[PATCH V2] IntelSiliconPkg: Add PCD for Graphics VBT FFS GUID

[Giri P Mudusuru <giri.p.mudusuru@intel.com>]

Added PCD PcdIntelGraphicsVbtFileGuid to store raw format
Graphics Video BIOS Table (VBT) in FFS.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Giri P Mudusuru <giri.p.mudusuru@intel.com>
---
 IntelSiliconPkg/IntelSiliconPkg.dec | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/IntelSiliconPkg/IntelSiliconPkg.dec b/IntelSiliconPkg/IntelSiliconPkg.dec
index 84b0764..4a51d0a 100644
--- a/IntelSiliconPkg/IntelSiliconPkg.dec
+++ b/IntelSiliconPkg/IntelSiliconPkg.dec
@@ -24,8 +24,20 @@
   Include
 
 [Guids]
+  ## GUID for Package token space
+  # {A9F8D54E-1107-4F0A-ADD0-4587E7A4A735}
+  gIntelSiliconPkgTokenSpaceGuid  = { 0xa9f8d54e, 0x1107, 0x4f0a, { 0xad, 0xd0, 0x45, 0x87, 0xe7, 0xa4, 0xa7, 0x35 } };
+
   ## HOB GUID to publish SMBIOS data records from PEI phase
   # HOB data format is same as SMBIOS records defined in SMBIOS spec or OEM defined types
   # Generic DXE Library / Driver can locate HOB(s) and add SMBIOS records into SMBIOS table
   gIntelSmbiosDataHobGuid         = { 0x798e722e, 0x15b2, 0x4e13, { 0x8a, 0xe9, 0x6b, 0xa3, 0x0f, 0xf7, 0xf1, 0x67 }}
 
+[PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
+  ## This is the GUID of the FFS which contains the Graphics Video BIOS Table (VBT)
+  # The VBT content is stored as a RAW section which is consumed by GOP PEI/UEFI driver.
+  # The default GUID can be updated by patching or runtime if platform support multiple VBT configurations.
+  # @Prompt GUID of the FFS which contains the Graphics Video BIOS Table (VBT)
+  # { 0x56752da9, 0xde6b, 0x4895, 0x88, 0x19, 0x19, 0x45, 0xb6, 0xb7, 0x6c, 0x22 }
+  gIntelSiliconPkgTokenSpaceGuid.PcdIntelGraphicsVbtFileGuid|{ 0xa9, 0x2d, 0x75, 0x56, 0x6b, 0xde, 0x95, 0x48, 0x88, 0x19, 0x19, 0x45, 0xb6, 0xb7, 0x6c, 0x22 }|VOID*|0x00000001
+
-- 
2.9.0.windows.1