1;------------------------------------------------------------------------------ 2; 3; Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR> 4; This program and the accompanying materials 5; are licensed and made available under the terms and conditions of the BSD License 6; which accompanies this distribution. The full text of the license may be found at 7; http://opensource.org/licenses/bsd-license.php. 8; 9; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11; 12; Module Name: 13; 14; CpuIdEx.Asm 15; 16; Abstract: 17; 18; AsmCpuidEx function 19; 20; Notes: 21; 22;------------------------------------------------------------------------------ 23 24 .686 25 .model flat,C 26 .code 27 28;------------------------------------------------------------------------------ 29; UINT32 30; EFIAPI 31; AsmCpuidEx ( 32; IN UINT32 RegisterInEax, 33; IN UINT32 RegisterInEcx, 34; OUT UINT32 *RegisterOutEax OPTIONAL, 35; OUT UINT32 *RegisterOutEbx OPTIONAL, 36; OUT UINT32 *RegisterOutEcx OPTIONAL, 37; OUT UINT32 *RegisterOutEdx OPTIONAL 38; ) 39;------------------------------------------------------------------------------ 40AsmCpuidEx PROC USES ebx 41 push ebp 42 mov ebp, esp 43 mov eax, [ebp + 12] 44 mov ecx, [ebp + 16] 45 cpuid 46 push ecx 47 mov ecx, [ebp + 20] 48 jecxz @F 49 mov [ecx], eax 50@@: 51 mov ecx, [ebp + 24] 52 jecxz @F 53 mov [ecx], ebx 54@@: 55 mov ecx, [ebp + 32] 56 jecxz @F 57 mov [ecx], edx 58@@: 59 mov ecx, [ebp + 28] 60 jecxz @F 61 pop DWORD [ecx] 62@@: 63 mov eax, [ebp + 12] 64 leave 65 ret 66AsmCpuidEx ENDP 67 68 END 69