diff options
Diffstat (limited to 'UefiCpuPkg')
| -rw-r--r-- | UefiCpuPkg/PiSmmCpuDxeSmm/Ia32/SmmInit.nasm | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/Ia32/SmmInit.nasm b/UefiCpuPkg/PiSmmCpuDxeSmm/Ia32/SmmInit.nasm index e96dd8d239..08534dba64 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/Ia32/SmmInit.nasm +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/Ia32/SmmInit.nasm @@ -47,12 +47,12 @@ ASM_PFX(SmmStartup): cpuid
DB 0x66
mov ebx, edx ; rdmsr will change edx. keep it in ebx.
- DB 0x66, 0xb8
+ DB 0x66, 0xb8 ; mov eax, imm32
ASM_PFX(gSmmCr3): DD 0
mov cr3, eax
DB 0x67, 0x66
lgdt [cs:ebp + (ASM_PFX(gcSmiInitGdtr) - ASM_PFX(SmmStartup))]
- DB 0x66, 0xb8
+ DB 0x66, 0xb8 ; mov eax, imm32
ASM_PFX(gSmmCr4): DD 0
mov cr4, eax
DB 0x66
@@ -64,11 +64,11 @@ ASM_PFX(gSmmCr4): DD 0 or ah, BIT3 ; set NXE bit
wrmsr
.1:
- DB 0x66, 0xb8
+ DB 0x66, 0xb8 ; mov eax, imm32
ASM_PFX(gSmmCr0): DD 0
DB 0xbf, PROTECT_MODE_DS, 0 ; mov di, PROTECT_MODE_DS
mov cr0, eax
- DB 0x66, 0xea ; jmp far [ptr48]
+ DB 0x66, 0xea ; jmp far [ptr48]
ASM_PFX(gSmmJmpAddr):
DD @32bit
DW PROTECT_MODE_CS
|