diff options
| -rw-r--r-- | OvmfPkg/PlatformPei/AmdSev.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/OvmfPkg/PlatformPei/AmdSev.c b/OvmfPkg/PlatformPei/AmdSev.c index e4e7b72e67..e6b602d79a 100644 --- a/OvmfPkg/PlatformPei/AmdSev.c +++ b/OvmfPkg/PlatformPei/AmdSev.c @@ -16,6 +16,7 @@ #include <Library/MemEncryptSevLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/PcdLib.h>
+#include <Pi/PrePiHob.h>
#include <PiPei.h>
#include <Register/Amd/Msr.h>
#include <Register/Intel/SmramSaveStateMap.h>
@@ -65,6 +66,11 @@ AmdSevSnpInitialize ( ResourceHob = Hob.ResourceDescriptor;
if (ResourceHob->ResourceType == EFI_RESOURCE_SYSTEM_MEMORY) {
+ if (ResourceHob->PhysicalStart >= SIZE_4GB) {
+ ResourceHob->ResourceType = BZ3937_EFI_RESOURCE_MEMORY_UNACCEPTED;
+ continue;
+ }
+
MemEncryptSevSnpPreValidateSystemRam (
ResourceHob->PhysicalStart,
EFI_SIZE_TO_PAGES ((UINTN)ResourceHob->ResourceLength)
|