OvmfPkg/MemEncryptSevLib: add support to validate system RAM

[mirror_edk2.git] / OvmfPkg / Library / BaseMemEncryptSevLib / Ia32 / MemEncryptSevLib.c

diff --git a/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c b/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c
index 9bd66301fc08d9b3b43f7ead82c6b9971fa0eb87..f92299fc773b689aed277c8efb8cf2cf1ba1d869 100644 (file)
--- a/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c
+++ b/OvmfPkg/Library/BaseMemEncryptSevLib/Ia32/MemEncryptSevLib.c
@@ -136,3 +136,20 @@ MemEncryptSevClearMmioPageEncMask (
   //\r
   return RETURN_UNSUPPORTED;\r
 }\r
+\r
+/**\r
+  Pre-validate the system RAM when SEV-SNP is enabled in the guest VM.\r
+\r
+  @param[in]  BaseAddress             Base address\r
+  @param[in]  NumPages                Number of pages starting from the base address\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+MemEncryptSevSnpPreValidateSystemRam (\r
+  IN PHYSICAL_ADDRESS  BaseAddress,\r
+  IN UINTN             NumPages\r
+  )\r
+{\r
+  ASSERT (FALSE);\r
+}\r