diff options
Diffstat (limited to 'MdePkg/Library/BaseLib/Ia32/DisableCache.c')
-rw-r--r-- | MdePkg/Library/BaseLib/Ia32/DisableCache.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/MdePkg/Library/BaseLib/Ia32/DisableCache.c b/MdePkg/Library/BaseLib/Ia32/DisableCache.c deleted file mode 100644 index dbfb429090..0000000000 --- a/MdePkg/Library/BaseLib/Ia32/DisableCache.c +++ /dev/null @@ -1,36 +0,0 @@ -/** @file
- AsmDisableCache function
-
- Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>
- 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.
-
-**/
-
-/**
- Set CD bit and clear NW bit of CR0 followed by a WBINVD.
-
- Disables the caches by setting the CD bit of CR0 to 1, clearing the NW bit of CR0 to 0,
- and executing a WBINVD instruction. This function is only available on IA-32 and x64.
-
-**/
-VOID
-EFIAPI
-AsmDisableCache (
- VOID
- )
-{
- _asm {
- mov eax, cr0
- bts eax, 30
- btr eax, 29
- mov cr0, eax
- wbinvd
- }
-}
-
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