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efi_loader: specify UEFI spec revision

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Both in the boot and the runtime services tables we have to specify the
UEFI spec revision. The same value is already used for the system
table. So let's use a common constant.

In the boot services table we have to provide the header signature.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2018-06-28 12:45:27 +02:00 committed by Alexander Graf
parent e67ff94ded
commit 112f243016
3 changed files with 8 additions and 3 deletions
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5
include/efi_api.h
View file

@ -21,6 +21,9 @@
#include <asm/setjmp.h>
#endif
/* UEFI spec version 2.7 */
#define EFI_SPECIFICATION_VERSION (2 << 16 | 70)
/* Types and defines for EFI CreateEvent */
enum efi_timer_delay {
EFI_TIMER_STOP = 0,
@ -46,6 +49,7 @@ typedef uint16_t *efi_string_t;
struct efi_event;
/* EFI Boot Services table */
#define EFI_BOOT_SERVICES_SIGNATURE 0x56524553544f4f42
struct efi_boot_services {
struct efi_table_hdr hdr;
efi_status_t (EFIAPI *raise_tpl)(efi_uintn_t new_tpl);
@ -186,7 +190,6 @@ enum efi_reset_type {
/* EFI Runtime Services table */
#define EFI_RUNTIME_SERVICES_SIGNATURE 0x5652453544e5552ULL
#define EFI_RUNTIME_SERVICES_REVISION 0x00010000
#define CAPSULE_FLAGS_PERSIST_ACROSS_RESET 0x00010000
#define CAPSULE_FLAGS_POPULATE_SYSTEM_TABLE 0x00020000

4
lib/efi_loader/efi_boottime.c
View file

@ -3058,6 +3058,8 @@ out:
static const struct efi_boot_services efi_boot_services = {
.hdr = {
.signature = EFI_BOOT_SERVICES_SIGNATURE,
.revision = EFI_SPECIFICATION_VERSION,
.headersize = sizeof(struct efi_table_hdr),
},
.raise_tpl = efi_raise_tpl,
@ -3113,7 +3115,7 @@ static uint16_t __efi_runtime_data firmware_vendor[] = L"Das U-Boot";
struct efi_system_table __efi_runtime_data systab = {
.hdr = {
.signature = EFI_SYSTEM_TABLE_SIGNATURE,
.revision = 2 << 16 | 70, /* 2.7 */
.revision = EFI_SPECIFICATION_VERSION,
.headersize = sizeof(struct efi_table_hdr),
},
.fw_vendor = (long)firmware_vendor,

2
lib/efi_loader/efi_runtime.c
View file

@ -459,7 +459,7 @@ efi_status_t __efi_runtime EFIAPI efi_query_variable_info(
struct efi_runtime_services __efi_runtime_data efi_runtime_services = {
.hdr = {
.signature = EFI_RUNTIME_SERVICES_SIGNATURE,
.revision = EFI_RUNTIME_SERVICES_REVISION,
.revision = EFI_SPECIFICATION_VERSION,
.headersize = sizeof(struct efi_table_hdr),
},
.get_time = &efi_get_time_boottime,