mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-29 17:17:42 +01:00
118 lines
3.2 KiB
C
118 lines
3.2 KiB
C
|
/** @file
|
||
|
This file contains some basic ACPI definitions that are consumed by drivers
|
||
|
that do not care about ACPI versions.
|
||
|
|
||
|
Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
|
||
|
|
||
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
||
|
|
||
|
**/
|
||
|
|
||
|
#ifndef _ACPI_H_
|
||
|
#define _ACPI_H_
|
||
|
|
||
|
//
|
||
|
// Common table header, this prefaces all ACPI tables, including FACS, but
|
||
|
// excluding the RSD PTR structure
|
||
|
//
|
||
|
typedef struct {
|
||
|
UINT32 Signature;
|
||
|
UINT32 Length;
|
||
|
} EFI_ACPI_COMMON_HEADER;
|
||
|
|
||
|
//
|
||
|
// Common ACPI description table header. This structure prefaces most ACPI tables.
|
||
|
//
|
||
|
#pragma pack(1)
|
||
|
|
||
|
typedef struct {
|
||
|
UINT32 Signature;
|
||
|
UINT32 Length;
|
||
|
UINT8 Revision;
|
||
|
UINT8 Checksum;
|
||
|
UINT8 OemId[6];
|
||
|
UINT64 OemTableId;
|
||
|
UINT32 OemRevision;
|
||
|
UINT32 CreatorId;
|
||
|
UINT32 CreatorRevision;
|
||
|
} EFI_ACPI_DESCRIPTION_HEADER;
|
||
|
|
||
|
#pragma pack()
|
||
|
//
|
||
|
// Define for Pci Host Bridge Resource Allocation
|
||
|
//
|
||
|
#define ACPI_ADDRESS_SPACE_DESCRIPTOR 0x8A
|
||
|
#define ACPI_END_TAG_DESCRIPTOR 0x79
|
||
|
|
||
|
#define ACPI_ADDRESS_SPACE_TYPE_MEM 0x00
|
||
|
#define ACPI_ADDRESS_SPACE_TYPE_IO 0x01
|
||
|
#define ACPI_ADDRESS_SPACE_TYPE_BUS 0x02
|
||
|
|
||
|
//
|
||
|
// Power Management Timer frequency is fixed at 3.579545MHz
|
||
|
//
|
||
|
#define ACPI_TIMER_FREQUENCY 3579545
|
||
|
|
||
|
//
|
||
|
// Make sure structures match spec
|
||
|
//
|
||
|
#pragma pack(1)
|
||
|
|
||
|
typedef struct {
|
||
|
UINT8 Desc;
|
||
|
UINT16 Len;
|
||
|
UINT8 ResType;
|
||
|
UINT8 GenFlag;
|
||
|
UINT8 SpecificFlag;
|
||
|
UINT64 AddrSpaceGranularity;
|
||
|
UINT64 AddrRangeMin;
|
||
|
UINT64 AddrRangeMax;
|
||
|
UINT64 AddrTranslationOffset;
|
||
|
UINT64 AddrLen;
|
||
|
} EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR;
|
||
|
|
||
|
typedef struct {
|
||
|
UINT8 Desc;
|
||
|
UINT8 Checksum;
|
||
|
} EFI_ACPI_END_TAG_DESCRIPTOR;
|
||
|
|
||
|
//
|
||
|
// General use definitions
|
||
|
//
|
||
|
#define EFI_ACPI_RESERVED_BYTE 0x00
|
||
|
#define EFI_ACPI_RESERVED_WORD 0x0000
|
||
|
#define EFI_ACPI_RESERVED_DWORD 0x00000000
|
||
|
#define EFI_ACPI_RESERVED_QWORD 0x0000000000000000
|
||
|
|
||
|
//
|
||
|
// Resource Type Specific Flags
|
||
|
// Ref ACPI specification 6.4.3.5.5
|
||
|
//
|
||
|
// Bit [0] : Write Status, _RW
|
||
|
//
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_READ_WRITE (1 << 0)
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_READ_ONLY (0 << 0)
|
||
|
//
|
||
|
// Bit [2:1] : Memory Attributes, _MEM
|
||
|
//
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_NON_CACHEABLE (0 << 1)
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE (1 << 1)
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_WRITE_COMBINING (2 << 1)
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_PREFETCHABLE (3 << 1)
|
||
|
//
|
||
|
// Bit [4:3] : Memory Attributes, _MTP
|
||
|
//
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_MEMORY (0 << 3)
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_RESERVED (1 << 3)
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_ACPI (2 << 3)
|
||
|
#define EFI_APCI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_NVS (3 << 3)
|
||
|
//
|
||
|
// Bit [5] : Memory to I/O Translation, _TTP
|
||
|
//
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_TYPE_TRANSLATION (1 << 5)
|
||
|
#define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_TYPE_STATIC (0 << 5)
|
||
|
|
||
|
#pragma pack()
|
||
|
|
||
|
#endif
|