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qemu/0024-linux-user-S-390-64-bit-s390x-support.patch
OBS User autobuild 0185f98d69 Accepting request 1038 from GNOME:Factory 
Copy from IBS home:uli_suse:branches:SUSE:Factory:Head/qemu based on submit request 1038 from user uli_suse

OBS-URL: https://build.opensuse.org/request/show/1038
OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/qemu?expand=0&rev=31
2009-08-11 15:37:13 +00:00

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From 54dafd4a253d41b9027d9d77a849624f78074991 Mon Sep 17 00:00:00 2001
From: Ulrich Hecht <uli@suse.de>
Date: Fri, 24 Jul 2009 16:57:31 +0200
Subject: [PATCH 24/33] linux-user: S/390 64-bit (s390x) support
code for running 64-bit S/390 Linux binaries
Signed-off-by: Ulrich Hecht <uli@suse.de>
---
linux-user/elfload.c | 18 ++
linux-user/main.c | 82 +++++++++
linux-user/s390x/syscall.h | 25 +++
linux-user/s390x/syscall_nr.h | 348 ++++++++++++++++++++++++++++++++++++++
linux-user/s390x/target_signal.h | 26 +++
linux-user/s390x/termbits.h | 283 +++++++++++++++++++++++++++++++
linux-user/signal.c | 314 ++++++++++++++++++++++++++++++++++
linux-user/syscall.c | 16 ++-
linux-user/syscall_defs.h | 56 ++++++-
qemu-binfmt-conf.sh | 5 +-
10 files changed, 1166 insertions(+), 7 deletions(-)
create mode 100644 linux-user/s390x/syscall.h
create mode 100644 linux-user/s390x/syscall_nr.h
create mode 100644 linux-user/s390x/target_signal.h
create mode 100644 linux-user/s390x/termbits.h
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index d31cca7..b81e8c9 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -679,6 +679,24 @@ static inline void init_thread(struct target_pt_regs *regs, struct image_info *i
#endif /* TARGET_ALPHA */
+#ifdef TARGET_S390X
+
+#define ELF_START_MMAP (0x20000000000ULL)
+
+#define elf_check_arch(x) ( (x) == ELF_ARCH )
+
+#define ELF_CLASS ELFCLASS64
+#define ELF_DATA ELFDATA2MSB
+#define ELF_ARCH EM_S390
+
+static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop)
+{
+ regs->psw.addr = infop->entry;
+ regs->gprs[15] = infop->start_stack;
+}
+
+#endif /* TARGET_S390X */
+
#ifndef ELF_PLATFORM
#define ELF_PLATFORM (NULL)
#endif
diff --git a/linux-user/main.c b/linux-user/main.c
index 9038b58..d2f62e0 100644
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -2304,6 +2304,79 @@ void cpu_loop (CPUState *env)
}
#endif /* TARGET_ALPHA */
+#ifdef TARGET_S390X
+void cpu_loop(CPUS390XState *env)
+{
+ int trapnr;
+ target_siginfo_t info;
+
+ while (1) {
+ trapnr = cpu_s390x_exec (env);
+
+ if ((trapnr & 0xffff0000) == EXCP_EXECUTE_SVC) {
+ int n = trapnr & 0xffff;
+ env->regs[2] = do_syscall(env, n,
+ env->regs[2],
+ env->regs[3],
+ env->regs[4],
+ env->regs[5],
+ env->regs[6],
+ env->regs[7]);
+ }
+ else switch (trapnr) {
+ case EXCP_INTERRUPT:
+ /* just indicate that signals should be handled asap */
+ break;
+ case EXCP_DEBUG:
+ {
+ int sig;
+
+ sig = gdb_handlesig (env, TARGET_SIGTRAP);
+ if (sig) {
+ info.si_signo = sig;
+ info.si_errno = 0;
+ info.si_code = TARGET_TRAP_BRKPT;
+ queue_signal(env, info.si_signo, &info);
+ }
+ }
+ break;
+ case EXCP_SVC:
+ {
+ int n = ldub(env->psw.addr - 1);
+ if (!n) n = env->regs[1]; /* syscalls > 255 */
+ env->regs[2] = do_syscall(env, n,
+ env->regs[2],
+ env->regs[3],
+ env->regs[4],
+ env->regs[5],
+ env->regs[6],
+ env->regs[7]);
+ }
+ break;
+ case EXCP_ADDR:
+ {
+ info.si_signo = SIGSEGV;
+ info.si_errno = 0;
+ /* XXX: check env->error_code */
+ info.si_code = TARGET_SEGV_MAPERR;
+ info._sifields._sigfault._addr = env->__excp_addr;
+ queue_signal(env, info.si_signo, &info);
+ }
+ break;
+ default:
+ printf ("Unhandled trap: 0x%x\n", trapnr);
+ if (trapnr == 42) { /* unimplemented insn */
+ fprintf(stderr,"insn 0x%08x%04x\n", ldl(env->psw.addr), lduw(env->psw.addr + 4));
+ }
+ cpu_dump_state(env, stderr, fprintf, 0);
+ exit (1);
+ }
+ process_pending_signals (env);
+ }
+}
+
+#endif /* TARGET_S390X */
+
static void usage(void)
{
printf("qemu-" TARGET_ARCH " version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n"
@@ -2900,6 +2973,15 @@ int main(int argc, char **argv, char **envp)
env->regs[15] = regs->acr;
env->pc = regs->erp;
}
+#elif defined(TARGET_S390X)
+ {
+ int i;
+ for (i = 0; i < 16; i++) {
+ env->regs[i] = regs->gprs[i];
+ }
+ env->psw.mask = regs->psw.mask;
+ env->psw.addr = regs->psw.addr;
+ }
#else
#error unsupported target CPU
#endif
diff --git a/linux-user/s390x/syscall.h b/linux-user/s390x/syscall.h
new file mode 100644
index 0000000..a3812a8
--- /dev/null
+++ b/linux-user/s390x/syscall.h
@@ -0,0 +1,25 @@
+/* this typedef defines how a Program Status Word looks like */
+typedef struct
+{
+ abi_ulong mask;
+ abi_ulong addr;
+} __attribute__ ((aligned(8))) target_psw_t;
+
+/*
+ * The pt_regs struct defines the way the registers are stored on
+ * the stack during a system call.
+ */
+
+#define TARGET_NUM_GPRS 16
+
+struct target_pt_regs
+{
+ abi_ulong args[1];
+ target_psw_t psw;
+ abi_ulong gprs[TARGET_NUM_GPRS];
+ abi_ulong orig_gpr2;
+ unsigned short ilc;
+ unsigned short trap;
+};
+
+#define UNAME_MACHINE "s390x"
diff --git a/linux-user/s390x/syscall_nr.h b/linux-user/s390x/syscall_nr.h
new file mode 100644
index 0000000..4a60b9a
--- /dev/null
+++ b/linux-user/s390x/syscall_nr.h
@@ -0,0 +1,348 @@
+/*
+ * This file contains the system call numbers.
+ */
+
+#define TARGET_NR_exit 1
+#define TARGET_NR_fork 2
+#define TARGET_NR_read 3
+#define TARGET_NR_write 4
+#define TARGET_NR_open 5
+#define TARGET_NR_close 6
+#define TARGET_NR_restart_syscall 7
+#define TARGET_NR_creat 8
+#define TARGET_NR_link 9
+#define TARGET_NR_unlink 10
+#define TARGET_NR_execve 11
+#define TARGET_NR_chdir 12
+#define TARGET_NR_mknod 14
+#define TARGET_NR_chmod 15
+#define TARGET_NR_lseek 19
+#define TARGET_NR_getpid 20
+#define TARGET_NR_mount 21
+#define TARGET_NR_umount 22
+#define TARGET_NR_ptrace 26
+#define TARGET_NR_alarm 27
+#define TARGET_NR_pause 29
+#define TARGET_NR_utime 30
+#define TARGET_NR_access 33
+#define TARGET_NR_nice 34
+#define TARGET_NR_sync 36
+#define TARGET_NR_kill 37
+#define TARGET_NR_rename 38
+#define TARGET_NR_mkdir 39
+#define TARGET_NR_rmdir 40
+#define TARGET_NR_dup 41
+#define TARGET_NR_pipe 42
+#define TARGET_NR_times 43
+#define TARGET_NR_brk 45
+#define TARGET_NR_signal 48
+#define TARGET_NR_acct 51
+#define TARGET_NR_umount2 52
+#define TARGET_NR_ioctl 54
+#define TARGET_NR_fcntl 55
+#define TARGET_NR_setpgid 57
+#define TARGET_NR_umask 60
+#define TARGET_NR_chroot 61
+#define TARGET_NR_ustat 62
+#define TARGET_NR_dup2 63
+#define TARGET_NR_getppid 64
+#define TARGET_NR_getpgrp 65
+#define TARGET_NR_setsid 66
+#define TARGET_NR_sigaction 67
+#define TARGET_NR_sigsuspend 72
+#define TARGET_NR_sigpending 73
+#define TARGET_NR_sethostname 74
+#define TARGET_NR_setrlimit 75
+#define TARGET_NR_getrusage 77
+#define TARGET_NR_gettimeofday 78
+#define TARGET_NR_settimeofday 79
+#define TARGET_NR_symlink 83
+#define TARGET_NR_readlink 85
+#define TARGET_NR_uselib 86
+#define TARGET_NR_swapon 87
+#define TARGET_NR_reboot 88
+#define TARGET_NR_readdir 89
+#define TARGET_NR_mmap 90
+#define TARGET_NR_munmap 91
+#define TARGET_NR_truncate 92
+#define TARGET_NR_ftruncate 93
+#define TARGET_NR_fchmod 94
+#define TARGET_NR_getpriority 96
+#define TARGET_NR_setpriority 97
+#define TARGET_NR_statfs 99
+#define TARGET_NR_fstatfs 100
+#define TARGET_NR_socketcall 102
+#define TARGET_NR_syslog 103
+#define TARGET_NR_setitimer 104
+#define TARGET_NR_getitimer 105
+#define TARGET_NR_stat 106
+#define TARGET_NR_lstat 107
+#define TARGET_NR_fstat 108
+#define TARGET_NR_lookup_dcookie 110
+#define TARGET_NR_vhangup 111
+#define TARGET_NR_idle 112
+#define TARGET_NR_wait4 114
+#define TARGET_NR_swapoff 115
+#define TARGET_NR_sysinfo 116
+#define TARGET_NR_ipc 117
+#define TARGET_NR_fsync 118
+#define TARGET_NR_sigreturn 119
+#define TARGET_NR_clone 120
+#define TARGET_NR_setdomainname 121
+#define TARGET_NR_uname 122
+#define TARGET_NR_adjtimex 124
+#define TARGET_NR_mprotect 125
+#define TARGET_NR_sigprocmask 126
+#define TARGET_NR_create_module 127
+#define TARGET_NR_init_module 128
+#define TARGET_NR_delete_module 129
+#define TARGET_NR_get_kernel_syms 130
+#define TARGET_NR_quotactl 131
+#define TARGET_NR_getpgid 132
+#define TARGET_NR_fchdir 133
+#define TARGET_NR_bdflush 134
+#define TARGET_NR_sysfs 135
+#define TARGET_NR_personality 136
+#define TARGET_NR_afs_syscall 137 /* Syscall for Andrew File System */
+#define TARGET_NR_getdents 141
+#define TARGET_NR_flock 143
+#define TARGET_NR_msync 144
+#define TARGET_NR_readv 145
+#define TARGET_NR_writev 146
+#define TARGET_NR_getsid 147
+#define TARGET_NR_fdatasync 148
+#define TARGET_NR__sysctl 149
+#define TARGET_NR_mlock 150
+#define TARGET_NR_munlock 151
+#define TARGET_NR_mlockall 152
+#define TARGET_NR_munlockall 153
+#define TARGET_NR_sched_setparam 154
+#define TARGET_NR_sched_getparam 155
+#define TARGET_NR_sched_setscheduler 156
+#define TARGET_NR_sched_getscheduler 157
+#define TARGET_NR_sched_yield 158
+#define TARGET_NR_sched_get_priority_max 159
+#define TARGET_NR_sched_get_priority_min 160
+#define TARGET_NR_sched_rr_get_interval 161
+#define TARGET_NR_nanosleep 162
+#define TARGET_NR_mremap 163
+#define TARGET_NR_query_module 167
+#define TARGET_NR_poll 168
+#define TARGET_NR_nfsservctl 169
+#define TARGET_NR_prctl 172
+#define TARGET_NR_rt_sigreturn 173
+#define TARGET_NR_rt_sigaction 174
+#define TARGET_NR_rt_sigprocmask 175
+#define TARGET_NR_rt_sigpending 176
+#define TARGET_NR_rt_sigtimedwait 177
+#define TARGET_NR_rt_sigqueueinfo 178
+#define TARGET_NR_rt_sigsuspend 179
+#define TARGET_NR_pread64 180
+#define TARGET_NR_pwrite64 181
+#define TARGET_NR_getcwd 183
+#define TARGET_NR_capget 184
+#define TARGET_NR_capset 185
+#define TARGET_NR_sigaltstack 186
+#define TARGET_NR_sendfile 187
+#define TARGET_NR_getpmsg 188
+#define TARGET_NR_putpmsg 189
+#define TARGET_NR_vfork 190
+#define TARGET_NR_pivot_root 217
+#define TARGET_NR_mincore 218
+#define TARGET_NR_madvise 219
+#define TARGET_NR_getdents64 220
+#define TARGET_NR_readahead 222
+#define TARGET_NR_setxattr 224
+#define TARGET_NR_lsetxattr 225
+#define TARGET_NR_fsetxattr 226
+#define TARGET_NR_getxattr 227
+#define TARGET_NR_lgetxattr 228
+#define TARGET_NR_fgetxattr 229
+#define TARGET_NR_listxattr 230
+#define TARGET_NR_llistxattr 231
+#define TARGET_NR_flistxattr 232
+#define TARGET_NR_removexattr 233
+#define TARGET_NR_lremovexattr 234
+#define TARGET_NR_fremovexattr 235
+#define TARGET_NR_gettid 236
+#define TARGET_NR_tkill 237
+#define TARGET_NR_futex 238
+#define TARGET_NR_sched_setaffinity 239
+#define TARGET_NR_sched_getaffinity 240
+#define TARGET_NR_tgkill 241
+/* Number 242 is reserved for tux */
+#define TARGET_NR_io_setup 243
+#define TARGET_NR_io_destroy 244
+#define TARGET_NR_io_getevents 245
+#define TARGET_NR_io_submit 246
+#define TARGET_NR_io_cancel 247
+#define TARGET_NR_exit_group 248
+#define TARGET_NR_epoll_create 249
+#define TARGET_NR_epoll_ctl 250
+#define TARGET_NR_epoll_wait 251
+#define TARGET_NR_set_tid_address 252
+#define TARGET_NR_fadvise64 253
+#define TARGET_NR_timer_create 254
+#define TARGET_NR_timer_settime (TARGET_NR_timer_create+1)
+#define TARGET_NR_timer_gettime (TARGET_NR_timer_create+2)
+#define TARGET_NR_timer_getoverrun (TARGET_NR_timer_create+3)
+#define TARGET_NR_timer_delete (TARGET_NR_timer_create+4)
+#define TARGET_NR_clock_settime (TARGET_NR_timer_create+5)
+#define TARGET_NR_clock_gettime (TARGET_NR_timer_create+6)
+#define TARGET_NR_clock_getres (TARGET_NR_timer_create+7)
+#define TARGET_NR_clock_nanosleep (TARGET_NR_timer_create+8)
+/* Number 263 is reserved for vserver */
+#define TARGET_NR_statfs64 265
+#define TARGET_NR_fstatfs64 266
+#define TARGET_NR_remap_file_pages 267
+/* Number 268 is reserved for new sys_mbind */
+/* Number 269 is reserved for new sys_get_mempolicy */
+/* Number 270 is reserved for new sys_set_mempolicy */
+#define TARGET_NR_mq_open 271
+#define TARGET_NR_mq_unlink 272
+#define TARGET_NR_mq_timedsend 273
+#define TARGET_NR_mq_timedreceive 274
+#define TARGET_NR_mq_notify 275
+#define TARGET_NR_mq_getsetattr 276
+#define TARGET_NR_kexec_load 277
+#define TARGET_NR_add_key 278
+#define TARGET_NR_request_key 279
+#define TARGET_NR_keyctl 280
+#define TARGET_NR_waitid 281
+#define TARGET_NR_ioprio_set 282
+#define TARGET_NR_ioprio_get 283
+#define TARGET_NR_inotify_init 284
+#define TARGET_NR_inotify_add_watch 285
+#define TARGET_NR_inotify_rm_watch 286
+/* Number 287 is reserved for new sys_migrate_pages */
+#define TARGET_NR_openat 288
+#define TARGET_NR_mkdirat 289
+#define TARGET_NR_mknodat 290
+#define TARGET_NR_fchownat 291
+#define TARGET_NR_futimesat 292
+#define TARGET_NR_unlinkat 294
+#define TARGET_NR_renameat 295
+#define TARGET_NR_linkat 296
+#define TARGET_NR_symlinkat 297
+#define TARGET_NR_readlinkat 298
+#define TARGET_NR_fchmodat 299
+#define TARGET_NR_faccessat 300
+#define TARGET_NR_pselect6 301
+#define TARGET_NR_ppoll 302
+#define TARGET_NR_unshare 303
+#define TARGET_NR_set_robust_list 304
+#define TARGET_NR_get_robust_list 305
+#define TARGET_NR_splice 306
+#define TARGET_NR_sync_file_range 307
+#define TARGET_NR_tee 308
+#define TARGET_NR_vmsplice 309
+/* Number 310 is reserved for new sys_move_pages */
+#define TARGET_NR_getcpu 311
+#define TARGET_NR_epoll_pwait 312
+#define TARGET_NR_utimes 313
+#define TARGET_NR_fallocate 314
+#define TARGET_NR_utimensat 315
+#define TARGET_NR_signalfd 316
+#define TARGET_NR_timerfd 317
+#define TARGET_NR_eventfd 318
+#define TARGET_NR_timerfd_create 319
+#define TARGET_NR_timerfd_settime 320
+#define TARGET_NR_timerfd_gettime 321
+#define TARGET_NR_signalfd4 322
+#define TARGET_NR_eventfd2 323
+#define TARGET_NR_inotify_init1 324
+#define TARGET_NR_pipe2 325
+#define TARGET_NR_dup3 326
+#define TARGET_NR_epoll_create1 327
+#define NR_syscalls 328
+
+/*
+ * There are some system calls that are not present on 64 bit, some
+ * have a different name although they do the same (e.g. TARGET_NR_chown32
+ * is TARGET_NR_chown on 64 bit).
+ */
+#ifndef TARGET_S390X
+
+#define TARGET_NR_time 13
+#define TARGET_NR_lchown 16
+#define TARGET_NR_setuid 23
+#define TARGET_NR_getuid 24
+#define TARGET_NR_stime 25
+#define TARGET_NR_setgid 46
+#define TARGET_NR_getgid 47
+#define TARGET_NR_geteuid 49
+#define TARGET_NR_getegid 50
+#define TARGET_NR_setreuid 70
+#define TARGET_NR_setregid 71
+#define TARGET_NR_getrlimit 76
+#define TARGET_NR_getgroups 80
+#define TARGET_NR_setgroups 81
+#define TARGET_NR_fchown 95
+#define TARGET_NR_ioperm 101
+#define TARGET_NR_setfsuid 138
+#define TARGET_NR_setfsgid 139
+#define TARGET_NR__llseek 140
+#define TARGET_NR__newselect 142
+#define TARGET_NR_setresuid 164
+#define TARGET_NR_getresuid 165
+#define TARGET_NR_setresgid 170
+#define TARGET_NR_getresgid 171
+#define TARGET_NR_chown 182
+#define TARGET_NR_ugetrlimit 191 /* SuS compliant getrlimit */
+#define TARGET_NR_mmap2 192
+#define TARGET_NR_truncate64 193
+#define TARGET_NR_ftruncate64 194
+#define TARGET_NR_stat64 195
+#define TARGET_NR_lstat64 196
+#define TARGET_NR_fstat64 197
+#define TARGET_NR_lchown32 198
+#define TARGET_NR_getuid32 199
+#define TARGET_NR_getgid32 200
+#define TARGET_NR_geteuid32 201
+#define TARGET_NR_getegid32 202
+#define TARGET_NR_setreuid32 203
+#define TARGET_NR_setregid32 204
+#define TARGET_NR_getgroups32 205
+#define TARGET_NR_setgroups32 206
+#define TARGET_NR_fchown32 207
+#define TARGET_NR_setresuid32 208
+#define TARGET_NR_getresuid32 209
+#define TARGET_NR_setresgid32 210
+#define TARGET_NR_getresgid32 211
+#define TARGET_NR_chown32 212
+#define TARGET_NR_setuid32 213
+#define TARGET_NR_setgid32 214
+#define TARGET_NR_setfsuid32 215
+#define TARGET_NR_setfsgid32 216
+#define TARGET_NR_fcntl64 221
+#define TARGET_NR_sendfile64 223
+#define TARGET_NR_fadvise64_64 264
+#define TARGET_NR_fstatat64 293
+
+#else
+
+#define TARGET_NR_select 142
+#define TARGET_NR_getrlimit 191 /* SuS compliant getrlimit */
+#define TARGET_NR_lchown 198
+#define TARGET_NR_getuid 199
+#define TARGET_NR_getgid 200
+#define TARGET_NR_geteuid 201
+#define TARGET_NR_getegid 202
+#define TARGET_NR_setreuid 203
+#define TARGET_NR_setregid 204
+#define TARGET_NR_getgroups 205
+#define TARGET_NR_setgroups 206
+#define TARGET_NR_fchown 207
+#define TARGET_NR_setresuid 208
+#define TARGET_NR_getresuid 209
+#define TARGET_NR_setresgid 210
+#define TARGET_NR_getresgid 211
+#define TARGET_NR_chown 212
+#define TARGET_NR_setuid 213
+#define TARGET_NR_setgid 214
+#define TARGET_NR_setfsuid 215
+#define TARGET_NR_setfsgid 216
+#define TARGET_NR_newfstatat 293
+
+#endif
+
diff --git a/linux-user/s390x/target_signal.h b/linux-user/s390x/target_signal.h
new file mode 100644
index 0000000..b4816b0
--- /dev/null
+++ b/linux-user/s390x/target_signal.h
@@ -0,0 +1,26 @@
+#ifndef TARGET_SIGNAL_H
+#define TARGET_SIGNAL_H
+
+#include "cpu.h"
+
+typedef struct target_sigaltstack {
+ abi_ulong ss_sp;
+ int ss_flags;
+ abi_ulong ss_size;
+} target_stack_t;
+
+/*
+ * sigaltstack controls
+ */
+#define TARGET_SS_ONSTACK 1
+#define TARGET_SS_DISABLE 2
+
+#define TARGET_MINSIGSTKSZ 2048
+#define TARGET_SIGSTKSZ 8192
+
+static inline abi_ulong get_sp_from_cpustate(CPUS390XState *state)
+{
+ return state->regs[15];
+}
+
+#endif /* TARGET_SIGNAL_H */
diff --git a/linux-user/s390x/termbits.h b/linux-user/s390x/termbits.h
new file mode 100644
index 0000000..2a78a05
--- /dev/null
+++ b/linux-user/s390x/termbits.h
@@ -0,0 +1,283 @@
+/*
+ * include/asm-s390/termbits.h
+ *
+ * S390 version
+ *
+ * Derived from "include/asm-i386/termbits.h"
+ */
+
+#define TARGET_NCCS 19
+struct target_termios {
+ unsigned int c_iflag; /* input mode flags */
+ unsigned int c_oflag; /* output mode flags */
+ unsigned int c_cflag; /* control mode flags */
+ unsigned int c_lflag; /* local mode flags */
+ unsigned char c_line; /* line discipline */
+ unsigned char c_cc[TARGET_NCCS]; /* control characters */
+};
+
+struct target_termios2 {
+ unsigned int c_iflag; /* input mode flags */
+ unsigned int c_oflag; /* output mode flags */
+ unsigned int c_cflag; /* control mode flags */
+ unsigned int c_lflag; /* local mode flags */
+ unsigned char c_line; /* line discipline */
+ unsigned char c_cc[TARGET_NCCS]; /* control characters */
+ unsigned int c_ispeed; /* input speed */
+ unsigned int c_ospeed; /* output speed */
+};
+
+struct target_ktermios {
+ unsigned int c_iflag; /* input mode flags */
+ unsigned int c_oflag; /* output mode flags */
+ unsigned int c_cflag; /* control mode flags */
+ unsigned int c_lflag; /* local mode flags */
+ unsigned char c_line; /* line discipline */
+ unsigned char c_cc[TARGET_NCCS]; /* control characters */
+ unsigned int c_ispeed; /* input speed */
+ unsigned int c_ospeed; /* output speed */
+};
+
+/* c_cc characters */
+#define TARGET_VINTR 0
+#define TARGET_VQUIT 1
+#define TARGET_VERASE 2
+#define TARGET_VKILL 3
+#define TARGET_VEOF 4
+#define TARGET_VTIME 5
+#define TARGET_VMIN 6
+#define TARGET_VSWTC 7
+#define TARGET_VSTART 8
+#define TARGET_VSTOP 9
+#define TARGET_VSUSP 10
+#define TARGET_VEOL 11
+#define TARGET_VREPRINT 12
+#define TARGET_VDISCARD 13
+#define TARGET_VWERASE 14
+#define TARGET_VLNEXT 15
+#define TARGET_VEOL2 16
+
+/* c_iflag bits */
+#define TARGET_IGNBRK 0000001
+#define TARGET_BRKINT 0000002
+#define TARGET_IGNPAR 0000004
+#define TARGET_PARMRK 0000010
+#define TARGET_INPCK 0000020
+#define TARGET_ISTRIP 0000040
+#define TARGET_INLCR 0000100
+#define TARGET_IGNCR 0000200
+#define TARGET_ICRNL 0000400
+#define TARGET_IUCLC 0001000
+#define TARGET_IXON 0002000
+#define TARGET_IXANY 0004000
+#define TARGET_IXOFF 0010000
+#define TARGET_IMAXBEL 0020000
+#define TARGET_IUTF8 0040000
+
+/* c_oflag bits */
+#define TARGET_OPOST 0000001
+#define TARGET_OLCUC 0000002
+#define TARGET_ONLCR 0000004
+#define TARGET_OCRNL 0000010
+#define TARGET_ONOCR 0000020
+#define TARGET_ONLRET 0000040
+#define TARGET_OFILL 0000100
+#define TARGET_OFDEL 0000200
+#define TARGET_NLDLY 0000400
+#define TARGET_NL0 0000000
+#define TARGET_NL1 0000400
+#define TARGET_CRDLY 0003000
+#define TARGET_CR0 0000000
+#define TARGET_CR1 0001000
+#define TARGET_CR2 0002000
+#define TARGET_CR3 0003000
+#define TARGET_TABDLY 0014000
+#define TARGET_TAB0 0000000
+#define TARGET_TAB1 0004000
+#define TARGET_TAB2 0010000
+#define TARGET_TAB3 0014000
+#define TARGET_XTABS 0014000
+#define TARGET_BSDLY 0020000
+#define TARGET_BS0 0000000
+#define TARGET_BS1 0020000
+#define TARGET_VTDLY 0040000
+#define TARGET_VT0 0000000
+#define TARGET_VT1 0040000
+#define TARGET_FFDLY 0100000
+#define TARGET_FF0 0000000
+#define TARGET_FF1 0100000
+
+/* c_cflag bit meaning */
+#define TARGET_CBAUD 0010017
+#define TARGET_B0 0000000 /* hang up */
+#define TARGET_B50 0000001
+#define TARGET_B75 0000002
+#define TARGET_B110 0000003
+#define TARGET_B134 0000004
+#define TARGET_B150 0000005
+#define TARGET_B200 0000006
+#define TARGET_B300 0000007
+#define TARGET_B600 0000010
+#define TARGET_B1200 0000011
+#define TARGET_B1800 0000012
+#define TARGET_B2400 0000013
+#define TARGET_B4800 0000014
+#define TARGET_B9600 0000015
+#define TARGET_B19200 0000016
+#define TARGET_B38400 0000017
+#define TARGET_EXTA B19200
+#define TARGET_EXTB B38400
+#define TARGET_CSIZE 0000060
+#define TARGET_CS5 0000000
+#define TARGET_CS6 0000020
+#define TARGET_CS7 0000040
+#define TARGET_CS8 0000060
+#define TARGET_CSTOPB 0000100
+#define TARGET_CREAD 0000200
+#define TARGET_PARENB 0000400
+#define TARGET_PARODD 0001000
+#define TARGET_HUPCL 0002000
+#define TARGET_CLOCAL 0004000
+#define TARGET_CBAUDEX 0010000
+#define TARGET_BOTHER 0010000
+#define TARGET_B57600 0010001
+#define TARGET_B115200 0010002
+#define TARGET_B230400 0010003
+#define TARGET_B460800 0010004
+#define TARGET_B500000 0010005
+#define TARGET_B576000 0010006
+#define TARGET_B921600 0010007
+#define TARGET_B1000000 0010010
+#define TARGET_B1152000 0010011
+#define TARGET_B1500000 0010012
+#define TARGET_B2000000 0010013
+#define TARGET_B2500000 0010014
+#define TARGET_B3000000 0010015
+#define TARGET_B3500000 0010016
+#define TARGET_B4000000 0010017
+#define TARGET_CIBAUD 002003600000 /* input baud rate */
+#define TARGET_CMSPAR 010000000000 /* mark or space (stick) parity */
+#define TARGET_CRTSCTS 020000000000 /* flow control */
+
+#define TARGET_IBSHIFT 16 /* Shift from CBAUD to CIBAUD */
+
+/* c_lflag bits */
+#define TARGET_ISIG 0000001
+#define TARGET_ICANON 0000002
+#define TARGET_XCASE 0000004
+#define TARGET_ECHO 0000010
+#define TARGET_ECHOE 0000020
+#define TARGET_ECHOK 0000040
+#define TARGET_ECHONL 0000100
+#define TARGET_NOFLSH 0000200
+#define TARGET_TOSTOP 0000400
+#define TARGET_ECHOCTL 0001000
+#define TARGET_ECHOPRT 0002000
+#define TARGET_ECHOKE 0004000
+#define TARGET_FLUSHO 0010000
+#define TARGET_PENDIN 0040000
+#define TARGET_IEXTEN 0100000
+
+/* tcflow() and TCXONC use these */
+#define TARGET_TCOOFF 0
+#define TARGET_TCOON 1
+#define TARGET_TCIOFF 2
+#define TARGET_TCION 3
+
+/* tcflush() and TCFLSH use these */
+#define TARGET_TCIFLUSH 0
+#define TARGET_TCOFLUSH 1
+#define TARGET_TCIOFLUSH 2
+
+/* tcsetattr uses these */
+#define TARGET_TCSANOW 0
+#define TARGET_TCSADRAIN 1
+#define TARGET_TCSAFLUSH 2
+
+/*
+ * include/asm-s390/ioctls.h
+ *
+ * S390 version
+ *
+ * Derived from "include/asm-i386/ioctls.h"
+ */
+
+/* 0x54 is just a magic number to make these relatively unique ('T') */
+
+#define TARGET_TCGETS 0x5401
+#define TARGET_TCSETS 0x5402
+#define TARGET_TCSETSW 0x5403
+#define TARGET_TCSETSF 0x5404
+#define TARGET_TCGETA 0x5405
+#define TARGET_TCSETA 0x5406
+#define TARGET_TCSETAW 0x5407
+#define TARGET_TCSETAF 0x5408
+#define TARGET_TCSBRK 0x5409
+#define TARGET_TCXONC 0x540A
+#define TARGET_TCFLSH 0x540B
+#define TARGET_TIOCEXCL 0x540C
+#define TARGET_TIOCNXCL 0x540D
+#define TARGET_TIOCSCTTY 0x540E
+#define TARGET_TIOCGPGRP 0x540F
+#define TARGET_TIOCSPGRP 0x5410
+#define TARGET_TIOCOUTQ 0x5411
+#define TARGET_TIOCSTI 0x5412
+#define TARGET_TIOCGWINSZ 0x5413
+#define TARGET_TIOCSWINSZ 0x5414
+#define TARGET_TIOCMGET 0x5415
+#define TARGET_TIOCMBIS 0x5416
+#define TARGET_TIOCMBIC 0x5417
+#define TARGET_TIOCMSET 0x5418
+#define TARGET_TIOCGSOFTCAR 0x5419
+#define TARGET_TIOCSSOFTCAR 0x541A
+#define TARGET_FIONREAD 0x541B
+#define TARGET_TIOCINQ FIONREAD
+#define TARGET_TIOCLINUX 0x541C
+#define TARGET_TIOCCONS 0x541D
+#define TARGET_TIOCGSERIAL 0x541E
+#define TARGET_TIOCSSERIAL 0x541F
+#define TARGET_TIOCPKT 0x5420
+#define TARGET_FIONBIO 0x5421
+#define TARGET_TIOCNOTTY 0x5422
+#define TARGET_TIOCSETD 0x5423
+#define TARGET_TIOCGETD 0x5424
+#define TARGET_TCSBRKP 0x5425 /* Needed for POSIX tcsendbreak() */
+#define TARGET_TIOCSBRK 0x5427 /* BSD compatibility */
+#define TARGET_TIOCCBRK 0x5428 /* BSD compatibility */
+#define TARGET_TIOCGSID 0x5429 /* Return the session ID of FD */
+#define TARGET_TCGETS2 _IOR('T',0x2A, struct termios2)
+#define TARGET_TCSETS2 _IOW('T',0x2B, struct termios2)
+#define TARGET_TCSETSW2 _IOW('T',0x2C, struct termios2)
+#define TARGET_TCSETSF2 _IOW('T',0x2D, struct termios2)
+#define TARGET_TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
+#define TARGET_TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */
+#define TARGET_TIOCGDEV _IOR('T',0x32, unsigned int) /* Get real dev no below /dev/console */
+
+#define TARGET_FIONCLEX 0x5450 /* these numbers need to be adjusted. */
+#define TARGET_FIOCLEX 0x5451
+#define TARGET_FIOASYNC 0x5452
+#define TARGET_TIOCSERCONFIG 0x5453
+#define TARGET_TIOCSERGWILD 0x5454
+#define TARGET_TIOCSERSWILD 0x5455
+#define TARGET_TIOCGLCKTRMIOS 0x5456
+#define TARGET_TIOCSLCKTRMIOS 0x5457
+#define TARGET_TIOCSERGSTRUCT 0x5458 /* For debugging only */
+#define TARGET_TIOCSERGETLSR 0x5459 /* Get line status register */
+#define TARGET_TIOCSERGETMULTI 0x545A /* Get multiport config */
+#define TARGET_TIOCSERSETMULTI 0x545B /* Set multiport config */
+
+#define TARGET_TIOCMIWAIT 0x545C /* wait for a change on serial input line(s) */
+#define TARGET_TIOCGICOUNT 0x545D /* read serial port inline interrupt counts */
+#define TARGET_FIOQSIZE 0x545E
+
+/* Used for packet mode */
+#define TARGET_TIOCPKT_DATA 0
+#define TARGET_TIOCPKT_FLUSHREAD 1
+#define TARGET_TIOCPKT_FLUSHWRITE 2
+#define TARGET_TIOCPKT_STOP 4
+#define TARGET_TIOCPKT_START 8
+#define TARGET_TIOCPKT_NOSTOP 16
+#define TARGET_TIOCPKT_DOSTOP 32
+
+#define TARGET_TIOCSER_TEMT 0x01 /* Transmitter physically empty */
+
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 1aa9eab..d8ed2e8 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -3432,6 +3432,320 @@ long do_rt_sigreturn(CPUState *env)
return -TARGET_ENOSYS;
}
+#elif defined(TARGET_S390X)
+
+#define __NUM_GPRS 16
+#define __NUM_FPRS 16
+#define __NUM_ACRS 16
+
+#define S390_SYSCALL_SIZE 2
+#define __SIGNAL_FRAMESIZE 160 /* FIXME: 31-bit mode -> 96 */
+
+#define _SIGCONTEXT_NSIG 64
+#define _SIGCONTEXT_NSIG_BPW 64 /* FIXME: 31-bit mode -> 32 */
+#define _SIGCONTEXT_NSIG_WORDS (_SIGCONTEXT_NSIG / _SIGCONTEXT_NSIG_BPW)
+#define _SIGMASK_COPY_SIZE (sizeof(unsigned long)*_SIGCONTEXT_NSIG_WORDS)
+#define PSW_ADDR_AMODE 0x0000000000000000UL /* 0x80000000UL for 31-bit */
+#define S390_SYSCALL_OPCODE ((uint16_t)0x0a00)
+
+typedef struct
+{
+ target_psw_t psw;
+ target_ulong gprs[__NUM_GPRS];
+ unsigned int acrs[__NUM_ACRS];
+} target_s390_regs_common;
+
+typedef struct
+{
+ unsigned int fpc;
+ double fprs[__NUM_FPRS];
+} target_s390_fp_regs;
+
+typedef struct
+{
+ target_s390_regs_common regs;
+ target_s390_fp_regs fpregs;
+} target_sigregs;
+
+struct target_sigcontext
+{
+ target_ulong oldmask[_SIGCONTEXT_NSIG_WORDS];
+ target_sigregs *sregs;
+};
+
+typedef struct
+{
+ uint8_t callee_used_stack[__SIGNAL_FRAMESIZE];
+ struct target_sigcontext sc;
+ target_sigregs sregs;
+ int signo;
+ uint8_t retcode[S390_SYSCALL_SIZE];
+} sigframe;
+
+struct target_ucontext {
+ target_ulong uc_flags;
+ struct target_ucontext *uc_link;
+ target_stack_t uc_stack;
+ target_sigregs uc_mcontext;
+ target_sigset_t uc_sigmask; /* mask last for extensibility */
+};
+
+typedef struct
+{
+ uint8_t callee_used_stack[__SIGNAL_FRAMESIZE];
+ uint8_t retcode[S390_SYSCALL_SIZE];
+ struct target_siginfo info;
+ struct target_ucontext uc;
+} rt_sigframe;
+
+static inline abi_ulong
+get_sigframe(struct target_sigaction *ka, CPUState *env, size_t frame_size)
+{
+ abi_ulong sp;
+
+ /* Default to using normal stack */
+ sp = env->regs[15];
+
+ /* This is the X/Open sanctioned signal stack switching. */
+ if (ka->sa_flags & TARGET_SA_ONSTACK) {
+ if (! sas_ss_flags(sp))
+ sp = target_sigaltstack_used.ss_sp + target_sigaltstack_used.ss_size;
+ }
+
+ /* This is the legacy signal stack switching. */
+ else if (/* FIXME !user_mode(regs) */ 0 &&
+ !(ka->sa_flags & TARGET_SA_RESTORER) &&
+ ka->sa_restorer) {
+ sp = (abi_ulong) ka->sa_restorer;
+ }
+
+ return (sp - frame_size) & -8ul;
+}
+
+static void save_sigregs(CPUState *env, target_sigregs *sregs)
+{
+ int i;
+ //save_access_regs(current->thread.acrs); FIXME
+
+ /* Copy a 'clean' PSW mask to the user to avoid leaking
+ information about whether PER is currently on. */
+ __put_user(env->psw.mask, &sregs->regs.psw.mask);
+ __put_user(env->psw.addr, &sregs->regs.psw.addr);
+ for (i = 0; i < 16; i++)
+ __put_user(env->regs[i], &sregs->regs.gprs[i]);
+ for (i = 0; i < 16; i++)
+ __put_user(env->aregs[i], &sregs->regs.acrs[i]);
+ /*
+ * We have to store the fp registers to current->thread.fp_regs
+ * to merge them with the emulated registers.
+ */
+ //save_fp_regs(&current->thread.fp_regs); FIXME
+ for (i = 0; i < 16; i++)
+ __put_user(env->fregs[i].i, &sregs->fpregs.fprs[i]);
+}
+
+static void setup_frame(int sig, struct target_sigaction *ka,
+ target_sigset_t *set, CPUState *env)
+{
+ sigframe *frame;
+ abi_ulong frame_addr;
+
+ frame_addr = get_sigframe(ka, env, sizeof *frame);
+ qemu_log("%s: frame_addr 0x%lx\n", __FUNCTION__, frame_addr);
+ if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0))
+ goto give_sigsegv;
+
+ qemu_log("%s: 1\n", __FUNCTION__);
+ if (__put_user(set->sig[0], &frame->sc.oldmask[0]))
+ goto give_sigsegv;
+
+ save_sigregs(env, &frame->sregs);
+
+ __put_user((abi_ulong)&frame->sregs, (abi_ulong *)&frame->sc.sregs);
+
+ /* Set up to return from userspace. If provided, use a stub
+ already in userspace. */
+ if (ka->sa_flags & TARGET_SA_RESTORER) {
+ env->regs[14] = (unsigned long)
+ ka->sa_restorer | PSW_ADDR_AMODE;
+ } else {
+ env->regs[14] = (unsigned long)
+ frame->retcode | PSW_ADDR_AMODE;
+ if (__put_user(S390_SYSCALL_OPCODE | TARGET_NR_sigreturn,
+ (uint16_t *)(frame->retcode)))
+ goto give_sigsegv;
+ }
+
+ /* Set up backchain. */
+ if (__put_user(env->regs[15], (abi_ulong *) frame))
+ goto give_sigsegv;
+
+ /* Set up registers for signal handler */
+ env->regs[15] = (target_ulong) frame;
+ env->psw.addr = (target_ulong) ka->_sa_handler | PSW_ADDR_AMODE;
+
+ env->regs[2] = sig; //map_signal(sig);
+ env->regs[3] = (target_ulong) &frame->sc;
+
+ /* We forgot to include these in the sigcontext.
+ To avoid breaking binary compatibility, they are passed as args. */
+ env->regs[4] = 0; // FIXME: no clue... current->thread.trap_no;
+ env->regs[5] = 0; // FIXME: no clue... current->thread.prot_addr;
+
+ /* Place signal number on stack to allow backtrace from handler. */
+ if (__put_user(env->regs[2], (int *) &frame->signo))
+ goto give_sigsegv;
+ unlock_user_struct(frame, frame_addr, 1);
+ return;
+
+give_sigsegv:
+ qemu_log("%s: give_sigsegv\n", __FUNCTION__);
+ unlock_user_struct(frame, frame_addr, 1);
+ force_sig(TARGET_SIGSEGV);
+}
+
+static void setup_rt_frame(int sig, struct target_sigaction *ka,
+ target_siginfo_t *info,
+ target_sigset_t *set, CPUState *env)
+{
+ int i;
+ rt_sigframe *frame;
+ abi_ulong frame_addr;
+
+ frame_addr = get_sigframe(ka, env, sizeof *frame);
+ qemu_log("%s: frame_addr 0x%lx\n", __FUNCTION__, frame_addr);
+ if (!lock_user_struct(VERIFY_WRITE, frame, frame_addr, 0))
+ goto give_sigsegv;
+
+ qemu_log("%s: 1\n", __FUNCTION__);
+ if (copy_siginfo_to_user(&frame->info, info))
+ goto give_sigsegv;
+
+ /* Create the ucontext. */
+ __put_user(0, &frame->uc.uc_flags);
+ __put_user((abi_ulong)NULL, (abi_ulong*)&frame->uc.uc_link);
+ __put_user(target_sigaltstack_used.ss_sp, &frame->uc.uc_stack.ss_sp);
+ __put_user(sas_ss_flags(get_sp_from_cpustate(env)),
+ &frame->uc.uc_stack.ss_flags);
+ __put_user(target_sigaltstack_used.ss_size, &frame->uc.uc_stack.ss_size);
+ save_sigregs(env, &frame->uc.uc_mcontext);
+ for(i = 0; i < TARGET_NSIG_WORDS; i++) {
+ __put_user((abi_ulong)set->sig[i], (abi_ulong*)&frame->uc.uc_sigmask.sig[i]);
+ }
+
+ /* Set up to return from userspace. If provided, use a stub
+ already in userspace. */
+ if (ka->sa_flags & TARGET_SA_RESTORER) {
+ env->regs[14] = (unsigned long)
+ ka->sa_restorer | PSW_ADDR_AMODE;
+ } else {
+ env->regs[14] = (unsigned long)
+ frame->retcode | PSW_ADDR_AMODE;
+ if (__put_user(S390_SYSCALL_OPCODE | TARGET_NR_rt_sigreturn,
+ (uint16_t *)(frame->retcode)))
+ goto give_sigsegv;
+ }
+
+ /* Set up backchain. */
+ if (__put_user(env->regs[15], (abi_ulong *) frame))
+ goto give_sigsegv;
+
+ /* Set up registers for signal handler */
+ env->regs[15] = (target_ulong) frame;
+ env->psw.addr = (target_ulong) ka->_sa_handler | PSW_ADDR_AMODE;
+
+ env->regs[2] = sig; //map_signal(sig);
+ env->regs[3] = (target_ulong) &frame->info;
+ env->regs[4] = (target_ulong) &frame->uc;
+ return;
+
+give_sigsegv:
+ qemu_log("%s: give_sigsegv\n", __FUNCTION__);
+ unlock_user_struct(frame, frame_addr, 1);
+ force_sig(TARGET_SIGSEGV);
+}
+
+static int
+restore_sigregs(CPUState *env, target_sigregs *sc)
+{
+ int err = 0;
+ int i;
+
+ for (i = 0; i < 16; i++) {
+ err |= __get_user(env->regs[i], &sc->regs.gprs[i]);
+ }
+
+ err |= __get_user(env->psw.mask, &sc->regs.psw.mask);
+ qemu_log("%s: sc->regs.psw.addr 0x%lx env->psw.addr 0x%lx\n", __FUNCTION__, sc->regs.psw.addr, env->psw.addr);
+ err |= __get_user(env->psw.addr, &sc->regs.psw.addr);
+ /* FIXME: 31-bit -> | PSW_ADDR_AMODE */
+
+ for (i = 0; i < 16; i++) {
+ err |= __get_user(env->aregs[i], &sc->regs.acrs[i]);
+ }
+ for (i = 0; i < 16; i++) {
+ err |= __get_user(env->fregs[i].i, &sc->fpregs.fprs[i]);
+ }
+
+ return err;
+}
+
+long do_sigreturn(CPUState *env)
+{
+ sigframe *frame;
+ abi_ulong frame_addr = env->regs[15];
+ qemu_log("%s: frame_addr 0x%lx\n", __FUNCTION__, frame_addr);
+ target_sigset_t target_set;
+ sigset_t set;
+
+ if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))
+ goto badframe;
+ if (__get_user(target_set.sig[0], &frame->sc.oldmask[0]))
+ goto badframe;
+
+ target_to_host_sigset_internal(&set, &target_set);
+ sigprocmask(SIG_SETMASK, &set, NULL); /* ~_BLOCKABLE? */
+
+ if (restore_sigregs(env, &frame->sregs))
+ goto badframe;
+
+ unlock_user_struct(frame, frame_addr, 0);
+ return env->regs[2];
+
+badframe:
+ unlock_user_struct(frame, frame_addr, 0);
+ force_sig(TARGET_SIGSEGV);
+ return 0;
+}
+
+long do_rt_sigreturn(CPUState *env)
+{
+ rt_sigframe *frame;
+ abi_ulong frame_addr = env->regs[15];
+ qemu_log("%s: frame_addr 0x%lx\n", __FUNCTION__, frame_addr);
+ sigset_t set;
+
+ if (!lock_user_struct(VERIFY_READ, frame, frame_addr, 1))
+ goto badframe;
+ target_to_host_sigset(&set, &frame->uc.uc_sigmask);
+
+ sigprocmask(SIG_SETMASK, &set, NULL); /* ~_BLOCKABLE? */
+
+ if (restore_sigregs(env, &frame->uc.uc_mcontext))
+ goto badframe;
+
+ if (do_sigaltstack(frame_addr + offsetof(rt_sigframe, uc.uc_stack), 0,
+ get_sp_from_cpustate(env)) == -EFAULT)
+ goto badframe;
+ unlock_user_struct(frame, frame_addr, 0);
+ return env->regs[2];
+
+badframe:
+ unlock_user_struct(frame, frame_addr, 0);
+ force_sig(TARGET_SIGSEGV);
+ return 0;
+}
+
#elif defined(TARGET_PPC) && !defined(TARGET_PPC64)
/* FIXME: Many of the structures are defined for both PPC and PPC64, but
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 548be54..e9b07df 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -5107,7 +5107,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
ret = get_errno(settimeofday(&tv, NULL));
}
break;
-#ifdef TARGET_NR_select
+#if defined(TARGET_NR_select) && !defined(TARGET_S390X) && !defined(TARGET_S390)
case TARGET_NR_select:
{
struct target_sel_arg_struct *sel;
@@ -5214,7 +5214,9 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
#endif
#ifdef TARGET_NR_mmap
case TARGET_NR_mmap:
-#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE)
+#if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || \
+ defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) \
+ || defined(TARGET_S390X)
{
abi_ulong *v;
abi_ulong v1, v2, v3, v4, v5, v6;
@@ -5698,6 +5700,8 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4));
#elif defined(TARGET_CRIS)
ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5));
+#elif defined(TARGET_S390X)
+ ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg5, arg4));
#else
ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5));
#endif
@@ -5904,8 +5908,12 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
}
break;
#endif /* TARGET_NR_getdents64 */
-#ifdef TARGET_NR__newselect
+#if defined(TARGET_NR__newselect) || defined(TARGET_S390X)
+#ifdef TARGET_S390X
+ case TARGET_NR_select:
+#else
case TARGET_NR__newselect:
+#endif
ret = do_select(arg1, arg2, arg3, arg4, arg5);
break;
#endif
@@ -6129,7 +6137,7 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
goto unimplemented;
case TARGET_NR_sigaltstack:
#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \
- defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA)
+ defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || defined(TARGET_S390X)
ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env));
break;
#else
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 0cbe396..0f4fbd7 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -55,7 +55,7 @@
#endif
#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SH4) \
- || defined(TARGET_M68K) || defined(TARGET_CRIS)
+ || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_S390X)
#define TARGET_IOC_SIZEBITS 14
#define TARGET_IOC_DIRBITS 2
@@ -315,7 +315,10 @@ struct target_sigaction;
int do_sigaction(int sig, const struct target_sigaction *act,
struct target_sigaction *oact);
-#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_MIPS) || defined (TARGET_SH4) || defined(TARGET_M68K) || defined(TARGET_ALPHA) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE)
+#if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SPARC) || \
+ defined(TARGET_PPC) || defined(TARGET_MIPS) || defined (TARGET_SH4) || \
+ defined(TARGET_M68K) || defined(TARGET_ALPHA) || defined(TARGET_CRIS) || \
+ defined(TARGET_MICROBLAZE) || defined(TARGET_S390X)
#if defined(TARGET_SPARC)
#define TARGET_SA_NOCLDSTOP 8u
@@ -1617,6 +1620,27 @@ struct target_stat {
abi_long __unused[3];
};
+#elif defined(TARGET_S390X)
+struct target_stat {
+ abi_ulong st_dev;
+ abi_ulong st_ino;
+ abi_ulong st_nlink;
+ unsigned int st_mode;
+ unsigned int st_uid;
+ unsigned int st_gid;
+ unsigned int __pad1;
+ abi_ulong st_rdev;
+ abi_ulong st_size;
+ abi_ulong target_st_atime;
+ abi_ulong target_st_atime_nsec;
+ abi_ulong target_st_mtime;
+ abi_ulong target_st_mtime_nsec;
+ abi_ulong target_st_ctime;
+ abi_ulong target_st_ctime_nsec;
+ abi_ulong st_blksize;
+ abi_long st_blocks;
+ abi_ulong __unused[3];
+};
#else
#error unsupported CPU
#endif
@@ -1703,6 +1727,34 @@ struct target_statfs64 {
abi_long f_frsize;
abi_long f_spare[5];
};
+#elif defined(TARGET_S390X)
+struct target_statfs {
+ int32_t f_type;
+ int32_t f_bsize;
+ abi_long f_blocks;
+ abi_long f_bfree;
+ abi_long f_bavail;
+ abi_long f_files;
+ abi_long f_ffree;
+ kernel_fsid_t f_fsid;
+ int32_t f_namelen;
+ int32_t f_frsize;
+ int32_t f_spare[5];
+};
+
+struct target_statfs64 {
+ int32_t f_type;
+ int32_t f_bsize;
+ abi_long f_blocks;
+ abi_long f_bfree;
+ abi_long f_bavail;
+ abi_long f_files;
+ abi_long f_ffree;
+ kernel_fsid_t f_fsid;
+ int32_t f_namelen;
+ int32_t f_frsize;
+ int32_t f_spare[5];
+};
#else
struct target_statfs {
uint32_t f_type;
diff --git a/qemu-binfmt-conf.sh b/qemu-binfmt-conf.sh
index 67d6728..e676f57 100644
--- a/qemu-binfmt-conf.sh
+++ b/qemu-binfmt-conf.sh
@@ -1,5 +1,5 @@
#!/bin/sh
-# enable automatic i386/ARM/M68K/MIPS/SPARC/PPC program execution by the kernel
+# enable automatic i386/ARM/M68K/MIPS/SPARC/PPC/s390 program execution by the kernel
# load the binfmt_misc module
if [ ! -d /proc/sys/fs/binfmt_misc ]; then
@@ -60,3 +60,6 @@ if [ $cpu != "mips" ] ; then
echo ':mips64:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-mips64:' > /proc/sys/fs/binfmt_misc/register
echo ':mips64el:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/bin/qemu-mips64el:' > /proc/sys/fs/binfmt_misc/register
fi
+if [ $cpu != "s390x" ] ; then
+ echo ':s390x:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x16:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/bin/qemu-s390x:' > /proc/sys/fs/binfmt_misc/register
+fi
--
1.6.2.1
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