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/*****************************************************************************
*
* (C) Copyright MICROSOFT Corp., 1996
*
* Title: ACPITABL.H --- Definitions and descriptions of the various BIOS supplied ACPI tables.
*
* Version: 1.00
*
* Date: 6-17-96
*
* Author: Jason Clark (jasoncl)
*
*------------------------------------------------------------------------------
*
* Change log:
*
* DATE REV DESCRIPTION
* ----------- --- -----------------------------------------------------------
*
****************************************************************************/
// These map to bios provided structures, so turn on 1 byte packing
#ifndef _ACPITABL_H
#define _ACPITABL_H
#ifdef ASL_ASSEMBLER
#undef PHYSICAL_ADDRESS
#define PHYSICAL_ADDRESS ULONGLONG
#define UNALIGNED
#endif
#include <pshpack1.h>
// Generic Register Address Structure
typedef struct _GEN_ADDR {
UCHAR AddressSpaceID;
UCHAR BitWidth;
UCHAR BitOffset;
UCHAR Reserved;
PHYSICAL_ADDRESS Address;
} GEN_ADDR, *PGEN_ADDR;
#define RSDP_SIGNATURE 0x2052545020445352 // "RSD PTR "
typedef struct _RSDP { // Root System Description Table Pointer Structure
ULONGLONG Signature; // 8 UCHAR table signature 'RSD PTR '
UCHAR Checksum; // checksum for first 20 bytes of table (entire ACPI 1.0 table)
UCHAR OEMID[6]; // String that uniquely ID's the OEM
UCHAR Revision; // 0 - ACPI 1.0; 2 - ACPI 2.0
ULONG RsdtAddress;// physical address of Root System Description Table (1.0 table ended here)
ULONG Length; // Length of the table in bytes
PHYSICAL_ADDRESS XsdtAddress;// physical address of XSDT
UCHAR XChecksum; // checksum for entire table
UCHAR Reserved[3];
} RSDP, *PRSDP;
#define RSDP_SEARCH_RANGE_BEGIN 0xE0000 // physical address where we begin searching for the RSDP
#define RSDP_SEARCH_RANGE_END 0xFFFFF
#define RSDP_SEARCH_RANGE_LENGTH (RSDP_SEARCH_RANGE_END-RSDP_SEARCH_RANGE_BEGIN+1)
#define RSDP_SEARCH_INTERVAL 16 // search on 16 byte boundaries
typedef struct _DESCRIPTION_HEADER { // Header structure appears at the beginning of each ACPI table
ULONG Signature; // Signature used to identify the type of table
ULONG Length; // Length of entire table including the DESCRIPTION_HEADER
UCHAR Revision; // Minor version of ACPI spec to which this table conforms
UCHAR Checksum; // sum of all bytes in the entire TABLE should = 0
UCHAR OEMID[6]; // String that uniquely ID's the OEM
UCHAR OEMTableID[8]; // String that uniquely ID's this table (used for table patching and replacement).
ULONG OEMRevision; // OEM supplied table revision number. Bigger number = newer table.
UCHAR CreatorID[4]; // Vendor ID of utility which created this table.
ULONG CreatorRev; // Revision of utility that created the table.
} DESCRIPTION_HEADER;
typedef DESCRIPTION_HEADER *PDESCRIPTION_HEADER;
// Header constants
#define ACPI_MAX_SIGNATURE 4
#define ACPI_MAX_OEM_ID 6
#define ACPI_MAX_TABLE_ID 8
#define ACPI_MAX_TABLE_STRINGS ACPI_MAX_SIGNATURE + ACPI_MAX_OEM_ID + ACPI_MAX_TABLE_ID
#define FACS_SIGNATURE 0x53434146 // "FACS"
typedef enum {
AcpiGenericSpaceMemory = 0,
AcpiGenericSpaceIO,
AcpiGenericSpacePciConfig,
AcpiGenericSpaceEC,
AcpiGenericSpaceSMBus,
AcpiGenericSpaceFixedFunction = 0x7F
} ACPI_GENERIC_ADDRESS_TYPE, *PACPI_GENERIC_ADDRESS_TYPE;
typedef struct _FACS { // Firmware ACPI Control Structure. Note that this table does not have a header, it is pointed to by the FADT
ULONG Signature; // 'FACS'
ULONG Length; // Length of entire firmware ACPI control structure (must be 64 bytes or larger)
ULONG HardwareSignature;
ULONG pFirmwareWakingVector; // physical address of location where the OS needs to put the firmware waking vector
ULONG GlobalLock; // 32 bit structure used for sharing Embedded Controller
ULONG Flags;
PHYSICAL_ADDRESS x_FirmwareWakingVector; // 64-bit capable firmware vector
UCHAR version;
UCHAR Reserved[31];
} FACS, *PFACS;
// FACS.GlobalLock bit field definitions
#define GL_PENDING_BIT 0x00
#define GL_PENDING (1 << GL_PENDING_BIT)
#define GL_OWNER_BIT 0x01
#define GL_OWNER (1 << GL_OWNER_BIT)
#define GL_NON_RESERVED_BITS_MASK (GL_PENDING+GL_OWNED)
// FACS Flags definitions
#define FACS_S4BIOS_SUPPORTED_BIT 0 // flag indicates whether or not the BIOS will save/restore memory around S4
#define FACS_S4BIOS_SUPPORTED (1 << FACS_S4BIOS_SUPPORTED_BIT)
#define FADT_SIGNATURE 0x50434146 // "FACP"
typedef struct _FADT { // Fixed ACPI description table
DESCRIPTION_HEADER Header;
ULONG facs; // Physical address of the Firmware ACPI Control Structure
ULONG dsdt; // Physical address of the Differentiated System Description Table
UCHAR int_model; // System's Interrupt mode, 0=Dual PIC, 1=Multiple APIC, >1 reserved
UCHAR pm_profile; // System's preferred power profile
USHORT sci_int_vector; // Vector of SCI interrupt.
ULONG smi_cmd_io_port; // Address in System I/O Space of the SMI Command port, used to enable and disable ACPI.
UCHAR acpi_on_value; // Value out'd to smi_cmd_port to activate ACPI
UCHAR acpi_off_value; // Value out'd to smi_cmd_port to deactivate ACPI
UCHAR s4bios_req; // Value to write to SMI_CMD to enter the S4 state.
UCHAR pstate_control; // Value to write to SMI_CMD to assume control of processor performance states
ULONG pm1a_evt_blk_io_port; // Address in System I/O Space of the PM1a_EVT_BLK register block
ULONG pm1b_evt_blk_io_port; // Address in System I/O Space of the PM1b_EVT_BLK register block
ULONG pm1a_ctrl_blk_io_port; // Address in System I/O Space of the PM1a_CNT_BLK register block
ULONG pm1b_ctrl_blk_io_port; // Address in System I/O Space of the PM1b_CNT_BLK register block
ULONG pm2_ctrl_blk_io_port; // Address in System I/O Space of the PM2_CNT_BLK register block
ULONG pm_tmr_blk_io_port; // Address in System I/O Space of the PM_TMR register block
ULONG gp0_blk_io_port; // Address in System I/O Space of the GP0 register block
ULONG gp1_blk_io_port; // Address in System I/O Space of the GP1 register block
UCHAR pm1_evt_len; // number of bytes decoded for PM1_BLK (must be >= 4)
UCHAR pm1_ctrl_len; // number of bytes decoded for PM1_CNT (must be >= 2)
UCHAR pm2_ctrl_len; // number of bytes decoded for PM1a_CNT (must be >= 1)
UCHAR pm_tmr_len; // number of bytes decoded for PM_TMR (must be >= 4)
UCHAR gp0_blk_len; // number of bytes decoded for GP0_BLK (must be multiple of 2)
UCHAR gp1_blk_len; // number of bytes decoded for GP1_BLK (must be multiple of 2)
UCHAR gp1_base; // index at which GP1 based events start
UCHAR cstate_control; // Value to write to SMI_CMD to assume control of _CST states
USHORT lvl2_latency; // Worst case latency in microseconds required to enter and leave the C2 processor state
USHORT lvl3_latency; // Worst case latency in microseconds required to enter and leave the C3 processor state
USHORT flush_size; // Ignored if WBINVD flag is 1 -- indicates size of memory read to flush dirty lines from
// any processors memory caches. A size of zero indicates this is not supported.
USHORT flush_stride; // Ignored if WBINVD flag is 1 -- the memory stride width, in bytes, to perform reads to flush
// the processor's memory caches.
UCHAR duty_offset; // zero based index of where the processor's duty cycle setting is within the processor's P_CNT register.
UCHAR duty_width; // bit width of the processor's duty cycle setting value in the P_CNT register.
// a value of zero indicates that processor duty cycle is not supported
UCHAR day_alarm_index;
UCHAR month_alarm_index;
UCHAR century_alarm_index;
USHORT boot_arch;
UCHAR reserved3[1];
ULONG flags; // This is the last field if the table Revision is 1
GEN_ADDR reset_reg;
UCHAR reset_val; // This is the last field if the table Revision is 2
UCHAR reserved4[3];
PHYSICAL_ADDRESS x_firmware_ctrl;
PHYSICAL_ADDRESS x_dsdt;
GEN_ADDR x_pm1a_evt_blk;
GEN_ADDR x_pm1b_evt_blk;
GEN_ADDR x_pm1a_ctrl_blk;
GEN_ADDR x_pm1b_ctrl_blk;
GEN_ADDR x_pm2_ctrl_blk;
GEN_ADDR x_pm_tmr_blk;
GEN_ADDR x_gp0_blk;
GEN_ADDR x_gp1_blk; // This is the last field if the table Revision is 3
} FADT, *PFADT;
#define FADT_REV_1_SIZE (FIELD_OFFSET(FADT, flags) + sizeof(ULONG))
#define FADT_REV_2_SIZE (FIELD_OFFSET(FADT, reset_val) + sizeof(UCHAR))
#define FADT_REV_3_SIZE (FIELD_OFFSET(FADT, x_gp1_blk) + sizeof(GEN_ADDR))
//
// Static Resource Affinity Table
//
// This table describes the static topology of a ccNUMA machine.
//
#define ACPI_SRAT_SIGNATURE 0x54415253 // "SRAT"
typedef struct _ACPI_SRAT {
DESCRIPTION_HEADER Header;
ULONG TableRevision;
ULONG Reserved[2];
} ACPI_SRAT, *PACPI_SRAT;
typedef struct _ACPI_SRAT_ENTRY {
UCHAR Type;
UCHAR Length;
UCHAR ProximityDomain;
union {
struct {
UCHAR ApicId;
struct {
ULONG Enabled:1;
ULONG Reserved:31;
} Flags;
UCHAR SApicEid;
UCHAR Reserved[7];
} ApicAffinity;
struct {
UCHAR Reserved[5];
PHYSICAL_ADDRESS Base;
ULONGLONG Length;
struct {
ULONG Enabled:1;
ULONG HotPlug:1;
ULONG Reserved:30;
} Flags;
UCHAR Reserved2[8];
} MemoryAffinity;
};
} ACPI_SRAT_ENTRY, *PACPI_SRAT_ENTRY;
typedef enum {
SratProcessorLocalAPIC,
SratMemory
} SRAT_ENTRY_TYPE;
#ifdef _IA64_
// FLUSH WORKS IS FOR IA64
#define FLUSH_WORKS_BIT 0
#define FLUSH_WORKS (1 << FLUSH_WORKS_BIT)
#endif // IA64
// definition of FADT.flags bits
// this one bit flag indicates whether or not the WBINVD instruction works properly,if this bit is not set we can not use S2, S3 states, or
// C3 on MP machines
#define WRITEBACKINVALIDATE_WORKS_BIT 0
#define WRITEBACKINVALIDATE_WORKS (1 << WRITEBACKINVALIDATE_WORKS_BIT)
// this flag indicates if wbinvd works EXCEPT that it does not invalidate the cache
#define WRITEBACKINVALIDATE_DOESNT_INVALIDATE_BIT 1
#define WRITEBACKINVALIDATE_DOESNT_INVALIDATE (1 << WRITEBACKINVALIDATE_DOESNT_INVALIDATE_BIT)
// this flag indicates that the C1 state is supported on all processors.
#define SYSTEM_SUPPORTS_C1_BIT 2
#define SYSTEM_SUPPORTS_C1 (1 << SYSTEM_SUPPORTS_C1_BIT)
// this one bit flag indicates whether support for the C2 state is restricted to uniprocessor machines
#define P_LVL2_UP_ONLY_BIT 3
#define P_LVL2_UP_ONLY (1 << P_LVL2_UP_ONLY_BIT)
// this bit indicates whether the PWR button is treated as a fix feature (0) or a generic feature (1)
#define PWR_BUTTON_GENERIC_BIT 4
#define PWR_BUTTON_GENERIC (1 << PWR_BUTTON_GENERIC_BIT)
#define SLEEP_BUTTON_GENERIC_BIT 5
#define SLEEP_BUTTON_GENERIC (1 << SLEEP_BUTTON_GENERIC_BIT)
// this bit indicates whether the RTC wakeup status is reported in fix register space (0) or not (1)
#define RTC_WAKE_GENERIC_BIT 6
#define RTC_WAKE_GENERIC (1 << RTC_WAKE_GENERIC_BIT)
#define RTC_WAKE_FROM_S4_BIT 7
#define RTC_WAKE_FROM_S4 (1 << RTC_WAKE_FROM_S4_BIT)
// This bit indicates whether the machine implements a 24 or 32 bit timer.
#define TMR_VAL_EXT_BIT 8
#define TMR_VAL_EXT (1 << TMR_VAL_EXT_BIT)
// This bit indicates whether the machine supports docking
#define DCK_CAP_BIT 9
#define DCK_CAP (1 << DCK_CAP_BIT)
// This bit indicates whether the machine supports reset
#define RESET_CAP_BIT 10
#define RESET_CAP (1 << RESET_CAP_BIT)
// This bit indicates whether the machine case can be opened
#define SEALED_CASE_BIT 11
#define SEALED_CASE_CAP (1 << SEALED_CASE_BIT)
// This bit indicates whether the machine has no video
#define HEADLESS_BIT 12
#define HEADLESS_CAP (1 << HEADLESS_BIT)
// spec defines maximum entry/exit latency values for C2 and C3, if the FADT indicates that these values are
// exceeded then we do not use that C state.
#define C2_MAX_LATENCY 100
#define C3_MAX_LATENCY 1000
//
// Definition of FADT.boot_arch flags
//
#define LEGACY_DEVICES 1
#define I8042 2
#ifndef ANYSIZE_ARRAY
#define ANYSIZE_ARRAY 1
#endif
// Multiple APIC description table
typedef struct _MAPIC {
DESCRIPTION_HEADER Header;
ULONG LocalAPICAddress; // Physical Address at which each processor can access its local APIC
ULONG Flags;
ULONG APICTables[ANYSIZE_ARRAY]; // A list of APIC tables.
} MAPIC;
typedef MAPIC *PMAPIC;
// Multiple APIC structure flags
#define PCAT_COMPAT_BIT 0 // indicates that the system also has a dual 8259 pic setup.
#define PCAT_COMPAT (1 << PCAT_COMPAT_BIT)
// APIC Structure Types
#define PROCESSOR_LOCAL_APIC 0
#define IO_APIC 1
#define ISA_VECTOR_OVERRIDE 2
#define IO_NMI_SOURCE 3
#define LOCAL_NMI_SOURCE 4
#define ADDRESS_EXTENSION_STRUCTURE 5
#define IO_SAPIC 6
#define LOCAL_SAPIC 7
#define PLATFORM_INTERRUPT_SOURCE 8
#define PROCESSOR_LOCAL_APIC_LENGTH 8
#define IO_APIC_LENGTH 12
#define ISA_VECTOR_OVERRIDE_LENGTH 10
#define IO_NMI_SOURCE_LENGTH 8
#define LOCAL_NMI_SOURCE_LENGTH 6
#define PLATFORM_INTERRUPT_SOURCE_LENGTH 16
#define IO_SAPIC_LENGTH 16
#define PROCESSOR_LOCAL_SAPIC_LENGTH 12
// Platform Interrupt Types
#define PLATFORM_INT_PMI 1
#define PLATFORM_INT_INIT 2
#define PLATFORM_INT_CPE 3
// These defines come from the MPS 1.4 spec, section 4.3.4 and they are referenced as
// such in the ACPI spec.
#define PO_BITS 3
#define POLARITY_HIGH 1
#define POLARITY_LOW 3
#define POLARITY_CONFORMS_WITH_BUS 0
#define EL_BITS 0xc
#define EL_BIT_SHIFT 2
#define EL_EDGE_TRIGGERED 4
#define EL_LEVEL_TRIGGERED 0xc
#define EL_CONFORMS_WITH_BUS 0
// The shared beginning info in all APIC Structures
typedef struct _APICTABLE {
UCHAR Type;
UCHAR Length;
} APICTABLE;
typedef APICTABLE UNALIGNED *PAPICTABLE;
typedef struct _PROCLOCALAPIC {
UCHAR Type; // should be zero to identify a ProcessorLocalAPIC structure
UCHAR Length; // better be 8
UCHAR ACPIProcessorID; // ProcessorID for which this processor is listed in the ACPI processor declaration
// operator.
UCHAR APICID; // The processor's local APIC ID.
ULONG Flags;
} PROCLOCALAPIC;
typedef PROCLOCALAPIC UNALIGNED *PPROCLOCALAPIC;
// Processor Local APIC Flags
#define PLAF_ENABLED_BIT 0
#define PLAF_ENABLED (1 << PLAF_ENABLED_BIT)
typedef struct _IOAPIC {
UCHAR Type;
UCHAR Length; // better be 12
UCHAR IOAPICID;
UCHAR Reserved;
ULONG IOAPICAddress; // Physical address at which this IO APIC resides.
ULONG SystemVectorBase; // system interrupt vector index for this APIC
} IOAPIC;
typedef IOAPIC UNALIGNED *PIOAPIC;
// Interrupt Source Override
typedef struct _ISA_VECTOR {
UCHAR Type; // Must be 2
UCHAR Length; // Must be 10
UCHAR Bus; // Must be 0
UCHAR Source; // BusRelative IRQ
ULONG GlobalSystemInterruptVector; // Global IRQ
USHORT Flags; // Same as MPS INTI Flags
#ifdef _IA64_ // XXTF
UCHAR Reserved[6]; // 6 bytes reserved as per 64 bit
// extensions to ACPI spec v0.7
#endif
} ISA_VECTOR;
typedef ISA_VECTOR UNALIGNED *PISA_VECTOR;
// I/O Non-Maskable Source Interrupt
typedef struct _IO_NMISOURCE {
UCHAR Type; // must be 3
UCHAR Length; // better be 8
USHORT Flags; // Same as MPS INTI Flags
ULONG GlobalSystemInterruptVector; // Interrupt connected to NMI
} IO_NMISOURCE;
typedef IO_NMISOURCE UNALIGNED *PIO_NMISOURCE;
// Local Non-Maskable Interrupt Source
typedef struct _LOCAL_NMISOURCE {
UCHAR Type; // must be 4
UCHAR Length; // better be 6
UCHAR ProcessorID; // which processor? 0xff means all
USHORT Flags;
UCHAR LINTIN; // which LINTIN# signal on the processor
} LOCAL_NMISOURCE;
typedef LOCAL_NMISOURCE UNALIGNED *PLOCAL_NMISOURCE;
typedef struct _PROCLOCALSAPIC {
UCHAR Type; // PROCESSOR_LOCAL_SAPIC
UCHAR Length; // PROCESSOR_LOCAL_SAPIC_LENGTH
// operator.
UCHAR ACPIProcessorID; // ProcessorID for which this processor is listed in the ACPI processor declaration
UCHAR APICID; // The processor's local APIC ID.
UCHAR APICEID; // The processor's local APIC EID.
UCHAR Reserved[3];
ULONG Flags;
} PROCLOCALSAPIC;
typedef PROCLOCALSAPIC UNALIGNED *PPROCLOCALSAPIC;
typedef struct _IOSAPIC {
UCHAR Type; // IO_SAPIC
UCHAR Length; // IO_SAPIC_LENGTH
USHORT Reserved;
ULONG SystemVectorBase; // system interrupt vector index for this SAPIC
ULONG_PTR IOSAPICAddress; // 64-bit Physical address at which this IO APIC resides.
} IOSAPIC;
typedef IOSAPIC UNALIGNED *PIOSAPIC;
typedef struct _PLATFORM_INTERRUPT {
UCHAR Type; // PLATFORM_INTERRUPT_SOURCE
UCHAR Length; // PLATFORM_INTERRUPT_SOURCE_LENGTH
USHORT Flags; // Same as MPS INTI Flags
UCHAR InterruptType;
UCHAR APICID;
UCHAR ACPIEID;
UCHAR IOSAPICVector;
ULONG GlobalVector;
ULONG Reserved;
} PLATFORM_INTERRUPT;
typedef PLATFORM_INTERRUPT UNALIGNED *PPLATFORM_INTERRUPT;
//
// Smart Battery
//
typedef struct _SMARTBATTTABLE {
DESCRIPTION_HEADER Header;
ULONG WarningEnergyLevel; // mWh at which the OEM suggests we warn the user that the battery is getting low.
ULONG LowEnergyLevel; // mWh at which the OEM suggests we put the machine into a sleep state.
ULONG CriticalEnergyLevel; // mWH at which the OEM suggests we do an emergency shutdown.
} SMARTBATTTABLE;
typedef SMARTBATTTABLE *PSMARTBATTTABLE;
#define RSDT_SIGNATURE 0x54445352 // "RSDT"
#define XSDT_SIGNATURE 0x54445358 // "XSDT"
typedef struct _RSDT_32 { // Root System Description Table
DESCRIPTION_HEADER Header;
ULONG Tables[ANYSIZE_ARRAY]; // The structure contains an n length array of physical addresses each of which point to another table.
} RSDT_32;
typedef struct _RSDT_64 { // Root System Description Table
DESCRIPTION_HEADER Header;
ULONG Reserved; // 4 bytes reserved as per 64 bit extensions to ACPI spec v0.7
ULONG_PTR Tables[ANYSIZE_ARRAY]; // The structure contains an n length array of physical addresses each of which point to another table.
} RSDT_64;
#ifdef _IA64_ // XXTF
typedef RSDT_64 RSDT;
#else
typedef RSDT_32 RSDT;
#endif // _IA64_ XXTF
typedef RSDT *PRSDT;
typedef struct _XSDT {
DESCRIPTION_HEADER Header;
UNALIGNED PHYSICAL_ADDRESS Tables[ANYSIZE_ARRAY];
} XSDT, *PXSDT;
// The below macro uses the min macro to protect against the case where we are running on machine which is compliant with
// a spec prior to .99. If you had a .92 compliant header and one table pointer we would end of subtracting 32-36 resulting
// in a really big number and hence we would think we had lots and lots of tables... Using the min macro we end up subtracting
// the length-length getting zero which will be harmless and cause us to fail to load (with a red screen on Win9x) which is
// the best we can do in this case.
#ifndef min
#define min(a,b) (((a) < (b)) ? (a) : (b))
#endif
//
// BUGBUG John Vert (jvert) 4/26/2000
// alpha64 machines are still running with 32-bit RSDTs. Once that support is dropped we can
// remove this hack.
//
#ifdef _IA64_
#define NumTableEntriesFromRSDTPointer(p) (p->Header.Length-min(p->Header.Length,sizeof(DESCRIPTION_HEADER)))/sizeof(ULONG_PTR)
#else
#define NumTableEntriesFromRSDTPointer(p) (p->Header.Length-min(p->Header.Length,sizeof(DESCRIPTION_HEADER)))/sizeof(ULONG)
#endif
#define NumTableEntriesFromXSDTPointer(p) (p->Header.Length-min(p->Header.Length,sizeof(DESCRIPTION_HEADER)))/sizeof(PHYSICAL_ADDRESS)
#define APIC_SIGNATURE 0x43495041 // "APIC"
#define SPIC_SIGNATURE 0x43495053 // "SPIC" = SAPIC (IA64 extensions to ACPI requirement)
#define DSDT_SIGNATURE 0x54445344 // "DSDT"
#define SSDT_SIGNATURE 0x54445353 // "SSDT"
#define PSDT_SIGNATURE 0x54445350 // "PSDT"
#define SBST_SIGNATURE 0x54534253 // "SBST"
#define DBGP_SIGNATURE 0x50474244 // "DBGP"
typedef struct _DSDT { // Differentiated System Description Table
DESCRIPTION_HEADER Header;
UCHAR DiffDefBlock[ANYSIZE_ARRAY]; // this is the AML describing the base system.
} DSDT;
typedef DSDT *PDSDT;
// Resume normal structure packing
#include <poppack.h>
typedef struct _PROC_LOCAL_APIC {
UCHAR NamespaceProcID;
UCHAR ApicID;
UCHAR NtNumber;
BOOLEAN Started;
BOOLEAN Enumerated;
} PROC_LOCAL_APIC, *PPROC_LOCAL_APIC;
extern PROC_LOCAL_APIC HalpProcLocalApicTable[];
//
// Debug Port Table
//
#pragma pack(1)
typedef struct _DEBUG_PORT_TABLE {
DESCRIPTION_HEADER Header;
UCHAR InterfaceType; // Type of registry interface (0 = full 16550 interface)
UCHAR Reserved0[3]; // should be 0
GEN_ADDR BaseAddress; // Base address of the Debug Port register set
// described using the Generic Register Address
// Structure.
// 0 - console redirection disabled.
// e.g. COM1 (0x3F8) would be 0x1800000003F8
// COM2 (Ox2F8) would be 0x1800000002F8
UCHAR InterruptType; // Interrupt type(s) used by the UART.
// bit 0 = PC-AT-compatible 8259 IRQ interrupt.
// bit 1 = I/O APIC interrupt (Global System INterrupt)
// bit 2 = I/O SAPIC interrupt (Global System Interrupt) (IRQ)
// bit 3:7 = reserved (and must be 0)
// Note: bit == 1 indicates support, bit == 0 indicates no support.
//
// Platforms with both a dual 8259 and an I/O APIC or I/O SAPIC
// must set the IRQ bit (bit 0) and the corresponding Global
// system interrupt bit. E.g. a system that supported 8259 and
// SAPIC would be 0x5.
UCHAR Irq; // 0 = none
// 2 = 2
// 3 = 3
// ...
// 16 = 16
// 1, 17-255 reserved
ULONG GlobalSystemInterruptVector;
// The I/O APIC or I/O SAPIC Global System Interrupt used
// by the UART.Valid only if Bit[1] or Bit[2] of the
// Interrupt Type field is set.
UCHAR BaudRate; // Baudrate for BIOS redirection
// 3 = 9600
// 4 = 19200
// 6 = 57600
// 7 = 115200
// 0-2,5, 8-255 reserved
UCHAR Parity; // 0 = no parity
// 1-255 reserved
UCHAR StopBits; // 1 = 1 stop bit
// 0, 2-255 = reserved
UCHAR FlowControl; // 0 = Hadware Flow Control
// 1 - 255 = reserved.
UCHAR TerminalType; // The terminal protocol the BIOS was using for
// console redirection
// 0 = VT100
// 1 = Extended VT100
// 2-255 = reserved
UCHAR Language; // Language which the BIOS was redirecting
// 0 = US Western English (standard ASCII)
USHORT PciDeviceId; // Designates device ID of a PCI device that
// contains a UART to be used as a headless
// port.
USHORT PciVendorId; // Designates vendor ID of a PCI device that
// contains a UART to be used as a headless
// port.
UCHAR PciBusNumber; // Designates which PCI system bus the PCI device
// resides on.
UCHAR PciSlotNumber; // Designates which PCI slot the PCI device
// resides in.
UCHAR PciFunctionNumber; // Which PCI function number describes the UART.
ULONG PciFlags; // PCI compatibility flags bitmask. Should be zero
// by default.
// 0x1 indicates operating system should NOT suppress
// PnP device enumeration or disable power management
// for this device.
// bits 1-31 reserved.
UCHAR Reserved1[4]; // should be 0
} DEBUG_PORT_TABLE, *PDEBUG_PORT_TABLE;
#pragma pack()
//
// BOOT Table -- based on Simple Boot Flag Specification 1.0
//
typedef struct _BOOT_TABLE {
DESCRIPTION_HEADER Header;
UCHAR CMOSIndex;
UCHAR Reserved[3];
} BOOT_TABLE, *PBOOT_TABLE;
#define BOOT_SIGNATURE 0x544f4f42 // 'BOOT'
//
// Bits in the Boot Register
//
//
// Set by OS to indicate that the bios need only configure boot devices
//
#define SBF_PNPOS_BIT 0
#define SBF_PNPOS (1 << SBF_PNPOS_BIT)
//
// Set by BIOS to indicate beginning of boot, cleared by OS to indicate a successful boot
//
#define SBF_BOOTING_BIT 1
#define SBF_BOOTING (1 << SBF_BOOTING_BIT)
//
// Set by BIOS to indicate a diagnostic boot
//
#define SBF_DIAG_BIT 2
#define SBF_DIAG (1 << SBF_DIAG_BIT)
//
// Set to ensure ODD parity
//
#define SBF_PARITY_BIT 7
#define SBF_PARITY (1 << SBF_PARITY_BIT)
//
// IPPT Table -- IA64 Platform Properties Table
//
typedef struct _IPPT_TABLE {
DESCRIPTION_HEADER Header;
ULONG Flags;
ULONG Reserved[3];
} IPPT_TABLE, *PIPPT_TABLE;
#define IPPT_DISABLE_WRITE_COMBINING 0x01L
#define IPPT_ENABLE_CROSS_PARTITION_IPI 0x02L
#define IPPT_DISABLE_PTCG_TB_FLUSH 0x04L
#define IPPT_DISABLE_UC_MAIN_MEMORY 0x08L
#define IPPT_SIGNATURE 0x54505049 // 'IPPT'
#endif // _ACPITBL_H
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