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68 lines
1.7 KiB
68 lines
1.7 KiB
;------------------------------------------------------------------------------
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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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; Module Name:
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;
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; CpuIdEx.Asm
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;
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; Abstract:
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;
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; AsmCpuidEx function
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;
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; Notes:
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;
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;------------------------------------------------------------------------------
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SECTION .text
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;------------------------------------------------------------------------------
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; UINT32
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; EFIAPI
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; AsmCpuidEx (
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; IN UINT32 RegisterInEax,
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; IN UINT32 RegisterInEcx,
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; OUT UINT32 *RegisterOutEax OPTIONAL,
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; OUT UINT32 *RegisterOutEbx OPTIONAL,
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; OUT UINT32 *RegisterOutEcx OPTIONAL,
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; OUT UINT32 *RegisterOutEdx OPTIONAL
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; )
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;------------------------------------------------------------------------------
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global ASM_PFX(AsmCpuidEx)
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ASM_PFX(AsmCpuidEx):
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push ebx
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push ebp
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mov ebp, esp
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mov eax, [ebp + 12]
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mov ecx, [ebp + 16]
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cpuid
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push ecx
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mov ecx, [ebp + 20]
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jecxz .0
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mov [ecx], eax
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.0:
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mov ecx, [ebp + 24]
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jecxz .1
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mov [ecx], ebx
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.1:
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mov ecx, [ebp + 32]
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jecxz .2
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mov [ecx], edx
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.2:
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mov ecx, [ebp + 28]
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jecxz .3
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pop DWORD [ecx]
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.3:
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mov eax, [ebp + 12]
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leave
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pop ebx
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ret
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