| #------------------------------------------------------------------------------ |
| # |
| # Copyright (c) 2006, Intel Corporation |
| # All rights reserved. This program and the accompanying materials |
| # are licensed and made available under the terms and conditions of the BSD License |
| # which accompanies this distribution. The full text of the license may be found at |
| # http://opensource.org/licenses/bsd-license.php |
| # |
| # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. |
| # |
| # Module Name: |
| # |
| # CpuIdEx.Asm |
| # |
| # Abstract: |
| # |
| # AsmCpuidEx function |
| # |
| # Notes: |
| # |
| #------------------------------------------------------------------------------ |
| |
| .686: |
| .code: |
| |
| #------------------------------------------------------------------------------ |
| # UINT32 |
| # EFIAPI |
| # AsmCpuidEx ( |
| # IN UINT32 RegisterInEax, |
| # IN UINT32 RegisterInEcx, |
| # OUT UINT32 *RegisterOutEax OPTIONAL, |
| # OUT UINT32 *RegisterOutEbx OPTIONAL, |
| # OUT UINT32 *RegisterOutEcx OPTIONAL, |
| # OUT UINT32 *RegisterOutEdx OPTIONAL |
| # ) |
| #------------------------------------------------------------------------------ |
| .globl ASM_PFX(AsmCpuidEx) |
| ASM_PFX(AsmCpuidEx): |
| push %ebx |
| push %ebp |
| movl %esp, %ebp |
| movl 12(%ebp), %eax |
| movl 16(%ebp), %ecx |
| cpuid |
| push %ecx |
| movl 20(%ebp), %ecx |
| jecxz L1 |
| movl %eax, (%ecx) |
| L1: |
| movl 24(%ebp), %ecx |
| jecxz L2 |
| movl %ebx, (%ecx) |
| L2: |
| movl 28(%ebp), %ecx |
| jecxz L3 |
| popl (%ecx) |
| L3: |
| movl 32(%ebp), %edx |
| jecxz L4 |
| movl %edx, (%ecx) |
| L4: |
| movl 12(%ebp), %eax |
| leave |
| pop %ebx |
| ret |
