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Merge branch 'x86-eficross-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull x86/eficross (booting 32/64-bit kernel from 64/32-bit EFI) from Ingo Molnar

* 'x86-eficross-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, efi: Allow basic init with mixed 32/64-bit efi/kernel
  x86, efi: Add basic error handling
  x86, efi: Cleanup config table walking
  x86, efi: Convert printk to pr_*()
  x86, efi: Refactor efi_init() a bit
This commit is contained in:
Linus Torvalds 2012-03-22 09:31:31 -07:00
commit f06fc0c0de
4 changed files with 324 additions and 110 deletions
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45
include/linux/efi.h
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@ -313,6 +313,16 @@ typedef efi_status_t efi_query_capsule_caps_t(efi_capsule_header_t **capsules,
#define EFI_FILE_SYSTEM_GUID \
EFI_GUID( 0x964e5b22, 0x6459, 0x11d2, 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
typedef struct {
efi_guid_t guid;
u64 table;
} efi_config_table_64_t;
typedef struct {
efi_guid_t guid;
u32 table;
} efi_config_table_32_t;
typedef struct {
efi_guid_t guid;
unsigned long table;
@ -327,6 +337,40 @@ typedef struct {
#define EFI_1_10_SYSTEM_TABLE_REVISION ((1 << 16) | (10))
#define EFI_1_02_SYSTEM_TABLE_REVISION ((1 << 16) | (02))
typedef struct {
efi_table_hdr_t hdr;
u64 fw_vendor; /* physical addr of CHAR16 vendor string */
u32 fw_revision;
u32 __pad1;
u64 con_in_handle;
u64 con_in;
u64 con_out_handle;
u64 con_out;
u64 stderr_handle;
u64 stderr;
u64 runtime;
u64 boottime;
u32 nr_tables;
u32 __pad2;
u64 tables;
} efi_system_table_64_t;
typedef struct {
efi_table_hdr_t hdr;
u32 fw_vendor; /* physical addr of CHAR16 vendor string */
u32 fw_revision;
u32 con_in_handle;
u32 con_in;
u32 con_out_handle;
u32 con_out;
u32 stderr_handle;
u32 stderr;
u32 runtime;
u32 boottime;
u32 nr_tables;
u32 tables;
} efi_system_table_32_t;
typedef struct {
efi_table_hdr_t hdr;
unsigned long fw_vendor; /* physical addr of CHAR16 vendor string */
@ -497,6 +541,7 @@ extern int __init efi_setup_pcdp_console(char *);
#ifdef CONFIG_EFI
# ifdef CONFIG_X86
extern int efi_enabled;
extern bool efi_64bit;
# else
# define efi_enabled 1
# endif