UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm

[mirror_edk2.git] / OvmfPkg / Include / Library / MemEncryptSevLib.h

diff --git a/OvmfPkg/Include/Library/MemEncryptSevLib.h b/OvmfPkg/Include/Library/MemEncryptSevLib.h
index e1ec161d21593db68b2a5818d3ffe0ecaf26da28..4fa9c0d7008391f0680d1f23885e5aff0d806fb8 100644 (file)
--- a/OvmfPkg/Include/Library/MemEncryptSevLib.h
+++ b/OvmfPkg/Include/Library/MemEncryptSevLib.h
@@ -47,6 +47,18 @@ typedef enum {
   MemEncryptSevAddressRangeError,\r
 } MEM_ENCRYPT_SEV_ADDRESS_RANGE_STATE;\r
 \r
+/**\r
+  Returns a boolean to indicate whether SEV-SNP is enabled\r
+\r
+  @retval TRUE           SEV-SNP is enabled\r
+  @retval FALSE          SEV-SNP is not enabled\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+MemEncryptSevSnpIsEnabled (\r
+  VOID\r
+  );\r
+\r
 /**\r
   Returns a boolean to indicate whether SEV-ES is enabled.\r
 \r
@@ -202,4 +214,18 @@ MemEncryptSevClearMmioPageEncMask (
   IN UINTN             NumPages\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
 #endif // _MEM_ENCRYPT_SEV_LIB_H_\r