MdePkg/Library/BaseLib/Ia32/EnableCache.c File Reference


Functions

VOID EFIAPI AsmEnableCache (VOID)

Detailed Description

AsmEnableCache function

Copyright (c) 2006 - 2008, 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.


Function Documentation

VOID EFIAPI AsmEnableCache ( VOID   ) 

Perform a WBINVD and clear both the CD and NW bits of CR0.

Enables the caches by executing a WBINVD instruction and then clear both the CD and NW bits of CR0 to 0. This function is only available on IA-32 and x64.

References cr0, eax, and mov.


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