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/*++
Copyright (c) 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
LegacyBiosMpTable.h
Abstract:
Defives data structures per Multi Processor Specification Ver 1.4.
--*/
#ifndef LEGACY_BIOS_MPTABLE_H_
#define LEGACY_BIOS_MPTABLE_H_
#define EFI_LEGACY_MP_TABLE_REV_1_4 0x04
//
// Define MP table structures. All are packed.
//
#pragma pack(push, 1)
#define EFI_LEGACY_MP_TABLE_FLOATING_POINTER_SIGNATURE SIGNATURE_32 ('_', 'M', 'P', '_')
typedef struct {
UINT32 Signature;
UINT32 PhysicalAddress;
UINT8 Length;
UINT8 SpecRev;
UINT8 Checksum;
UINT8 FeatureByte1;
struct {
UINT32 Reserved1 : 6;
UINT32 MutipleClk : 1;
UINT32 Imcr : 1;
UINT32 Reserved2 : 24;
} FeatureByte2_5;
} EFI_LEGACY_MP_TABLE_FLOATING_POINTER;
#define EFI_LEGACY_MP_TABLE_HEADER_SIGNATURE SIGNATURE_32 ('P', 'C', 'M', 'P')
typedef struct {
UINT32 Signature;
UINT16 BaseTableLength;
UINT8 SpecRev;
UINT8 Checksum;
CHAR8 OemId[8];
CHAR8 OemProductId[12];
UINT32 OemTablePointer;
UINT16 OemTableSize;
UINT16 EntryCount;
UINT32 LocalApicAddress;
UINT16 ExtendedTableLength;
UINT8 ExtendedChecksum;
UINT8 Reserved;
} EFI_LEGACY_MP_TABLE_HEADER;
typedef struct {
UINT8 EntryType;
} EFI_LEGACY_MP_TABLE_ENTRY_TYPE;
//
// Entry Type 0: Processor.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_PROCESSOR 0x00
typedef struct {
UINT8 EntryType;
UINT8 Id;
UINT8 Ver;
struct {
UINT8 Enabled : 1;
UINT8 Bsp : 1;
UINT8 Reserved : 6;
} Flags;
struct {
UINT32 Stepping : 4;
UINT32 Model : 4;
UINT32 Family : 4;
UINT32 Reserved : 20;
} Signature;
struct {
UINT32 Fpu : 1;
UINT32 Reserved1 : 6;
UINT32 Mce : 1;
UINT32 Cx8 : 1;
UINT32 Apic : 1;
UINT32 Reserved2 : 22;
} Features;
UINT32 Reserved1;
UINT32 Reserved2;
} EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR;
//
// Entry Type 1: Bus.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_BUS 0x01
typedef struct {
UINT8 EntryType;
UINT8 Id;
CHAR8 TypeString[6];
} EFI_LEGACY_MP_TABLE_ENTRY_BUS;
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_CBUS "CBUS " // Corollary CBus
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_CBUSII "CBUSII" // Corollary CBUS II
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_EISA "EISA " // Extended ISA
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_FUTURE "FUTURE" // IEEE FutureBus
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_INTERN "INTERN" // Internal bus
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_ISA "ISA " // Industry Standard Architecture
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MBI "MBI " // Multibus I
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MBII "MBII " // Multibus II
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MCA "MCA " // Micro Channel Architecture
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MPI "MPI " // MPI
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MPSA "MPSA " // MPSA
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_NUBUS "NUBUS " // Apple Macintosh NuBus
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_PCI "PCI " // Peripheral Component Interconnect
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_PCMCIA "PCMCIA" // PC Memory Card International Assoc.
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_TC "TC " // DEC TurboChannel
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_VL "VL " // VESA Local Bus
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_VME "VME " // VMEbus
#define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_XPRESS "XPRESS" // Express System Bus
//
// Entry Type 2: I/O APIC.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_IOAPIC 0x02
typedef struct {
UINT8 EntryType;
UINT8 Id;
UINT8 Ver;
struct {
UINT8 Enabled : 1;
UINT8 Reserved : 7;
} Flags;
UINT32 Address;
} EFI_LEGACY_MP_TABLE_ENTRY_IOAPIC;
//
// Entry Type 3: I/O Interrupt Assignment.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_IO_INT 0x03
typedef struct {
UINT8 EntryType;
UINT8 IntType;
struct {
UINT16 Polarity : 2;
UINT16 Trigger : 2;
UINT16 Reserved : 12;
} Flags;
UINT8 SourceBusId;
union {
struct {
UINT8 IntNo : 2;
UINT8 Dev : 5;
UINT8 Reserved : 1;
} fields;
UINT8 byte;
} SourceBusIrq;
UINT8 DestApicId;
UINT8 DestApicIntIn;
} EFI_LEGACY_MP_TABLE_ENTRY_IO_INT;
typedef enum {
EfiLegacyMpTableEntryIoIntTypeInt = 0,
EfiLegacyMpTableEntryIoIntTypeNmi = 1,
EfiLegacyMpTableEntryIoIntTypeSmi = 2,
EfiLegacyMpTableEntryIoIntTypeExtInt= 3,
} EFI_LEGACY_MP_TABLE_ENTRY_IO_INT_TYPE;
typedef enum {
EfiLegacyMpTableEntryIoIntFlagsPolaritySpec = 0x0,
EfiLegacyMpTableEntryIoIntFlagsPolarityActiveHigh = 0x1,
EfiLegacyMpTableEntryIoIntFlagsPolarityReserved = 0x2,
EfiLegacyMpTableEntryIoIntFlagsPolarityActiveLow = 0x3,
} EFI_LEGACY_MP_TABLE_ENTRY_IO_INT_FLAGS_POLARITY;
typedef enum {
EfiLegacyMpTableEntryIoIntFlagsTriggerSpec = 0x0,
EfiLegacyMpTableEntryIoIntFlagsTriggerEdge = 0x1,
EfiLegacyMpTableEntryIoIntFlagsTriggerReserved = 0x2,
EfiLegacyMpTableEntryIoIntFlagsTriggerLevel = 0x3,
} EFI_LEGACY_MP_TABLE_ENTRY_IO_INT_FLAGS_TRIGGER;
//
// Entry Type 4: Local Interrupt Assignment.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_LOCAL_INT 0x04
typedef struct {
UINT8 EntryType;
UINT8 IntType;
struct {
UINT16 Polarity : 2;
UINT16 Trigger : 2;
UINT16 Reserved : 12;
} Flags;
UINT8 SourceBusId;
UINT8 SourceBusIrq;
UINT8 DestApicId;
UINT8 DestApicIntIn;
} EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT;
typedef enum {
EfiLegacyMpTableEntryLocalIntTypeInt = 0,
EfiLegacyMpTableEntryLocalIntTypeNmi = 1,
EfiLegacyMpTableEntryLocalIntTypeSmi = 2,
EfiLegacyMpTableEntryLocalIntTypeExtInt = 3,
} EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT_TYPE;
typedef enum {
EfiLegacyMpTableEntryLocalIntFlagsPolaritySpec = 0x0,
EfiLegacyMpTableEntryLocalIntFlagsPolarityActiveHigh= 0x1,
EfiLegacyMpTableEntryLocalIntFlagsPolarityReserved = 0x2,
EfiLegacyMpTableEntryLocalIntFlagsPolarityActiveLow = 0x3,
} EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT_FLAGS_POLARITY;
typedef enum {
EfiLegacyMpTableEntryLocalIntFlagsTriggerSpec = 0x0,
EfiLegacyMpTableEntryLocalIntFlagsTriggerEdge = 0x1,
EfiLegacyMpTableEntryLocalIntFlagsTriggerReserved = 0x2,
EfiLegacyMpTableEntryLocalIntFlagsTriggerLevel = 0x3,
} EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT_FLAGS_TRIGGER;
//
// Entry Type 128: System Address Space Mapping.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_EXT_TYPE_SYS_ADDR_SPACE_MAPPING 0x80
typedef struct {
UINT8 EntryType;
UINT8 Length;
UINT8 BusId;
UINT8 AddressType;
UINT64 AddressBase;
UINT64 AddressLength;
} EFI_LEGACY_MP_TABLE_ENTRY_EXT_SYS_ADDR_SPACE_MAPPING;
typedef enum {
EfiLegacyMpTableEntryExtSysAddrSpaceMappingIo = 0,
EfiLegacyMpTableEntryExtSysAddrSpaceMappingMemory = 1,
EfiLegacyMpTableEntryExtSysAddrSpaceMappingPrefetch = 2,
} EFI_LEGACY_MP_TABLE_ENTRY_EXT_SYS_ADDR_SPACE_MAPPING_TYPE;
//
// Entry Type 129: Bus Hierarchy.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_EXT_TYPE_BUS_HIERARCHY 0x81
typedef struct {
UINT8 EntryType;
UINT8 Length;
UINT8 BusId;
struct {
UINT8 SubtractiveDecode : 1;
UINT8 Reserved : 7;
} BusInfo;
UINT8 ParentBus;
UINT8 Reserved1;
UINT8 Reserved2;
UINT8 Reserved3;
} EFI_LEGACY_MP_TABLE_ENTRY_EXT_BUS_HIERARCHY;
//
// Entry Type 130: Compatibility Bus Address Space Modifier.
//
#define EFI_LEGACY_MP_TABLE_ENTRY_EXT_TYPE_COMPAT_BUS_ADDR_SPACE_MODIFIER 0x82
typedef struct {
UINT8 EntryType;
UINT8 Length;
UINT8 BusId;
struct {
UINT8 RangeMode : 1;
UINT8 Reserved : 7;
} AddrMode;
UINT32 PredefinedRangeList;
} EFI_LEGACY_MP_TABLE_ENTRY_EXT_COMPAT_BUS_ADDR_SPACE_MODIFIER;
#pragma pack(pop)
#endif
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