2 ACPI 1.0b definitions from the ACPI Specification, revision 1.0b
4 Copyright (c) 2006 - 2008, Intel Corporation
5 All rights reserved. This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
18 /// Common table header, this prefaces all ACPI tables, including FACS, but
19 /// excluding the RSD PTR structure
24 } EFI_ACPI_COMMON_HEADER
;
27 // Common ACPI description table header. This structure prefaces most ACPI tables.
40 UINT32 CreatorRevision
;
41 } EFI_ACPI_DESCRIPTION_HEADER
;
45 // Define for Desriptor
47 #define ACPI_ADDRESS_SPACE_DESCRIPTOR 0x8A
48 #define ACPI_END_TAG_DESCRIPTOR 0x79
53 #define ACPI_ADDRESS_SPACE_TYPE_MEM 0x00
54 #define ACPI_ADDRESS_SPACE_TYPE_IO 0x01
55 #define ACPI_ADDRESS_SPACE_TYPE_BUS 0x02
58 /// Power Management Timer frequency is fixed at 3.579545MHz
60 #define ACPI_TIMER_FREQUENCY 3579545
64 // The commond definition of QWORD, DWORD, and WORD
65 // Address Space Descriptors
73 UINT64 AddrSpaceGranularity
;
76 UINT64 AddrTranslationOffset
;
78 } EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR
;
83 } EFI_ACPI_END_TAG_DESCRIPTOR
;
86 // General use definitions
88 #define EFI_ACPI_RESERVED_BYTE 0x00
89 #define EFI_ACPI_RESERVED_WORD 0x0000
90 #define EFI_ACPI_RESERVED_DWORD 0x00000000
91 #define EFI_ACPI_RESERVED_QWORD 0x0000000000000000
94 // Resource Type Specific Flags
95 // Ref ACPI specification 6.4.3.5.5
97 // Bit [0] : Write Status, _RW
99 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_READ_WRITE (1 << 0)
100 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_READ_ONLY (0 << 0)
102 // Bit [2:1] : Memory Attributes, _MEM
104 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_NON_CACHEABLE (0 << 1)
105 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE (1 << 1)
106 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_WRITE_COMBINING (2 << 1)
107 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_PREFETCHABLE (3 << 1)
109 // Bit [4:3] : Memory Attributes, _MTP
111 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_MEMORY (0 << 3)
112 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_RESERVED (1 << 3)
113 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_ACPI (2 << 3)
114 #define EFI_APCI_MEMORY_RESOURCE_SPECIFIC_FLAG_ADDRESS_RANGE_NVS (3 << 3)
116 // Bit [5] : Memory to I/O Translation, _TTP
118 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_TYPE_TRANSLATION (1 << 5)
119 #define EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_TYPE_STATIC (0 << 5)
122 // Ensure proper structure formats
126 // ACPI 1.0b table structures
130 /// Root System Description Pointer Structure
138 } EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER
;
141 // Root System Description Table
142 // No definition needed as it is a common description table header, the same with
143 // EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT32 table pointers.
147 /// RSDT Revision (as defined in ACPI 1.0b spec.)
149 #define EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_TABLE_REVISION 0x01
152 /// Fixed ACPI Description Table Structure (FADT)
155 EFI_ACPI_DESCRIPTION_HEADER Header
;
195 } EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE
;
198 /// FADT Version (as defined in ACPI 1.0b spec.)
200 #define EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE_REVISION 0x01
203 // Fixed ACPI Description Table Fixed Feature Flags
204 // All other bits are reserved and must be set to 0.
206 #define EFI_ACPI_1_0_WBINVD (1 << 0)
207 #define EFI_ACPI_1_0_WBINVD_FLUSH (1 << 1)
208 #define EFI_ACPI_1_0_PROC_C1 (1 << 2)
209 #define EFI_ACPI_1_0_P_LVL2_UP (1 << 3)
210 #define EFI_ACPI_1_0_PWR_BUTTON (1 << 4)
211 #define EFI_ACPI_1_0_SLP_BUTTON (1 << 5)
212 #define EFI_ACPI_1_0_FIX_RTC (1 << 6)
213 #define EFI_ACPI_1_0_RTC_S4 (1 << 7)
214 #define EFI_ACPI_1_0_TMR_VAL_EXT (1 << 8)
215 #define EFI_ACPI_1_0_DCK_CAP (1 << 9)
218 /// Firmware ACPI Control Structure
223 UINT32 HardwareSignature
;
224 UINT32 FirmwareWakingVector
;
228 } EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE
;
231 /// Firmware Control Structure Feature Flags
232 /// All other bits are reserved and must be set to 0.
234 #define EFI_ACPI_1_0_S4BIOS_F (1 << 0)
237 /// Multiple APIC Description Table header definition. The rest of the table
238 /// must be defined in a platform specific manner.
241 EFI_ACPI_DESCRIPTION_HEADER Header
;
242 UINT32 LocalApicAddress
;
244 } EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER
;
247 /// MADT Revision (as defined in ACPI 1.0b spec.)
249 #define EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION 0x01
252 /// Multiple APIC Flags
253 /// All other bits are reserved and must be set to 0.
255 #define EFI_ACPI_1_0_PCAT_COMPAT (1 << 0)
258 // Multiple APIC Description Table APIC structure types
259 // All other values between 0x05 an 0xFF are reserved and
260 // will be ignored by OSPM.
262 #define EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC 0x00
263 #define EFI_ACPI_1_0_IO_APIC 0x01
264 #define EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE 0x02
265 #define EFI_ACPI_1_0_NON_MASKABLE_INTERRUPT_SOURCE 0x03
266 #define EFI_ACPI_1_0_LOCAL_APIC_NMI 0x04
269 // APIC Structure Definitions
273 /// Processor Local APIC Structure Definition
278 UINT8 AcpiProcessorId
;
281 } EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC_STRUCTURE
;
284 /// Local APIC Flags. All other bits are reserved and must be 0.
286 #define EFI_ACPI_1_0_LOCAL_APIC_ENABLED (1 << 0)
289 /// IO APIC Structure
296 UINT32 IoApicAddress
;
297 UINT32 SystemVectorBase
;
298 } EFI_ACPI_1_0_IO_APIC_STRUCTURE
;
301 /// Interrupt Source Override Structure
308 UINT32 GlobalSystemInterruptVector
;
310 } EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE
;
313 /// Non-Maskable Interrupt Source Structure
319 UINT32 GlobalSystemInterruptVector
;
320 } EFI_ACPI_1_0_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE
;
323 /// Local APIC NMI Structure
328 UINT8 AcpiProcessorId
;
331 } EFI_ACPI_1_0_LOCAL_APIC_NMI_STRUCTURE
;
334 /// Smart Battery Description Table (SBST)
337 EFI_ACPI_DESCRIPTION_HEADER Header
;
338 UINT32 WarningEnergyLevel
;
339 UINT32 LowEnergyLevel
;
340 UINT32 CriticalEnergyLevel
;
341 } EFI_ACPI_1_0_SMART_BATTERY_DESCRIPTION_TABLE
;
344 // Known table signatures
348 /// "RSD PTR " Root System Description Pointer
350 #define EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE 0x2052545020445352ULL
353 /// "APIC" Multiple APIC Description Table
355 #define EFI_ACPI_1_0_APIC_SIGNATURE 0x43495041
358 /// "DSDT" Differentiated System Description Table
360 #define EFI_ACPI_1_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE 0x54445344
363 /// "FACS" Firmware ACPI Control Structure
365 #define EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE 0x53434146
368 /// "FACP" Fixed ACPI Description Table
370 #define EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE 0x50434146
373 /// "PSDT" Persistent System Description Table
375 #define EFI_ACPI_1_0_PERSISTENT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE 0x54445350
378 /// "RSDT" Root System Description Table
380 #define EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE 0x54445352
383 /// "SBST" Smart Battery Specification Table
385 #define EFI_ACPI_1_0_SMART_BATTERY_SPECIFICATION_TABLE_SIGNATURE 0x54534253
388 /// "SSDT" Secondary System Description Table
390 #define EFI_ACPI_1_0_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE 0x54445353