e41aad1521
2. Updated CPU Exception Handler Library instance according to the new CPU Exception Handler Library class definitions. 3. Updated CPU Exception Handler Library instance to handle the vector attributes defined in PI 1.2.1. Signed-off-by: Jeff Fan <jeff.fan@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Feng Tian <feng.tian@intel.com> Reviewed-by: Hot Tian <hot.tian@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14885 6f19259b-4bc3-4df7-8a09-765794883524
59 lines
1.7 KiB
NASM
59 lines
1.7 KiB
NASM
TITLE CpuAsm.asm:
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;------------------------------------------------------------------------------
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;*
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;* Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
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;* This program and the accompanying materials
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;* are licensed and made available under the terms and conditions of the BSD License
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;* which accompanies this distribution. The full text of the license may be found at
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;* http://opensource.org/licenses/bsd-license.php
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;*
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;* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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;* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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;*
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;* CpuAsm.asm
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;*
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;* Abstract:
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;*
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;------------------------------------------------------------------------------
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.686
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.model flat,C
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.code
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;------------------------------------------------------------------------------
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; VOID
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; SetCodeSelector (
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; UINT16 Selector
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; );
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;------------------------------------------------------------------------------
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SetCodeSelector PROC PUBLIC
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mov ecx, [esp+4]
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sub esp, 0x10
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lea eax, setCodeSelectorLongJump
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mov [esp], eax
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mov [esp+4], cx
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jmp fword ptr [esp]
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setCodeSelectorLongJump:
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add esp, 0x10
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ret
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SetCodeSelector ENDP
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;------------------------------------------------------------------------------
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; VOID
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; SetDataSelectors (
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; UINT16 Selector
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; );
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;------------------------------------------------------------------------------
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SetDataSelectors PROC PUBLIC
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mov ecx, [esp+4]
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mov ss, cx
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mov ds, cx
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mov es, cx
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mov fs, cx
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mov gs, cx
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ret
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SetDataSelectors ENDP
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END
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