11da177e4SLinus Torvalds /****************************************************************************** 21da177e4SLinus Torvalds * 3793c2388SBob Moore * Name: actbl.h - Basic ACPI Table Definitions 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds *****************************************************************************/ 61da177e4SLinus Torvalds 71da177e4SLinus Torvalds /* 825f044e6SBob Moore * Copyright (C) 2000 - 2013, Intel Corp. 91da177e4SLinus Torvalds * All rights reserved. 101da177e4SLinus Torvalds * 111da177e4SLinus Torvalds * Redistribution and use in source and binary forms, with or without 121da177e4SLinus Torvalds * modification, are permitted provided that the following conditions 131da177e4SLinus Torvalds * are met: 141da177e4SLinus Torvalds * 1. Redistributions of source code must retain the above copyright 151da177e4SLinus Torvalds * notice, this list of conditions, and the following disclaimer, 161da177e4SLinus Torvalds * without modification. 171da177e4SLinus Torvalds * 2. Redistributions in binary form must reproduce at minimum a disclaimer 181da177e4SLinus Torvalds * substantially similar to the "NO WARRANTY" disclaimer below 191da177e4SLinus Torvalds * ("Disclaimer") and any redistribution must be conditioned upon 201da177e4SLinus Torvalds * including a substantially similar Disclaimer requirement for further 211da177e4SLinus Torvalds * binary redistribution. 221da177e4SLinus Torvalds * 3. Neither the names of the above-listed copyright holders nor the names 231da177e4SLinus Torvalds * of any contributors may be used to endorse or promote products derived 241da177e4SLinus Torvalds * from this software without specific prior written permission. 251da177e4SLinus Torvalds * 261da177e4SLinus Torvalds * Alternatively, this software may be distributed under the terms of the 271da177e4SLinus Torvalds * GNU General Public License ("GPL") version 2 as published by the Free 281da177e4SLinus Torvalds * Software Foundation. 291da177e4SLinus Torvalds * 301da177e4SLinus Torvalds * NO WARRANTY 311da177e4SLinus Torvalds * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 321da177e4SLinus Torvalds * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 331da177e4SLinus Torvalds * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 341da177e4SLinus Torvalds * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 351da177e4SLinus Torvalds * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 361da177e4SLinus Torvalds * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 371da177e4SLinus Torvalds * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 381da177e4SLinus Torvalds * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 391da177e4SLinus Torvalds * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 401da177e4SLinus Torvalds * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 411da177e4SLinus Torvalds * POSSIBILITY OF SUCH DAMAGES. 421da177e4SLinus Torvalds */ 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds #ifndef __ACTBL_H__ 451da177e4SLinus Torvalds #define __ACTBL_H__ 461da177e4SLinus Torvalds 47b24aad44SBob Moore /******************************************************************************* 48b24aad44SBob Moore * 49b24aad44SBob Moore * Fundamental ACPI tables 50b24aad44SBob Moore * 51b24aad44SBob Moore * This file contains definitions for the ACPI tables that are directly consumed 52b24aad44SBob Moore * by ACPICA. All other tables are consumed by the OS-dependent ACPI-related 53b24aad44SBob Moore * device drivers and other OS support code. 54b24aad44SBob Moore * 55b24aad44SBob Moore * The RSDP and FACS do not use the common ACPI table header. All other ACPI 56b24aad44SBob Moore * tables use the header. 57b24aad44SBob Moore * 58b24aad44SBob Moore ******************************************************************************/ 59b24aad44SBob Moore 601da177e4SLinus Torvalds /* 616e2d5ebdSBob Moore * Values for description table header signatures for tables defined in this 626e2d5ebdSBob Moore * file. Useful because they make it more difficult to inadvertently type in 636e2d5ebdSBob Moore * the wrong signature. 64793c2388SBob Moore */ 65f3d2e786SBob Moore #define ACPI_SIG_DSDT "DSDT" /* Differentiated System Description Table */ 66f3d2e786SBob Moore #define ACPI_SIG_FADT "FACP" /* Fixed ACPI Description Table */ 67f3d2e786SBob Moore #define ACPI_SIG_FACS "FACS" /* Firmware ACPI Control Structure */ 68f3d2e786SBob Moore #define ACPI_SIG_PSDT "PSDT" /* Persistent System Description Table */ 69f3d2e786SBob Moore #define ACPI_SIG_RSDP "RSD PTR " /* Root System Description Pointer */ 70f3d2e786SBob Moore #define ACPI_SIG_RSDT "RSDT" /* Root System Description Table */ 71f3d2e786SBob Moore #define ACPI_SIG_XSDT "XSDT" /* Extended System Description Table */ 72f3d2e786SBob Moore #define ACPI_SIG_SSDT "SSDT" /* Secondary System Description Table */ 738f34890dSBob Moore #define ACPI_RSDP_NAME "RSDP" /* Short name for RSDP, not signature */ 74793c2388SBob Moore 75793c2388SBob Moore /* 76793c2388SBob Moore * All tables and structures must be byte-packed to match the ACPI 77793c2388SBob Moore * specification, since the tables are provided by the system BIOS 78793c2388SBob Moore */ 79793c2388SBob Moore #pragma pack(1) 80793c2388SBob Moore 81793c2388SBob Moore /* 82be030a57SBob Moore * Note: C bitfields are not used for this reason: 83be030a57SBob Moore * 84be030a57SBob Moore * "Bitfields are great and easy to read, but unfortunately the C language 85be030a57SBob Moore * does not specify the layout of bitfields in memory, which means they are 86be030a57SBob Moore * essentially useless for dealing with packed data in on-disk formats or 87be030a57SBob Moore * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, 88be030a57SBob Moore * this decision was a design error in C. Ritchie could have picked an order 89be030a57SBob Moore * and stuck with it." Norman Ramsey. 90be030a57SBob Moore * See http://stackoverflow.com/a/1053662/41661 91defba1d8SBob Moore */ 92defba1d8SBob Moore 93793c2388SBob Moore /******************************************************************************* 941da177e4SLinus Torvalds * 95b24aad44SBob Moore * Master ACPI Table Header. This common header is used by all ACPI tables 96b24aad44SBob Moore * except the RSDP and FACS. 97793c2388SBob Moore * 98793c2388SBob Moore ******************************************************************************/ 991da177e4SLinus Torvalds 100793c2388SBob Moore struct acpi_table_header { 101f3d2e786SBob Moore char signature[ACPI_NAME_SIZE]; /* ASCII table signature */ 102f3d2e786SBob Moore u32 length; /* Length of table in bytes, including this header */ 10380187431SBob Moore u8 revision; /* ACPI Specification minor version number */ 104f3d2e786SBob Moore u8 checksum; /* To make sum of entire table == 0 */ 105f3d2e786SBob Moore char oem_id[ACPI_OEM_ID_SIZE]; /* ASCII OEM identification */ 106f3d2e786SBob Moore char oem_table_id[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */ 107f3d2e786SBob Moore u32 oem_revision; /* OEM revision number */ 108f3d2e786SBob Moore char asl_compiler_id[ACPI_NAME_SIZE]; /* ASCII ASL compiler vendor ID */ 109f3d2e786SBob Moore u32 asl_compiler_revision; /* ASL compiler version */ 110f3d2e786SBob Moore }; 1111da177e4SLinus Torvalds 112b24aad44SBob Moore /******************************************************************************* 113b24aad44SBob Moore * 114793c2388SBob Moore * GAS - Generic Address Structure (ACPI 2.0+) 115f3d2e786SBob Moore * 116f3d2e786SBob Moore * Note: Since this structure is used in the ACPI tables, it is byte aligned. 11780187431SBob Moore * If misaligned access is not supported by the hardware, accesses to the 118b24aad44SBob Moore * 64-bit Address field must be performed with care. 119b24aad44SBob Moore * 120b24aad44SBob Moore ******************************************************************************/ 121b24aad44SBob Moore 122793c2388SBob Moore struct acpi_generic_address { 123f3d2e786SBob Moore u8 space_id; /* Address space where struct or register exists */ 124f3d2e786SBob Moore u8 bit_width; /* Size in bits of given register */ 125f3d2e786SBob Moore u8 bit_offset; /* Bit offset within the register */ 126793c2388SBob Moore u8 access_width; /* Minimum Access size (ACPI 3.0) */ 127793c2388SBob Moore u64 address; /* 64-bit address of struct or register */ 128793c2388SBob Moore }; 1291da177e4SLinus Torvalds 130793c2388SBob Moore /******************************************************************************* 131793c2388SBob Moore * 132793c2388SBob Moore * RSDP - Root System Description Pointer (Signature is "RSD PTR ") 1336e2d5ebdSBob Moore * Version 2 134793c2388SBob Moore * 135793c2388SBob Moore ******************************************************************************/ 1361da177e4SLinus Torvalds 137f3d2e786SBob Moore struct acpi_table_rsdp { 138793c2388SBob Moore char signature[8]; /* ACPI signature, contains "RSD PTR " */ 139793c2388SBob Moore u8 checksum; /* ACPI 1.0 checksum */ 140f3d2e786SBob Moore char oem_id[ACPI_OEM_ID_SIZE]; /* OEM identification */ 141793c2388SBob Moore u8 revision; /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */ 142793c2388SBob Moore u32 rsdt_physical_address; /* 32-bit physical address of the RSDT */ 143793c2388SBob Moore u32 length; /* Table length in bytes, including header (ACPI 2.0+) */ 144793c2388SBob Moore u64 xsdt_physical_address; /* 64-bit physical address of the XSDT (ACPI 2.0+) */ 145793c2388SBob Moore u8 extended_checksum; /* Checksum of entire table (ACPI 2.0+) */ 146793c2388SBob Moore u8 reserved[3]; /* Reserved, must be zero */ 147793c2388SBob Moore }; 1481da177e4SLinus Torvalds 14909b8b1fcSLv Zheng /* Standalone struct for the ACPI 1.0 RSDP */ 15009b8b1fcSLv Zheng 15109b8b1fcSLv Zheng struct acpi_rsdp_common { 15209b8b1fcSLv Zheng char signature[8]; 15309b8b1fcSLv Zheng u8 checksum; 15409b8b1fcSLv Zheng char oem_id[ACPI_OEM_ID_SIZE]; 15509b8b1fcSLv Zheng u8 revision; 15609b8b1fcSLv Zheng u32 rsdt_physical_address; 15709b8b1fcSLv Zheng }; 15809b8b1fcSLv Zheng 15909b8b1fcSLv Zheng /* Standalone struct for the extended part of the RSDP (ACPI 2.0+) */ 16009b8b1fcSLv Zheng 16109b8b1fcSLv Zheng struct acpi_rsdp_extension { 16209b8b1fcSLv Zheng u32 length; 16309b8b1fcSLv Zheng u64 xsdt_physical_address; 16409b8b1fcSLv Zheng u8 extended_checksum; 16509b8b1fcSLv Zheng u8 reserved[3]; 16609b8b1fcSLv Zheng }; 1671da177e4SLinus Torvalds 168793c2388SBob Moore /******************************************************************************* 169793c2388SBob Moore * 170793c2388SBob Moore * RSDT/XSDT - Root System Description Tables 1716e2d5ebdSBob Moore * Version 1 (both) 172793c2388SBob Moore * 173793c2388SBob Moore ******************************************************************************/ 174793c2388SBob Moore 175f3d2e786SBob Moore struct acpi_table_rsdt { 176f3d2e786SBob Moore struct acpi_table_header header; /* Common ACPI table header */ 177f3d2e786SBob Moore u32 table_offset_entry[1]; /* Array of pointers to ACPI tables */ 178793c2388SBob Moore }; 179793c2388SBob Moore 180f3d2e786SBob Moore struct acpi_table_xsdt { 181f3d2e786SBob Moore struct acpi_table_header header; /* Common ACPI table header */ 182f3d2e786SBob Moore u64 table_offset_entry[1]; /* Array of pointers to ACPI tables */ 183793c2388SBob Moore }; 184793c2388SBob Moore 185*671cc68dSLv Zheng #define ACPI_RSDT_ENTRY_SIZE (sizeof (u32)) 186*671cc68dSLv Zheng #define ACPI_XSDT_ENTRY_SIZE (sizeof (u64)) 187*671cc68dSLv Zheng 188793c2388SBob Moore /******************************************************************************* 189793c2388SBob Moore * 190793c2388SBob Moore * FACS - Firmware ACPI Control Structure (FACS) 191793c2388SBob Moore * 192793c2388SBob Moore ******************************************************************************/ 193793c2388SBob Moore 194f3d2e786SBob Moore struct acpi_table_facs { 195793c2388SBob Moore char signature[4]; /* ASCII table signature */ 196793c2388SBob Moore u32 length; /* Length of structure, in bytes */ 197793c2388SBob Moore u32 hardware_signature; /* Hardware configuration signature */ 198793c2388SBob Moore u32 firmware_waking_vector; /* 32-bit physical address of the Firmware Waking Vector */ 199793c2388SBob Moore u32 global_lock; /* Global Lock for shared hardware resources */ 200f3d2e786SBob Moore u32 flags; 201793c2388SBob Moore u64 xfirmware_waking_vector; /* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */ 202793c2388SBob Moore u8 version; /* Version of this table (ACPI 2.0+) */ 203eb2289baSBob Moore u8 reserved[3]; /* Reserved, must be zero */ 204eb2289baSBob Moore u32 ospm_flags; /* Flags to be set by OSPM (ACPI 4.0) */ 205eb2289baSBob Moore u8 reserved1[24]; /* Reserved, must be zero */ 2061da177e4SLinus Torvalds }; 2071da177e4SLinus Torvalds 2086e2d5ebdSBob Moore /* Masks for global_lock flag field above */ 209eb2289baSBob Moore 210eb2289baSBob Moore #define ACPI_GLOCK_PENDING (1) /* 00: Pending global lock ownership */ 211eb2289baSBob Moore #define ACPI_GLOCK_OWNED (1<<1) /* 01: Global lock is owned */ 212eb2289baSBob Moore 2136e2d5ebdSBob Moore /* Masks for Flags field above */ 214f3d2e786SBob Moore 215f3d2e786SBob Moore #define ACPI_FACS_S4_BIOS_PRESENT (1) /* 00: S4BIOS support is present */ 216eb2289baSBob Moore #define ACPI_FACS_64BIT_WAKE (1<<1) /* 01: 64-bit wake vector supported (ACPI 4.0) */ 217f3d2e786SBob Moore 2186e2d5ebdSBob Moore /* Masks for ospm_flags field above */ 219f3d2e786SBob Moore 220eb2289baSBob Moore #define ACPI_FACS_64BIT_ENVIRONMENT (1) /* 00: 64-bit wake environment is required (ACPI 4.0) */ 2211da177e4SLinus Torvalds 222793c2388SBob Moore /******************************************************************************* 223793c2388SBob Moore * 224793c2388SBob Moore * FADT - Fixed ACPI Description Table (Signature "FACP") 2256e2d5ebdSBob Moore * Version 4 226793c2388SBob Moore * 227793c2388SBob Moore ******************************************************************************/ 2284be44fcdSLen Brown 229793c2388SBob Moore /* Fields common to all versions of the FADT */ 2301da177e4SLinus Torvalds 231f3d2e786SBob Moore struct acpi_table_fadt { 232f3d2e786SBob Moore struct acpi_table_header header; /* Common ACPI table header */ 233f3d2e786SBob Moore u32 facs; /* 32-bit physical address of FACS */ 234f3d2e786SBob Moore u32 dsdt; /* 32-bit physical address of DSDT */ 2358f34890dSBob Moore u8 model; /* System Interrupt Model (ACPI 1.0) - not used in ACPI 2.0+ */ 236f3d2e786SBob Moore u8 preferred_profile; /* Conveys preferred power management profile to OSPM. */ 237f3d2e786SBob Moore u16 sci_interrupt; /* System vector of SCI interrupt */ 2388f34890dSBob Moore u32 smi_command; /* 32-bit Port address of SMI command port */ 23980187431SBob Moore u8 acpi_enable; /* Value to write to SMI_CMD to enable ACPI */ 24080187431SBob Moore u8 acpi_disable; /* Value to write to SMI_CMD to disable ACPI */ 24180187431SBob Moore u8 s4_bios_request; /* Value to write to SMI_CMD to enter S4BIOS state */ 242f3d2e786SBob Moore u8 pstate_control; /* Processor performance state control */ 24380187431SBob Moore u32 pm1a_event_block; /* 32-bit port address of Power Mgt 1a Event Reg Blk */ 24480187431SBob Moore u32 pm1b_event_block; /* 32-bit port address of Power Mgt 1b Event Reg Blk */ 24580187431SBob Moore u32 pm1a_control_block; /* 32-bit port address of Power Mgt 1a Control Reg Blk */ 24680187431SBob Moore u32 pm1b_control_block; /* 32-bit port address of Power Mgt 1b Control Reg Blk */ 24780187431SBob Moore u32 pm2_control_block; /* 32-bit port address of Power Mgt 2 Control Reg Blk */ 24880187431SBob Moore u32 pm_timer_block; /* 32-bit port address of Power Mgt Timer Ctrl Reg Blk */ 24980187431SBob Moore u32 gpe0_block; /* 32-bit port address of General Purpose Event 0 Reg Blk */ 25080187431SBob Moore u32 gpe1_block; /* 32-bit port address of General Purpose Event 1 Reg Blk */ 2518f34890dSBob Moore u8 pm1_event_length; /* Byte Length of ports at pm1x_event_block */ 2528f34890dSBob Moore u8 pm1_control_length; /* Byte Length of ports at pm1x_control_block */ 2538f34890dSBob Moore u8 pm2_control_length; /* Byte Length of ports at pm2_control_block */ 2548f34890dSBob Moore u8 pm_timer_length; /* Byte Length of ports at pm_timer_block */ 2558f34890dSBob Moore u8 gpe0_block_length; /* Byte Length of ports at gpe0_block */ 2568f34890dSBob Moore u8 gpe1_block_length; /* Byte Length of ports at gpe1_block */ 2578f34890dSBob Moore u8 gpe1_base; /* Offset in GPE number space where GPE1 events start */ 25880187431SBob Moore u8 cst_control; /* Support for the _CST object and C-States change notification */ 259ba494beeSBob Moore u16 c2_latency; /* Worst case HW latency to enter/exit C2 state */ 260ba494beeSBob Moore u16 c3_latency; /* Worst case HW latency to enter/exit C3 state */ 26180187431SBob Moore u16 flush_size; /* Processor memory cache line width, in bytes */ 262f3d2e786SBob Moore u16 flush_stride; /* Number of flush strides that need to be read */ 26380187431SBob Moore u8 duty_offset; /* Processor duty cycle index in processor P_CNT reg */ 264993958feSBob Moore u8 duty_width; /* Processor duty cycle value bit width in P_CNT register */ 265f3d2e786SBob Moore u8 day_alarm; /* Index to day-of-month alarm in RTC CMOS RAM */ 266f3d2e786SBob Moore u8 month_alarm; /* Index to month-of-year alarm in RTC CMOS RAM */ 267f3d2e786SBob Moore u8 century; /* Index to century in RTC CMOS RAM */ 268993958feSBob Moore u16 boot_flags; /* IA-PC Boot Architecture Flags (see below for individual flags) */ 269f3d2e786SBob Moore u8 reserved; /* Reserved, must be zero */ 2708f34890dSBob Moore u32 flags; /* Miscellaneous flag bits (see below for individual flags) */ 2718f34890dSBob Moore struct acpi_generic_address reset_register; /* 64-bit address of the Reset register */ 272793c2388SBob Moore u8 reset_value; /* Value to write to the reset_register port to reset the system */ 2738f34890dSBob Moore u8 reserved4[3]; /* Reserved, must be zero */ 274f3d2e786SBob Moore u64 Xfacs; /* 64-bit physical address of FACS */ 275793c2388SBob Moore u64 Xdsdt; /* 64-bit physical address of DSDT */ 2768f34890dSBob Moore struct acpi_generic_address xpm1a_event_block; /* 64-bit Extended Power Mgt 1a Event Reg Blk address */ 2778f34890dSBob Moore struct acpi_generic_address xpm1b_event_block; /* 64-bit Extended Power Mgt 1b Event Reg Blk address */ 2788f34890dSBob Moore struct acpi_generic_address xpm1a_control_block; /* 64-bit Extended Power Mgt 1a Control Reg Blk address */ 2798f34890dSBob Moore struct acpi_generic_address xpm1b_control_block; /* 64-bit Extended Power Mgt 1b Control Reg Blk address */ 2808f34890dSBob Moore struct acpi_generic_address xpm2_control_block; /* 64-bit Extended Power Mgt 2 Control Reg Blk address */ 2818f34890dSBob Moore struct acpi_generic_address xpm_timer_block; /* 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */ 2828f34890dSBob Moore struct acpi_generic_address xgpe0_block; /* 64-bit Extended General Purpose Event 0 Reg Blk address */ 2838f34890dSBob Moore struct acpi_generic_address xgpe1_block; /* 64-bit Extended General Purpose Event 1 Reg Blk address */ 28480187431SBob Moore struct acpi_generic_address sleep_control; /* 64-bit Sleep Control register (ACPI 5.0) */ 28580187431SBob Moore struct acpi_generic_address sleep_status; /* 64-bit Sleep Status register (ACPI 5.0) */ 2861da177e4SLinus Torvalds }; 2871da177e4SLinus Torvalds 28880187431SBob Moore /* Masks for FADT Boot Architecture Flags (boot_flags) [Vx]=Introduced in this FADT revision */ 289993958feSBob Moore 290993958feSBob Moore #define ACPI_FADT_LEGACY_DEVICES (1) /* 00: [V2] System has LPC or ISA bus devices */ 291993958feSBob Moore #define ACPI_FADT_8042 (1<<1) /* 01: [V3] System has an 8042 controller on port 60/64 */ 292993958feSBob Moore #define ACPI_FADT_NO_VGA (1<<2) /* 02: [V4] It is not safe to probe for VGA hardware */ 293993958feSBob Moore #define ACPI_FADT_NO_MSI (1<<3) /* 03: [V4] Message Signaled Interrupts (MSI) must not be enabled */ 294993958feSBob Moore #define ACPI_FADT_NO_ASPM (1<<4) /* 04: [V4] PCIe ASPM control must not be enabled */ 2952355e10fSBob Moore #define ACPI_FADT_NO_CMOS_RTC (1<<5) /* 05: [V5] No CMOS real-time clock present */ 296993958feSBob Moore 297993958feSBob Moore #define FADT2_REVISION_ID 3 298993958feSBob Moore 2996e2d5ebdSBob Moore /* Masks for FADT flags */ 300f3d2e786SBob Moore 30180187431SBob Moore #define ACPI_FADT_WBINVD (1) /* 00: [V1] The WBINVD instruction works properly */ 30280187431SBob Moore #define ACPI_FADT_WBINVD_FLUSH (1<<1) /* 01: [V1] WBINVD flushes but does not invalidate caches */ 303993958feSBob Moore #define ACPI_FADT_C1_SUPPORTED (1<<2) /* 02: [V1] All processors support C1 state */ 304993958feSBob Moore #define ACPI_FADT_C2_MP_SUPPORTED (1<<3) /* 03: [V1] C2 state works on MP system */ 305993958feSBob Moore #define ACPI_FADT_POWER_BUTTON (1<<4) /* 04: [V1] Power button is handled as a control method device */ 306993958feSBob Moore #define ACPI_FADT_SLEEP_BUTTON (1<<5) /* 05: [V1] Sleep button is handled as a control method device */ 30780187431SBob Moore #define ACPI_FADT_FIXED_RTC (1<<6) /* 06: [V1] RTC wakeup status is not in fixed register space */ 308993958feSBob Moore #define ACPI_FADT_S4_RTC_WAKE (1<<7) /* 07: [V1] RTC alarm can wake system from S4 */ 309993958feSBob Moore #define ACPI_FADT_32BIT_TIMER (1<<8) /* 08: [V1] ACPI timer width is 32-bit (0=24-bit) */ 310993958feSBob Moore #define ACPI_FADT_DOCKING_SUPPORTED (1<<9) /* 09: [V1] Docking supported */ 311993958feSBob Moore #define ACPI_FADT_RESET_REGISTER (1<<10) /* 10: [V2] System reset via the FADT RESET_REG supported */ 312993958feSBob Moore #define ACPI_FADT_SEALED_CASE (1<<11) /* 11: [V3] No internal expansion capabilities and case is sealed */ 313993958feSBob Moore #define ACPI_FADT_HEADLESS (1<<12) /* 12: [V3] No local video capabilities or local input devices */ 314993958feSBob Moore #define ACPI_FADT_SLEEP_TYPE (1<<13) /* 13: [V3] Must execute native instruction after writing SLP_TYPx register */ 315993958feSBob Moore #define ACPI_FADT_PCI_EXPRESS_WAKE (1<<14) /* 14: [V4] System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */ 316993958feSBob Moore #define ACPI_FADT_PLATFORM_CLOCK (1<<15) /* 15: [V4] OSPM should use platform-provided timer (ACPI 3.0) */ 317993958feSBob Moore #define ACPI_FADT_S4_RTC_VALID (1<<16) /* 16: [V4] Contents of RTC_STS valid after S4 wake (ACPI 3.0) */ 318993958feSBob Moore #define ACPI_FADT_REMOTE_POWER_ON (1<<17) /* 17: [V4] System is compatible with remote power on (ACPI 3.0) */ 319993958feSBob Moore #define ACPI_FADT_APIC_CLUSTER (1<<18) /* 18: [V4] All local APICs must use cluster model (ACPI 3.0) */ 320ba494beeSBob Moore #define ACPI_FADT_APIC_PHYSICAL (1<<19) /* 19: [V4] All local xAPICs must use physical dest mode (ACPI 3.0) */ 3212355e10fSBob Moore #define ACPI_FADT_HW_REDUCED (1<<20) /* 20: [V5] ACPI hardware is not implemented (ACPI 5.0) */ 3222355e10fSBob Moore #define ACPI_FADT_LOW_POWER_S0 (1<<21) /* 21: [V5] S0 power savings are equal or better than S3 (ACPI 5.0) */ 323f3d2e786SBob Moore 32425985edcSLucas De Marchi /* Values for preferred_profile (Preferred Power Management Profiles) */ 325993958feSBob Moore 32680187431SBob Moore enum acpi_preferred_pm_profiles { 327f3d2e786SBob Moore PM_UNSPECIFIED = 0, 328f3d2e786SBob Moore PM_DESKTOP = 1, 329f3d2e786SBob Moore PM_MOBILE = 2, 330f3d2e786SBob Moore PM_WORKSTATION = 3, 331f3d2e786SBob Moore PM_ENTERPRISE_SERVER = 4, 332f3d2e786SBob Moore PM_SOHO_SERVER = 5, 3332355e10fSBob Moore PM_APPLIANCE_PC = 6, 3342355e10fSBob Moore PM_PERFORMANCE_SERVER = 7, 3352355e10fSBob Moore PM_TABLET = 8 3361da177e4SLinus Torvalds }; 3371da177e4SLinus Torvalds 3382feec47dSBob Moore /* Values for sleep_status and sleep_control registers (V5 FADT) */ 3392feec47dSBob Moore 3402feec47dSBob Moore #define ACPI_X_WAKE_STATUS 0x80 3412feec47dSBob Moore #define ACPI_X_SLEEP_TYPE_MASK 0x1C 3422feec47dSBob Moore #define ACPI_X_SLEEP_TYPE_POSITION 0x02 3432feec47dSBob Moore #define ACPI_X_SLEEP_ENABLE 0x20 3442feec47dSBob Moore 345793c2388SBob Moore /* Reset to default packing */ 346793c2388SBob Moore 3471da177e4SLinus Torvalds #pragma pack() 3481da177e4SLinus Torvalds 3496e2d5ebdSBob Moore /* 3506e2d5ebdSBob Moore * Internal table-related structures 3516e2d5ebdSBob Moore */ 35250df4d8bSBob Moore union acpi_name_union { 35350df4d8bSBob Moore u32 integer; 35450df4d8bSBob Moore char ascii[4]; 35550df4d8bSBob Moore }; 35650df4d8bSBob Moore 3576e2d5ebdSBob Moore /* Internal ACPI Table Descriptor. One per ACPI table. */ 3586e2d5ebdSBob Moore 35950df4d8bSBob Moore struct acpi_table_desc { 36050df4d8bSBob Moore acpi_physical_address address; 36150df4d8bSBob Moore struct acpi_table_header *pointer; 36280187431SBob Moore u32 length; /* Length fixed at 32 bits (fixed in table header) */ 36350df4d8bSBob Moore union acpi_name_union signature; 36450df4d8bSBob Moore acpi_owner_id owner_id; 36550df4d8bSBob Moore u8 flags; 36650df4d8bSBob Moore }; 36750df4d8bSBob Moore 3686e2d5ebdSBob Moore /* Masks for Flags field above */ 36950df4d8bSBob Moore 37050df4d8bSBob Moore #define ACPI_TABLE_ORIGIN_UNKNOWN (0) 37150df4d8bSBob Moore #define ACPI_TABLE_ORIGIN_MAPPED (1) 37250df4d8bSBob Moore #define ACPI_TABLE_ORIGIN_ALLOCATED (2) 373ac5f98dbSBob Moore #define ACPI_TABLE_ORIGIN_OVERRIDE (4) 374ac5f98dbSBob Moore #define ACPI_TABLE_ORIGIN_MASK (7) 375ac5f98dbSBob Moore #define ACPI_TABLE_IS_LOADED (8) 37650df4d8bSBob Moore 377793c2388SBob Moore /* 378793c2388SBob Moore * Get the remaining ACPI tables 379793c2388SBob Moore */ 380f3d2e786SBob Moore #include <acpi/actbl1.h> 381b24aad44SBob Moore #include <acpi/actbl2.h> 382c5bd6537SBob Moore #include <acpi/actbl3.h> 383ad363f80SAlexey Starikovskiy 384739dcbb9SLv Zheng /* Macros used to generate offsets to specific table fields */ 385739dcbb9SLv Zheng 386739dcbb9SLv Zheng #define ACPI_FADT_OFFSET(f) (u16) ACPI_OFFSET (struct acpi_table_fadt, f) 387739dcbb9SLv Zheng 38864b3db22SBob Moore /* 38964b3db22SBob Moore * Sizes of the various flavors of FADT. We need to look closely 39064b3db22SBob Moore * at the FADT length because the version number essentially tells 39164b3db22SBob Moore * us nothing because of many BIOS bugs where the version does not 39264b3db22SBob Moore * match the expected length. In other words, the length of the 39364b3db22SBob Moore * FADT is the bottom line as to what the version really is. 39464b3db22SBob Moore * 39564b3db22SBob Moore * For reference, the values below are as follows: 3962355e10fSBob Moore * FADT V1 size: 0x074 3972355e10fSBob Moore * FADT V2 size: 0x084 3982355e10fSBob Moore * FADT V3 size: 0x0F4 3992355e10fSBob Moore * FADT V4 size: 0x0F4 4002355e10fSBob Moore * FADT V5 size: 0x10C 40164b3db22SBob Moore */ 40264b3db22SBob Moore #define ACPI_FADT_V1_SIZE (u32) (ACPI_FADT_OFFSET (flags) + 4) 40364b3db22SBob Moore #define ACPI_FADT_V2_SIZE (u32) (ACPI_FADT_OFFSET (reserved4[0]) + 3) 4042355e10fSBob Moore #define ACPI_FADT_V3_SIZE (u32) (ACPI_FADT_OFFSET (sleep_control)) 4052355e10fSBob Moore #define ACPI_FADT_V5_SIZE (u32) (sizeof (struct acpi_table_fadt)) 40664b3db22SBob Moore 4071da177e4SLinus Torvalds #endif /* __ACTBL_H__ */ 408