diff options
Diffstat (limited to 'OvmfPkg/PlatformPei')
| -rw-r--r-- | OvmfPkg/PlatformPei/AmdSev.c | 26 | ||||
| -rw-r--r-- | OvmfPkg/PlatformPei/PlatformPei.inf | 1 |
2 files changed, 27 insertions, 0 deletions
diff --git a/OvmfPkg/PlatformPei/AmdSev.c b/OvmfPkg/PlatformPei/AmdSev.c index e484f4b311..4dc5340caa 100644 --- a/OvmfPkg/PlatformPei/AmdSev.c +++ b/OvmfPkg/PlatformPei/AmdSev.c @@ -23,6 +23,27 @@ /**
+ Initialize SEV-ES support if running as an SEV-ES guest.
+
+ **/
+STATIC
+VOID
+AmdSevEsInitialize (
+ VOID
+ )
+{
+ RETURN_STATUS PcdStatus;
+
+ if (!MemEncryptSevEsIsEnabled ()) {
+ return;
+ }
+
+ PcdStatus = PcdSetBoolS (PcdSevEsIsEnabled, TRUE);
+ ASSERT_RETURN_ERROR (PcdStatus);
+}
+
+/**
+
Function checks if SEV support is available, if present then it sets
the dynamic PcdPteMemoryEncryptionAddressOrMask with memory encryption mask.
@@ -103,4 +124,9 @@ AmdSevInitialize ( );
}
}
+
+ //
+ // Check and perform SEV-ES initialization if required.
+ //
+ AmdSevEsInitialize ();
}
diff --git a/OvmfPkg/PlatformPei/PlatformPei.inf b/OvmfPkg/PlatformPei/PlatformPei.inf index ff397b3ee9..00feb96c93 100644 --- a/OvmfPkg/PlatformPei/PlatformPei.inf +++ b/OvmfPkg/PlatformPei/PlatformPei.inf @@ -103,6 +103,7 @@ gUefiCpuPkgTokenSpaceGuid.PcdCpuMaxLogicalProcessorNumber
gUefiCpuPkgTokenSpaceGuid.PcdCpuBootLogicalProcessorNumber
gUefiCpuPkgTokenSpaceGuid.PcdCpuApStackSize
+ gUefiCpuPkgTokenSpaceGuid.PcdSevEsIsEnabled
[FixedPcd]
gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress
|