kernel-aes67/include/acpi/actbl2.h
Bob Moore 6e2d5ebd0d ACPICA: ACPI 4: Update headers for new and changed ACPI tables.
Add IVRS,MSCT,UEFI,WAET,WDAT.
Updated several existing tables for ACPI 4.0-related changes.
Added document references for all tables not defined in ACPI spec.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
2009-08-28 19:40:38 -04:00

869 lines
22 KiB
C

#ifndef __ACTBL2_H__
#define __ACTBL2_H__
/*******************************************************************************
*
* Additional ACPI Tables (2)
*
* These tables are not consumed directly by the ACPICA subsystem, but are
* included here to support device drivers and the AML disassembler.
*
* The tables in this file are defined by third-party specifications, and are
* not defined directly by the ACPI specification itself.
*
******************************************************************************/
/*
* 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_ASF "ASF!" /* Alert Standard Format table */
#define ACPI_SIG_BOOT "BOOT" /* Simple Boot Flag Table */
#define ACPI_SIG_DBGP "DBGP" /* Debug Port table */
#define ACPI_SIG_DMAR "DMAR" /* DMA Remapping table */
#define ACPI_SIG_HPET "HPET" /* High Precision Event Timer table */
#define ACPI_SIG_IBFT "IBFT" /* i_sCSI Boot Firmware Table */
#define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */
#define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */
#define ACPI_SIG_SLIC "SLIC" /* Software Licensing Description Table */
#define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */
#define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */
#define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */
#define ACPI_SIG_UEFI "UEFI" /* Uefi Boot Optimization Table */
#define ACPI_SIG_WAET "WAET" /* Windows ACPI Emulated devices Table */
#define ACPI_SIG_WDAT "WDAT" /* Watchdog Action Table */
#define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */
/*
* All tables must be byte-packed to match the ACPI specification, since
* the tables are provided by the system BIOS.
*/
#pragma pack(1)
/*
* Note about bitfields: The u8 type is used for bitfields in ACPI tables.
* This is the only type that is even remotely portable. Anything else is not
* portable, so do not use any other bitfield types.
*/
/*******************************************************************************
*
* 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;
};
/*******************************************************************************
*
* 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];
};
/*******************************************************************************
*
* 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 1.2, Sept. 2008
*
******************************************************************************/
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)
/* 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_ATSR = 2,
ACPI_DMAR_HARDWARE_AFFINITY = 3,
ACPI_DMAR_TYPE_RESERVED = 4 /* 4 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 */
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_RESERVED = 5 /* 5 and greater are reserved */
};
struct acpi_dmar_pci_path {
u8 dev;
u8 fn;
};
/*
* DMAR Sub-tables, 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 reserved;
u16 segment;
u64 address; /* Register Base Address */
};
/* Masks for Flags field above */
#define ACPI_DMAR_INCLUDE_ALL (1)
/* 1: Reserved Memory Defininition */
struct acpi_dmar_reserved_memory {
struct acpi_dmar_header header;
u16 reserved;
u16 segment;
u64 base_address; /* 4_k aligned base address */
u64 end_address; /* 4_k 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;
};
/*******************************************************************************
*
* HPET - High Precision Event Timer table
* Version 1
*
* Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
* Version 1.0a, October 2004
*
******************************************************************************/
struct acpi_table_hpet {
struct acpi_table_header header; /* Common ACPI table header */
u32 id; /* Hardware ID of event timer block */
struct acpi_generic_address address; /* Address of event timer block */
u8 sequence; /* HPET sequence number */
u16 minimum_tick; /* Main counter min tick, periodic mode */
u8 flags;
};
/* Masks for Flags field above */
#define ACPI_HPET_PAGE_PROTECT_MASK (3)
/* Values for Page Protect flags */
enum acpi_hpet_page_protect {
ACPI_HPET_NO_PAGE_PROTECT = 0,
ACPI_HPET_PAGE_PROTECT4 = 1,
ACPI_HPET_PAGE_PROTECT64 = 2
};
/*******************************************************************************
*
* IBFT - Boot Firmware Table
* Version 1
*
* Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
* Specification", Version 1.01, March 1, 2007
*
* Note: It appears that this table is not intended to appear in the RSDT/XSDT.
* Therefore, it is not currently supported by the disassembler.
*
******************************************************************************/
struct acpi_table_ibft {
struct acpi_table_header header; /* Common ACPI table header */
u8 reserved[12];
};
/* IBFT common subtable header */
struct acpi_ibft_header {
u8 type;
u8 version;
u16 length;
u8 index;
u8 flags;
};
/* Values for Type field above */
enum acpi_ibft_type {
ACPI_IBFT_TYPE_NOT_USED = 0,
ACPI_IBFT_TYPE_CONTROL = 1,
ACPI_IBFT_TYPE_INITIATOR = 2,
ACPI_IBFT_TYPE_NIC = 3,
ACPI_IBFT_TYPE_TARGET = 4,
ACPI_IBFT_TYPE_EXTENSIONS = 5,
ACPI_IBFT_TYPE_RESERVED = 6 /* 6 and greater are reserved */
};
/* IBFT subtables */
struct acpi_ibft_control {
struct acpi_ibft_header header;
u16 extensions;
u16 initiator_offset;
u16 nic0_offset;
u16 target0_offset;
u16 nic1_offset;
u16 target1_offset;
};
struct acpi_ibft_initiator {
struct acpi_ibft_header header;
u8 sns_server[16];
u8 slp_server[16];
u8 primary_server[16];
u8 secondary_server[16];
u16 name_length;
u16 name_offset;
};
struct acpi_ibft_nic {
struct acpi_ibft_header header;
u8 ip_address[16];
u8 subnet_mask_prefix;
u8 origin;
u8 gateway[16];
u8 primary_dns[16];
u8 secondary_dns[16];
u8 dhcp[16];
u16 vlan;
u8 mac_address[6];
u16 pci_address;
u16 name_length;
u16 name_offset;
};
struct acpi_ibft_target {
struct acpi_ibft_header header;
u8 target_ip_address[16];
u16 target_ip_socket;
u8 target_boot_lun[8];
u8 chap_type;
u8 nic_association;
u16 target_name_length;
u16 target_name_offset;
u16 chap_name_length;
u16 chap_name_offset;
u16 chap_secret_length;
u16 chap_secret_offset;
u16 reverse_chap_name_length;
u16 reverse_chap_name_offset;
u16 reverse_chap_secret_length;
u16 reverse_chap_secret_offset;
};
/*******************************************************************************
*
* IVRS - I/O Virtualization Reporting Structure
* Version 1
*
* Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
* Revision 1.26, February 2009.
*
******************************************************************************/
struct acpi_table_ivrs {
struct acpi_table_header header; /* Common ACPI table header */
u32 info; /* Common virtualization info */
u64 reserved;
};
/* Values for Info field above */
#define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */
#define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */
#define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */
/* IVRS subtable header */
struct acpi_ivrs_header {
u8 type; /* Subtable type */
u8 flags;
u16 length; /* Subtable length */
u16 device_id; /* ID of IOMMU */
};
/* Values for subtable Type above */
enum acpi_ivrs_type {
ACPI_IVRS_TYPE_HARDWARE = 0x10,
ACPI_IVRS_TYPE_MEMORY1 = 0x20,
ACPI_IVRS_TYPE_MEMORY2 = 0x21,
ACPI_IVRS_TYPE_MEMORY3 = 0x22
};
/* Masks for Flags field above for IVHD subtable */
#define ACPI_IVHD_TT_ENABLE (1)
#define ACPI_IVHD_PASS_PW (1<<1)
#define ACPI_IVHD_RES_PASS_PW (1<<2)
#define ACPI_IVHD_ISOC (1<<3)
#define ACPI_IVHD_IOTLB (1<<4)
/* Masks for Flags field above for IVMD subtable */
#define ACPI_IVMD_UNITY (1)
#define ACPI_IVMD_READ (1<<1)
#define ACPI_IVMD_WRITE (1<<2)
#define ACPI_IVMD_EXCLUSION_RANGE (1<<3)
/*
* IVRS subtables, correspond to Type in struct acpi_ivrs_header
*/
/* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
struct acpi_ivrs_hardware {
struct acpi_ivrs_header header;
u16 capability_offset; /* Offset for IOMMU control fields */
u64 base_address; /* IOMMU control registers */
u16 pci_segment_group;
u16 info; /* MSI number and unit ID */
u32 reserved;
};
/* Masks for Info field above */
#define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */
#define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_iD */
/*
* Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure.
* Upper two bits of the Type field are the (encoded) length of the structure.
* Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
* are reserved for future use but not defined.
*/
struct acpi_ivrs_de_header {
u8 type;
u16 id;
u8 data_setting;
};
/* Length of device entry is in the top two bits of Type field above */
#define ACPI_IVHD_ENTRY_LENGTH 0xC0
/* Values for device entry Type field above */
enum acpi_ivrs_device_entry_type {
/* 4-byte device entries, all use struct acpi_ivrs_device4 */
ACPI_IVRS_TYPE_PAD4 = 0,
ACPI_IVRS_TYPE_ALL = 1,
ACPI_IVRS_TYPE_SELECT = 2,
ACPI_IVRS_TYPE_START = 3,
ACPI_IVRS_TYPE_END = 4,
/* 8-byte device entries */
ACPI_IVRS_TYPE_PAD8 = 64,
ACPI_IVRS_TYPE_NOT_USED = 65,
ACPI_IVRS_TYPE_ALIAS_SELECT = 66, /* Uses struct acpi_ivrs_device8a */
ACPI_IVRS_TYPE_ALIAS_START = 67, /* Uses struct acpi_ivrs_device8a */
ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */
ACPI_IVRS_TYPE_EXT_START = 71, /* Uses struct acpi_ivrs_device8b */
ACPI_IVRS_TYPE_SPECIAL = 72 /* Uses struct acpi_ivrs_device8c */
};
/* Values for Data field above */
#define ACPI_IVHD_INIT_PASS (1)
#define ACPI_IVHD_EINT_PASS (1<<1)
#define ACPI_IVHD_NMI_PASS (1<<2)
#define ACPI_IVHD_SYSTEM_MGMT (3<<4)
#define ACPI_IVHD_LINT0_PASS (1<<6)
#define ACPI_IVHD_LINT1_PASS (1<<7)
/* Types 0-4: 4-byte device entry */
struct acpi_ivrs_device4 {
struct acpi_ivrs_de_header header;
};
/* Types 66-67: 8-byte device entry */
struct acpi_ivrs_device8a {
struct acpi_ivrs_de_header header;
u8 reserved1;
u16 used_id;
u8 reserved2;
};
/* Types 70-71: 8-byte device entry */
struct acpi_ivrs_device8b {
struct acpi_ivrs_de_header header;
u32 extended_data;
};
/* Values for extended_data above */
#define ACPI_IVHD_ATS_DISABLED (1<<31)
/* Type 72: 8-byte device entry */
struct acpi_ivrs_device8c {
struct acpi_ivrs_de_header header;
u8 handle;
u16 used_id;
u8 variety;
};
/* Values for Variety field above */
#define ACPI_IVHD_IOAPIC 1
#define ACPI_IVHD_HPET 2
/* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
struct acpi_ivrs_memory {
struct acpi_ivrs_header header;
u16 aux_data;
u64 reserved;
u64 start_address;
u64 memory_length;
};
/*******************************************************************************
*
* MCFG - PCI Memory Mapped Configuration table and sub-table
* Version 1
*
* Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
*
******************************************************************************/
struct acpi_table_mcfg {
struct acpi_table_header header; /* Common ACPI table header */
u8 reserved[8];
};
/* Subtable */
struct acpi_mcfg_allocation {
u64 address; /* Base address, processor-relative */
u16 pci_segment; /* PCI segment group number */
u8 start_bus_number; /* Starting PCI Bus number */
u8 end_bus_number; /* Final PCI Bus number */
u32 reserved;
};
/*******************************************************************************
*
* SPCR - Serial Port Console Redirection table
* Version 1
*
* Conforms to "Serial Port Console Redirection Table",
* Version 1.00, January 11, 2002
*
******************************************************************************/
struct acpi_table_spcr {
struct acpi_table_header header; /* Common ACPI table header */
u8 interface_type; /* 0=full 16550, 1=subset of 16550 */
u8 reserved[3];
struct acpi_generic_address serial_port;
u8 interrupt_type;
u8 pc_interrupt;
u32 interrupt;
u8 baud_rate;
u8 parity;
u8 stop_bits;
u8 flow_control;
u8 terminal_type;
u8 reserved1;
u16 pci_device_id;
u16 pci_vendor_id;
u8 pci_bus;
u8 pci_device;
u8 pci_function;
u32 pci_flags;
u8 pci_segment;
u32 reserved2;
};
/* Masks for pci_flags field above */
#define ACPI_SPCR_DO_NOT_DISABLE (1)
/*******************************************************************************
*
* SPMI - Server Platform Management Interface table
* Version 5
*
* Conforms to "Intelligent Platform Management Interface Specification
* Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
* June 12, 2009 markup.
*
******************************************************************************/
struct acpi_table_spmi {
struct acpi_table_header header; /* Common ACPI table header */
u8 interface_type;
u8 reserved; /* Must be 1 */
u16 spec_revision; /* Version of IPMI */
u8 interrupt_type;
u8 gpe_number; /* GPE assigned */
u8 reserved1;
u8 pci_device_flag;
u32 interrupt;
struct acpi_generic_address ipmi_register;
u8 pci_segment;
u8 pci_bus;
u8 pci_device;
u8 pci_function;
u8 reserved2;
};
/* Values for interface_type above */
enum acpi_spmi_interface_types {
ACPI_SPMI_NOT_USED = 0,
ACPI_SPMI_KEYBOARD = 1,
ACPI_SPMI_SMI = 2,
ACPI_SPMI_BLOCK_TRANSFER = 3,
ACPI_SPMI_SMBUS = 4,
ACPI_SPMI_RESERVED = 5 /* 5 and above are reserved */
};
/*******************************************************************************
*
* TCPA - Trusted Computing Platform Alliance table
* Version 1
*
* Conforms to "TCG PC Specific Implementation Specification",
* Version 1.1, August 18, 2003
*
******************************************************************************/
struct acpi_table_tcpa {
struct acpi_table_header header; /* Common ACPI table header */
u16 reserved;
u32 max_log_length; /* Maximum length for the event log area */
u64 log_address; /* Address of the event log area */
};
/*******************************************************************************
*
* UEFI - UEFI Boot optimization Table
* Version 1
*
* Conforms to "Unified Extensible Firmware Interface Specification",
* Version 2.3, May 8, 2009
*
******************************************************************************/
struct acpi_table_uefi {
struct acpi_table_header header; /* Common ACPI table header */
u8 identifier[16]; /* UUID identifier */
u16 data_offset; /* Offset of remaining data in table */
};
/*******************************************************************************
*
* WAET - Windows ACPI Emulated devices Table
* Version 1
*
* Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
*
******************************************************************************/
struct acpi_table_waet {
struct acpi_table_header header; /* Common ACPI table header */
u32 flags;
};
/* Masks for Flags field above */
#define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */
#define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */
/*******************************************************************************
*
* WDAT - Watchdog Action Table
* Version 1
*
* Conforms to "Hardware Watchdog Timers Design Specification",
* Copyright 2006 Microsoft Corporation.
*
******************************************************************************/
struct acpi_table_wdat {
struct acpi_table_header header; /* Common ACPI table header */
u32 header_length; /* Watchdog Header Length */
u16 pci_segment; /* PCI Segment number */
u8 pci_bus; /* PCI Bus number */
u8 pci_device; /* PCI Device number */
u8 pci_function; /* PCI Function number */
u8 reserved[3];
u32 timer_period; /* Period of one timer count (msec) */
u32 max_count; /* Maximum counter value supported */
u32 min_count; /* Minimum counter value */
u8 flags;
u8 reserved2[3];
u32 entries; /* Number of watchdog entries that follow */
};
/* Masks for Flags field above */
#define ACPI_WDAT_ENABLED (1)
#define ACPI_WDAT_STOPPED 0x80
/* WDAT Instruction Entries (actions) */
struct acpi_wdat_entry {
u8 action;
u8 instruction;
u16 reserved;
struct acpi_generic_address register_region;
u32 value; /* Value used with Read/Write register */
u32 mask; /* Bitmask required for this register instruction */
};
/* Values for Action field above */
enum acpi_wdat_actions {
ACPI_WDAT_RESET = 1,
ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
ACPI_WDAT_GET_COUNTDOWN = 5,
ACPI_WDAT_SET_COUNTDOWN = 6,
ACPI_WDAT_GET_RUNNING_STATE = 8,
ACPI_WDAT_SET_RUNNING_STATE = 9,
ACPI_WDAT_GET_STOPPED_STATE = 10,
ACPI_WDAT_SET_STOPPED_STATE = 11,
ACPI_WDAT_GET_REBOOT = 16,
ACPI_WDAT_SET_REBOOT = 17,
ACPI_WDAT_GET_SHUTDOWN = 18,
ACPI_WDAT_SET_SHUTDOWN = 19,
ACPI_WDAT_GET_STATUS = 32,
ACPI_WDAT_SET_STATUS = 33,
ACPI_WDAT_ACTION_RESERVED = 34 /* 34 and greater are reserved */
};
/* Values for Instruction field above */
enum acpi_wdat_instructions {
ACPI_WDAT_READ_VALUE = 0,
ACPI_WDAT_READ_COUNTDOWN = 1,
ACPI_WDAT_WRITE_VALUE = 2,
ACPI_WDAT_WRITE_COUNTDOWN = 3,
ACPI_WDAT_INSTRUCTION_RESERVED = 4, /* 4 and greater are reserved */
ACPI_WDAT_PRESERVE_REGISTER = 0x80 /* Except for this value */
};
/*******************************************************************************
*
* WDRT - Watchdog Resource Table
* Version 1
*
* Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
* Version 1.01, August 28, 2006
*
******************************************************************************/
struct acpi_table_wdrt {
struct acpi_table_header header; /* Common ACPI table header */
struct acpi_generic_address control_register;
struct acpi_generic_address count_register;
u16 pci_device_id;
u16 pci_vendor_id;
u8 pci_bus; /* PCI Bus number */
u8 pci_device; /* PCI Device number */
u8 pci_function; /* PCI Function number */
u8 pci_segment; /* PCI Segment number */
u16 max_count; /* Maximum counter value supported */
u8 units;
};
/* Reset to default packing */
#pragma pack()
#endif /* __ACTBL2_H__ */