We have boxes that report EFI version 2.00 now, so adopt upstream linux
patch to only warn on versions less that 1.00. Based on linux-2.6.git
873ec746158403af82c57ce26780166aafc159e1.
Signed-off-by: Alex Williamson <alex.williamson@xxxxxx>
--
diff -r eff5fcfa69bc xen/arch/ia64/linux-xen/efi.c
--- a/xen/arch/ia64/linux-xen/efi.c Wed Aug 06 15:19:13 2008 +0100
+++ b/xen/arch/ia64/linux-xen/efi.c Thu Aug 07 15:28:22 2008 -0600
@@ -485,11 +485,11 @@ efi_init (void)
panic("Woah! Can't find EFI system table.\n");
if (efi.systab->hdr.signature != EFI_SYSTEM_TABLE_SIGNATURE)
panic("Woah! EFI system table signature incorrect\n");
- if ((efi.systab->hdr.revision ^ EFI_SYSTEM_TABLE_REVISION) >> 16 != 0)
- printk(KERN_WARNING "Warning: EFI system table major version
mismatch: "
- "got %d.%02d, expected %d.%02d\n",
- efi.systab->hdr.revision >> 16, efi.systab->hdr.revision
& 0xffff,
- EFI_SYSTEM_TABLE_REVISION >> 16,
EFI_SYSTEM_TABLE_REVISION & 0xffff);
+ if ((efi.systab->hdr.revision >> 16) == 0)
+ printk(KERN_WARNING "Warning: EFI system table version "
+ "%d.%02d, expected 1.00 or greater\n",
+ efi.systab->hdr.revision >> 16,
+ efi.systab->hdr.revision & 0xffff);
config_tables = __va(efi.systab->tables);
diff -r eff5fcfa69bc xen/arch/ia64/xen/dom_fw_common.c
--- a/xen/arch/ia64/xen/dom_fw_common.c Wed Aug 06 15:19:13 2008 +0100
+++ b/xen/arch/ia64/xen/dom_fw_common.c Thu Aug 07 15:28:22 2008 -0600
@@ -416,7 +416,7 @@ dom_fw_init(domain_t *d,
/* EFI systab. */
tables->efi_systab.hdr.signature = EFI_SYSTEM_TABLE_SIGNATURE;
- tables->efi_systab.hdr.revision = EFI_SYSTEM_TABLE_REVISION;
+ tables->efi_systab.hdr.revision = ((1 << 16) | 00); /* EFI 1.00 */
tables->efi_systab.hdr.headersize = sizeof(tables->efi_systab.hdr);
memcpy(tables->fw_vendor,FW_VENDOR,sizeof(FW_VENDOR));
diff -r eff5fcfa69bc xen/include/asm-ia64/linux-xen/linux/efi.h
--- a/xen/include/asm-ia64/linux-xen/linux/efi.h Wed Aug 06 15:19:13
2008 +0100
+++ b/xen/include/asm-ia64/linux-xen/linux/efi.h Thu Aug 07 15:28:22
2008 -0600
@@ -217,7 +217,6 @@ typedef struct {
} efi_config_table_t;
#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
-#define EFI_SYSTEM_TABLE_REVISION ((1 << 16) | 00)
typedef struct {
efi_table_hdr_t hdr;
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