WriteCr4.c File Reference

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Functions
UINTN EFIAPI	AsmWriteCr4 (UINTN Value)

Detailed Description

AsmWriteCr4 function

Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file WriteCr4.c.

Function Documentation

AsmWriteCr4()

UINTN EFIAPI AsmWriteCr4

(

UINTN

Value

)

Writes a value to Control Register 4 (CR4).

Writes and returns a new value to CR4. This function is only available on IA-32 and x64. This writes a 32-bit value on IA-32 and a 64-bit value on x64.

Parameters

Value

The value to write to CR4.

Returns

The value written to CR4.

Definition at line 22 of file WriteCr4.c.