diff options
Diffstat (limited to 'IntelFspPkg/Library/BaseFspSwitchStackLib/Ia32/Stack.asm')
-rw-r--r-- | IntelFspPkg/Library/BaseFspSwitchStackLib/Ia32/Stack.asm | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/IntelFspPkg/Library/BaseFspSwitchStackLib/Ia32/Stack.asm b/IntelFspPkg/Library/BaseFspSwitchStackLib/Ia32/Stack.asm deleted file mode 100644 index 1efab52059..0000000000 --- a/IntelFspPkg/Library/BaseFspSwitchStackLib/Ia32/Stack.asm +++ /dev/null @@ -1,77 +0,0 @@ -;------------------------------------------------------------------------------
-;
-; Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
-; This program and the accompanying materials
-; are licensed and made available under the terms and conditions of the BSD License
-; which accompanies this distribution. The full text of the license may be found at
-; http://opensource.org/licenses/bsd-license.php.
-;
-; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-;
-; Abstract:
-;
-; Switch the stack from temporary memory to permenent memory.
-;
-;------------------------------------------------------------------------------
-
- .586p
- .model flat,C
- .code
-
-;------------------------------------------------------------------------------
-; UINT32
-; EFIAPI
-; Pei2LoaderSwitchStack (
-; VOID
-; )
-;------------------------------------------------------------------------------
-EXTERNDEF C MeasurePoint:PROC
-Pei2LoaderSwitchStack PROC C PUBLIC
- xor eax, eax
- jmp FspSwitchStack
-Pei2LoaderSwitchStack ENDP
-
-;------------------------------------------------------------------------------
-; UINT32
-; EFIAPI
-; Loader2PeiSwitchStack (
-; VOID
-; )
-;------------------------------------------------------------------------------
-Loader2PeiSwitchStack PROC C PUBLIC
- jmp FspSwitchStack
-Loader2PeiSwitchStack ENDP
-
-;------------------------------------------------------------------------------
-; UINT32
-; EFIAPI
-; FspSwitchStack (
-; VOID
-; )
-;------------------------------------------------------------------------------
-EXTERNDEF C SwapStack:PROC
-FspSwitchStack PROC C PUBLIC
- ; Save current contexts
- push eax
- pushfd
- cli
- pushad
- sub esp, 8
- sidt fword ptr [esp]
-
- ; Load new stack
- push esp
- call SwapStack
- mov esp, eax
-
- ; Restore previous contexts
- lidt fword ptr [esp]
- add esp, 8
- popad
- popfd
- add esp, 4
- ret
-FspSwitchStack ENDP
-
- END
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