Subrata Banik | 20fe24b | 2021-12-09 02:46:38 +0530 | [diff] [blame] | 1 | /** @file |
| 2 | Defives data structures per MultiProcessor Specification Ver 1.4. |
| 3 | |
| 4 | The MultiProcessor Specification defines an enhancement to the standard |
| 5 | to which PC manufacturers design DOS-compatible systems. |
| 6 | |
| 7 | Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR> |
| 8 | SPDX-License-Identifier: BSD-2-Clause-Patent |
| 9 | |
| 10 | **/ |
| 11 | |
| 12 | #ifndef _LEGACY_BIOS_MPTABLE_H_ |
| 13 | #define _LEGACY_BIOS_MPTABLE_H_ |
| 14 | |
| 15 | #define EFI_LEGACY_MP_TABLE_REV_1_4 0x04 |
| 16 | |
| 17 | // |
| 18 | // Define MP table structures. All are packed. |
| 19 | // |
| 20 | #pragma pack(1) |
| 21 | |
| 22 | #define EFI_LEGACY_MP_TABLE_FLOATING_POINTER_SIGNATURE SIGNATURE_32 ('_', 'M', 'P', '_') |
| 23 | typedef struct { |
| 24 | UINT32 Reserved1 : 6; |
| 25 | UINT32 MutipleClk : 1; |
| 26 | UINT32 Imcr : 1; |
| 27 | UINT32 Reserved2 : 24; |
| 28 | } FEATUREBYTE2_5; |
| 29 | |
| 30 | typedef struct { |
| 31 | UINT32 Signature; |
| 32 | UINT32 PhysicalAddress; |
| 33 | UINT8 Length; |
| 34 | UINT8 SpecRev; |
| 35 | UINT8 Checksum; |
| 36 | UINT8 FeatureByte1; |
| 37 | FEATUREBYTE2_5 FeatureByte2_5; |
| 38 | } EFI_LEGACY_MP_TABLE_FLOATING_POINTER; |
| 39 | |
| 40 | #define EFI_LEGACY_MP_TABLE_HEADER_SIGNATURE SIGNATURE_32 ('P', 'C', 'M', 'P') |
| 41 | typedef struct { |
| 42 | UINT32 Signature; |
| 43 | UINT16 BaseTableLength; |
| 44 | UINT8 SpecRev; |
| 45 | UINT8 Checksum; |
| 46 | CHAR8 OemId[8]; |
| 47 | CHAR8 OemProductId[12]; |
| 48 | UINT32 OemTablePointer; |
| 49 | UINT16 OemTableSize; |
| 50 | UINT16 EntryCount; |
| 51 | UINT32 LocalApicAddress; |
| 52 | UINT16 ExtendedTableLength; |
| 53 | UINT8 ExtendedChecksum; |
| 54 | UINT8 Reserved; |
| 55 | } EFI_LEGACY_MP_TABLE_HEADER; |
| 56 | |
| 57 | typedef struct { |
| 58 | UINT8 EntryType; |
| 59 | } EFI_LEGACY_MP_TABLE_ENTRY_TYPE; |
| 60 | |
| 61 | // |
| 62 | // Entry Type 0: Processor. |
| 63 | // |
| 64 | #define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_PROCESSOR 0x00 |
| 65 | typedef struct { |
| 66 | UINT8 Enabled : 1; |
| 67 | UINT8 Bsp : 1; |
| 68 | UINT8 Reserved : 6; |
| 69 | } EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR_FLAGS; |
| 70 | |
| 71 | typedef struct { |
| 72 | UINT32 Stepping : 4; |
| 73 | UINT32 Model : 4; |
| 74 | UINT32 Family : 4; |
| 75 | UINT32 Reserved : 20; |
| 76 | } EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR_SIGNATURE; |
| 77 | |
| 78 | typedef struct { |
| 79 | UINT32 Fpu : 1; |
| 80 | UINT32 Reserved1 : 6; |
| 81 | UINT32 Mce : 1; |
| 82 | UINT32 Cx8 : 1; |
| 83 | UINT32 Apic : 1; |
| 84 | UINT32 Reserved2 : 22; |
| 85 | } EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR_FEATURES; |
| 86 | |
| 87 | typedef struct { |
| 88 | UINT8 EntryType; |
| 89 | UINT8 Id; |
| 90 | UINT8 Ver; |
| 91 | EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR_FLAGS Flags; |
| 92 | EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR_SIGNATURE Signature; |
| 93 | EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR_FEATURES Features; |
| 94 | UINT32 Reserved1; |
| 95 | UINT32 Reserved2; |
| 96 | } EFI_LEGACY_MP_TABLE_ENTRY_PROCESSOR; |
| 97 | |
| 98 | // |
| 99 | // Entry Type 1: Bus. |
| 100 | // |
| 101 | #define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_BUS 0x01 |
| 102 | typedef struct { |
| 103 | UINT8 EntryType; |
| 104 | UINT8 Id; |
| 105 | CHAR8 TypeString[6]; |
| 106 | } EFI_LEGACY_MP_TABLE_ENTRY_BUS; |
| 107 | |
| 108 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_CBUS "CBUS " // Corollary CBus |
| 109 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_CBUSII "CBUSII" // Corollary CBUS II |
| 110 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_EISA "EISA " // Extended ISA |
| 111 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_FUTURE "FUTURE" // IEEE FutureBus |
| 112 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_INTERN "INTERN" // Internal bus |
| 113 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_ISA "ISA " // Industry Standard Architecture |
| 114 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MBI "MBI " // Multibus I |
| 115 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MBII "MBII " // Multibus II |
| 116 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MCA "MCA " // Micro Channel Architecture |
| 117 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MPI "MPI " // MPI |
| 118 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_MPSA "MPSA " // MPSA |
| 119 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_NUBUS "NUBUS " // Apple Macintosh NuBus |
| 120 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_PCI "PCI " // Peripheral Component Interconnect |
| 121 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_PCMCIA "PCMCIA" // PC Memory Card International Assoc. |
| 122 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_TC "TC " // DEC TurboChannel |
| 123 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_VL "VL " // VESA Local Bus |
| 124 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_VME "VME " // VMEbus |
| 125 | #define EFI_LEGACY_MP_TABLE_ENTRY_BUS_STRING_XPRESS "XPRESS" // Express System Bus |
| 126 | // |
| 127 | // Entry Type 2: I/O APIC. |
| 128 | // |
| 129 | #define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_IOAPIC 0x02 |
| 130 | typedef struct { |
| 131 | UINT8 Enabled : 1; |
| 132 | UINT8 Reserved : 7; |
| 133 | } EFI_LEGACY_MP_TABLE_ENTRY_IOAPIC_FLAGS; |
| 134 | |
| 135 | typedef struct { |
| 136 | UINT8 EntryType; |
| 137 | UINT8 Id; |
| 138 | UINT8 Ver; |
| 139 | EFI_LEGACY_MP_TABLE_ENTRY_IOAPIC_FLAGS Flags; |
| 140 | UINT32 Address; |
| 141 | } EFI_LEGACY_MP_TABLE_ENTRY_IOAPIC; |
| 142 | |
| 143 | // |
| 144 | // Entry Type 3: I/O Interrupt Assignment. |
| 145 | // |
| 146 | #define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_IO_INT 0x03 |
| 147 | typedef struct { |
| 148 | UINT16 Polarity : 2; |
| 149 | UINT16 Trigger : 2; |
| 150 | UINT16 Reserved : 12; |
| 151 | } EFI_LEGACY_MP_TABLE_ENTRY_INT_FLAGS; |
| 152 | |
| 153 | typedef struct { |
| 154 | UINT8 IntNo : 2; |
| 155 | UINT8 Dev : 5; |
| 156 | UINT8 Reserved : 1; |
| 157 | } EFI_LEGACY_MP_TABLE_ENTRY_INT_FIELDS; |
| 158 | |
| 159 | typedef union { |
| 160 | EFI_LEGACY_MP_TABLE_ENTRY_INT_FIELDS fields; |
| 161 | UINT8 byte; |
| 162 | } EFI_LEGACY_MP_TABLE_ENTRY_INT_SOURCE_BUS_IRQ; |
| 163 | |
| 164 | typedef struct { |
| 165 | UINT8 EntryType; |
| 166 | UINT8 IntType; |
| 167 | EFI_LEGACY_MP_TABLE_ENTRY_INT_FLAGS Flags; |
| 168 | UINT8 SourceBusId; |
| 169 | EFI_LEGACY_MP_TABLE_ENTRY_INT_SOURCE_BUS_IRQ SourceBusIrq; |
| 170 | UINT8 DestApicId; |
| 171 | UINT8 DestApicIntIn; |
| 172 | } EFI_LEGACY_MP_TABLE_ENTRY_IO_INT; |
| 173 | |
| 174 | typedef enum { |
| 175 | EfiLegacyMpTableEntryIoIntTypeInt = 0, |
| 176 | EfiLegacyMpTableEntryIoIntTypeNmi = 1, |
| 177 | EfiLegacyMpTableEntryIoIntTypeSmi = 2, |
| 178 | EfiLegacyMpTableEntryIoIntTypeExtInt= 3, |
| 179 | } EFI_LEGACY_MP_TABLE_ENTRY_IO_INT_TYPE; |
| 180 | |
| 181 | typedef enum { |
| 182 | EfiLegacyMpTableEntryIoIntFlagsPolaritySpec = 0x0, |
| 183 | EfiLegacyMpTableEntryIoIntFlagsPolarityActiveHigh = 0x1, |
| 184 | EfiLegacyMpTableEntryIoIntFlagsPolarityReserved = 0x2, |
| 185 | EfiLegacyMpTableEntryIoIntFlagsPolarityActiveLow = 0x3, |
| 186 | } EFI_LEGACY_MP_TABLE_ENTRY_IO_INT_FLAGS_POLARITY; |
| 187 | |
| 188 | typedef enum { |
| 189 | EfiLegacyMpTableEntryIoIntFlagsTriggerSpec = 0x0, |
| 190 | EfiLegacyMpTableEntryIoIntFlagsTriggerEdge = 0x1, |
| 191 | EfiLegacyMpTableEntryIoIntFlagsTriggerReserved = 0x2, |
| 192 | EfiLegacyMpTableEntryIoIntFlagsTriggerLevel = 0x3, |
| 193 | } EFI_LEGACY_MP_TABLE_ENTRY_IO_INT_FLAGS_TRIGGER; |
| 194 | |
| 195 | // |
| 196 | // Entry Type 4: Local Interrupt Assignment. |
| 197 | // |
| 198 | #define EFI_LEGACY_MP_TABLE_ENTRY_TYPE_LOCAL_INT 0x04 |
| 199 | typedef struct { |
| 200 | UINT8 EntryType; |
| 201 | UINT8 IntType; |
| 202 | EFI_LEGACY_MP_TABLE_ENTRY_INT_FLAGS Flags; |
| 203 | UINT8 SourceBusId; |
| 204 | EFI_LEGACY_MP_TABLE_ENTRY_INT_SOURCE_BUS_IRQ SourceBusIrq; |
| 205 | UINT8 DestApicId; |
| 206 | UINT8 DestApicIntIn; |
| 207 | } EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT; |
| 208 | |
| 209 | typedef enum { |
| 210 | EfiLegacyMpTableEntryLocalIntTypeInt = 0, |
| 211 | EfiLegacyMpTableEntryLocalIntTypeNmi = 1, |
| 212 | EfiLegacyMpTableEntryLocalIntTypeSmi = 2, |
| 213 | EfiLegacyMpTableEntryLocalIntTypeExtInt = 3, |
| 214 | } EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT_TYPE; |
| 215 | |
| 216 | typedef enum { |
| 217 | EfiLegacyMpTableEntryLocalIntFlagsPolaritySpec = 0x0, |
| 218 | EfiLegacyMpTableEntryLocalIntFlagsPolarityActiveHigh= 0x1, |
| 219 | EfiLegacyMpTableEntryLocalIntFlagsPolarityReserved = 0x2, |
| 220 | EfiLegacyMpTableEntryLocalIntFlagsPolarityActiveLow = 0x3, |
| 221 | } EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT_FLAGS_POLARITY; |
| 222 | |
| 223 | typedef enum { |
| 224 | EfiLegacyMpTableEntryLocalIntFlagsTriggerSpec = 0x0, |
| 225 | EfiLegacyMpTableEntryLocalIntFlagsTriggerEdge = 0x1, |
| 226 | EfiLegacyMpTableEntryLocalIntFlagsTriggerReserved = 0x2, |
| 227 | EfiLegacyMpTableEntryLocalIntFlagsTriggerLevel = 0x3, |
| 228 | } EFI_LEGACY_MP_TABLE_ENTRY_LOCAL_INT_FLAGS_TRIGGER; |
| 229 | |
| 230 | // |
| 231 | // Entry Type 128: System Address Space Mapping. |
| 232 | // |
| 233 | #define EFI_LEGACY_MP_TABLE_ENTRY_EXT_TYPE_SYS_ADDR_SPACE_MAPPING 0x80 |
| 234 | typedef struct { |
| 235 | UINT8 EntryType; |
| 236 | UINT8 Length; |
| 237 | UINT8 BusId; |
| 238 | UINT8 AddressType; |
| 239 | UINT64 AddressBase; |
| 240 | UINT64 AddressLength; |
| 241 | } EFI_LEGACY_MP_TABLE_ENTRY_EXT_SYS_ADDR_SPACE_MAPPING; |
| 242 | |
| 243 | typedef enum { |
| 244 | EfiLegacyMpTableEntryExtSysAddrSpaceMappingIo = 0, |
| 245 | EfiLegacyMpTableEntryExtSysAddrSpaceMappingMemory = 1, |
| 246 | EfiLegacyMpTableEntryExtSysAddrSpaceMappingPrefetch = 2, |
| 247 | } EFI_LEGACY_MP_TABLE_ENTRY_EXT_SYS_ADDR_SPACE_MAPPING_TYPE; |
| 248 | |
| 249 | // |
| 250 | // Entry Type 129: Bus Hierarchy. |
| 251 | // |
| 252 | #define EFI_LEGACY_MP_TABLE_ENTRY_EXT_TYPE_BUS_HIERARCHY 0x81 |
| 253 | typedef struct { |
| 254 | UINT8 SubtractiveDecode : 1; |
| 255 | UINT8 Reserved : 7; |
| 256 | } EFI_LEGACY_MP_TABLE_ENTRY_EXT_BUS_HIERARCHY_BUSINFO; |
| 257 | |
| 258 | typedef struct { |
| 259 | UINT8 EntryType; |
| 260 | UINT8 Length; |
| 261 | UINT8 BusId; |
| 262 | EFI_LEGACY_MP_TABLE_ENTRY_EXT_BUS_HIERARCHY_BUSINFO BusInfo; |
| 263 | UINT8 ParentBus; |
| 264 | UINT8 Reserved1; |
| 265 | UINT8 Reserved2; |
| 266 | UINT8 Reserved3; |
| 267 | } EFI_LEGACY_MP_TABLE_ENTRY_EXT_BUS_HIERARCHY; |
| 268 | |
| 269 | // |
| 270 | // Entry Type 130: Compatibility Bus Address Space Modifier. |
| 271 | // |
| 272 | #define EFI_LEGACY_MP_TABLE_ENTRY_EXT_TYPE_COMPAT_BUS_ADDR_SPACE_MODIFIER 0x82 |
| 273 | typedef struct { |
| 274 | UINT8 RangeMode : 1; |
| 275 | UINT8 Reserved : 7; |
| 276 | } EFI_LEGACY_MP_TABLE_ENTRY_EXT_COMPAT_BUS_ADDR_SPACE_MODIFIER_ADDR_MODE; |
| 277 | |
| 278 | typedef struct { |
| 279 | UINT8 EntryType; |
| 280 | UINT8 Length; |
| 281 | UINT8 BusId; |
| 282 | EFI_LEGACY_MP_TABLE_ENTRY_EXT_COMPAT_BUS_ADDR_SPACE_MODIFIER_ADDR_MODE AddrMode; |
| 283 | UINT32 PredefinedRangeList; |
| 284 | } EFI_LEGACY_MP_TABLE_ENTRY_EXT_COMPAT_BUS_ADDR_SPACE_MODIFIER; |
| 285 | |
| 286 | #pragma pack() |
| 287 | |
| 288 | #endif |