forked from pool/grub2
9bc71d03db
- Merge changes from SLE12 - Do not pass root= when root is on nfs (bnc#894374) * modified grub2-pass-corret-root-for-nfsroot.patch * modified grub2-secureboot-provide-linuxefi-config.patch * modified grub2-secureboot-use-linuxefi-on-uefi.patch - Fix xen pvops kernel not appear on menu (bnc#895286) * modified grub2-fix-menu-in-xen-host-server.patch - Workaround grub2-once (bnc#892358) * added grub2-btrfs-workaround-grub2-once.patch * added grub2-once.service * modified grub2-once - Fix busy-loop and hang while network booting (bnc#870613) * added grub2-netboot-hang.patch - Add warning in grubenv file about editing it directly (bnc#887008) * added grub2-editenv-add-warning-message.patch - Fix broken graphics with efifb on QEMU/KVM and nomodeset (bnc#884558) * added grub2-efi-disable-video-cirrus-and-bochus.patch - Disable video support on Power (bnc#877142) * added grub2-ppc64le-disable-video.patch - Track occupied memory so it can be released on exit (bnc#885026) * added grub2-ppc64le-memory-map.patch - Fix grub.xen config searching path on boot partition (bnc#884828) - Add linux16 and initrd16 to grub.xen (bnc#884830) * added grub2-xen-linux16.patch - VLAN tag support (fate#315753) * added 0001-Add-bootargs-parser-for-open-firmware.patch * added 0002-Add-Virtual-LAN-support.patch - Use chainloader to boot xen.efi under UEFI (bnc#871857) * added grub2-efi-xen-chainload.patch - Use device part of chainloader target, if present (bnc#871857) OBS-URL: https://build.opensuse.org/request/show/295632 OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=148
85 lines
2.4 KiB
Diff
85 lines
2.4 KiB
Diff
Index: grub-2.02~beta2/grub-core/kern/ieee1275/openfw.c
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===================================================================
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--- grub-2.02~beta2.orig/grub-core/kern/ieee1275/openfw.c
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+++ grub-2.02~beta2/grub-core/kern/ieee1275/openfw.c
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@@ -302,6 +302,34 @@ grub_ieee1275_map (grub_addr_t phys, gru
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return IEEE1275_VALUE(args.catch_result);
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}
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+/* Preallocate IEEE1275_MAX_MAP_RESOURCE map tracks to track the
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+ * map regions allocated to us by the firmware. Cannot
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+ * dynamically allocate them, since the heap is not set
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+ * yet.
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+ */
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+struct grub_map_track grub_map_track[IEEE1275_MAX_MAP_RESOURCE];
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+int grub_map_track_index=0;
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+
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+void
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+grub_releasemap ()
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+{
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+ int i=0;
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+ for (i=grub_map_track_index-1; i >= 0; i--)
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+ grub_ieee1275_release(grub_map_track[i].addr, grub_map_track[i].size);
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+ grub_map_track_index = 0;
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+ return;
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+}
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+
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+static void
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+grub_track_map (grub_addr_t addr, grub_size_t size)
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+{
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+ if (grub_map_track_index >= IEEE1275_MAX_MAP_RESOURCE)
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+ return;
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+ grub_map_track[grub_map_track_index].addr = addr;
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+ grub_map_track[grub_map_track_index++].size = size;
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+ return;
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+}
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+
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grub_err_t
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grub_claimmap (grub_addr_t addr, grub_size_t size)
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{
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@@ -317,6 +345,7 @@ grub_claimmap (grub_addr_t addr, grub_si
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return grub_errno;
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}
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+ grub_track_map (addr, size);
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return GRUB_ERR_NONE;
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}
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Index: grub-2.02~beta2/include/grub/ieee1275/ieee1275.h
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===================================================================
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--- grub-2.02~beta2.orig/include/grub/ieee1275/ieee1275.h
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+++ grub-2.02~beta2/include/grub/ieee1275/ieee1275.h
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@@ -30,6 +30,12 @@ struct grub_ieee1275_mem_region
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unsigned int size;
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};
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+#define IEEE1275_MAX_MAP_RESOURCE 10
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+struct grub_map_track {
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+ grub_addr_t addr;
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+ grub_size_t size;
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+};
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+
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#define IEEE1275_MAX_PROP_LEN 8192
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#define IEEE1275_MAX_PATH_LEN 256
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@@ -216,6 +222,7 @@ int EXPORT_FUNC(grub_ieee1275_millisecon
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grub_err_t EXPORT_FUNC(grub_claimmap) (grub_addr_t addr, grub_size_t size);
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+void EXPORT_FUNC(grub_releasemap) (void);
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int
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EXPORT_FUNC(grub_ieee1275_map) (grub_addr_t phys, grub_addr_t virt,
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Index: grub-2.02~beta2/grub-core/kern/ieee1275/init.c
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===================================================================
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--- grub-2.02~beta2.orig/grub-core/kern/ieee1275/init.c
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+++ grub-2.02~beta2/grub-core/kern/ieee1275/init.c
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@@ -62,6 +62,7 @@ grub_addr_t grub_ieee1275_original_stack
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void
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grub_exit (void)
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{
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+ grub_releasemap();
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grub_ieee1275_exit ();
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}
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