xref: /freebsd/sys/contrib/dev/acpica/include/actbl.h (revision 5dae51da3da0cc94d17bd67b308fad304ebec7e0)
1 /******************************************************************************
2  *
3  * Name: actbl.h - Basic ACPI Table Definitions
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2016, Intel Corp.
9  * All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions, and the following disclaimer,
16  *    without modification.
17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18  *    substantially similar to the "NO WARRANTY" disclaimer below
19  *    ("Disclaimer") and any redistribution must be conditioned upon
20  *    including a substantially similar Disclaimer requirement for further
21  *    binary redistribution.
22  * 3. Neither the names of the above-listed copyright holders nor the names
23  *    of any contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * Alternatively, this software may be distributed under the terms of the
27  * GNU General Public License ("GPL") version 2 as published by the Free
28  * Software Foundation.
29  *
30  * NO WARRANTY
31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41  * POSSIBILITY OF SUCH DAMAGES.
42  */
43 
44 #ifndef __ACTBL_H__
45 #define __ACTBL_H__
46 
47 
48 /*******************************************************************************
49  *
50  * Fundamental ACPI tables
51  *
52  * This file contains definitions for the ACPI tables that are directly consumed
53  * by ACPICA. All other tables are consumed by the OS-dependent ACPI-related
54  * device drivers and other OS support code.
55  *
56  * The RSDP and FACS do not use the common ACPI table header. All other ACPI
57  * tables use the header.
58  *
59  ******************************************************************************/
60 
61 
62 /*
63  * Values for description table header signatures for tables defined in this
64  * file. Useful because they make it more difficult to inadvertently type in
65  * the wrong signature.
66  */
67 #define ACPI_SIG_DSDT           "DSDT"      /* Differentiated System Description Table */
68 #define ACPI_SIG_FADT           "FACP"      /* Fixed ACPI Description Table */
69 #define ACPI_SIG_FACS           "FACS"      /* Firmware ACPI Control Structure */
70 #define ACPI_SIG_OSDT           "OSDT"      /* Override System Description Table */
71 #define ACPI_SIG_PSDT           "PSDT"      /* Persistent System Description Table */
72 #define ACPI_SIG_RSDP           "RSD PTR "  /* Root System Description Pointer */
73 #define ACPI_SIG_RSDT           "RSDT"      /* Root System Description Table */
74 #define ACPI_SIG_XSDT           "XSDT"      /* Extended  System Description Table */
75 #define ACPI_SIG_SSDT           "SSDT"      /* Secondary System Description Table */
76 #define ACPI_RSDP_NAME          "RSDP"      /* Short name for RSDP, not signature */
77 
78 
79 /*
80  * All tables and structures must be byte-packed to match the ACPI
81  * specification, since the tables are provided by the system BIOS
82  */
83 #pragma pack(1)
84 
85 /*
86  * Note: C bitfields are not used for this reason:
87  *
88  * "Bitfields are great and easy to read, but unfortunately the C language
89  * does not specify the layout of bitfields in memory, which means they are
90  * essentially useless for dealing with packed data in on-disk formats or
91  * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
92  * this decision was a design error in C. Ritchie could have picked an order
93  * and stuck with it." Norman Ramsey.
94  * See http://stackoverflow.com/a/1053662/41661
95  */
96 
97 
98 /*******************************************************************************
99  *
100  * Master ACPI Table Header. This common header is used by all ACPI tables
101  * except the RSDP and FACS.
102  *
103  ******************************************************************************/
104 
105 typedef struct acpi_table_header
106 {
107     char                    Signature[ACPI_NAME_SIZE];          /* ASCII table signature */
108     UINT32                  Length;                             /* Length of table in bytes, including this header */
109     UINT8                   Revision;                           /* ACPI Specification minor version number */
110     UINT8                   Checksum;                           /* To make sum of entire table == 0 */
111     char                    OemId[ACPI_OEM_ID_SIZE];            /* ASCII OEM identification */
112     char                    OemTableId[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */
113     UINT32                  OemRevision;                        /* OEM revision number */
114     char                    AslCompilerId[ACPI_NAME_SIZE];      /* ASCII ASL compiler vendor ID */
115     UINT32                  AslCompilerRevision;                /* ASL compiler version */
116 
117 } ACPI_TABLE_HEADER;
118 
119 
120 /*******************************************************************************
121  *
122  * GAS - Generic Address Structure (ACPI 2.0+)
123  *
124  * Note: Since this structure is used in the ACPI tables, it is byte aligned.
125  * If misaligned access is not supported by the hardware, accesses to the
126  * 64-bit Address field must be performed with care.
127  *
128  ******************************************************************************/
129 
130 typedef struct acpi_generic_address
131 {
132     UINT8                   SpaceId;                /* Address space where struct or register exists */
133     UINT8                   BitWidth;               /* Size in bits of given register */
134     UINT8                   BitOffset;              /* Bit offset within the register */
135     UINT8                   AccessWidth;            /* Minimum Access size (ACPI 3.0) */
136     UINT64                  Address;                /* 64-bit address of struct or register */
137 
138 } ACPI_GENERIC_ADDRESS;
139 
140 
141 /*******************************************************************************
142  *
143  * RSDP - Root System Description Pointer (Signature is "RSD PTR ")
144  *        Version 2
145  *
146  ******************************************************************************/
147 
148 typedef struct acpi_table_rsdp
149 {
150     char                    Signature[8];               /* ACPI signature, contains "RSD PTR " */
151     UINT8                   Checksum;                   /* ACPI 1.0 checksum */
152     char                    OemId[ACPI_OEM_ID_SIZE];    /* OEM identification */
153     UINT8                   Revision;                   /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */
154     UINT32                  RsdtPhysicalAddress;        /* 32-bit physical address of the RSDT */
155     UINT32                  Length;                     /* Table length in bytes, including header (ACPI 2.0+) */
156     UINT64                  XsdtPhysicalAddress;        /* 64-bit physical address of the XSDT (ACPI 2.0+) */
157     UINT8                   ExtendedChecksum;           /* Checksum of entire table (ACPI 2.0+) */
158     UINT8                   Reserved[3];                /* Reserved, must be zero */
159 
160 } ACPI_TABLE_RSDP;
161 
162 /* Standalone struct for the ACPI 1.0 RSDP */
163 
164 typedef struct acpi_rsdp_common
165 {
166     char                    Signature[8];
167     UINT8                   Checksum;
168     char                    OemId[ACPI_OEM_ID_SIZE];
169     UINT8                   Revision;
170     UINT32                  RsdtPhysicalAddress;
171 
172 } ACPI_RSDP_COMMON;
173 
174 /* Standalone struct for the extended part of the RSDP (ACPI 2.0+) */
175 
176 typedef struct acpi_rsdp_extension
177 {
178     UINT32                  Length;
179     UINT64                  XsdtPhysicalAddress;
180     UINT8                   ExtendedChecksum;
181     UINT8                   Reserved[3];
182 
183 } ACPI_RSDP_EXTENSION;
184 
185 
186 /*******************************************************************************
187  *
188  * RSDT/XSDT - Root System Description Tables
189  *             Version 1 (both)
190  *
191  ******************************************************************************/
192 
193 typedef struct acpi_table_rsdt
194 {
195     ACPI_TABLE_HEADER       Header;                 /* Common ACPI table header */
196     UINT32                  TableOffsetEntry[1];    /* Array of pointers to ACPI tables */
197 
198 } ACPI_TABLE_RSDT;
199 
200 typedef struct acpi_table_xsdt
201 {
202     ACPI_TABLE_HEADER       Header;                 /* Common ACPI table header */
203     UINT64                  TableOffsetEntry[1];    /* Array of pointers to ACPI tables */
204 
205 } ACPI_TABLE_XSDT;
206 
207 #define ACPI_RSDT_ENTRY_SIZE        (sizeof (UINT32))
208 #define ACPI_XSDT_ENTRY_SIZE        (sizeof (UINT64))
209 
210 
211 /*******************************************************************************
212  *
213  * FACS - Firmware ACPI Control Structure (FACS)
214  *
215  ******************************************************************************/
216 
217 typedef struct acpi_table_facs
218 {
219     char                    Signature[4];           /* ASCII table signature */
220     UINT32                  Length;                 /* Length of structure, in bytes */
221     UINT32                  HardwareSignature;      /* Hardware configuration signature */
222     UINT32                  FirmwareWakingVector;   /* 32-bit physical address of the Firmware Waking Vector */
223     UINT32                  GlobalLock;             /* Global Lock for shared hardware resources */
224     UINT32                  Flags;
225     UINT64                  XFirmwareWakingVector;  /* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */
226     UINT8                   Version;                /* Version of this table (ACPI 2.0+) */
227     UINT8                   Reserved[3];            /* Reserved, must be zero */
228     UINT32                  OspmFlags;              /* Flags to be set by OSPM (ACPI 4.0) */
229     UINT8                   Reserved1[24];          /* Reserved, must be zero */
230 
231 } ACPI_TABLE_FACS;
232 
233 /* Masks for GlobalLock flag field above */
234 
235 #define ACPI_GLOCK_PENDING          (1)             /* 00: Pending global lock ownership */
236 #define ACPI_GLOCK_OWNED            (1<<1)          /* 01: Global lock is owned */
237 
238 /* Masks for Flags field above  */
239 
240 #define ACPI_FACS_S4_BIOS_PRESENT   (1)             /* 00: S4BIOS support is present */
241 #define ACPI_FACS_64BIT_WAKE        (1<<1)          /* 01: 64-bit wake vector supported (ACPI 4.0) */
242 
243 /* Masks for OspmFlags field above */
244 
245 #define ACPI_FACS_64BIT_ENVIRONMENT (1)             /* 00: 64-bit wake environment is required (ACPI 4.0) */
246 
247 
248 /*******************************************************************************
249  *
250  * FADT - Fixed ACPI Description Table (Signature "FACP")
251  *        Version 6
252  *
253  ******************************************************************************/
254 
255 /* Fields common to all versions of the FADT */
256 
257 typedef struct acpi_table_fadt
258 {
259     ACPI_TABLE_HEADER       Header;             /* [V1] Common ACPI table header */
260     UINT32                  Facs;               /* [V1] 32-bit physical address of FACS */
261     UINT32                  Dsdt;               /* [V1] 32-bit physical address of DSDT */
262     UINT8                   Model;              /* [V1] System Interrupt Model (ACPI 1.0) - not used in ACPI 2.0+ */
263     UINT8                   PreferredProfile;   /* [V1] Conveys preferred power management profile to OSPM. */
264     UINT16                  SciInterrupt;       /* [V1] System vector of SCI interrupt */
265     UINT32                  SmiCommand;         /* [V1] 32-bit Port address of SMI command port */
266     UINT8                   AcpiEnable;         /* [V1] Value to write to SMI_CMD to enable ACPI */
267     UINT8                   AcpiDisable;        /* [V1] Value to write to SMI_CMD to disable ACPI */
268     UINT8                   S4BiosRequest;      /* [V1] Value to write to SMI_CMD to enter S4BIOS state */
269     UINT8                   PstateControl;      /* [V1] Processor performance state control*/
270     UINT32                  Pm1aEventBlock;     /* [V1] 32-bit port address of Power Mgt 1a Event Reg Blk */
271     UINT32                  Pm1bEventBlock;     /* [V1] 32-bit port address of Power Mgt 1b Event Reg Blk */
272     UINT32                  Pm1aControlBlock;   /* [V1] 32-bit port address of Power Mgt 1a Control Reg Blk */
273     UINT32                  Pm1bControlBlock;   /* [V1] 32-bit port address of Power Mgt 1b Control Reg Blk */
274     UINT32                  Pm2ControlBlock;    /* [V1] 32-bit port address of Power Mgt 2 Control Reg Blk */
275     UINT32                  PmTimerBlock;       /* [V1] 32-bit port address of Power Mgt Timer Ctrl Reg Blk */
276     UINT32                  Gpe0Block;          /* [V1] 32-bit port address of General Purpose Event 0 Reg Blk */
277     UINT32                  Gpe1Block;          /* [V1] 32-bit port address of General Purpose Event 1 Reg Blk */
278     UINT8                   Pm1EventLength;     /* [V1] Byte Length of ports at Pm1xEventBlock */
279     UINT8                   Pm1ControlLength;   /* [V1] Byte Length of ports at Pm1xControlBlock */
280     UINT8                   Pm2ControlLength;   /* [V1] Byte Length of ports at Pm2ControlBlock */
281     UINT8                   PmTimerLength;      /* [V1] Byte Length of ports at PmTimerBlock */
282     UINT8                   Gpe0BlockLength;    /* [V1] Byte Length of ports at Gpe0Block */
283     UINT8                   Gpe1BlockLength;    /* [V1] Byte Length of ports at Gpe1Block */
284     UINT8                   Gpe1Base;           /* [V1] Offset in GPE number space where GPE1 events start */
285     UINT8                   CstControl;         /* [V1] Support for the _CST object and C-States change notification */
286     UINT16                  C2Latency;          /* [V1] Worst case HW latency to enter/exit C2 state */
287     UINT16                  C3Latency;          /* [V1] Worst case HW latency to enter/exit C3 state */
288     UINT16                  FlushSize;          /* [V1] Processor memory cache line width, in bytes */
289     UINT16                  FlushStride;        /* [V1] Number of flush strides that need to be read */
290     UINT8                   DutyOffset;         /* [V1] Processor duty cycle index in processor P_CNT reg */
291     UINT8                   DutyWidth;          /* [V1] Processor duty cycle value bit width in P_CNT register */
292     UINT8                   DayAlarm;           /* [V1] Index to day-of-month alarm in RTC CMOS RAM */
293     UINT8                   MonthAlarm;         /* [V1] Index to month-of-year alarm in RTC CMOS RAM */
294     UINT8                   Century;            /* [V1] Index to century in RTC CMOS RAM */
295     UINT16                  BootFlags;          /* [V3] IA-PC Boot Architecture Flags (see below for individual flags) */
296     UINT8                   Reserved;           /* [V1] Reserved, must be zero */
297     UINT32                  Flags;              /* [V1] Miscellaneous flag bits (see below for individual flags) */
298     /* End of Version 1 FADT fields (ACPI 1.0) */
299 
300     ACPI_GENERIC_ADDRESS    ResetRegister;      /* [V3] 64-bit address of the Reset register */
301     UINT8                   ResetValue;         /* [V3] Value to write to the ResetRegister port to reset the system */
302     UINT16                  ArmBootFlags;       /* [V5] ARM-Specific Boot Flags (see below for individual flags) (ACPI 5.1) */
303     UINT8                   MinorRevision;      /* [V5] FADT Minor Revision (ACPI 5.1) */
304     UINT64                  XFacs;              /* [V3] 64-bit physical address of FACS */
305     UINT64                  XDsdt;              /* [V3] 64-bit physical address of DSDT */
306     ACPI_GENERIC_ADDRESS    XPm1aEventBlock;    /* [V3] 64-bit Extended Power Mgt 1a Event Reg Blk address */
307     ACPI_GENERIC_ADDRESS    XPm1bEventBlock;    /* [V3] 64-bit Extended Power Mgt 1b Event Reg Blk address */
308     ACPI_GENERIC_ADDRESS    XPm1aControlBlock;  /* [V3] 64-bit Extended Power Mgt 1a Control Reg Blk address */
309     ACPI_GENERIC_ADDRESS    XPm1bControlBlock;  /* [V3] 64-bit Extended Power Mgt 1b Control Reg Blk address */
310     ACPI_GENERIC_ADDRESS    XPm2ControlBlock;   /* [V3] 64-bit Extended Power Mgt 2 Control Reg Blk address */
311     ACPI_GENERIC_ADDRESS    XPmTimerBlock;      /* [V3] 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */
312     ACPI_GENERIC_ADDRESS    XGpe0Block;         /* [V3] 64-bit Extended General Purpose Event 0 Reg Blk address */
313     ACPI_GENERIC_ADDRESS    XGpe1Block;         /* [V3] 64-bit Extended General Purpose Event 1 Reg Blk address */
314     /* End of Version 3 FADT fields (ACPI 2.0) */
315 
316     ACPI_GENERIC_ADDRESS    SleepControl;       /* [V4] 64-bit Sleep Control register (ACPI 5.0) */
317     /* End of Version 4 FADT fields (ACPI 3.0 and ACPI 4.0) (Field was originally reserved in ACPI 3.0) */
318 
319     ACPI_GENERIC_ADDRESS    SleepStatus;        /* [V5] 64-bit Sleep Status register (ACPI 5.0) */
320     /* End of Version 5 FADT fields (ACPI 5.0) */
321 
322     UINT64                  HypervisorId;       /* [V6] Hypervisor Vendor ID (ACPI 6.0) */
323     /* End of Version 6 FADT fields (ACPI 6.0) */
324 
325 
326 } ACPI_TABLE_FADT;
327 
328 
329 /* Masks for FADT IA-PC Boot Architecture Flags (boot_flags) [Vx]=Introduced in this FADT revision */
330 
331 #define ACPI_FADT_LEGACY_DEVICES    (1)         /* 00: [V2] System has LPC or ISA bus devices */
332 #define ACPI_FADT_8042              (1<<1)      /* 01: [V3] System has an 8042 controller on port 60/64 */
333 #define ACPI_FADT_NO_VGA            (1<<2)      /* 02: [V4] It is not safe to probe for VGA hardware */
334 #define ACPI_FADT_NO_MSI            (1<<3)      /* 03: [V4] Message Signaled Interrupts (MSI) must not be enabled */
335 #define ACPI_FADT_NO_ASPM           (1<<4)      /* 04: [V4] PCIe ASPM control must not be enabled */
336 #define ACPI_FADT_NO_CMOS_RTC       (1<<5)      /* 05: [V5] No CMOS real-time clock present */
337 
338 /* Masks for FADT ARM Boot Architecture Flags (arm_boot_flags) ACPI 5.1 */
339 
340 #define ACPI_FADT_PSCI_COMPLIANT    (1)         /* 00: [V5] PSCI 0.2+ is implemented */
341 #define ACPI_FADT_PSCI_USE_HVC      (1<<1)      /* 01: [V5] HVC must be used instead of SMC as the PSCI conduit */
342 
343 /* Masks for FADT flags */
344 
345 #define ACPI_FADT_WBINVD            (1)         /* 00: [V1] The WBINVD instruction works properly */
346 #define ACPI_FADT_WBINVD_FLUSH      (1<<1)      /* 01: [V1] WBINVD flushes but does not invalidate caches */
347 #define ACPI_FADT_C1_SUPPORTED      (1<<2)      /* 02: [V1] All processors support C1 state */
348 #define ACPI_FADT_C2_MP_SUPPORTED   (1<<3)      /* 03: [V1] C2 state works on MP system */
349 #define ACPI_FADT_POWER_BUTTON      (1<<4)      /* 04: [V1] Power button is handled as a control method device */
350 #define ACPI_FADT_SLEEP_BUTTON      (1<<5)      /* 05: [V1] Sleep button is handled as a control method device */
351 #define ACPI_FADT_FIXED_RTC         (1<<6)      /* 06: [V1] RTC wakeup status is not in fixed register space */
352 #define ACPI_FADT_S4_RTC_WAKE       (1<<7)      /* 07: [V1] RTC alarm can wake system from S4 */
353 #define ACPI_FADT_32BIT_TIMER       (1<<8)      /* 08: [V1] ACPI timer width is 32-bit (0=24-bit) */
354 #define ACPI_FADT_DOCKING_SUPPORTED (1<<9)      /* 09: [V1] Docking supported */
355 #define ACPI_FADT_RESET_REGISTER    (1<<10)     /* 10: [V2] System reset via the FADT RESET_REG supported */
356 #define ACPI_FADT_SEALED_CASE       (1<<11)     /* 11: [V3] No internal expansion capabilities and case is sealed */
357 #define ACPI_FADT_HEADLESS          (1<<12)     /* 12: [V3] No local video capabilities or local input devices */
358 #define ACPI_FADT_SLEEP_TYPE        (1<<13)     /* 13: [V3] Must execute native instruction after writing  SLP_TYPx register */
359 #define ACPI_FADT_PCI_EXPRESS_WAKE  (1<<14)     /* 14: [V4] System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */
360 #define ACPI_FADT_PLATFORM_CLOCK    (1<<15)     /* 15: [V4] OSPM should use platform-provided timer (ACPI 3.0) */
361 #define ACPI_FADT_S4_RTC_VALID      (1<<16)     /* 16: [V4] Contents of RTC_STS valid after S4 wake (ACPI 3.0) */
362 #define ACPI_FADT_REMOTE_POWER_ON   (1<<17)     /* 17: [V4] System is compatible with remote power on (ACPI 3.0) */
363 #define ACPI_FADT_APIC_CLUSTER      (1<<18)     /* 18: [V4] All local APICs must use cluster model (ACPI 3.0) */
364 #define ACPI_FADT_APIC_PHYSICAL     (1<<19)     /* 19: [V4] All local xAPICs must use physical dest mode (ACPI 3.0) */
365 #define ACPI_FADT_HW_REDUCED        (1<<20)     /* 20: [V5] ACPI hardware is not implemented (ACPI 5.0) */
366 #define ACPI_FADT_LOW_POWER_S0      (1<<21)     /* 21: [V5] S0 power savings are equal or better than S3 (ACPI 5.0) */
367 
368 
369 /* Values for PreferredProfile (Preferred Power Management Profiles) */
370 
371 enum AcpiPreferredPmProfiles
372 {
373     PM_UNSPECIFIED          = 0,
374     PM_DESKTOP              = 1,
375     PM_MOBILE               = 2,
376     PM_WORKSTATION          = 3,
377     PM_ENTERPRISE_SERVER    = 4,
378     PM_SOHO_SERVER          = 5,
379     PM_APPLIANCE_PC         = 6,
380     PM_PERFORMANCE_SERVER   = 7,
381     PM_TABLET               = 8
382 };
383 
384 /* Values for SleepStatus and SleepControl registers (V5+ FADT) */
385 
386 #define ACPI_X_WAKE_STATUS          0x80
387 #define ACPI_X_SLEEP_TYPE_MASK      0x1C
388 #define ACPI_X_SLEEP_TYPE_POSITION  0x02
389 #define ACPI_X_SLEEP_ENABLE         0x20
390 
391 
392 /* Reset to default packing */
393 
394 #pragma pack()
395 
396 
397 /*
398  * Internal table-related structures
399  */
400 typedef union acpi_name_union
401 {
402     UINT32                          Integer;
403     char                            Ascii[4];
404 
405 } ACPI_NAME_UNION;
406 
407 
408 /* Internal ACPI Table Descriptor. One per ACPI table. */
409 
410 typedef struct acpi_table_desc
411 {
412     ACPI_PHYSICAL_ADDRESS           Address;
413     ACPI_TABLE_HEADER               *Pointer;
414     UINT32                          Length;     /* Length fixed at 32 bits (fixed in table header) */
415     ACPI_NAME_UNION                 Signature;
416     ACPI_OWNER_ID                   OwnerId;
417     UINT8                           Flags;
418 
419 } ACPI_TABLE_DESC;
420 
421 /* Masks for Flags field above */
422 
423 #define ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL  (0) /* Virtual address, external maintained */
424 #define ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL (1) /* Physical address, internally mapped */
425 #define ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL  (2) /* Virtual address, internallly allocated */
426 #define ACPI_TABLE_ORIGIN_MASK              (3)
427 #define ACPI_TABLE_IS_LOADED                (8)
428 
429 
430 /*
431  * Get the remaining ACPI tables
432  */
433 #include <contrib/dev/acpica/include/actbl1.h>
434 #include <contrib/dev/acpica/include/actbl2.h>
435 #include <contrib/dev/acpica/include/actbl3.h>
436 
437 /* Macros used to generate offsets to specific table fields */
438 
439 #define ACPI_FADT_OFFSET(f)             (UINT16) ACPI_OFFSET (ACPI_TABLE_FADT, f)
440 
441 /*
442  * Sizes of the various flavors of FADT. We need to look closely
443  * at the FADT length because the version number essentially tells
444  * us nothing because of many BIOS bugs where the version does not
445  * match the expected length. In other words, the length of the
446  * FADT is the bottom line as to what the version really is.
447  *
448  * NOTE: There is no officialy released V2 of the FADT. This
449  * version was used only for prototyping and testing during the
450  * 32-bit to 64-bit transition. V3 was the first official 64-bit
451  * version of the FADT.
452  *
453  * Update this list of defines when a new version of the FADT is
454  * added to the ACPI specification. Note that the FADT version is
455  * only incremented when new fields are appended to the existing
456  * version. Therefore, the FADT version is competely independent
457  * from the version of the ACPI specification where it is
458  * defined.
459  *
460  * For reference, the various FADT lengths are as follows:
461  *     FADT V1 size: 0x074      ACPI 1.0
462  *     FADT V3 size: 0x0F4      ACPI 2.0
463  *     FADT V4 size: 0x100      ACPI 3.0 and ACPI 4.0
464  *     FADT V5 size: 0x10C      ACPI 5.0
465  *     FADT V6 size: 0x114      ACPI 6.0
466  */
467 #define ACPI_FADT_V1_SIZE       (UINT32) (ACPI_FADT_OFFSET (Flags) + 4)         /* ACPI 1.0 */
468 #define ACPI_FADT_V3_SIZE       (UINT32) (ACPI_FADT_OFFSET (SleepControl))      /* ACPI 2.0 */
469 #define ACPI_FADT_V4_SIZE       (UINT32) (ACPI_FADT_OFFSET (SleepStatus))       /* ACPI 3.0 and ACPI 4.0 */
470 #define ACPI_FADT_V5_SIZE       (UINT32) (ACPI_FADT_OFFSET (HypervisorId))      /* ACPI 5.0 */
471 #define ACPI_FADT_V6_SIZE       (UINT32) (sizeof (ACPI_TABLE_FADT))             /* ACPI 6.0 */
472 
473 /* Update these when new FADT versions are added */
474 
475 #define ACPI_FADT_MAX_VERSION   6
476 #define ACPI_FADT_CONFORMANCE   "ACPI 6.1 (FADT version 6)"
477 
478 #endif /* __ACTBL_H__ */
479