Add Checking for MTRR existence.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10223 6f19259b-4bc3-4df7-8a09-765794883524
2010-03-10 02:38:39 +00:00
parent c4ae2792f2
commit 947a573ada
3 changed files with 108 additions and 1 deletions
--- a/UefiCpuPkg/Include/Library/MtrrLib.h
+++ b/UefiCpuPkg/Include/Library/MtrrLib.h
@@ -314,4 +314,16 @@ VOID
 MtrrDebugPrintAllMtrrs (
  );

+/**
+  Checks if MTRR is supported.
+
+  @retval TRUE  MTRR is supported.
+  @retval FALSE MTRR is not supported.
+
+**/
+BOOLEAN
+IsMtrrSupported (
+  VOID
+  );
+
 #endif // _MTRR_LIB_H_