1 /******************************************************************************
3 * Name: actbl.h - Basic ACPI Table Definitions
6 *****************************************************************************/
8 /******************************************************************************
12 * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp.
13 * All rights reserved.
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights. You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code. No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
38 * The above copyright and patent license is granted only if the following
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision. In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change. Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee. Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution. In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
73 * 3.4. Intel retains all right, title, and interest in and to the Original
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
81 * 4. Disclaimer and Export Compliance
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government. In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
115 *****************************************************************************/
121 * Values for description table header signatures. Useful because they make
122 * it more difficult to inadvertently type in the wrong signature.
124 #define ACPI_SIG_DSDT "DSDT" /* Differentiated System Description Table */
125 #define ACPI_SIG_FADT "FACP" /* Fixed ACPI Description Table */
126 #define ACPI_SIG_FACS "FACS" /* Firmware ACPI Control Structure */
127 #define ACPI_SIG_PSDT "PSDT" /* Persistent System Description Table */
128 #define ACPI_SIG_RSDP "RSD PTR " /* Root System Description Pointer */
129 #define ACPI_SIG_RSDT "RSDT" /* Root System Description Table */
130 #define ACPI_SIG_XSDT "XSDT" /* Extended System Description Table */
131 #define ACPI_SIG_SSDT "SSDT" /* Secondary System Description Table */
132 #define ACPI_RSDP_NAME "RSDP" /* Short name for RSDP, not signature */
136 * All tables and structures must be byte-packed to match the ACPI
137 * specification, since the tables are provided by the system BIOS
143 * These are the ACPI tables that are directly consumed by the subsystem.
145 * The RSDP and FACS do not use the common ACPI table header. All other ACPI
146 * tables use the header.
148 * Note about bitfields: The UINT8 type is used for bitfields in ACPI tables.
149 * This is the only type that is even remotely portable. Anything else is not
150 * portable, so do not use any other bitfield types.
153 /*******************************************************************************
155 * ACPI Table Header. This common header is used by all tables except the
156 * RSDP and FACS. The define is used for direct inclusion of header into
159 ******************************************************************************/
161 typedef struct acpi_table_header
163 char Signature[ACPI_NAME_SIZE]; /* ASCII table signature */
164 UINT32 Length; /* Length of table in bytes, including this header */
165 UINT8 Revision; /* ACPI Specification minor version # */
166 UINT8 Checksum; /* To make sum of entire table == 0 */
167 char OemId[ACPI_OEM_ID_SIZE]; /* ASCII OEM identification */
168 char OemTableId[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */
169 UINT32 OemRevision; /* OEM revision number */
170 char AslCompilerId[ACPI_NAME_SIZE]; /* ASCII ASL compiler vendor ID */
171 UINT32 AslCompilerRevision; /* ASL compiler version */
177 * GAS - Generic Address Structure (ACPI 2.0+)
179 * Note: Since this structure is used in the ACPI tables, it is byte aligned.
180 * If misalignment is not supported, access to the Address field must be
181 * performed with care.
183 typedef struct acpi_generic_address
185 UINT8 SpaceId; /* Address space where struct or register exists */
186 UINT8 BitWidth; /* Size in bits of given register */
187 UINT8 BitOffset; /* Bit offset within the register */
188 UINT8 AccessWidth; /* Minimum Access size (ACPI 3.0) */
189 UINT64 Address; /* 64-bit address of struct or register */
191 } ACPI_GENERIC_ADDRESS;
194 /*******************************************************************************
196 * RSDP - Root System Description Pointer (Signature is "RSD PTR ")
198 ******************************************************************************/
200 typedef struct acpi_table_rsdp
202 char Signature[8]; /* ACPI signature, contains "RSD PTR " */
203 UINT8 Checksum; /* ACPI 1.0 checksum */
204 char OemId[ACPI_OEM_ID_SIZE]; /* OEM identification */
205 UINT8 Revision; /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */
206 UINT32 RsdtPhysicalAddress; /* 32-bit physical address of the RSDT */
207 UINT32 Length; /* Table length in bytes, including header (ACPI 2.0+) */
208 UINT64 XsdtPhysicalAddress; /* 64-bit physical address of the XSDT (ACPI 2.0+) */
209 UINT8 ExtendedChecksum; /* Checksum of entire table (ACPI 2.0+) */
210 UINT8 Reserved[3]; /* Reserved, must be zero */
214 #define ACPI_RSDP_REV0_SIZE 20 /* Size of original ACPI 1.0 RSDP */
217 /*******************************************************************************
219 * RSDT/XSDT - Root System Description Tables
221 ******************************************************************************/
223 typedef struct acpi_table_rsdt
225 ACPI_TABLE_HEADER Header; /* Common ACPI table header */
226 UINT32 TableOffsetEntry[1]; /* Array of pointers to ACPI tables */
230 typedef struct acpi_table_xsdt
232 ACPI_TABLE_HEADER Header; /* Common ACPI table header */
233 UINT64 TableOffsetEntry[1]; /* Array of pointers to ACPI tables */
238 /*******************************************************************************
240 * FACS - Firmware ACPI Control Structure (FACS)
242 ******************************************************************************/
244 typedef struct acpi_table_facs
246 char Signature[4]; /* ASCII table signature */
247 UINT32 Length; /* Length of structure, in bytes */
248 UINT32 HardwareSignature; /* Hardware configuration signature */
249 UINT32 FirmwareWakingVector; /* 32-bit physical address of the Firmware Waking Vector */
250 UINT32 GlobalLock; /* Global Lock for shared hardware resources */
252 UINT64 XFirmwareWakingVector; /* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */
253 UINT8 Version; /* Version of this table (ACPI 2.0+) */
254 UINT8 Reserved[31]; /* Reserved, must be zero */
260 #define ACPI_FACS_S4_BIOS_PRESENT (1) /* 00: S4BIOS support is present */
262 /* Global lock flags */
264 #define ACPI_GLOCK_PENDING 0x01 /* 00: Pending global lock ownership */
265 #define ACPI_GLOCK_OWNED 0x02 /* 01: Global lock is owned */
268 /*******************************************************************************
270 * FADT - Fixed ACPI Description Table (Signature "FACP")
272 ******************************************************************************/
274 /* Fields common to all versions of the FADT */
276 typedef struct acpi_table_fadt
278 ACPI_TABLE_HEADER Header; /* Common ACPI table header */
279 UINT32 Facs; /* 32-bit physical address of FACS */
280 UINT32 Dsdt; /* 32-bit physical address of DSDT */
281 UINT8 Model; /* System Interrupt Model (ACPI 1.0) - not used in ACPI 2.0+ */
282 UINT8 PreferredProfile; /* Conveys preferred power management profile to OSPM. */
283 UINT16 SciInterrupt; /* System vector of SCI interrupt */
284 UINT32 SmiCommand; /* 32-bit Port address of SMI command port */
285 UINT8 AcpiEnable; /* Value to write to smi_cmd to enable ACPI */
286 UINT8 AcpiDisable; /* Value to write to smi_cmd to disable ACPI */
287 UINT8 S4BiosRequest; /* Value to write to SMI CMD to enter S4BIOS state */
288 UINT8 PstateControl; /* Processor performance state control*/
289 UINT32 Pm1aEventBlock; /* 32-bit Port address of Power Mgt 1a Event Reg Blk */
290 UINT32 Pm1bEventBlock; /* 32-bit Port address of Power Mgt 1b Event Reg Blk */
291 UINT32 Pm1aControlBlock; /* 32-bit Port address of Power Mgt 1a Control Reg Blk */
292 UINT32 Pm1bControlBlock; /* 32-bit Port address of Power Mgt 1b Control Reg Blk */
293 UINT32 Pm2ControlBlock; /* 32-bit Port address of Power Mgt 2 Control Reg Blk */
294 UINT32 PmTimerBlock; /* 32-bit Port address of Power Mgt Timer Ctrl Reg Blk */
295 UINT32 Gpe0Block; /* 32-bit Port address of General Purpose Event 0 Reg Blk */
296 UINT32 Gpe1Block; /* 32-bit Port address of General Purpose Event 1 Reg Blk */
297 UINT8 Pm1EventLength; /* Byte Length of ports at Pm1xEventBlock */
298 UINT8 Pm1ControlLength; /* Byte Length of ports at Pm1xControlBlock */
299 UINT8 Pm2ControlLength; /* Byte Length of ports at Pm2ControlBlock */
300 UINT8 PmTimerLength; /* Byte Length of ports at PmTimerBlock */
301 UINT8 Gpe0BlockLength; /* Byte Length of ports at Gpe0Block */
302 UINT8 Gpe1BlockLength; /* Byte Length of ports at Gpe1Block */
303 UINT8 Gpe1Base; /* Offset in GPE number space where GPE1 events start */
304 UINT8 CstControl; /* Support for the _CST object and C States change notification */
305 UINT16 C2Latency; /* Worst case HW latency to enter/exit C2 state */
306 UINT16 C3Latency; /* Worst case HW latency to enter/exit C3 state */
307 UINT16 FlushSize; /* Processor's memory cache line width, in bytes */
308 UINT16 FlushStride; /* Number of flush strides that need to be read */
309 UINT8 DutyOffset; /* Processor duty cycle index in processor's P_CNT reg*/
310 UINT8 DutyWidth; /* Processor duty cycle value bit width in P_CNT register.*/
311 UINT8 DayAlarm; /* Index to day-of-month alarm in RTC CMOS RAM */
312 UINT8 MonthAlarm; /* Index to month-of-year alarm in RTC CMOS RAM */
313 UINT8 Century; /* Index to century in RTC CMOS RAM */
314 UINT16 BootFlags; /* IA-PC Boot Architecture Flags. See Table 5-10 for description */
315 UINT8 Reserved; /* Reserved, must be zero */
316 UINT32 Flags; /* Miscellaneous flag bits (see below for individual flags) */
317 ACPI_GENERIC_ADDRESS ResetRegister; /* 64-bit address of the Reset register */
318 UINT8 ResetValue; /* Value to write to the ResetRegister port to reset the system */
319 UINT8 Reserved4[3]; /* Reserved, must be zero */
320 UINT64 XFacs; /* 64-bit physical address of FACS */
321 UINT64 XDsdt; /* 64-bit physical address of DSDT */
322 ACPI_GENERIC_ADDRESS XPm1aEventBlock; /* 64-bit Extended Power Mgt 1a Event Reg Blk address */
323 ACPI_GENERIC_ADDRESS XPm1bEventBlock; /* 64-bit Extended Power Mgt 1b Event Reg Blk address */
324 ACPI_GENERIC_ADDRESS XPm1aControlBlock; /* 64-bit Extended Power Mgt 1a Control Reg Blk address */
325 ACPI_GENERIC_ADDRESS XPm1bControlBlock; /* 64-bit Extended Power Mgt 1b Control Reg Blk address */
326 ACPI_GENERIC_ADDRESS XPm2ControlBlock; /* 64-bit Extended Power Mgt 2 Control Reg Blk address */
327 ACPI_GENERIC_ADDRESS XPmTimerBlock; /* 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */
328 ACPI_GENERIC_ADDRESS XGpe0Block; /* 64-bit Extended General Purpose Event 0 Reg Blk address */
329 ACPI_GENERIC_ADDRESS XGpe1Block; /* 64-bit Extended General Purpose Event 1 Reg Blk address */
336 #define ACPI_FADT_WBINVD (1) /* 00: The wbinvd instruction works properly */
337 #define ACPI_FADT_WBINVD_FLUSH (1<<1) /* 01: The wbinvd flushes but does not invalidate */
338 #define ACPI_FADT_C1_SUPPORTED (1<<2) /* 02: All processors support C1 state */
339 #define ACPI_FADT_C2_MP_SUPPORTED (1<<3) /* 03: C2 state works on MP system */
340 #define ACPI_FADT_POWER_BUTTON (1<<4) /* 04: Power button is handled as a generic feature */
341 #define ACPI_FADT_SLEEP_BUTTON (1<<5) /* 05: Sleep button is handled as a generic feature, or not present */
342 #define ACPI_FADT_FIXED_RTC (1<<6) /* 06: RTC wakeup stat not in fixed register space */
343 #define ACPI_FADT_S4_RTC_WAKE (1<<7) /* 07: RTC wakeup stat not possible from S4 */
344 #define ACPI_FADT_32BIT_TIMER (1<<8) /* 08: tmr_val is 32 bits 0=24-bits */
345 #define ACPI_FADT_DOCKING_SUPPORTED (1<<9) /* 09: Docking supported */
346 #define ACPI_FADT_RESET_REGISTER (1<<10) /* 10: System reset via the FADT RESET_REG supported */
347 #define ACPI_FADT_SEALED_CASE (1<<11) /* 11: No internal expansion capabilities and case is sealed */
348 #define ACPI_FADT_HEADLESS (1<<12) /* 12: No local video capabilities or local input devices */
349 #define ACPI_FADT_SLEEP_TYPE (1<<13) /* 13: Must execute native instruction after writing SLP_TYPx register */
350 #define ACPI_FADT_PCI_EXPRESS_WAKE (1<<14) /* 14: System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */
351 #define ACPI_FADT_PLATFORM_CLOCK (1<<15) /* 15: OSPM should use platform-provided timer (ACPI 3.0) */
352 #define ACPI_FADT_S4_RTC_VALID (1<<16) /* 16: Contents of RTC_STS valid after S4 wake (ACPI 3.0) */
353 #define ACPI_FADT_REMOTE_POWER_ON (1<<17) /* 17: System is compatible with remote power on (ACPI 3.0) */
354 #define ACPI_FADT_APIC_CLUSTER (1<<18) /* 18: All local APICs must use cluster model (ACPI 3.0) */
355 #define ACPI_FADT_APIC_PHYSICAL (1<<19) /* 19: All local xAPICs must use physical dest mode (ACPI 3.0) */
359 * FADT Prefered Power Management Profiles
361 enum AcpiPreferedPmProfiles
367 PM_ENTERPRISE_SERVER = 4,
373 /* FADT Boot Arch Flags */
375 #define BAF_LEGACY_DEVICES 0x0001
376 #define BAF_8042_KEYBOARD_CONTROLLER 0x0002
378 #define FADT2_REVISION_ID 3
379 #define FADT2_MINUS_REVISION_ID 2
382 /* Reset to default packing */
387 * Get the remaining ACPI tables
389 #include <contrib/dev/acpica/actbl1.h>
391 /* Macros used to generate offsets to specific table fields */
393 #define ACPI_FADT_OFFSET(f) (UINT8) ACPI_OFFSET (ACPI_TABLE_FADT, f)
395 #endif /* __ACTBL_H__ */