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actbl1.h
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/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
/******************************************************************************
*
* Name: actbl1.h - Additional ACPI table definitions
*
* Copyright (C) 2000 - 2023, Intel Corp.
*
*****************************************************************************/
#ifndef __ACTBL1_H__
#define __ACTBL1_H__
/*******************************************************************************
*
* Additional ACPI Tables
*
* These tables are not consumed directly by the ACPICA subsystem, but are
* included here to support device drivers and the AML disassembler.
*
******************************************************************************/
/*
* Values for description table header signatures for tables defined in this
* file. Useful because they make it more difficult to inadvertently type in
* the wrong signature.
*/
#define ACPI_SIG_AEST "AEST" /* Arm Error Source Table */
#define ACPI_SIG_ASF "ASF!" /* Alert Standard Format table */
#define ACPI_SIG_ASPT "ASPT" /* AMD Secure Processor Table */
#define ACPI_SIG_BERT "BERT" /* Boot Error Record Table */
#define ACPI_SIG_BGRT "BGRT" /* Boot Graphics Resource Table */
#define ACPI_SIG_BOOT "BOOT" /* Simple Boot Flag Table */
#define ACPI_SIG_CEDT "CEDT" /* CXL Early Discovery Table */
#define ACPI_SIG_CPEP "CPEP" /* Corrected Platform Error Polling table */
#define ACPI_SIG_CSRT "CSRT" /* Core System Resource Table */
#define ACPI_SIG_DBG2 "DBG2" /* Debug Port table type 2 */
#define ACPI_SIG_DBGP "DBGP" /* Debug Port table */
#define ACPI_SIG_DMAR "DMAR" /* DMA Remapping table */
#define ACPI_SIG_DRTM "DRTM" /* Dynamic Root of Trust for Measurement table */
#define ACPI_SIG_ECDT "ECDT" /* Embedded Controller Boot Resources Table */
#define ACPI_SIG_EINJ "EINJ" /* Error Injection table */
#define ACPI_SIG_ERST "ERST" /* Error Record Serialization Table */
#define ACPI_SIG_FPDT "FPDT" /* Firmware Performance Data Table */
#define ACPI_SIG_GTDT "GTDT" /* Generic Timer Description Table */
#define ACPI_SIG_HEST "HEST" /* Hardware Error Source Table */
#define ACPI_SIG_HMAT "HMAT" /* Heterogeneous Memory Attributes Table */
#define ACPI_SIG_HPET "HPET" /* High Precision Event Timer table */
#define ACPI_SIG_IBFT "IBFT" /* iSCSI Boot Firmware Table */
#define ACPI_SIG_MSCT "MSCT" /* Maximum System Characteristics Table */
#define ACPI_SIG_S3PT "S3PT" /* S3 Performance (sub)Table */
#define ACPI_SIG_PCCS "PCC" /* PCC Shared Memory Region */
#define ACPI_SIG_NBFT "NBFT" /* NVMe Boot Firmware Table */
/* Reserved table signatures */
#define ACPI_SIG_MATR "MATR" /* Memory Address Translation Table */
#define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */
/*
* These tables have been seen in the field, but no definition has been found
*/
#ifdef ACPI_UNDEFINED_TABLES
#define ACPI_SIG_ATKG "ATKG"
#define ACPI_SIG_GSCI "GSCI" /* GMCH SCI table */
#define ACPI_SIG_IEIT "IEIT"
#endif
/*
* All tables must be byte-packed to match the ACPI specification, since
* the tables are provided by the system BIOS.
*/
#pragma pack(1)
/*
* Note: C bitfields are not used for this reason:
*
* "Bitfields are great and easy to read, but unfortunately the C language
* does not specify the layout of bitfields in memory, which means they are
* essentially useless for dealing with packed data in on-disk formats or
* binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
* this decision was a design error in C. Ritchie could have picked an order
* and stuck with it." Norman Ramsey.
* See http://stackoverflow.com/a/1053662/41661
*/
/*******************************************************************************
*
* Common subtable headers
*
******************************************************************************/
/* Generic subtable header (used in MADT, SRAT, etc.) */
struct acpi_subtable_header {
u8 type;
u8 length;
};
/* Subtable header for WHEA tables (EINJ, ERST, WDAT) */
struct acpi_whea_header {
u8 action;
u8 instruction;
u8 flags;
u8 reserved;
struct acpi_generic_address register_region;
u64 value; /* Value used with Read/Write register */
u64 mask; /* Bitmask required for this register instruction */
};
/* https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/acpitabl/ns-acpitabl-aspt_table */
#define ASPT_REVISION_ID 0x01
struct acpi_table_aspt {
struct acpi_table_header header;
u32 num_entries;
};
struct acpi_aspt_header {
u16 type;
u16 length;
};
enum acpi_aspt_type {
ACPI_ASPT_TYPE_GLOBAL_REGS = 0,
ACPI_ASPT_TYPE_SEV_MBOX_REGS = 1,
ACPI_ASPT_TYPE_ACPI_MBOX_REGS = 2,
};
/* 0: ASPT Global Registers */
struct acpi_aspt_global_regs {
struct acpi_aspt_header header;
u32 reserved;
u64 feature_reg_addr;
u64 irq_en_reg_addr;
u64 irq_st_reg_addr;
};
/* 1: ASPT SEV Mailbox Registers */
struct acpi_aspt_sev_mbox_regs {
struct acpi_aspt_header header;
u8 mbox_irq_id;
u8 reserved[3];
u64 cmd_resp_reg_addr;
u64 cmd_buf_lo_reg_addr;
u64 cmd_buf_hi_reg_addr;
};
/* 2: ASPT ACPI Mailbox Registers */
struct acpi_aspt_acpi_mbox_regs {
struct acpi_aspt_header header;
u32 reserved1;
u64 cmd_resp_reg_addr;
u64 reserved2[2];
};
/*******************************************************************************
*
* ASF - Alert Standard Format table (Signature "ASF!")
* Revision 0x10
*
* Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
*
******************************************************************************/
struct acpi_table_asf {
struct acpi_table_header header; /* Common ACPI table header */
};
/* ASF subtable header */
struct acpi_asf_header {
u8 type;
u8 reserved;
u16 length;
};
/* Values for Type field above */
enum acpi_asf_type {
ACPI_ASF_TYPE_INFO = 0,
ACPI_ASF_TYPE_ALERT = 1,
ACPI_ASF_TYPE_CONTROL = 2,
ACPI_ASF_TYPE_BOOT = 3,
ACPI_ASF_TYPE_ADDRESS = 4,
ACPI_ASF_TYPE_RESERVED = 5
};
/*
* ASF subtables
*/
/* 0: ASF Information */
struct acpi_asf_info {
struct acpi_asf_header header;
u8 min_reset_value;
u8 min_poll_interval;
u16 system_id;
u32 mfg_id;
u8 flags;
u8 reserved2[3];
};
/* Masks for Flags field above */
#define ACPI_ASF_SMBUS_PROTOCOLS (1)
/* 1: ASF Alerts */
struct acpi_asf_alert {
struct acpi_asf_header header;
u8 assert_mask;
u8 deassert_mask;
u8 alerts;
u8 data_length;
};
struct acpi_asf_alert_data {
u8 address;
u8 command;
u8 mask;
u8 value;
u8 sensor_type;
u8 type;
u8 offset;
u8 source_type;
u8 severity;
u8 sensor_number;
u8 entity;
u8 instance;
};
/* 2: ASF Remote Control */
struct acpi_asf_remote {
struct acpi_asf_header header;
u8 controls;
u8 data_length;
u16 reserved2;
};
struct acpi_asf_control_data {
u8 function;
u8 address;
u8 command;
u8 value;
};
/* 3: ASF RMCP Boot Options */
struct acpi_asf_rmcp {
struct acpi_asf_header header;
u8 capabilities[7];
u8 completion_code;
u32 enterprise_id;
u8 command;
u16 parameter;
u16 boot_options;
u16 oem_parameters;
};
/* 4: ASF Address */
struct acpi_asf_address {
struct acpi_asf_header header;
u8 eprom_address;
u8 devices;
};
/*******************************************************************************
*
* BERT - Boot Error Record Table (ACPI 4.0)
* Version 1
*
******************************************************************************/
struct acpi_table_bert {
struct acpi_table_header header; /* Common ACPI table header */
u32 region_length; /* Length of the boot error region */
u64 address; /* Physical address of the error region */
};
/* Boot Error Region (not a subtable, pointed to by Address field above) */
struct acpi_bert_region {
u32 block_status; /* Type of error information */
u32 raw_data_offset; /* Offset to raw error data */
u32 raw_data_length; /* Length of raw error data */
u32 data_length; /* Length of generic error data */
u32 error_severity; /* Severity code */
};
/* Values for block_status flags above */
#define ACPI_BERT_UNCORRECTABLE (1)
#define ACPI_BERT_CORRECTABLE (1<<1)
#define ACPI_BERT_MULTIPLE_UNCORRECTABLE (1<<2)
#define ACPI_BERT_MULTIPLE_CORRECTABLE (1<<3)
#define ACPI_BERT_ERROR_ENTRY_COUNT (0xFF<<4) /* 8 bits, error count */
/* Values for error_severity above */
enum acpi_bert_error_severity {
ACPI_BERT_ERROR_CORRECTABLE = 0,
ACPI_BERT_ERROR_FATAL = 1,
ACPI_BERT_ERROR_CORRECTED = 2,
ACPI_BERT_ERROR_NONE = 3,
ACPI_BERT_ERROR_RESERVED = 4 /* 4 and greater are reserved */
};
/*
* Note: The generic error data that follows the error_severity field above
* uses the struct acpi_hest_generic_data defined under the HEST table below
*/
/*******************************************************************************
*
* BGRT - Boot Graphics Resource Table (ACPI 5.0)
* Version 1
*
******************************************************************************/
struct acpi_table_bgrt {
struct acpi_table_header header; /* Common ACPI table header */
u16 version;
u8 status;
u8 image_type;
u64 image_address;
u32 image_offset_x;
u32 image_offset_y;
};
/* Flags for Status field above */
#define ACPI_BGRT_DISPLAYED (1)
#define ACPI_BGRT_ORIENTATION_OFFSET (3 << 1)
/*******************************************************************************
*
* BOOT - Simple Boot Flag Table
* Version 1
*
* Conforms to the "Simple Boot Flag Specification", Version 2.1
*
******************************************************************************/
struct acpi_table_boot {
struct acpi_table_header header; /* Common ACPI table header */
u8 cmos_index; /* Index in CMOS RAM for the boot register */
u8 reserved[3];
};
/*******************************************************************************
*
* CDAT - Coherent Device Attribute Table
* Version 1
*
* Conforms to the "Coherent Device Attribute Table (CDAT) Specification
" (Revision 1.01, October 2020.)
*
******************************************************************************/
struct acpi_table_cdat {
u32 length; /* Length of table in bytes, including this header */
u8 revision; /* ACPI Specification minor version number */
u8 checksum; /* To make sum of entire table == 0 */
u8 reserved[6];
u32 sequence; /* Used to detect runtime CDAT table changes */
};
/* CDAT common subtable header */
struct acpi_cdat_header {
u8 type;
u8 reserved;
u16 length;
};
/* Values for Type field above */
enum acpi_cdat_type {
ACPI_CDAT_TYPE_DSMAS = 0,
ACPI_CDAT_TYPE_DSLBIS = 1,
ACPI_CDAT_TYPE_DSMSCIS = 2,
ACPI_CDAT_TYPE_DSIS = 3,
ACPI_CDAT_TYPE_DSEMTS = 4,
ACPI_CDAT_TYPE_SSLBIS = 5,
ACPI_CDAT_TYPE_RESERVED = 6 /* 6 through 0xFF are reserved */
};
/* Subtable 0: Device Scoped Memory Affinity Structure (DSMAS) */
struct acpi_cdat_dsmas {
u8 dsmad_handle;
u8 flags;
u16 reserved;
u64 dpa_base_address;
u64 dpa_length;
};
/* Flags for subtable above */
#define ACPI_CDAT_DSMAS_NON_VOLATILE (1 << 2)
/* Subtable 1: Device scoped Latency and Bandwidth Information Structure (DSLBIS) */
struct acpi_cdat_dslbis {
u8 handle;
u8 flags; /* If Handle matches a DSMAS handle, the definition of this field matches
* Flags field in HMAT System Locality Latency */
u8 data_type;
u8 reserved;
u64 entry_base_unit;
u16 entry[3];
u16 reserved2;
};
/* Subtable 2: Device Scoped Memory Side Cache Information Structure (DSMSCIS) */
struct acpi_cdat_dsmscis {
u8 dsmas_handle;
u8 reserved[3];
u64 side_cache_size;
u32 cache_attributes;
};
/* Subtable 3: Device Scoped Initiator Structure (DSIS) */
struct acpi_cdat_dsis {
u8 flags;
u8 handle;
u16 reserved;
};
/* Flags for above subtable */
#define ACPI_CDAT_DSIS_MEM_ATTACHED (1 << 0)
/* Subtable 4: Device Scoped EFI Memory Type Structure (DSEMTS) */
struct acpi_cdat_dsemts {
u8 dsmas_handle;
u8 memory_type;
u16 reserved;
u64 dpa_offset;
u64 range_length;
};
/* Subtable 5: Switch Scoped Latency and Bandwidth Information Structure (SSLBIS) */
struct acpi_cdat_sslbis {
u8 data_type;
u8 reserved[3];
u64 entry_base_unit;
};
/* Sub-subtable for above, sslbe_entries field */
struct acpi_cdat_sslbe {
u16 portx_id;
u16 porty_id;
u16 latency_or_bandwidth;
u16 reserved;
};
/*******************************************************************************
*
* CEDT - CXL Early Discovery Table
* Version 1
*
* Conforms to the "CXL Early Discovery Table" (CXL 2.0, October 2020)
*
******************************************************************************/
struct acpi_table_cedt {
struct acpi_table_header header; /* Common ACPI table header */
};
/* CEDT subtable header (Performance Record Structure) */
struct acpi_cedt_header {
u8 type;
u8 reserved;
u16 length;
};
/* Values for Type field above */
enum acpi_cedt_type {
ACPI_CEDT_TYPE_CHBS = 0,
ACPI_CEDT_TYPE_CFMWS = 1,
ACPI_CEDT_TYPE_CXIMS = 2,
ACPI_CEDT_TYPE_RDPAS = 3,
ACPI_CEDT_TYPE_RESERVED = 4,
};
/* Values for version field above */
#define ACPI_CEDT_CHBS_VERSION_CXL11 (0)
#define ACPI_CEDT_CHBS_VERSION_CXL20 (1)
/* Values for length field above */
#define ACPI_CEDT_CHBS_LENGTH_CXL11 (0x2000)
#define ACPI_CEDT_CHBS_LENGTH_CXL20 (0x10000)
/*
* CEDT subtables
*/
/* 0: CXL Host Bridge Structure */
struct acpi_cedt_chbs {
struct acpi_cedt_header header;
u32 uid;
u32 cxl_version;
u32 reserved;
u64 base;
u64 length;
};
/* 1: CXL Fixed Memory Window Structure */
struct acpi_cedt_cfmws {
struct acpi_cedt_header header;
u32 reserved1;
u64 base_hpa;
u64 window_size;
u8 interleave_ways;
u8 interleave_arithmetic;
u16 reserved2;
u32 granularity;
u16 restrictions;
u16 qtg_id;
u32 interleave_targets[];
};
struct acpi_cedt_cfmws_target_element {
u32 interleave_target;
};
/* Values for Interleave Arithmetic field above */
#define ACPI_CEDT_CFMWS_ARITHMETIC_MODULO (0)
#define ACPI_CEDT_CFMWS_ARITHMETIC_XOR (1)
/* Values for Restrictions field above */
#define ACPI_CEDT_CFMWS_RESTRICT_TYPE2 (1)
#define ACPI_CEDT_CFMWS_RESTRICT_TYPE3 (1<<1)
#define ACPI_CEDT_CFMWS_RESTRICT_VOLATILE (1<<2)
#define ACPI_CEDT_CFMWS_RESTRICT_PMEM (1<<3)
#define ACPI_CEDT_CFMWS_RESTRICT_FIXED (1<<4)
/* 2: CXL XOR Interleave Math Structure */
struct acpi_cedt_cxims {
struct acpi_cedt_header header;
u16 reserved1;
u8 hbig;
u8 nr_xormaps;
u64 xormap_list[];
};
/* 3: CXL RCEC Downstream Port Association Structure */
struct acpi_cedt_rdpas {
struct acpi_cedt_header header;
u8 reserved1;
u16 length;
u16 segment;
u16 bdf;
u8 protocol;
u64 address;
};
/* Masks for bdf field above */
#define ACPI_CEDT_RDPAS_BUS_MASK 0xff00
#define ACPI_CEDT_RDPAS_DEVICE_MASK 0x00f8
#define ACPI_CEDT_RDPAS_FUNCTION_MASK 0x0007
#define ACPI_CEDT_RDPAS_PROTOCOL_IO (0)
#define ACPI_CEDT_RDPAS_PROTOCOL_CACHEMEM (1)
/*******************************************************************************
*
* CPEP - Corrected Platform Error Polling table (ACPI 4.0)
* Version 1
*
******************************************************************************/
struct acpi_table_cpep {
struct acpi_table_header header; /* Common ACPI table header */
u64 reserved;
};
/* Subtable */
struct acpi_cpep_polling {
struct acpi_subtable_header header;
u8 id; /* Processor ID */
u8 eid; /* Processor EID */
u32 interval; /* Polling interval (msec) */
};
/*******************************************************************************
*
* CSRT - Core System Resource Table
* Version 0
*
* Conforms to the "Core System Resource Table (CSRT)", November 14, 2011
*
******************************************************************************/
struct acpi_table_csrt {
struct acpi_table_header header; /* Common ACPI table header */
};
/* Resource Group subtable */
struct acpi_csrt_group {
u32 length;
u32 vendor_id;
u32 subvendor_id;
u16 device_id;
u16 subdevice_id;
u16 revision;
u16 reserved;
u32 shared_info_length;
/* Shared data immediately follows (Length = shared_info_length) */
};
/* Shared Info subtable */
struct acpi_csrt_shared_info {
u16 major_version;
u16 minor_version;
u32 mmio_base_low;
u32 mmio_base_high;
u32 gsi_interrupt;
u8 interrupt_polarity;
u8 interrupt_mode;
u8 num_channels;
u8 dma_address_width;
u16 base_request_line;
u16 num_handshake_signals;
u32 max_block_size;
/* Resource descriptors immediately follow (Length = Group length - shared_info_length) */
};
/* Resource Descriptor subtable */
struct acpi_csrt_descriptor {
u32 length;
u16 type;
u16 subtype;
u32 uid;
/* Resource-specific information immediately follows */
};
/* Resource Types */
#define ACPI_CSRT_TYPE_INTERRUPT 0x0001
#define ACPI_CSRT_TYPE_TIMER 0x0002
#define ACPI_CSRT_TYPE_DMA 0x0003
/* Resource Subtypes */
#define ACPI_CSRT_XRUPT_LINE 0x0000
#define ACPI_CSRT_XRUPT_CONTROLLER 0x0001
#define ACPI_CSRT_TIMER 0x0000
#define ACPI_CSRT_DMA_CHANNEL 0x0000
#define ACPI_CSRT_DMA_CONTROLLER 0x0001
/*******************************************************************************
*
* DBG2 - Debug Port Table 2
* Version 0 (Both main table and subtables)
*
* Conforms to "Microsoft Debug Port Table 2 (DBG2)", September 21, 2020
*
******************************************************************************/
struct acpi_table_dbg2 {
struct acpi_table_header header; /* Common ACPI table header */
u32 info_offset;
u32 info_count;
};
struct acpi_dbg2_header {
u32 info_offset;
u32 info_count;
};
/* Debug Device Information Subtable */
struct acpi_dbg2_device {
u8 revision;
u16 length;
u8 register_count; /* Number of base_address registers */
u16 namepath_length;
u16 namepath_offset;
u16 oem_data_length;
u16 oem_data_offset;
u16 port_type;
u16 port_subtype;
u16 reserved;
u16 base_address_offset;
u16 address_size_offset;
/*
* Data that follows:
* base_address (required) - Each in 12-byte Generic Address Structure format.
* address_size (required) - Array of u32 sizes corresponding to each base_address register.
* Namepath (required) - Null terminated string. Single dot if not supported.
* oem_data (optional) - Length is oem_data_length.
*/
};
/* Types for port_type field above */
#define ACPI_DBG2_SERIAL_PORT 0x8000
#define ACPI_DBG2_1394_PORT 0x8001
#define ACPI_DBG2_USB_PORT 0x8002
#define ACPI_DBG2_NET_PORT 0x8003
/* Subtypes for port_subtype field above */
#define ACPI_DBG2_16550_COMPATIBLE 0x0000
#define ACPI_DBG2_16550_SUBSET 0x0001
#define ACPI_DBG2_MAX311XE_SPI 0x0002
#define ACPI_DBG2_ARM_PL011 0x0003
#define ACPI_DBG2_MSM8X60 0x0004
#define ACPI_DBG2_16550_NVIDIA 0x0005
#define ACPI_DBG2_TI_OMAP 0x0006
#define ACPI_DBG2_APM88XXXX 0x0008
#define ACPI_DBG2_MSM8974 0x0009
#define ACPI_DBG2_SAM5250 0x000A
#define ACPI_DBG2_INTEL_USIF 0x000B
#define ACPI_DBG2_IMX6 0x000C
#define ACPI_DBG2_ARM_SBSA_32BIT 0x000D
#define ACPI_DBG2_ARM_SBSA_GENERIC 0x000E
#define ACPI_DBG2_ARM_DCC 0x000F
#define ACPI_DBG2_BCM2835 0x0010
#define ACPI_DBG2_SDM845_1_8432MHZ 0x0011
#define ACPI_DBG2_16550_WITH_GAS 0x0012
#define ACPI_DBG2_SDM845_7_372MHZ 0x0013
#define ACPI_DBG2_INTEL_LPSS 0x0014
#define ACPI_DBG2_1394_STANDARD 0x0000
#define ACPI_DBG2_USB_XHCI 0x0000
#define ACPI_DBG2_USB_EHCI 0x0001
/*******************************************************************************
*
* DBGP - Debug Port table
* Version 1
*
* Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
*
******************************************************************************/
struct acpi_table_dbgp {
struct acpi_table_header header; /* Common ACPI table header */
u8 type; /* 0=full 16550, 1=subset of 16550 */
u8 reserved[3];
struct acpi_generic_address debug_port;
};
/*******************************************************************************
*
* DMAR - DMA Remapping table
* Version 1
*
* Conforms to "Intel Virtualization Technology for Directed I/O",
* Version 2.3, October 2014
*
******************************************************************************/
struct acpi_table_dmar {
struct acpi_table_header header; /* Common ACPI table header */
u8 width; /* Host Address Width */
u8 flags;
u8 reserved[10];
};
/* Masks for Flags field above */
#define ACPI_DMAR_INTR_REMAP (1)
#define ACPI_DMAR_X2APIC_OPT_OUT (1<<1)
#define ACPI_DMAR_X2APIC_MODE (1<<2)
/* DMAR subtable header */
struct acpi_dmar_header {
u16 type;
u16 length;
};
/* Values for subtable type in struct acpi_dmar_header */
enum acpi_dmar_type {
ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
ACPI_DMAR_TYPE_ROOT_ATS = 2,
ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,
ACPI_DMAR_TYPE_NAMESPACE = 4,
ACPI_DMAR_TYPE_SATC = 5,
ACPI_DMAR_TYPE_RESERVED = 6 /* 6 and greater are reserved */
};
/* DMAR Device Scope structure */
struct acpi_dmar_device_scope {
u8 entry_type;
u8 length;
u16 reserved;
u8 enumeration_id;
u8 bus;
};
/* Values for entry_type in struct acpi_dmar_device_scope - device types */
enum acpi_dmar_scope_type {
ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
ACPI_DMAR_SCOPE_TYPE_HPET = 4,
ACPI_DMAR_SCOPE_TYPE_NAMESPACE = 5,
ACPI_DMAR_SCOPE_TYPE_RESERVED = 6 /* 6 and greater are reserved */
};
struct acpi_dmar_pci_path {
u8 device;
u8 function;
};
/*
* DMAR Subtables, correspond to Type in struct acpi_dmar_header
*/
/* 0: Hardware Unit Definition */
struct acpi_dmar_hardware_unit {
struct acpi_dmar_header header;
u8 flags;
u8 size; /* Size of the register set */
u16 segment;
u64 address; /* Register Base Address */
};
/* Masks for Flags field above */
#define ACPI_DMAR_INCLUDE_ALL (1)
/* 1: Reserved Memory Definition */
struct acpi_dmar_reserved_memory {
struct acpi_dmar_header header;
u16 reserved;
u16 segment;
u64 base_address; /* 4K aligned base address */
u64 end_address; /* 4K aligned limit address */
};
/* Masks for Flags field above */
#define ACPI_DMAR_ALLOW_ALL (1)
/* 2: Root Port ATS Capability Reporting Structure */
struct acpi_dmar_atsr {
struct acpi_dmar_header header;
u8 flags;
u8 reserved;
u16 segment;
};
/* Masks for Flags field above */
#define ACPI_DMAR_ALL_PORTS (1)
/* 3: Remapping Hardware Static Affinity Structure */
struct acpi_dmar_rhsa {
struct acpi_dmar_header header;
u32 reserved;
u64 base_address;
u32 proximity_domain;
};
/* 4: ACPI Namespace Device Declaration Structure */
struct acpi_dmar_andd {
struct acpi_dmar_header header;
u8 reserved[3];
u8 device_number;
union {
char __pad;
ACPI_FLEX_ARRAY(char, device_name);
};
};
/* 5: SOC Integrated Address Translation Cache Reporting Structure */
struct acpi_dmar_satc {
struct acpi_dmar_header header;
u8 flags;
u8 reserved;
u16 segment;
};
/*******************************************************************************
*
* DRTM - Dynamic Root of Trust for Measurement table
* Conforms to "TCG D-RTM Architecture" June 17 2013, Version 1.0.0
* Table version 1
*
******************************************************************************/
struct acpi_table_drtm {
struct acpi_table_header header; /* Common ACPI table header */
u64 entry_base_address;
u64 entry_length;
u32 entry_address32;
u64 entry_address64;
u64 exit_address;
u64 log_area_address;
u32 log_area_length;
u64 arch_dependent_address;
u32 flags;
};
/* Flag Definitions for above */
#define ACPI_DRTM_ACCESS_ALLOWED (1)
#define ACPI_DRTM_ENABLE_GAP_CODE (1<<1)
#define ACPI_DRTM_INCOMPLETE_MEASUREMENTS (1<<2)
#define ACPI_DRTM_AUTHORITY_ORDER (1<<3)
/* 1) Validated Tables List (64-bit addresses) */
struct acpi_drtm_vtable_list {
u32 validated_table_count;
u64 validated_tables[];
};
/* 2) Resources List (of Resource Descriptors) */
/* Resource Descriptor */
struct acpi_drtm_resource {
u8 size[7];
u8 type;
u64 address;
};
struct acpi_drtm_resource_list {
u32 resource_count;
struct acpi_drtm_resource resources[];
};
/* 3) Platform-specific Identifiers List */
struct acpi_drtm_dps_id {
u32 dps_id_length;
u8 dps_id[16];
};
/*******************************************************************************
*
* ECDT - Embedded Controller Boot Resources Table
* Version 1
*
******************************************************************************/
struct acpi_table_ecdt {
struct acpi_table_header header; /* Common ACPI table header */
struct acpi_generic_address control; /* Address of EC command/status register */
struct acpi_generic_address data; /* Address of EC data register */
u32 uid; /* Unique ID - must be same as the EC _UID method */
u8 gpe; /* The GPE for the EC */
u8 id[]; /* Full namepath of the EC in the ACPI namespace */
};
/*******************************************************************************
*
* EINJ - Error Injection Table (ACPI 4.0)
* Version 1
*
******************************************************************************/
struct acpi_table_einj {
struct acpi_table_header header; /* Common ACPI table header */
u32 header_length;