historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/roms/edk2/IntelFspPkg/Library/BaseCacheLib/CacheLibInternal.h
2024-01-16 11:20:27 -06:00

53 lines
2.5 KiB
C

/** @file
Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _CACHE_LIB_INTERNAL_H_
#define _CACHE_LIB_INTERNAL_H_
#define EFI_MSR_CACHE_VARIABLE_MTRR_BASE 0x00000200
#define EFI_MSR_CACHE_VARIABLE_MTRR_END 0x0000020F
#define V_EFI_FIXED_MTRR_NUMBER 11
#define EFI_MSR_IA32_MTRR_FIX64K_00000 0x00000250
#define EFI_MSR_IA32_MTRR_FIX16K_80000 0x00000258
#define EFI_MSR_IA32_MTRR_FIX16K_A0000 0x00000259
#define EFI_MSR_IA32_MTRR_FIX4K_C0000 0x00000268
#define EFI_MSR_IA32_MTRR_FIX4K_C8000 0x00000269
#define EFI_MSR_IA32_MTRR_FIX4K_D0000 0x0000026A
#define EFI_MSR_IA32_MTRR_FIX4K_D8000 0x0000026B
#define EFI_MSR_IA32_MTRR_FIX4K_E0000 0x0000026C
#define EFI_MSR_IA32_MTRR_FIX4K_E8000 0x0000026D
#define EFI_MSR_IA32_MTRR_FIX4K_F0000 0x0000026E
#define EFI_MSR_IA32_MTRR_FIX4K_F8000 0x0000026F
#define EFI_MSR_CACHE_IA32_MTRR_DEF_TYPE 0x000002FF
#define B_EFI_MSR_CACHE_MTRR_VALID BIT11
#define B_EFI_MSR_GLOBAL_MTRR_ENABLE BIT11
#define B_EFI_MSR_FIXED_MTRR_ENABLE BIT10
#define B_EFI_MSR_CACHE_MEMORY_TYPE (BIT2 | BIT1 | BIT0)
#define EFI_MSR_VALID_MASK 0xFFFFFFFFF
#define EFI_CACHE_VALID_ADDRESS 0xFFFFFF000
#define EFI_SMRR_CACHE_VALID_ADDRESS 0xFFFFF000
#define EFI_CACHE_VALID_EXTENDED_ADDRESS 0xFFFFFFFFFF000
// Leave one MTRR pairs for OS use
#define EFI_CACHE_NUM_VAR_MTRR_PAIRS_FOR_OS 1
#define EFI_CACHE_LAST_VARIABLE_MTRR_FOR_BIOS (EFI_MSR_CACHE_VARIABLE_MTRR_END) - \
(EFI_CACHE_NUM_VAR_MTRR_PAIRS_FOR_OS * 2)
#define EFI_MSR_IA32_MTRR_CAP 0x000000FE
#define B_EFI_MSR_IA32_MTRR_CAP_EMRR_SUPPORT BIT12
#define B_EFI_MSR_IA32_MTRR_CAP_SMRR_SUPPORT BIT11
#define B_EFI_MSR_IA32_MTRR_CAP_WC_SUPPORT BIT10
#define B_EFI_MSR_IA32_MTRR_CAP_FIXED_SUPPORT BIT8
#define B_EFI_MSR_IA32_MTRR_CAP_VARIABLE_SUPPORT (BIT7 | BIT6 | BIT5 | BIT4 | BIT3 | BIT2 | BIT1 | BIT0)
#define CPUID_VIR_PHY_ADDRESS_SIZE 0x80000008
#define CPUID_EXTENDED_FUNCTION 0x80000000
#endif