mirror of https://github.com/acidanthera/audk.git
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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