Add 4 Framework/PI SMM thunk drivers. Combined use of these drivers can support usage model of PI SMM infrastructure + Framework Chipset SMM code + Framework platform SMM code in ECP platforms.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9657 6f19259b-4bc3-4df7-8a09-765794883524

EdkCompatibilityPkg/EdkCompatibilityPkg.dec

@@ -55,9 +55,13 @@
   ##
   LanguageLib|Compatibility/Include/Library/LanguageLib.h
 
+[Guids.common]
+  gEfiSmmBaseThunkCommunicationGuid       = { 0x6568a3d6, 0x15f, 0x4b4a, { 0x9c, 0x89, 0x1d, 0x14, 0x63, 0x14, 0x13, 0xa } }
+
 [Ppis.common]
   gEcpPeiPciCfgPpiGuid                    = { 0xb0ee53d4, 0xa049, 0x4a79, { 0xb2, 0xff, 0x19, 0xd9, 0xfa, 0xef, 0xaa, 0x94 }} 
 
 [Protocols.common]
   gEfiPrintProtocolGuid                   = { 0xdf2d868e, 0x32fc, 0x4cf0, {0x8e, 0x6b, 0xff, 0xd9, 0x5d, 0x13, 0x43, 0xd0} }
+  gEfiSmmBaseHelperReadyProtocolGuid      = { 0x910dca07, 0x1f94, 0x4ee7, { 0xaf, 0x2f, 0xff, 0x72, 0xf3, 0x15, 0x43, 0x53 } }