src/patches/suse-2.6.27.25/patches.fixes/uv-efi_bios.diff

   1 From: Russ Anderson <rja@sgi.com>
   2 Subject: x86: Add UV EFI table entry
   3 References: bnc#442455
   4
   5 Add an EFI table entry for SGI UV system.
   6 Look for the entry in the EFI tables.
   7
   8 Signed-off-by: Russ Anderson <rja@sgi.com>
   9 Signed-off-by: Paul Jackson <pj@sgi.com>
  10 Acked-by: Bernhard Walle <bwalle@suse.de>
  11
  12 ---
  13  arch/x86/kernel/efi.c |    4 ++++
  14  include/linux/efi.h   |    4 ++++
  15  2 files changed, 8 insertions(+)
  16
  17 Index: linux/arch/x86/kernel/efi.c
  18 ===================================================================
  19 --- linux.orig/arch/x86/kernel/efi.c    2008-10-15 09:56:13.000000000 -0500
  20 +++ linux/arch/x86/kernel/efi.c 2008-10-15 09:56:23.000000000 -0500
  21 @@ -367,6 +367,10 @@ void __init efi_init(void)
  22                         efi.smbios = config_tables[i].table;
  23                         printk(" SMBIOS=0x%lx ", config_tables[i].table);
  24                 } else if (!efi_guidcmp(config_tables[i].guid,
  25 +                                       UV_SYSTEM_TABLE_GUID)) {
  26 +                       efi.uv_systab = config_tables[i].table;
  27 +                       printk(" UVsystab=0x%lx ", config_tables[i].table);
  28 +               } else if (!efi_guidcmp(config_tables[i].guid,
  29                                         HCDP_TABLE_GUID)) {
  30                         efi.hcdp = config_tables[i].table;
  31                         printk(" HCDP=0x%lx ", config_tables[i].table);
  32 Index: linux/include/linux/efi.h
  33 ===================================================================
  34 --- linux.orig/include/linux/efi.h      2008-10-15 09:56:13.000000000 -0500
  35 +++ linux/include/linux/efi.h   2008-10-15 09:56:23.000000000 -0500
  36 @@ -208,6 +208,9 @@ typedef efi_status_t efi_set_virtual_add
  37  #define EFI_GLOBAL_VARIABLE_GUID \
  38      EFI_GUID(  0x8be4df61, 0x93ca, 0x11d2, 0xaa, 0x0d, 0x00, 0xe0, 0x98, 0x03, 0x2b, 0x8c )
  39
  40 +#define UV_SYSTEM_TABLE_GUID \
  41 +    EFI_GUID(  0x3b13a7d4, 0x633e, 0x11dd, 0x93, 0xec, 0xda, 0x25, 0x56, 0xd8, 0x95, 0x93 )
  42 +
  43  typedef struct {
  44         efi_guid_t guid;
  45         unsigned long table;
  46 @@ -255,6 +258,7 @@ extern struct efi {
  47         unsigned long boot_info;        /* boot info table */
  48         unsigned long hcdp;             /* HCDP table */
  49         unsigned long uga;              /* UGA table */
  50 +       unsigned long uv_systab;        /* UV system table */
  51         efi_get_time_t *get_time;
  52         efi_set_time_t *set_time;
  53         efi_get_wakeup_time_t *get_wakeup_time;