diff options
| author | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-06-10 07:16:11 +0000 |
|---|---|---|
| committer | bxing <bxing@6f19259b-4bc3-4df7-8a09-765794883524> | 2006-06-10 07:16:11 +0000 |
| commit | 4cbd21753299e5c119af283aa49443a47d7a72fb (patch) | |
| tree | 14ef1af6d807534aa721845c5f0981339ca723c5 /MdePkg/Library/BaseLib/X64/CpuIdEx.asm | |
| parent | 8b4e96c42bf9bbbd9cfc46fdd5c43a09dfbdbf2e (diff) | |
| download | edk2-platforms-4cbd21753299e5c119af283aa49443a47d7a72fb.tar.xz | |
1. Updated SetJump() and LongJump() for IPF
2. Added assertion for SetJump() for all architectures
3. Added CpuSleep() for IPF
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@464 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseLib/X64/CpuIdEx.asm')
| -rw-r--r-- | MdePkg/Library/BaseLib/X64/CpuIdEx.asm | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/X64/CpuIdEx.asm b/MdePkg/Library/BaseLib/X64/CpuIdEx.asm new file mode 100644 index 0000000000..ec5729fbaa --- /dev/null +++ b/MdePkg/Library/BaseLib/X64/CpuIdEx.asm @@ -0,0 +1,64 @@ +;------------------------------------------------------------------------------ +; +; 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: +; +; CpuId.Asm +; +; Abstract: +; +; AsmCpuid function +; +; Notes: +; +;------------------------------------------------------------------------------ + + .code + +;------------------------------------------------------------------------------ +; UINT32 +; EFIAPI +; AsmCpuid ( +; IN UINT32 RegisterInEax, +; IN UINT32 RegisterInEcx, +; OUT UINT32 *RegisterOutEax OPTIONAL, +; OUT UINT32 *RegisterOutEbx OPTIONAL, +; OUT UINT32 *RegisterOutEcx OPTIONAL, +; OUT UINT32 *RegisterOutEdx OPTIONAL +; ) +;------------------------------------------------------------------------------ +AsmCpuidEx PROC USES rbx + mov eax, ecx + mov ecx, edx + push rax ; save Index on stack + cpuid + mov r10, [rsp + 38h] + test r10, r10 + jz @F + mov [r10], ecx +@@: + mov rcx, r8 + jrcxz @F + mov [rcx], eax +@@: + mov rcx, r9 + jrcxz @F + mov [rcx], ebx +@@: + mov rcx, [rsp + 40h] + jrcxz @F + mov [rcx], edx +@@: + pop rax ; restore Index to rax as return value + ret +AsmCpuidEx ENDP + + END |