Add 2 APIs in SmmCpuFeaturesLib.

[mirror_edk2.git] / UefiCpuPkg / PiSmmCpuDxeSmm / PiSmmCpuDxeSmm.h

diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h
index 66d85d80e1266bb8de1ae39570e8ba663955cbcf..f2a91655a33b85bdbf3c69b30252d172c877fe98 100644 (file)
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h
@@ -718,4 +718,25 @@ VOID
 DumpModuleInfoByIp (\r
   IN  UINTN              CallerIpAddress\r
   );\r
+\r
+/**\r
+  This API provides a way to allocate memory for page table.\r
+\r
+  This API can be called more once to allocate memory for page tables.\r
+\r
+  Allocates the number of 4KB pages of type EfiRuntimeServicesData and returns a pointer to the\r
+  allocated buffer.  The buffer returned is aligned on a 4KB boundary.  If Pages is 0, then NULL\r
+  is returned.  If there is not enough memory remaining to satisfy the request, then NULL is\r
+  returned.\r
+\r
+  @param  Pages                 The number of 4 KB pages to allocate.\r
+\r
+  @return A pointer to the allocated buffer or NULL if allocation fails.\r
+\r
+**/\r
+VOID *\r
+AllocatePageTableMemory (\r
+  IN UINTN           Pages\r
+  );\r
+\r
 #endif\r