Use rsp instead of esp to save 64-bit stack pointer.
Signed-off-by: Elvin Li <elvin.li@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14812 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
@@ -142,8 +142,8 @@ SavedCr0 DD ?
|
||||
SavedCs DW ?
|
||||
@64BitCode:
|
||||
db 090h
|
||||
db 067h, 0bch ; mov esp, imm32
|
||||
SavedSp DD ? ; restore stack
|
||||
db 048h, 0bch ; mov rsp, imm64
|
||||
SavedSp DQ ? ; restore stack
|
||||
nop
|
||||
ret
|
||||
_BackFromUserCode ENDP
|
||||
@@ -294,7 +294,7 @@ InternalAsmThunk16 PROC USES rbp rbx rsi rdi
|
||||
push r8
|
||||
mov r8d, cs
|
||||
mov [rcx + (SavedCs - SavedCr4)], r8w
|
||||
mov [rcx + (SavedSp - SavedCr4)], esp
|
||||
mov [rcx + (SavedSp - SavedCr4)], rsp
|
||||
jmp fword ptr [rcx + (_EntryPoint - SavedCr4)]
|
||||
@RetFromRealMode:
|
||||
popfq
|
||||
|
Reference in New Issue
Block a user