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1498 serge 1
/******************************************************************************
2
 *
3
 * Name: actbl.h - Basic ACPI Table Definitions
4
 *
5
 *****************************************************************************/
6
 
7
/******************************************************************************
8
 *
9
 * 1. Copyright Notice
10
 *
11
 * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
12
 * All rights reserved.
13
 *
14
 * 2. License
15
 *
16
 * 2.1. This is your license from Intel Corp. under its intellectual property
17
 * rights.  You may have additional license terms from the party that provided
18
 * you this software, covering your right to use that party's intellectual
19
 * property rights.
20
 *
21
 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22
 * copy of the source code appearing in this file ("Covered Code") an
23
 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24
 * base code distributed originally by Intel ("Original Intel Code") to copy,
25
 * make derivatives, distribute, use and display any portion of the Covered
26
 * Code in any form, with the right to sublicense such rights; and
27
 *
28
 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29
 * license (with the right to sublicense), under only those claims of Intel
30
 * patents that are infringed by the Original Intel Code, to make, use, sell,
31
 * offer to sell, and import the Covered Code and derivative works thereof
32
 * solely to the minimum extent necessary to exercise the above copyright
33
 * license, and in no event shall the patent license extend to any additions
34
 * to or modifications of the Original Intel Code.  No other license or right
35
 * is granted directly or by implication, estoppel or otherwise;
36
 *
37
 * The above copyright and patent license is granted only if the following
38
 * conditions are met:
39
 *
40
 * 3. Conditions
41
 *
42
 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43
 * Redistribution of source code of any substantial portion of the Covered
44
 * Code or modification with rights to further distribute source must include
45
 * the above Copyright Notice, the above License, this list of Conditions,
46
 * and the following Disclaimer and Export Compliance provision.  In addition,
47
 * Licensee must cause all Covered Code to which Licensee contributes to
48
 * contain a file documenting the changes Licensee made to create that Covered
49
 * Code and the date of any change.  Licensee must include in that file the
50
 * documentation of any changes made by any predecessor Licensee.  Licensee
51
 * must include a prominent statement that the modification is derived,
52
 * directly or indirectly, from Original Intel Code.
53
 *
54
 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55
 * Redistribution of source code of any substantial portion of the Covered
56
 * Code or modification without rights to further distribute source must
57
 * include the following Disclaimer and Export Compliance provision in the
58
 * documentation and/or other materials provided with distribution.  In
59
 * addition, Licensee may not authorize further sublicense of source of any
60
 * portion of the Covered Code, and must include terms to the effect that the
61
 * license from Licensee to its licensee is limited to the intellectual
62
 * property embodied in the software Licensee provides to its licensee, and
63
 * not to intellectual property embodied in modifications its licensee may
64
 * make.
65
 *
66
 * 3.3. Redistribution of Executable. Redistribution in executable form of any
67
 * substantial portion of the Covered Code or modification must reproduce the
68
 * above Copyright Notice, and the following Disclaimer and Export Compliance
69
 * provision in the documentation and/or other materials provided with the
70
 * distribution.
71
 *
72
 * 3.4. Intel retains all right, title, and interest in and to the Original
73
 * Intel Code.
74
 *
75
 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76
 * Intel shall be used in advertising or otherwise to promote the sale, use or
77
 * other dealings in products derived from or relating to the Covered Code
78
 * without prior written authorization from Intel.
79
 *
80
 * 4. Disclaimer and Export Compliance
81
 *
82
 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83
 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84
 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
85
 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
86
 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
87
 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88
 * PARTICULAR PURPOSE.
89
 *
90
 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91
 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92
 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93
 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94
 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95
 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
96
 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97
 * LIMITED REMEDY.
98
 *
99
 * 4.3. Licensee shall not export, either directly or indirectly, any of this
100
 * software or system incorporating such software without first obtaining any
101
 * required license or other approval from the U. S. Department of Commerce or
102
 * any other agency or department of the United States Government.  In the
103
 * event Licensee exports any such software from the United States or
104
 * re-exports any such software from a foreign destination, Licensee shall
105
 * ensure that the distribution and export/re-export of the software is in
106
 * compliance with all laws, regulations, orders, or other restrictions of the
107
 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108
 * any of its subsidiaries will export/re-export any technical data, process,
109
 * software, or service, directly or indirectly, to any country for which the
110
 * United States government or any agency thereof requires an export license,
111
 * other governmental approval, or letter of assurance, without first obtaining
112
 * such license, approval or letter.
113
 *
114
 *****************************************************************************/
115
 
116
#ifndef __ACTBL_H__
117
#define __ACTBL_H__
118
 
119
 
120
/*******************************************************************************
121
 *
122
 * Fundamental ACPI tables
123
 *
124
 * This file contains definitions for the ACPI tables that are directly consumed
125
 * by ACPICA. All other tables are consumed by the OS-dependent ACPI-related
126
 * device drivers and other OS support code.
127
 *
128
 * The RSDP and FACS do not use the common ACPI table header. All other ACPI
129
 * tables use the header.
130
 *
131
 ******************************************************************************/
132
 
133
 
134
/*
135
 * Values for description table header signatures for tables defined in this
136
 * file. Useful because they make it more difficult to inadvertently type in
137
 * the wrong signature.
138
 */
139
#define ACPI_SIG_DSDT           "DSDT"      /* Differentiated System Description Table */
140
#define ACPI_SIG_FADT           "FACP"      /* Fixed ACPI Description Table */
141
#define ACPI_SIG_FACS           "FACS"      /* Firmware ACPI Control Structure */
142
#define ACPI_SIG_PSDT           "PSDT"      /* Persistent System Description Table */
143
#define ACPI_SIG_RSDP           "RSD PTR "  /* Root System Description Pointer */
144
#define ACPI_SIG_RSDT           "RSDT"      /* Root System Description Table */
145
#define ACPI_SIG_XSDT           "XSDT"      /* Extended  System Description Table */
146
#define ACPI_SIG_SSDT           "SSDT"      /* Secondary System Description Table */
147
#define ACPI_RSDP_NAME          "RSDP"      /* Short name for RSDP, not signature */
148
 
149
 
150
/*
151
 * All tables and structures must be byte-packed to match the ACPI
152
 * specification, since the tables are provided by the system BIOS
153
 */
154
#pragma pack(1)
155
 
156
/*
157
 * Note about bitfields: The UINT8 type is used for bitfields in ACPI tables.
158
 * This is the only type that is even remotely portable. Anything else is not
159
 * portable, so do not use any other bitfield types.
160
 */
161
 
162
 
163
/*******************************************************************************
164
 *
165
 * Master ACPI Table Header. This common header is used by all ACPI tables
166
 * except the RSDP and FACS.
167
 *
168
 ******************************************************************************/
169
 
170
typedef struct acpi_table_header
171
{
172
    char                    Signature[ACPI_NAME_SIZE];          /* ASCII table signature */
173
    UINT32                  Length;                             /* Length of table in bytes, including this header */
174
    UINT8                   Revision;                           /* ACPI Specification minor version # */
175
    UINT8                   Checksum;                           /* To make sum of entire table == 0 */
176
    char                    OemId[ACPI_OEM_ID_SIZE];            /* ASCII OEM identification */
177
    char                    OemTableId[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */
178
    UINT32                  OemRevision;                        /* OEM revision number */
179
    char                    AslCompilerId[ACPI_NAME_SIZE];      /* ASCII ASL compiler vendor ID */
180
    UINT32                  AslCompilerRevision;                /* ASL compiler version */
181
 
182
} ACPI_TABLE_HEADER;
183
 
184
 
185
/*******************************************************************************
186
 *
187
 * GAS - Generic Address Structure (ACPI 2.0+)
188
 *
189
 * Note: Since this structure is used in the ACPI tables, it is byte aligned.
190
 * If misaliged access is not supported by the hardware, accesses to the
191
 * 64-bit Address field must be performed with care.
192
 *
193
 ******************************************************************************/
194
 
195
typedef struct acpi_generic_address
196
{
197
    UINT8                   SpaceId;                /* Address space where struct or register exists */
198
    UINT8                   BitWidth;               /* Size in bits of given register */
199
    UINT8                   BitOffset;              /* Bit offset within the register */
200
    UINT8                   AccessWidth;            /* Minimum Access size (ACPI 3.0) */
201
    UINT64                  Address;                /* 64-bit address of struct or register */
202
 
203
} ACPI_GENERIC_ADDRESS;
204
 
205
 
206
/*******************************************************************************
207
 *
208
 * RSDP - Root System Description Pointer (Signature is "RSD PTR ")
209
 *        Version 2
210
 *
211
 ******************************************************************************/
212
 
213
typedef struct acpi_table_rsdp
214
{
215
    char                    Signature[8];               /* ACPI signature, contains "RSD PTR " */
216
    UINT8                   Checksum;                   /* ACPI 1.0 checksum */
217
    char                    OemId[ACPI_OEM_ID_SIZE];    /* OEM identification */
218
    UINT8                   Revision;                   /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */
219
    UINT32                  RsdtPhysicalAddress;        /* 32-bit physical address of the RSDT */
220
    UINT32                  Length;                     /* Table length in bytes, including header (ACPI 2.0+) */
221
    UINT64                  XsdtPhysicalAddress;        /* 64-bit physical address of the XSDT (ACPI 2.0+) */
222
    UINT8                   ExtendedChecksum;           /* Checksum of entire table (ACPI 2.0+) */
223
    UINT8                   Reserved[3];                /* Reserved, must be zero */
224
 
225
} ACPI_TABLE_RSDP;
226
 
227
#define ACPI_RSDP_REV0_SIZE     20                  /* Size of original ACPI 1.0 RSDP */
228
 
229
 
230
/*******************************************************************************
231
 *
232
 * RSDT/XSDT - Root System Description Tables
233
 *             Version 1 (both)
234
 *
235
 ******************************************************************************/
236
 
237
typedef struct acpi_table_rsdt
238
{
239
    ACPI_TABLE_HEADER       Header;                 /* Common ACPI table header */
240
    UINT32                  TableOffsetEntry[1];    /* Array of pointers to ACPI tables */
241
 
242
} ACPI_TABLE_RSDT;
243
 
244
typedef struct acpi_table_xsdt
245
{
246
    ACPI_TABLE_HEADER       Header;                 /* Common ACPI table header */
247
    UINT64                  TableOffsetEntry[1];    /* Array of pointers to ACPI tables */
248
 
249
} ACPI_TABLE_XSDT;
250
 
251
 
252
/*******************************************************************************
253
 *
254
 * FACS - Firmware ACPI Control Structure (FACS)
255
 *
256
 ******************************************************************************/
257
 
258
typedef struct acpi_table_facs
259
{
260
    char                    Signature[4];           /* ASCII table signature */
261
    UINT32                  Length;                 /* Length of structure, in bytes */
262
    UINT32                  HardwareSignature;      /* Hardware configuration signature */
263
    UINT32                  FirmwareWakingVector;   /* 32-bit physical address of the Firmware Waking Vector */
264
    UINT32                  GlobalLock;             /* Global Lock for shared hardware resources */
265
    UINT32                  Flags;
266
    UINT64                  XFirmwareWakingVector;  /* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */
267
    UINT8                   Version;                /* Version of this table (ACPI 2.0+) */
268
    UINT8                   Reserved[3];            /* Reserved, must be zero */
269
    UINT32                  OspmFlags;              /* Flags to be set by OSPM (ACPI 4.0) */
270
    UINT8                   Reserved1[24];          /* Reserved, must be zero */
271
 
272
} ACPI_TABLE_FACS;
273
 
274
/* Masks for GlobalLock flag field above */
275
 
276
#define ACPI_GLOCK_PENDING          (1)             /* 00: Pending global lock ownership */
277
#define ACPI_GLOCK_OWNED            (1<<1)          /* 01: Global lock is owned */
278
 
279
/* Masks for Flags field above  */
280
 
281
#define ACPI_FACS_S4_BIOS_PRESENT   (1)             /* 00: S4BIOS support is present */
282
#define ACPI_FACS_64BIT_WAKE        (1<<1)          /* 01: 64-bit wake vector supported (ACPI 4.0) */
283
 
284
/* Masks for OspmFlags field above */
285
 
286
#define ACPI_FACS_64BIT_ENVIRONMENT (1)             /* 00: 64-bit wake environment is required (ACPI 4.0) */
287
 
288
 
289
/*******************************************************************************
290
 *
291
 * FADT - Fixed ACPI Description Table (Signature "FACP")
292
 *        Version 4
293
 *
294
 ******************************************************************************/
295
 
296
/* Fields common to all versions of the FADT */
297
 
298
typedef struct acpi_table_fadt
299
{
300
    ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
301
    UINT32                  Facs;               /* 32-bit physical address of FACS */
302
    UINT32                  Dsdt;               /* 32-bit physical address of DSDT */
303
    UINT8                   Model;              /* System Interrupt Model (ACPI 1.0) - not used in ACPI 2.0+ */
304
    UINT8                   PreferredProfile;   /* Conveys preferred power management profile to OSPM. */
305
    UINT16                  SciInterrupt;       /* System vector of SCI interrupt */
306
    UINT32                  SmiCommand;         /* 32-bit Port address of SMI command port */
307
    UINT8                   AcpiEnable;         /* Value to write to smi_cmd to enable ACPI */
308
    UINT8                   AcpiDisable;        /* Value to write to smi_cmd to disable ACPI */
309
    UINT8                   S4BiosRequest;      /* Value to write to SMI CMD to enter S4BIOS state */
310
    UINT8                   PstateControl;      /* Processor performance state control*/
311
    UINT32                  Pm1aEventBlock;     /* 32-bit Port address of Power Mgt 1a Event Reg Blk */
312
    UINT32                  Pm1bEventBlock;     /* 32-bit Port address of Power Mgt 1b Event Reg Blk */
313
    UINT32                  Pm1aControlBlock;   /* 32-bit Port address of Power Mgt 1a Control Reg Blk */
314
    UINT32                  Pm1bControlBlock;   /* 32-bit Port address of Power Mgt 1b Control Reg Blk */
315
    UINT32                  Pm2ControlBlock;    /* 32-bit Port address of Power Mgt 2 Control Reg Blk */
316
    UINT32                  PmTimerBlock;       /* 32-bit Port address of Power Mgt Timer Ctrl Reg Blk */
317
    UINT32                  Gpe0Block;          /* 32-bit Port address of General Purpose Event 0 Reg Blk */
318
    UINT32                  Gpe1Block;          /* 32-bit Port address of General Purpose Event 1 Reg Blk */
319
    UINT8                   Pm1EventLength;     /* Byte Length of ports at Pm1xEventBlock */
320
    UINT8                   Pm1ControlLength;   /* Byte Length of ports at Pm1xControlBlock */
321
    UINT8                   Pm2ControlLength;   /* Byte Length of ports at Pm2ControlBlock */
322
    UINT8                   PmTimerLength;      /* Byte Length of ports at PmTimerBlock */
323
    UINT8                   Gpe0BlockLength;    /* Byte Length of ports at Gpe0Block */
324
    UINT8                   Gpe1BlockLength;    /* Byte Length of ports at Gpe1Block */
325
    UINT8                   Gpe1Base;           /* Offset in GPE number space where GPE1 events start */
326
    UINT8                   CstControl;         /* Support for the _CST object and C States change notification */
327
    UINT16                  C2Latency;          /* Worst case HW latency to enter/exit C2 state */
328
    UINT16                  C3Latency;          /* Worst case HW latency to enter/exit C3 state */
329
    UINT16                  FlushSize;          /* Processor's memory cache line width, in bytes */
330
    UINT16                  FlushStride;        /* Number of flush strides that need to be read */
331
    UINT8                   DutyOffset;         /* Processor duty cycle index in processor's P_CNT reg */
332
    UINT8                   DutyWidth;          /* Processor duty cycle value bit width in P_CNT register */
333
    UINT8                   DayAlarm;           /* Index to day-of-month alarm in RTC CMOS RAM */
334
    UINT8                   MonthAlarm;         /* Index to month-of-year alarm in RTC CMOS RAM */
335
    UINT8                   Century;            /* Index to century in RTC CMOS RAM */
336
    UINT16                  BootFlags;          /* IA-PC Boot Architecture Flags (see below for individual flags) */
337
    UINT8                   Reserved;           /* Reserved, must be zero */
338
    UINT32                  Flags;              /* Miscellaneous flag bits (see below for individual flags) */
339
    ACPI_GENERIC_ADDRESS    ResetRegister;      /* 64-bit address of the Reset register */
340
    UINT8                   ResetValue;         /* Value to write to the ResetRegister port to reset the system */
341
    UINT8                   Reserved4[3];       /* Reserved, must be zero */
342
    UINT64                  XFacs;              /* 64-bit physical address of FACS */
343
    UINT64                  XDsdt;              /* 64-bit physical address of DSDT */
344
    ACPI_GENERIC_ADDRESS    XPm1aEventBlock;    /* 64-bit Extended Power Mgt 1a Event Reg Blk address */
345
    ACPI_GENERIC_ADDRESS    XPm1bEventBlock;    /* 64-bit Extended Power Mgt 1b Event Reg Blk address */
346
    ACPI_GENERIC_ADDRESS    XPm1aControlBlock;  /* 64-bit Extended Power Mgt 1a Control Reg Blk address */
347
    ACPI_GENERIC_ADDRESS    XPm1bControlBlock;  /* 64-bit Extended Power Mgt 1b Control Reg Blk address */
348
    ACPI_GENERIC_ADDRESS    XPm2ControlBlock;   /* 64-bit Extended Power Mgt 2 Control Reg Blk address */
349
    ACPI_GENERIC_ADDRESS    XPmTimerBlock;      /* 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */
350
    ACPI_GENERIC_ADDRESS    XGpe0Block;         /* 64-bit Extended General Purpose Event 0 Reg Blk address */
351
    ACPI_GENERIC_ADDRESS    XGpe1Block;         /* 64-bit Extended General Purpose Event 1 Reg Blk address */
352
 
353
} ACPI_TABLE_FADT;
354
 
355
 
356
/* Masks for FADT Boot Architecture Flags (BootFlags) */
357
 
358
#define ACPI_FADT_LEGACY_DEVICES    (1)         /* 00: [V2] System has LPC or ISA bus devices */
359
#define ACPI_FADT_8042              (1<<1)      /* 01: [V3] System has an 8042 controller on port 60/64 */
360
#define ACPI_FADT_NO_VGA            (1<<2)      /* 02: [V4] It is not safe to probe for VGA hardware */
361
#define ACPI_FADT_NO_MSI            (1<<3)      /* 03: [V4] Message Signaled Interrupts (MSI) must not be enabled */
362
#define ACPI_FADT_NO_ASPM           (1<<4)      /* 04: [V4] PCIe ASPM control must not be enabled */
363
 
364
/* Masks for FADT flags */
365
 
366
#define ACPI_FADT_WBINVD            (1)         /* 00: [V1] The wbinvd instruction works properly */
367
#define ACPI_FADT_WBINVD_FLUSH      (1<<1)      /* 01: [V1] wbinvd flushes but does not invalidate caches */
368
#define ACPI_FADT_C1_SUPPORTED      (1<<2)      /* 02: [V1] All processors support C1 state */
369
#define ACPI_FADT_C2_MP_SUPPORTED   (1<<3)      /* 03: [V1] C2 state works on MP system */
370
#define ACPI_FADT_POWER_BUTTON      (1<<4)      /* 04: [V1] Power button is handled as a control method device */
371
#define ACPI_FADT_SLEEP_BUTTON      (1<<5)      /* 05: [V1] Sleep button is handled as a control method device */
372
#define ACPI_FADT_FIXED_RTC         (1<<6)      /* 06: [V1] RTC wakeup status not in fixed register space */
373
#define ACPI_FADT_S4_RTC_WAKE       (1<<7)      /* 07: [V1] RTC alarm can wake system from S4 */
374
#define ACPI_FADT_32BIT_TIMER       (1<<8)      /* 08: [V1] ACPI timer width is 32-bit (0=24-bit) */
375
#define ACPI_FADT_DOCKING_SUPPORTED (1<<9)      /* 09: [V1] Docking supported */
376
#define ACPI_FADT_RESET_REGISTER    (1<<10)     /* 10: [V2] System reset via the FADT RESET_REG supported */
377
#define ACPI_FADT_SEALED_CASE       (1<<11)     /* 11: [V3] No internal expansion capabilities and case is sealed */
378
#define ACPI_FADT_HEADLESS          (1<<12)     /* 12: [V3] No local video capabilities or local input devices */
379
#define ACPI_FADT_SLEEP_TYPE        (1<<13)     /* 13: [V3] Must execute native instruction after writing  SLP_TYPx register */
380
#define ACPI_FADT_PCI_EXPRESS_WAKE  (1<<14)     /* 14: [V4] System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */
381
#define ACPI_FADT_PLATFORM_CLOCK    (1<<15)     /* 15: [V4] OSPM should use platform-provided timer (ACPI 3.0) */
382
#define ACPI_FADT_S4_RTC_VALID      (1<<16)     /* 16: [V4] Contents of RTC_STS valid after S4 wake (ACPI 3.0) */
383
#define ACPI_FADT_REMOTE_POWER_ON   (1<<17)     /* 17: [V4] System is compatible with remote power on (ACPI 3.0) */
384
#define ACPI_FADT_APIC_CLUSTER      (1<<18)     /* 18: [V4] All local APICs must use cluster model (ACPI 3.0) */
385
#define ACPI_FADT_APIC_PHYSICAL     (1<<19)     /* 19: [V4] All local xAPICs must use physical dest mode (ACPI 3.0) */
386
 
387
 
388
/* Values for PreferredProfile (Prefered Power Management Profiles) */
389
 
390
enum AcpiPreferedPmProfiles
391
{
392
    PM_UNSPECIFIED          = 0,
393
    PM_DESKTOP              = 1,
394
    PM_MOBILE               = 2,
395
    PM_WORKSTATION          = 3,
396
    PM_ENTERPRISE_SERVER    = 4,
397
    PM_SOHO_SERVER          = 5,
398
    PM_APPLIANCE_PC         = 6
399
};
400
 
401
 
402
/* Reset to default packing */
403
 
404
#pragma pack()
405
 
406
 
407
/*
408
 * Internal table-related structures
409
 */
410
typedef union acpi_name_union
411
{
412
    UINT32                          Integer;
413
    char                            Ascii[4];
414
 
415
} ACPI_NAME_UNION;
416
 
417
 
418
/* Internal ACPI Table Descriptor. One per ACPI table. */
419
 
420
typedef struct acpi_table_desc
421
{
422
    ACPI_PHYSICAL_ADDRESS           Address;
423
    ACPI_TABLE_HEADER               *Pointer;
424
    UINT32                          Length;     /* Length fixed at 32 bits */
425
    ACPI_NAME_UNION                 Signature;
426
    ACPI_OWNER_ID                   OwnerId;
427
    UINT8                           Flags;
428
 
429
} ACPI_TABLE_DESC;
430
 
431
/* Masks for Flags field above */
432
 
433
#define ACPI_TABLE_ORIGIN_UNKNOWN       (0)
434
#define ACPI_TABLE_ORIGIN_MAPPED        (1)
435
#define ACPI_TABLE_ORIGIN_ALLOCATED     (2)
436
#define ACPI_TABLE_ORIGIN_OVERRIDE      (4)
437
#define ACPI_TABLE_ORIGIN_MASK          (7)
438
#define ACPI_TABLE_IS_LOADED            (8)
439
 
440
 
441
/*
442
 * Get the remaining ACPI tables
443
 */
444
#include "actbl1.h"
445
#include "actbl2.h"
446
 
447
/* Macros used to generate offsets to specific table fields */
448
 
449
#define ACPI_FADT_OFFSET(f)             (UINT8) ACPI_OFFSET (ACPI_TABLE_FADT, f)
450
 
451
#endif /* __ACTBL_H__ */