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    SECTION .text
25
26;------------------------------------------------------------------------------
27;  UINT32
28;  EFIAPI
29;  AsmCpuidEx (
30;    IN   UINT32  RegisterInEax,
31;    IN   UINT32  RegisterInEcx,
32;    OUT  UINT32  *RegisterOutEax  OPTIONAL,
33;    OUT  UINT32  *RegisterOutEbx  OPTIONAL,
34;    OUT  UINT32  *RegisterOutEcx  OPTIONAL,
35;    OUT  UINT32  *RegisterOutEdx  OPTIONAL
36;    )
37;------------------------------------------------------------------------------
38global ASM_PFX(AsmCpuidEx)
39ASM_PFX(AsmCpuidEx):
40    push    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   .0
49    mov     [ecx], eax
50.0:
51    mov     ecx, [ebp + 24]
52    jecxz   .1
53    mov     [ecx], ebx
54.1:
55    mov     ecx, [ebp + 32]
56    jecxz   .2
57    mov     [ecx], edx
58.2:
59    mov     ecx, [ebp + 28]
60    jecxz   .3
61    pop     DWORD [ecx]
62.3:
63    mov     eax, [ebp + 12]
64    leave
65    pop     ebx
66    ret
67
68