Add MAINTAINERS entry for virtio-input

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

MAINTAINERS

@@ -356,6 +356,13 @@ F: hw/misc/zynq_slcr.c
 F: hw/*/cadence_*
 F: hw/ssi/xilinx_spips.c
 
+ARM ACPI Subsystem
+M: Shannon Zhao <zhaoshenglong@huawei.com>
+M: Shannon Zhao <shannon.zhao@linaro.org>
+S: Maintained
+F: hw/arm/virt-acpi-build.c
+F: include/hw/arm/virt-acpi-build.h
+
 CRIS Machines
 -------------
 Axis Dev88
@@ -695,6 +702,7 @@ virtio
 M: Michael S. Tsirkin <mst@redhat.com>
 S: Supported
 F: hw/*/virtio*
+F: net/vhost-user.c
 
 virtio-9p
 M: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
@@ -720,6 +728,12 @@ S: Supported
 F: hw/s390x/virtio-ccw.[hc]
 T: git git://github.com/cohuck/qemu virtio-ccw-upstr
 
+virtio-input
+M: Gerd Hoffmann <kraxel@redhat.com>
+S: Maintained
+F: hw/input/virtio-input*.c
+F: include/hw/virtio/virtio-input.h
+
 virtio-serial
 M: Amit Shah <amit.shah@redhat.com>
 S: Supported
@@ -770,7 +784,6 @@ F: hw/net/rocker/
 Subsystems
 ----------
 Audio
-M: Vassili Karpov (malc) <av1474@comtv.ru>
 M: Gerd Hoffmann <kraxel@redhat.com>
 S: Maintained
 F: audio/
@@ -946,7 +959,10 @@ M: Markus Armbruster <armbru@redhat.com>
 M: Michael Roth <mdroth@linux.vnet.ibm.com>
 S: Supported
 F: qapi/
+X: qapi/*.json
 F: tests/qapi-schema/
+F: scripts/qapi*
+F: docs/qapi*
 T: git git://repo.or.cz/qemu/armbru.git qapi-next
 
 QAPI Schema
@@ -954,6 +970,7 @@ M: Eric Blake <eblake@redhat.com>
 M: Markus Armbruster <armbru@redhat.com>
 S: Supported
 F: qapi-schema.json
+F: qapi/*.json
 T: git git://repo.or.cz/qemu/armbru.git qapi-next
 
 QObject
@@ -1014,8 +1031,6 @@ M: Amit Shah <amit.shah@redhat.com>
 S: Maintained
 F: include/migration/
 F: migration/
-F: savevm.c
-F: arch_init.c
 F: scripts/vmstate-static-checker.py
 F: tests/vmstate-static-checker-data/
 

Makefile

@@ -74,7 +74,7 @@ Makefile: ;
 configure: ;
 
 .PHONY: all clean cscope distclean dvi html info install install-doc \
-	pdf recurse-all speed test dist
+	pdf recurse-all speed test dist msi
 
 $(call set-vpath, $(SRC_PATH))
 
@@ -287,10 +287,32 @@ $(qga-obj-y) qemu-ga.o: $(QGALIB_GEN)
 qemu-ga$(EXESUF): $(qga-obj-y) libqemuutil.a libqemustub.a
 	$(call LINK, $^)
 
+ifdef QEMU_GA_MSI_ENABLED
+QEMU_GA_MSI=qemu-ga-$(ARCH).msi
+
+msi: ${QEMU_GA_MSI}
+
+$(QEMU_GA_MSI): qemu-ga.exe
+
+ifdef QEMU_GA_MSI_WITH_VSS
+$(QEMU_GA_MSI): qga/vss-win32/qga-vss.dll
+endif
+
+$(QEMU_GA_MSI): config-host.mak
+
+$(QEMU_GA_MSI):  qga/installer/qemu-ga.wxs
+	$(call quiet-command,QEMU_GA_VERSION="$(QEMU_GA_VERSION)" QEMU_GA_MANUFACTURER="$(QEMU_GA_MANUFACTURER)" QEMU_GA_DISTRO="$(QEMU_GA_DISTRO)" \
+	wixl -o $@ $(QEMU_GA_MSI_ARCH) $(QEMU_GA_MSI_WITH_VSS) $(QEMU_GA_MSI_MINGW_DLL_PATH) $<, "  WIXL  $@")
+else
+msi:
+	@echo MSI build not configured or dependency resolution failed (reconfigure with --enable-guest-agent-msi option)
+endif
+
 clean:
 # avoid old build problems by removing potentially incorrect old files
 	rm -f config.mak op-i386.h opc-i386.h gen-op-i386.h op-arm.h opc-arm.h gen-op-arm.h
 	rm -f qemu-options.def
+	rm -f *.msi
 	find . \( -name '*.l[oa]' -o -name '*.so' -o -name '*.dll' -o -name '*.mo' -o -name '*.[oda]' \) -type f -exec rm {} +
 	rm -f $(filter-out %.tlb,$(TOOLS)) $(HELPERS-y) qemu-ga TAGS cscope.* *.pod *~ */*~
 	rm -f fsdev/*.pod
@@ -342,7 +364,7 @@ bepo    cz
 
 ifdef INSTALL_BLOBS
 BLOBS=bios.bin bios-256k.bin sgabios.bin vgabios.bin vgabios-cirrus.bin \
-vgabios-stdvga.bin vgabios-vmware.bin vgabios-qxl.bin \
+vgabios-stdvga.bin vgabios-vmware.bin vgabios-qxl.bin vgabios-virtio.bin \
 acpi-dsdt.aml q35-acpi-dsdt.aml \
 ppc_rom.bin openbios-sparc32 openbios-sparc64 openbios-ppc QEMU,tcx.bin QEMU,cgthree.bin \
 pxe-e1000.rom pxe-eepro100.rom pxe-ne2k_pci.rom \

Makefile.target

@@ -132,9 +132,10 @@ obj-y += arch_init.o cpus.o monitor.o gdbstub.o balloon.o ioport.o numa.o
 obj-y += qtest.o bootdevice.o
 obj-y += hw/
 obj-$(CONFIG_KVM) += kvm-all.o
-obj-y += memory.o savevm.o cputlb.o
+obj-y += memory.o cputlb.o
 obj-y += memory_mapping.o
 obj-y += dump.o
+obj-y += migration/ram.o migration/savevm.o
 LIBS := $(libs_softmmu) $(LIBS)
 
 # xen support

async.c

@@ -280,6 +280,12 @@ static void aio_timerlist_notify(void *opaque)
     aio_notify(opaque);
 }
 
+static void aio_rfifolock_cb(void *opaque)
+{
+    /* Kick owner thread in case they are blocked in aio_poll() */
+    aio_notify(opaque);
+}
+
 AioContext *aio_context_new(Error **errp)
 {
     int ret;
@@ -297,7 +303,7 @@ AioContext *aio_context_new(Error **errp)
                            event_notifier_test_and_clear);
     ctx->thread_pool = NULL;
     qemu_mutex_init(&ctx->bh_lock);
-    rfifolock_init(&ctx->lock, NULL, NULL);
+    rfifolock_init(&ctx->lock, aio_rfifolock_cb, ctx);
     timerlistgroup_init(&ctx->tlg, aio_timerlist_notify, ctx);
 
     return ctx;

audio/Makefile.objs

@@ -5,13 +5,9 @@ common-obj-$(CONFIG_SPICE) += spiceaudio.o
 common-obj-$(CONFIG_COREAUDIO) += coreaudio.o
 common-obj-$(CONFIG_ALSA) += alsaaudio.o
 common-obj-$(CONFIG_DSOUND) += dsoundaudio.o
-common-obj-$(CONFIG_FMOD) += fmodaudio.o
-common-obj-$(CONFIG_ESD) += esdaudio.o
 common-obj-$(CONFIG_PA) += paaudio.o
-common-obj-$(CONFIG_WINWAVE) += winwaveaudio.o
 common-obj-$(CONFIG_AUDIO_PT_INT) += audio_pt_int.o
 common-obj-$(CONFIG_AUDIO_WIN_INT) += audio_win_int.o
 common-obj-y += wavcapture.o
 
-$(obj)/audio.o $(obj)/fmodaudio.o: QEMU_CFLAGS += $(FMOD_CFLAGS)
 sdlaudio.o-cflags := $(SDL_CFLAGS)

audio/alsaaudio.c

@@ -25,6 +25,7 @@
 #include "qemu-common.h"
 #include "qemu/main-loop.h"
 #include "audio.h"
+#include "trace.h"
 
 #if QEMU_GNUC_PREREQ(4, 3)
 #pragma GCC diagnostic ignored "-Waddress"
@@ -33,9 +34,28 @@
 #define AUDIO_CAP "alsa"
 #include "audio_int.h"
 
+typedef struct ALSAConf {
+    int size_in_usec_in;
+    int size_in_usec_out;
+    const char *pcm_name_in;
+    const char *pcm_name_out;
+    unsigned int buffer_size_in;
+    unsigned int period_size_in;
+    unsigned int buffer_size_out;
+    unsigned int period_size_out;
+    unsigned int threshold;
+
+    int buffer_size_in_overridden;
+    int period_size_in_overridden;
+
+    int buffer_size_out_overridden;
+    int period_size_out_overridden;
+} ALSAConf;
+
 struct pollhlp {
     snd_pcm_t *handle;
     struct pollfd *pfds;
+    ALSAConf *conf;
     int count;
     int mask;
 };
@@ -56,30 +76,6 @@ typedef struct ALSAVoiceIn {
     struct pollhlp pollhlp;
 } ALSAVoiceIn;
 
-static struct {
-    int size_in_usec_in;
-    int size_in_usec_out;
-    const char *pcm_name_in;
-    const char *pcm_name_out;
-    unsigned int buffer_size_in;
-    unsigned int period_size_in;
-    unsigned int buffer_size_out;
-    unsigned int period_size_out;
-    unsigned int threshold;
-
-    int buffer_size_in_overridden;
-    int period_size_in_overridden;
-
-    int buffer_size_out_overridden;
-    int period_size_out_overridden;
-    int verbose;
-} conf = {
-    .buffer_size_out = 4096,
-    .period_size_out = 1024,
-    .pcm_name_out = "default",
-    .pcm_name_in = "default",
-};
-
 struct alsa_params_req {
     int freq;
     snd_pcm_format_t fmt;
@@ -205,9 +201,7 @@ static void alsa_poll_handler (void *opaque)
     }
 
     if (!(revents & hlp->mask)) {
-        if (conf.verbose) {
-            dolog ("revents = %d\n", revents);
-        }
+        trace_alsa_revents(revents);
         return;
     }
 
@@ -266,31 +260,14 @@ static int alsa_poll_helper (snd_pcm_t *handle, struct pollhlp *hlp, int mask)
 
     for (i = 0; i < count; ++i) {
         if (pfds[i].events & POLLIN) {
-            err = qemu_set_fd_handler (pfds[i].fd, alsa_poll_handler,
-                                       NULL, hlp);
+            qemu_set_fd_handler (pfds[i].fd, alsa_poll_handler, NULL, hlp);
         }
         if (pfds[i].events & POLLOUT) {
-            if (conf.verbose) {
-                dolog ("POLLOUT %d %d\n", i, pfds[i].fd);
-            }
-            err = qemu_set_fd_handler (pfds[i].fd, NULL,
-                                       alsa_poll_handler, hlp);
-        }
-        if (conf.verbose) {
-            dolog ("Set handler events=%#x index=%d fd=%d err=%d\n",
-                   pfds[i].events, i, pfds[i].fd, err);
+            trace_alsa_pollout(i, pfds[i].fd);
+            qemu_set_fd_handler (pfds[i].fd, NULL, alsa_poll_handler, hlp);
         }
+        trace_alsa_set_handler(pfds[i].events, i, pfds[i].fd, err);
 
-        if (err) {
-            dolog ("Failed to set handler events=%#x index=%d fd=%d err=%d\n",
-                   pfds[i].events, i, pfds[i].fd, err);
-
-            while (i--) {
-                qemu_set_fd_handler (pfds[i].fd, NULL, NULL, NULL);
-            }
-            g_free (pfds);
-            return -1;
-        }
     }
     hlp->pfds = pfds;
     hlp->count = count;
@@ -476,14 +453,15 @@ static void alsa_set_threshold (snd_pcm_t *handle, snd_pcm_uframes_t threshold)
 }
 
 static int alsa_open (int in, struct alsa_params_req *req,
-                      struct alsa_params_obt *obt, snd_pcm_t **handlep)
+                      struct alsa_params_obt *obt, snd_pcm_t **handlep,
+                      ALSAConf *conf)
 {
     snd_pcm_t *handle;
     snd_pcm_hw_params_t *hw_params;
     int err;
     int size_in_usec;
     unsigned int freq, nchannels;
-    const char *pcm_name = in ? conf.pcm_name_in : conf.pcm_name_out;
+    const char *pcm_name = in ? conf->pcm_name_in : conf->pcm_name_out;
     snd_pcm_uframes_t obt_buffer_size;
     const char *typ = in ? "ADC" : "DAC";
     snd_pcm_format_t obtfmt;
@@ -522,7 +500,7 @@ static int alsa_open (int in, struct alsa_params_req *req,
     }
 
     err = snd_pcm_hw_params_set_format (handle, hw_params, req->fmt);
-    if (err < 0 && conf.verbose) {
+    if (err < 0) {
         alsa_logerr2 (err, typ, "Failed to set format %d\n", req->fmt);
     }
 
@@ -654,7 +632,7 @@ static int alsa_open (int in, struct alsa_params_req *req,
         goto err;
     }
 
-    if (!in && conf.threshold) {
+    if (!in && conf->threshold) {
         snd_pcm_uframes_t threshold;
         int bytes_per_sec;
 
@@ -676,7 +654,7 @@ static int alsa_open (int in, struct alsa_params_req *req,
             break;
         }
 
-        threshold = (conf.threshold * bytes_per_sec) / 1000;
+        threshold = (conf->threshold * bytes_per_sec) / 1000;
         alsa_set_threshold (handle, threshold);
     }
 
@@ -686,10 +664,9 @@ static int alsa_open (int in, struct alsa_params_req *req,
 
     *handlep = handle;
 
-    if (conf.verbose &&
-        (obtfmt != req->fmt ||
+    if (obtfmt != req->fmt ||
          obt->nchannels != req->nchannels ||
-         obt->freq != req->freq)) {
+         obt->freq != req->freq) {
         dolog ("Audio parameters for %s\n", typ);
         alsa_dump_info (req, obt, obtfmt);
     }
@@ -743,9 +720,7 @@ static void alsa_write_pending (ALSAVoiceOut *alsa)
             if (written <= 0) {
                 switch (written) {
                 case 0:
-                    if (conf.verbose) {
-                        dolog ("Failed to write %d frames (wrote zero)\n", len);
-                    }
+                    trace_alsa_wrote_zero(len);
                     return;
 
                 case -EPIPE:
@@ -754,9 +729,7 @@ static void alsa_write_pending (ALSAVoiceOut *alsa)
                                      len);
                         return;
                     }
-                    if (conf.verbose) {
-                        dolog ("Recovering from playback xrun\n");
-                    }
+                    trace_alsa_xrun_out();
                     continue;
 
                 case -ESTRPIPE:
@@ -767,9 +740,7 @@ static void alsa_write_pending (ALSAVoiceOut *alsa)
                                      len);
                         return;
                     }
-                    if (conf.verbose) {
-                        dolog ("Resuming suspended output stream\n");
-                    }
+                    trace_alsa_resume_out();
                     continue;
 
                 case -EAGAIN:
@@ -819,25 +790,27 @@ static void alsa_fini_out (HWVoiceOut *hw)
     alsa->pcm_buf = NULL;
 }
 
-static int alsa_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int alsa_init_out(HWVoiceOut *hw, struct audsettings *as,
+                         void *drv_opaque)
 {
     ALSAVoiceOut *alsa = (ALSAVoiceOut *) hw;
     struct alsa_params_req req;
     struct alsa_params_obt obt;
     snd_pcm_t *handle;
     struct audsettings obt_as;
+    ALSAConf *conf = drv_opaque;
 
     req.fmt = aud_to_alsafmt (as->fmt, as->endianness);
     req.freq = as->freq;
     req.nchannels = as->nchannels;
-    req.period_size = conf.period_size_out;
-    req.buffer_size = conf.buffer_size_out;
-    req.size_in_usec = conf.size_in_usec_out;
+    req.period_size = conf->period_size_out;
+    req.buffer_size = conf->buffer_size_out;
+    req.size_in_usec = conf->size_in_usec_out;
     req.override_mask =
-        (conf.period_size_out_overridden ? 1 : 0) |
-        (conf.buffer_size_out_overridden ? 2 : 0);
+        (conf->period_size_out_overridden ? 1 : 0) |
+        (conf->buffer_size_out_overridden ? 2 : 0);
 
-    if (alsa_open (0, &req, &obt, &handle)) {
+    if (alsa_open (0, &req, &obt, &handle, conf)) {
         return -1;
     }
 
@@ -858,6 +831,7 @@ static int alsa_init_out (HWVoiceOut *hw, struct audsettings *as)
     }
 
     alsa->handle = handle;
+    alsa->pollhlp.conf = conf;
     return 0;
 }
 
@@ -928,25 +902,26 @@ static int alsa_ctl_out (HWVoiceOut *hw, int cmd, ...)
     return -1;
 }
 
-static int alsa_init_in (HWVoiceIn *hw, struct audsettings *as)
+static int alsa_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
 {
     ALSAVoiceIn *alsa = (ALSAVoiceIn *) hw;
     struct alsa_params_req req;
     struct alsa_params_obt obt;
     snd_pcm_t *handle;
     struct audsettings obt_as;
+    ALSAConf *conf = drv_opaque;
 
     req.fmt = aud_to_alsafmt (as->fmt, as->endianness);
     req.freq = as->freq;
     req.nchannels = as->nchannels;
-    req.period_size = conf.period_size_in;
-    req.buffer_size = conf.buffer_size_in;
-    req.size_in_usec = conf.size_in_usec_in;
+    req.period_size = conf->period_size_in;
+    req.buffer_size = conf->buffer_size_in;
+    req.size_in_usec = conf->size_in_usec_in;
     req.override_mask =
-        (conf.period_size_in_overridden ? 1 : 0) |
-        (conf.buffer_size_in_overridden ? 2 : 0);
+        (conf->period_size_in_overridden ? 1 : 0) |
+        (conf->buffer_size_in_overridden ? 2 : 0);
 
-    if (alsa_open (1, &req, &obt, &handle)) {
+    if (alsa_open (1, &req, &obt, &handle, conf)) {
         return -1;
     }
 
@@ -967,6 +942,7 @@ static int alsa_init_in (HWVoiceIn *hw, struct audsettings *as)
     }
 
     alsa->handle = handle;
+    alsa->pollhlp.conf = conf;
     return 0;
 }
 
@@ -1022,14 +998,10 @@ static int alsa_run_in (HWVoiceIn *hw)
                 dolog ("Failed to resume suspended input stream\n");
                 return 0;
             }
-            if (conf.verbose) {
-                dolog ("Resuming suspended input stream\n");
-            }
+            trace_alsa_resume_in();
             break;
         default:
-            if (conf.verbose) {
-                dolog ("No frames available and ALSA state is %d\n", state);
-            }
+            trace_alsa_no_frames(state);
             return 0;
         }
     }
@@ -1064,9 +1036,7 @@ static int alsa_run_in (HWVoiceIn *hw)
             if (nread <= 0) {
                 switch (nread) {
                 case 0:
-                    if (conf.verbose) {
-                        dolog ("Failed to read %ld frames (read zero)\n", len);
-                    }
+                    trace_alsa_read_zero(len);
                     goto exit;
 
                 case -EPIPE:
@@ -1074,9 +1044,7 @@ static int alsa_run_in (HWVoiceIn *hw)
                         alsa_logerr (nread, "Failed to read %ld frames\n", len);
                         goto exit;
                     }
-                    if (conf.verbose) {
-                        dolog ("Recovering from capture xrun\n");
-                    }
+                    trace_alsa_xrun_in();
                     continue;
 
                 case -EAGAIN:
@@ -1148,82 +1116,85 @@ static int alsa_ctl_in (HWVoiceIn *hw, int cmd, ...)
     return -1;
 }
 
+static ALSAConf glob_conf = {
+    .buffer_size_out = 4096,
+    .period_size_out = 1024,
+    .pcm_name_out = "default",
+    .pcm_name_in = "default",
+};
+
 static void *alsa_audio_init (void)
 {
-    return &conf;
+    ALSAConf *conf = g_malloc(sizeof(ALSAConf));
+    *conf = glob_conf;
+    return conf;
 }
 
 static void alsa_audio_fini (void *opaque)
 {
-    (void) opaque;
+    g_free(opaque);
 }
 
 static struct audio_option alsa_options[] = {
     {
         .name        = "DAC_SIZE_IN_USEC",
         .tag         = AUD_OPT_BOOL,
-        .valp        = &conf.size_in_usec_out,
+        .valp        = &glob_conf.size_in_usec_out,
         .descr       = "DAC period/buffer size in microseconds (otherwise in frames)"
     },
     {
         .name        = "DAC_PERIOD_SIZE",
         .tag         = AUD_OPT_INT,
-        .valp        = &conf.period_size_out,
+        .valp        = &glob_conf.period_size_out,
         .descr       = "DAC period size (0 to go with system default)",
-        .overriddenp = &conf.period_size_out_overridden
+        .overriddenp = &glob_conf.period_size_out_overridden
     },
     {
         .name        = "DAC_BUFFER_SIZE",
         .tag         = AUD_OPT_INT,
-        .valp        = &conf.buffer_size_out,
+        .valp        = &glob_conf.buffer_size_out,
         .descr       = "DAC buffer size (0 to go with system default)",
-        .overriddenp = &conf.buffer_size_out_overridden
+        .overriddenp = &glob_conf.buffer_size_out_overridden
     },
     {
         .name        = "ADC_SIZE_IN_USEC",
         .tag         = AUD_OPT_BOOL,
-        .valp        = &conf.size_in_usec_in,
+        .valp        = &glob_conf.size_in_usec_in,
         .descr       =
         "ADC period/buffer size in microseconds (otherwise in frames)"
     },
     {
         .name        = "ADC_PERIOD_SIZE",
         .tag         = AUD_OPT_INT,
-        .valp        = &conf.period_size_in,
+        .valp        = &glob_conf.period_size_in,
         .descr       = "ADC period size (0 to go with system default)",
-        .overriddenp = &conf.period_size_in_overridden
+        .overriddenp = &glob_conf.period_size_in_overridden
     },
     {
         .name        = "ADC_BUFFER_SIZE",
         .tag         = AUD_OPT_INT,
-        .valp        = &conf.buffer_size_in,
+        .valp        = &glob_conf.buffer_size_in,
         .descr       = "ADC buffer size (0 to go with system default)",
-        .overriddenp = &conf.buffer_size_in_overridden
+        .overriddenp = &glob_conf.buffer_size_in_overridden
     },
     {
         .name        = "THRESHOLD",
         .tag         = AUD_OPT_INT,
-        .valp        = &conf.threshold,
+        .valp        = &glob_conf.threshold,
         .descr       = "(undocumented)"
     },
     {
         .name        = "DAC_DEV",
         .tag         = AUD_OPT_STR,
-        .valp        = &conf.pcm_name_out,
+        .valp        = &glob_conf.pcm_name_out,
         .descr       = "DAC device name (for instance dmix)"
     },
     {
         .name        = "ADC_DEV",
         .tag         = AUD_OPT_STR,
-        .valp        = &conf.pcm_name_in,
+        .valp        = &glob_conf.pcm_name_in,
         .descr       = "ADC device name"
     },
-    {
-        .name        = "VERBOSE",
-        .tag         = AUD_OPT_BOOL,
-        .valp        = &conf.verbose,
-        .descr       = "Behave in a more verbose way"
-    },
     { /* End of list */ }
 };
 

audio/audio.c

@@ -30,7 +30,6 @@
 #define AUDIO_CAP "audio"
 #include "audio_int.h"
 
-/* #define DEBUG_PLIVE */
 /* #define DEBUG_LIVE */
 /* #define DEBUG_OUT */
 /* #define DEBUG_CAPTURE */
@@ -66,8 +65,6 @@ static struct {
         int hertz;
         int64_t ticks;
     } period;
-    int plive;
-    int log_to_monitor;
     int try_poll_in;
     int try_poll_out;
 } conf = {
@@ -96,8 +93,6 @@ static struct {
     },
 
     .period = { .hertz = 100 },
-    .plive = 0,
-    .log_to_monitor = 0,
     .try_poll_in = 1,
     .try_poll_out = 1,
 };
@@ -331,20 +326,11 @@ static const char *audio_get_conf_str (const char *key,
 
 void AUD_vlog (const char *cap, const char *fmt, va_list ap)
 {
-    if (conf.log_to_monitor) {
-        if (cap) {
-            monitor_printf(default_mon, "%s: ", cap);
-        }
-
-        monitor_vprintf(default_mon, fmt, ap);
+    if (cap) {
+        fprintf(stderr, "%s: ", cap);
     }
-    else {
-        if (cap) {
-            fprintf (stderr, "%s: ", cap);
-        }
 
-        vfprintf (stderr, fmt, ap);
-    }
+    vfprintf(stderr, fmt, ap);
 }
 
 void AUD_log (const char *cap, const char *fmt, ...)
@@ -1454,9 +1440,6 @@ static void audio_run_out (AudioState *s)
             while (sw) {
                 sw1 = sw->entries.le_next;
                 if (!sw->active && !sw->callback.fn) {
-#ifdef DEBUG_PLIVE
-                    dolog ("Finishing with old voice\n");
-#endif
                     audio_close_out (sw);
                 }
                 sw = sw1;
@@ -1648,18 +1631,6 @@ static struct audio_option audio_options[] = {
         .valp  = &conf.period.hertz,
         .descr = "Timer period in HZ (0 - use lowest possible)"
     },
-    {
-        .name  = "PLIVE",
-        .tag   = AUD_OPT_BOOL,
-        .valp  = &conf.plive,
-        .descr = "(undocumented)"
-    },
-    {
-        .name  = "LOG_TO_MONITOR",
-        .tag   = AUD_OPT_BOOL,
-        .valp  = &conf.log_to_monitor,
-        .descr = "Print logging messages to monitor instead of stderr"
-    },
     { /* End of list */ }
 };
 

audio/audio_int.h

@@ -156,13 +156,13 @@ struct audio_driver {
 };
 
 struct audio_pcm_ops {
-    int  (*init_out)(HWVoiceOut *hw, struct audsettings *as);
+    int  (*init_out)(HWVoiceOut *hw, struct audsettings *as, void *drv_opaque);
     void (*fini_out)(HWVoiceOut *hw);
     int  (*run_out) (HWVoiceOut *hw, int live);
     int  (*write)   (SWVoiceOut *sw, void *buf, int size);
     int  (*ctl_out) (HWVoiceOut *hw, int cmd, ...);
 
-    int  (*init_in) (HWVoiceIn *hw, struct audsettings *as);
+    int  (*init_in) (HWVoiceIn *hw, struct audsettings *as, void *drv_opaque);
     void (*fini_in) (HWVoiceIn *hw);
     int  (*run_in)  (HWVoiceIn *hw);
     int  (*read)    (SWVoiceIn *sw, void *buf, int size);
@@ -206,14 +206,11 @@ extern struct audio_driver no_audio_driver;
 extern struct audio_driver oss_audio_driver;
 extern struct audio_driver sdl_audio_driver;
 extern struct audio_driver wav_audio_driver;
-extern struct audio_driver fmod_audio_driver;
 extern struct audio_driver alsa_audio_driver;
 extern struct audio_driver coreaudio_audio_driver;
 extern struct audio_driver dsound_audio_driver;
-extern struct audio_driver esd_audio_driver;
 extern struct audio_driver pa_audio_driver;
 extern struct audio_driver spice_audio_driver;
-extern struct audio_driver winwave_audio_driver;
 extern const struct mixeng_volume nominal_volume;
 
 void audio_pcm_init_info (struct audio_pcm_info *info, struct audsettings *as);

audio/audio_template.h

@@ -262,7 +262,7 @@ static HW *glue (audio_pcm_hw_add_new_, TYPE) (struct audsettings *as)
 #ifdef DAC
     QLIST_INIT (&hw->cap_head);
 #endif
-    if (glue (hw->pcm_ops->init_, TYPE) (hw, as)) {
+    if (glue (hw->pcm_ops->init_, TYPE) (hw, as, s->drv_opaque)) {
         goto err0;
     }
 
@@ -398,10 +398,6 @@ SW *glue (AUD_open_, TYPE) (
     )
 {
     AudioState *s = &glob_audio_state;
-#ifdef DAC
-    int live = 0;
-    SW *old_sw = NULL;
-#endif
 
     if (audio_bug (AUDIO_FUNC, !card || !name || !callback_fn || !as)) {
         dolog ("card=%p name=%p callback_fn=%p as=%p\n",
@@ -426,29 +422,6 @@ SW *glue (AUD_open_, TYPE) (
         return sw;
     }
 
-#ifdef DAC
-    if (conf.plive && sw && (!sw->active && !sw->empty)) {
-        live = sw->total_hw_samples_mixed;
-
-#ifdef DEBUG_PLIVE
-        dolog ("Replacing voice %s with %d live samples\n", SW_NAME (sw), live);
-        dolog ("Old %s freq %d, bits %d, channels %d\n",
-               SW_NAME (sw), sw->info.freq, sw->info.bits, sw->info.nchannels);
-        dolog ("New %s freq %d, bits %d, channels %d\n",
-               name,
-               as->freq,
-               (as->fmt == AUD_FMT_S16 || as->fmt == AUD_FMT_U16) ? 16 : 8,
-               as->nchannels);
-#endif
-
-        if (live) {
-            old_sw = sw;
-            old_sw->callback.fn = NULL;
-            sw = NULL;
-        }
-    }
-#endif
-
     if (!glue (conf.fixed_, TYPE).enabled && sw) {
         glue (AUD_close_, TYPE) (card, sw);
         sw = NULL;
@@ -481,20 +454,6 @@ SW *glue (AUD_open_, TYPE) (
     sw->callback.fn = callback_fn;
     sw->callback.opaque = callback_opaque;
 
-#ifdef DAC
-    if (live) {
-        int mixed =
-            (live << old_sw->info.shift)
-            * old_sw->info.bytes_per_second
-            / sw->info.bytes_per_second;
-
-#ifdef DEBUG_PLIVE
-        dolog ("Silence will be mixed %d\n", mixed);
-#endif
-        sw->total_hw_samples_mixed += mixed;
-    }
-#endif
-
 #ifdef DEBUG_AUDIO
     dolog ("%s\n", name);
     audio_pcm_print_info ("hw", &sw->hw->info);

audio/coreaudio.c

@@ -32,20 +32,16 @@
 #define AUDIO_CAP "coreaudio"
 #include "audio_int.h"
 
-struct {
+static int isAtexit;
+
+typedef struct {
     int buffer_frames;
     int nbuffers;
-    int isAtexit;
-} conf = {
-    .buffer_frames = 512,
-    .nbuffers = 4,
-    .isAtexit = 0
-};
+} CoreaudioConf;
 
 typedef struct coreaudioVoiceOut {
     HWVoiceOut hw;
     pthread_mutex_t mutex;
-    int isAtexit;
     AudioDeviceID outputDeviceID;
     UInt32 audioDevicePropertyBufferFrameSize;
     AudioStreamBasicDescription outputStreamBasicDescription;
@@ -161,7 +157,7 @@ static inline UInt32 isPlaying (AudioDeviceID outputDeviceID)
 
 static void coreaudio_atexit (void)
 {
-    conf.isAtexit = 1;
+    isAtexit = 1;
 }
 
 static int coreaudio_lock (coreaudioVoiceOut *core, const char *fn_name)
@@ -287,7 +283,8 @@ static int coreaudio_write (SWVoiceOut *sw, void *buf, int len)
     return audio_pcm_sw_write (sw, buf, len);
 }
 
-static int coreaudio_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int coreaudio_init_out(HWVoiceOut *hw, struct audsettings *as,
+                              void *drv_opaque)
 {
     OSStatus status;
     coreaudioVoiceOut *core = (coreaudioVoiceOut *) hw;
@@ -295,6 +292,7 @@ static int coreaudio_init_out (HWVoiceOut *hw, struct audsettings *as)
     int err;
     const char *typ = "playback";
     AudioValueRange frameRange;
+    CoreaudioConf *conf = drv_opaque;
 
     /* create mutex */
     err = pthread_mutex_init(&core->mutex, NULL);
@@ -336,16 +334,16 @@ static int coreaudio_init_out (HWVoiceOut *hw, struct audsettings *as)
         return -1;
     }
 
-    if (frameRange.mMinimum > conf.buffer_frames) {
+    if (frameRange.mMinimum > conf->buffer_frames) {
         core->audioDevicePropertyBufferFrameSize = (UInt32) frameRange.mMinimum;
         dolog ("warning: Upsizing Buffer Frames to %f\n", frameRange.mMinimum);
     }
-    else if (frameRange.mMaximum < conf.buffer_frames) {
+    else if (frameRange.mMaximum < conf->buffer_frames) {
         core->audioDevicePropertyBufferFrameSize = (UInt32) frameRange.mMaximum;
         dolog ("warning: Downsizing Buffer Frames to %f\n", frameRange.mMaximum);
     }
     else {
-        core->audioDevicePropertyBufferFrameSize = conf.buffer_frames;
+        core->audioDevicePropertyBufferFrameSize = conf->buffer_frames;
     }
 
     /* set Buffer Frame Size */
@@ -379,7 +377,7 @@ static int coreaudio_init_out (HWVoiceOut *hw, struct audsettings *as)
                            "Could not get device buffer frame size\n");
         return -1;
     }
-    hw->samples = conf.nbuffers * core->audioDevicePropertyBufferFrameSize;
+    hw->samples = conf->nbuffers * core->audioDevicePropertyBufferFrameSize;
 
     /* get StreamFormat */
     propertySize = sizeof(core->outputStreamBasicDescription);
@@ -443,7 +441,7 @@ static void coreaudio_fini_out (HWVoiceOut *hw)
     int err;
     coreaudioVoiceOut *core = (coreaudioVoiceOut *) hw;
 
-    if (!conf.isAtexit) {
+    if (!isAtexit) {
         /* stop playback */
         if (isPlaying(core->outputDeviceID)) {
             status = AudioDeviceStop(core->outputDeviceID, audioDeviceIOProc);
@@ -486,7 +484,7 @@ static int coreaudio_ctl_out (HWVoiceOut *hw, int cmd, ...)
 
     case VOICE_DISABLE:
         /* stop playback */
-        if (!conf.isAtexit) {
+        if (!isAtexit) {
             if (isPlaying(core->outputDeviceID)) {
                 status = AudioDeviceStop(core->outputDeviceID, audioDeviceIOProc);
                 if (status != kAudioHardwareNoError) {
@@ -499,28 +497,36 @@ static int coreaudio_ctl_out (HWVoiceOut *hw, int cmd, ...)
     return 0;
 }
 
+static CoreaudioConf glob_conf = {
+    .buffer_frames = 512,
+    .nbuffers = 4,
+};
+
 static void *coreaudio_audio_init (void)
 {
+    CoreaudioConf *conf = g_malloc(sizeof(CoreaudioConf));
+    *conf = glob_conf;
+
     atexit(coreaudio_atexit);
-    return &coreaudio_audio_init;
+    return conf;
 }
 
 static void coreaudio_audio_fini (void *opaque)
 {
-    (void) opaque;
+    g_free(opaque);
 }
 
 static struct audio_option coreaudio_options[] = {
     {
         .name  = "BUFFER_SIZE",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.buffer_frames,
+        .valp  = &glob_conf.buffer_frames,
         .descr = "Size of the buffer in frames"
     },
     {
         .name  = "BUFFER_COUNT",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.nbuffers,
+        .valp  = &glob_conf.nbuffers,
         .descr = "Number of buffers"
     },
     { /* End of list */ }

audio/dsound_template.h

@@ -67,11 +67,11 @@ static int glue (dsound_lock_, TYPE) (
     LPVOID *p2p,
     DWORD *blen1p,
     DWORD *blen2p,
-    int entire
+    int entire,
+    dsound *s
     )
 {
     HRESULT hr;
-    int i;
     LPVOID p1 = NULL, p2 = NULL;
     DWORD blen1 = 0, blen2 = 0;
     DWORD flag;
@@ -81,37 +81,18 @@ static int glue (dsound_lock_, TYPE) (
 #else
     flag = entire ? DSBLOCK_ENTIREBUFFER : 0;
 #endif
-    for (i = 0; i < conf.lock_retries; ++i) {
-        hr = glue (IFACE, _Lock) (
-            buf,
-            pos,
-            len,
-            &p1,
-            &blen1,
-            &p2,
-            &blen2,
-            flag
-            );
+    hr = glue(IFACE, _Lock)(buf, pos, len, &p1, &blen1, &p2, &blen2, flag);
 
-        if (FAILED (hr)) {
+    if (FAILED (hr)) {
 #ifndef DSBTYPE_IN
-            if (hr == DSERR_BUFFERLOST) {
-                if (glue (dsound_restore_, TYPE) (buf)) {
-                    dsound_logerr (hr, "Could not lock " NAME "\n");
-                    goto fail;
-                }
-                continue;
+        if (hr == DSERR_BUFFERLOST) {
+            if (glue (dsound_restore_, TYPE) (buf, s)) {
+                dsound_logerr (hr, "Could not lock " NAME "\n");
             }
-#endif
-            dsound_logerr (hr, "Could not lock " NAME "\n");
             goto fail;
         }
-
-        break;
-    }
-
-    if (i == conf.lock_retries) {
-        dolog ("%d attempts to lock " NAME " failed\n", i);
+#endif
+        dsound_logerr (hr, "Could not lock " NAME "\n");
         goto fail;
     }
 
@@ -174,16 +155,19 @@ static void dsound_fini_out (HWVoiceOut *hw)
 }
 
 #ifdef DSBTYPE_IN
-static int dsound_init_in (HWVoiceIn *hw, struct audsettings *as)
+static int dsound_init_in(HWVoiceIn *hw, struct audsettings *as,
+                          void *drv_opaque)
 #else
-static int dsound_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int dsound_init_out(HWVoiceOut *hw, struct audsettings *as,
+                           void *drv_opaque)
 #endif
 {
     int err;
     HRESULT hr;
-    dsound *s = &glob_dsound;
+    dsound *s = drv_opaque;
     WAVEFORMATEX wfx;
     struct audsettings obt_as;
+    DSoundConf *conf = &s->conf;
 #ifdef DSBTYPE_IN
     const char *typ = "ADC";
     DSoundVoiceIn *ds = (DSoundVoiceIn *) hw;
@@ -210,7 +194,7 @@ static int dsound_init_out (HWVoiceOut *hw, struct audsettings *as)
     bd.dwSize = sizeof (bd);
     bd.lpwfxFormat = &wfx;
 #ifdef DSBTYPE_IN
-    bd.dwBufferBytes = conf.bufsize_in;
+    bd.dwBufferBytes = conf->bufsize_in;
     hr = IDirectSoundCapture_CreateCaptureBuffer (
         s->dsound_capture,
         &bd,
@@ -219,7 +203,7 @@ static int dsound_init_out (HWVoiceOut *hw, struct audsettings *as)
         );
 #else
     bd.dwFlags = DSBCAPS_STICKYFOCUS | DSBCAPS_GETCURRENTPOSITION2;
-    bd.dwBufferBytes = conf.bufsize_out;
+    bd.dwBufferBytes = conf->bufsize_out;
     hr = IDirectSound_CreateSoundBuffer (
         s->dsound,
         &bd,
@@ -269,6 +253,7 @@ static int dsound_init_out (HWVoiceOut *hw, struct audsettings *as)
             );
     }
     hw->samples = bc.dwBufferBytes >> hw->info.shift;
+    ds->s = s;
 
 #ifdef DEBUG_DSOUND
     dolog ("caps %ld, desc %ld\n",

audio/dsoundaudio.c

@@ -41,42 +41,25 @@
 
 /* #define DEBUG_DSOUND */
 
-static struct {
-    int lock_retries;
-    int restore_retries;
-    int getstatus_retries;
-    int set_primary;
+typedef struct {
     int bufsize_in;
     int bufsize_out;
-    struct audsettings settings;
     int latency_millis;
-} conf = {
-    .lock_retries       = 1,
-    .restore_retries    = 1,
-    .getstatus_retries  = 1,
-    .set_primary        = 0,
-    .bufsize_in         = 16384,
-    .bufsize_out        = 16384,
-    .settings.freq      = 44100,
-    .settings.nchannels = 2,
-    .settings.fmt       = AUD_FMT_S16,
-    .latency_millis     = 10
-};
+} DSoundConf;
 
 typedef struct {
     LPDIRECTSOUND dsound;
     LPDIRECTSOUNDCAPTURE dsound_capture;
-    LPDIRECTSOUNDBUFFER dsound_primary_buffer;
     struct audsettings settings;
+    DSoundConf conf;
 } dsound;
 
-static dsound glob_dsound;
-
 typedef struct {
     HWVoiceOut hw;
     LPDIRECTSOUNDBUFFER dsound_buffer;
     DWORD old_pos;
     int first_time;
+    dsound *s;
 #ifdef DEBUG_DSOUND
     DWORD old_ppos;
     DWORD played;
@@ -88,6 +71,7 @@ typedef struct {
     HWVoiceIn hw;
     int first_time;
     LPDIRECTSOUNDCAPTUREBUFFER dsound_capture_buffer;
+    dsound *s;
 } DSoundVoiceIn;
 
 static void dsound_log_hresult (HRESULT hr)
@@ -281,29 +265,17 @@ static void print_wave_format (WAVEFORMATEX *wfx)
 }
 #endif
 
-static int dsound_restore_out (LPDIRECTSOUNDBUFFER dsb)
+static int dsound_restore_out (LPDIRECTSOUNDBUFFER dsb, dsound *s)
 {
     HRESULT hr;
-    int i;
 
-    for (i = 0; i < conf.restore_retries; ++i) {
-        hr = IDirectSoundBuffer_Restore (dsb);
+    hr = IDirectSoundBuffer_Restore (dsb);
 
-        switch (hr) {
-        case DS_OK:
-            return 0;
-
-        case DSERR_BUFFERLOST:
-            continue;
-
-        default:
-            dsound_logerr (hr, "Could not restore playback buffer\n");
-            return -1;
-        }
+    if (hr != DS_OK) {
+        dsound_logerr (hr, "Could not restore playback buffer\n");
+        return -1;
     }
-
-    dolog ("%d attempts to restore playback buffer failed\n", i);
-    return -1;
+    return 0;
 }
 
 #include "dsound_template.h"
@@ -311,25 +283,20 @@ static int dsound_restore_out (LPDIRECTSOUNDBUFFER dsb)
 #include "dsound_template.h"
 #undef DSBTYPE_IN
 
-static int dsound_get_status_out (LPDIRECTSOUNDBUFFER dsb, DWORD *statusp)
+static int dsound_get_status_out (LPDIRECTSOUNDBUFFER dsb, DWORD *statusp,
+                                  dsound *s)
 {
     HRESULT hr;
-    int i;
 
-    for (i = 0; i < conf.getstatus_retries; ++i) {
-        hr = IDirectSoundBuffer_GetStatus (dsb, statusp);
-        if (FAILED (hr)) {
-            dsound_logerr (hr, "Could not get playback buffer status\n");
-            return -1;
-        }
+    hr = IDirectSoundBuffer_GetStatus (dsb, statusp);
+    if (FAILED (hr)) {
+        dsound_logerr (hr, "Could not get playback buffer status\n");
+        return -1;
+    }
 
-        if (*statusp & DSERR_BUFFERLOST) {
-            if (dsound_restore_out (dsb)) {
-                return -1;
-            }
-            continue;
-        }
-        break;
+    if (*statusp & DSERR_BUFFERLOST) {
+        dsound_restore_out(dsb, s);
+        return -1;
     }
 
     return 0;
@@ -376,7 +343,8 @@ static void dsound_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len)
     hw->rpos = pos % hw->samples;
 }
 
-static void dsound_clear_sample (HWVoiceOut *hw, LPDIRECTSOUNDBUFFER dsb)
+static void dsound_clear_sample (HWVoiceOut *hw, LPDIRECTSOUNDBUFFER dsb,
+                                 dsound *s)
 {
     int err;
     LPVOID p1, p2;
@@ -389,7 +357,8 @@ static void dsound_clear_sample (HWVoiceOut *hw, LPDIRECTSOUNDBUFFER dsb)
         hw->samples << hw->info.shift,
         &p1, &p2,
         &blen1, &blen2,
-        1
+        1,
+        s
         );
     if (err) {
         return;
@@ -415,25 +384,9 @@ static void dsound_clear_sample (HWVoiceOut *hw, LPDIRECTSOUNDBUFFER dsb)
     dsound_unlock_out (dsb, p1, p2, blen1, blen2);
 }
 
-static void dsound_close (dsound *s)
-{
-    HRESULT hr;
-
-    if (s->dsound_primary_buffer) {
-        hr = IDirectSoundBuffer_Release (s->dsound_primary_buffer);
-        if (FAILED (hr)) {
-            dsound_logerr (hr, "Could not release primary buffer\n");
-        }
-        s->dsound_primary_buffer = NULL;
-    }
-}
-
 static int dsound_open (dsound *s)
 {
-    int err;
     HRESULT hr;
-    WAVEFORMATEX wfx;
-    DSBUFFERDESC dsbd;
     HWND hwnd;
 
     hwnd = GetForegroundWindow ();
@@ -449,63 +402,7 @@ static int dsound_open (dsound *s)
         return -1;
     }
 
-    if (!conf.set_primary) {
-        return 0;
-    }
-
-    err = waveformat_from_audio_settings (&wfx, &conf.settings);
-    if (err) {
-        return -1;
-    }
-
-    memset (&dsbd, 0, sizeof (dsbd));
-    dsbd.dwSize = sizeof (dsbd);
-    dsbd.dwFlags = DSBCAPS_PRIMARYBUFFER;
-    dsbd.dwBufferBytes = 0;
-    dsbd.lpwfxFormat = NULL;
-
-    hr = IDirectSound_CreateSoundBuffer (
-        s->dsound,
-        &dsbd,
-        &s->dsound_primary_buffer,
-        NULL
-        );
-    if (FAILED (hr)) {
-        dsound_logerr (hr, "Could not create primary playback buffer\n");
-        return -1;
-    }
-
-    hr = IDirectSoundBuffer_SetFormat (s->dsound_primary_buffer, &wfx);
-    if (FAILED (hr)) {
-        dsound_logerr (hr, "Could not set primary playback buffer format\n");
-    }
-
-    hr = IDirectSoundBuffer_GetFormat (
-        s->dsound_primary_buffer,
-        &wfx,
-        sizeof (wfx),
-        NULL
-        );
-    if (FAILED (hr)) {
-        dsound_logerr (hr, "Could not get primary playback buffer format\n");
-        goto fail0;
-    }
-
-#ifdef DEBUG_DSOUND
-    dolog ("Primary\n");
-    print_wave_format (&wfx);
-#endif
-
-    err = waveformat_to_audio_settings (&wfx, &s->settings);
-    if (err) {
-        goto fail0;
-    }
-
     return 0;
-
- fail0:
-    dsound_close (s);
-    return -1;
 }
 
 static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...)
@@ -514,6 +411,7 @@ static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...)
     DWORD status;
     DSoundVoiceOut *ds = (DSoundVoiceOut *) hw;
     LPDIRECTSOUNDBUFFER dsb = ds->dsound_buffer;
+    dsound *s = ds->s;
 
     if (!dsb) {
         dolog ("Attempt to control voice without a buffer\n");
@@ -522,7 +420,7 @@ static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...)
 
     switch (cmd) {
     case VOICE_ENABLE:
-        if (dsound_get_status_out (dsb, &status)) {
+        if (dsound_get_status_out (dsb, &status, s)) {
             return -1;
         }
 
@@ -531,7 +429,7 @@ static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...)
             return 0;
         }
 
-        dsound_clear_sample (hw, dsb);
+        dsound_clear_sample (hw, dsb, s);
 
         hr = IDirectSoundBuffer_Play (dsb, 0, 0, DSBPLAY_LOOPING);
         if (FAILED (hr)) {
@@ -541,7 +439,7 @@ static int dsound_ctl_out (HWVoiceOut *hw, int cmd, ...)
         break;
 
     case VOICE_DISABLE:
-        if (dsound_get_status_out (dsb, &status)) {
+        if (dsound_get_status_out (dsb, &status, s)) {
             return -1;
         }
 
@@ -578,6 +476,8 @@ static int dsound_run_out (HWVoiceOut *hw, int live)
     DWORD wpos, ppos, old_pos;
     LPVOID p1, p2;
     int bufsize;
+    dsound *s = ds->s;
+    DSoundConf *conf = &s->conf;
 
     if (!dsb) {
         dolog ("Attempt to run empty with playback buffer\n");
@@ -600,14 +500,14 @@ static int dsound_run_out (HWVoiceOut *hw, int live)
     len = live << hwshift;
 
     if (ds->first_time) {
-        if (conf.latency_millis) {
+        if (conf->latency_millis) {
             DWORD cur_blat;
 
             cur_blat = audio_ring_dist (wpos, ppos, bufsize);
             ds->first_time = 0;
             old_pos = wpos;
             old_pos +=
-                millis_to_bytes (&hw->info, conf.latency_millis) - cur_blat;
+                millis_to_bytes (&hw->info, conf->latency_millis) - cur_blat;
             old_pos %= bufsize;
             old_pos &= ~hw->info.align;
         }
@@ -663,7 +563,8 @@ static int dsound_run_out (HWVoiceOut *hw, int live)
         len,
         &p1, &p2,
         &blen1, &blen2,
-        0
+        0,
+        s
         );
     if (err) {
         return 0;
@@ -766,6 +667,7 @@ static int dsound_run_in (HWVoiceIn *hw)
     DWORD cpos, rpos;
     LPVOID p1, p2;
     int hwshift;
+    dsound *s = ds->s;
 
     if (!dscb) {
         dolog ("Attempt to run without capture buffer\n");
@@ -820,7 +722,8 @@ static int dsound_run_in (HWVoiceIn *hw)
         &p2,
         &blen1,
         &blen2,
-        0
+        0,
+        s
         );
     if (err) {
         return 0;
@@ -843,12 +746,19 @@ static int dsound_run_in (HWVoiceIn *hw)
     return decr;
 }
 
+static DSoundConf glob_conf = {
+    .bufsize_in         = 16384,
+    .bufsize_out        = 16384,
+    .latency_millis     = 10
+};
+
 static void dsound_audio_fini (void *opaque)
 {
     HRESULT hr;
     dsound *s = opaque;
 
     if (!s->dsound) {
+        g_free(s);
         return;
     }
 
@@ -859,6 +769,7 @@ static void dsound_audio_fini (void *opaque)
     s->dsound = NULL;
 
     if (!s->dsound_capture) {
+        g_free(s);
         return;
     }
 
@@ -867,17 +778,21 @@ static void dsound_audio_fini (void *opaque)
         dsound_logerr (hr, "Could not release DirectSoundCapture\n");
     }
     s->dsound_capture = NULL;
+
+    g_free(s);
 }
 
 static void *dsound_audio_init (void)
 {
     int err;
     HRESULT hr;
-    dsound *s = &glob_dsound;
+    dsound *s = g_malloc0(sizeof(dsound));
 
+    s->conf = glob_conf;
     hr = CoInitialize (NULL);
     if (FAILED (hr)) {
         dsound_logerr (hr, "Could not initialize COM\n");
+        g_free(s);
         return NULL;
     }
 
@@ -890,6 +805,7 @@ static void *dsound_audio_init (void)
         );
     if (FAILED (hr)) {
         dsound_logerr (hr, "Could not create DirectSound instance\n");
+        g_free(s);
         return NULL;
     }
 
@@ -901,7 +817,7 @@ static void *dsound_audio_init (void)
         if (FAILED (hr)) {
             dsound_logerr (hr, "Could not release DirectSound\n");
         }
-        s->dsound = NULL;
+        g_free(s);
         return NULL;
     }
 
@@ -938,64 +854,22 @@ static void *dsound_audio_init (void)
 }
 
 static struct audio_option dsound_options[] = {
-    {
-        .name  = "LOCK_RETRIES",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.lock_retries,
-        .descr = "Number of times to attempt locking the buffer"
-    },
-    {
-        .name  = "RESTOURE_RETRIES",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.restore_retries,
-        .descr = "Number of times to attempt restoring the buffer"
-    },
-    {
-        .name  = "GETSTATUS_RETRIES",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.getstatus_retries,
-        .descr = "Number of times to attempt getting status of the buffer"
-    },
-    {
-        .name  = "SET_PRIMARY",
-        .tag   = AUD_OPT_BOOL,
-        .valp  = &conf.set_primary,
-        .descr = "Set the parameters of primary buffer"
-    },
     {
         .name  = "LATENCY_MILLIS",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.latency_millis,
+        .valp  = &glob_conf.latency_millis,
         .descr = "(undocumented)"
     },
-    {
-        .name  = "PRIMARY_FREQ",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.settings.freq,
-        .descr = "Primary buffer frequency"
-    },
-    {
-        .name  = "PRIMARY_CHANNELS",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.settings.nchannels,
-        .descr = "Primary buffer number of channels (1 - mono, 2 - stereo)"
-    },
-    {
-        .name  = "PRIMARY_FMT",
-        .tag   = AUD_OPT_FMT,
-        .valp  = &conf.settings.fmt,
-        .descr = "Primary buffer format"
-    },
     {
         .name  = "BUFSIZE_OUT",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.bufsize_out,
+        .valp  = &glob_conf.bufsize_out,
         .descr = "(undocumented)"
     },
     {
         .name  = "BUFSIZE_IN",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.bufsize_in,
+        .valp  = &glob_conf.bufsize_in,
         .descr = "(undocumented)"
     },
     { /* End of list */ }

audio/esdaudio.c

@@ -1,557 +0,0 @@
-/*
- * QEMU ESD audio driver
- *
- * Copyright (c) 2006 Frederick Reeve (brushed up by malc)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-#include <esd.h>
-#include "qemu-common.h"
-#include "audio.h"
-
-#define AUDIO_CAP "esd"
-#include "audio_int.h"
-#include "audio_pt_int.h"
-
-typedef struct {
-    HWVoiceOut hw;
-    int done;
-    int live;
-    int decr;
-    int rpos;
-    void *pcm_buf;
-    int fd;
-    struct audio_pt pt;
-} ESDVoiceOut;
-
-typedef struct {
-    HWVoiceIn hw;
-    int done;
-    int dead;
-    int incr;
-    int wpos;
-    void *pcm_buf;
-    int fd;
-    struct audio_pt pt;
-} ESDVoiceIn;
-
-static struct {
-    int samples;
-    int divisor;
-    char *dac_host;
-    char *adc_host;
-} conf = {
-    .samples = 1024,
-    .divisor = 2,
-};
-
-static void GCC_FMT_ATTR (2, 3) qesd_logerr (int err, const char *fmt, ...)
-{
-    va_list ap;
-
-    va_start (ap, fmt);
-    AUD_vlog (AUDIO_CAP, fmt, ap);
-    va_end (ap);
-
-    AUD_log (AUDIO_CAP, "Reason: %s\n", strerror (err));
-}
-
-/* playback */
-static void *qesd_thread_out (void *arg)
-{
-    ESDVoiceOut *esd = arg;
-    HWVoiceOut *hw = &esd->hw;
-    int threshold;
-
-    threshold = conf.divisor ? hw->samples / conf.divisor : 0;
-
-    if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) {
-        return NULL;
-    }
-
-    for (;;) {
-        int decr, to_mix, rpos;
-
-        for (;;) {
-            if (esd->done) {
-                goto exit;
-            }
-
-            if (esd->live > threshold) {
-                break;
-            }
-
-            if (audio_pt_wait (&esd->pt, AUDIO_FUNC)) {
-                goto exit;
-            }
-        }
-
-        decr = to_mix = esd->live;
-        rpos = hw->rpos;
-
-        if (audio_pt_unlock (&esd->pt, AUDIO_FUNC)) {
-            return NULL;
-        }
-
-        while (to_mix) {
-            ssize_t written;
-            int chunk = audio_MIN (to_mix, hw->samples - rpos);
-            struct st_sample *src = hw->mix_buf + rpos;
-
-            hw->clip (esd->pcm_buf, src, chunk);
-
-        again:
-            written = write (esd->fd, esd->pcm_buf, chunk << hw->info.shift);
-            if (written == -1) {
-                if (errno == EINTR || errno == EAGAIN) {
-                    goto again;
-                }
-                qesd_logerr (errno, "write failed\n");
-                return NULL;
-            }
-
-            if (written != chunk << hw->info.shift) {
-                int wsamples = written >> hw->info.shift;
-                int wbytes = wsamples << hw->info.shift;
-                if (wbytes != written) {
-                    dolog ("warning: Misaligned write %d (requested %zd), "
-                           "alignment %d\n",
-                           wbytes, written, hw->info.align + 1);
-                }
-                to_mix -= wsamples;
-                rpos = (rpos + wsamples) % hw->samples;
-                break;
-            }
-
-            rpos = (rpos + chunk) % hw->samples;
-            to_mix -= chunk;
-        }
-
-        if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) {
-            return NULL;
-        }
-
-        esd->rpos = rpos;
-        esd->live -= decr;
-        esd->decr += decr;
-    }
-
- exit:
-    audio_pt_unlock (&esd->pt, AUDIO_FUNC);
-    return NULL;
-}
-
-static int qesd_run_out (HWVoiceOut *hw, int live)
-{
-    int decr;
-    ESDVoiceOut *esd = (ESDVoiceOut *) hw;
-
-    if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) {
-        return 0;
-    }
-
-    decr = audio_MIN (live, esd->decr);
-    esd->decr -= decr;
-    esd->live = live - decr;
-    hw->rpos = esd->rpos;
-    if (esd->live > 0) {
-        audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC);
-    }
-    else {
-        audio_pt_unlock (&esd->pt, AUDIO_FUNC);
-    }
-    return decr;
-}
-
-static int qesd_write (SWVoiceOut *sw, void *buf, int len)
-{
-    return audio_pcm_sw_write (sw, buf, len);
-}
-
-static int qesd_init_out (HWVoiceOut *hw, struct audsettings *as)
-{
-    ESDVoiceOut *esd = (ESDVoiceOut *) hw;
-    struct audsettings obt_as = *as;
-    int esdfmt = ESD_STREAM | ESD_PLAY;
-
-    esdfmt |= (as->nchannels == 2) ? ESD_STEREO : ESD_MONO;
-    switch (as->fmt) {
-    case AUD_FMT_S8:
-    case AUD_FMT_U8:
-        esdfmt |= ESD_BITS8;
-        obt_as.fmt = AUD_FMT_U8;
-        break;
-
-    case AUD_FMT_S32:
-    case AUD_FMT_U32:
-        dolog ("Will use 16 instead of 32 bit samples\n");
-        /* fall through */
-    case AUD_FMT_S16:
-    case AUD_FMT_U16:
-    deffmt:
-        esdfmt |= ESD_BITS16;
-        obt_as.fmt = AUD_FMT_S16;
-        break;
-
-    default:
-        dolog ("Internal logic error: Bad audio format %d\n", as->fmt);
-        goto deffmt;
-
-    }
-    obt_as.endianness = AUDIO_HOST_ENDIANNESS;
-
-    audio_pcm_init_info (&hw->info, &obt_as);
-
-    hw->samples = conf.samples;
-    esd->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
-    if (!esd->pcm_buf) {
-        dolog ("Could not allocate buffer (%d bytes)\n",
-               hw->samples << hw->info.shift);
-        return -1;
-    }
-
-    esd->fd = esd_play_stream (esdfmt, as->freq, conf.dac_host, NULL);
-    if (esd->fd < 0) {
-        qesd_logerr (errno, "esd_play_stream failed\n");
-        goto fail1;
-    }
-
-    if (audio_pt_init (&esd->pt, qesd_thread_out, esd, AUDIO_CAP, AUDIO_FUNC)) {
-        goto fail2;
-    }
-
-    return 0;
-
- fail2:
-    if (close (esd->fd)) {
-        qesd_logerr (errno, "%s: close on esd socket(%d) failed\n",
-                     AUDIO_FUNC, esd->fd);
-    }
-    esd->fd = -1;
-
- fail1:
-    g_free (esd->pcm_buf);
-    esd->pcm_buf = NULL;
-    return -1;
-}
-
-static void qesd_fini_out (HWVoiceOut *hw)
-{
-    void *ret;
-    ESDVoiceOut *esd = (ESDVoiceOut *) hw;
-
-    audio_pt_lock (&esd->pt, AUDIO_FUNC);
-    esd->done = 1;
-    audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC);
-    audio_pt_join (&esd->pt, &ret, AUDIO_FUNC);
-
-    if (esd->fd >= 0) {
-        if (close (esd->fd)) {
-            qesd_logerr (errno, "failed to close esd socket\n");
-        }
-        esd->fd = -1;
-    }
-
-    audio_pt_fini (&esd->pt, AUDIO_FUNC);
-
-    g_free (esd->pcm_buf);
-    esd->pcm_buf = NULL;
-}
-
-static int qesd_ctl_out (HWVoiceOut *hw, int cmd, ...)
-{
-    (void) hw;
-    (void) cmd;
-    return 0;
-}
-
-/* capture */
-static void *qesd_thread_in (void *arg)
-{
-    ESDVoiceIn *esd = arg;
-    HWVoiceIn *hw = &esd->hw;
-    int threshold;
-
-    threshold = conf.divisor ? hw->samples / conf.divisor : 0;
-
-    if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) {
-        return NULL;
-    }
-
-    for (;;) {
-        int incr, to_grab, wpos;
-
-        for (;;) {
-            if (esd->done) {
-                goto exit;
-            }
-
-            if (esd->dead > threshold) {
-                break;
-            }
-
-            if (audio_pt_wait (&esd->pt, AUDIO_FUNC)) {
-                goto exit;
-            }
-        }
-
-        incr = to_grab = esd->dead;
-        wpos = hw->wpos;
-
-        if (audio_pt_unlock (&esd->pt, AUDIO_FUNC)) {
-            return NULL;
-        }
-
-        while (to_grab) {
-            ssize_t nread;
-            int chunk = audio_MIN (to_grab, hw->samples - wpos);
-            void *buf = advance (esd->pcm_buf, wpos);
-
-        again:
-            nread = read (esd->fd, buf, chunk << hw->info.shift);
-            if (nread == -1) {
-                if (errno == EINTR || errno == EAGAIN) {
-                    goto again;
-                }
-                qesd_logerr (errno, "read failed\n");
-                return NULL;
-            }
-
-            if (nread != chunk << hw->info.shift) {
-                int rsamples = nread >> hw->info.shift;
-                int rbytes = rsamples << hw->info.shift;
-                if (rbytes != nread) {
-                    dolog ("warning: Misaligned write %d (requested %zd), "
-                           "alignment %d\n",
-                           rbytes, nread, hw->info.align + 1);
-                }
-                to_grab -= rsamples;
-                wpos = (wpos + rsamples) % hw->samples;
-                break;
-            }
-
-            hw->conv (hw->conv_buf + wpos, buf, nread >> hw->info.shift);
-            wpos = (wpos + chunk) % hw->samples;
-            to_grab -= chunk;
-        }
-
-        if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) {
-            return NULL;
-        }
-
-        esd->wpos = wpos;
-        esd->dead -= incr;
-        esd->incr += incr;
-    }
-
- exit:
-    audio_pt_unlock (&esd->pt, AUDIO_FUNC);
-    return NULL;
-}
-
-static int qesd_run_in (HWVoiceIn *hw)
-{
-    int live, incr, dead;
-    ESDVoiceIn *esd = (ESDVoiceIn *) hw;
-
-    if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) {
-        return 0;
-    }
-
-    live = audio_pcm_hw_get_live_in (hw);
-    dead = hw->samples - live;
-    incr = audio_MIN (dead, esd->incr);
-    esd->incr -= incr;
-    esd->dead = dead - incr;
-    hw->wpos = esd->wpos;
-    if (esd->dead > 0) {
-        audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC);
-    }
-    else {
-        audio_pt_unlock (&esd->pt, AUDIO_FUNC);
-    }
-    return incr;
-}
-
-static int qesd_read (SWVoiceIn *sw, void *buf, int len)
-{
-    return audio_pcm_sw_read (sw, buf, len);
-}
-
-static int qesd_init_in (HWVoiceIn *hw, struct audsettings *as)
-{
-    ESDVoiceIn *esd = (ESDVoiceIn *) hw;
-    struct audsettings obt_as = *as;
-    int esdfmt = ESD_STREAM | ESD_RECORD;
-
-    esdfmt |= (as->nchannels == 2) ? ESD_STEREO : ESD_MONO;
-    switch (as->fmt) {
-    case AUD_FMT_S8:
-    case AUD_FMT_U8:
-        esdfmt |= ESD_BITS8;
-        obt_as.fmt = AUD_FMT_U8;
-        break;
-
-    case AUD_FMT_S16:
-    case AUD_FMT_U16:
-        esdfmt |= ESD_BITS16;
-        obt_as.fmt = AUD_FMT_S16;
-        break;
-
-    case AUD_FMT_S32:
-    case AUD_FMT_U32:
-        dolog ("Will use 16 instead of 32 bit samples\n");
-        esdfmt |= ESD_BITS16;
-        obt_as.fmt = AUD_FMT_S16;
-        break;
-    }
-    obt_as.endianness = AUDIO_HOST_ENDIANNESS;
-
-    audio_pcm_init_info (&hw->info, &obt_as);
-
-    hw->samples = conf.samples;
-    esd->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
-    if (!esd->pcm_buf) {
-        dolog ("Could not allocate buffer (%d bytes)\n",
-               hw->samples << hw->info.shift);
-        return -1;
-    }
-
-    esd->fd = esd_record_stream (esdfmt, as->freq, conf.adc_host, NULL);
-    if (esd->fd < 0) {
-        qesd_logerr (errno, "esd_record_stream failed\n");
-        goto fail1;
-    }
-
-    if (audio_pt_init (&esd->pt, qesd_thread_in, esd, AUDIO_CAP, AUDIO_FUNC)) {
-        goto fail2;
-    }
-
-    return 0;
-
- fail2:
-    if (close (esd->fd)) {
-        qesd_logerr (errno, "%s: close on esd socket(%d) failed\n",
-                     AUDIO_FUNC, esd->fd);
-    }
-    esd->fd = -1;
-
- fail1:
-    g_free (esd->pcm_buf);
-    esd->pcm_buf = NULL;
-    return -1;
-}
-
-static void qesd_fini_in (HWVoiceIn *hw)
-{
-    void *ret;
-    ESDVoiceIn *esd = (ESDVoiceIn *) hw;
-
-    audio_pt_lock (&esd->pt, AUDIO_FUNC);
-    esd->done = 1;
-    audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC);
-    audio_pt_join (&esd->pt, &ret, AUDIO_FUNC);
-
-    if (esd->fd >= 0) {
-        if (close (esd->fd)) {
-            qesd_logerr (errno, "failed to close esd socket\n");
-        }
-        esd->fd = -1;
-    }
-
-    audio_pt_fini (&esd->pt, AUDIO_FUNC);
-
-    g_free (esd->pcm_buf);
-    esd->pcm_buf = NULL;
-}
-
-static int qesd_ctl_in (HWVoiceIn *hw, int cmd, ...)
-{
-    (void) hw;
-    (void) cmd;
-    return 0;
-}
-
-/* common */
-static void *qesd_audio_init (void)
-{
-    return &conf;
-}
-
-static void qesd_audio_fini (void *opaque)
-{
-    (void) opaque;
-    ldebug ("esd_fini");
-}
-
-struct audio_option qesd_options[] = {
-    {
-        .name  = "SAMPLES",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.samples,
-        .descr = "buffer size in samples"
-    },
-    {
-        .name  = "DIVISOR",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.divisor,
-        .descr = "threshold divisor"
-    },
-    {
-        .name  = "DAC_HOST",
-        .tag   = AUD_OPT_STR,
-        .valp  = &conf.dac_host,
-        .descr = "playback host"
-    },
-    {
-        .name  = "ADC_HOST",
-        .tag   = AUD_OPT_STR,
-        .valp  = &conf.adc_host,
-        .descr = "capture host"
-    },
-    { /* End of list */ }
-};
-
-static struct audio_pcm_ops qesd_pcm_ops = {
-    .init_out = qesd_init_out,
-    .fini_out = qesd_fini_out,
-    .run_out  = qesd_run_out,
-    .write    = qesd_write,
-    .ctl_out  = qesd_ctl_out,
-
-    .init_in  = qesd_init_in,
-    .fini_in  = qesd_fini_in,
-    .run_in   = qesd_run_in,
-    .read     = qesd_read,
-    .ctl_in   = qesd_ctl_in,
-};
-
-struct audio_driver esd_audio_driver = {
-    .name           = "esd",
-    .descr          = "http://en.wikipedia.org/wiki/Esound",
-    .options        = qesd_options,
-    .init           = qesd_audio_init,
-    .fini           = qesd_audio_fini,
-    .pcm_ops        = &qesd_pcm_ops,
-    .can_be_default = 0,
-    .max_voices_out = INT_MAX,
-    .max_voices_in  = INT_MAX,
-    .voice_size_out = sizeof (ESDVoiceOut),
-    .voice_size_in  = sizeof (ESDVoiceIn)
-};

audio/fmodaudio.c

@@ -1,685 +0,0 @@
-/*
- * QEMU FMOD audio driver
- *
- * Copyright (c) 2004-2005 Vassili Karpov (malc)
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-#include <fmod.h>
-#include <fmod_errors.h>
-#include "qemu-common.h"
-#include "audio.h"
-
-#define AUDIO_CAP "fmod"
-#include "audio_int.h"
-
-typedef struct FMODVoiceOut {
-    HWVoiceOut hw;
-    unsigned int old_pos;
-    FSOUND_SAMPLE *fmod_sample;
-    int channel;
-} FMODVoiceOut;
-
-typedef struct FMODVoiceIn {
-    HWVoiceIn hw;
-    FSOUND_SAMPLE *fmod_sample;
-} FMODVoiceIn;
-
-static struct {
-    const char *drvname;
-    int nb_samples;
-    int freq;
-    int nb_channels;
-    int bufsize;
-    int broken_adc;
-} conf = {
-    .nb_samples  = 2048 * 2,
-    .freq        = 44100,
-    .nb_channels = 2,
-};
-
-static void GCC_FMT_ATTR (1, 2) fmod_logerr (const char *fmt, ...)
-{
-    va_list ap;
-
-    va_start (ap, fmt);
-    AUD_vlog (AUDIO_CAP, fmt, ap);
-    va_end (ap);
-
-    AUD_log (AUDIO_CAP, "Reason: %s\n",
-             FMOD_ErrorString (FSOUND_GetError ()));
-}
-
-static void GCC_FMT_ATTR (2, 3) fmod_logerr2 (
-    const char *typ,
-    const char *fmt,
-    ...
-    )
-{
-    va_list ap;
-
-    AUD_log (AUDIO_CAP, "Could not initialize %s\n", typ);
-
-    va_start (ap, fmt);
-    AUD_vlog (AUDIO_CAP, fmt, ap);
-    va_end (ap);
-
-    AUD_log (AUDIO_CAP, "Reason: %s\n",
-             FMOD_ErrorString (FSOUND_GetError ()));
-}
-
-static int fmod_write (SWVoiceOut *sw, void *buf, int len)
-{
-    return audio_pcm_sw_write (sw, buf, len);
-}
-
-static void fmod_clear_sample (FMODVoiceOut *fmd)
-{
-    HWVoiceOut *hw = &fmd->hw;
-    int status;
-    void *p1 = 0, *p2 = 0;
-    unsigned int len1 = 0, len2 = 0;
-
-    status = FSOUND_Sample_Lock (
-        fmd->fmod_sample,
-        0,
-        hw->samples << hw->info.shift,
-        &p1,
-        &p2,
-        &len1,
-        &len2
-        );
-
-    if (!status) {
-        fmod_logerr ("Failed to lock sample\n");
-        return;
-    }
-
-    if ((len1 & hw->info.align) || (len2 & hw->info.align)) {
-        dolog ("Lock returned misaligned length %d, %d, alignment %d\n",
-               len1, len2, hw->info.align + 1);
-        goto fail;
-    }
-
-    if ((len1 + len2) - (hw->samples << hw->info.shift)) {
-        dolog ("Lock returned incomplete length %d, %d\n",
-               len1 + len2, hw->samples << hw->info.shift);
-        goto fail;
-    }
-
-    audio_pcm_info_clear_buf (&hw->info, p1, hw->samples);
-
- fail:
-    status = FSOUND_Sample_Unlock (fmd->fmod_sample, p1, p2, len1, len2);
-    if (!status) {
-        fmod_logerr ("Failed to unlock sample\n");
-    }
-}
-
-static void fmod_write_sample (HWVoiceOut *hw, uint8_t *dst, int dst_len)
-{
-    int src_len1 = dst_len;
-    int src_len2 = 0;
-    int pos = hw->rpos + dst_len;
-    struct st_sample *src1 = hw->mix_buf + hw->rpos;
-    struct st_sample *src2 = NULL;
-
-    if (pos > hw->samples) {
-        src_len1 = hw->samples - hw->rpos;
-        src2 = hw->mix_buf;
-        src_len2 = dst_len - src_len1;
-        pos = src_len2;
-    }
-
-    if (src_len1) {
-        hw->clip (dst, src1, src_len1);
-    }
-
-    if (src_len2) {
-        dst = advance (dst, src_len1 << hw->info.shift);
-        hw->clip (dst, src2, src_len2);
-    }
-
-    hw->rpos = pos % hw->samples;
-}
-
-static int fmod_unlock_sample (FSOUND_SAMPLE *sample, void *p1, void *p2,
-                               unsigned int blen1, unsigned int blen2)
-{
-    int status = FSOUND_Sample_Unlock (sample, p1, p2, blen1, blen2);
-    if (!status) {
-        fmod_logerr ("Failed to unlock sample\n");
-        return -1;
-    }
-    return 0;
-}
-
-static int fmod_lock_sample (
-    FSOUND_SAMPLE *sample,
-    struct audio_pcm_info *info,
-    int pos,
-    int len,
-    void **p1,
-    void **p2,
-    unsigned int *blen1,
-    unsigned int *blen2
-    )
-{
-    int status;
-
-    status = FSOUND_Sample_Lock (
-        sample,
-        pos << info->shift,
-        len << info->shift,
-        p1,
-        p2,
-        blen1,
-        blen2
-        );
-
-    if (!status) {
-        fmod_logerr ("Failed to lock sample\n");
-        return -1;
-    }
-
-    if ((*blen1 & info->align) || (*blen2 & info->align)) {
-        dolog ("Lock returned misaligned length %d, %d, alignment %d\n",
-               *blen1, *blen2, info->align + 1);
-
-        fmod_unlock_sample (sample, *p1, *p2, *blen1, *blen2);
-
-        *p1 = NULL - 1;
-        *p2 = NULL - 1;
-        *blen1 = ~0U;
-        *blen2 = ~0U;
-        return -1;
-    }
-
-    if (!*p1 && *blen1) {
-        dolog ("warning: !p1 && blen1=%d\n", *blen1);
-        *blen1 = 0;
-    }
-
-    if (!p2 && *blen2) {
-        dolog ("warning: !p2 && blen2=%d\n", *blen2);
-        *blen2 = 0;
-    }
-
-    return 0;
-}
-
-static int fmod_run_out (HWVoiceOut *hw, int live)
-{
-    FMODVoiceOut *fmd = (FMODVoiceOut *) hw;
-    int decr;
-    void *p1 = 0, *p2 = 0;
-    unsigned int blen1 = 0, blen2 = 0;
-    unsigned int len1 = 0, len2 = 0;
-
-    if (!hw->pending_disable) {
-        return 0;
-    }
-
-    decr = live;
-
-    if (fmd->channel >= 0) {
-        int len = decr;
-        int old_pos = fmd->old_pos;
-        int ppos = FSOUND_GetCurrentPosition (fmd->channel);
-
-        if (ppos == old_pos || !ppos) {
-            return 0;
-        }
-
-        if ((old_pos < ppos) && ((old_pos + len) > ppos)) {
-            len = ppos - old_pos;
-        }
-        else {
-            if ((old_pos > ppos) && ((old_pos + len) > (ppos + hw->samples))) {
-                len = hw->samples - old_pos + ppos;
-            }
-        }
-        decr = len;
-
-        if (audio_bug (AUDIO_FUNC, decr < 0)) {
-            dolog ("decr=%d live=%d ppos=%d old_pos=%d len=%d\n",
-                   decr, live, ppos, old_pos, len);
-            return 0;
-        }
-    }
-
-
-    if (!decr) {
-        return 0;
-    }
-
-    if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info,
-                          fmd->old_pos, decr,
-                          &p1, &p2,
-                          &blen1, &blen2)) {
-        return 0;
-    }
-
-    len1 = blen1 >> hw->info.shift;
-    len2 = blen2 >> hw->info.shift;
-    ldebug ("%p %p %d %d %d %d\n", p1, p2, len1, len2, blen1, blen2);
-    decr = len1 + len2;
-
-    if (p1 && len1) {
-        fmod_write_sample (hw, p1, len1);
-    }
-
-    if (p2 && len2) {
-        fmod_write_sample (hw, p2, len2);
-    }
-
-    fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2);
-
-    fmd->old_pos = (fmd->old_pos + decr) % hw->samples;
-    return decr;
-}
-
-static int aud_to_fmodfmt (audfmt_e fmt, int stereo)
-{
-    int mode = FSOUND_LOOP_NORMAL;
-
-    switch (fmt) {
-    case AUD_FMT_S8:
-        mode |= FSOUND_SIGNED | FSOUND_8BITS;
-        break;
-
-    case AUD_FMT_U8:
-        mode |= FSOUND_UNSIGNED | FSOUND_8BITS;
-        break;
-
-    case AUD_FMT_S16:
-        mode |= FSOUND_SIGNED | FSOUND_16BITS;
-        break;
-
-    case AUD_FMT_U16:
-        mode |= FSOUND_UNSIGNED | FSOUND_16BITS;
-        break;
-
-    default:
-        dolog ("Internal logic error: Bad audio format %d\n", fmt);
-#ifdef DEBUG_FMOD
-        abort ();
-#endif
-        mode |= FSOUND_8BITS;
-    }
-    mode |= stereo ? FSOUND_STEREO : FSOUND_MONO;
-    return mode;
-}
-
-static void fmod_fini_out (HWVoiceOut *hw)
-{
-    FMODVoiceOut *fmd = (FMODVoiceOut *) hw;
-
-    if (fmd->fmod_sample) {
-        FSOUND_Sample_Free (fmd->fmod_sample);
-        fmd->fmod_sample = 0;
-
-        if (fmd->channel >= 0) {
-            FSOUND_StopSound (fmd->channel);
-        }
-    }
-}
-
-static int fmod_init_out (HWVoiceOut *hw, struct audsettings *as)
-{
-    int mode, channel;
-    FMODVoiceOut *fmd = (FMODVoiceOut *) hw;
-    struct audsettings obt_as = *as;
-
-    mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0);
-    fmd->fmod_sample = FSOUND_Sample_Alloc (
-        FSOUND_FREE,            /* index */
-        conf.nb_samples,        /* length */
-        mode,                   /* mode */
-        as->freq,               /* freq */
-        255,                    /* volume */
-        128,                    /* pan */
-        255                     /* priority */
-        );
-
-    if (!fmd->fmod_sample) {
-        fmod_logerr2 ("DAC", "Failed to allocate FMOD sample\n");
-        return -1;
-    }
-
-    channel = FSOUND_PlaySoundEx (FSOUND_FREE, fmd->fmod_sample, 0, 1);
-    if (channel < 0) {
-        fmod_logerr2 ("DAC", "Failed to start playing sound\n");
-        FSOUND_Sample_Free (fmd->fmod_sample);
-        return -1;
-    }
-    fmd->channel = channel;
-
-    /* FMOD always operates on little endian frames? */
-    obt_as.endianness = 0;
-    audio_pcm_init_info (&hw->info, &obt_as);
-    hw->samples = conf.nb_samples;
-    return 0;
-}
-
-static int fmod_ctl_out (HWVoiceOut *hw, int cmd, ...)
-{
-    int status;
-    FMODVoiceOut *fmd = (FMODVoiceOut *) hw;
-
-    switch (cmd) {
-    case VOICE_ENABLE:
-        fmod_clear_sample (fmd);
-        status = FSOUND_SetPaused (fmd->channel, 0);
-        if (!status) {
-            fmod_logerr ("Failed to resume channel %d\n", fmd->channel);
-        }
-        break;
-
-    case VOICE_DISABLE:
-        status = FSOUND_SetPaused (fmd->channel, 1);
-        if (!status) {
-            fmod_logerr ("Failed to pause channel %d\n", fmd->channel);
-        }
-        break;
-    }
-    return 0;
-}
-
-static int fmod_init_in (HWVoiceIn *hw, struct audsettings *as)
-{
-    int mode;
-    FMODVoiceIn *fmd = (FMODVoiceIn *) hw;
-    struct audsettings obt_as = *as;
-
-    if (conf.broken_adc) {
-        return -1;
-    }
-
-    mode = aud_to_fmodfmt (as->fmt, as->nchannels == 2 ? 1 : 0);
-    fmd->fmod_sample = FSOUND_Sample_Alloc (
-        FSOUND_FREE,            /* index */
-        conf.nb_samples,        /* length */
-        mode,                   /* mode */
-        as->freq,               /* freq */
-        255,                    /* volume */
-        128,                    /* pan */
-        255                     /* priority */
-        );
-
-    if (!fmd->fmod_sample) {
-        fmod_logerr2 ("ADC", "Failed to allocate FMOD sample\n");
-        return -1;
-    }
-
-    /* FMOD always operates on little endian frames? */
-    obt_as.endianness = 0;
-    audio_pcm_init_info (&hw->info, &obt_as);
-    hw->samples = conf.nb_samples;
-    return 0;
-}
-
-static void fmod_fini_in (HWVoiceIn *hw)
-{
-    FMODVoiceIn *fmd = (FMODVoiceIn *) hw;
-
-    if (fmd->fmod_sample) {
-        FSOUND_Record_Stop ();
-        FSOUND_Sample_Free (fmd->fmod_sample);
-        fmd->fmod_sample = 0;
-    }
-}
-
-static int fmod_run_in (HWVoiceIn *hw)
-{
-    FMODVoiceIn *fmd = (FMODVoiceIn *) hw;
-    int hwshift = hw->info.shift;
-    int live, dead, new_pos, len;
-    unsigned int blen1 = 0, blen2 = 0;
-    unsigned int len1, len2;
-    unsigned int decr;
-    void *p1, *p2;
-
-    live = audio_pcm_hw_get_live_in (hw);
-    dead = hw->samples - live;
-    if (!dead) {
-        return 0;
-    }
-
-    new_pos = FSOUND_Record_GetPosition ();
-    if (new_pos < 0) {
-        fmod_logerr ("Could not get recording position\n");
-        return 0;
-    }
-
-    len = audio_ring_dist (new_pos,  hw->wpos, hw->samples);
-    if (!len) {
-        return 0;
-    }
-    len = audio_MIN (len, dead);
-
-    if (fmod_lock_sample (fmd->fmod_sample, &fmd->hw.info,
-                          hw->wpos, len,
-                          &p1, &p2,
-                          &blen1, &blen2)) {
-        return 0;
-    }
-
-    len1 = blen1 >> hwshift;
-    len2 = blen2 >> hwshift;
-    decr = len1 + len2;
-
-    if (p1 && blen1) {
-        hw->conv (hw->conv_buf + hw->wpos, p1, len1);
-    }
-    if (p2 && len2) {
-        hw->conv (hw->conv_buf, p2, len2);
-    }
-
-    fmod_unlock_sample (fmd->fmod_sample, p1, p2, blen1, blen2);
-    hw->wpos = (hw->wpos + decr) % hw->samples;
-    return decr;
-}
-
-static struct {
-    const char *name;
-    int type;
-} drvtab[] = {
-    { .name = "none",   .type = FSOUND_OUTPUT_NOSOUND },
-#ifdef _WIN32
-    { .name = "winmm",  .type = FSOUND_OUTPUT_WINMM   },
-    { .name = "dsound", .type = FSOUND_OUTPUT_DSOUND  },
-    { .name = "a3d",    .type = FSOUND_OUTPUT_A3D     },
-    { .name = "asio",   .type = FSOUND_OUTPUT_ASIO    },
-#endif
-#ifdef __linux__
-    { .name = "oss",    .type = FSOUND_OUTPUT_OSS     },
-    { .name = "alsa",   .type = FSOUND_OUTPUT_ALSA    },
-    { .name = "esd",    .type = FSOUND_OUTPUT_ESD     },
-#endif
-#ifdef __APPLE__
-    { .name = "mac",    .type = FSOUND_OUTPUT_MAC     },
-#endif
-#if 0
-    { .name = "xbox",   .type = FSOUND_OUTPUT_XBOX    },
-    { .name = "ps2",    .type = FSOUND_OUTPUT_PS2     },
-    { .name = "gcube",  .type = FSOUND_OUTPUT_GC      },
-#endif
-    { .name = "none-realtime", .type = FSOUND_OUTPUT_NOSOUND_NONREALTIME }
-};
-
-static void *fmod_audio_init (void)
-{
-    size_t i;
-    double ver;
-    int status;
-    int output_type = -1;
-    const char *drv = conf.drvname;
-
-    ver = FSOUND_GetVersion ();
-    if (ver < FMOD_VERSION) {
-        dolog ("Wrong FMOD version %f, need at least %f\n", ver, FMOD_VERSION);
-        return NULL;
-    }
-
-#ifdef __linux__
-    if (ver < 3.75) {
-        dolog ("FMOD before 3.75 has bug preventing ADC from working\n"
-               "ADC will be disabled.\n");
-        conf.broken_adc = 1;
-    }
-#endif
-
-    if (drv) {
-        int found = 0;
-        for (i = 0; i < ARRAY_SIZE (drvtab); i++) {
-            if (!strcmp (drv, drvtab[i].name)) {
-                output_type = drvtab[i].type;
-                found = 1;
-                break;
-            }
-        }
-        if (!found) {
-            dolog ("Unknown FMOD driver `%s'\n", drv);
-            dolog ("Valid drivers:\n");
-            for (i = 0; i < ARRAY_SIZE (drvtab); i++) {
-                dolog ("  %s\n", drvtab[i].name);
-            }
-        }
-    }
-
-    if (output_type != -1) {
-        status = FSOUND_SetOutput (output_type);
-        if (!status) {
-            fmod_logerr ("FSOUND_SetOutput(%d) failed\n", output_type);
-            return NULL;
-        }
-    }
-
-    if (conf.bufsize) {
-        status = FSOUND_SetBufferSize (conf.bufsize);
-        if (!status) {
-            fmod_logerr ("FSOUND_SetBufferSize (%d) failed\n", conf.bufsize);
-        }
-    }
-
-    status = FSOUND_Init (conf.freq, conf.nb_channels, 0);
-    if (!status) {
-        fmod_logerr ("FSOUND_Init failed\n");
-        return NULL;
-    }
-
-    return &conf;
-}
-
-static int fmod_read (SWVoiceIn *sw, void *buf, int size)
-{
-    return audio_pcm_sw_read (sw, buf, size);
-}
-
-static int fmod_ctl_in (HWVoiceIn *hw, int cmd, ...)
-{
-    int status;
-    FMODVoiceIn *fmd = (FMODVoiceIn *) hw;
-
-    switch (cmd) {
-    case VOICE_ENABLE:
-        status = FSOUND_Record_StartSample (fmd->fmod_sample, 1);
-        if (!status) {
-            fmod_logerr ("Failed to start recording\n");
-        }
-        break;
-
-    case VOICE_DISABLE:
-        status = FSOUND_Record_Stop ();
-        if (!status) {
-            fmod_logerr ("Failed to stop recording\n");
-        }
-        break;
-    }
-    return 0;
-}
-
-static void fmod_audio_fini (void *opaque)
-{
-    (void) opaque;
-    FSOUND_Close ();
-}
-
-static struct audio_option fmod_options[] = {
-    {
-        .name  = "DRV",
-        .tag   = AUD_OPT_STR,
-        .valp  = &conf.drvname,
-        .descr = "FMOD driver"
-    },
-    {
-        .name  = "FREQ",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.freq,
-        .descr = "Default frequency"
-    },
-    {
-        .name  = "SAMPLES",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.nb_samples,
-        .descr = "Buffer size in samples"
-    },
-    {
-        .name  = "CHANNELS",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.nb_channels,
-        .descr = "Number of default channels (1 - mono, 2 - stereo)"
-    },
-    {
-        .name  = "BUFSIZE",
-        .tag   = AUD_OPT_INT,
-        .valp  = &conf.bufsize,
-        .descr = "(undocumented)"
-    },
-    { /* End of list */ }
-};
-
-static struct audio_pcm_ops fmod_pcm_ops = {
-    .init_out = fmod_init_out,
-    .fini_out = fmod_fini_out,
-    .run_out  = fmod_run_out,
-    .write    = fmod_write,
-    .ctl_out  = fmod_ctl_out,
-
-    .init_in  = fmod_init_in,
-    .fini_in  = fmod_fini_in,
-    .run_in   = fmod_run_in,
-    .read     = fmod_read,
-    .ctl_in   = fmod_ctl_in
-};
-
-struct audio_driver fmod_audio_driver = {
-    .name           = "fmod",
-    .descr          = "FMOD 3.xx http://www.fmod.org",
-    .options        = fmod_options,
-    .init           = fmod_audio_init,
-    .fini           = fmod_audio_fini,
-    .pcm_ops        = &fmod_pcm_ops,
-    .can_be_default = 1,
-    .max_voices_out = INT_MAX,
-    .max_voices_in  = INT_MAX,
-    .voice_size_out = sizeof (FMODVoiceOut),
-    .voice_size_in  = sizeof (FMODVoiceIn)
-};

audio/noaudio.c

@@ -63,7 +63,7 @@ static int no_write (SWVoiceOut *sw, void *buf, int len)
     return audio_pcm_sw_write (sw, buf, len);
 }
 
-static int no_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int no_init_out(HWVoiceOut *hw, struct audsettings *as, void *drv_opaque)
 {
     audio_pcm_init_info (&hw->info, as);
     hw->samples = 1024;
@@ -82,7 +82,7 @@ static int no_ctl_out (HWVoiceOut *hw, int cmd, ...)
     return 0;
 }
 
-static int no_init_in (HWVoiceIn *hw, struct audsettings *as)
+static int no_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
 {
     audio_pcm_init_info (&hw->info, as);
     hw->samples = 1024;

audio/ossaudio.c

@@ -30,6 +30,7 @@
 #include "qemu/main-loop.h"
 #include "qemu/host-utils.h"
 #include "audio.h"
+#include "trace.h"
 
 #define AUDIO_CAP "oss"
 #include "audio_int.h"
@@ -38,6 +39,16 @@
 #define USE_DSP_POLICY
 #endif
 
+typedef struct OSSConf {
+    int try_mmap;
+    int nfrags;
+    int fragsize;
+    const char *devpath_out;
+    const char *devpath_in;
+    int exclusive;
+    int policy;
+} OSSConf;
+
 typedef struct OSSVoiceOut {
     HWVoiceOut hw;
     void *pcm_buf;
@@ -47,6 +58,7 @@ typedef struct OSSVoiceOut {
     int fragsize;
     int mmapped;
     int pending;
+    OSSConf *conf;
 } OSSVoiceOut;
 
 typedef struct OSSVoiceIn {
@@ -55,28 +67,9 @@ typedef struct OSSVoiceIn {
     int fd;
     int nfrags;
     int fragsize;
+    OSSConf *conf;
 } OSSVoiceIn;
 
-static struct {
-    int try_mmap;
-    int nfrags;
-    int fragsize;
-    const char *devpath_out;
-    const char *devpath_in;
-    int debug;
-    int exclusive;
-    int policy;
-} conf = {
-    .try_mmap = 0,
-    .nfrags = 4,
-    .fragsize = 4096,
-    .devpath_out = "/dev/dsp",
-    .devpath_in = "/dev/dsp",
-    .debug = 0,
-    .exclusive = 0,
-    .policy = 5
-};
-
 struct oss_params {
     int freq;
     audfmt_e fmt;
@@ -138,18 +131,18 @@ static void oss_helper_poll_in (void *opaque)
     audio_run ("oss_poll_in");
 }
 
-static int oss_poll_out (HWVoiceOut *hw)
+static void oss_poll_out (HWVoiceOut *hw)
 {
     OSSVoiceOut *oss = (OSSVoiceOut *) hw;
 
-    return qemu_set_fd_handler (oss->fd, NULL, oss_helper_poll_out, NULL);
+    qemu_set_fd_handler (oss->fd, NULL, oss_helper_poll_out, NULL);
 }
 
-static int oss_poll_in (HWVoiceIn *hw)
+static void oss_poll_in (HWVoiceIn *hw)
 {
     OSSVoiceIn *oss = (OSSVoiceIn *) hw;
 
-    return qemu_set_fd_handler (oss->fd, oss_helper_poll_in, NULL, NULL);
+    qemu_set_fd_handler (oss->fd, oss_helper_poll_in, NULL, NULL);
 }
 
 static int oss_write (SWVoiceOut *sw, void *buf, int len)
@@ -272,18 +265,18 @@ static int oss_get_version (int fd, int *version, const char *typ)
 #endif
 
 static int oss_open (int in, struct oss_params *req,
-                     struct oss_params *obt, int *pfd)
+                     struct oss_params *obt, int *pfd, OSSConf* conf)
 {
     int fd;
-    int oflags = conf.exclusive ? O_EXCL : 0;
+    int oflags = conf->exclusive ? O_EXCL : 0;
     audio_buf_info abinfo;
     int fmt, freq, nchannels;
     int setfragment = 1;
-    const char *dspname = in ? conf.devpath_in : conf.devpath_out;
+    const char *dspname = in ? conf->devpath_in : conf->devpath_out;
     const char *typ = in ? "ADC" : "DAC";
 
     /* Kludge needed to have working mmap on Linux */
-    oflags |= conf.try_mmap ? O_RDWR : (in ? O_RDONLY : O_WRONLY);
+    oflags |= conf->try_mmap ? O_RDWR : (in ? O_RDONLY : O_WRONLY);
 
     fd = open (dspname, oflags | O_NONBLOCK);
     if (-1 == fd) {
@@ -317,20 +310,18 @@ static int oss_open (int in, struct oss_params *req,
     }
 
 #ifdef USE_DSP_POLICY
-    if (conf.policy >= 0) {
+    if (conf->policy >= 0) {
         int version;
 
         if (!oss_get_version (fd, &version, typ)) {
-            if (conf.debug) {
-                dolog ("OSS version = %#x\n", version);
-            }
+            trace_oss_version(version);
 
             if (version >= 0x040000) {
-                int policy = conf.policy;
+                int policy = conf->policy;
                 if (ioctl (fd, SNDCTL_DSP_POLICY, &policy)) {
                     oss_logerr2 (errno, typ,
                                  "Failed to set timing policy to %d\n",
-                                 conf.policy);
+                                 conf->policy);
                     goto err;
                 }
                 setfragment = 0;
@@ -458,19 +449,12 @@ static int oss_run_out (HWVoiceOut *hw, int live)
         }
 
         if (abinfo.bytes > bufsize) {
-            if (conf.debug) {
-                dolog ("warning: Invalid available size, size=%d bufsize=%d\n"
-                       "please report your OS/audio hw to av1474@comtv.ru\n",
-                       abinfo.bytes, bufsize);
-            }
+            trace_oss_invalid_available_size(abinfo.bytes, bufsize);
             abinfo.bytes = bufsize;
         }
 
         if (abinfo.bytes < 0) {
-            if (conf.debug) {
-                dolog ("warning: Invalid available size, size=%d bufsize=%d\n",
-                       abinfo.bytes, bufsize);
-            }
+            trace_oss_invalid_available_size(abinfo.bytes, bufsize);
             return 0;
         }
 
@@ -510,7 +494,8 @@ static void oss_fini_out (HWVoiceOut *hw)
     }
 }
 
-static int oss_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int oss_init_out(HWVoiceOut *hw, struct audsettings *as,
+                        void *drv_opaque)
 {
     OSSVoiceOut *oss = (OSSVoiceOut *) hw;
     struct oss_params req, obt;
@@ -519,16 +504,17 @@ static int oss_init_out (HWVoiceOut *hw, struct audsettings *as)
     int fd;
     audfmt_e effective_fmt;
     struct audsettings obt_as;
+    OSSConf *conf = drv_opaque;
 
     oss->fd = -1;
 
     req.fmt = aud_to_ossfmt (as->fmt, as->endianness);
     req.freq = as->freq;
     req.nchannels = as->nchannels;
-    req.fragsize = conf.fragsize;
-    req.nfrags = conf.nfrags;
+    req.fragsize = conf->fragsize;
+    req.nfrags = conf->nfrags;
 
-    if (oss_open (0, &req, &obt, &fd)) {
+    if (oss_open (0, &req, &obt, &fd, conf)) {
         return -1;
     }
 
@@ -555,7 +541,7 @@ static int oss_init_out (HWVoiceOut *hw, struct audsettings *as)
     hw->samples = (obt.nfrags * obt.fragsize) >> hw->info.shift;
 
     oss->mmapped = 0;
-    if (conf.try_mmap) {
+    if (conf->try_mmap) {
         oss->pcm_buf = mmap (
             NULL,
             hw->samples << hw->info.shift,
@@ -615,6 +601,7 @@ static int oss_init_out (HWVoiceOut *hw, struct audsettings *as)
     }
 
     oss->fd = fd;
+    oss->conf = conf;
     return 0;
 }
 
@@ -634,7 +621,8 @@ static int oss_ctl_out (HWVoiceOut *hw, int cmd, ...)
             va_end (ap);
 
             ldebug ("enabling voice\n");
-            if (poll_mode && oss_poll_out (hw)) {
+            if (poll_mode) {
+                oss_poll_out (hw);
                 poll_mode = 0;
             }
             hw->poll_mode = poll_mode;
@@ -676,7 +664,7 @@ static int oss_ctl_out (HWVoiceOut *hw, int cmd, ...)
     return 0;
 }
 
-static int oss_init_in (HWVoiceIn *hw, struct audsettings *as)
+static int oss_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
 {
     OSSVoiceIn *oss = (OSSVoiceIn *) hw;
     struct oss_params req, obt;
@@ -685,15 +673,16 @@ static int oss_init_in (HWVoiceIn *hw, struct audsettings *as)
     int fd;
     audfmt_e effective_fmt;
     struct audsettings obt_as;
+    OSSConf *conf = drv_opaque;
 
     oss->fd = -1;
 
     req.fmt = aud_to_ossfmt (as->fmt, as->endianness);
     req.freq = as->freq;
     req.nchannels = as->nchannels;
-    req.fragsize = conf.fragsize;
-    req.nfrags = conf.nfrags;
-    if (oss_open (1, &req, &obt, &fd)) {
+    req.fragsize = conf->fragsize;
+    req.nfrags = conf->nfrags;
+    if (oss_open (1, &req, &obt, &fd, conf)) {
         return -1;
     }
 
@@ -727,6 +716,7 @@ static int oss_init_in (HWVoiceIn *hw, struct audsettings *as)
     }
 
     oss->fd = fd;
+    oss->conf = conf;
     return 0;
 }
 
@@ -828,7 +818,8 @@ static int oss_ctl_in (HWVoiceIn *hw, int cmd, ...)
             poll_mode = va_arg (ap, int);
             va_end (ap);
 
-            if (poll_mode && oss_poll_in (hw)) {
+            if (poll_mode) {
+                oss_poll_in (hw);
                 poll_mode = 0;
             }
             hw->poll_mode = poll_mode;
@@ -845,71 +836,78 @@ static int oss_ctl_in (HWVoiceIn *hw, int cmd, ...)
     return 0;
 }
 
+static OSSConf glob_conf = {
+    .try_mmap = 0,
+    .nfrags = 4,
+    .fragsize = 4096,
+    .devpath_out = "/dev/dsp",
+    .devpath_in = "/dev/dsp",
+    .exclusive = 0,
+    .policy = 5
+};
+
 static void *oss_audio_init (void)
 {
-    if (access(conf.devpath_in, R_OK | W_OK) < 0 ||
-        access(conf.devpath_out, R_OK | W_OK) < 0) {
+    OSSConf *conf = g_malloc(sizeof(OSSConf));
+    *conf = glob_conf;
+
+    if (access(conf->devpath_in, R_OK | W_OK) < 0 ||
+        access(conf->devpath_out, R_OK | W_OK) < 0) {
         return NULL;
     }
-    return &conf;
+    return conf;
 }
 
 static void oss_audio_fini (void *opaque)
 {
-    (void) opaque;
+    g_free(opaque);
 }
 
 static struct audio_option oss_options[] = {
     {
         .name  = "FRAGSIZE",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.fragsize,
+        .valp  = &glob_conf.fragsize,
         .descr = "Fragment size in bytes"
     },
     {
         .name  = "NFRAGS",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.nfrags,
+        .valp  = &glob_conf.nfrags,
         .descr = "Number of fragments"
     },
     {
         .name  = "MMAP",
         .tag   = AUD_OPT_BOOL,
-        .valp  = &conf.try_mmap,
+        .valp  = &glob_conf.try_mmap,
         .descr = "Try using memory mapped access"
     },
     {
         .name  = "DAC_DEV",
         .tag   = AUD_OPT_STR,
-        .valp  = &conf.devpath_out,
+        .valp  = &glob_conf.devpath_out,
         .descr = "Path to DAC device"
     },
     {
         .name  = "ADC_DEV",
         .tag   = AUD_OPT_STR,
-        .valp  = &conf.devpath_in,
+        .valp  = &glob_conf.devpath_in,
         .descr = "Path to ADC device"
     },
     {
         .name  = "EXCLUSIVE",
         .tag   = AUD_OPT_BOOL,
-        .valp  = &conf.exclusive,
+        .valp  = &glob_conf.exclusive,
         .descr = "Open device in exclusive mode (vmix wont work)"
     },
 #ifdef USE_DSP_POLICY
     {
         .name  = "POLICY",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.policy,
+        .valp  = &glob_conf.policy,
         .descr = "Set the timing policy of the device, -1 to use fragment mode",
     },
 #endif
-    {
-        .name  = "DEBUG",
-        .tag   = AUD_OPT_BOOL,
-        .valp  = &conf.debug,
-        .descr = "Turn on some debugging messages"
-    },
     { /* End of list */ }
 };
 

audio/paaudio.c

@@ -8,6 +8,19 @@
 #include "audio_int.h"
 #include "audio_pt_int.h"
 
+typedef struct {
+    int samples;
+    char *server;
+    char *sink;
+    char *source;
+} PAConf;
+
+typedef struct {
+    PAConf conf;
+    pa_threaded_mainloop *mainloop;
+    pa_context *context;
+} paaudio;
+
 typedef struct {
     HWVoiceOut hw;
     int done;
@@ -17,6 +30,7 @@ typedef struct {
     pa_stream *stream;
     void *pcm_buf;
     struct audio_pt pt;
+    paaudio *g;
 } PAVoiceOut;
 
 typedef struct {
@@ -30,20 +44,10 @@ typedef struct {
     struct audio_pt pt;
     const void *read_data;
     size_t read_index, read_length;
+    paaudio *g;
 } PAVoiceIn;
 
-typedef struct {
-    int samples;
-    char *server;
-    char *sink;
-    char *source;
-    pa_threaded_mainloop *mainloop;
-    pa_context *context;
-} paaudio;
-
-static paaudio glob_paaudio = {
-    .samples = 4096,
-};
+static void qpa_audio_fini(void *opaque);
 
 static void GCC_FMT_ATTR (2, 3) qpa_logerr (int err, const char *fmt, ...)
 {
@@ -106,7 +110,7 @@ static inline int PA_STREAM_IS_GOOD(pa_stream_state_t x)
 
 static int qpa_simple_read (PAVoiceIn *p, void *data, size_t length, int *rerror)
 {
-    paaudio *g = &glob_paaudio;
+    paaudio *g = p->g;
 
     pa_threaded_mainloop_lock (g->mainloop);
 
@@ -160,7 +164,7 @@ unlock_and_fail:
 
 static int qpa_simple_write (PAVoiceOut *p, const void *data, size_t length, int *rerror)
 {
-    paaudio *g = &glob_paaudio;
+    paaudio *g = p->g;
 
     pa_threaded_mainloop_lock (g->mainloop);
 
@@ -222,7 +226,7 @@ static void *qpa_thread_out (void *arg)
             }
         }
 
-        decr = to_mix = audio_MIN (pa->live, glob_paaudio.samples >> 2);
+        decr = to_mix = audio_MIN (pa->live, pa->g->conf.samples >> 2);
         rpos = pa->rpos;
 
         if (audio_pt_unlock (&pa->pt, AUDIO_FUNC)) {
@@ -314,7 +318,7 @@ static void *qpa_thread_in (void *arg)
             }
         }
 
-        incr = to_grab = audio_MIN (pa->dead, glob_paaudio.samples >> 2);
+        incr = to_grab = audio_MIN (pa->dead, pa->g->conf.samples >> 2);
         wpos = pa->wpos;
 
         if (audio_pt_unlock (&pa->pt, AUDIO_FUNC)) {
@@ -430,7 +434,7 @@ static audfmt_e pa_to_audfmt (pa_sample_format_t fmt, int *endianness)
 
 static void context_state_cb (pa_context *c, void *userdata)
 {
-    paaudio *g = &glob_paaudio;
+    paaudio *g = userdata;
 
     switch (pa_context_get_state(c)) {
     case PA_CONTEXT_READY:
@@ -449,7 +453,7 @@ static void context_state_cb (pa_context *c, void *userdata)
 
 static void stream_state_cb (pa_stream *s, void * userdata)
 {
-    paaudio *g = &glob_paaudio;
+    paaudio *g = userdata;
 
     switch (pa_stream_get_state (s)) {
 
@@ -467,23 +471,21 @@ static void stream_state_cb (pa_stream *s, void * userdata)
 
 static void stream_request_cb (pa_stream *s, size_t length, void *userdata)
 {
-    paaudio *g = &glob_paaudio;
+    paaudio *g = userdata;
 
     pa_threaded_mainloop_signal (g->mainloop, 0);
 }
 
 static pa_stream *qpa_simple_new (
-        const char *server,
+        paaudio *g,
         const char *name,
         pa_stream_direction_t dir,
         const char *dev,
-        const char *stream_name,
         const pa_sample_spec *ss,
         const pa_channel_map *map,
         const pa_buffer_attr *attr,
         int *rerror)
 {
-    paaudio *g = &glob_paaudio;
     int r;
     pa_stream *stream;
 
@@ -534,13 +536,15 @@ fail:
     return NULL;
 }
 
-static int qpa_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int qpa_init_out(HWVoiceOut *hw, struct audsettings *as,
+                        void *drv_opaque)
 {
     int error;
-    static pa_sample_spec ss;
-    static pa_buffer_attr ba;
+    pa_sample_spec ss;
+    pa_buffer_attr ba;
     struct audsettings obt_as = *as;
     PAVoiceOut *pa = (PAVoiceOut *) hw;
+    paaudio *g = pa->g = drv_opaque;
 
     ss.format = audfmt_to_pa (as->fmt, as->endianness);
     ss.channels = as->nchannels;
@@ -558,11 +562,10 @@ static int qpa_init_out (HWVoiceOut *hw, struct audsettings *as)
     obt_as.fmt = pa_to_audfmt (ss.format, &obt_as.endianness);
 
     pa->stream = qpa_simple_new (
-        glob_paaudio.server,
+        g,
         "qemu",
         PA_STREAM_PLAYBACK,
-        glob_paaudio.sink,
-        "pcm.playback",
+        g->conf.sink,
         &ss,
         NULL,                   /* channel map */
         &ba,                    /* buffering attributes */
@@ -574,7 +577,7 @@ static int qpa_init_out (HWVoiceOut *hw, struct audsettings *as)
     }
 
     audio_pcm_init_info (&hw->info, &obt_as);
-    hw->samples = glob_paaudio.samples;
+    hw->samples = g->conf.samples;
     pa->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
     pa->rpos = hw->rpos;
     if (!pa->pcm_buf) {
@@ -601,12 +604,13 @@ static int qpa_init_out (HWVoiceOut *hw, struct audsettings *as)
     return -1;
 }
 
-static int qpa_init_in (HWVoiceIn *hw, struct audsettings *as)
+static int qpa_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
 {
     int error;
-    static pa_sample_spec ss;
+    pa_sample_spec ss;
     struct audsettings obt_as = *as;
     PAVoiceIn *pa = (PAVoiceIn *) hw;
+    paaudio *g = pa->g = drv_opaque;
 
     ss.format = audfmt_to_pa (as->fmt, as->endianness);
     ss.channels = as->nchannels;
@@ -615,11 +619,10 @@ static int qpa_init_in (HWVoiceIn *hw, struct audsettings *as)
     obt_as.fmt = pa_to_audfmt (ss.format, &obt_as.endianness);
 
     pa->stream = qpa_simple_new (
-        glob_paaudio.server,
+        g,
         "qemu",
         PA_STREAM_RECORD,
-        glob_paaudio.source,
-        "pcm.capture",
+        g->conf.source,
         &ss,
         NULL,                   /* channel map */
         NULL,                   /* buffering attributes */
@@ -631,7 +634,7 @@ static int qpa_init_in (HWVoiceIn *hw, struct audsettings *as)
     }
 
     audio_pcm_init_info (&hw->info, &obt_as);
-    hw->samples = glob_paaudio.samples;
+    hw->samples = g->conf.samples;
     pa->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift);
     pa->wpos = hw->wpos;
     if (!pa->pcm_buf) {
@@ -703,7 +706,7 @@ static int qpa_ctl_out (HWVoiceOut *hw, int cmd, ...)
     PAVoiceOut *pa = (PAVoiceOut *) hw;
     pa_operation *op;
     pa_cvolume v;
-    paaudio *g = &glob_paaudio;
+    paaudio *g = pa->g;
 
 #ifdef PA_CHECK_VERSION    /* macro is present in 0.9.16+ */
     pa_cvolume_init (&v);  /* function is present in 0.9.13+ */
@@ -755,7 +758,7 @@ static int qpa_ctl_in (HWVoiceIn *hw, int cmd, ...)
     PAVoiceIn *pa = (PAVoiceIn *) hw;
     pa_operation *op;
     pa_cvolume v;
-    paaudio *g = &glob_paaudio;
+    paaudio *g = pa->g;
 
 #ifdef PA_CHECK_VERSION
     pa_cvolume_init (&v);
@@ -805,23 +808,31 @@ static int qpa_ctl_in (HWVoiceIn *hw, int cmd, ...)
 }
 
 /* common */
+static PAConf glob_conf = {
+    .samples = 4096,
+};
+
 static void *qpa_audio_init (void)
 {
-    paaudio *g = &glob_paaudio;
+    paaudio *g = g_malloc(sizeof(paaudio));
+    g->conf = glob_conf;
+    g->mainloop = NULL;
+    g->context = NULL;
 
     g->mainloop = pa_threaded_mainloop_new ();
     if (!g->mainloop) {
         goto fail;
     }
 
-    g->context = pa_context_new (pa_threaded_mainloop_get_api (g->mainloop), glob_paaudio.server);
+    g->context = pa_context_new (pa_threaded_mainloop_get_api (g->mainloop),
+                                 g->conf.server);
     if (!g->context) {
         goto fail;
     }
 
     pa_context_set_state_callback (g->context, context_state_cb, g);
 
-    if (pa_context_connect (g->context, glob_paaudio.server, 0, NULL) < 0) {
+    if (pa_context_connect (g->context, g->conf.server, 0, NULL) < 0) {
         qpa_logerr (pa_context_errno (g->context),
                     "pa_context_connect() failed\n");
         goto fail;
@@ -854,12 +865,13 @@ static void *qpa_audio_init (void)
 
     pa_threaded_mainloop_unlock (g->mainloop);
 
-    return &glob_paaudio;
+    return g;
 
 unlock_and_fail:
     pa_threaded_mainloop_unlock (g->mainloop);
 fail:
     AUD_log (AUDIO_CAP, "Failed to initialize PA context");
+    qpa_audio_fini(g);
     return NULL;
 }
 
@@ -874,39 +886,38 @@ static void qpa_audio_fini (void *opaque)
     if (g->context) {
         pa_context_disconnect (g->context);
         pa_context_unref (g->context);
-        g->context = NULL;
     }
 
     if (g->mainloop) {
         pa_threaded_mainloop_free (g->mainloop);
     }
 
-    g->mainloop = NULL;
+    g_free(g);
 }
 
 struct audio_option qpa_options[] = {
     {
         .name  = "SAMPLES",
         .tag   = AUD_OPT_INT,
-        .valp  = &glob_paaudio.samples,
+        .valp  = &glob_conf.samples,
         .descr = "buffer size in samples"
     },
     {
         .name  = "SERVER",
         .tag   = AUD_OPT_STR,
-        .valp  = &glob_paaudio.server,
+        .valp  = &glob_conf.server,
         .descr = "server address"
     },
     {
         .name  = "SINK",
         .tag   = AUD_OPT_STR,
-        .valp  = &glob_paaudio.sink,
+        .valp  = &glob_conf.sink,
         .descr = "sink device name"
     },
     {
         .name  = "SOURCE",
         .tag   = AUD_OPT_STR,
-        .valp  = &glob_paaudio.source,
+        .valp  = &glob_conf.source,
         .descr = "source device name"
     },
     { /* End of list */ }

audio/sdlaudio.c

@@ -55,6 +55,7 @@ static struct SDLAudioState {
     SDL_mutex *mutex;
     SDL_sem *sem;
     int initialized;
+    bool driver_created;
 } glob_sdl;
 typedef struct SDLAudioState SDLAudioState;
 
@@ -332,7 +333,8 @@ static void sdl_fini_out (HWVoiceOut *hw)
     sdl_close (&glob_sdl);
 }
 
-static int sdl_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int sdl_init_out(HWVoiceOut *hw, struct audsettings *as,
+                        void *drv_opaque)
 {
     SDLVoiceOut *sdl = (SDLVoiceOut *) hw;
     SDLAudioState *s = &glob_sdl;
@@ -392,6 +394,10 @@ static int sdl_ctl_out (HWVoiceOut *hw, int cmd, ...)
 static void *sdl_audio_init (void)
 {
     SDLAudioState *s = &glob_sdl;
+    if (s->driver_created) {
+        sdl_logerr("Can't create multiple sdl backends\n");
+        return NULL;
+    }
 
     if (SDL_InitSubSystem (SDL_INIT_AUDIO)) {
         sdl_logerr ("SDL failed to initialize audio subsystem\n");
@@ -413,6 +419,7 @@ static void *sdl_audio_init (void)
         return NULL;
     }
 
+    s->driver_created = true;
     return s;
 }
 
@@ -423,6 +430,7 @@ static void sdl_audio_fini (void *opaque)
     SDL_DestroySemaphore (s->sem);
     SDL_DestroyMutex (s->mutex);
     SDL_QuitSubSystem (SDL_INIT_AUDIO);
+    s->driver_created = false;
 }
 
 static struct audio_option sdl_options[] = {

audio/spiceaudio.c

@@ -115,7 +115,8 @@ static int rate_get_samples (struct audio_pcm_info *info, SpiceRateCtl *rate)
 
 /* playback */
 
-static int line_out_init (HWVoiceOut *hw, struct audsettings *as)
+static int line_out_init(HWVoiceOut *hw, struct audsettings *as,
+                         void *drv_opaque)
 {
     SpiceVoiceOut *out = container_of (hw, SpiceVoiceOut, hw);
     struct audsettings settings;
@@ -243,7 +244,7 @@ static int line_out_ctl (HWVoiceOut *hw, int cmd, ...)
 
 /* record */
 
-static int line_in_init (HWVoiceIn *hw, struct audsettings *as)
+static int line_in_init(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
 {
     SpiceVoiceIn *in = container_of (hw, SpiceVoiceIn, hw);
     struct audsettings settings;

audio/wavaudio.c

@@ -36,15 +36,10 @@ typedef struct WAVVoiceOut {
     int total_samples;
 } WAVVoiceOut;
 
-static struct {
+typedef struct {
     struct audsettings settings;
     const char *wav_path;
-} conf = {
-    .settings.freq      = 44100,
-    .settings.nchannels = 2,
-    .settings.fmt       = AUD_FMT_S16,
-    .wav_path           = "qemu.wav"
-};
+} WAVConf;
 
 static int wav_run_out (HWVoiceOut *hw, int live)
 {
@@ -105,7 +100,8 @@ static void le_store (uint8_t *buf, uint32_t val, int len)
     }
 }
 
-static int wav_init_out (HWVoiceOut *hw, struct audsettings *as)
+static int wav_init_out(HWVoiceOut *hw, struct audsettings *as,
+                        void *drv_opaque)
 {
     WAVVoiceOut *wav = (WAVVoiceOut *) hw;
     int bits16 = 0, stereo = 0;
@@ -115,9 +111,8 @@ static int wav_init_out (HWVoiceOut *hw, struct audsettings *as)
         0x02, 0x00, 0x44, 0xac, 0x00, 0x00, 0x10, 0xb1, 0x02, 0x00, 0x04,
         0x00, 0x10, 0x00, 0x64, 0x61, 0x74, 0x61, 0x00, 0x00, 0x00, 0x00
     };
-    struct audsettings wav_as = conf.settings;
-
-    (void) as;
+    WAVConf *conf = drv_opaque;
+    struct audsettings wav_as = conf->settings;
 
     stereo = wav_as.nchannels == 2;
     switch (wav_as.fmt) {
@@ -155,10 +150,10 @@ static int wav_init_out (HWVoiceOut *hw, struct audsettings *as)
     le_store (hdr + 28, hw->info.freq << (bits16 + stereo), 4);
     le_store (hdr + 32, 1 << (bits16 + stereo), 2);
 
-    wav->f = fopen (conf.wav_path, "wb");
+    wav->f = fopen (conf->wav_path, "wb");
     if (!wav->f) {
         dolog ("Failed to open wave file `%s'\nReason: %s\n",
-               conf.wav_path, strerror (errno));
+               conf->wav_path, strerror (errno));
         g_free (wav->pcm_buf);
         wav->pcm_buf = NULL;
         return -1;
@@ -226,40 +221,49 @@ static int wav_ctl_out (HWVoiceOut *hw, int cmd, ...)
     return 0;
 }
 
+static WAVConf glob_conf = {
+    .settings.freq      = 44100,
+    .settings.nchannels = 2,
+    .settings.fmt       = AUD_FMT_S16,
+    .wav_path           = "qemu.wav"
+};
+
 static void *wav_audio_init (void)
 {
-    return &conf;
+    WAVConf *conf = g_malloc(sizeof(WAVConf));
+    *conf = glob_conf;
+    return conf;
 }
 
 static void wav_audio_fini (void *opaque)
 {
-    (void) opaque;
     ldebug ("wav_fini");
+    g_free(opaque);
 }
 
 static struct audio_option wav_options[] = {
     {
         .name  = "FREQUENCY",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.settings.freq,
+        .valp  = &glob_conf.settings.freq,
         .descr = "Frequency"
     },
     {
         .name  = "FORMAT",
         .tag   = AUD_OPT_FMT,
-        .valp  = &conf.settings.fmt,
+        .valp  = &glob_conf.settings.fmt,
         .descr = "Format"
     },
     {
         .name  = "DAC_FIXED_CHANNELS",
         .tag   = AUD_OPT_INT,
-        .valp  = &conf.settings.nchannels,
+        .valp  = &glob_conf.settings.nchannels,
         .descr = "Number of channels (1 - mono, 2 - stereo)"
     },
     {
         .name  = "PATH",
         .tag   = AUD_OPT_STR,
-        .valp  = &conf.wav_path,
+        .valp  = &glob_conf.wav_path,
         .descr = "Path to wave file"
     },
     { /* End of list */ }

audio/winwaveaudio.c

@@ -1,717 +0,0 @@
-/* public domain */
-
-#include "qemu-common.h"
-#include "sysemu/sysemu.h"
-#include "audio.h"
-
-#define AUDIO_CAP "winwave"
-#include "audio_int.h"
-
-#include <windows.h>
-#include <mmsystem.h>
-
-#include "audio_win_int.h"
-
-static struct {
-    int dac_headers;
-    int dac_samples;
-    int adc_headers;
-    int adc_samples;
-} conf = {
-    .dac_headers = 4,
-    .dac_samples = 1024,
-    .adc_headers = 4,
-    .adc_samples = 1024
-};
-
-typedef struct {
-    HWVoiceOut hw;
-    HWAVEOUT hwo;
-    WAVEHDR *hdrs;
-    HANDLE event;
-    void *pcm_buf;
-    int avail;
-    int pending;
-    int curhdr;
-    int paused;
-    CRITICAL_SECTION crit_sect;
-} WaveVoiceOut;
-
-typedef struct {
-    HWVoiceIn hw;
-    HWAVEIN hwi;
-    WAVEHDR *hdrs;
-    HANDLE event;
-    void *pcm_buf;
-    int curhdr;
-    int paused;
-    int rpos;
-    int avail;
-    CRITICAL_SECTION crit_sect;
-} WaveVoiceIn;
-
-static void winwave_log_mmresult (MMRESULT mr)
-{
-    const char *str = "BUG";
-
-    switch (mr) {
-    case MMSYSERR_NOERROR:
-        str = "Success";
-        break;
-
-    case MMSYSERR_INVALHANDLE:
-        str = "Specified device handle is invalid";
-        break;
-
-    case MMSYSERR_BADDEVICEID:
-        str = "Specified device id is out of range";
-        break;
-
-    case MMSYSERR_NODRIVER:
-        str = "No device driver is present";
-        break;
-
-    case MMSYSERR_NOMEM:
-        str = "Unable to allocate or lock memory";
-        break;
-
-    case WAVERR_SYNC:
-        str = "Device is synchronous but waveOutOpen was called "
-            "without using the WINWAVE_ALLOWSYNC flag";
-        break;
-
-    case WAVERR_UNPREPARED:
-        str = "The data block pointed to by the pwh parameter "
-            "hasn't been prepared";
-        break;
-
-    case WAVERR_STILLPLAYING:
-        str = "There are still buffers in the queue";
-        break;
-
-    default:
-        dolog ("Reason: Unknown (MMRESULT %#x)\n", mr);
-        return;
-    }
-
-    dolog ("Reason: %s\n", str);
-}
-
-static void GCC_FMT_ATTR (2, 3) winwave_logerr (
-    MMRESULT mr,
-    const char *fmt,
-    ...
-    )
-{
-    va_list ap;
-
-    va_start (ap, fmt);
-    AUD_vlog (AUDIO_CAP, fmt, ap);
-    va_end (ap);
-
-    AUD_log (NULL, " failed\n");
-    winwave_log_mmresult (mr);
-}
-
-static void winwave_anal_close_out (WaveVoiceOut *wave)
-{
-    MMRESULT mr;
-
-    mr = waveOutClose (wave->hwo);
-    if (mr != MMSYSERR_NOERROR) {
-        winwave_logerr (mr, "waveOutClose");
-    }
-    wave->hwo = NULL;
-}
-
-static void CALLBACK winwave_callback_out (
-    HWAVEOUT hwo,
-    UINT msg,
-    DWORD_PTR dwInstance,
-    DWORD_PTR dwParam1,
-    DWORD_PTR dwParam2
-    )
-{
-    WaveVoiceOut *wave = (WaveVoiceOut *) dwInstance;
-
-    switch (msg) {
-    case WOM_DONE:
-        {
-            WAVEHDR *h = (WAVEHDR *) dwParam1;
-            if (!h->dwUser) {
-                h->dwUser = 1;
-                EnterCriticalSection (&wave->crit_sect);
-                {
-                    wave->avail += conf.dac_samples;
-                }
-                LeaveCriticalSection (&wave->crit_sect);
-                if (wave->hw.poll_mode) {
-                    if (!SetEvent (wave->event)) {
-                        dolog ("DAC SetEvent failed %lx\n", GetLastError ());
-                    }
-                }
-            }
-        }
-        break;
-
-    case WOM_CLOSE:
-    case WOM_OPEN:
-        break;
-
-    default:
-        dolog ("unknown wave out callback msg %x\n", msg);
-    }
-}
-
-static int winwave_init_out (HWVoiceOut *hw, struct audsettings *as)
-{
-    int i;
-    int err;
-    MMRESULT mr;
-    WAVEFORMATEX wfx;
-    WaveVoiceOut *wave;
-
-    wave = (WaveVoiceOut *) hw;
-
-    InitializeCriticalSection (&wave->crit_sect);
-
-    err = waveformat_from_audio_settings (&wfx, as);
-    if (err) {
-        goto err0;
-    }
-
-    mr = waveOutOpen (&wave->hwo, WAVE_MAPPER, &wfx,
-                      (DWORD_PTR) winwave_callback_out,
-                      (DWORD_PTR) wave, CALLBACK_FUNCTION);
-    if (mr != MMSYSERR_NOERROR) {
-        winwave_logerr (mr, "waveOutOpen");
-        goto err1;
-    }
-
-    wave->hdrs = audio_calloc (AUDIO_FUNC, conf.dac_headers,
-                               sizeof (*wave->hdrs));
-    if (!wave->hdrs) {
-        goto err2;
-    }
-
-    audio_pcm_init_info (&hw->info, as);
-    hw->samples = conf.dac_samples * conf.dac_headers;
-    wave->avail = hw->samples;
-
-    wave->pcm_buf = audio_calloc (AUDIO_FUNC, conf.dac_samples,
-                                  conf.dac_headers << hw->info.shift);
-    if (!wave->pcm_buf) {
-        goto err3;
-    }
-
-    for (i = 0; i < conf.dac_headers; ++i) {
-        WAVEHDR *h = &wave->hdrs[i];
-
-        h->dwUser = 0;
-        h->dwBufferLength = conf.dac_samples << hw->info.shift;
-        h->lpData = advance (wave->pcm_buf, i * h->dwBufferLength);
-        h->dwFlags = 0;
-
-        mr = waveOutPrepareHeader (wave->hwo, h, sizeof (*h));
-        if (mr != MMSYSERR_NOERROR) {
-            winwave_logerr (mr, "waveOutPrepareHeader(%d)", i);
-            goto err4;
-        }
-    }
-
-    return 0;
-
- err4:
-    g_free (wave->pcm_buf);
- err3:
-    g_free (wave->hdrs);
- err2:
-    winwave_anal_close_out (wave);
- err1:
- err0:
-    return -1;
-}
-
-static int winwave_write (SWVoiceOut *sw, void *buf, int len)
-{
-    return audio_pcm_sw_write (sw, buf, len);
-}
-
-static int winwave_run_out (HWVoiceOut *hw, int live)
-{
-    WaveVoiceOut *wave = (WaveVoiceOut *) hw;
-    int decr;
-    int doreset;
-
-    EnterCriticalSection (&wave->crit_sect);
-    {
-        decr = audio_MIN (live, wave->avail);
-        decr = audio_pcm_hw_clip_out (hw, wave->pcm_buf, decr, wave->pending);
-        wave->pending += decr;
-        wave->avail -= decr;
-    }
-    LeaveCriticalSection (&wave->crit_sect);
-
-    doreset = hw->poll_mode && (wave->pending >= conf.dac_samples);
-    if (doreset && !ResetEvent (wave->event)) {
-        dolog ("DAC ResetEvent failed %lx\n", GetLastError ());
-    }
-
-    while (wave->pending >= conf.dac_samples) {
-        MMRESULT mr;
-        WAVEHDR *h = &wave->hdrs[wave->curhdr];
-
-        h->dwUser = 0;
-        mr = waveOutWrite (wave->hwo, h, sizeof (*h));
-        if (mr != MMSYSERR_NOERROR) {
-            winwave_logerr (mr, "waveOutWrite(%d)", wave->curhdr);
-            break;
-        }
-
-        wave->pending -= conf.dac_samples;
-        wave->curhdr = (wave->curhdr + 1) % conf.dac_headers;
-    }
-
-    return decr;
-}
-
-static void winwave_poll (void *opaque)
-{
-    (void) opaque;
-    audio_run ("winwave_poll");
-}
-
-static void winwave_fini_out (HWVoiceOut *hw)
-{
-    int i;
-    MMRESULT mr;
-    WaveVoiceOut *wave = (WaveVoiceOut *) hw;
-
-    mr = waveOutReset (wave->hwo);
-    if (mr != MMSYSERR_NOERROR) {
-        winwave_logerr (mr, "waveOutReset");
-    }
-
-    for (i = 0; i < conf.dac_headers; ++i) {
-        mr = waveOutUnprepareHeader (wave->hwo, &wave->hdrs[i],
-                                     sizeof (wave->hdrs[i]));
-        if (mr != MMSYSERR_NOERROR) {
-            winwave_logerr (mr, "waveOutUnprepareHeader(%d)", i);
-        }
-    }
-
-    winwave_anal_close_out (wave);
-
-    if (wave->event) {
-        qemu_del_wait_object (wave->event, winwave_poll, wave);
-        if (!CloseHandle (wave->event)) {
-            dolog ("DAC CloseHandle failed %lx\n", GetLastError ());
-        }
-        wave->event = NULL;
-    }
-
-    g_free (wave->pcm_buf);
-    wave->pcm_buf = NULL;
-
-    g_free (wave->hdrs);
-    wave->hdrs = NULL;
-}
-
-static int winwave_ctl_out (HWVoiceOut *hw, int cmd, ...)
-{
-    MMRESULT mr;
-    WaveVoiceOut *wave = (WaveVoiceOut *) hw;
-
-    switch (cmd) {
-    case VOICE_ENABLE:
-        {
-            va_list ap;
-            int poll_mode;
-
-            va_start (ap, cmd);
-            poll_mode = va_arg (ap, int);
-            va_end (ap);
-
-            if (poll_mode && !wave->event) {
-                wave->event = CreateEvent (NULL, TRUE, TRUE, NULL);
-                if (!wave->event) {
-                    dolog ("DAC CreateEvent: %lx, poll mode will be disabled\n",
-                           GetLastError ());
-                }
-            }
-
-            if (wave->event) {
-                int ret;
-
-                ret = qemu_add_wait_object (wave->event, winwave_poll, wave);
-                hw->poll_mode = (ret == 0);
-            }
-            else {
-                hw->poll_mode = 0;
-            }
-            wave->paused = 0;
-        }
-        return 0;
-
-    case VOICE_DISABLE:
-        if (!wave->paused) {
-            mr = waveOutReset (wave->hwo);
-            if (mr != MMSYSERR_NOERROR) {
-                winwave_logerr (mr, "waveOutReset");
-            }
-            else {
-                wave->paused = 1;
-            }
-        }
-        if (wave->event) {
-            qemu_del_wait_object (wave->event, winwave_poll, wave);
-        }
-        return 0;
-    }
-    return -1;
-}
-
-static void winwave_anal_close_in (WaveVoiceIn *wave)
-{
-    MMRESULT mr;
-
-    mr = waveInClose (wave->hwi);
-    if (mr != MMSYSERR_NOERROR) {
-        winwave_logerr (mr, "waveInClose");
-    }
-    wave->hwi = NULL;
-}
-
-static void CALLBACK winwave_callback_in (
-    HWAVEIN *hwi,
-    UINT msg,
-    DWORD_PTR dwInstance,
-    DWORD_PTR dwParam1,
-    DWORD_PTR dwParam2
-    )
-{
-    WaveVoiceIn *wave = (WaveVoiceIn *) dwInstance;
-
-    switch (msg) {
-    case WIM_DATA:
-        {
-            WAVEHDR *h = (WAVEHDR *) dwParam1;
-            if (!h->dwUser) {
-                h->dwUser = 1;
-                EnterCriticalSection (&wave->crit_sect);
-                {
-                    wave->avail += conf.adc_samples;
-                }
-                LeaveCriticalSection (&wave->crit_sect);
-                if (wave->hw.poll_mode) {
-                    if (!SetEvent (wave->event)) {
-                        dolog ("ADC SetEvent failed %lx\n", GetLastError ());
-                    }
-                }
-            }
-        }
-        break;
-
-    case WIM_CLOSE:
-    case WIM_OPEN:
-        break;
-
-    default:
-        dolog ("unknown wave in callback msg %x\n", msg);
-    }
-}
-
-static void winwave_add_buffers (WaveVoiceIn *wave, int samples)
-{
-    int doreset;
-
-    doreset = wave->hw.poll_mode && (samples >= conf.adc_samples);
-    if (doreset && !ResetEvent (wave->event)) {
-        dolog ("ADC ResetEvent failed %lx\n", GetLastError ());
-    }
-
-    while (samples >= conf.adc_samples) {
-        MMRESULT mr;
-        WAVEHDR *h = &wave->hdrs[wave->curhdr];
-
-        h->dwUser = 0;
-        mr = waveInAddBuffer (wave->hwi, h, sizeof (*h));
-        if (mr != MMSYSERR_NOERROR) {
-            winwave_logerr (mr, "waveInAddBuffer(%d)", wave->curhdr);
-        }
-        wave->curhdr = (wave->curhdr + 1) % conf.adc_headers;
-        samples -= conf.adc_samples;
-    }
-}
-
-static int winwave_init_in (HWVoiceIn *hw, struct audsettings *as)
-{
-    int i;
-    int err;
-    MMRESULT mr;
-    WAVEFORMATEX wfx;
-    WaveVoiceIn *wave;
-
-    wave = (WaveVoiceIn *) hw;
-
-    InitializeCriticalSection (&wave->crit_sect);
-
-    err = waveformat_from_audio_settings (&wfx, as);
-    if (err) {
-        goto err0;
-    }
-
-    mr = waveInOpen (&wave->hwi, WAVE_MAPPER, &wfx,
-                     (DWORD_PTR) winwave_callback_in,
-                     (DWORD_PTR) wave, CALLBACK_FUNCTION);
-    if (mr != MMSYSERR_NOERROR) {
-        winwave_logerr (mr, "waveInOpen");
-        goto err1;
-    }
-
-    wave->hdrs = audio_calloc (AUDIO_FUNC, conf.dac_headers,
-                               sizeof (*wave->hdrs));
-    if (!wave->hdrs) {
-        goto err2;
-    }
-
-    audio_pcm_init_info (&hw->info, as);
-    hw->samples = conf.adc_samples * conf.adc_headers;
-    wave->avail = 0;
-
-    wave->pcm_buf = audio_calloc (AUDIO_FUNC, conf.adc_samples,
-                                  conf.adc_headers << hw->info.shift);
-    if (!wave->pcm_buf) {
-        goto err3;
-    }
-
-    for (i = 0; i < conf.adc_headers; ++i) {
-        WAVEHDR *h = &wave->hdrs[i];
-
-        h->dwUser = 0;
-        h->dwBufferLength = conf.adc_samples << hw->info.shift;
-        h->lpData = advance (wave->pcm_buf, i * h->dwBufferLength);
-        h->dwFlags = 0;
-
-        mr = waveInPrepareHeader (wave->hwi, h, sizeof (*h));
-        if (mr != MMSYSERR_NOERROR) {
-            winwave_logerr (mr, "waveInPrepareHeader(%d)", i);
-            goto err4;
-        }
-    }
-
-    wave->paused = 1;
-    winwave_add_buffers (wave, hw->samples);
-    return 0;
-
- err4:
-    g_free (wave->pcm_buf);
- err3:
-    g_free (wave->hdrs);
- err2:
-    winwave_anal_close_in (wave);
- err1:
- err0:
-    return -1;
-}
-
-static void winwave_fini_in (HWVoiceIn *hw)
-{
-    int i;
-    MMRESULT mr;
-    WaveVoiceIn *wave = (WaveVoiceIn *) hw;
-
-    mr = waveInReset (wave->hwi);
-    if (mr != MMSYSERR_NOERROR) {
-        winwave_logerr (mr, "waveInReset");
-    }
-
-    for (i = 0; i < conf.adc_headers; ++i) {
-        mr = waveInUnprepareHeader (wave->hwi, &wave->hdrs[i],
-                                     sizeof (wave->hdrs[i]));
-        if (mr != MMSYSERR_NOERROR) {
-            winwave_logerr (mr, "waveInUnprepareHeader(%d)", i);
-        }
-    }
-
-    winwave_anal_close_in (wave);
-
-    if (wave->event) {
-        qemu_del_wait_object (wave->event, winwave_poll, wave);
-        if (!CloseHandle (wave->event)) {
-            dolog ("ADC CloseHandle failed %lx\n", GetLastError ());
-        }
-        wave->event = NULL;
-    }
-
-    g_free (wave->pcm_buf);
-    wave->pcm_buf = NULL;
-
-    g_free (wave->hdrs);
-    wave->hdrs = NULL;
-}
-
-static int winwave_run_in (HWVoiceIn *hw)
-{
-    WaveVoiceIn *wave = (WaveVoiceIn *) hw;
-    int live = audio_pcm_hw_get_live_in (hw);
-    int dead = hw->samples - live;
-    int decr, ret;
-
-    if (!dead) {
-        return 0;
-    }
-
-    EnterCriticalSection (&wave->crit_sect);
-    {
-        decr = audio_MIN (dead, wave->avail);
-        wave->avail -= decr;
-    }
-    LeaveCriticalSection (&wave->crit_sect);
-
-    ret = decr;
-    while (decr) {
-        int left = hw->samples - hw->wpos;
-        int conv = audio_MIN (left, decr);
-        hw->conv (hw->conv_buf + hw->wpos,
-                  advance (wave->pcm_buf, wave->rpos << hw->info.shift),
-                  conv);
-
-        wave->rpos = (wave->rpos + conv) % hw->samples;
-        hw->wpos = (hw->wpos + conv) % hw->samples;
-        decr -= conv;
-    }
-
-    winwave_add_buffers (wave, ret);
-    return ret;
-}
-
-static int winwave_read (SWVoiceIn *sw, void *buf, int size)
-{
-    return audio_pcm_sw_read (sw, buf, size);
-}
-
-static int winwave_ctl_in (HWVoiceIn *hw, int cmd, ...)
-{
-    MMRESULT mr;
-    WaveVoiceIn *wave = (WaveVoiceIn *) hw;
-
-    switch (cmd) {
-    case VOICE_ENABLE:
-        {
-            va_list ap;
-            int poll_mode;
-
-            va_start (ap, cmd);
-            poll_mode = va_arg (ap, int);
-            va_end (ap);
-
-            if (poll_mode && !wave->event) {
-                wave->event = CreateEvent (NULL, TRUE, TRUE, NULL);
-                if (!wave->event) {
-                    dolog ("ADC CreateEvent: %lx, poll mode will be disabled\n",
-                           GetLastError ());
-                }
-            }
-
-            if (wave->event) {
-                int ret;
-
-                ret = qemu_add_wait_object (wave->event, winwave_poll, wave);
-                hw->poll_mode = (ret == 0);
-            }
-            else {
-                hw->poll_mode = 0;
-            }
-            if (wave->paused) {
-                mr = waveInStart (wave->hwi);
-                if (mr != MMSYSERR_NOERROR) {
-                    winwave_logerr (mr, "waveInStart");
-                }
-                wave->paused = 0;
-            }
-        }
-        return 0;
-
-    case VOICE_DISABLE:
-        if (!wave->paused) {
-            mr = waveInStop (wave->hwi);
-            if (mr != MMSYSERR_NOERROR) {
-                winwave_logerr (mr, "waveInStop");
-            }
-            else {
-                wave->paused = 1;
-            }
-        }
-        if (wave->event) {
-            qemu_del_wait_object (wave->event, winwave_poll, wave);
-        }
-        return 0;
-    }
-    return 0;
-}
-
-static void *winwave_audio_init (void)
-{
-    return &conf;
-}
-
-static void winwave_audio_fini (void *opaque)
-{
-    (void) opaque;
-}
-
-static struct audio_option winwave_options[] = {
-    {
-        .name        = "DAC_HEADERS",
-        .tag         = AUD_OPT_INT,
-        .valp        = &conf.dac_headers,
-        .descr       = "DAC number of headers",
-    },
-    {
-        .name        = "DAC_SAMPLES",
-        .tag         = AUD_OPT_INT,
-        .valp        = &conf.dac_samples,
-        .descr       = "DAC number of samples per header",
-    },
-    {
-        .name        = "ADC_HEADERS",
-        .tag         = AUD_OPT_INT,
-        .valp        = &conf.adc_headers,
-        .descr       = "ADC number of headers",
-    },
-    {
-        .name        = "ADC_SAMPLES",
-        .tag         = AUD_OPT_INT,
-        .valp        = &conf.adc_samples,
-        .descr       = "ADC number of samples per header",
-    },
-    { /* End of list */ }
-};
-
-static struct audio_pcm_ops winwave_pcm_ops = {
-    .init_out = winwave_init_out,
-    .fini_out = winwave_fini_out,
-    .run_out  = winwave_run_out,
-    .write    = winwave_write,
-    .ctl_out  = winwave_ctl_out,
-    .init_in  = winwave_init_in,
-    .fini_in  = winwave_fini_in,
-    .run_in   = winwave_run_in,
-    .read     = winwave_read,
-    .ctl_in   = winwave_ctl_in
-};
-
-struct audio_driver winwave_audio_driver = {
-    .name           = "winwave",
-    .descr          = "Windows Waveform Audio http://msdn.microsoft.com",
-    .options        = winwave_options,
-    .init           = winwave_audio_init,
-    .fini           = winwave_audio_fini,
-    .pcm_ops        = &winwave_pcm_ops,
-    .can_be_default = 1,
-    .max_voices_out = INT_MAX,
-    .max_voices_in  = INT_MAX,
-    .voice_size_out = sizeof (WaveVoiceOut),
-    .voice_size_in  = sizeof (WaveVoiceIn)
-};

backends/hostmem.c

@@ -113,24 +113,17 @@ host_memory_backend_set_host_nodes(Object *obj, Visitor *v, void *opaque,
 #endif
 }
 
-static void
-host_memory_backend_get_policy(Object *obj, Visitor *v, void *opaque,
-                               const char *name, Error **errp)
+static int
+host_memory_backend_get_policy(Object *obj, Error **errp G_GNUC_UNUSED)
 {
     HostMemoryBackend *backend = MEMORY_BACKEND(obj);
-    int policy = backend->policy;
-
-    visit_type_enum(v, &policy, HostMemPolicy_lookup, NULL, name, errp);
+    return backend->policy;
 }
 
 static void
-host_memory_backend_set_policy(Object *obj, Visitor *v, void *opaque,
-                               const char *name, Error **errp)
+host_memory_backend_set_policy(Object *obj, int policy, Error **errp)
 {
     HostMemoryBackend *backend = MEMORY_BACKEND(obj);
-    int policy;
-
-    visit_type_enum(v, &policy, HostMemPolicy_lookup, NULL, name, errp);
     backend->policy = policy;
 
 #ifndef CONFIG_NUMA
@@ -252,9 +245,10 @@ static void host_memory_backend_init(Object *obj)
     object_property_add(obj, "host-nodes", "int",
                         host_memory_backend_get_host_nodes,
                         host_memory_backend_set_host_nodes, NULL, NULL, NULL);
-    object_property_add(obj, "policy", "str",
-                        host_memory_backend_get_policy,
-                        host_memory_backend_set_policy, NULL, NULL, NULL);
+    object_property_add_enum(obj, "policy", "HostMemPolicy",
+                             HostMemPolicy_lookup,
+                             host_memory_backend_get_policy,
+                             host_memory_backend_set_policy, NULL);
 }
 
 MemoryRegion *

block.c

@@ -36,6 +36,7 @@
 #include "qmp-commands.h"
 #include "qemu/timer.h"
 #include "qapi-event.h"
+#include "block/throttle-groups.h"
 
 #ifdef CONFIG_BSD
 #include <sys/types.h>
@@ -79,6 +80,12 @@ static QTAILQ_HEAD(, BlockDriverState) graph_bdrv_states =
 static QLIST_HEAD(, BlockDriver) bdrv_drivers =
     QLIST_HEAD_INITIALIZER(bdrv_drivers);
 
+static int bdrv_open_inherit(BlockDriverState **pbs, const char *filename,
+                             const char *reference, QDict *options, int flags,
+                             BlockDriverState *parent,
+                             const BdrvChildRole *child_role,
+                             BlockDriver *drv, Error **errp);
+
 static void bdrv_dirty_bitmap_truncate(BlockDriverState *bs);
 /* If non-zero, use only whitelisted block drivers */
 static int use_bdrv_whitelist;
@@ -682,8 +689,8 @@ static int bdrv_temp_snapshot_flags(int flags)
 }
 
 /*
- * Returns the flags that bs->file should get, based on the given flags for
- * the parent BDS
+ * Returns the flags that bs->file should get if a protocol driver is expected,
+ * based on the given flags for the parent BDS
  */
 static int bdrv_inherited_flags(int flags)
 {
@@ -700,6 +707,25 @@ static int bdrv_inherited_flags(int flags)
     return flags;
 }
 
+const BdrvChildRole child_file = {
+    .inherit_flags = bdrv_inherited_flags,
+};
+
+/*
+ * Returns the flags that bs->file should get if the use of formats (and not
+ * only protocols) is permitted for it, based on the given flags for the parent
+ * BDS
+ */
+static int bdrv_inherited_fmt_flags(int parent_flags)
+{
+    int flags = child_file.inherit_flags(parent_flags);
+    return flags & ~BDRV_O_PROTOCOL;
+}
+
+const BdrvChildRole child_format = {
+    .inherit_flags = bdrv_inherited_fmt_flags,
+};
+
 /*
  * Returns the flags that bs->backing_hd should get, based on the given flags
  * for the parent BDS
@@ -715,6 +741,10 @@ static int bdrv_backing_flags(int flags)
     return flags;
 }
 
+static const BdrvChildRole child_backing = {
+    .inherit_flags = bdrv_backing_flags,
+};
+
 static int bdrv_open_flags(BlockDriverState *bs, int flags)
 {
     int open_flags = flags | BDRV_O_CACHE_WB;
@@ -767,6 +797,19 @@ static void bdrv_assign_node_name(BlockDriverState *bs,
     QTAILQ_INSERT_TAIL(&graph_bdrv_states, bs, node_list);
 }
 
+static QemuOptsList bdrv_runtime_opts = {
+    .name = "bdrv_common",
+    .head = QTAILQ_HEAD_INITIALIZER(bdrv_runtime_opts.head),
+    .desc = {
+        {
+            .name = "node-name",
+            .type = QEMU_OPT_STRING,
+            .help = "Node name of the block device node",
+        },
+        { /* end of list */ }
+    },
+};
+
 /*
  * Common part for opening disk images and files
  *
@@ -778,6 +821,7 @@ static int bdrv_open_common(BlockDriverState *bs, BlockDriverState *file,
     int ret, open_flags;
     const char *filename;
     const char *node_name = NULL;
+    QemuOpts *opts;
     Error *local_err = NULL;
 
     assert(drv != NULL);
@@ -798,23 +842,22 @@ static int bdrv_open_common(BlockDriverState *bs, BlockDriverState *file,
 
     trace_bdrv_open_common(bs, filename ?: "", flags, drv->format_name);
 
-    node_name = qdict_get_try_str(options, "node-name");
+    opts = qemu_opts_create(&bdrv_runtime_opts, NULL, 0, &error_abort);
+    qemu_opts_absorb_qdict(opts, options, &local_err);
+    if (local_err) {
+        error_propagate(errp, local_err);
+        ret = -EINVAL;
+        goto fail_opts;
+    }
+
+    node_name = qemu_opt_get(opts, "node-name");
     bdrv_assign_node_name(bs, node_name, &local_err);
     if (local_err) {
         error_propagate(errp, local_err);
-        return -EINVAL;
-    }
-    qdict_del(options, "node-name");
-
-    /* bdrv_open() with directly using a protocol as drv. This layer is already
-     * opened, so assign it to bs (while file becomes a closed BlockDriverState)
-     * and return immediately. */
-    if (file != NULL && drv->bdrv_file_open) {
-        bdrv_swap(file, bs);
-        return 0;
+        ret = -EINVAL;
+        goto fail_opts;
     }
 
-    bs->open_flags = flags;
     bs->guest_block_size = 512;
     bs->request_alignment = 512;
     bs->zero_beyond_eof = true;
@@ -827,7 +870,8 @@ static int bdrv_open_common(BlockDriverState *bs, BlockDriverState *file,
                         ? "Driver '%s' can only be used for read-only devices"
                         : "Driver '%s' is not whitelisted",
                    drv->format_name);
-        return -ENOTSUP;
+        ret = -ENOTSUP;
+        goto fail_opts;
     }
 
     assert(bs->copy_on_read == 0); /* bdrv_new() and bdrv_close() make it so */
@@ -836,7 +880,8 @@ static int bdrv_open_common(BlockDriverState *bs, BlockDriverState *file,
             bdrv_enable_copy_on_read(bs);
         } else {
             error_setg(errp, "Can't use copy-on-read on read-only device");
-            return -EINVAL;
+            ret = -EINVAL;
+            goto fail_opts;
         }
     }
 
@@ -902,6 +947,8 @@ static int bdrv_open_common(BlockDriverState *bs, BlockDriverState *file,
     assert(bdrv_opt_mem_align(bs) != 0);
     assert(bdrv_min_mem_align(bs) != 0);
     assert((bs->request_alignment != 0) || bs->sg);
+
+    qemu_opts_del(opts);
     return 0;
 
 free_and_fail:
@@ -909,6 +956,8 @@ free_and_fail:
     g_free(bs->opaque);
     bs->opaque = NULL;
     bs->drv = NULL;
+fail_opts:
+    qemu_opts_del(opts);
     return ret;
 }
 
@@ -942,14 +991,17 @@ static QDict *parse_json_filename(const char *filename, Error **errp)
 /*
  * Fills in default options for opening images and converts the legacy
  * filename/flags pair to option QDict entries.
+ * The BDRV_O_PROTOCOL flag in *flags will be set or cleared accordingly if a
+ * block driver has been specified explicitly.
  */
-static int bdrv_fill_options(QDict **options, const char **pfilename, int flags,
-                             BlockDriver *drv, Error **errp)
+static int bdrv_fill_options(QDict **options, const char **pfilename,
+                             int *flags, BlockDriver *drv, Error **errp)
 {
     const char *filename = *pfilename;
     const char *drvname;
-    bool protocol = flags & BDRV_O_PROTOCOL;
+    bool protocol = *flags & BDRV_O_PROTOCOL;
     bool parse_filename = false;
+    BlockDriver *tmp_drv;
     Error *local_err = NULL;
 
     /* Parse json: pseudo-protocol */
@@ -967,6 +1019,24 @@ static int bdrv_fill_options(QDict **options, const char **pfilename, int flags,
         *pfilename = filename = NULL;
     }
 
+    drvname = qdict_get_try_str(*options, "driver");
+
+    /* If the user has explicitly specified the driver, this choice should
+     * override the BDRV_O_PROTOCOL flag */
+    tmp_drv = drv;
+    if (!tmp_drv && drvname) {
+        tmp_drv = bdrv_find_format(drvname);
+    }
+    if (tmp_drv) {
+        protocol = tmp_drv->bdrv_file_open;
+    }
+
+    if (protocol) {
+        *flags |= BDRV_O_PROTOCOL;
+    } else {
+        *flags &= ~BDRV_O_PROTOCOL;
+    }
+
     /* Fetch the file name from the options QDict if necessary */
     if (protocol && filename) {
         if (!qdict_haskey(*options, "filename")) {
@@ -981,7 +1051,6 @@ static int bdrv_fill_options(QDict **options, const char **pfilename, int flags,
 
     /* Find the right block driver */
     filename = qdict_get_try_str(*options, "filename");
-    drvname = qdict_get_try_str(*options, "driver");
 
     if (drv) {
         if (drvname) {
@@ -1118,9 +1187,10 @@ int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp)
     }
 
     assert(bs->backing_hd == NULL);
-    ret = bdrv_open(&backing_hd,
-                    *backing_filename ? backing_filename : NULL, NULL, options,
-                    bdrv_backing_flags(bs->open_flags), NULL, &local_err);
+    ret = bdrv_open_inherit(&backing_hd,
+                            *backing_filename ? backing_filename : NULL,
+                            NULL, options, 0, bs, &child_backing,
+                            NULL, &local_err);
     if (ret < 0) {
         bdrv_unref(backing_hd);
         backing_hd = NULL;
@@ -1154,7 +1224,8 @@ free_exit:
  * To conform with the behavior of bdrv_open(), *pbs has to be NULL.
  */
 int bdrv_open_image(BlockDriverState **pbs, const char *filename,
-                    QDict *options, const char *bdref_key, int flags,
+                    QDict *options, const char *bdref_key,
+                    BlockDriverState* parent, const BdrvChildRole *child_role,
                     bool allow_none, Error **errp)
 {
     QDict *image_options;
@@ -1182,7 +1253,8 @@ int bdrv_open_image(BlockDriverState **pbs, const char *filename,
         goto done;
     }
 
-    ret = bdrv_open(pbs, filename, reference, image_options, flags, NULL, errp);
+    ret = bdrv_open_inherit(pbs, filename, reference, image_options, 0,
+                            parent, child_role, NULL, errp);
 
 done:
     qdict_del(options, bdref_key);
@@ -1254,6 +1326,19 @@ out:
     return ret;
 }
 
+static void bdrv_attach_child(BlockDriverState *parent_bs,
+                              BlockDriverState *child_bs,
+                              const BdrvChildRole *child_role)
+{
+    BdrvChild *child = g_new(BdrvChild, 1);
+    *child = (BdrvChild) {
+        .bs     = child_bs,
+        .role   = child_role,
+    };
+
+    QLIST_INSERT_HEAD(&parent_bs->children, child, next);
+}
+
 /*
  * Opens a disk image (raw, qcow2, vmdk, ...)
  *
@@ -1269,9 +1354,11 @@ out:
  * should be opened. If specified, neither options nor a filename may be given,
  * nor can an existing BDS be reused (that is, *pbs has to be NULL).
  */
-int bdrv_open(BlockDriverState **pbs, const char *filename,
-              const char *reference, QDict *options, int flags,
-              BlockDriver *drv, Error **errp)
+static int bdrv_open_inherit(BlockDriverState **pbs, const char *filename,
+                             const char *reference, QDict *options, int flags,
+                             BlockDriverState *parent,
+                             const BdrvChildRole *child_role,
+                             BlockDriver *drv, Error **errp)
 {
     int ret;
     BlockDriverState *file = NULL, *bs;
@@ -1280,6 +1367,8 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
     int snapshot_flags = 0;
 
     assert(pbs);
+    assert(!child_role || !flags);
+    assert(!child_role == !parent);
 
     if (reference) {
         bool options_non_empty = options ? qdict_size(options) : false;
@@ -1302,6 +1391,9 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
             return -ENODEV;
         }
         bdrv_ref(bs);
+        if (child_role) {
+            bdrv_attach_child(parent, bs, child_role);
+        }
         *pbs = bs;
         return 0;
     }
@@ -1317,7 +1409,12 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
         options = qdict_new();
     }
 
-    ret = bdrv_fill_options(&options, &filename, flags, drv, &local_err);
+    if (child_role) {
+        bs->inherits_from = parent;
+        flags = child_role->inherit_flags(parent->open_flags);
+    }
+
+    ret = bdrv_fill_options(&options, &filename, &flags, drv, &local_err);
     if (local_err) {
         goto fail;
     }
@@ -1336,12 +1433,8 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
     }
 
     assert(drvname || !(flags & BDRV_O_PROTOCOL));
-    if (drv && !drv->bdrv_file_open) {
-        /* If the user explicitly wants a format driver here, we'll need to add
-         * another layer for the protocol in bs->file */
-        flags &= ~BDRV_O_PROTOCOL;
-    }
 
+    bs->open_flags = flags;
     bs->options = options;
     options = qdict_clone_shallow(options);
 
@@ -1356,9 +1449,9 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
         }
 
         assert(file == NULL);
+        bs->open_flags = flags;
         ret = bdrv_open_image(&file, filename, options, "file",
-                              bdrv_inherited_flags(flags),
-                              true, &local_err);
+                              bs, &child_file, true, &local_err);
         if (ret < 0) {
             goto fail;
         }
@@ -1377,6 +1470,12 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
         goto fail;
     }
 
+    /* BDRV_O_PROTOCOL must be set iff a protocol BDS is about to be created */
+    assert(!!(flags & BDRV_O_PROTOCOL) == !!drv->bdrv_file_open);
+    /* file must be NULL if a protocol BDS is about to be created
+     * (the inverse results in an error message from bdrv_open_common()) */
+    assert(!(flags & BDRV_O_PROTOCOL) || !file);
+
     /* Open the image */
     ret = bdrv_open_common(bs, file, options, flags, drv, &local_err);
     if (ret < 0) {
@@ -1439,6 +1538,10 @@ int bdrv_open(BlockDriverState **pbs, const char *filename,
         goto close_and_fail;
     }
 
+    if (child_role) {
+        bdrv_attach_child(parent, bs, child_role);
+    }
+
     QDECREF(options);
     *pbs = bs;
     return 0;
@@ -1475,6 +1578,14 @@ close_and_fail:
     return ret;
 }
 
+int bdrv_open(BlockDriverState **pbs, const char *filename,
+              const char *reference, QDict *options, int flags,
+              BlockDriver *drv, Error **errp)
+{
+    return bdrv_open_inherit(pbs, filename, reference, options, flags, NULL,
+                             NULL, drv, errp);
+}
+
 typedef struct BlockReopenQueueEntry {
      bool prepared;
      BDRVReopenState state;
@@ -1505,6 +1616,8 @@ BlockReopenQueue *bdrv_reopen_queue(BlockReopenQueue *bs_queue,
     assert(bs != NULL);
 
     BlockReopenQueueEntry *bs_entry;
+    BdrvChild *child;
+
     if (bs_queue == NULL) {
         bs_queue = g_new0(BlockReopenQueue, 1);
         QSIMPLEQ_INIT(bs_queue);
@@ -1513,8 +1626,15 @@ BlockReopenQueue *bdrv_reopen_queue(BlockReopenQueue *bs_queue,
     /* bdrv_open() masks this flag out */
     flags &= ~BDRV_O_PROTOCOL;
 
-    if (bs->file) {
-        bdrv_reopen_queue(bs_queue, bs->file, bdrv_inherited_flags(flags));
+    QLIST_FOREACH(child, &bs->children, next) {
+        int child_flags;
+
+        if (child->bs->inherits_from != bs) {
+            continue;
+        }
+
+        child_flags = child->role->inherit_flags(flags);
+        bdrv_reopen_queue(bs_queue, child->bs, child_flags);
     }
 
     bs_entry = g_new0(BlockReopenQueueEntry, 1);
@@ -1725,6 +1845,16 @@ void bdrv_close(BlockDriverState *bs)
     notifier_list_notify(&bs->close_notifiers, bs);
 
     if (bs->drv) {
+        BdrvChild *child, *next;
+
+        QLIST_FOREACH_SAFE(child, &bs->children, next, next) {
+            if (child->bs->inherits_from == bs) {
+                child->bs->inherits_from = NULL;
+            }
+            QLIST_REMOVE(child, next);
+            g_free(child);
+        }
+
         if (bs->backing_hd) {
             BlockDriverState *backing_hd = bs->backing_hd;
             bdrv_set_backing_hd(bs, NULL);
@@ -1822,12 +1952,18 @@ static void bdrv_move_feature_fields(BlockDriverState *bs_dest,
     bs_dest->enable_write_cache = bs_src->enable_write_cache;
 
     /* i/o throttled req */
-    memcpy(&bs_dest->throttle_state,
-           &bs_src->throttle_state,
-           sizeof(ThrottleState));
+    bs_dest->throttle_state     = bs_src->throttle_state,
+    bs_dest->io_limits_enabled  = bs_src->io_limits_enabled;
+    bs_dest->pending_reqs[0]    = bs_src->pending_reqs[0];
+    bs_dest->pending_reqs[1]    = bs_src->pending_reqs[1];
     bs_dest->throttled_reqs[0]  = bs_src->throttled_reqs[0];
     bs_dest->throttled_reqs[1]  = bs_src->throttled_reqs[1];
-    bs_dest->io_limits_enabled  = bs_src->io_limits_enabled;
+    memcpy(&bs_dest->round_robin,
+           &bs_src->round_robin,
+           sizeof(bs_dest->round_robin));
+    memcpy(&bs_dest->throttle_timers,
+           &bs_src->throttle_timers,
+           sizeof(ThrottleTimers));
 
     /* r/w error */
     bs_dest->on_read_error      = bs_src->on_read_error;
@@ -1869,6 +2005,10 @@ static void bdrv_move_feature_fields(BlockDriverState *bs_dest,
 void bdrv_swap(BlockDriverState *bs_new, BlockDriverState *bs_old)
 {
     BlockDriverState tmp;
+    BdrvChild *child;
+
+    bdrv_drain(bs_new);
+    bdrv_drain(bs_old);
 
     /* The code needs to swap the node_name but simply swapping node_list won't
      * work so first remove the nodes from the graph list, do the swap then
@@ -1881,12 +2021,21 @@ void bdrv_swap(BlockDriverState *bs_new, BlockDriverState *bs_old)
         QTAILQ_REMOVE(&graph_bdrv_states, bs_old, node_list);
     }
 
+    /* If the BlockDriverState is part of a throttling group acquire
+     * its lock since we're going to mess with the protected fields.
+     * Otherwise there's no need to worry since no one else can touch
+     * them. */
+    if (bs_old->throttle_state) {
+        throttle_group_lock(bs_old);
+    }
+
     /* bs_new must be unattached and shouldn't have anything fancy enabled */
     assert(!bs_new->blk);
     assert(QLIST_EMPTY(&bs_new->dirty_bitmaps));
     assert(bs_new->job == NULL);
     assert(bs_new->io_limits_enabled == false);
-    assert(!throttle_have_timer(&bs_new->throttle_state));
+    assert(bs_new->throttle_state == NULL);
+    assert(!throttle_timers_are_initialized(&bs_new->throttle_timers));
 
     tmp = *bs_new;
     *bs_new = *bs_old;
@@ -1903,7 +2052,13 @@ void bdrv_swap(BlockDriverState *bs_new, BlockDriverState *bs_old)
     /* Check a few fields that should remain attached to the device */
     assert(bs_new->job == NULL);
     assert(bs_new->io_limits_enabled == false);
-    assert(!throttle_have_timer(&bs_new->throttle_state));
+    assert(bs_new->throttle_state == NULL);
+    assert(!throttle_timers_are_initialized(&bs_new->throttle_timers));
+
+    /* Release the ThrottleGroup lock */
+    if (bs_old->throttle_state) {
+        throttle_group_unlock(bs_old);
+    }
 
     /* insert the nodes back into the graph node list if needed */
     if (bs_new->node_name[0] != '\0') {
@@ -1913,6 +2068,30 @@ void bdrv_swap(BlockDriverState *bs_new, BlockDriverState *bs_old)
         QTAILQ_INSERT_TAIL(&graph_bdrv_states, bs_old, node_list);
     }
 
+    /*
+     * Update lh_first.le_prev for non-empty lists.
+     *
+     * The head of the op blocker list doesn't change because it is moved back
+     * in bdrv_move_feature_fields().
+     */
+    assert(QLIST_EMPTY(&bs_old->tracked_requests));
+    assert(QLIST_EMPTY(&bs_new->tracked_requests));
+
+    QLIST_FIX_HEAD_PTR(&bs_new->children, next);
+    QLIST_FIX_HEAD_PTR(&bs_old->children, next);
+
+    /* Update references in bs->opaque and children */
+    QLIST_FOREACH(child, &bs_old->children, next) {
+        if (child->bs->inherits_from == bs_new) {
+            child->bs->inherits_from = bs_old;
+        }
+    }
+    QLIST_FOREACH(child, &bs_new->children, next) {
+        if (child->bs->inherits_from == bs_old) {
+            child->bs->inherits_from = bs_new;
+        }
+    }
+
     bdrv_rebind(bs_new);
     bdrv_rebind(bs_old);
 }
@@ -1935,6 +2114,7 @@ void bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top)
     /* The contents of 'tmp' will become bs_top, as we are
      * swapping bs_new and bs_top contents. */
     bdrv_set_backing_hd(bs_top, bs_new);
+    bdrv_attach_child(bs_top, bs_new, &child_backing);
 }
 
 static void bdrv_delete(BlockDriverState *bs)
@@ -3220,10 +3400,9 @@ static void bdrv_dirty_bitmap_truncate(BlockDriverState *bs)
     uint64_t size = bdrv_nb_sectors(bs);
 
     QLIST_FOREACH(bitmap, &bs->dirty_bitmaps, list) {
-        if (bdrv_dirty_bitmap_frozen(bitmap)) {
-            continue;
-        }
+        assert(!bdrv_dirty_bitmap_frozen(bitmap));
         hbitmap_truncate(bitmap->bitmap, size);
+        bitmap->size = size;
     }
 }
 
@@ -3691,7 +3870,7 @@ void bdrv_detach_aio_context(BlockDriverState *bs)
     }
 
     if (bs->io_limits_enabled) {
-        throttle_detach_aio_context(&bs->throttle_state);
+        throttle_timers_detach_aio_context(&bs->throttle_timers);
     }
     if (bs->drv->bdrv_detach_aio_context) {
         bs->drv->bdrv_detach_aio_context(bs);
@@ -3727,7 +3906,7 @@ void bdrv_attach_aio_context(BlockDriverState *bs,
         bs->drv->bdrv_attach_aio_context(bs, new_context);
     }
     if (bs->io_limits_enabled) {
-        throttle_attach_aio_context(&bs->throttle_state, new_context);
+        throttle_timers_attach_aio_context(&bs->throttle_timers, new_context);
     }
 
     QLIST_FOREACH(ban, &bs->aio_notifiers, list) {

block/Makefile.objs

@@ -10,6 +10,7 @@ block-obj-$(CONFIG_WIN32) += raw-win32.o win32-aio.o
 block-obj-$(CONFIG_POSIX) += raw-posix.o
 block-obj-$(CONFIG_LINUX_AIO) += linux-aio.o
 block-obj-y += null.o mirror.o io.o
+block-obj-y += throttle-groups.o
 
 block-obj-y += nbd.o nbd-client.o sheepdog.o
 block-obj-$(CONFIG_LIBISCSI) += iscsi.o

block/blkdebug.c

@@ -429,7 +429,7 @@ static int blkdebug_open(BlockDriverState *bs, QDict *options, int flags,
     /* Open the backing file */
     assert(bs->file == NULL);
     ret = bdrv_open_image(&bs->file, qemu_opt_get(opts, "x-image"), options, "image",
-                          flags | BDRV_O_PROTOCOL, false, &local_err);
+                          bs, &child_file, false, &local_err);
     if (ret < 0) {
         error_propagate(errp, local_err);
         goto out;

block/blkverify.c

@@ -125,7 +125,7 @@ static int blkverify_open(BlockDriverState *bs, QDict *options, int flags,
     /* Open the raw file */
     assert(bs->file == NULL);
     ret = bdrv_open_image(&bs->file, qemu_opt_get(opts, "x-raw"), options,
-                          "raw", flags | BDRV_O_PROTOCOL, false, &local_err);
+                          "raw", bs, &child_file, false, &local_err);
     if (ret < 0) {
         error_propagate(errp, local_err);
         goto fail;
@@ -134,7 +134,7 @@ static int blkverify_open(BlockDriverState *bs, QDict *options, int flags,
     /* Open the test file */
     assert(s->test_file == NULL);
     ret = bdrv_open_image(&s->test_file, qemu_opt_get(opts, "x-image"), options,
-                          "test", flags, false, &local_err);
+                          "test", bs, &child_format, false, &local_err);
     if (ret < 0) {
         error_propagate(errp, local_err);
         s->test_file = NULL;

block/io.c

@@ -23,9 +23,9 @@
  */
 
 #include "trace.h"
-#include "sysemu/qtest.h"
 #include "block/blockjob.h"
 #include "block/block_int.h"
+#include "block/throttle-groups.h"
 
 #define NOT_DONE 0x7fffffff /* used while emulated sync operation in progress */
 
@@ -65,7 +65,7 @@ void bdrv_set_io_limits(BlockDriverState *bs,
 {
     int i;
 
-    throttle_config(&bs->throttle_state, cfg);
+    throttle_group_config(bs, cfg);
 
     for (i = 0; i < 2; i++) {
         qemu_co_enter_next(&bs->throttled_reqs[i]);
@@ -95,72 +95,33 @@ static bool bdrv_start_throttled_reqs(BlockDriverState *bs)
 void bdrv_io_limits_disable(BlockDriverState *bs)
 {
     bs->io_limits_enabled = false;
-
     bdrv_start_throttled_reqs(bs);
-
-    throttle_destroy(&bs->throttle_state);
-}
-
-static void bdrv_throttle_read_timer_cb(void *opaque)
-{
-    BlockDriverState *bs = opaque;
-    qemu_co_enter_next(&bs->throttled_reqs[0]);
-}
-
-static void bdrv_throttle_write_timer_cb(void *opaque)
-{
-    BlockDriverState *bs = opaque;
-    qemu_co_enter_next(&bs->throttled_reqs[1]);
+    throttle_group_unregister_bs(bs);
 }
 
 /* should be called before bdrv_set_io_limits if a limit is set */
-void bdrv_io_limits_enable(BlockDriverState *bs)
+void bdrv_io_limits_enable(BlockDriverState *bs, const char *group)
 {
-    int clock_type = QEMU_CLOCK_REALTIME;
-
-    if (qtest_enabled()) {
-        /* For testing block IO throttling only */
-        clock_type = QEMU_CLOCK_VIRTUAL;
-    }
     assert(!bs->io_limits_enabled);
-    throttle_init(&bs->throttle_state,
-                  bdrv_get_aio_context(bs),
-                  clock_type,
-                  bdrv_throttle_read_timer_cb,
-                  bdrv_throttle_write_timer_cb,
-                  bs);
+    throttle_group_register_bs(bs, group);
     bs->io_limits_enabled = true;
 }
 
-/* This function makes an IO wait if needed
- *
- * @nb_sectors: the number of sectors of the IO
- * @is_write:   is the IO a write
- */
-static void bdrv_io_limits_intercept(BlockDriverState *bs,
-                                     unsigned int bytes,
-                                     bool is_write)
+void bdrv_io_limits_update_group(BlockDriverState *bs, const char *group)
 {
-    /* does this io must wait */
-    bool must_wait = throttle_schedule_timer(&bs->throttle_state, is_write);
-
-    /* if must wait or any request of this type throttled queue the IO */
-    if (must_wait ||
-        !qemu_co_queue_empty(&bs->throttled_reqs[is_write])) {
-        qemu_co_queue_wait(&bs->throttled_reqs[is_write]);
-    }
-
-    /* the IO will be executed, do the accounting */
-    throttle_account(&bs->throttle_state, is_write, bytes);
-
-
-    /* if the next request must wait -> do nothing */
-    if (throttle_schedule_timer(&bs->throttle_state, is_write)) {
+    /* this bs is not part of any group */
+    if (!bs->throttle_state) {
         return;
     }
 
-    /* else queue next request for execution */
-    qemu_co_queue_next(&bs->throttled_reqs[is_write]);
+    /* this bs is a part of the same group than the one we want */
+    if (!g_strcmp0(throttle_group_get_name(bs), group)) {
+        return;
+    }
+
+    /* need to change the group this bs belong to */
+    bdrv_io_limits_disable(bs);
+    bdrv_io_limits_enable(bs, group);
 }
 
 void bdrv_setup_io_funcs(BlockDriver *bdrv)
@@ -967,7 +928,7 @@ static int coroutine_fn bdrv_co_do_preadv(BlockDriverState *bs,
 
     /* throttling disk I/O */
     if (bs->io_limits_enabled) {
-        bdrv_io_limits_intercept(bs, bytes, false);
+        throttle_group_co_io_limits_intercept(bs, bytes, false);
     }
 
     /* Align read if necessary by padding qiov */
@@ -1297,7 +1258,7 @@ static int coroutine_fn bdrv_co_do_pwritev(BlockDriverState *bs,
 
     /* throttling disk I/O */
     if (bs->io_limits_enabled) {
-        bdrv_io_limits_intercept(bs, bytes, true);
+        throttle_group_co_io_limits_intercept(bs, bytes, true);
     }
 
     /*

block/qapi.c

@@ -24,6 +24,7 @@
 
 #include "block/qapi.h"
 #include "block/block_int.h"
+#include "block/throttle-groups.h"
 #include "block/write-threshold.h"
 #include "qmp-commands.h"
 #include "qapi-visit.h"
@@ -65,7 +66,9 @@ BlockDeviceInfo *bdrv_block_device_info(BlockDriverState *bs, Error **errp)
 
     if (bs->io_limits_enabled) {
         ThrottleConfig cfg;
-        throttle_get_config(&bs->throttle_state, &cfg);
+
+        throttle_group_get_config(bs, &cfg);
+
         info->bps     = cfg.buckets[THROTTLE_BPS_TOTAL].avg;
         info->bps_rd  = cfg.buckets[THROTTLE_BPS_READ].avg;
         info->bps_wr  = cfg.buckets[THROTTLE_BPS_WRITE].avg;
@@ -90,6 +93,9 @@ BlockDeviceInfo *bdrv_block_device_info(BlockDriverState *bs, Error **errp)
 
         info->has_iops_size = cfg.op_size;
         info->iops_size = cfg.op_size;
+
+        info->has_group = true;
+        info->group = g_strdup(throttle_group_get_name(bs));
     }
 
     info->write_threshold = bdrv_write_threshold_get(bs);

block/qcow2.c

@@ -483,9 +483,11 @@ static const char *overlap_bool_option_names[QCOW2_OL_MAX_BITNR] = {
     [QCOW2_OL_INACTIVE_L2_BITNR]    = QCOW2_OPT_OVERLAP_INACTIVE_L2,
 };
 
-static void read_cache_sizes(QemuOpts *opts, uint64_t *l2_cache_size,
+static void read_cache_sizes(BlockDriverState *bs, QemuOpts *opts,
+                             uint64_t *l2_cache_size,
                              uint64_t *refcount_cache_size, Error **errp)
 {
+    BDRVQcowState *s = bs->opaque;
     uint64_t combined_cache_size;
     bool l2_cache_size_set, refcount_cache_size_set, combined_cache_size_set;
 
@@ -525,7 +527,9 @@ static void read_cache_sizes(QemuOpts *opts, uint64_t *l2_cache_size,
         }
     } else {
         if (!l2_cache_size_set && !refcount_cache_size_set) {
-            *l2_cache_size = DEFAULT_L2_CACHE_BYTE_SIZE;
+            *l2_cache_size = MAX(DEFAULT_L2_CACHE_BYTE_SIZE,
+                                 (uint64_t)DEFAULT_L2_CACHE_CLUSTERS
+                                 * s->cluster_size);
             *refcount_cache_size = *l2_cache_size
                                  / DEFAULT_L2_REFCOUNT_SIZE_RATIO;
         } else if (!l2_cache_size_set) {
@@ -803,7 +807,8 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
         goto fail;
     }
 
-    read_cache_sizes(opts, &l2_cache_size, &refcount_cache_size, &local_err);
+    read_cache_sizes(bs, opts, &l2_cache_size, &refcount_cache_size,
+                     &local_err);
     if (local_err) {
         error_propagate(errp, local_err);
         ret = -EINVAL;

block/qcow2.h

@@ -62,11 +62,14 @@
 #define MIN_CLUSTER_BITS 9
 #define MAX_CLUSTER_BITS 21
 
-#define MIN_L2_CACHE_SIZE 1 /* cluster */
+/* Must be at least 2 to cover COW */
+#define MIN_L2_CACHE_SIZE 2 /* clusters */
 
 /* Must be at least 4 to cover all cases of refcount table growth */
 #define MIN_REFCOUNT_CACHE_SIZE 4 /* clusters */
 
+/* Whichever is more */
+#define DEFAULT_L2_CACHE_CLUSTERS 8 /* clusters */
 #define DEFAULT_L2_CACHE_BYTE_SIZE 1048576 /* bytes */
 
 /* The refblock cache needs only a fourth of the L2 cache size to cover as many

block/quorum.c

@@ -866,25 +866,18 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags,
     Error *local_err = NULL;
     QemuOpts *opts = NULL;
     bool *opened;
-    QDict *sub = NULL;
-    QList *list = NULL;
-    const QListEntry *lentry;
     int i;
     int ret = 0;
 
     qdict_flatten(options);
-    qdict_extract_subqdict(options, &sub, "children.");
-    qdict_array_split(sub, &list);
 
-    if (qdict_size(sub)) {
-        error_setg(&local_err, "Invalid option children.%s",
-                   qdict_first(sub)->key);
+    /* count how many different children are present */
+    s->num_children = qdict_array_entries(options, "children.");
+    if (s->num_children < 0) {
+        error_setg(&local_err, "Option children is not a valid array");
         ret = -EINVAL;
         goto exit;
     }
-
-    /* count how many different children are present */
-    s->num_children = qlist_size(list);
     if (s->num_children < 2) {
         error_setg(&local_err,
                    "Number of provided children must be greater than 1");
@@ -937,37 +930,17 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags,
     s->bs = g_new0(BlockDriverState *, s->num_children);
     opened = g_new0(bool, s->num_children);
 
-    for (i = 0, lentry = qlist_first(list); lentry;
-         lentry = qlist_next(lentry), i++) {
-        QDict *d;
-        QString *string;
-
-        switch (qobject_type(lentry->value))
-        {
-            /* List of options */
-            case QTYPE_QDICT:
-                d = qobject_to_qdict(lentry->value);
-                QINCREF(d);
-                ret = bdrv_open(&s->bs[i], NULL, NULL, d, flags, NULL,
-                                &local_err);
-                break;
-
-            /* QMP reference */
-            case QTYPE_QSTRING:
-                string = qobject_to_qstring(lentry->value);
-                ret = bdrv_open(&s->bs[i], NULL, qstring_get_str(string), NULL,
-                                flags, NULL, &local_err);
-                break;
-
-            default:
-                error_setg(&local_err, "Specification of child block device %i "
-                           "is invalid", i);
-                ret = -EINVAL;
-        }
+    for (i = 0; i < s->num_children; i++) {
+        char indexstr[32];
+        ret = snprintf(indexstr, 32, "children.%d", i);
+        assert(ret < 32);
 
+        ret = bdrv_open_image(&s->bs[i], NULL, options, indexstr, bs,
+                              &child_format, false, &local_err);
         if (ret < 0) {
             goto close_exit;
         }
+
         opened[i] = true;
     }
 
@@ -990,8 +963,6 @@ exit:
     if (local_err) {
         error_propagate(errp, local_err);
     }
-    QDECREF(list);
-    QDECREF(sub);
     return ret;
 }
 

block/raw-posix.c

@@ -1848,8 +1848,9 @@ static int64_t coroutine_fn raw_co_get_block_status(BlockDriverState *bs,
         *pnum = nb_sectors;
         ret = BDRV_BLOCK_DATA;
     } else if (data == start) {
-        /* On a data extent, compute sectors to the end of the extent.  */
-        *pnum = MIN(nb_sectors, (hole - start) / BDRV_SECTOR_SIZE);
+        /* On a data extent, compute sectors to the end of the extent,
+         * possibly including a partial sector at EOF. */
+        *pnum = MIN(nb_sectors, DIV_ROUND_UP(hole - start, BDRV_SECTOR_SIZE));
         ret = BDRV_BLOCK_DATA;
     } else {
         /* On a hole, compute sectors to the beginning of the next extent.  */

block/throttle-groups.c

@@ -0,0 +1,496 @@
+/*
+ * QEMU block throttling group infrastructure
+ *
+ * Copyright (C) Nodalink, EURL. 2014
+ * Copyright (C) Igalia, S.L. 2015
+ *
+ * Authors:
+ *   Benoît Canet <benoit.canet@nodalink.com>
+ *   Alberto Garcia <berto@igalia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "block/throttle-groups.h"
+#include "qemu/queue.h"
+#include "qemu/thread.h"
+#include "sysemu/qtest.h"
+
+/* The ThrottleGroup structure (with its ThrottleState) is shared
+ * among different BlockDriverState and it's independent from
+ * AioContext, so in order to use it from different threads it needs
+ * its own locking.
+ *
+ * This locking is however handled internally in this file, so it's
+ * mostly transparent to outside users (but see the documentation in
+ * throttle_groups_lock()).
+ *
+ * The whole ThrottleGroup structure is private and invisible to
+ * outside users, that only use it through its ThrottleState.
+ *
+ * In addition to the ThrottleGroup structure, BlockDriverState has
+ * fields that need to be accessed by other members of the group and
+ * therefore also need to be protected by this lock. Once a BDS is
+ * registered in a group those fields can be accessed by other threads
+ * any time.
+ *
+ * Again, all this is handled internally and is mostly transparent to
+ * the outside. The 'throttle_timers' field however has an additional
+ * constraint because it may be temporarily invalid (see for example
+ * bdrv_set_aio_context()). Therefore in this file a thread will
+ * access some other BDS's timers only after verifying that that BDS
+ * has throttled requests in the queue.
+ */
+typedef struct ThrottleGroup {
+    char *name; /* This is constant during the lifetime of the group */
+
+    QemuMutex lock; /* This lock protects the following four fields */
+    ThrottleState ts;
+    QLIST_HEAD(, BlockDriverState) head;
+    BlockDriverState *tokens[2];
+    bool any_timer_armed[2];
+
+    /* These two are protected by the global throttle_groups_lock */
+    unsigned refcount;
+    QTAILQ_ENTRY(ThrottleGroup) list;
+} ThrottleGroup;
+
+static QemuMutex throttle_groups_lock;
+static QTAILQ_HEAD(, ThrottleGroup) throttle_groups =
+    QTAILQ_HEAD_INITIALIZER(throttle_groups);
+
+/* Increments the reference count of a ThrottleGroup given its name.
+ *
+ * If no ThrottleGroup is found with the given name a new one is
+ * created.
+ *
+ * @name: the name of the ThrottleGroup
+ * @ret:  the ThrottleGroup
+ */
+static ThrottleGroup *throttle_group_incref(const char *name)
+{
+    ThrottleGroup *tg = NULL;
+    ThrottleGroup *iter;
+
+    qemu_mutex_lock(&throttle_groups_lock);
+
+    /* Look for an existing group with that name */
+    QTAILQ_FOREACH(iter, &throttle_groups, list) {
+        if (!strcmp(name, iter->name)) {
+            tg = iter;
+            break;
+        }
+    }
+
+    /* Create a new one if not found */
+    if (!tg) {
+        tg = g_new0(ThrottleGroup, 1);
+        tg->name = g_strdup(name);
+        qemu_mutex_init(&tg->lock);
+        throttle_init(&tg->ts);
+        QLIST_INIT(&tg->head);
+
+        QTAILQ_INSERT_TAIL(&throttle_groups, tg, list);
+    }
+
+    tg->refcount++;
+
+    qemu_mutex_unlock(&throttle_groups_lock);
+
+    return tg;
+}
+
+/* Decrease the reference count of a ThrottleGroup.
+ *
+ * When the reference count reaches zero the ThrottleGroup is
+ * destroyed.
+ *
+ * @tg:  The ThrottleGroup to unref
+ */
+static void throttle_group_unref(ThrottleGroup *tg)
+{
+    qemu_mutex_lock(&throttle_groups_lock);
+    if (--tg->refcount == 0) {
+        QTAILQ_REMOVE(&throttle_groups, tg, list);
+        qemu_mutex_destroy(&tg->lock);
+        g_free(tg->name);
+        g_free(tg);
+    }
+    qemu_mutex_unlock(&throttle_groups_lock);
+}
+
+/* Get the name from a BlockDriverState's ThrottleGroup. The name (and
+ * the pointer) is guaranteed to remain constant during the lifetime
+ * of the group.
+ *
+ * @bs:   a BlockDriverState that is member of a throttling group
+ * @ret:  the name of the group.
+ */
+const char *throttle_group_get_name(BlockDriverState *bs)
+{
+    ThrottleGroup *tg = container_of(bs->throttle_state, ThrottleGroup, ts);
+    return tg->name;
+}
+
+/* Return the next BlockDriverState in the round-robin sequence,
+ * simulating a circular list.
+ *
+ * This assumes that tg->lock is held.
+ *
+ * @bs:  the current BlockDriverState
+ * @ret: the next BlockDriverState in the sequence
+ */
+static BlockDriverState *throttle_group_next_bs(BlockDriverState *bs)
+{
+    ThrottleState *ts = bs->throttle_state;
+    ThrottleGroup *tg = container_of(ts, ThrottleGroup, ts);
+    BlockDriverState *next = QLIST_NEXT(bs, round_robin);
+
+    if (!next) {
+        return QLIST_FIRST(&tg->head);
+    }
+
+    return next;
+}
+
+/* Return the next BlockDriverState in the round-robin sequence with
+ * pending I/O requests.
+ *
+ * This assumes that tg->lock is held.
+ *
+ * @bs:        the current BlockDriverState
+ * @is_write:  the type of operation (read/write)
+ * @ret:       the next BlockDriverState with pending requests, or bs
+ *             if there is none.
+ */
+static BlockDriverState *next_throttle_token(BlockDriverState *bs,
+                                             bool is_write)
+{
+    ThrottleGroup *tg = container_of(bs->throttle_state, ThrottleGroup, ts);
+    BlockDriverState *token, *start;
+
+    start = token = tg->tokens[is_write];
+
+    /* get next bs round in round robin style */
+    token = throttle_group_next_bs(token);
+    while (token != start && !token->pending_reqs[is_write]) {
+        token = throttle_group_next_bs(token);
+    }
+
+    /* If no IO are queued for scheduling on the next round robin token
+     * then decide the token is the current bs because chances are
+     * the current bs get the current request queued.
+     */
+    if (token == start && !token->pending_reqs[is_write]) {
+        token = bs;
+    }
+
+    return token;
+}
+
+/* Check if the next I/O request for a BlockDriverState needs to be
+ * throttled or not. If there's no timer set in this group, set one
+ * and update the token accordingly.
+ *
+ * This assumes that tg->lock is held.
+ *
+ * @bs:         the current BlockDriverState
+ * @is_write:   the type of operation (read/write)
+ * @ret:        whether the I/O request needs to be throttled or not
+ */
+static bool throttle_group_schedule_timer(BlockDriverState *bs,
+                                          bool is_write)
+{
+    ThrottleState *ts = bs->throttle_state;
+    ThrottleTimers *tt = &bs->throttle_timers;
+    ThrottleGroup *tg = container_of(ts, ThrottleGroup, ts);
+    bool must_wait;
+
+    /* Check if any of the timers in this group is already armed */
+    if (tg->any_timer_armed[is_write]) {
+        return true;
+    }
+
+    must_wait = throttle_schedule_timer(ts, tt, is_write);
+
+    /* If a timer just got armed, set bs as the current token */
+    if (must_wait) {
+        tg->tokens[is_write] = bs;
+        tg->any_timer_armed[is_write] = true;
+    }
+
+    return must_wait;
+}
+
+/* Look for the next pending I/O request and schedule it.
+ *
+ * This assumes that tg->lock is held.
+ *
+ * @bs:        the current BlockDriverState
+ * @is_write:  the type of operation (read/write)
+ */
+static void schedule_next_request(BlockDriverState *bs, bool is_write)
+{
+    ThrottleGroup *tg = container_of(bs->throttle_state, ThrottleGroup, ts);
+    bool must_wait;
+    BlockDriverState *token;
+
+    /* Check if there's any pending request to schedule next */
+    token = next_throttle_token(bs, is_write);
+    if (!token->pending_reqs[is_write]) {
+        return;
+    }
+
+    /* Set a timer for the request if it needs to be throttled */
+    must_wait = throttle_group_schedule_timer(token, is_write);
+
+    /* If it doesn't have to wait, queue it for immediate execution */
+    if (!must_wait) {
+        /* Give preference to requests from the current bs */
+        if (qemu_in_coroutine() &&
+            qemu_co_queue_next(&bs->throttled_reqs[is_write])) {
+            token = bs;
+        } else {
+            ThrottleTimers *tt = &token->throttle_timers;
+            int64_t now = qemu_clock_get_ns(tt->clock_type);
+            timer_mod(tt->timers[is_write], now + 1);
+            tg->any_timer_armed[is_write] = true;
+        }
+        tg->tokens[is_write] = token;
+    }
+}
+
+/* Check if an I/O request needs to be throttled, wait and set a timer
+ * if necessary, and schedule the next request using a round robin
+ * algorithm.
+ *
+ * @bs:        the current BlockDriverState
+ * @bytes:     the number of bytes for this I/O
+ * @is_write:  the type of operation (read/write)
+ */
+void coroutine_fn throttle_group_co_io_limits_intercept(BlockDriverState *bs,
+                                                        unsigned int bytes,
+                                                        bool is_write)
+{
+    bool must_wait;
+    BlockDriverState *token;
+
+    ThrottleGroup *tg = container_of(bs->throttle_state, ThrottleGroup, ts);
+    qemu_mutex_lock(&tg->lock);
+
+    /* First we check if this I/O has to be throttled. */
+    token = next_throttle_token(bs, is_write);
+    must_wait = throttle_group_schedule_timer(token, is_write);
+
+    /* Wait if there's a timer set or queued requests of this type */
+    if (must_wait || bs->pending_reqs[is_write]) {
+        bs->pending_reqs[is_write]++;
+        qemu_mutex_unlock(&tg->lock);
+        qemu_co_queue_wait(&bs->throttled_reqs[is_write]);
+        qemu_mutex_lock(&tg->lock);
+        bs->pending_reqs[is_write]--;
+    }
+
+    /* The I/O will be executed, so do the accounting */
+    throttle_account(bs->throttle_state, is_write, bytes);
+
+    /* Schedule the next request */
+    schedule_next_request(bs, is_write);
+
+    qemu_mutex_unlock(&tg->lock);
+}
+
+/* Update the throttle configuration for a particular group. Similar
+ * to throttle_config(), but guarantees atomicity within the
+ * throttling group.
+ *
+ * @bs:  a BlockDriverState that is member of the group
+ * @cfg: the configuration to set
+ */
+void throttle_group_config(BlockDriverState *bs, ThrottleConfig *cfg)
+{
+    ThrottleTimers *tt = &bs->throttle_timers;
+    ThrottleState *ts = bs->throttle_state;
+    ThrottleGroup *tg = container_of(ts, ThrottleGroup, ts);
+    qemu_mutex_lock(&tg->lock);
+    throttle_config(ts, tt, cfg);
+    /* throttle_config() cancels the timers */
+    tg->any_timer_armed[0] = tg->any_timer_armed[1] = false;
+    qemu_mutex_unlock(&tg->lock);
+}
+
+/* Get the throttle configuration from a particular group. Similar to
+ * throttle_get_config(), but guarantees atomicity within the
+ * throttling group.
+ *
+ * @bs:  a BlockDriverState that is member of the group
+ * @cfg: the configuration will be written here
+ */
+void throttle_group_get_config(BlockDriverState *bs, ThrottleConfig *cfg)
+{
+    ThrottleState *ts = bs->throttle_state;
+    ThrottleGroup *tg = container_of(ts, ThrottleGroup, ts);
+    qemu_mutex_lock(&tg->lock);
+    throttle_get_config(ts, cfg);
+    qemu_mutex_unlock(&tg->lock);
+}
+
+/* ThrottleTimers callback. This wakes up a request that was waiting
+ * because it had been throttled.
+ *
+ * @bs:        the BlockDriverState whose request had been throttled
+ * @is_write:  the type of operation (read/write)
+ */
+static void timer_cb(BlockDriverState *bs, bool is_write)
+{
+    ThrottleState *ts = bs->throttle_state;
+    ThrottleGroup *tg = container_of(ts, ThrottleGroup, ts);
+    bool empty_queue;
+
+    /* The timer has just been fired, so we can update the flag */
+    qemu_mutex_lock(&tg->lock);
+    tg->any_timer_armed[is_write] = false;
+    qemu_mutex_unlock(&tg->lock);
+
+    /* Run the request that was waiting for this timer */
+    empty_queue = !qemu_co_enter_next(&bs->throttled_reqs[is_write]);
+
+    /* If the request queue was empty then we have to take care of
+     * scheduling the next one */
+    if (empty_queue) {
+        qemu_mutex_lock(&tg->lock);
+        schedule_next_request(bs, is_write);
+        qemu_mutex_unlock(&tg->lock);
+    }
+}
+
+static void read_timer_cb(void *opaque)
+{
+    timer_cb(opaque, false);
+}
+
+static void write_timer_cb(void *opaque)
+{
+    timer_cb(opaque, true);
+}
+
+/* Register a BlockDriverState in the throttling group, also
+ * initializing its timers and updating its throttle_state pointer to
+ * point to it. If a throttling group with that name does not exist
+ * yet, it will be created.
+ *
+ * @bs:        the BlockDriverState to insert
+ * @groupname: the name of the group
+ */
+void throttle_group_register_bs(BlockDriverState *bs, const char *groupname)
+{
+    int i;
+    ThrottleGroup *tg = throttle_group_incref(groupname);
+    int clock_type = QEMU_CLOCK_REALTIME;
+
+    if (qtest_enabled()) {
+        /* For testing block IO throttling only */
+        clock_type = QEMU_CLOCK_VIRTUAL;
+    }
+
+    bs->throttle_state = &tg->ts;
+
+    qemu_mutex_lock(&tg->lock);
+    /* If the ThrottleGroup is new set this BlockDriverState as the token */
+    for (i = 0; i < 2; i++) {
+        if (!tg->tokens[i]) {
+            tg->tokens[i] = bs;
+        }
+    }
+
+    QLIST_INSERT_HEAD(&tg->head, bs, round_robin);
+
+    throttle_timers_init(&bs->throttle_timers,
+                         bdrv_get_aio_context(bs),
+                         clock_type,
+                         read_timer_cb,
+                         write_timer_cb,
+                         bs);
+
+    qemu_mutex_unlock(&tg->lock);
+}
+
+/* Unregister a BlockDriverState from its group, removing it from the
+ * list, destroying the timers and setting the throttle_state pointer
+ * to NULL.
+ *
+ * The group will be destroyed if it's empty after this operation.
+ *
+ * @bs: the BlockDriverState to remove
+ */
+void throttle_group_unregister_bs(BlockDriverState *bs)
+{
+    ThrottleGroup *tg = container_of(bs->throttle_state, ThrottleGroup, ts);
+    int i;
+
+    qemu_mutex_lock(&tg->lock);
+    for (i = 0; i < 2; i++) {
+        if (tg->tokens[i] == bs) {
+            BlockDriverState *token = throttle_group_next_bs(bs);
+            /* Take care of the case where this is the last bs in the group */
+            if (token == bs) {
+                token = NULL;
+            }
+            tg->tokens[i] = token;
+        }
+    }
+
+    /* remove the current bs from the list */
+    QLIST_REMOVE(bs, round_robin);
+    throttle_timers_destroy(&bs->throttle_timers);
+    qemu_mutex_unlock(&tg->lock);
+
+    throttle_group_unref(tg);
+    bs->throttle_state = NULL;
+}
+
+/* Acquire the lock of this throttling group.
+ *
+ * You won't normally need to use this. None of the functions from the
+ * ThrottleGroup API require you to acquire the lock since all of them
+ * deal with it internally.
+ *
+ * This should only be used in exceptional cases when you want to
+ * access the protected fields of a BlockDriverState directly
+ * (e.g. bdrv_swap()).
+ *
+ * @bs: a BlockDriverState that is member of the group
+ */
+void throttle_group_lock(BlockDriverState *bs)
+{
+    ThrottleGroup *tg = container_of(bs->throttle_state, ThrottleGroup, ts);
+    qemu_mutex_lock(&tg->lock);
+}
+
+/* Release the lock of this throttling group.
+ *
+ * See the comments in throttle_group_lock().
+ */
+void throttle_group_unlock(BlockDriverState *bs)
+{
+    ThrottleGroup *tg = container_of(bs->throttle_state, ThrottleGroup, ts);
+    qemu_mutex_unlock(&tg->lock);
+}
+
+static void throttle_groups_init(void)
+{
+    qemu_mutex_init(&throttle_groups_lock);
+}
+
+block_init(throttle_groups_init);

block/vmdk.c

@@ -321,37 +321,13 @@ static int vmdk_is_cid_valid(BlockDriverState *bs)
     return 1;
 }
 
-/* Queue extents, if any, for reopen() */
+/* We have nothing to do for VMDK reopen, stubs just return success */
 static int vmdk_reopen_prepare(BDRVReopenState *state,
                                BlockReopenQueue *queue, Error **errp)
 {
-    BDRVVmdkState *s;
-    int ret = -1;
-    int i;
-    VmdkExtent *e;
-
     assert(state != NULL);
     assert(state->bs != NULL);
-
-    if (queue == NULL) {
-        error_setg(errp, "No reopen queue for VMDK extents");
-        goto exit;
-    }
-
-    s = state->bs->opaque;
-
-    assert(s != NULL);
-
-    for (i = 0; i < s->num_extents; i++) {
-        e = &s->extents[i];
-        if (e->file != state->bs->file) {
-            bdrv_reopen_queue(queue, e->file, state->flags);
-        }
-    }
-    ret = 0;
-
-exit:
-    return ret;
+    return 0;
 }
 
 static int vmdk_parent_open(BlockDriverState *bs)
@@ -543,7 +519,7 @@ static int vmdk_open_vmfs_sparse(BlockDriverState *bs,
 }
 
 static int vmdk_open_desc_file(BlockDriverState *bs, int flags, char *buf,
-                               Error **errp);
+                               QDict *options, Error **errp);
 
 static char *vmdk_read_desc(BlockDriverState *file, uint64_t desc_offset,
                             Error **errp)
@@ -582,7 +558,7 @@ static char *vmdk_read_desc(BlockDriverState *file, uint64_t desc_offset,
 
 static int vmdk_open_vmdk4(BlockDriverState *bs,
                            BlockDriverState *file,
-                           int flags, Error **errp)
+                           int flags, QDict *options, Error **errp)
 {
     int ret;
     uint32_t magic;
@@ -606,7 +582,7 @@ static int vmdk_open_vmdk4(BlockDriverState *bs,
             if (!buf) {
                 return -EINVAL;
             }
-            ret = vmdk_open_desc_file(bs, flags, buf, errp);
+            ret = vmdk_open_desc_file(bs, flags, buf, options, errp);
             g_free(buf);
             return ret;
         }
@@ -763,7 +739,7 @@ static int vmdk_parse_description(const char *desc, const char *opt_name,
 /* Open an extent file and append to bs array */
 static int vmdk_open_sparse(BlockDriverState *bs,
                             BlockDriverState *file, int flags,
-                            char *buf, Error **errp)
+                            char *buf, QDict *options, Error **errp)
 {
     uint32_t magic;
 
@@ -773,7 +749,7 @@ static int vmdk_open_sparse(BlockDriverState *bs,
             return vmdk_open_vmfs_sparse(bs, file, flags, errp);
             break;
         case VMDK4_MAGIC:
-            return vmdk_open_vmdk4(bs, file, flags, errp);
+            return vmdk_open_vmdk4(bs, file, flags, options, errp);
             break;
         default:
             error_setg(errp, "Image not in VMDK format");
@@ -783,7 +759,8 @@ static int vmdk_open_sparse(BlockDriverState *bs,
 }
 
 static int vmdk_parse_extents(const char *desc, BlockDriverState *bs,
-                              const char *desc_file_path, Error **errp)
+                              const char *desc_file_path, QDict *options,
+                              Error **errp)
 {
     int ret;
     int matches;
@@ -797,6 +774,7 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs,
     BlockDriverState *extent_file;
     BDRVVmdkState *s = bs->opaque;
     VmdkExtent *extent;
+    char extent_opt_prefix[32];
 
     while (*p) {
         /* parse extent line in one of below formats:
@@ -846,8 +824,12 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs,
         extent_path = g_malloc0(PATH_MAX);
         path_combine(extent_path, PATH_MAX, desc_file_path, fname);
         extent_file = NULL;
-        ret = bdrv_open(&extent_file, extent_path, NULL, NULL,
-                        bs->open_flags | BDRV_O_PROTOCOL, NULL, errp);
+
+        ret = snprintf(extent_opt_prefix, 32, "extents.%d", s->num_extents);
+        assert(ret < 32);
+
+        ret = bdrv_open_image(&extent_file, extent_path, options,
+                              extent_opt_prefix, bs, &child_file, false, errp);
         g_free(extent_path);
         if (ret) {
             return ret;
@@ -870,7 +852,8 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs,
             if (!buf) {
                 ret = -EINVAL;
             } else {
-                ret = vmdk_open_sparse(bs, extent_file, bs->open_flags, buf, errp);
+                ret = vmdk_open_sparse(bs, extent_file, bs->open_flags, buf,
+                                       options, errp);
             }
             g_free(buf);
             if (ret) {
@@ -898,7 +881,7 @@ next_line:
 }
 
 static int vmdk_open_desc_file(BlockDriverState *bs, int flags, char *buf,
-                               Error **errp)
+                               QDict *options, Error **errp)
 {
     int ret;
     char ct[128];
@@ -920,7 +903,7 @@ static int vmdk_open_desc_file(BlockDriverState *bs, int flags, char *buf,
     }
     s->create_type = g_strdup(ct);
     s->desc_offset = 0;
-    ret = vmdk_parse_extents(buf, bs, bs->file->exact_filename, errp);
+    ret = vmdk_parse_extents(buf, bs, bs->file->exact_filename, options, errp);
 exit:
     return ret;
 }
@@ -942,11 +925,11 @@ static int vmdk_open(BlockDriverState *bs, QDict *options, int flags,
     switch (magic) {
         case VMDK3_MAGIC:
         case VMDK4_MAGIC:
-            ret = vmdk_open_sparse(bs, bs->file, flags, buf, errp);
+            ret = vmdk_open_sparse(bs, bs->file, flags, buf, options, errp);
             s->desc_offset = 0x200;
             break;
         default:
-            ret = vmdk_open_desc_file(bs, flags, buf, errp);
+            ret = vmdk_open_desc_file(bs, flags, buf, options, errp);
             break;
     }
     if (ret) {
@@ -1248,6 +1231,17 @@ static VmdkExtent *find_extent(BDRVVmdkState *s,
     return NULL;
 }
 
+static inline uint64_t vmdk_find_index_in_cluster(VmdkExtent *extent,
+                                                  int64_t sector_num)
+{
+    uint64_t index_in_cluster, extent_begin_sector, extent_relative_sector_num;
+
+    extent_begin_sector = extent->end_sector - extent->sectors;
+    extent_relative_sector_num = sector_num - extent_begin_sector;
+    index_in_cluster = extent_relative_sector_num % extent->cluster_sectors;
+    return index_in_cluster;
+}
+
 static int64_t coroutine_fn vmdk_co_get_block_status(BlockDriverState *bs,
         int64_t sector_num, int nb_sectors, int *pnum)
 {
@@ -1285,7 +1279,7 @@ static int64_t coroutine_fn vmdk_co_get_block_status(BlockDriverState *bs,
         break;
     }
 
-    index_in_cluster = sector_num % extent->cluster_sectors;
+    index_in_cluster = vmdk_find_index_in_cluster(extent, sector_num);
     n = extent->cluster_sectors - index_in_cluster;
     if (n > nb_sectors) {
         n = nb_sectors;
@@ -1413,7 +1407,6 @@ static int vmdk_read(BlockDriverState *bs, int64_t sector_num,
     BDRVVmdkState *s = bs->opaque;
     int ret;
     uint64_t n, index_in_cluster;
-    uint64_t extent_begin_sector, extent_relative_sector_num;
     VmdkExtent *extent = NULL;
     uint64_t cluster_offset;
 
@@ -1425,9 +1418,7 @@ static int vmdk_read(BlockDriverState *bs, int64_t sector_num,
         ret = get_cluster_offset(bs, extent, NULL,
                                  sector_num << 9, false, &cluster_offset,
                                  0, 0);
-        extent_begin_sector = extent->end_sector - extent->sectors;
-        extent_relative_sector_num = sector_num - extent_begin_sector;
-        index_in_cluster = extent_relative_sector_num % extent->cluster_sectors;
+        index_in_cluster = vmdk_find_index_in_cluster(extent, sector_num);
         n = extent->cluster_sectors - index_in_cluster;
         if (n > nb_sectors) {
             n = nb_sectors;
@@ -1489,7 +1480,6 @@ static int vmdk_write(BlockDriverState *bs, int64_t sector_num,
     VmdkExtent *extent = NULL;
     int ret;
     int64_t index_in_cluster, n;
-    uint64_t extent_begin_sector, extent_relative_sector_num;
     uint64_t cluster_offset;
     VmdkMetaData m_data;
 
@@ -1505,9 +1495,7 @@ static int vmdk_write(BlockDriverState *bs, int64_t sector_num,
         if (!extent) {
             return -EIO;
         }
-        extent_begin_sector = extent->end_sector - extent->sectors;
-        extent_relative_sector_num = sector_num - extent_begin_sector;
-        index_in_cluster = extent_relative_sector_num % extent->cluster_sectors;
+        index_in_cluster = vmdk_find_index_in_cluster(extent, sector_num);
         n = extent->cluster_sectors - index_in_cluster;
         if (n > nb_sectors) {
             n = nb_sectors;

blockdev-nbd.c

@@ -43,7 +43,7 @@ void qmp_nbd_server_start(SocketAddress *addr, Error **errp)
 
     server_fd = socket_listen(addr, errp);
     if (server_fd != -1) {
-        qemu_set_fd_handler2(server_fd, NULL, nbd_accept, NULL, NULL);
+        qemu_set_fd_handler(server_fd, nbd_accept, NULL, NULL);
     }
 }
 
@@ -129,7 +129,7 @@ void qmp_nbd_server_stop(Error **errp)
     }
 
     if (server_fd != -1) {
-        qemu_set_fd_handler2(server_fd, NULL, NULL, NULL, NULL);
+        qemu_set_fd_handler(server_fd, NULL, NULL, NULL);
         close(server_fd);
         server_fd = -1;
     }

blockdev.c

@@ -34,6 +34,7 @@
 #include "sysemu/blockdev.h"
 #include "hw/block/block.h"
 #include "block/blockjob.h"
+#include "block/throttle-groups.h"
 #include "monitor/monitor.h"
 #include "qemu/option.h"
 #include "qemu/config-file.h"
@@ -357,6 +358,7 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
     const char *id;
     bool has_driver_specific_opts;
     BlockdevDetectZeroesOptions detect_zeroes;
+    const char *throttling_group;
 
     /* Check common options by copying from bs_opts to opts, all other options
      * stay in bs_opts for processing by bdrv_open(). */
@@ -391,13 +393,13 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
         }
     }
 
-    if (qemu_opt_get_bool(opts, "cache.writeback", true)) {
+    if (qemu_opt_get_bool(opts, BDRV_OPT_CACHE_WB, true)) {
         bdrv_flags |= BDRV_O_CACHE_WB;
     }
-    if (qemu_opt_get_bool(opts, "cache.direct", false)) {
+    if (qemu_opt_get_bool(opts, BDRV_OPT_CACHE_DIRECT, false)) {
         bdrv_flags |= BDRV_O_NOCACHE;
     }
-    if (qemu_opt_get_bool(opts, "cache.no-flush", false)) {
+    if (qemu_opt_get_bool(opts, BDRV_OPT_CACHE_NO_FLUSH, false)) {
         bdrv_flags |= BDRV_O_NO_FLUSH;
     }
 
@@ -459,6 +461,8 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
 
     cfg.op_size = qemu_opt_get_number(opts, "throttling.iops-size", 0);
 
+    throttling_group = qemu_opt_get(opts, "throttling.group");
+
     if (!check_throttle_config(&cfg, &error)) {
         error_propagate(errp, error);
         goto early_err;
@@ -547,7 +551,10 @@ static BlockBackend *blockdev_init(const char *file, QDict *bs_opts,
 
     /* disk I/O throttling */
     if (throttle_enabled(&cfg)) {
-        bdrv_io_limits_enable(bs);
+        if (!throttling_group) {
+            throttling_group = blk_name(blk);
+        }
+        bdrv_io_limits_enable(bs, throttling_group);
         bdrv_set_io_limits(bs, &cfg);
     }
 
@@ -711,6 +718,8 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type)
 
         { "iops_size",      "throttling.iops-size" },
 
+        { "group",          "throttling.group" },
+
         { "readonly",       "read-only" },
     };
 
@@ -733,16 +742,16 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type)
         }
 
         /* Specific options take precedence */
-        if (!qemu_opt_get(all_opts, "cache.writeback")) {
-            qemu_opt_set_bool(all_opts, "cache.writeback",
+        if (!qemu_opt_get(all_opts, BDRV_OPT_CACHE_WB)) {
+            qemu_opt_set_bool(all_opts, BDRV_OPT_CACHE_WB,
                               !!(flags & BDRV_O_CACHE_WB), &error_abort);
         }
-        if (!qemu_opt_get(all_opts, "cache.direct")) {
-            qemu_opt_set_bool(all_opts, "cache.direct",
+        if (!qemu_opt_get(all_opts, BDRV_OPT_CACHE_DIRECT)) {
+            qemu_opt_set_bool(all_opts, BDRV_OPT_CACHE_DIRECT,
                               !!(flags & BDRV_O_NOCACHE), &error_abort);
         }
-        if (!qemu_opt_get(all_opts, "cache.no-flush")) {
-            qemu_opt_set_bool(all_opts, "cache.no-flush",
+        if (!qemu_opt_get(all_opts, BDRV_OPT_CACHE_NO_FLUSH)) {
+            qemu_opt_set_bool(all_opts, BDRV_OPT_CACHE_NO_FLUSH,
                               !!(flags & BDRV_O_NO_FLUSH), &error_abort);
         }
         qemu_opt_unset(all_opts, "cache");
@@ -933,7 +942,7 @@ DriveInfo *drive_new(QemuOpts *all_opts, BlockInterfaceType block_default_type)
         devopts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
                                    &error_abort);
         if (arch_type == QEMU_ARCH_S390X) {
-            qemu_opt_set(devopts, "driver", "virtio-blk-s390", &error_abort);
+            qemu_opt_set(devopts, "driver", "virtio-blk-ccw", &error_abort);
         } else {
             qemu_opt_set(devopts, "driver", "virtio-blk-pci", &error_abort);
         }
@@ -1951,7 +1960,9 @@ void qmp_block_set_io_throttle(const char *device, int64_t bps, int64_t bps_rd,
                                bool has_iops_wr_max,
                                int64_t iops_wr_max,
                                bool has_iops_size,
-                               int64_t iops_size, Error **errp)
+                               int64_t iops_size,
+                               bool has_group,
+                               const char *group, Error **errp)
 {
     ThrottleConfig cfg;
     BlockDriverState *bs;
@@ -2004,14 +2015,19 @@ void qmp_block_set_io_throttle(const char *device, int64_t bps, int64_t bps_rd,
     aio_context = bdrv_get_aio_context(bs);
     aio_context_acquire(aio_context);
 
-    if (!bs->io_limits_enabled && throttle_enabled(&cfg)) {
-        bdrv_io_limits_enable(bs);
-    } else if (bs->io_limits_enabled && !throttle_enabled(&cfg)) {
-        bdrv_io_limits_disable(bs);
-    }
-
-    if (bs->io_limits_enabled) {
+    if (throttle_enabled(&cfg)) {
+        /* Enable I/O limits if they're not enabled yet, otherwise
+         * just update the throttling group. */
+        if (!bs->io_limits_enabled) {
+            bdrv_io_limits_enable(bs, has_group ? group : device);
+        } else if (has_group) {
+            bdrv_io_limits_update_group(bs, group);
+        }
+        /* Set the new throttling configuration */
         bdrv_set_io_limits(bs, &cfg);
+    } else if (bs->io_limits_enabled) {
+        /* If all throttling settings are set to 0, disable I/O limits */
+        bdrv_io_limits_disable(bs);
     }
 
     aio_context_release(aio_context);
@@ -3105,15 +3121,15 @@ QemuOptsList qemu_common_drive_opts = {
             .type = QEMU_OPT_STRING,
             .help = "discard operation (ignore/off, unmap/on)",
         },{
-            .name = "cache.writeback",
+            .name = BDRV_OPT_CACHE_WB,
             .type = QEMU_OPT_BOOL,
             .help = "enables writeback mode for any caches",
         },{
-            .name = "cache.direct",
+            .name = BDRV_OPT_CACHE_DIRECT,
             .type = QEMU_OPT_BOOL,
             .help = "enables use of O_DIRECT (bypass the host page cache)",
         },{
-            .name = "cache.no-flush",
+            .name = BDRV_OPT_CACHE_NO_FLUSH,
             .type = QEMU_OPT_BOOL,
             .help = "ignore any flush requests for the device",
         },{
@@ -3188,6 +3204,10 @@ QemuOptsList qemu_common_drive_opts = {
             .name = "throttling.iops-size",
             .type = QEMU_OPT_NUMBER,
             .help = "when limiting by iops max size of an I/O in bytes",
+        },{
+            .name = "throttling.group",
+            .type = QEMU_OPT_STRING,
+            .help = "name of the block throttling group",
         },{
             .name = "copy-on-read",
             .type = QEMU_OPT_BOOL,

configure

@@ -285,8 +285,6 @@ sysconfdir="\${prefix}/etc"
 local_statedir="\${prefix}/var"
 confsuffix="/qemu"
 slirp="yes"
-fmod_lib=""
-fmod_inc=""
 oss_lib=""
 bsd="no"
 linux="no"
@@ -317,6 +315,7 @@ snappy=""
 bzip2=""
 guest_agent=""
 guest_agent_with_vss="no"
+guest_agent_msi=""
 vss_win32_sdk=""
 win_sdk="no"
 want_tools="yes"
@@ -437,6 +436,14 @@ EOF
   compile_object
 }
 
+check_include() {
+cat > $TMPC <<EOF
+#include <$1>
+int main(void) { return 0; }
+EOF
+  compile_object
+}
+
 write_c_skeleton() {
     cat > $TMPC <<EOF
 int main(void) { return 0; }
@@ -564,24 +571,28 @@ case $targetos in
 CYGWIN*)
   mingw32="yes"
   QEMU_CFLAGS="-mno-cygwin $QEMU_CFLAGS"
-  audio_possible_drivers="winwave sdl"
-  audio_drv_list="winwave"
+  audio_possible_drivers="sdl"
+  audio_drv_list="sdl"
 ;;
 MINGW32*)
   mingw32="yes"
-  audio_possible_drivers="winwave dsound sdl fmod"
-  audio_drv_list="winwave"
+  audio_possible_drivers="dsound sdl"
+  if check_include dsound.h; then
+    audio_drv_list="dsound"
+  else
+    audio_drv_list=""
+  fi
 ;;
 GNU/kFreeBSD)
   bsd="yes"
   audio_drv_list="oss"
-  audio_possible_drivers="oss sdl esd pa"
+  audio_possible_drivers="oss sdl pa"
 ;;
 FreeBSD)
   bsd="yes"
   make="${MAKE-gmake}"
   audio_drv_list="oss"
-  audio_possible_drivers="oss sdl esd pa"
+  audio_possible_drivers="oss sdl pa"
   # needed for kinfo_getvmmap(3) in libutil.h
   LIBS="-lutil $LIBS"
   netmap=""  # enable netmap autodetect
@@ -591,14 +602,14 @@ DragonFly)
   bsd="yes"
   make="${MAKE-gmake}"
   audio_drv_list="oss"
-  audio_possible_drivers="oss sdl esd pa"
+  audio_possible_drivers="oss sdl pa"
   HOST_VARIANT_DIR="dragonfly"
 ;;
 NetBSD)
   bsd="yes"
   make="${MAKE-gmake}"
   audio_drv_list="oss"
-  audio_possible_drivers="oss sdl esd"
+  audio_possible_drivers="oss sdl"
   oss_lib="-lossaudio"
   HOST_VARIANT_DIR="netbsd"
 ;;
@@ -606,7 +617,7 @@ OpenBSD)
   bsd="yes"
   make="${MAKE-gmake}"
   audio_drv_list="sdl"
-  audio_possible_drivers="sdl esd"
+  audio_possible_drivers="sdl"
   HOST_VARIANT_DIR="openbsd"
 ;;
 Darwin)
@@ -619,7 +630,7 @@ Darwin)
   fi
   cocoa="yes"
   audio_drv_list="coreaudio"
-  audio_possible_drivers="coreaudio sdl fmod"
+  audio_possible_drivers="coreaudio sdl"
   LDFLAGS="-framework CoreFoundation -framework IOKit $LDFLAGS"
   libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
   # Disable attempts to use ObjectiveC features in os/object.h since they
@@ -674,15 +685,12 @@ Haiku)
 ;;
 *)
   audio_drv_list="oss"
-  audio_possible_drivers="oss alsa sdl esd pa"
+  audio_possible_drivers="oss alsa sdl pa"
   linux="yes"
   linux_user="yes"
   kvm="yes"
   vhost_net="yes"
   vhost_scsi="yes"
-  if [ "$cpu" = "i386" -o "$cpu" = "x86_64" -o "$cpu" = "x32" ] ; then
-    audio_possible_drivers="$audio_possible_drivers fmod"
-  fi
   QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$(pwd)/linux-headers $QEMU_INCLUDES"
 ;;
 esac
@@ -847,10 +855,6 @@ for opt do
   ;;
   --enable-vnc) vnc="yes"
   ;;
-  --fmod-lib=*) fmod_lib="$optarg"
-  ;;
-  --fmod-inc=*) fmod_inc="$optarg"
-  ;;
   --oss-lib=*) oss_lib="$optarg"
   ;;
   --audio-drv-list=*) audio_drv_list="$optarg"
@@ -1075,6 +1079,10 @@ for opt do
   ;;
   --disable-guest-agent) guest_agent="no"
   ;;
+  --enable-guest-agent-msi) guest_agent_msi="yes"
+  ;;
+  --disable-guest-agent-msi) guest_agent_msi="no"
+  ;;
   --with-vss-sdk) vss_win32_sdk=""
   ;;
   --with-vss-sdk=*) vss_win32_sdk="$optarg"
@@ -1349,8 +1357,6 @@ Advanced options (experts only):
   --disable-guest-base     disable GUEST_BASE support
   --enable-pie             build Position Independent Executables
   --disable-pie            do not build Position Independent Executables
-  --fmod-lib               path to FMOD library
-  --fmod-inc               path to FMOD includes
   --oss-lib                path to OSS library
   --cpu=CPU                Build for host CPU [$cpu]
   --disable-uuid           disable uuid support
@@ -1393,6 +1399,8 @@ Advanced options (experts only):
                            reading bzip2-compressed dmg images)
   --disable-guest-agent    disable building of the QEMU Guest Agent
   --enable-guest-agent     enable building of the QEMU Guest Agent
+  --enable-guest-agent-msi enable building guest agent Windows MSI installation package
+  --disable-guest-agent-msi disable building guest agent Windows MSI installation
   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
   --disable-seccomp        disable seccomp support
@@ -2621,21 +2629,6 @@ for drv in $audio_drv_list; do
     libs_softmmu="-lasound $libs_softmmu"
     ;;
 
-    fmod)
-    if test -z $fmod_lib || test -z $fmod_inc; then
-        error_exit "You must specify path to FMOD library and headers" \
-            "Example: --fmod-inc=/path/include/fmod --fmod-lib=/path/lib/libfmod-3.74.so"
-    fi
-    audio_drv_probe $drv fmod.h $fmod_lib "return FSOUND_GetVersion();" "-I $fmod_inc"
-    libs_softmmu="$fmod_lib $libs_softmmu"
-    ;;
-
-    esd)
-    audio_drv_probe $drv esd.h -lesd 'return esd_play_stream(0, 0, "", 0);'
-    libs_softmmu="-lesd $libs_softmmu"
-    audio_pt_int="yes"
-    ;;
-
     pa)
     audio_drv_probe $drv pulse/mainloop.h "-lpulse" \
         "pa_mainloop *m = 0; pa_mainloop_free (m); return 0;"
@@ -2660,11 +2653,6 @@ for drv in $audio_drv_list; do
     # XXX: Probes for CoreAudio, DirectSound, SDL(?)
     ;;
 
-    winwave)
-      libs_softmmu="-lwinmm $libs_softmmu"
-      audio_win_int="yes"
-    ;;
-
     *)
     echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
         error_exit "Unknown driver '$drv' selected" \
@@ -3881,6 +3869,56 @@ if test "$mingw32" = "yes" -a "$guest_agent" != "no" -a "$guest_agent_with_vss"
 fi
 
 ##########################################
+# Guest agent Window MSI  package
+
+if test "$guest_agent" != yes; then
+  if test "$guest_agent_msi" = yes; then
+    error_exit "MSI guest agent package requires guest agent enabled"
+  fi
+  guest_agent_msi=no
+elif test "$mingw32" != "yes"; then
+  if test "$guest_agent_msi" = "yes"; then
+    error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
+  fi
+  guest_agent_msi=no
+elif ! has wixl; then
+  if test "$guest_agent_msi" = "yes"; then
+    error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
+  fi
+  guest_agent_msi=no
+fi
+
+if test "$guest_agent_msi" != "no"; then
+  if test "$guest_agent_with_vss" = "yes"; then
+    QEMU_GA_MSI_WITH_VSS="-D InstallVss"
+  fi
+
+  if test "$QEMU_GA_MANUFACTURER" = ""; then
+    QEMU_GA_MANUFACTURER=QEMU
+  fi
+
+  if test "$QEMU_GA_DISTRO" = ""; then
+    QEMU_GA_DISTRO=Linux
+  fi
+
+  if test "$QEMU_GA_VERSION" = ""; then
+      QEMU_GA_VERSION=`cat $source_path/VERSION`
+  fi
+
+  QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=`$pkg_config --variable=prefix glib-2.0`/bin"
+  
+  case "$cpu" in
+  x86_64)
+    QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
+    ;;
+  i386)
+    QEMU_GA_MSI_ARCH="-D Arch=32"
+    ;;
+  *)
+    error_exit "CPU $cpu not supported for building installation package"
+    ;;
+  esac
+fi
 
 ##########################################
 # check if we have fdatasync
@@ -4577,6 +4615,15 @@ if test "$mingw32" = "yes" ; then
     echo "CONFIG_QGA_VSS=y" >> $config_host_mak
     echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
   fi
+  if test "$guest_agent_msi" != "no"; then
+    echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak  
+    echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
+    echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
+    echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
+    echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
+    echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
+    echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
+  fi
 else
   echo "CONFIG_POSIX=y" >> $config_host_mak
 fi
@@ -4629,9 +4676,6 @@ echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
 for drv in $audio_drv_list; do
     def=CONFIG_`echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]'`
     echo "$def=y" >> $config_host_mak
-    if test "$drv" = "fmod"; then
-        echo "FMOD_CFLAGS=-I$fmod_inc" >> $config_host_mak
-    fi
 done
 if test "$audio_pt_int" = "yes" ; then
   echo "CONFIG_AUDIO_PT_INT=y" >> $config_host_mak

cpus.c

@@ -480,6 +480,7 @@ static const VMStateDescription icount_vmstate_timers = {
     .name = "timer/icount",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = icount_state_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT64(qemu_icount_bias, TimersState),
         VMSTATE_INT64(qemu_icount, TimersState),
@@ -497,13 +498,9 @@ static const VMStateDescription vmstate_timers = {
         VMSTATE_INT64_V(cpu_clock_offset, TimersState, 2),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &icount_vmstate_timers,
-            .needed = icount_state_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &icount_vmstate_timers,
+        NULL
     }
 };
 

default-configs/mips-softmmu.mak

@@ -24,14 +24,9 @@ CONFIG_PIIX4=y
 CONFIG_IDE_ISA=y
 CONFIG_IDE_PIIX=y
 CONFIG_NE2000_ISA=y
-CONFIG_RC4030=y
-CONFIG_DP8393X=y
-CONFIG_DS1225Y=y
 CONFIG_MIPSNET=y
 CONFIG_PFLASH_CFI01=y
-CONFIG_G364FB=y
 CONFIG_I8259=y
-CONFIG_JAZZ_LED=y
 CONFIG_MC146818RTC=y
 CONFIG_ISA_TESTDEV=y
 CONFIG_EMPTY_SLOT=y

default-configs/mips64-softmmu.mak

@@ -29,6 +29,7 @@ CONFIG_DP8393X=y
 CONFIG_DS1225Y=y
 CONFIG_MIPSNET=y
 CONFIG_PFLASH_CFI01=y
+CONFIG_JAZZ=y
 CONFIG_G364FB=y
 CONFIG_I8259=y
 CONFIG_JAZZ_LED=y

default-configs/mips64el-softmmu.mak

@@ -31,6 +31,7 @@ CONFIG_DS1225Y=y
 CONFIG_MIPSNET=y
 CONFIG_PFLASH_CFI01=y
 CONFIG_FULONG=y
+CONFIG_JAZZ=y
 CONFIG_G364FB=y
 CONFIG_I8259=y
 CONFIG_JAZZ_LED=y

default-configs/mipsel-softmmu.mak

@@ -24,14 +24,9 @@ CONFIG_PIIX4=y
 CONFIG_IDE_ISA=y
 CONFIG_IDE_PIIX=y
 CONFIG_NE2000_ISA=y
-CONFIG_RC4030=y
-CONFIG_DP8393X=y
-CONFIG_DS1225Y=y
 CONFIG_MIPSNET=y
 CONFIG_PFLASH_CFI01=y
-CONFIG_G364FB=y
 CONFIG_I8259=y
-CONFIG_JAZZ_LED=y
 CONFIG_MC146818RTC=y
 CONFIG_ISA_TESTDEV=y
 CONFIG_EMPTY_SLOT=y

default-configs/s390x-softmmu.mak

@@ -4,3 +4,4 @@ CONFIG_VIRTIO=y
 CONFIG_SCLPCONSOLE=y
 CONFIG_S390_FLIC=y
 CONFIG_S390_FLIC_KVM=$(CONFIG_KVM)
+CONFIG_WDT_DIAG288=y

default-configs/x86_64-softmmu.mak

@@ -7,6 +7,7 @@ CONFIG_QXL=$(CONFIG_SPICE)
 CONFIG_VGA_ISA=y
 CONFIG_VGA_CIRRUS=y
 CONFIG_VMWARE_VGA=y
+CONFIG_VIRTIO_VGA=y
 CONFIG_VMMOUSE=y
 CONFIG_SERIAL=y
 CONFIG_PARALLEL=y

disas/mips.c

@@ -2238,6 +2238,8 @@ const struct mips_opcode mips_builtin_opcodes[] =
 {"ceil.l.s", "D,S",	0x4600000a, 0xffff003f, WR_D|RD_S|FP_S|FP_D,	0,		I3|I33	},
 {"ceil.w.d", "D,S",	0x4620000e, 0xffff003f, WR_D|RD_S|FP_S|FP_D,	0,		I2	},
 {"ceil.w.s", "D,S",	0x4600000e, 0xffff003f, WR_D|RD_S|FP_S,		0,		I2	},
+{"mfhc0",   "t,G,H",    0x40400000, 0xffe007f8, LCD|WR_t|RD_C0,       0, I33},
+{"mthc0",   "t,G,H",    0x40c00000, 0xffe007f8, COD|RD_t|WR_C0|WR_CC, 0, I33},
 {"cfc0",    "t,G",	0x40400000, 0xffe007ff,	LCD|WR_t|RD_C0,		0,		I1	},
 {"cfc1",    "t,G",	0x44400000, 0xffe007ff,	LCD|WR_t|RD_C1|FP_S,	0,		I1	},
 {"cfc1",    "t,S",	0x44400000, 0xffe007ff,	LCD|WR_t|RD_C1|FP_S,	0,		I1	},
@@ -2407,6 +2409,7 @@ const struct mips_opcode mips_builtin_opcodes[] =
 {"emt",     "",		0x41600be1, 0xffffffff, TRAP,			0,		MT32	},
 {"emt",     "t",	0x41600be1, 0xffe0ffff, TRAP|WR_t,		0,		MT32	},
 {"eret",    "",         0x42000018, 0xffffffff, 0,      		0,		I3|I32	},
+{"eretnc",  "",         0x42000058, 0xffffffff, 0,                    0, I33},
 {"evpe",    "",		0x41600021, 0xffffffff, TRAP,			0,		MT32	},
 {"evpe",    "t",	0x41600021, 0xffe0ffff, TRAP|WR_t,		0,		MT32	},
 {"ext",     "t,r,+A,+C", 0x7c000000, 0xfc00003f, WR_t|RD_s,    		0,		I33	},

docs/migration.txt

@@ -257,6 +257,7 @@ const VMStateDescription vmstate_ide_drive_pio_state = {
     .minimum_version_id = 1,
     .pre_save = ide_drive_pio_pre_save,
     .post_load = ide_drive_pio_post_load,
+    .needed = ide_drive_pio_state_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(req_nb_sectors, IDEState),
         VMSTATE_VARRAY_INT32(io_buffer, IDEState, io_buffer_total_len, 1,
@@ -279,13 +280,9 @@ const VMStateDescription vmstate_ide_drive = {
         .... several fields ....
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection []) {
-        {
-            .vmsd = &vmstate_ide_drive_pio_state,
-            .needed = ide_drive_pio_state_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_ide_drive_pio_state,
+        NULL
     }
 };
 

docs/qapi-code-gen.txt

@@ -680,8 +680,6 @@ Example:
     out:
         error_propagate(errp, err);
     }
-    $ python scripts/qapi-commands.py --output-dir="qapi-generated" \
-    --prefix="example-" example-schema.json
     $ cat qapi-generated/example-qapi-visit.h
 [Uninteresting stuff omitted...]
 

docs/specs/rocker.txt

@@ -420,6 +420,7 @@ Other properties for front-panel ports are available via DMA CMD descriptors:
 		LEARNING	1	MAC address learning on port
 						1 = enabled
 						0 = disabled
+		PHYS_NAME	<var>	Physical port name (string)
 
 	Set PORT_SETTINGS descriptor:
 

exec.c

@@ -341,6 +341,7 @@ address_space_translate_internal(AddressSpaceDispatch *d, hwaddr addr, hwaddr *x
                                  hwaddr *plen, bool resolve_subpage)
 {
     MemoryRegionSection *section;
+    MemoryRegion *mr;
     Int128 diff;
 
     section = address_space_lookup_region(d, addr, resolve_subpage);
@@ -350,8 +351,11 @@ address_space_translate_internal(AddressSpaceDispatch *d, hwaddr addr, hwaddr *x
     /* Compute offset within MemoryRegion */
     *xlat = addr + section->offset_within_region;
 
-    diff = int128_sub(section->mr->size, int128_make64(addr));
-    *plen = int128_get64(int128_min(diff, int128_make64(*plen)));
+    mr = section->mr;
+    if (memory_region_is_ram(mr)) {
+        diff = int128_sub(section->size, int128_make64(addr));
+        *plen = int128_get64(int128_min(diff, int128_make64(*plen)));
+    }
     return section;
 }
 
@@ -454,6 +458,7 @@ static const VMStateDescription vmstate_cpu_common_exception_index = {
     .name = "cpu_common/exception_index",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = cpu_common_exception_index_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(exception_index, CPUState),
         VMSTATE_END_OF_LIST()
@@ -471,13 +476,9 @@ const VMStateDescription vmstate_cpu_common = {
         VMSTATE_UINT32(interrupt_request, CPUState),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_cpu_common_exception_index,
-            .needed = cpu_common_exception_index_needed,
-        } , {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_cpu_common_exception_index,
+        NULL
     }
 };
 
@@ -3348,14 +3349,20 @@ bool cpu_physical_memory_is_io(hwaddr phys_addr)
     return res;
 }
 
-void qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque)
+int qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque)
 {
     RAMBlock *block;
+    int ret = 0;
 
     rcu_read_lock();
     QLIST_FOREACH_RCU(block, &ram_list.blocks, next) {
-        func(block->host, block->offset, block->used_length, opaque);
+        ret = func(block->idstr, block->host, block->offset,
+                   block->used_length, opaque);
+        if (ret) {
+            break;
+        }
     }
     rcu_read_unlock();
+    return ret;
 }
 #endif

fsdev/virtfs-proxy-helper.c

@@ -49,6 +49,7 @@ static struct option helper_opts[] = {
     {"socket", required_argument, NULL, 's'},
     {"uid", required_argument, NULL, 'u'},
     {"gid", required_argument, NULL, 'g'},
+    {},
 };
 
 static bool is_daemon;
@@ -738,7 +739,12 @@ static int proxy_socket(const char *path, uid_t uid, gid_t gid)
         return -1;
     }
 
-    g_assert(strlen(path) < sizeof(proxy.sun_path));
+    if (strlen(path) >= sizeof(proxy.sun_path)) {
+        do_log(LOG_CRIT, "UNIX domain socket path exceeds %zu characters\n",
+               sizeof(proxy.sun_path));
+        return -1;
+    }
+
     sock = socket(AF_UNIX, SOCK_STREAM, 0);
     if (sock < 0) {
         do_perror("socket");

gdbstub.c

@@ -40,6 +40,7 @@
 #include "cpu.h"
 #include "qemu/sockets.h"
 #include "sysemu/kvm.h"
+#include "exec/semihost.h"
 
 #ifdef CONFIG_USER_ONLY
 #define GDB_ATTACHED "0"
@@ -323,8 +324,6 @@ static GDBState *gdbserver_state;
 
 bool gdb_has_xml;
 
-int semihosting_target = SEMIHOSTING_TARGET_AUTO;
-
 #ifdef CONFIG_USER_ONLY
 /* XXX: This is not thread safe.  Do we care?  */
 static int gdbserver_fd = -1;
@@ -362,10 +361,11 @@ static enum {
 /* Decide if either remote gdb syscalls or native file IO should be used. */
 int use_gdb_syscalls(void)
 {
-    if (semihosting_target == SEMIHOSTING_TARGET_NATIVE) {
+    SemihostingTarget target = semihosting_get_target();
+    if (target == SEMIHOSTING_TARGET_NATIVE) {
         /* -semihosting-config target=native */
         return false;
-    } else if (semihosting_target == SEMIHOSTING_TARGET_GDB) {
+    } else if (target == SEMIHOSTING_TARGET_GDB) {
         /* -semihosting-config target=gdb */
         return true;
     }

hmp-commands.hx

@@ -1798,6 +1798,30 @@ STEXI
 show available trace events and their state
 ETEXI
 
+STEXI
+@item rocker @var{name}
+@findex rocker
+Show Rocker(s)
+ETEXI
+
+STEXI
+@item rocker_ports @var{name}
+@findex rocker_ports
+Show Rocker ports
+ETEXI
+
+STEXI
+@item rocker_of_dpa_flows @var{name} [@var{tbl_id}]
+@findex rocker_of_dpa_flows
+Show Rocker OF-DPA flow tables
+ETEXI
+
+STEXI
+@item rocker_of_dpa_groups @var{name} [@var{type}]
+@findex rocker_of_dpa_groups
+Show Rocker OF-DPA groups
+ETEXI
+
 STEXI
 @end table
 ETEXI

hmp.c

@@ -15,6 +15,7 @@
 
 #include "hmp.h"
 #include "net/net.h"
+#include "net/eth.h"
 #include "sysemu/char.h"
 #include "sysemu/block-backend.h"
 #include "qemu/option.h"
@@ -399,7 +400,8 @@ static void print_block_info(Monitor *mon, BlockInfo *info,
                         " iops_max=%" PRId64
                         " iops_rd_max=%" PRId64
                         " iops_wr_max=%" PRId64
-                        " iops_size=%" PRId64 "\n",
+                        " iops_size=%" PRId64
+                        " group=%s\n",
                         inserted->bps,
                         inserted->bps_rd,
                         inserted->bps_wr,
@@ -412,7 +414,8 @@ static void print_block_info(Monitor *mon, BlockInfo *info,
                         inserted->iops_max,
                         inserted->iops_rd_max,
                         inserted->iops_wr_max,
-                        inserted->iops_size);
+                        inserted->iops_size,
+                        inserted->group);
     }
 
     if (verbose) {
@@ -1356,7 +1359,9 @@ void hmp_block_set_io_throttle(Monitor *mon, const QDict *qdict)
                               false,
                               0,
                               false, /* No default I/O size */
-                              0, &err);
+                              0,
+                              false,
+                              NULL, &err);
     hmp_handle_error(mon, &err);
 }
 
@@ -1999,3 +2004,305 @@ void hmp_qom_set(Monitor *mon, const QDict *qdict)
     }
     hmp_handle_error(mon, &err);
 }
+
+void hmp_rocker(Monitor *mon, const QDict *qdict)
+{
+    const char *name = qdict_get_str(qdict, "name");
+    RockerSwitch *rocker;
+    Error *errp = NULL;
+
+    rocker = qmp_query_rocker(name, &errp);
+    if (errp != NULL) {
+        hmp_handle_error(mon, &errp);
+        return;
+    }
+
+    monitor_printf(mon, "name: %s\n", rocker->name);
+    monitor_printf(mon, "id: 0x%" PRIx64 "\n", rocker->id);
+    monitor_printf(mon, "ports: %d\n", rocker->ports);
+
+    qapi_free_RockerSwitch(rocker);
+}
+
+void hmp_rocker_ports(Monitor *mon, const QDict *qdict)
+{
+    RockerPortList *list, *port;
+    const char *name = qdict_get_str(qdict, "name");
+    Error *errp = NULL;
+
+    list = qmp_query_rocker_ports(name, &errp);
+    if (errp != NULL) {
+        hmp_handle_error(mon, &errp);
+        return;
+    }
+
+    monitor_printf(mon, "            ena/    speed/ auto\n");
+    monitor_printf(mon, "      port  link    duplex neg?\n");
+
+    for (port = list; port; port = port->next) {
+        monitor_printf(mon, "%10s  %-4s   %-3s  %2s  %-3s\n",
+                       port->value->name,
+                       port->value->enabled ? port->value->link_up ?
+                       "up" : "down" : "!ena",
+                       port->value->speed == 10000 ? "10G" : "??",
+                       port->value->duplex ? "FD" : "HD",
+                       port->value->autoneg ? "Yes" : "No");
+    }
+
+    qapi_free_RockerPortList(list);
+}
+
+void hmp_rocker_of_dpa_flows(Monitor *mon, const QDict *qdict)
+{
+    RockerOfDpaFlowList *list, *info;
+    const char *name = qdict_get_str(qdict, "name");
+    uint32_t tbl_id = qdict_get_try_int(qdict, "tbl_id", -1);
+    Error *errp = NULL;
+
+    list = qmp_query_rocker_of_dpa_flows(name, tbl_id != -1, tbl_id, &errp);
+    if (errp != NULL) {
+        hmp_handle_error(mon, &errp);
+        return;
+    }
+
+    monitor_printf(mon, "prio tbl hits key(mask) --> actions\n");
+
+    for (info = list; info; info = info->next) {
+        RockerOfDpaFlow *flow = info->value;
+        RockerOfDpaFlowKey *key = flow->key;
+        RockerOfDpaFlowMask *mask = flow->mask;
+        RockerOfDpaFlowAction *action = flow->action;
+
+        if (flow->hits) {
+            monitor_printf(mon, "%-4d %-3d %-4" PRIu64,
+                           key->priority, key->tbl_id, flow->hits);
+        } else {
+            monitor_printf(mon, "%-4d %-3d     ",
+                           key->priority, key->tbl_id);
+        }
+
+        if (key->has_in_pport) {
+            monitor_printf(mon, " pport %d", key->in_pport);
+            if (mask->has_in_pport) {
+                monitor_printf(mon, "(0x%x)", mask->in_pport);
+            }
+        }
+
+        if (key->has_vlan_id) {
+            monitor_printf(mon, " vlan %d",
+                           key->vlan_id & VLAN_VID_MASK);
+            if (mask->has_vlan_id) {
+                monitor_printf(mon, "(0x%x)", mask->vlan_id);
+            }
+        }
+
+        if (key->has_tunnel_id) {
+            monitor_printf(mon, " tunnel %d", key->tunnel_id);
+            if (mask->has_tunnel_id) {
+                monitor_printf(mon, "(0x%x)", mask->tunnel_id);
+            }
+        }
+
+        if (key->has_eth_type) {
+            switch (key->eth_type) {
+            case 0x0806:
+                monitor_printf(mon, " ARP");
+                break;
+            case 0x0800:
+                monitor_printf(mon, " IP");
+                break;
+            case 0x86dd:
+                monitor_printf(mon, " IPv6");
+                break;
+            case 0x8809:
+                monitor_printf(mon, " LACP");
+                break;
+            case 0x88cc:
+                monitor_printf(mon, " LLDP");
+                break;
+            default:
+                monitor_printf(mon, " eth type 0x%04x", key->eth_type);
+                break;
+            }
+        }
+
+        if (key->has_eth_src) {
+            if ((strcmp(key->eth_src, "01:00:00:00:00:00") == 0) &&
+                (mask->has_eth_src) &&
+                (strcmp(mask->eth_src, "01:00:00:00:00:00") == 0)) {
+                monitor_printf(mon, " src <any mcast/bcast>");
+            } else if ((strcmp(key->eth_src, "00:00:00:00:00:00") == 0) &&
+                (mask->has_eth_src) &&
+                (strcmp(mask->eth_src, "01:00:00:00:00:00") == 0)) {
+                monitor_printf(mon, " src <any ucast>");
+            } else {
+                monitor_printf(mon, " src %s", key->eth_src);
+                if (mask->has_eth_src) {
+                    monitor_printf(mon, "(%s)", mask->eth_src);
+                }
+            }
+        }
+
+        if (key->has_eth_dst) {
+            if ((strcmp(key->eth_dst, "01:00:00:00:00:00") == 0) &&
+                (mask->has_eth_dst) &&
+                (strcmp(mask->eth_dst, "01:00:00:00:00:00") == 0)) {
+                monitor_printf(mon, " dst <any mcast/bcast>");
+            } else if ((strcmp(key->eth_dst, "00:00:00:00:00:00") == 0) &&
+                (mask->has_eth_dst) &&
+                (strcmp(mask->eth_dst, "01:00:00:00:00:00") == 0)) {
+                monitor_printf(mon, " dst <any ucast>");
+            } else {
+                monitor_printf(mon, " dst %s", key->eth_dst);
+                if (mask->has_eth_dst) {
+                    monitor_printf(mon, "(%s)", mask->eth_dst);
+                }
+            }
+        }
+
+        if (key->has_ip_proto) {
+            monitor_printf(mon, " proto %d", key->ip_proto);
+            if (mask->has_ip_proto) {
+                monitor_printf(mon, "(0x%x)", mask->ip_proto);
+            }
+        }
+
+        if (key->has_ip_tos) {
+            monitor_printf(mon, " TOS %d", key->ip_tos);
+            if (mask->has_ip_tos) {
+                monitor_printf(mon, "(0x%x)", mask->ip_tos);
+            }
+        }
+
+        if (key->has_ip_dst) {
+            monitor_printf(mon, " dst %s", key->ip_dst);
+        }
+
+        if (action->has_goto_tbl || action->has_group_id ||
+            action->has_new_vlan_id) {
+            monitor_printf(mon, " -->");
+        }
+
+        if (action->has_new_vlan_id) {
+            monitor_printf(mon, " apply new vlan %d",
+                           ntohs(action->new_vlan_id));
+        }
+
+        if (action->has_group_id) {
+            monitor_printf(mon, " write group 0x%08x", action->group_id);
+        }
+
+        if (action->has_goto_tbl) {
+            monitor_printf(mon, " goto tbl %d", action->goto_tbl);
+        }
+
+        monitor_printf(mon, "\n");
+    }
+
+    qapi_free_RockerOfDpaFlowList(list);
+}
+
+void hmp_rocker_of_dpa_groups(Monitor *mon, const QDict *qdict)
+{
+    RockerOfDpaGroupList *list, *g;
+    const char *name = qdict_get_str(qdict, "name");
+    uint8_t type = qdict_get_try_int(qdict, "type", 9);
+    Error *errp = NULL;
+    bool set = false;
+
+    list = qmp_query_rocker_of_dpa_groups(name, type != 9, type, &errp);
+    if (errp != NULL) {
+        hmp_handle_error(mon, &errp);
+        return;
+    }
+
+    monitor_printf(mon, "id (decode) --> buckets\n");
+
+    for (g = list; g; g = g->next) {
+        RockerOfDpaGroup *group = g->value;
+
+        monitor_printf(mon, "0x%08x", group->id);
+
+        monitor_printf(mon, " (type %s", group->type == 0 ? "L2 interface" :
+                                         group->type == 1 ? "L2 rewrite" :
+                                         group->type == 2 ? "L3 unicast" :
+                                         group->type == 3 ? "L2 multicast" :
+                                         group->type == 4 ? "L2 flood" :
+                                         group->type == 5 ? "L3 interface" :
+                                         group->type == 6 ? "L3 multicast" :
+                                         group->type == 7 ? "L3 ECMP" :
+                                         group->type == 8 ? "L2 overlay" :
+                                         "unknown");
+
+        if (group->has_vlan_id) {
+            monitor_printf(mon, " vlan %d", group->vlan_id);
+        }
+
+        if (group->has_pport) {
+            monitor_printf(mon, " pport %d", group->pport);
+        }
+
+        if (group->has_index) {
+            monitor_printf(mon, " index %d", group->index);
+        }
+
+        monitor_printf(mon, ") -->");
+
+        if (group->has_set_vlan_id && group->set_vlan_id) {
+            set = true;
+            monitor_printf(mon, " set vlan %d",
+                           group->set_vlan_id & VLAN_VID_MASK);
+        }
+
+        if (group->has_set_eth_src) {
+            if (!set) {
+                set = true;
+                monitor_printf(mon, " set");
+            }
+            monitor_printf(mon, " src %s", group->set_eth_src);
+        }
+
+        if (group->has_set_eth_dst) {
+            if (!set) {
+                set = true;
+                monitor_printf(mon, " set");
+            }
+            monitor_printf(mon, " dst %s", group->set_eth_dst);
+        }
+
+        set = false;
+
+        if (group->has_ttl_check && group->ttl_check) {
+            monitor_printf(mon, " check TTL");
+        }
+
+        if (group->has_group_id && group->group_id) {
+            monitor_printf(mon, " group id 0x%08x", group->group_id);
+        }
+
+        if (group->has_pop_vlan && group->pop_vlan) {
+            monitor_printf(mon, " pop vlan");
+        }
+
+        if (group->has_out_pport) {
+            monitor_printf(mon, " out pport %d", group->out_pport);
+        }
+
+        if (group->has_group_ids) {
+            struct uint32List *id;
+
+            monitor_printf(mon, " groups [");
+            for (id = group->group_ids; id; id = id->next) {
+                monitor_printf(mon, "0x%08x", id->value);
+                if (id->next) {
+                    monitor_printf(mon, ",");
+                }
+            }
+            monitor_printf(mon, "]");
+        }
+
+        monitor_printf(mon, "\n");
+    }
+
+    qapi_free_RockerOfDpaGroupList(list);
+}

hmp.h

@@ -124,5 +124,9 @@ void host_net_remove_completion(ReadLineState *rs, int nb_args,
                                 const char *str);
 void delvm_completion(ReadLineState *rs, int nb_args, const char *str);
 void loadvm_completion(ReadLineState *rs, int nb_args, const char *str);
+void hmp_rocker(Monitor *mon, const QDict *qdict);
+void hmp_rocker_ports(Monitor *mon, const QDict *qdict);
+void hmp_rocker_of_dpa_flows(Monitor *mon, const QDict *qdict);
+void hmp_rocker_of_dpa_groups(Monitor *mon, const QDict *qdict);
 
 #endif

hw/9pfs/virtio-9p-device.c

@@ -140,7 +140,8 @@ out:
 /* virtio-9p device */
 
 static Property virtio_9p_properties[] = {
-    DEFINE_VIRTIO_9P_PROPERTIES(V9fsState, fsconf),
+    DEFINE_PROP_STRING("mount_tag", V9fsState, fsconf.tag),
+    DEFINE_PROP_STRING("fsdev", V9fsState, fsconf.fsdev_id),
     DEFINE_PROP_END_OF_LIST(),
 };
 

hw/9pfs/virtio-9p.h

@@ -391,8 +391,4 @@ extern int v9fs_name_to_path(V9fsState *s, V9fsPath *dirpath,
 #define VIRTIO_9P(obj) \
         OBJECT_CHECK(V9fsState, (obj), TYPE_VIRTIO_9P)
 
-#define DEFINE_VIRTIO_9P_PROPERTIES(_state, _field)             \
-        DEFINE_PROP_STRING("mount_tag", _state, _field.tag),    \
-        DEFINE_PROP_STRING("fsdev", _state, _field.fsdev_id)
-
 #endif

hw/acpi/ich9.c

@@ -152,6 +152,7 @@ static const VMStateDescription vmstate_memhp_state = {
     .version_id = 1,
     .minimum_version_id = 1,
     .minimum_version_id_old = 1,
+    .needed = vmstate_test_use_memhp,
     .fields      = (VMStateField[]) {
         VMSTATE_MEMORY_HOTPLUG(acpi_memory_hotplug, ICH9LPCPMRegs),
         VMSTATE_END_OF_LIST()
@@ -175,12 +176,9 @@ const VMStateDescription vmstate_ich9_pm = {
         VMSTATE_UINT32(smi_sts, ICH9LPCPMRegs),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_memhp_state,
-            .needed = vmstate_test_use_memhp,
-        },
-        VMSTATE_END_OF_LIST()
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_memhp_state,
+        NULL
     }
 };
 

hw/acpi/piix4.c

@@ -260,6 +260,7 @@ static const VMStateDescription vmstate_memhp_state = {
     .version_id = 1,
     .minimum_version_id = 1,
     .minimum_version_id_old = 1,
+    .needed = vmstate_test_use_memhp,
     .fields      = (VMStateField[]) {
         VMSTATE_MEMORY_HOTPLUG(acpi_memory_hotplug, PIIX4PMState),
         VMSTATE_END_OF_LIST()
@@ -298,12 +299,9 @@ static const VMStateDescription vmstate_acpi = {
                             vmstate_test_use_acpi_pci_hotplug),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_memhp_state,
-            .needed = vmstate_test_use_memhp,
-        },
-        VMSTATE_END_OF_LIST()
+    .subsections = (const VMStateDescription*[]) {
+         &vmstate_memhp_state,
+         NULL
     }
 };
 

hw/arm/boot.c

@@ -574,15 +574,6 @@ static void arm_load_kernel_notify(Notifier *notifier, void *data)
     struct arm_boot_info *info =
         container_of(n, struct arm_boot_info, load_kernel_notifier);
 
-    /* CPU objects (unlike devices) are not automatically reset on system
-     * reset, so we must always register a handler to do so. If we're
-     * actually loading a kernel, the handler is also responsible for
-     * arranging that we start it correctly.
-     */
-    for (cs = CPU(cpu); cs; cs = CPU_NEXT(cs)) {
-        qemu_register_reset(do_cpu_reset, ARM_CPU(cs));
-    }
-
     /* Load the kernel.  */
     if (!info->kernel_filename || info->firmware_loaded) {
 
@@ -783,7 +774,18 @@ static void arm_load_kernel_notify(Notifier *notifier, void *data)
 
 void arm_load_kernel(ARMCPU *cpu, struct arm_boot_info *info)
 {
+    CPUState *cs;
+
     info->load_kernel_notifier.cpu = cpu;
     info->load_kernel_notifier.notifier.notify = arm_load_kernel_notify;
     qemu_add_machine_init_done_notifier(&info->load_kernel_notifier.notifier);
+
+    /* CPU objects (unlike devices) are not automatically reset on system
+     * reset, so we must always register a handler to do so. If we're
+     * actually loading a kernel, the handler is also responsible for
+     * arranging that we start it correctly.
+     */
+    for (cs = CPU(cpu); cs; cs = CPU_NEXT(cs)) {
+        qemu_register_reset(do_cpu_reset, ARM_CPU(cs));
+    }
 }

hw/arm/pxa2xx.c

@@ -334,10 +334,10 @@ static uint64_t pxa2xx_cpccnt_read(CPUARMState *env, const ARMCPRegInfo *ri)
 static const ARMCPRegInfo pxa_cp_reginfo[] = {
     /* cp14 crm==1: perf registers */
     { .name = "CPPMNC", .cp = 14, .crn = 0, .crm = 1, .opc1 = 0, .opc2 = 0,
-      .access = PL1_RW,
+      .access = PL1_RW, .type = ARM_CP_IO,
       .readfn = pxa2xx_cppmnc_read, .writefn = pxa2xx_cppmnc_write },
     { .name = "CPCCNT", .cp = 14, .crn = 1, .crm = 1, .opc1 = 0, .opc2 = 0,
-      .access = PL1_RW,
+      .access = PL1_RW, .type = ARM_CP_IO,
       .readfn = pxa2xx_cpccnt_read, .writefn = arm_cp_write_ignore },
     { .name = "CPINTEN", .cp = 14, .crn = 4, .crm = 1, .opc1 = 0, .opc2 = 0,
       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
@@ -356,11 +356,11 @@ static const ARMCPRegInfo pxa_cp_reginfo[] = {
       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
     /* cp14 crn==6: CLKCFG */
     { .name = "CLKCFG", .cp = 14, .crn = 6, .crm = 0, .opc1 = 0, .opc2 = 0,
-      .access = PL1_RW,
+      .access = PL1_RW, .type = ARM_CP_IO,
       .readfn = pxa2xx_clkcfg_read, .writefn = pxa2xx_clkcfg_write },
     /* cp14 crn==7: PWRMODE */
     { .name = "PWRMODE", .cp = 14, .crn = 7, .crm = 0, .opc1 = 0, .opc2 = 0,
-      .access = PL1_RW,
+      .access = PL1_RW, .type = ARM_CP_IO,
       .readfn = arm_cp_read_zero, .writefn = pxa2xx_pwrmode_write },
     REGINFO_SENTINEL
 };
@@ -457,7 +457,7 @@ typedef struct {
 
     MemoryRegion iomem;
     qemu_irq irq;
-    int enable;
+    uint32_t enable;
     SSIBus *bus;
 
     uint32_t sscr[2];
@@ -470,10 +470,39 @@ typedef struct {
     uint8_t ssacd;
 
     uint32_t rx_fifo[16];
-    int rx_level;
-    int rx_start;
+    uint32_t rx_level;
+    uint32_t rx_start;
 } PXA2xxSSPState;
 
+static bool pxa2xx_ssp_vmstate_validate(void *opaque, int version_id)
+{
+    PXA2xxSSPState *s = opaque;
+
+    return s->rx_start < sizeof(s->rx_fifo);
+}
+
+static const VMStateDescription vmstate_pxa2xx_ssp = {
+    .name = "pxa2xx-ssp",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT32(enable, PXA2xxSSPState),
+        VMSTATE_UINT32_ARRAY(sscr, PXA2xxSSPState, 2),
+        VMSTATE_UINT32(sspsp, PXA2xxSSPState),
+        VMSTATE_UINT32(ssto, PXA2xxSSPState),
+        VMSTATE_UINT32(ssitr, PXA2xxSSPState),
+        VMSTATE_UINT32(sssr, PXA2xxSSPState),
+        VMSTATE_UINT8(sstsa, PXA2xxSSPState),
+        VMSTATE_UINT8(ssrsa, PXA2xxSSPState),
+        VMSTATE_UINT8(ssacd, PXA2xxSSPState),
+        VMSTATE_UINT32(rx_level, PXA2xxSSPState),
+        VMSTATE_UINT32(rx_start, PXA2xxSSPState),
+        VMSTATE_VALIDATE("fifo is 16 bytes", pxa2xx_ssp_vmstate_validate),
+        VMSTATE_UINT32_ARRAY(rx_fifo, PXA2xxSSPState, 16),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 #define SSCR0	0x00	/* SSP Control register 0 */
 #define SSCR1	0x04	/* SSP Control register 1 */
 #define SSSR	0x08	/* SSP Status register */
@@ -705,55 +734,20 @@ static const MemoryRegionOps pxa2xx_ssp_ops = {
     .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
-static void pxa2xx_ssp_save(QEMUFile *f, void *opaque)
+static void pxa2xx_ssp_reset(DeviceState *d)
 {
-    PXA2xxSSPState *s = (PXA2xxSSPState *) opaque;
-    int i;
+    PXA2xxSSPState *s = PXA2XX_SSP(d);
 
-    qemu_put_be32(f, s->enable);
-
-    qemu_put_be32s(f, &s->sscr[0]);
-    qemu_put_be32s(f, &s->sscr[1]);
-    qemu_put_be32s(f, &s->sspsp);
-    qemu_put_be32s(f, &s->ssto);
-    qemu_put_be32s(f, &s->ssitr);
-    qemu_put_be32s(f, &s->sssr);
-    qemu_put_8s(f, &s->sstsa);
-    qemu_put_8s(f, &s->ssrsa);
-    qemu_put_8s(f, &s->ssacd);
-
-    qemu_put_byte(f, s->rx_level);
-    for (i = 0; i < s->rx_level; i ++)
-        qemu_put_byte(f, s->rx_fifo[(s->rx_start + i) & 0xf]);
-}
-
-static int pxa2xx_ssp_load(QEMUFile *f, void *opaque, int version_id)
-{
-    PXA2xxSSPState *s = (PXA2xxSSPState *) opaque;
-    int i, v;
-
-    s->enable = qemu_get_be32(f);
-
-    qemu_get_be32s(f, &s->sscr[0]);
-    qemu_get_be32s(f, &s->sscr[1]);
-    qemu_get_be32s(f, &s->sspsp);
-    qemu_get_be32s(f, &s->ssto);
-    qemu_get_be32s(f, &s->ssitr);
-    qemu_get_be32s(f, &s->sssr);
-    qemu_get_8s(f, &s->sstsa);
-    qemu_get_8s(f, &s->ssrsa);
-    qemu_get_8s(f, &s->ssacd);
-
-    v = qemu_get_byte(f);
-    if (v < 0 || v > ARRAY_SIZE(s->rx_fifo)) {
-        return -EINVAL;
-    }
-    s->rx_level = v;
-    s->rx_start = 0;
-    for (i = 0; i < s->rx_level; i ++)
-        s->rx_fifo[i] = qemu_get_byte(f);
-
-    return 0;
+    s->enable = 0;
+    s->sscr[0] = s->sscr[1] = 0;
+    s->sspsp = 0;
+    s->ssto = 0;
+    s->ssitr = 0;
+    s->sssr = 0;
+    s->sstsa = 0;
+    s->ssrsa = 0;
+    s->ssacd = 0;
+    s->rx_start = s->rx_level = 0;
 }
 
 static int pxa2xx_ssp_init(SysBusDevice *sbd)
@@ -766,8 +760,6 @@ static int pxa2xx_ssp_init(SysBusDevice *sbd)
     memory_region_init_io(&s->iomem, OBJECT(s), &pxa2xx_ssp_ops, s,
                           "pxa2xx-ssp", 0x1000);
     sysbus_init_mmio(sbd, &s->iomem);
-    register_savevm(dev, "pxa2xx_ssp", -1, 0,
-                    pxa2xx_ssp_save, pxa2xx_ssp_load, s);
 
     s->bus = ssi_create_bus(dev, "ssi");
     return 0;
@@ -1759,24 +1751,33 @@ static PXA2xxI2SState *pxa2xx_i2s_init(MemoryRegion *sysmem,
 }
 
 /* PXA Fast Infra-red Communications Port */
+#define TYPE_PXA2XX_FIR "pxa2xx-fir"
+#define PXA2XX_FIR(obj) OBJECT_CHECK(PXA2xxFIrState, (obj), TYPE_PXA2XX_FIR)
+
 struct PXA2xxFIrState {
+    /*< private >*/
+    SysBusDevice parent_obj;
+    /*< public >*/
+
     MemoryRegion iomem;
     qemu_irq irq;
     qemu_irq rx_dma;
     qemu_irq tx_dma;
-    int enable;
+    uint32_t enable;
     CharDriverState *chr;
 
     uint8_t control[3];
     uint8_t status[2];
 
-    int rx_len;
-    int rx_start;
+    uint32_t rx_len;
+    uint32_t rx_start;
     uint8_t rx_fifo[64];
 };
 
-static void pxa2xx_fir_reset(PXA2xxFIrState *s)
+static void pxa2xx_fir_reset(DeviceState *d)
 {
+    PXA2xxFIrState *s = PXA2XX_FIR(d);
+
     s->control[0] = 0x00;
     s->control[1] = 0x00;
     s->control[2] = 0x00;
@@ -1953,73 +1954,94 @@ static void pxa2xx_fir_event(void *opaque, int event)
 {
 }
 
-static void pxa2xx_fir_save(QEMUFile *f, void *opaque)
+static void pxa2xx_fir_instance_init(Object *obj)
 {
-    PXA2xxFIrState *s = (PXA2xxFIrState *) opaque;
-    int i;
+    PXA2xxFIrState *s = PXA2XX_FIR(obj);
+    SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
 
-    qemu_put_be32(f, s->enable);
-
-    qemu_put_8s(f, &s->control[0]);
-    qemu_put_8s(f, &s->control[1]);
-    qemu_put_8s(f, &s->control[2]);
-    qemu_put_8s(f, &s->status[0]);
-    qemu_put_8s(f, &s->status[1]);
-
-    qemu_put_byte(f, s->rx_len);
-    for (i = 0; i < s->rx_len; i ++)
-        qemu_put_byte(f, s->rx_fifo[(s->rx_start + i) & 63]);
+    memory_region_init_io(&s->iomem, NULL, &pxa2xx_fir_ops, s,
+                          "pxa2xx-fir", 0x1000);
+    sysbus_init_mmio(sbd, &s->iomem);
+    sysbus_init_irq(sbd, &s->irq);
+    sysbus_init_irq(sbd, &s->rx_dma);
+    sysbus_init_irq(sbd, &s->tx_dma);
 }
 
-static int pxa2xx_fir_load(QEMUFile *f, void *opaque, int version_id)
+static void pxa2xx_fir_realize(DeviceState *dev, Error **errp)
 {
-    PXA2xxFIrState *s = (PXA2xxFIrState *) opaque;
-    int i;
+    PXA2xxFIrState *s = PXA2XX_FIR(dev);
 
-    s->enable = qemu_get_be32(f);
-
-    qemu_get_8s(f, &s->control[0]);
-    qemu_get_8s(f, &s->control[1]);
-    qemu_get_8s(f, &s->control[2]);
-    qemu_get_8s(f, &s->status[0]);
-    qemu_get_8s(f, &s->status[1]);
-
-    s->rx_len = qemu_get_byte(f);
-    s->rx_start = 0;
-    for (i = 0; i < s->rx_len; i ++)
-        s->rx_fifo[i] = qemu_get_byte(f);
-
-    return 0;
-}
-
-static PXA2xxFIrState *pxa2xx_fir_init(MemoryRegion *sysmem,
-                hwaddr base,
-                qemu_irq irq, qemu_irq rx_dma, qemu_irq tx_dma,
-                CharDriverState *chr)
-{
-    PXA2xxFIrState *s = (PXA2xxFIrState *)
-            g_malloc0(sizeof(PXA2xxFIrState));
-
-    s->irq = irq;
-    s->rx_dma = rx_dma;
-    s->tx_dma = tx_dma;
-    s->chr = chr;
-
-    pxa2xx_fir_reset(s);
-
-    memory_region_init_io(&s->iomem, NULL, &pxa2xx_fir_ops, s, "pxa2xx-fir", 0x1000);
-    memory_region_add_subregion(sysmem, base, &s->iomem);
-
-    if (chr) {
-        qemu_chr_fe_claim_no_fail(chr);
-        qemu_chr_add_handlers(chr, pxa2xx_fir_is_empty,
+    if (s->chr) {
+        qemu_chr_fe_claim_no_fail(s->chr);
+        qemu_chr_add_handlers(s->chr, pxa2xx_fir_is_empty,
                         pxa2xx_fir_rx, pxa2xx_fir_event, s);
     }
+}
 
-    register_savevm(NULL, "pxa2xx_fir", 0, 0, pxa2xx_fir_save,
-                    pxa2xx_fir_load, s);
+static bool pxa2xx_fir_vmstate_validate(void *opaque, int version_id)
+{
+    PXA2xxFIrState *s = opaque;
 
-    return s;
+    return s->rx_start < ARRAY_SIZE(s->rx_fifo);
+}
+
+static const VMStateDescription pxa2xx_fir_vmsd = {
+    .name = "pxa2xx-fir",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT32(enable, PXA2xxFIrState),
+        VMSTATE_UINT8_ARRAY(control, PXA2xxFIrState, 3),
+        VMSTATE_UINT8_ARRAY(status, PXA2xxFIrState, 2),
+        VMSTATE_UINT32(rx_len, PXA2xxFIrState),
+        VMSTATE_UINT32(rx_start, PXA2xxFIrState),
+        VMSTATE_VALIDATE("fifo is 64 bytes", pxa2xx_fir_vmstate_validate),
+        VMSTATE_UINT8_ARRAY(rx_fifo, PXA2xxFIrState, 64),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
+static Property pxa2xx_fir_properties[] = {
+    DEFINE_PROP_CHR("chardev", PXA2xxFIrState, chr),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void pxa2xx_fir_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->realize = pxa2xx_fir_realize;
+    dc->vmsd = &pxa2xx_fir_vmsd;
+    dc->props = pxa2xx_fir_properties;
+    dc->reset = pxa2xx_fir_reset;
+}
+
+static const TypeInfo pxa2xx_fir_info = {
+    .name = TYPE_PXA2XX_FIR,
+    .parent = TYPE_SYS_BUS_DEVICE,
+    .instance_size = sizeof(PXA2xxFIrState),
+    .class_init = pxa2xx_fir_class_init,
+    .instance_init = pxa2xx_fir_instance_init,
+};
+
+static PXA2xxFIrState *pxa2xx_fir_init(MemoryRegion *sysmem,
+                                       hwaddr base,
+                                       qemu_irq irq, qemu_irq rx_dma,
+                                       qemu_irq tx_dma,
+                                       CharDriverState *chr)
+{
+    DeviceState *dev;
+    SysBusDevice *sbd;
+
+    dev = qdev_create(NULL, TYPE_PXA2XX_FIR);
+    qdev_prop_set_chr(dev, "chardev", chr);
+    qdev_init_nofail(dev);
+    sbd = SYS_BUS_DEVICE(dev);
+    sysbus_mmio_map(sbd, 0, base);
+    sysbus_connect_irq(sbd, 0, irq);
+    sysbus_connect_irq(sbd, 1, rx_dma);
+    sysbus_connect_irq(sbd, 2, tx_dma);
+    return PXA2XX_FIR(dev);
 }
 
 static void pxa2xx_reset(void *opaque, int line, int level)
@@ -2306,8 +2328,11 @@ PXA2xxState *pxa255_init(MemoryRegion *address_space, unsigned int sdram_size)
 static void pxa2xx_ssp_class_init(ObjectClass *klass, void *data)
 {
     SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
     sdc->init = pxa2xx_ssp_init;
+    dc->reset = pxa2xx_ssp_reset;
+    dc->vmsd = &vmstate_pxa2xx_ssp;
 }
 
 static const TypeInfo pxa2xx_ssp_info = {
@@ -2323,6 +2348,7 @@ static void pxa2xx_register_types(void)
     type_register_static(&pxa2xx_ssp_info);
     type_register_static(&pxa2xx_i2c_info);
     type_register_static(&pxa2xx_rtc_sysbus_info);
+    type_register_static(&pxa2xx_fir_info);
 }
 
 type_init(pxa2xx_register_types)

hw/arm/pxa2xx_pic.c

@@ -232,7 +232,7 @@ static void pxa2xx_pic_cp_write(CPUARMState *env, const ARMCPRegInfo *ri,
 
 #define REGINFO_FOR_PIC_CP(NAME, CRN) \
     { .name = NAME, .cp = 6, .crn = CRN, .crm = 0, .opc1 = 0, .opc2 = 0, \
-      .access = PL1_RW, \
+      .access = PL1_RW, .type = ARM_CP_IO, \
       .readfn = pxa2xx_pic_cp_read, .writefn = pxa2xx_pic_cp_write }
 
 static const ARMCPRegInfo pxa_pic_cp_reginfo[] = {

hw/arm/sysbus-fdt.c

@@ -26,6 +26,9 @@
 #include "sysemu/device_tree.h"
 #include "hw/platform-bus.h"
 #include "sysemu/sysemu.h"
+#include "hw/vfio/vfio-platform.h"
+#include "hw/vfio/vfio-calxeda-xgmac.h"
+#include "hw/arm/fdt.h"
 
 /*
  * internal struct that contains the information to create dynamic
@@ -53,11 +56,81 @@ typedef struct NodeCreationPair {
     int (*add_fdt_node_fn)(SysBusDevice *sbdev, void *opaque);
 } NodeCreationPair;
 
+/* Device Specific Code */
+
+/**
+ * add_calxeda_midway_xgmac_fdt_node
+ *
+ * Generates a simple node with following properties:
+ * compatible string, regs, interrupts, dma-coherent
+ */
+static int add_calxeda_midway_xgmac_fdt_node(SysBusDevice *sbdev, void *opaque)
+{
+    PlatformBusFDTData *data = opaque;
+    PlatformBusDevice *pbus = data->pbus;
+    void *fdt = data->fdt;
+    const char *parent_node = data->pbus_node_name;
+    int compat_str_len, i, ret = -1;
+    char *nodename;
+    uint32_t *irq_attr, *reg_attr;
+    uint64_t mmio_base, irq_number;
+    VFIOPlatformDevice *vdev = VFIO_PLATFORM_DEVICE(sbdev);
+    VFIODevice *vbasedev = &vdev->vbasedev;
+
+    mmio_base = platform_bus_get_mmio_addr(pbus, sbdev, 0);
+    nodename = g_strdup_printf("%s/%s@%" PRIx64, parent_node,
+                               vbasedev->name, mmio_base);
+    qemu_fdt_add_subnode(fdt, nodename);
+
+    compat_str_len = strlen(vdev->compat) + 1;
+    qemu_fdt_setprop(fdt, nodename, "compatible",
+                          vdev->compat, compat_str_len);
+
+    qemu_fdt_setprop(fdt, nodename, "dma-coherent", "", 0);
+
+    reg_attr = g_new(uint32_t, vbasedev->num_regions * 2);
+    for (i = 0; i < vbasedev->num_regions; i++) {
+        mmio_base = platform_bus_get_mmio_addr(pbus, sbdev, i);
+        reg_attr[2 * i] = cpu_to_be32(mmio_base);
+        reg_attr[2 * i + 1] = cpu_to_be32(
+                                memory_region_size(&vdev->regions[i]->mem));
+    }
+    ret = qemu_fdt_setprop(fdt, nodename, "reg", reg_attr,
+                           vbasedev->num_regions * 2 * sizeof(uint32_t));
+    if (ret) {
+        error_report("could not set reg property of node %s", nodename);
+        goto fail_reg;
+    }
+
+    irq_attr = g_new(uint32_t, vbasedev->num_irqs * 3);
+    for (i = 0; i < vbasedev->num_irqs; i++) {
+        irq_number = platform_bus_get_irqn(pbus, sbdev , i)
+                         + data->irq_start;
+        irq_attr[3 * i] = cpu_to_be32(GIC_FDT_IRQ_TYPE_SPI);
+        irq_attr[3 * i + 1] = cpu_to_be32(irq_number);
+        irq_attr[3 * i + 2] = cpu_to_be32(GIC_FDT_IRQ_FLAGS_LEVEL_HI);
+    }
+    ret = qemu_fdt_setprop(fdt, nodename, "interrupts",
+                     irq_attr, vbasedev->num_irqs * 3 * sizeof(uint32_t));
+    if (ret) {
+        error_report("could not set interrupts property of node %s",
+                     nodename);
+    }
+    g_free(irq_attr);
+fail_reg:
+    g_free(reg_attr);
+    g_free(nodename);
+    return ret;
+}
+
 /* list of supported dynamic sysbus devices */
 static const NodeCreationPair add_fdt_node_functions[] = {
+    {TYPE_VFIO_CALXEDA_XGMAC, add_calxeda_midway_xgmac_fdt_node},
     {"", NULL}, /* last element */
 };
 
+/* Generic Code */
+
 /**
  * add_fdt_node - add the device tree node of a dynamic sysbus device
  *

hw/arm/virt-acpi-build.c

@@ -84,6 +84,12 @@ static void acpi_dsdt_add_uart(Aml *scope, const MemMapEntry *uart_memmap,
                aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH,
                              AML_EXCLUSIVE, uart_irq));
     aml_append(dev, aml_name_decl("_CRS", crs));
+
+    /* The _ADR entry is used to link this device to the UART described
+     * in the SPCR table, i.e. SPCR.base_address.address == _ADR.
+     */
+    aml_append(dev, aml_name_decl("_ADR", aml_int(uart_memmap->base)));
+
     aml_append(scope, dev);
 }
 
@@ -333,6 +339,38 @@ build_rsdp(GArray *rsdp_table, GArray *linker, unsigned rsdt)
     return rsdp_table;
 }
 
+static void
+build_spcr(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info)
+{
+    AcpiSerialPortConsoleRedirection *spcr;
+    const MemMapEntry *uart_memmap = &guest_info->memmap[VIRT_UART];
+    int irq = guest_info->irqmap[VIRT_UART] + ARM_SPI_BASE;
+
+    spcr = acpi_data_push(table_data, sizeof(*spcr));
+
+    spcr->interface_type = 0x3;    /* ARM PL011 UART */
+
+    spcr->base_address.space_id = AML_SYSTEM_MEMORY;
+    spcr->base_address.bit_width = 8;
+    spcr->base_address.bit_offset = 0;
+    spcr->base_address.access_width = 1;
+    spcr->base_address.address = cpu_to_le64(uart_memmap->base);
+
+    spcr->interrupt_types = (1 << 3); /* Bit[3] ARMH GIC interrupt */
+    spcr->gsi = cpu_to_le32(irq);  /* Global System Interrupt */
+
+    spcr->baud = 3;                /* Baud Rate: 3 = 9600 */
+    spcr->parity = 0;              /* No Parity */
+    spcr->stopbits = 1;            /* 1 Stop bit */
+    spcr->flowctrl = (1 << 1);     /* Bit[1] = RTS/CTS hardware flow control */
+    spcr->term_type = 0;           /* Terminal Type: 0 = VT100 */
+
+    spcr->pci_device_id = 0xffff;  /* PCI Device ID: not a PCI device */
+    spcr->pci_vendor_id = 0xffff;  /* PCI Vendor ID: not a PCI device */
+
+    build_header(linker, table_data, (void *)spcr, "SPCR", sizeof(*spcr), 2);
+}
+
 static void
 build_mcfg(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info)
 {
@@ -514,7 +552,7 @@ void virt_acpi_build(VirtGuestInfo *guest_info, AcpiBuildTables *tables)
     dsdt = tables_blob->len;
     build_dsdt(tables_blob, tables->linker, guest_info);
 
-    /* FADT MADT GTDT pointed to by RSDT */
+    /* FADT MADT GTDT SPCR pointed to by RSDT */
     acpi_add_table(table_offsets, tables_blob);
     build_fadt(tables_blob, tables->linker, dsdt);
 
@@ -527,6 +565,9 @@ void virt_acpi_build(VirtGuestInfo *guest_info, AcpiBuildTables *tables)
     acpi_add_table(table_offsets, tables_blob);
     build_mcfg(tables_blob, tables->linker, guest_info);
 
+    acpi_add_table(table_offsets, tables_blob);
+    build_spcr(tables_blob, tables->linker, guest_info);
+
     /* RSDT is pointed to by RSDP */
     rsdt = tables_blob->len;
     build_rsdt(tables_blob, tables->linker, table_offsets);

hw/arm/virt.c

@@ -47,21 +47,11 @@
 #include "hw/arm/virt-acpi-build.h"
 #include "hw/arm/sysbus-fdt.h"
 #include "hw/platform-bus.h"
+#include "hw/arm/fdt.h"
 
 /* Number of external interrupt lines to configure the GIC with */
 #define NUM_IRQS 256
 
-#define GIC_FDT_IRQ_TYPE_SPI 0
-#define GIC_FDT_IRQ_TYPE_PPI 1
-
-#define GIC_FDT_IRQ_FLAGS_EDGE_LO_HI 1
-#define GIC_FDT_IRQ_FLAGS_EDGE_HI_LO 2
-#define GIC_FDT_IRQ_FLAGS_LEVEL_HI 4
-#define GIC_FDT_IRQ_FLAGS_LEVEL_LO 8
-
-#define GIC_FDT_IRQ_PPI_CPU_START 8
-#define GIC_FDT_IRQ_PPI_CPU_WIDTH 8
-
 #define PLATFORM_BUS_NUM_IRQS 64
 
 static ARMPlatformBusSystemParams platform_bus_params;
@@ -144,6 +134,11 @@ static VirtBoardInfo machines[] = {
         .memmap = a15memmap,
         .irqmap = a15irqmap,
     },
+    {
+        .cpu_model = "cortex-a53",
+        .memmap = a15memmap,
+        .irqmap = a15irqmap,
+    },
     {
         .cpu_model = "cortex-a57",
         .memmap = a15memmap,
@@ -306,7 +301,7 @@ static void fdt_add_cpu_nodes(const VirtBoardInfo *vbi)
                                         "enable-method", "psci");
         }
 
-        qemu_fdt_setprop_cell(vbi->fdt, nodename, "reg", cpu);
+        qemu_fdt_setprop_cell(vbi->fdt, nodename, "reg", armcpu->mp_affinity);
         g_free(nodename);
     }
 }

hw/arm/xlnx-ep108.c

@@ -65,7 +65,7 @@ static void xlnx_ep108_init(MachineState *machine)
     xlnx_ep108_binfo.kernel_cmdline = machine->kernel_cmdline;
     xlnx_ep108_binfo.initrd_filename = machine->initrd_filename;
     xlnx_ep108_binfo.loader_start = 0;
-    arm_load_kernel(&s->soc.cpu[0], &xlnx_ep108_binfo);
+    arm_load_kernel(s->soc.boot_cpu_ptr, &xlnx_ep108_binfo);
 }
 
 static QEMUMachine xlnx_ep108_machine = {

hw/arm/xlnx-zynqmp.c

@@ -64,10 +64,17 @@ static void xlnx_zynqmp_init(Object *obj)
     XlnxZynqMPState *s = XLNX_ZYNQMP(obj);
     int i;
 
-    for (i = 0; i < XLNX_ZYNQMP_NUM_CPUS; i++) {
-        object_initialize(&s->cpu[i], sizeof(s->cpu[i]),
+    for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
+        object_initialize(&s->apu_cpu[i], sizeof(s->apu_cpu[i]),
                           "cortex-a53-" TYPE_ARM_CPU);
-        object_property_add_child(obj, "cpu[*]", OBJECT(&s->cpu[i]),
+        object_property_add_child(obj, "apu-cpu[*]", OBJECT(&s->apu_cpu[i]),
+                                  &error_abort);
+    }
+
+    for (i = 0; i < XLNX_ZYNQMP_NUM_RPU_CPUS; i++) {
+        object_initialize(&s->rpu_cpu[i], sizeof(s->rpu_cpu[i]),
+                          "cortex-r5-" TYPE_ARM_CPU);
+        object_property_add_child(obj, "rpu-cpu[*]", OBJECT(&s->rpu_cpu[i]),
                                   &error_abort);
     }
 
@@ -90,12 +97,13 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
     XlnxZynqMPState *s = XLNX_ZYNQMP(dev);
     MemoryRegion *system_memory = get_system_memory();
     uint8_t i;
+    const char *boot_cpu = s->boot_cpu ? s->boot_cpu : "apu-cpu[0]";
     qemu_irq gic_spi[GIC_NUM_SPI_INTR];
     Error *err = NULL;
 
     qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", GIC_NUM_SPI_INTR + 32);
     qdev_prop_set_uint32(DEVICE(&s->gic), "revision", 2);
-    qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", XLNX_ZYNQMP_NUM_CPUS);
+    qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", XLNX_ZYNQMP_NUM_APU_CPUS);
     object_property_set_bool(OBJECT(&s->gic), true, "realized", &err);
     if (err) {
         error_propagate((errp), (err));
@@ -121,38 +129,77 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
         }
     }
 
-    for (i = 0; i < XLNX_ZYNQMP_NUM_CPUS; i++) {
+    for (i = 0; i < XLNX_ZYNQMP_NUM_APU_CPUS; i++) {
         qemu_irq irq;
+        char *name;
 
-        object_property_set_int(OBJECT(&s->cpu[i]), QEMU_PSCI_CONDUIT_SMC,
+        object_property_set_int(OBJECT(&s->apu_cpu[i]), QEMU_PSCI_CONDUIT_SMC,
                                 "psci-conduit", &error_abort);
-        if (i > 0) {
+
+        name = object_get_canonical_path_component(OBJECT(&s->apu_cpu[i]));
+        if (strcmp(name, boot_cpu)) {
             /* Secondary CPUs start in PSCI powered-down state */
-            object_property_set_bool(OBJECT(&s->cpu[i]), true,
+            object_property_set_bool(OBJECT(&s->apu_cpu[i]), true,
                                      "start-powered-off", &error_abort);
+        } else {
+            s->boot_cpu_ptr = &s->apu_cpu[i];
         }
 
-        object_property_set_int(OBJECT(&s->cpu[i]), GIC_BASE_ADDR,
+        object_property_set_int(OBJECT(&s->apu_cpu[i]), GIC_BASE_ADDR,
                                 "reset-cbar", &err);
         if (err) {
             error_propagate((errp), (err));
             return;
         }
 
-        object_property_set_bool(OBJECT(&s->cpu[i]), true, "realized", &err);
+        object_property_set_bool(OBJECT(&s->apu_cpu[i]), true, "realized",
+                                 &err);
         if (err) {
             error_propagate((errp), (err));
             return;
         }
 
         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i,
-                           qdev_get_gpio_in(DEVICE(&s->cpu[i]), ARM_CPU_IRQ));
+                           qdev_get_gpio_in(DEVICE(&s->apu_cpu[i]),
+                                            ARM_CPU_IRQ));
         irq = qdev_get_gpio_in(DEVICE(&s->gic),
                                arm_gic_ppi_index(i, ARM_PHYS_TIMER_PPI));
-        qdev_connect_gpio_out(DEVICE(&s->cpu[i]), 0, irq);
+        qdev_connect_gpio_out(DEVICE(&s->apu_cpu[i]), 0, irq);
         irq = qdev_get_gpio_in(DEVICE(&s->gic),
                                arm_gic_ppi_index(i, ARM_VIRT_TIMER_PPI));
-        qdev_connect_gpio_out(DEVICE(&s->cpu[i]), 1, irq);
+        qdev_connect_gpio_out(DEVICE(&s->apu_cpu[i]), 1, irq);
+    }
+
+    for (i = 0; i < XLNX_ZYNQMP_NUM_RPU_CPUS; i++) {
+        char *name;
+
+        name = object_get_canonical_path_component(OBJECT(&s->rpu_cpu[i]));
+        if (strcmp(name, boot_cpu)) {
+            /* Secondary CPUs start in PSCI powered-down state */
+            object_property_set_bool(OBJECT(&s->rpu_cpu[i]), true,
+                                     "start-powered-off", &error_abort);
+        } else {
+            s->boot_cpu_ptr = &s->rpu_cpu[i];
+        }
+
+        object_property_set_bool(OBJECT(&s->rpu_cpu[i]), true, "reset-hivecs",
+                                 &err);
+        if (err != NULL) {
+            error_propagate(errp, err);
+            return;
+        }
+
+        object_property_set_bool(OBJECT(&s->rpu_cpu[i]), true, "realized",
+                                 &err);
+        if (err) {
+            error_propagate((errp), (err));
+            return;
+        }
+    }
+
+    if (!s->boot_cpu_ptr) {
+        error_setg(errp, "ZynqMP Boot cpu %s not found\n", boot_cpu);
+        return;
     }
 
     for (i = 0; i < GIC_NUM_SPI_INTR; i++) {
@@ -188,10 +235,16 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
     }
 }
 
+static Property xlnx_zynqmp_props[] = {
+    DEFINE_PROP_STRING("boot-cpu", XlnxZynqMPState, boot_cpu),
+    DEFINE_PROP_END_OF_LIST()
+};
+
 static void xlnx_zynqmp_class_init(ObjectClass *oc, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(oc);
 
+    dc->props = xlnx_zynqmp_props;
     dc->realize = xlnx_zynqmp_realize;
 }
 

hw/block/fdc.c

@@ -699,6 +699,7 @@ static const VMStateDescription vmstate_fdrive_media_changed = {
     .name = "fdrive/media_changed",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = fdrive_media_changed_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT8(media_changed, FDrive),
         VMSTATE_END_OF_LIST()
@@ -716,6 +717,7 @@ static const VMStateDescription vmstate_fdrive_media_rate = {
     .name = "fdrive/media_rate",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = fdrive_media_rate_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT8(media_rate, FDrive),
         VMSTATE_END_OF_LIST()
@@ -733,6 +735,7 @@ static const VMStateDescription vmstate_fdrive_perpendicular = {
     .name = "fdrive/perpendicular",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = fdrive_perpendicular_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT8(perpendicular, FDrive),
         VMSTATE_END_OF_LIST()
@@ -756,19 +759,11 @@ static const VMStateDescription vmstate_fdrive = {
         VMSTATE_UINT8(sect, FDrive),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_fdrive_media_changed,
-            .needed = &fdrive_media_changed_needed,
-        } , {
-            .vmsd = &vmstate_fdrive_media_rate,
-            .needed = &fdrive_media_rate_needed,
-        } , {
-            .vmsd = &vmstate_fdrive_perpendicular,
-            .needed = &fdrive_perpendicular_needed,
-        } , {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_fdrive_media_changed,
+        &vmstate_fdrive_media_rate,
+        &vmstate_fdrive_perpendicular,
+        NULL
     }
 };
 
@@ -833,6 +828,7 @@ static const VMStateDescription vmstate_fdc_reset_sensei = {
     .name = "fdc/reset_sensei",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = fdc_reset_sensei_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(reset_sensei, FDCtrl),
         VMSTATE_END_OF_LIST()
@@ -850,6 +846,7 @@ static const VMStateDescription vmstate_fdc_result_timer = {
     .name = "fdc/result_timer",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = fdc_result_timer_needed,
     .fields = (VMStateField[]) {
         VMSTATE_TIMER_PTR(result_timer, FDCtrl),
         VMSTATE_END_OF_LIST()
@@ -867,6 +864,7 @@ static const VMStateDescription vmstate_fdc_phase = {
     .name = "fdc/phase",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = fdc_phase_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT8(phase, FDCtrl),
         VMSTATE_END_OF_LIST()
@@ -911,19 +909,11 @@ static const VMStateDescription vmstate_fdc = {
                              vmstate_fdrive, FDrive),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_fdc_reset_sensei,
-            .needed = fdc_reset_sensei_needed,
-        } , {
-            .vmsd = &vmstate_fdc_result_timer,
-            .needed = fdc_result_timer_needed,
-        } , {
-            .vmsd = &vmstate_fdc_phase,
-            .needed = fdc_phase_needed,
-        } , {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_fdc_reset_sensei,
+        &vmstate_fdc_result_timer,
+        &vmstate_fdc_phase,
+        NULL
     }
 };
 

hw/char/serial.c

@@ -662,6 +662,7 @@ static const VMStateDescription vmstate_serial_thr_ipending = {
     .name = "serial/thr_ipending",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = serial_thr_ipending_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(thr_ipending, SerialState),
         VMSTATE_END_OF_LIST()
@@ -678,6 +679,7 @@ static const VMStateDescription vmstate_serial_tsr = {
     .name = "serial/tsr",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = serial_tsr_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(tsr_retry, SerialState),
         VMSTATE_UINT8(thr, SerialState),
@@ -697,6 +699,7 @@ static const VMStateDescription vmstate_serial_recv_fifo = {
     .name = "serial/recv_fifo",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = serial_recv_fifo_needed,
     .fields = (VMStateField[]) {
         VMSTATE_STRUCT(recv_fifo, SerialState, 1, vmstate_fifo8, Fifo8),
         VMSTATE_END_OF_LIST()
@@ -713,6 +716,7 @@ static const VMStateDescription vmstate_serial_xmit_fifo = {
     .name = "serial/xmit_fifo",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = serial_xmit_fifo_needed,
     .fields = (VMStateField[]) {
         VMSTATE_STRUCT(xmit_fifo, SerialState, 1, vmstate_fifo8, Fifo8),
         VMSTATE_END_OF_LIST()
@@ -729,6 +733,7 @@ static const VMStateDescription vmstate_serial_fifo_timeout_timer = {
     .name = "serial/fifo_timeout_timer",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = serial_fifo_timeout_timer_needed,
     .fields = (VMStateField[]) {
         VMSTATE_TIMER_PTR(fifo_timeout_timer, SerialState),
         VMSTATE_END_OF_LIST()
@@ -745,6 +750,7 @@ static const VMStateDescription vmstate_serial_timeout_ipending = {
     .name = "serial/timeout_ipending",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = serial_timeout_ipending_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(timeout_ipending, SerialState),
         VMSTATE_END_OF_LIST()
@@ -760,6 +766,7 @@ static bool serial_poll_needed(void *opaque)
 static const VMStateDescription vmstate_serial_poll = {
     .name = "serial/poll",
     .version_id = 1,
+    .needed = serial_poll_needed,
     .minimum_version_id = 1,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(poll_msl, SerialState),
@@ -788,31 +795,15 @@ const VMStateDescription vmstate_serial = {
         VMSTATE_UINT8_V(fcr_vmstate, SerialState, 3),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_serial_thr_ipending,
-            .needed = &serial_thr_ipending_needed,
-        } , {
-            .vmsd = &vmstate_serial_tsr,
-            .needed = &serial_tsr_needed,
-        } , {
-            .vmsd = &vmstate_serial_recv_fifo,
-            .needed = &serial_recv_fifo_needed,
-        } , {
-            .vmsd = &vmstate_serial_xmit_fifo,
-            .needed = &serial_xmit_fifo_needed,
-        } , {
-            .vmsd = &vmstate_serial_fifo_timeout_timer,
-            .needed = &serial_fifo_timeout_timer_needed,
-        } , {
-            .vmsd = &vmstate_serial_timeout_ipending,
-            .needed = &serial_timeout_ipending_needed,
-        } , {
-            .vmsd = &vmstate_serial_poll,
-            .needed = &serial_poll_needed,
-        } , {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_serial_thr_ipending,
+        &vmstate_serial_tsr,
+        &vmstate_serial_recv_fifo,
+        &vmstate_serial_xmit_fifo,
+        &vmstate_serial_fifo_timeout_timer,
+        &vmstate_serial_timeout_ipending,
+        &vmstate_serial_poll,
+        NULL
     }
 };
 

hw/char/virtio-serial-bus.c

@@ -1083,7 +1083,8 @@ static void virtio_serial_device_unrealize(DeviceState *dev, Error **errp)
 }
 
 static Property virtio_serial_properties[] = {
-    DEFINE_VIRTIO_SERIAL_PROPERTIES(VirtIOSerial, serial),
+    DEFINE_PROP_UINT32("max_ports", VirtIOSerial, serial.max_virtserial_ports,
+                                                  31),
     DEFINE_PROP_END_OF_LIST(),
 };
 

hw/core/nmi.c

@@ -21,6 +21,7 @@
 
 #include "hw/nmi.h"
 #include "qapi/qmp/qerror.h"
+#include "monitor/monitor.h"
 
 struct do_nmi_s {
     int cpu_index;
@@ -70,6 +71,25 @@ void nmi_monitor_handle(int cpu_index, Error **errp)
     }
 }
 
+void inject_nmi(void)
+{
+#if defined(TARGET_I386)
+    CPUState *cs;
+
+    CPU_FOREACH(cs) {
+        X86CPU *cpu = X86_CPU(cs);
+
+        if (!cpu->apic_state) {
+            cpu_interrupt(cs, CPU_INTERRUPT_NMI);
+        } else {
+            apic_deliver_nmi(cpu->apic_state);
+        }
+    }
+#else
+    nmi_monitor_handle(0, NULL);
+#endif
+}
+
 static const TypeInfo nmi_info = {
     .name          = TYPE_NMI,
     .parent        = TYPE_INTERFACE,

hw/core/qdev.c

@@ -126,9 +126,9 @@ void qbus_set_bus_hotplug_handler(BusState *bus, Error **errp)
     qbus_set_hotplug_handler_internal(bus, OBJECT(bus), errp);
 }
 
-/* Create a new device.  This only initializes the device state structure
-   and allows properties to be set.  qdev_init should be called to
-   initialize the actual device emulation.  */
+/* Create a new device.  This only initializes the device state
+   structure and allows properties to be set.  The device still needs
+   to be realized.  See qdev-core.h.  */
 DeviceState *qdev_create(BusState *bus, const char *name)
 {
     DeviceState *dev;
@@ -168,27 +168,6 @@ DeviceState *qdev_try_create(BusState *bus, const char *type)
     return dev;
 }
 
-/* Initialize a device.  Device properties should be set before calling
-   this function.  IRQs and MMIO regions should be connected/mapped after
-   calling this function.
-   On failure, destroy the device and return negative value.
-   Return 0 on success.  */
-int qdev_init(DeviceState *dev)
-{
-    Error *local_err = NULL;
-
-    assert(!dev->realized);
-
-    object_property_set_bool(OBJECT(dev), true, "realized", &local_err);
-    if (local_err != NULL) {
-        qerror_report_err(local_err);
-        error_free(local_err);
-        object_unparent(OBJECT(dev));
-        return -1;
-    }
-    return 0;
-}
-
 static QTAILQ_HEAD(device_listeners, DeviceListener) device_listeners
     = QTAILQ_HEAD_INITIALIZER(device_listeners);
 
@@ -364,13 +343,19 @@ void qdev_simple_device_unplug_cb(HotplugHandler *hotplug_dev,
     object_unparent(OBJECT(dev));
 }
 
-/* Like qdev_init(), but terminate program via error_report() instead of
-   returning an error value.  This is okay during machine creation.
-   Don't use for hotplug, because there callers need to recover from
-   failure.  Exception: if you know the device's init() callback can't
-   fail, then qdev_init_nofail() can't fail either, and is therefore
-   usable even then.  But relying on the device implementation that
-   way is somewhat unclean, and best avoided.  */
+/*
+ * Realize @dev.
+ * Device properties should be set before calling this function.  IRQs
+ * and MMIO regions should be connected/mapped after calling this
+ * function.
+ * On failure, report an error with error_report() and terminate the
+ * program.  This is okay during machine creation.  Don't use for
+ * hotplug, because there callers need to recover from failure.
+ * Exception: if you know the device's init() callback can't fail,
+ * then qdev_init_nofail() can't fail either, and is therefore usable
+ * even then.  But relying on the device implementation that way is
+ * somewhat unclean, and best avoided.
+ */
 void qdev_init_nofail(DeviceState *dev)
 {
     Error *err = NULL;
@@ -563,6 +548,7 @@ void qdev_pass_gpios(DeviceState *dev, DeviceState *container,
         object_property_add_alias(OBJECT(container), propname,
                                   OBJECT(dev), propname,
                                   &error_abort);
+        g_free(propname);
     }
     for (i = 0; i < ngl->num_out; i++) {
         const char *nm = ngl->name ? ngl->name : "unnamed-gpio-out";
@@ -571,6 +557,7 @@ void qdev_pass_gpios(DeviceState *dev, DeviceState *container,
         object_property_add_alias(OBJECT(container), propname,
                                   OBJECT(dev), propname,
                                   &error_abort);
+        g_free(propname);
     }
     QLIST_REMOVE(ngl, node);
     QLIST_INSERT_HEAD(&container->gpios, ngl, node);

hw/core/sysbus.c

@@ -281,19 +281,15 @@ static void sysbus_dev_print(Monitor *mon, DeviceState *dev, int indent)
 static char *sysbus_get_fw_dev_path(DeviceState *dev)
 {
     SysBusDevice *s = SYS_BUS_DEVICE(dev);
-    char path[40];
-    int off;
-
-    off = snprintf(path, sizeof(path), "%s", qdev_fw_name(dev));
 
     if (s->num_mmio) {
-        snprintf(path + off, sizeof(path) - off, "@"TARGET_FMT_plx,
-                 s->mmio[0].addr);
-    } else if (s->num_pio) {
-        snprintf(path + off, sizeof(path) - off, "@i%04x", s->pio[0]);
+        return g_strdup_printf("%s@" TARGET_FMT_plx, qdev_fw_name(dev),
+                               s->mmio[0].addr);
     }
-
-    return g_strdup(path);
+    if (s->num_pio) {
+        return g_strdup_printf("%s@i%04x", qdev_fw_name(dev), s->pio[0]);
+    }
+    return g_strdup(qdev_fw_name(dev));
 }
 
 void sysbus_add_io(SysBusDevice *dev, hwaddr addr,

hw/display/Makefile.objs

@@ -36,3 +36,5 @@ obj-$(CONFIG_VGA) += vga.o
 common-obj-$(CONFIG_QXL) += qxl.o qxl-logger.o qxl-render.o
 
 obj-$(CONFIG_VIRTIO) += virtio-gpu.o
+obj-$(CONFIG_VIRTIO_PCI) += virtio-gpu-pci.o
+obj-$(CONFIG_VIRTIO_VGA) += virtio-vga.o

hw/display/exynos4210_fimd.c

@@ -337,7 +337,7 @@ static inline void fimd_swap_data(unsigned int swap_ctl, uint64_t *data)
     if (swap_ctl & FIMD_WINCON_SWAP_BITS) {
         res = 0;
         for (i = 0; i < 64; i++) {
-            if (x & (1ULL << (64 - i))) {
+            if (x & (1ULL << (63 - i))) {
                 res |= (1ULL << i);
             }
         }

hw/display/qxl.c

@@ -2220,6 +2220,7 @@ static VMStateDescription qxl_vmstate_monitors_config = {
     .name               = "qxl/monitors-config",
     .version_id         = 1,
     .minimum_version_id = 1,
+    .needed = qxl_monitors_config_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT64(guest_monitors_config, PCIQXLDevice),
         VMSTATE_END_OF_LIST()
@@ -2253,13 +2254,9 @@ static VMStateDescription qxl_vmstate = {
         VMSTATE_UINT64(guest_cursor, PCIQXLDevice),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &qxl_vmstate_monitors_config,
-            .needed = qxl_monitors_config_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &qxl_vmstate_monitors_config,
+        NULL
     }
 };
 

hw/display/vga-pci.c

@@ -204,10 +204,10 @@ static const MemoryRegionOps pci_vga_qext_ops = {
     .endianness = DEVICE_LITTLE_ENDIAN,
 };
 
-static void pci_std_vga_mmio_region_init(VGACommonState *s,
-                                         MemoryRegion *parent,
-                                         MemoryRegion *subs,
-                                         bool qext)
+void pci_std_vga_mmio_region_init(VGACommonState *s,
+                                  MemoryRegion *parent,
+                                  MemoryRegion *subs,
+                                  bool qext)
 {
     memory_region_init_io(&subs[0], NULL, &pci_vga_ioport_ops, s,
                           "vga ioports remapped", PCI_VGA_IOPORT_SIZE);

hw/display/vga.c

@@ -2035,6 +2035,7 @@ static const VMStateDescription vmstate_vga_endian = {
     .name = "vga.endian",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = vga_endian_state_needed,
     .fields = (VMStateField[]) {
         VMSTATE_BOOL(big_endian_fb, VGACommonState),
         VMSTATE_END_OF_LIST()
@@ -2078,13 +2079,9 @@ const VMStateDescription vmstate_vga_common = {
         VMSTATE_UINT32(vbe_bank_mask, VGACommonState),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection []) {
-        {
-            .vmsd = &vmstate_vga_endian,
-            .needed = vga_endian_state_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_vga_endian,
+        NULL
     }
 };
 

hw/display/vga_int.h

@@ -219,4 +219,10 @@ extern const uint8_t gr_mask[16];
 
 extern const MemoryRegionOps vga_mem_ops;
 
+/* vga-pci.c */
+void pci_std_vga_mmio_region_init(VGACommonState *s,
+                                  MemoryRegion *parent,
+                                  MemoryRegion *subs,
+                                  bool qext);
+
 #endif

hw/display/virtio-gpu-pci.c

@@ -0,0 +1,68 @@
+/*
+ * Virtio video device
+ *
+ * Copyright Red Hat
+ *
+ * Authors:
+ *  Dave Airlie
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2.  See
+ * the COPYING file in the top-level directory.
+ *
+ */
+#include "hw/pci/pci.h"
+#include "hw/virtio/virtio.h"
+#include "hw/virtio/virtio-bus.h"
+#include "hw/virtio/virtio-pci.h"
+#include "hw/virtio/virtio-gpu.h"
+
+static Property virtio_gpu_pci_properties[] = {
+    DEFINE_VIRTIO_GPU_PROPERTIES(VirtIOGPUPCI, vdev.conf),
+    DEFINE_VIRTIO_GPU_PCI_PROPERTIES(VirtIOPCIProxy),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtio_gpu_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
+{
+    VirtIOGPUPCI *vgpu = VIRTIO_GPU_PCI(vpci_dev);
+    DeviceState *vdev = DEVICE(&vgpu->vdev);
+
+    qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
+    /* force virtio-1.0 */
+    vpci_dev->flags &= ~VIRTIO_PCI_FLAG_DISABLE_MODERN;
+    vpci_dev->flags |= VIRTIO_PCI_FLAG_DISABLE_LEGACY;
+    object_property_set_bool(OBJECT(vdev), true, "realized", errp);
+}
+
+static void virtio_gpu_pci_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
+    PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
+
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
+    dc->props = virtio_gpu_pci_properties;
+    k->realize = virtio_gpu_pci_realize;
+    pcidev_k->class_id = PCI_CLASS_DISPLAY_OTHER;
+}
+
+static void virtio_gpu_initfn(Object *obj)
+{
+    VirtIOGPUPCI *dev = VIRTIO_GPU_PCI(obj);
+    object_initialize(&dev->vdev, sizeof(dev->vdev), TYPE_VIRTIO_GPU);
+    object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
+}
+
+static const TypeInfo virtio_gpu_pci_info = {
+    .name = TYPE_VIRTIO_GPU_PCI,
+    .parent = TYPE_VIRTIO_PCI,
+    .instance_size = sizeof(VirtIOGPUPCI),
+    .instance_init = virtio_gpu_initfn,
+    .class_init = virtio_gpu_pci_class_init,
+};
+
+static void virtio_gpu_pci_register_types(void)
+{
+    type_register_static(&virtio_gpu_pci_info);
+}
+type_init(virtio_gpu_pci_register_types)

hw/display/virtio-gpu.c

@@ -534,7 +534,7 @@ int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab,
 
     if (ab->nr_entries > 16384) {
         qemu_log_mask(LOG_GUEST_ERROR,
-                      "%s: nr_entries is too big (%d > 1024)\n",
+                      "%s: nr_entries is too big (%d > 16384)\n",
                       __func__, ab->nr_entries);
         return -1;
     }

hw/display/virtio-vga.c

@@ -0,0 +1,175 @@
+#include "hw/hw.h"
+#include "hw/pci/pci.h"
+#include "ui/console.h"
+#include "vga_int.h"
+#include "hw/virtio/virtio-pci.h"
+
+/*
+ * virtio-vga: This extends VirtioPCIProxy.
+ */
+#define TYPE_VIRTIO_VGA "virtio-vga"
+#define VIRTIO_VGA(obj) \
+        OBJECT_CHECK(VirtIOVGA, (obj), TYPE_VIRTIO_VGA)
+
+typedef struct VirtIOVGA {
+    VirtIOPCIProxy parent_obj;
+    VirtIOGPU      vdev;
+    VGACommonState vga;
+    MemoryRegion   vga_mrs[3];
+} VirtIOVGA;
+
+static void virtio_vga_invalidate_display(void *opaque)
+{
+    VirtIOVGA *vvga = opaque;
+
+    if (vvga->vdev.enable) {
+        virtio_gpu_ops.invalidate(&vvga->vdev);
+    } else {
+        vvga->vga.hw_ops->invalidate(&vvga->vga);
+    }
+}
+
+static void virtio_vga_update_display(void *opaque)
+{
+    VirtIOVGA *vvga = opaque;
+
+    if (vvga->vdev.enable) {
+        virtio_gpu_ops.gfx_update(&vvga->vdev);
+    } else {
+        vvga->vga.hw_ops->gfx_update(&vvga->vga);
+    }
+}
+
+static void virtio_vga_text_update(void *opaque, console_ch_t *chardata)
+{
+    VirtIOVGA *vvga = opaque;
+
+    if (vvga->vdev.enable) {
+        if (virtio_gpu_ops.text_update) {
+            virtio_gpu_ops.text_update(&vvga->vdev, chardata);
+        }
+    } else {
+        if (vvga->vga.hw_ops->text_update) {
+            vvga->vga.hw_ops->text_update(&vvga->vga, chardata);
+        }
+    }
+}
+
+static int virtio_vga_ui_info(void *opaque, uint32_t idx, QemuUIInfo *info)
+{
+    VirtIOVGA *vvga = opaque;
+
+    if (virtio_gpu_ops.ui_info) {
+        return virtio_gpu_ops.ui_info(&vvga->vdev, idx, info);
+    }
+    return -1;
+}
+
+static const GraphicHwOps virtio_vga_ops = {
+    .invalidate = virtio_vga_invalidate_display,
+    .gfx_update = virtio_vga_update_display,
+    .text_update = virtio_vga_text_update,
+    .ui_info = virtio_vga_ui_info,
+};
+
+/* VGA device wrapper around PCI device around virtio GPU */
+static void virtio_vga_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
+{
+    VirtIOVGA *vvga = VIRTIO_VGA(vpci_dev);
+    VirtIOGPU *g = &vvga->vdev;
+    VGACommonState *vga = &vvga->vga;
+    uint32_t offset;
+
+    /* init vga compat bits */
+    vga->vram_size_mb = 8;
+    vga_common_init(vga, OBJECT(vpci_dev), false);
+    vga_init(vga, OBJECT(vpci_dev), pci_address_space(&vpci_dev->pci_dev),
+             pci_address_space_io(&vpci_dev->pci_dev), true);
+    pci_register_bar(&vpci_dev->pci_dev, 0,
+                     PCI_BASE_ADDRESS_MEM_PREFETCH, &vga->vram);
+
+    /*
+     * Configure virtio bar and regions
+     *
+     * We use bar #2 for the mmio regions, to be compatible with stdvga.
+     * virtio regions are moved to the end of bar #2, to make room for
+     * the stdvga mmio registers at the start of bar #2.
+     */
+    vpci_dev->modern_mem_bar = 2;
+    vpci_dev->msix_bar = 4;
+    offset = memory_region_size(&vpci_dev->modern_bar);
+    offset -= vpci_dev->notify.size;
+    vpci_dev->notify.offset = offset;
+    offset -= vpci_dev->device.size;
+    vpci_dev->device.offset = offset;
+    offset -= vpci_dev->isr.size;
+    vpci_dev->isr.offset = offset;
+    offset -= vpci_dev->common.size;
+    vpci_dev->common.offset = offset;
+
+    /* init virtio bits */
+    qdev_set_parent_bus(DEVICE(g), BUS(&vpci_dev->bus));
+    /* force virtio-1.0 */
+    vpci_dev->flags &= ~VIRTIO_PCI_FLAG_DISABLE_MODERN;
+    vpci_dev->flags |= VIRTIO_PCI_FLAG_DISABLE_LEGACY;
+    object_property_set_bool(OBJECT(g), true, "realized", errp);
+
+    /* add stdvga mmio regions */
+    pci_std_vga_mmio_region_init(vga, &vpci_dev->modern_bar,
+                                 vvga->vga_mrs, true);
+
+    vga->con = g->scanout[0].con;
+    graphic_console_set_hwops(vga->con, &virtio_vga_ops, vvga);
+}
+
+static void virtio_vga_reset(DeviceState *dev)
+{
+    VirtIOVGA *vvga = VIRTIO_VGA(dev);
+    vvga->vdev.enable = 0;
+
+    vga_dirty_log_start(&vvga->vga);
+}
+
+static Property virtio_vga_properties[] = {
+    DEFINE_VIRTIO_GPU_PROPERTIES(VirtIOVGA, vdev.conf),
+    DEFINE_VIRTIO_GPU_PCI_PROPERTIES(VirtIOPCIProxy),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtio_vga_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
+    PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
+
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
+    dc->props = virtio_vga_properties;
+    dc->reset = virtio_vga_reset;
+    dc->hotpluggable = false;
+
+    k->realize = virtio_vga_realize;
+    pcidev_k->romfile = "vgabios-virtio.bin";
+    pcidev_k->class_id = PCI_CLASS_DISPLAY_VGA;
+}
+
+static void virtio_vga_inst_initfn(Object *obj)
+{
+    VirtIOVGA *dev = VIRTIO_VGA(obj);
+    object_initialize(&dev->vdev, sizeof(dev->vdev), TYPE_VIRTIO_GPU);
+    object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
+}
+
+static TypeInfo virtio_vga_info = {
+    .name          = TYPE_VIRTIO_VGA,
+    .parent        = TYPE_VIRTIO_PCI,
+    .instance_size = sizeof(struct VirtIOVGA),
+    .instance_init = virtio_vga_inst_initfn,
+    .class_init    = virtio_vga_class_init,
+};
+
+static void virtio_vga_register_types(void)
+{
+    type_register_static(&virtio_vga_info);
+}
+
+type_init(virtio_vga_register_types)

hw/dma/rc4030.c

@@ -1,7 +1,7 @@
 /*
  * QEMU JAZZ RC4030 chipset
  *
- * Copyright (c) 2007-2009 Herve Poussineau
+ * Copyright (c) 2007-2013 Hervé Poussineau
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -24,29 +24,16 @@
 
 #include "hw/hw.h"
 #include "hw/mips/mips.h"
+#include "hw/sysbus.h"
 #include "qemu/timer.h"
-
-/********************************************************/
-/* debug rc4030 */
-
-//#define DEBUG_RC4030
-//#define DEBUG_RC4030_DMA
-
-#ifdef DEBUG_RC4030
-#define DPRINTF(fmt, ...) \
-do { printf("rc4030: " fmt , ## __VA_ARGS__); } while (0)
-static const char* irq_names[] = { "parallel", "floppy", "sound", "video",
-            "network", "scsi", "keyboard", "mouse", "serial0", "serial1" };
-#else
-#define DPRINTF(fmt, ...)
-#endif
-
-#define RC4030_ERROR(fmt, ...) \
-do { fprintf(stderr, "rc4030 ERROR: %s: " fmt, __func__ , ## __VA_ARGS__); } while (0)
+#include "exec/address-spaces.h"
+#include "trace.h"
 
 /********************************************************/
 /* rc4030 emulation                                     */
 
+#define MAX_TL_ENTRIES 512
+
 typedef struct dma_pagetable_entry {
     int32_t frame;
     int32_t owner;
@@ -63,8 +50,14 @@ typedef struct dma_pagetable_entry {
 #define DMA_FLAG_MEM_INTR   0x0200
 #define DMA_FLAG_ADDR_INTR  0x0400
 
+#define TYPE_RC4030 "rc4030"
+#define RC4030(obj) \
+    OBJECT_CHECK(rc4030State, (obj), TYPE_RC4030)
+
 typedef struct rc4030State
 {
+    SysBusDevice parent;
+
     uint32_t config; /* 0x0000: RC4030 config register */
     uint32_t revision; /* 0x0008: RC4030 Revision register */
     uint32_t invalid_address_register; /* 0x0010: Invalid Address register */
@@ -83,7 +76,7 @@ typedef struct rc4030State
     uint32_t cache_bmask; /* 0x0058: I/O Cache Byte Mask */
 
     uint32_t nmi_interrupt; /* 0x0200: interrupt source */
-    uint32_t offset210;
+    uint32_t memory_refresh_rate; /* 0x0210: memory refresh rate */
     uint32_t nvram_protect; /* 0x0220: NV ram protect register */
     uint32_t rem_speed[16];
     uint32_t imr_jazz; /* Local bus int enable mask */
@@ -96,6 +89,16 @@ typedef struct rc4030State
     qemu_irq timer_irq;
     qemu_irq jazz_bus_irq;
 
+    /* biggest translation table */
+    MemoryRegion dma_tt;
+    /* translation table memory region alias, added to system RAM */
+    MemoryRegion dma_tt_alias;
+    /* whole DMA memory region, root of DMA address space */
+    MemoryRegion dma_mr;
+    /* translation table entry aliases, added to DMA memory region */
+    MemoryRegion dma_mrs[MAX_TL_ENTRIES];
+    AddressSpace dma_as;
+
     MemoryRegion iomem_chipset;
     MemoryRegion iomem_jazzio;
 } rc4030State;
@@ -112,7 +115,7 @@ static void set_next_tick(rc4030State *s)
 }
 
 /* called for accesses to rc4030 */
-static uint32_t rc4030_readl(void *opaque, hwaddr addr)
+static uint64_t rc4030_read(void *opaque, hwaddr addr, unsigned int size)
 {
     rc4030State *s = opaque;
     uint32_t val;
@@ -220,9 +223,9 @@ static uint32_t rc4030_readl(void *opaque, hwaddr addr)
     case 0x0208:
         val = 0;
         break;
-    /* Offset 0x0210 */
+    /* Memory refresh rate */
     case 0x0210:
-        val = s->offset210;
+        val = s->memory_refresh_rate;
         break;
     /* NV ram protect register */
     case 0x0220:
@@ -238,39 +241,117 @@ static uint32_t rc4030_readl(void *opaque, hwaddr addr)
         val = 7; /* FIXME: should be read from EISA controller */
         break;
     default:
-        RC4030_ERROR("invalid read [" TARGET_FMT_plx "]\n", addr);
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "rc4030: invalid read at 0x%x", (int)addr);
         val = 0;
         break;
     }
 
     if ((addr & ~3) != 0x230) {
-        DPRINTF("read 0x%02x at " TARGET_FMT_plx "\n", val, addr);
+        trace_rc4030_read(addr, val);
     }
 
     return val;
 }
 
-static uint32_t rc4030_readw(void *opaque, hwaddr addr)
+static void rc4030_dma_as_update_one(rc4030State *s, int index, uint32_t frame)
 {
-    uint32_t v = rc4030_readl(opaque, addr & ~0x3);
-    if (addr & 0x2)
-        return v >> 16;
-    else
-        return v & 0xffff;
+    if (index < MAX_TL_ENTRIES) {
+        memory_region_set_enabled(&s->dma_mrs[index], false);
+    }
+
+    if (!frame) {
+        return;
+    }
+
+    if (index >= MAX_TL_ENTRIES) {
+        qemu_log_mask(LOG_UNIMP,
+                      "rc4030: trying to use too high "
+                      "translation table entry %d (max allowed=%d)",
+                      index, MAX_TL_ENTRIES);
+        return;
+    }
+    memory_region_set_alias_offset(&s->dma_mrs[index], frame);
+    memory_region_set_enabled(&s->dma_mrs[index], true);
 }
 
-static uint32_t rc4030_readb(void *opaque, hwaddr addr)
-{
-    uint32_t v = rc4030_readl(opaque, addr & ~0x3);
-    return (v >> (8 * (addr & 0x3))) & 0xff;
-}
-
-static void rc4030_writel(void *opaque, hwaddr addr, uint32_t val)
+static void rc4030_dma_tt_write(void *opaque, hwaddr addr, uint64_t data,
+                                unsigned int size)
 {
     rc4030State *s = opaque;
+
+    /* write memory */
+    memcpy(memory_region_get_ram_ptr(&s->dma_tt) + addr, &data, size);
+
+    /* update dma address space (only if frame field has been written) */
+    if (addr % sizeof(dma_pagetable_entry) == 0) {
+        int index = addr / sizeof(dma_pagetable_entry);
+        memory_region_transaction_begin();
+        rc4030_dma_as_update_one(s, index, (uint32_t)data);
+        memory_region_transaction_commit();
+    }
+}
+
+static const MemoryRegionOps rc4030_dma_tt_ops = {
+    .write = rc4030_dma_tt_write,
+    .impl.min_access_size = 4,
+    .impl.max_access_size = 4,
+};
+
+static void rc4030_dma_tt_update(rc4030State *s, uint32_t new_tl_base,
+                                 uint32_t new_tl_limit)
+{
+    int entries, i;
+    dma_pagetable_entry *dma_tl_contents;
+
+    if (s->dma_tl_limit) {
+        /* write old dma tl table to physical memory */
+        memory_region_del_subregion(get_system_memory(), &s->dma_tt_alias);
+        cpu_physical_memory_write(s->dma_tl_limit & 0x7fffffff,
+                                  memory_region_get_ram_ptr(&s->dma_tt),
+                                  memory_region_size(&s->dma_tt_alias));
+    }
+    object_unparent(OBJECT(&s->dma_tt_alias));
+
+    s->dma_tl_base = new_tl_base;
+    s->dma_tl_limit = new_tl_limit;
+    new_tl_base &= 0x7fffffff;
+
+    if (s->dma_tl_limit) {
+        uint64_t dma_tt_size;
+        if (s->dma_tl_limit <= memory_region_size(&s->dma_tt)) {
+            dma_tt_size = s->dma_tl_limit;
+        } else {
+            dma_tt_size = memory_region_size(&s->dma_tt);
+        }
+        memory_region_init_alias(&s->dma_tt_alias, OBJECT(s),
+                                 "dma-table-alias",
+                                 &s->dma_tt, 0, dma_tt_size);
+        dma_tl_contents = memory_region_get_ram_ptr(&s->dma_tt);
+        cpu_physical_memory_read(new_tl_base, dma_tl_contents, dma_tt_size);
+
+        memory_region_transaction_begin();
+        entries = dma_tt_size / sizeof(dma_pagetable_entry);
+        for (i = 0; i < entries; i++) {
+            rc4030_dma_as_update_one(s, i, dma_tl_contents[i].frame);
+        }
+        memory_region_add_subregion(get_system_memory(), new_tl_base,
+                                    &s->dma_tt_alias);
+        memory_region_transaction_commit();
+    } else {
+        memory_region_init(&s->dma_tt_alias, OBJECT(s),
+                           "dma-table-alias", 0);
+    }
+}
+
+static void rc4030_write(void *opaque, hwaddr addr, uint64_t data,
+                         unsigned int size)
+{
+    rc4030State *s = opaque;
+    uint32_t val = data;
     addr &= 0x3fff;
 
-    DPRINTF("write 0x%02x at " TARGET_FMT_plx "\n", val, addr);
+    trace_rc4030_write(addr, val);
 
     switch (addr & ~0x3) {
     /* Global config register */
@@ -279,11 +360,11 @@ static void rc4030_writel(void *opaque, hwaddr addr, uint32_t val)
         break;
     /* DMA transl. table base */
     case 0x0018:
-        s->dma_tl_base = val;
+        rc4030_dma_tt_update(s, val, s->dma_tl_limit);
         break;
     /* DMA transl. table limit */
     case 0x0020:
-        s->dma_tl_limit = val;
+        rc4030_dma_tt_update(s, s->dma_tl_base, val);
         break;
     /* DMA transl. table invalidated */
     case 0x0028:
@@ -371,9 +452,9 @@ static void rc4030_writel(void *opaque, hwaddr addr, uint32_t val)
             s->dma_regs[entry][idx] = val;
         }
         break;
-    /* Offset 0x0210 */
+    /* Memory refresh rate */
     case 0x0210:
-        s->offset210 = val;
+        s->memory_refresh_rate = val;
         break;
     /* Interval timer reload */
     case 0x0228:
@@ -385,48 +466,18 @@ static void rc4030_writel(void *opaque, hwaddr addr, uint32_t val)
     case 0x0238:
         break;
     default:
-        RC4030_ERROR("invalid write of 0x%02x at [" TARGET_FMT_plx "]\n", val, addr);
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "rc4030: invalid write of 0x%02x at 0x%x",
+                      val, (int)addr);
         break;
     }
 }
 
-static void rc4030_writew(void *opaque, hwaddr addr, uint32_t val)
-{
-    uint32_t old_val = rc4030_readl(opaque, addr & ~0x3);
-
-    if (addr & 0x2)
-        val = (val << 16) | (old_val & 0x0000ffff);
-    else
-        val = val | (old_val & 0xffff0000);
-    rc4030_writel(opaque, addr & ~0x3, val);
-}
-
-static void rc4030_writeb(void *opaque, hwaddr addr, uint32_t val)
-{
-    uint32_t old_val = rc4030_readl(opaque, addr & ~0x3);
-
-    switch (addr & 3) {
-    case 0:
-        val = val | (old_val & 0xffffff00);
-        break;
-    case 1:
-        val = (val << 8) | (old_val & 0xffff00ff);
-        break;
-    case 2:
-        val = (val << 16) | (old_val & 0xff00ffff);
-        break;
-    case 3:
-        val = (val << 24) | (old_val & 0x00ffffff);
-        break;
-    }
-    rc4030_writel(opaque, addr & ~0x3, val);
-}
-
 static const MemoryRegionOps rc4030_ops = {
-    .old_mmio = {
-        .read = { rc4030_readb, rc4030_readw, rc4030_readl, },
-        .write = { rc4030_writeb, rc4030_writew, rc4030_writel, },
-    },
+    .read = rc4030_read,
+    .write = rc4030_write,
+    .impl.min_access_size = 4,
+    .impl.max_access_size = 4,
     .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
@@ -436,22 +487,6 @@ static void update_jazz_irq(rc4030State *s)
 
     pending = s->isr_jazz & s->imr_jazz;
 
-#ifdef DEBUG_RC4030
-    if (s->isr_jazz != 0) {
-        uint32_t irq = 0;
-        DPRINTF("pending irqs:");
-        for (irq = 0; irq < ARRAY_SIZE(irq_names); irq++) {
-            if (s->isr_jazz & (1 << irq)) {
-                printf(" %s", irq_names[irq]);
-                if (!(s->imr_jazz & (1 << irq))) {
-                    printf("(ignored)");
-                }
-            }
-        }
-        printf("\n");
-    }
-#endif
-
     if (pending != 0)
         qemu_irq_raise(s->jazz_bus_irq);
     else
@@ -479,7 +514,7 @@ static void rc4030_periodic_timer(void *opaque)
     qemu_irq_raise(s->timer_irq);
 }
 
-static uint32_t jazzio_readw(void *opaque, hwaddr addr)
+static uint64_t jazzio_read(void *opaque, hwaddr addr, unsigned int size)
 {
     rc4030State *s = opaque;
     uint32_t val;
@@ -494,7 +529,6 @@ static uint32_t jazzio_readw(void *opaque, hwaddr addr)
         irq = 0;
         while (pending) {
             if (pending & 1) {
-                DPRINTF("returning irq %s\n", irq_names[irq]);
                 val = (irq + 1) << 2;
                 break;
             }
@@ -508,36 +542,25 @@ static uint32_t jazzio_readw(void *opaque, hwaddr addr)
         val = s->imr_jazz;
         break;
     default:
-        RC4030_ERROR("(jazz io controller) invalid read [" TARGET_FMT_plx "]\n", addr);
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "rc4030/jazzio: invalid read at 0x%x", (int)addr);
         val = 0;
+        break;
     }
 
-    DPRINTF("(jazz io controller) read 0x%04x at " TARGET_FMT_plx "\n", val, addr);
+    trace_jazzio_read(addr, val);
 
     return val;
 }
 
-static uint32_t jazzio_readb(void *opaque, hwaddr addr)
-{
-    uint32_t v;
-    v = jazzio_readw(opaque, addr & ~0x1);
-    return (v >> (8 * (addr & 0x1))) & 0xff;
-}
-
-static uint32_t jazzio_readl(void *opaque, hwaddr addr)
-{
-    uint32_t v;
-    v = jazzio_readw(opaque, addr);
-    v |= jazzio_readw(opaque, addr + 2) << 16;
-    return v;
-}
-
-static void jazzio_writew(void *opaque, hwaddr addr, uint32_t val)
+static void jazzio_write(void *opaque, hwaddr addr, uint64_t data,
+                         unsigned int size)
 {
     rc4030State *s = opaque;
+    uint32_t val = data;
     addr &= 0xfff;
 
-    DPRINTF("(jazz io controller) write 0x%04x at " TARGET_FMT_plx "\n", val, addr);
+    trace_jazzio_write(addr, val);
 
     switch (addr) {
     /* Local bus int enable mask */
@@ -546,43 +569,24 @@ static void jazzio_writew(void *opaque, hwaddr addr, uint32_t val)
         update_jazz_irq(s);
         break;
     default:
-        RC4030_ERROR("(jazz io controller) invalid write of 0x%04x at [" TARGET_FMT_plx "]\n", val, addr);
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "rc4030/jazzio: invalid write of 0x%02x at 0x%x",
+                      val, (int)addr);
         break;
     }
 }
 
-static void jazzio_writeb(void *opaque, hwaddr addr, uint32_t val)
-{
-    uint32_t old_val = jazzio_readw(opaque, addr & ~0x1);
-
-    switch (addr & 1) {
-    case 0:
-        val = val | (old_val & 0xff00);
-        break;
-    case 1:
-        val = (val << 8) | (old_val & 0x00ff);
-        break;
-    }
-    jazzio_writew(opaque, addr & ~0x1, val);
-}
-
-static void jazzio_writel(void *opaque, hwaddr addr, uint32_t val)
-{
-    jazzio_writew(opaque, addr, val & 0xffff);
-    jazzio_writew(opaque, addr + 2, (val >> 16) & 0xffff);
-}
-
 static const MemoryRegionOps jazzio_ops = {
-    .old_mmio = {
-        .read = { jazzio_readb, jazzio_readw, jazzio_readl, },
-        .write = { jazzio_writeb, jazzio_writew, jazzio_writel, },
-    },
+    .read = jazzio_read,
+    .write = jazzio_write,
+    .impl.min_access_size = 2,
+    .impl.max_access_size = 2,
     .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
-static void rc4030_reset(void *opaque)
+static void rc4030_reset(DeviceState *dev)
 {
-    rc4030State *s = opaque;
+    rc4030State *s = RC4030(dev);
     int i;
 
     s->config = 0x410; /* some boards seem to accept 0x104 too */
@@ -590,14 +594,14 @@ static void rc4030_reset(void *opaque)
     s->invalid_address_register = 0;
 
     memset(s->dma_regs, 0, sizeof(s->dma_regs));
-    s->dma_tl_base = s->dma_tl_limit = 0;
+    rc4030_dma_tt_update(s, 0, 0);
 
     s->remote_failed_address = s->memory_failed_address = 0;
     s->cache_maint = 0;
     s->cache_ptag = s->cache_ltag = 0;
     s->cache_bmask = 0;
 
-    s->offset210 = 0x18186;
+    s->memory_refresh_rate = 0x18186;
     s->nvram_protect = 7;
     for (i = 0; i < 15; i++)
         s->rem_speed[i] = 7;
@@ -631,7 +635,7 @@ static int rc4030_load(QEMUFile *f, void *opaque, int version_id)
     s->cache_ptag = qemu_get_be32(f);
     s->cache_ltag = qemu_get_be32(f);
     s->cache_bmask = qemu_get_be32(f);
-    s->offset210 = qemu_get_be32(f);
+    s->memory_refresh_rate = qemu_get_be32(f);
     s->nvram_protect = qemu_get_be32(f);
     for (i = 0; i < 15; i++)
         s->rem_speed[i] = qemu_get_be32(f);
@@ -663,7 +667,7 @@ static void rc4030_save(QEMUFile *f, void *opaque)
     qemu_put_be32(f, s->cache_ptag);
     qemu_put_be32(f, s->cache_ltag);
     qemu_put_be32(f, s->cache_bmask);
-    qemu_put_be32(f, s->offset210);
+    qemu_put_be32(f, s->memory_refresh_rate);
     qemu_put_be32(f, s->nvram_protect);
     for (i = 0; i < 15; i++)
         qemu_put_be32(f, s->rem_speed[i]);
@@ -672,44 +676,6 @@ static void rc4030_save(QEMUFile *f, void *opaque)
     qemu_put_be32(f, s->itr);
 }
 
-void rc4030_dma_memory_rw(void *opaque, hwaddr addr, uint8_t *buf, int len, int is_write)
-{
-    rc4030State *s = opaque;
-    hwaddr entry_addr;
-    hwaddr phys_addr;
-    dma_pagetable_entry entry;
-    int index;
-    int ncpy, i;
-
-    i = 0;
-    for (;;) {
-        if (i == len) {
-            break;
-        }
-
-        ncpy = DMA_PAGESIZE - (addr & (DMA_PAGESIZE - 1));
-        if (ncpy > len - i)
-            ncpy = len - i;
-
-        /* Get DMA translation table entry */
-        index = addr / DMA_PAGESIZE;
-        if (index >= s->dma_tl_limit / sizeof(dma_pagetable_entry)) {
-            break;
-        }
-        entry_addr = s->dma_tl_base + index * sizeof(dma_pagetable_entry);
-        /* XXX: not sure. should we really use only lowest bits? */
-        entry_addr &= 0x7fffffff;
-        cpu_physical_memory_read(entry_addr, &entry, sizeof(entry));
-
-        /* Read/write data at right place */
-        phys_addr = entry.frame + (addr & (DMA_PAGESIZE - 1));
-        cpu_physical_memory_rw(phys_addr, &buf[i], ncpy, is_write);
-
-        i += ncpy;
-        addr += ncpy;
-    }
-}
-
 static void rc4030_do_dma(void *opaque, int n, uint8_t *buf, int len, int is_write)
 {
     rc4030State *s = opaque;
@@ -733,32 +699,11 @@ static void rc4030_do_dma(void *opaque, int n, uint8_t *buf, int len, int is_wri
     dma_addr = s->dma_regs[n][DMA_REG_ADDRESS];
 
     /* Read/write data at right place */
-    rc4030_dma_memory_rw(opaque, dma_addr, buf, len, is_write);
+    address_space_rw(&s->dma_as, dma_addr, MEMTXATTRS_UNSPECIFIED,
+                     buf, len, is_write);
 
     s->dma_regs[n][DMA_REG_ENABLE] |= DMA_FLAG_TC_INTR;
     s->dma_regs[n][DMA_REG_COUNT] -= len;
-
-#ifdef DEBUG_RC4030_DMA
-    {
-        int i, j;
-        printf("rc4030 dma: Copying %d bytes %s host %p\n",
-            len, is_write ? "from" : "to", buf);
-        for (i = 0; i < len; i += 16) {
-            int n = 16;
-            if (n > len - i) {
-                n = len - i;
-            }
-            for (j = 0; j < n; j++)
-                printf("%02x ", buf[i + j]);
-            while (j++ < 16)
-                printf("   ");
-            printf("| ");
-            for (j = 0; j < n; j++)
-                printf("%c", isprint(buf[i + j]) ? buf[i + j] : '.');
-            printf("\n");
-        }
-    }
-#endif
 }
 
 struct rc4030DMAState {
@@ -795,31 +740,102 @@ static rc4030_dma *rc4030_allocate_dmas(void *opaque, int n)
     return s;
 }
 
-void *rc4030_init(qemu_irq timer, qemu_irq jazz_bus,
-                  qemu_irq **irqs, rc4030_dma **dmas,
-                  MemoryRegion *sysmem)
+static void rc4030_initfn(Object *obj)
 {
-    rc4030State *s;
+    DeviceState *dev = DEVICE(obj);
+    rc4030State *s = RC4030(obj);
+    SysBusDevice *sysbus = SYS_BUS_DEVICE(obj);
 
-    s = g_malloc0(sizeof(rc4030State));
+    qdev_init_gpio_in(dev, rc4030_irq_jazz_request, 16);
 
-    *irqs = qemu_allocate_irqs(rc4030_irq_jazz_request, s, 16);
-    *dmas = rc4030_allocate_dmas(s, 4);
+    sysbus_init_irq(sysbus, &s->timer_irq);
+    sysbus_init_irq(sysbus, &s->jazz_bus_irq);
 
-    s->periodic_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, rc4030_periodic_timer, s);
-    s->timer_irq = timer;
-    s->jazz_bus_irq = jazz_bus;
-
-    qemu_register_reset(rc4030_reset, s);
     register_savevm(NULL, "rc4030", 0, 2, rc4030_save, rc4030_load, s);
-    rc4030_reset(s);
+
+    sysbus_init_mmio(sysbus, &s->iomem_chipset);
+    sysbus_init_mmio(sysbus, &s->iomem_jazzio);
+}
+
+static void rc4030_realize(DeviceState *dev, Error **errp)
+{
+    rc4030State *s = RC4030(dev);
+    Object *o = OBJECT(dev);
+    int i;
+
+    s->periodic_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
+                                     rc4030_periodic_timer, s);
 
     memory_region_init_io(&s->iomem_chipset, NULL, &rc4030_ops, s,
                           "rc4030.chipset", 0x300);
-    memory_region_add_subregion(sysmem, 0x80000000, &s->iomem_chipset);
     memory_region_init_io(&s->iomem_jazzio, NULL, &jazzio_ops, s,
                           "rc4030.jazzio", 0x00001000);
-    memory_region_add_subregion(sysmem, 0xf0000000, &s->iomem_jazzio);
 
-    return s;
+    memory_region_init_rom_device(&s->dma_tt, o,
+                                  &rc4030_dma_tt_ops, s, "dma-table",
+                                  MAX_TL_ENTRIES * sizeof(dma_pagetable_entry),
+                                  NULL);
+    memory_region_init(&s->dma_tt_alias, o, "dma-table-alias", 0);
+    memory_region_init(&s->dma_mr, o, "dma", INT32_MAX);
+    for (i = 0; i < MAX_TL_ENTRIES; ++i) {
+        memory_region_init_alias(&s->dma_mrs[i], o, "dma-alias",
+                                 get_system_memory(), 0, DMA_PAGESIZE);
+        memory_region_set_enabled(&s->dma_mrs[i], false);
+        memory_region_add_subregion(&s->dma_mr, i * DMA_PAGESIZE,
+                                    &s->dma_mrs[i]);
+    }
+    address_space_init(&s->dma_as, &s->dma_mr, "rc4030-dma");
+}
+
+static void rc4030_unrealize(DeviceState *dev, Error **errp)
+{
+    rc4030State *s = RC4030(dev);
+    int i;
+
+    timer_free(s->periodic_timer);
+
+    address_space_destroy(&s->dma_as);
+    object_unparent(OBJECT(&s->dma_tt));
+    object_unparent(OBJECT(&s->dma_tt_alias));
+    object_unparent(OBJECT(&s->dma_mr));
+    for (i = 0; i < MAX_TL_ENTRIES; ++i) {
+        memory_region_del_subregion(&s->dma_mr, &s->dma_mrs[i]);
+        object_unparent(OBJECT(&s->dma_mrs[i]));
+    }
+}
+
+static void rc4030_class_init(ObjectClass *klass, void *class_data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->realize = rc4030_realize;
+    dc->unrealize = rc4030_unrealize;
+    dc->reset = rc4030_reset;
+}
+
+static const TypeInfo rc4030_info = {
+    .name = TYPE_RC4030,
+    .parent = TYPE_SYS_BUS_DEVICE,
+    .instance_size = sizeof(rc4030State),
+    .instance_init = rc4030_initfn,
+    .class_init = rc4030_class_init,
+};
+
+static void rc4030_register_types(void)
+{
+    type_register_static(&rc4030_info);
+}
+
+type_init(rc4030_register_types)
+
+DeviceState *rc4030_init(rc4030_dma **dmas, MemoryRegion **dma_mr)
+{
+    DeviceState *dev;
+
+    dev = qdev_create(NULL, TYPE_RC4030);
+    qdev_init_nofail(dev);
+
+    *dmas = rc4030_allocate_dmas(dev, 4);
+    *dma_mr = &RC4030(dev)->dma_mr;
+    return dev;
 }

hw/i386/acpi-build.c

@@ -833,7 +833,7 @@ static Aml *build_crs(PCIHostState *host,
              * Work-around for old bioses
              * that do not support multiple root buses
              */
-            if (range_base || range_base > range_limit) {
+            if (range_base && range_base <= range_limit) {
                 aml_append(crs,
                            aml_word_io(AML_MIN_FIXED, AML_MAX_FIXED,
                                        AML_POS_DECODE, AML_ENTIRE_RANGE,
@@ -854,7 +854,7 @@ static Aml *build_crs(PCIHostState *host,
              * Work-around for old bioses
              * that do not support multiple root buses
              */
-            if (range_base || range_base > range_limit) {
+            if (range_base && range_base <= range_limit) {
                 aml_append(crs,
                            aml_dword_memory(AML_POS_DECODE, AML_MIN_FIXED,
                                             AML_MAX_FIXED, AML_NON_CACHEABLE,
@@ -865,7 +865,7 @@ static Aml *build_crs(PCIHostState *host,
                                             0,
                                             range_limit - range_base + 1));
                 crs_range_insert(mem_ranges, range_base, range_limit);
-          }
+            }
 
             range_base =
                 pci_bridge_get_base(dev, PCI_BASE_ADDRESS_MEM_PREFETCH);
@@ -876,7 +876,7 @@ static Aml *build_crs(PCIHostState *host,
              * Work-around for old bioses
              * that do not support multiple root buses
              */
-            if (range_base || range_base > range_limit) {
+            if (range_base && range_base <= range_limit) {
                 aml_append(crs,
                            aml_dword_memory(AML_POS_DECODE, AML_MIN_FIXED,
                                             AML_MAX_FIXED, AML_NON_CACHEABLE,
@@ -945,9 +945,8 @@ build_ssdt(GArray *table_data, GArray *linker,
 
             scope = aml_scope("\\_SB");
             dev = aml_device("PC%.02X", bus_num);
-            aml_append(dev,
-                       aml_name_decl("_UID", aml_string("PC%.02X", bus_num)));
-            aml_append(dev, aml_name_decl("_HID", aml_string("PNP0A03")));
+            aml_append(dev, aml_name_decl("_UID", aml_int(bus_num)));
+            aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0A03")));
             aml_append(dev, aml_name_decl("_BBN", aml_int(bus_num)));
 
             if (numa_node != NUMA_NODE_UNASSIGNED) {

hw/i386/pc_piix.c

@@ -52,6 +52,7 @@
 #ifdef CONFIG_XEN
 #  include <xen/hvm/hvm_info_table.h>
 #endif
+#include "migration/migration.h"
 
 #define MAX_IDE_BUS 2
 
@@ -305,6 +306,7 @@ static void pc_init1(MachineState *machine)
 
 static void pc_compat_2_3(MachineState *machine)
 {
+    savevm_skip_section_footers();
 }
 
 static void pc_compat_2_2(MachineState *machine)

hw/i386/pc_q35.c

@@ -45,6 +45,7 @@
 #include "hw/usb.h"
 #include "hw/cpu/icc_bus.h"
 #include "qemu/error-report.h"
+#include "migration/migration.h"
 
 /* ICH9 AHCI has 6 ports */
 #define MAX_SATA_PORTS     6
@@ -289,6 +290,7 @@ static void pc_q35_init(MachineState *machine)
 
 static void pc_compat_2_3(MachineState *machine)
 {
+    savevm_skip_section_footers();
 }
 
 static void pc_compat_2_2(MachineState *machine)
@@ -401,6 +403,7 @@ DEFINE_Q35_MACHINE(v2_4, "pc-q35-2.4", NULL,
 static void pc_q35_2_3_machine_options(MachineClass *m)
 {
     pc_q35_2_4_machine_options(m);
+    m->no_floppy = 0;
     m->alias = NULL;
     SET_MACHINE_COMPAT(m, PC_COMPAT_2_3);
 }

hw/ide/core.c

@@ -2561,6 +2561,7 @@ static const VMStateDescription vmstate_ide_atapi_gesn_state = {
     .name ="ide_drive/atapi/gesn_state",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = ide_atapi_gesn_needed,
     .fields = (VMStateField[]) {
         VMSTATE_BOOL(events.new_media, IDEState),
         VMSTATE_BOOL(events.eject_request, IDEState),
@@ -2572,6 +2573,7 @@ static const VMStateDescription vmstate_ide_tray_state = {
     .name = "ide_drive/tray_state",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = ide_tray_state_needed,
     .fields = (VMStateField[]) {
         VMSTATE_BOOL(tray_open, IDEState),
         VMSTATE_BOOL(tray_locked, IDEState),
@@ -2585,6 +2587,7 @@ static const VMStateDescription vmstate_ide_drive_pio_state = {
     .minimum_version_id = 1,
     .pre_save = ide_drive_pio_pre_save,
     .post_load = ide_drive_pio_post_load,
+    .needed = ide_drive_pio_state_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(req_nb_sectors, IDEState),
         VMSTATE_VARRAY_INT32(io_buffer, IDEState, io_buffer_total_len, 1,
@@ -2626,19 +2629,11 @@ const VMStateDescription vmstate_ide_drive = {
         VMSTATE_UINT8_V(cdrom_changed, IDEState, 3),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection []) {
-        {
-            .vmsd = &vmstate_ide_drive_pio_state,
-            .needed = ide_drive_pio_state_needed,
-        }, {
-            .vmsd = &vmstate_ide_tray_state,
-            .needed = ide_tray_state_needed,
-        }, {
-            .vmsd = &vmstate_ide_atapi_gesn_state,
-            .needed = ide_atapi_gesn_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_ide_drive_pio_state,
+        &vmstate_ide_tray_state,
+        &vmstate_ide_atapi_gesn_state,
+        NULL
     }
 };
 
@@ -2646,6 +2641,7 @@ static const VMStateDescription vmstate_ide_error_status = {
     .name ="ide_bus/error",
     .version_id = 2,
     .minimum_version_id = 1,
+    .needed = ide_error_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(error_status, IDEBus),
         VMSTATE_INT64_V(retry_sector_num, IDEBus, 2),
@@ -2664,13 +2660,9 @@ const VMStateDescription vmstate_ide_bus = {
         VMSTATE_UINT8(unit, IDEBus),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection []) {
-        {
-            .vmsd = &vmstate_ide_error_status,
-            .needed = ide_error_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_ide_error_status,
+        NULL
     }
 };
 

hw/ide/pci.c

@@ -350,6 +350,7 @@ static const VMStateDescription vmstate_bmdma_current = {
     .name = "ide bmdma_current",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = ide_bmdma_current_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(cur_addr, BMDMAState),
         VMSTATE_UINT32(cur_prd_last, BMDMAState),
@@ -363,6 +364,7 @@ static const VMStateDescription vmstate_bmdma_status = {
     .name ="ide bmdma/status",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = ide_bmdma_status_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT8(status, BMDMAState),
         VMSTATE_END_OF_LIST()
@@ -383,16 +385,10 @@ static const VMStateDescription vmstate_bmdma = {
         VMSTATE_UINT8(migration_retry_unit, BMDMAState),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection []) {
-        {
-            .vmsd = &vmstate_bmdma_current,
-            .needed = ide_bmdma_current_needed,
-        }, {
-            .vmsd = &vmstate_bmdma_status,
-            .needed = ide_bmdma_status_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_bmdma_current,
+        &vmstate_bmdma_status,
+        NULL
     }
 };
 

hw/input/Makefile.objs

@@ -11,6 +11,7 @@ common-obj-$(CONFIG_VMMOUSE) += vmmouse.o
 ifeq ($(CONFIG_LINUX),y)
 common-obj-$(CONFIG_VIRTIO) += virtio-input.o
 common-obj-$(CONFIG_VIRTIO) += virtio-input-hid.o
+common-obj-$(CONFIG_VIRTIO) += virtio-input-host.o
 endif
 
 obj-$(CONFIG_MILKYMIST) += milkymist-softusb.o

hw/input/pckbd.c

@@ -391,23 +391,24 @@ static int kbd_outport_post_load(void *opaque, int version_id)
     return 0;
 }
 
-static const VMStateDescription vmstate_kbd_outport = {
-    .name = "pckbd_outport",
-    .version_id = 1,
-    .minimum_version_id = 1,
-    .post_load = kbd_outport_post_load,
-    .fields = (VMStateField[]) {
-        VMSTATE_UINT8(outport, KBDState),
-        VMSTATE_END_OF_LIST()
-    }
-};
-
 static bool kbd_outport_needed(void *opaque)
 {
     KBDState *s = opaque;
     return s->outport != kbd_outport_default(s);
 }
 
+static const VMStateDescription vmstate_kbd_outport = {
+    .name = "pckbd_outport",
+    .version_id = 1,
+    .minimum_version_id = 1,
+    .post_load = kbd_outport_post_load,
+    .needed = kbd_outport_needed,
+    .fields = (VMStateField[]) {
+        VMSTATE_UINT8(outport, KBDState),
+        VMSTATE_END_OF_LIST()
+    }
+};
+
 static int kbd_post_load(void *opaque, int version_id)
 {
     KBDState *s = opaque;
@@ -430,12 +431,9 @@ static const VMStateDescription vmstate_kbd = {
         VMSTATE_UINT8(pending, KBDState),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_kbd_outport,
-            .needed = kbd_outport_needed,
-        },
-        VMSTATE_END_OF_LIST()
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_kbd_outport,
+        NULL
     }
 };
 

hw/input/ps2.c

@@ -677,6 +677,7 @@ static const VMStateDescription vmstate_ps2_keyboard_ledstate = {
     .version_id = 3,
     .minimum_version_id = 2,
     .post_load = ps2_kbd_ledstate_post_load,
+    .needed = ps2_keyboard_ledstate_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(ledstate, PS2KbdState),
         VMSTATE_END_OF_LIST()
@@ -717,13 +718,9 @@ static const VMStateDescription vmstate_ps2_keyboard = {
         VMSTATE_INT32_V(scancode_set, PS2KbdState,3),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection []) {
-        {
-            .vmsd = &vmstate_ps2_keyboard_ledstate,
-            .needed = ps2_keyboard_ledstate_needed,
-        }, {
-            /* empty */
-        }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_ps2_keyboard_ledstate,
+        NULL
     }
 };
 

hw/input/virtio-input-host.c

@@ -0,0 +1,188 @@
+/*
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * (at your option) any later version.  See the COPYING file in the
+ * top-level directory.
+ */
+
+#include "qemu-common.h"
+#include "qemu/sockets.h"
+
+#include "hw/qdev.h"
+#include "hw/virtio/virtio.h"
+#include "hw/virtio/virtio-input.h"
+
+#include "standard-headers/linux/input.h"
+
+/* ----------------------------------------------------------------- */
+
+static struct virtio_input_config virtio_input_host_config[] = {
+    { /* empty list */ },
+};
+
+static void virtio_input_host_event(void *opaque)
+{
+    VirtIOInputHost *vih = opaque;
+    VirtIOInput *vinput = VIRTIO_INPUT(vih);
+    struct virtio_input_event virtio;
+    struct input_event evdev;
+    int rc;
+
+    for (;;) {
+        rc = read(vih->fd, &evdev, sizeof(evdev));
+        if (rc != sizeof(evdev)) {
+            break;
+        }
+
+        virtio.type  = cpu_to_le16(evdev.type);
+        virtio.code  = cpu_to_le16(evdev.code);
+        virtio.value = cpu_to_le32(evdev.value);
+        virtio_input_send(vinput, &virtio);
+    }
+}
+
+static void virtio_input_bits_config(VirtIOInputHost *vih,
+                                     int type, int count)
+{
+    virtio_input_config bits;
+    int rc, i, size = 0;
+
+    memset(&bits, 0, sizeof(bits));
+    rc = ioctl(vih->fd, EVIOCGBIT(type, count/8), bits.u.bitmap);
+    if (rc < 0) {
+        return;
+    }
+
+    for (i = 0; i < count/8; i++) {
+        if (bits.u.bitmap[i]) {
+            size = i+1;
+        }
+    }
+    if (size == 0) {
+        return;
+    }
+
+    bits.select = VIRTIO_INPUT_CFG_EV_BITS;
+    bits.subsel = type;
+    bits.size   = size;
+    virtio_input_add_config(VIRTIO_INPUT(vih), &bits);
+}
+
+static void virtio_input_host_realize(DeviceState *dev, Error **errp)
+{
+    VirtIOInputHost *vih = VIRTIO_INPUT_HOST(dev);
+    VirtIOInput *vinput = VIRTIO_INPUT(dev);
+    virtio_input_config id;
+    struct input_id ids;
+    int rc, ver;
+
+    if (!vih->evdev) {
+        error_setg(errp, "evdev property is required");
+        return;
+    }
+
+    vih->fd = open(vih->evdev, O_RDWR);
+    if (vih->fd < 0)  {
+        error_setg_file_open(errp, errno, vih->evdev);
+        return;
+    }
+    qemu_set_nonblock(vih->fd);
+
+    rc = ioctl(vih->fd, EVIOCGVERSION, &ver);
+    if (rc < 0) {
+        error_setg(errp, "%s: is not an evdev device", vih->evdev);
+        goto err_close;
+    }
+
+    rc = ioctl(vih->fd, EVIOCGRAB, 1);
+    if (rc < 0) {
+        error_setg_errno(errp, errno, "%s: failed to get exclusive access",
+                         vih->evdev);
+        goto err_close;
+    }
+
+    memset(&id, 0, sizeof(id));
+    ioctl(vih->fd, EVIOCGNAME(sizeof(id.u.string)-1), id.u.string);
+    id.select = VIRTIO_INPUT_CFG_ID_NAME;
+    id.size = strlen(id.u.string);
+    virtio_input_add_config(vinput, &id);
+
+    if (ioctl(vih->fd, EVIOCGID, &ids) == 0) {
+        memset(&id, 0, sizeof(id));
+        id.select = VIRTIO_INPUT_CFG_ID_DEVIDS;
+        id.size = sizeof(struct virtio_input_devids);
+        id.u.ids.bustype = cpu_to_le16(ids.bustype);
+        id.u.ids.vendor  = cpu_to_le16(ids.vendor);
+        id.u.ids.product = cpu_to_le16(ids.product);
+        id.u.ids.version = cpu_to_le16(ids.version);
+        virtio_input_add_config(vinput, &id);
+    }
+
+    virtio_input_bits_config(vih, EV_KEY, KEY_CNT);
+    virtio_input_bits_config(vih, EV_REL, REL_CNT);
+    virtio_input_bits_config(vih, EV_ABS, ABS_CNT);
+    virtio_input_bits_config(vih, EV_MSC, MSC_CNT);
+    virtio_input_bits_config(vih, EV_SW,  SW_CNT);
+
+    qemu_set_fd_handler(vih->fd, virtio_input_host_event, NULL, vih);
+    return;
+
+err_close:
+    close(vih->fd);
+    vih->fd = -1;
+    return;
+}
+
+static void virtio_input_host_unrealize(DeviceState *dev, Error **errp)
+{
+    VirtIOInputHost *vih = VIRTIO_INPUT_HOST(dev);
+
+    if (vih->fd > 0) {
+        qemu_set_fd_handler(vih->fd, NULL, NULL, NULL);
+        close(vih->fd);
+    }
+}
+
+static const VMStateDescription vmstate_virtio_input_host = {
+    .name = "virtio-input-host",
+    .unmigratable = 1,
+};
+
+static Property virtio_input_host_properties[] = {
+    DEFINE_PROP_STRING("evdev", VirtIOInputHost, evdev),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtio_input_host_class_init(ObjectClass *klass, void *data)
+{
+    VirtIOInputClass *vic = VIRTIO_INPUT_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    dc->vmsd           = &vmstate_virtio_input_host;
+    dc->props          = virtio_input_host_properties;
+    vic->realize       = virtio_input_host_realize;
+    vic->unrealize     = virtio_input_host_unrealize;
+}
+
+static void virtio_input_host_init(Object *obj)
+{
+    VirtIOInput *vinput = VIRTIO_INPUT(obj);
+
+    virtio_input_init_config(vinput, virtio_input_host_config);
+}
+
+static const TypeInfo virtio_input_host_info = {
+    .name          = TYPE_VIRTIO_INPUT_HOST,
+    .parent        = TYPE_VIRTIO_INPUT,
+    .instance_size = sizeof(VirtIOInputHost),
+    .instance_init = virtio_input_host_init,
+    .class_init    = virtio_input_host_class_init,
+};
+
+/* ----------------------------------------------------------------- */
+
+static void virtio_register_types(void)
+{
+    type_register_static(&virtio_input_host_info);
+}
+
+type_init(virtio_register_types)

hw/input/virtio-input.c

@@ -216,7 +216,7 @@ static void virtio_input_device_realize(DeviceState *dev, Error **errp)
     }
 
     virtio_input_idstr_config(vinput, VIRTIO_INPUT_CFG_ID_SERIAL,
-                              vinput->input.serial);
+                              vinput->serial);
 
     QTAILQ_FOREACH(cfg, &vinput->cfg_list, node) {
         if (vinput->cfg_size < cfg->config.size) {
@@ -248,11 +248,17 @@ static void virtio_input_device_unrealize(DeviceState *dev, Error **errp)
     virtio_cleanup(vdev);
 }
 
+static Property virtio_input_properties[] = {
+    DEFINE_PROP_STRING("serial", VirtIOInput, serial),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
 static void virtio_input_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
 
+    dc->props          = virtio_input_properties;
     set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
     vdc->realize      = virtio_input_device_realize;
     vdc->unrealize    = virtio_input_device_unrealize;

hw/intc/apic_common.c

@@ -369,6 +369,7 @@ static const VMStateDescription vmstate_apic_common_sipi = {
     .name = "apic_sipi",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = apic_common_sipi_needed,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(sipi_vector, APICCommonState),
         VMSTATE_INT32(wait_for_sipi, APICCommonState),
@@ -408,12 +409,9 @@ static const VMStateDescription vmstate_apic_common = {
                       APICCommonState), /* open-coded timer state */
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_apic_common_sipi,
-            .needed = apic_common_sipi_needed,
-        },
-        VMSTATE_END_OF_LIST()
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_apic_common_sipi,
+        NULL
     }
 };
 

hw/intc/arm_gic.c

@@ -71,7 +71,7 @@ void gic_update(GICState *s)
             || !(s->cpu_ctlr[cpu] & (GICC_CTLR_EN_GRP0 | GICC_CTLR_EN_GRP1))) {
             qemu_irq_lower(s->parent_irq[cpu]);
             qemu_irq_lower(s->parent_fiq[cpu]);
-            return;
+            continue;
         }
         best_prio = 0x100;
         best_irq = 1023;

hw/isa/isa-bus.c

@@ -179,6 +179,9 @@ ISADevice *isa_vga_init(ISABus *bus)
     case VGA_VMWARE:
         fprintf(stderr, "%s: vmware_vga: no PCI bus\n", __func__);
         return NULL;
+    case VGA_VIRTIO:
+        fprintf(stderr, "%s: virtio-vga: no PCI bus\n", __func__);
+        return NULL;
     case VGA_NONE:
     default:
         return NULL;

hw/isa/lpc_ich9.c

@@ -650,6 +650,7 @@ static const VMStateDescription vmstate_ich9_rst_cnt = {
     .name = "ICH9LPC/rst_cnt",
     .version_id = 1,
     .minimum_version_id = 1,
+    .needed = ich9_rst_cnt_needed,
     .fields = (VMStateField[]) {
         VMSTATE_UINT8(rst_cnt, ICH9LPCState),
         VMSTATE_END_OF_LIST()
@@ -669,12 +670,9 @@ static const VMStateDescription vmstate_ich9_lpc = {
         VMSTATE_UINT32(sci_level, ICH9LPCState),
         VMSTATE_END_OF_LIST()
     },
-    .subsections = (VMStateSubsection[]) {
-        {
-            .vmsd = &vmstate_ich9_rst_cnt,
-            .needed = ich9_rst_cnt_needed
-        },
-        { 0 }
+    .subsections = (const VMStateDescription*[]) {
+        &vmstate_ich9_rst_cnt,
+        NULL
     }
 };
 

hw/m68k/mcf_intc.c

@@ -102,6 +102,20 @@ static void mcf_intc_write(void *opaque, hwaddr addr,
     case 0x0c:
         s->imr = (s->imr & 0xffffffff00000000ull) | (uint32_t)val;
         break;
+    case 0x1c:
+        if (val & 0x40) {
+            s->imr = ~0ull;
+        } else {
+            s->imr |= (0x1ull << (val & 0x3f));
+        }
+        break;
+    case 0x1d:
+        if (val & 0x40) {
+            s->imr = 0ull;
+        } else {
+            s->imr &= ~(0x1ull << (val & 0x3f));
+        }
+        break;
     default:
         hw_error("mcf_intc_write: Bad write offset %d\n", offset);
         break;

hw/microblaze/petalogix_ml605_mmu.c

@@ -64,20 +64,6 @@
 #define SPI_IRQ             4
 #define UART16550_IRQ       5
 
-static void machine_cpu_reset(MicroBlazeCPU *cpu)
-{
-    CPUMBState *env = &cpu->env;
-
-    env->pvr.regs[10] = 0x0e000000; /* virtex 6 */
-    /* setup pvr to match kernel setting */
-    env->pvr.regs[5] |= PVR5_DCACHE_WRITEBACK_MASK;
-    env->pvr.regs[0] |= PVR0_USE_FPU_MASK | PVR0_ENDI;
-    env->pvr.regs[0] = (env->pvr.regs[0] & ~PVR0_VERSION_MASK) | (0x14 << 8);
-    env->pvr.regs[2] ^= PVR2_USE_FPU2_MASK;
-    env->pvr.regs[4] = 0xc56b8000;
-    env->pvr.regs[5] = 0xc56be000;
-}
-
 static void
 petalogix_ml605_init(MachineState *machine)
 {
@@ -95,6 +81,13 @@ petalogix_ml605_init(MachineState *machine)
 
     /* init CPUs */
     cpu = MICROBLAZE_CPU(object_new(TYPE_MICROBLAZE_CPU));
+    /* Use FPU but don't use floating point conversion and square
+     * root instructions
+     */
+    object_property_set_int(OBJECT(cpu), 1, "use-fpu", &error_abort);
+    object_property_set_bool(OBJECT(cpu), true, "dcache-writeback",
+                             &error_abort);
+    object_property_set_bool(OBJECT(cpu), true, "endianness", &error_abort);
     object_property_set_bool(OBJECT(cpu), true, "realized", &error_abort);
 
     /* Attach emulated BRAM through the LMB.  */
@@ -201,10 +194,15 @@ petalogix_ml605_init(MachineState *machine)
         }
     }
 
+    /* setup PVR to match kernel settings */
+    cpu->env.pvr.regs[4] = 0xc56b8000;
+    cpu->env.pvr.regs[5] = 0xc56be000;
+    cpu->env.pvr.regs[10] = 0x0e000000; /* virtex 6 */
+
     microblaze_load_kernel(cpu, MEMORY_BASEADDR, ram_size,
                            machine->initrd_filename,
                            BINARY_DEVICE_TREE_FILE,
-                           machine_cpu_reset);
+                           NULL);
 
 }
 

hw/microblaze/petalogix_s3adsp1800_mmu.c

@@ -51,18 +51,10 @@
 #define ETHLITE_IRQ         1
 #define UARTLITE_IRQ        3
 
-static void machine_cpu_reset(MicroBlazeCPU *cpu)
-{
-    CPUMBState *env = &cpu->env;
-
-    env->pvr.regs[10] = 0x0c000000; /* spartan 3a dsp family.  */
-}
-
 static void
 petalogix_s3adsp1800_init(MachineState *machine)
 {
     ram_addr_t ram_size = machine->ram_size;
-    const char *cpu_model = machine->cpu_model;
     DeviceState *dev;
     MicroBlazeCPU *cpu;
     DriveInfo *dinfo;
@@ -73,11 +65,8 @@ petalogix_s3adsp1800_init(MachineState *machine)
     qemu_irq irq[32];
     MemoryRegion *sysmem = get_system_memory();
 
-    /* init CPUs */
-    if (cpu_model == NULL) {
-        cpu_model = "microblaze";
-    }
-    cpu = cpu_mb_init(cpu_model);
+    cpu = MICROBLAZE_CPU(object_new(TYPE_MICROBLAZE_CPU));
+    object_property_set_bool(OBJECT(cpu), true, "realized", &error_abort);
 
     /* Attach emulated BRAM through the LMB.  */
     memory_region_init_ram(phys_lmb_bram, NULL,
@@ -132,7 +121,7 @@ petalogix_s3adsp1800_init(MachineState *machine)
     microblaze_load_kernel(cpu, ddr_base, ram_size,
                            machine->initrd_filename,
                            BINARY_DEVICE_TREE_FILE,
-                           machine_cpu_reset);
+                           NULL);
 }
 
 static QEMUMachine petalogix_s3adsp1800_machine = {