audk/ArmPkg/Library/ArmLib/Arm/ArmV7Lib.h

43 lines
828 B
C

/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef ARM_V7_LIB_H_
#define ARM_V7_LIB_H_
#define ID_MMFR0_SHARELVL_SHIFT 12
#define ID_MMFR0_SHARELVL_MASK 0xf
#define ID_MMFR0_SHARELVL_ONE 0
#define ID_MMFR0_SHARELVL_TWO 1
#define ID_MMFR0_INNERSHR_SHIFT 28
#define ID_MMFR0_INNERSHR_MASK 0xf
#define ID_MMFR0_OUTERSHR_SHIFT 8
#define ID_MMFR0_OUTERSHR_MASK 0xf
#define ID_MMFR0_SHR_IMP_UNCACHED 0
#define ID_MMFR0_SHR_IMP_HW_COHERENT 1
#define ID_MMFR0_SHR_IGNORED 0xf
/** Reads the ID_MMFR4 register.
@return The contents of the ID_MMFR4 register.
**/
UINT32
EFIAPI
ArmReadIdMmfr4 (
VOID
);
UINTN
EFIAPI
ArmReadIdPfr1 (
VOID
);
#endif // ARM_V7_LIB_H_