diff options
| -rw-r--r-- | OvmfPkg/ResetVector/Ia32/AmdSev.asm | 6 | ||||
| -rw-r--r-- | OvmfPkg/Sec/AmdSev.c | 2 |
2 files changed, 1 insertions, 7 deletions
diff --git a/OvmfPkg/ResetVector/Ia32/AmdSev.asm b/OvmfPkg/ResetVector/Ia32/AmdSev.asm index 250ac8d8b1..48d9178168 100644 --- a/OvmfPkg/ResetVector/Ia32/AmdSev.asm +++ b/OvmfPkg/ResetVector/Ia32/AmdSev.asm @@ -177,12 +177,6 @@ pageTableEntries4kLoop: mov ecx, (GHCB_BASE & 0x1F_FFFF) >> 12
mov [ecx * 8 + GHCB_PT_ADDR + 4], strict dword 0
- mov ecx, GHCB_SIZE / 4
- xor eax, eax
-clearGhcbMemoryLoop:
- mov dword[ecx * 4 + GHCB_BASE - 4], eax
- loop clearGhcbMemoryLoop
-
SevClearPageEncMaskForGhcbPageExit:
OneTimeCallRet SevClearPageEncMaskForGhcbPage
diff --git a/OvmfPkg/Sec/AmdSev.c b/OvmfPkg/Sec/AmdSev.c index 27fd24fc13..0828d090fe 100644 --- a/OvmfPkg/Sec/AmdSev.c +++ b/OvmfPkg/Sec/AmdSev.c @@ -96,7 +96,7 @@ SevEsProtocolCheck ( AsmWriteMsr64 (MSR_SEV_ES_GHCB, Msr.GhcbPhysicalAddress);
Ghcb = Msr.Ghcb;
- SetMem (Ghcb, sizeof (*Ghcb), 0);
+ SetMem (Ghcb, FixedPcdGet32 (PcdOvmfSecGhcbSize), 0);
//
// Set the version to the maximum that can be supported
|