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IntelFsp2WrapperPkg: FSP_TEMP_RAM_INIT call for X64 Calling Convention 

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3926
Pass Input parameters using RCX.

Cc: Chasel Chiu <chasel.chiu@intel.com>
Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Ashraf Ali S <ashraf.ali.s@intel.com>
Signed-off-by: cbduggap <chinni.b.duggapu@intel.com>
Reviewed-by: Chasel Chiu <chasel.chiu@intel.com>
Reviewed-by: Ted Kuo <ted.kuo@intel.com>
This commit is contained in:
Duggapu, Chinni B 2022-05-17 16:44:01 +08:00 committed by mergify[bot]
parent 11d8abcba2
commit df1c7e91b4
1 changed files with 3 additions and 1 deletions
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4
IntelFsp2WrapperPkg/Library/SecFspWrapperPlatformSecLibSample/X64/SecEntry.nasm
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@ -130,6 +130,9 @@ FspHeaderFound:
mov eax, dword [edi + FSP_HEADER_IMAGEBASE_OFFSET]
add eax, dword [edi + FSP_HEADER_TEMPRAMINIT_OFFSET]
; Pass Fsp T Upd pointer as Input parameter
mov rcx, ASM_PFX(FsptUpdDataPtr)
; Setup the hardcode stack
mov rsp, TempRamInitStack
@ -167,5 +170,4 @@ FspApiFailed:
align 10h
TempRamInitStack:
DQ TempRamInitDone
DQ ASM_PFX(FsptUpdDataPtr) ; TempRamInitParams