UefiCpuPkg: Add microcode PCDs

Add PCDs PcdCpuMicrocodePatchAddress and PcdCpuMicrocodePatchRegionSize that
are used to detect microcode patch from microcode region.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18000 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec
index b45774c3cb8aa7f5eb14fd414c2d8882b583db12..202e71990ffbc19038b078a692061ef73fe24deb 100644 (file)
--- a/UefiCpuPkg/UefiCpuPkg.dec
+++ b/UefiCpuPkg/UefiCpuPkg.dec
@@ -66,6 +66,12 @@
   ## Specifies timeout value in microseconds for the BSP to detect all APs for the first time.\r
   # @Prompt Timeout for the BSP to detect all APs for the first time.\r
   gUefiCpuPkgTokenSpaceGuid.PcdCpuApInitTimeOutInMicroSeconds|50000|UINT32|0x00000004\r
+  ## Specifies the base address of the first microcode Patch in the microcode Region.\r
+  # @Prompt Microcode Region base address.\r
+  gUefiCpuPkgTokenSpaceGuid.PcdCpuMicrocodePatchAddress|0x0|UINT64|0x00000005\r
+  ## Specifies the size of the microcode Region.\r
+  # @Prompt Microcode Region size.\r
+  gUefiCpuPkgTokenSpaceGuid.PcdCpuMicrocodePatchRegionSize|0x0|UINT64|0x00000006\r
 \r
 [UserExtensions.TianoCore."ExtraFiles"]\r
   UefiCpuPkgExtra.uni\r