1 /****************************************************************************** 2 * 3 * Name: actbl.h - Basic ACPI Table Definitions 4 * $Revision: 1.7 $ 5 * 6 *****************************************************************************/ 7 8 /****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2006, Intel Corp. 13 * All rights reserved. 14 * 15 * 2. License 16 * 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 20 * property rights. 21 * 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 28 * 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; 37 * 38 * The above copyright and patent license is granted only if the following 39 * conditions are met: 40 * 41 * 3. Conditions 42 * 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. 54 * 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 65 * make. 66 * 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 71 * distribution. 72 * 73 * 3.4. Intel retains all right, title, and interest in and to the Original 74 * Intel Code. 75 * 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. 80 * 81 * 4. Disclaimer and Export Compliance 82 * 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 89 * PARTICULAR PURPOSE. 90 * 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 98 * LIMITED REMEDY. 99 * 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. 114 * 115 *****************************************************************************/ 116 117 #ifndef __ACTBL_H__ 118 #define __ACTBL_H__ 119 120 /* 121 * Values for description table header signatures. Useful because they make 122 * it more difficult to inadvertently type in the wrong signature. 123 */ 124 #define DSDT_SIG "DSDT" /* Differentiated System Description Table */ 125 #define FADT_SIG "FACP" /* Fixed ACPI Description Table */ 126 #define FACS_SIG "FACS" /* Firmware ACPI Control Structure */ 127 #define PSDT_SIG "PSDT" /* Persistent System Description Table */ 128 #define RSDP_SIG "RSD PTR " /* Root System Description Pointer */ 129 #define RSDT_SIG "RSDT" /* Root System Description Table */ 130 #define XSDT_SIG "XSDT" /* Extended System Description Table */ 131 #define SSDT_SIG "SSDT" /* Secondary System Description Table */ 132 #define RSDP_NAME "RSDP" 133 134 135 /* 136 * All tables and structures must be byte-packed to match the ACPI 137 * specification, since the tables are provided by the system BIOS 138 */ 139 #pragma pack(1) 140 141 142 /* 143 * These are the ACPI tables that are directly consumed by the subsystem. 144 * 145 * The RSDP and FACS do not use the common ACPI table header. All other ACPI 146 * tables use the header. 147 * 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. 151 */ 152 153 /******************************************************************************* 154 * 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 157 * other ACPI tables 158 * 159 ******************************************************************************/ 160 161 #define ACPI_TABLE_HEADER_DEF \ 162 char Signature[4]; /* ASCII table signature */ \ 163 UINT32 Length; /* Length of table in bytes, including this header */ \ 164 UINT8 Revision; /* ACPI Specification minor version # */ \ 165 UINT8 Checksum; /* To make sum of entire table == 0 */ \ 166 char OemId[6]; /* ASCII OEM identification */ \ 167 char OemTableId[8]; /* ASCII OEM table identification */ \ 168 UINT32 OemRevision; /* OEM revision number */ \ 169 char AslCompilerId[4]; /* ASCII ASL compiler vendor ID */ \ 170 UINT32 AslCompilerRevision; /* ASL compiler version */ 171 172 typedef struct acpi_table_header { 173 ACPI_TABLE_HEADER_DEF 174 } ACPI_TABLE_HEADER; 175 176 177 /* 178 * GAS - Generic Address Structure (ACPI 2.0+) 179 */ 180 typedef struct acpi_generic_address { 181 UINT8 AddressSpaceId; /* Address space where struct or register exists */ 182 UINT8 RegisterBitWidth; /* Size in bits of given register */ 183 UINT8 RegisterBitOffset; /* Bit offset within the register */ 184 UINT8 AccessWidth; /* Minimum Access size (ACPI 3.0) */ 185 UINT64 Address; /* 64-bit address of struct or register */ 186 } ACPI_GENERIC_ADDRESS; 187 188 189 /******************************************************************************* 190 * 191 * RSDP - Root System Description Pointer (Signature is "RSD PTR ") 192 * 193 ******************************************************************************/ 194 195 typedef struct rsdp_descriptor { 196 char Signature[8]; /* ACPI signature, contains "RSD PTR " */ 197 UINT8 Checksum; /* ACPI 1.0 checksum */ 198 char OemId[6]; /* OEM identification */ 199 UINT8 Revision; /* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */ 200 UINT32 RsdtPhysicalAddress;/* 32-bit physical address of the RSDT */ 201 UINT32 Length; /* Table length in bytes, including header (ACPI 2.0+) */ 202 UINT64 XsdtPhysicalAddress;/* 64-bit physical address of the XSDT (ACPI 2.0+) */ 203 UINT8 ExtendedChecksum; /* Checksum of entire table (ACPI 2.0+) */ 204 UINT8 Reserved[3]; /* Reserved, must be zero */ 205 } RSDP_DESCRIPTOR; 206 207 #define ACPI_RSDP_REV0_SIZE 20 /* Size of original ACPI 1.0 RSDP */ 208 209 210 /******************************************************************************* 211 * 212 * RSDT/XSDT - Root System Description Tables 213 * 214 ******************************************************************************/ 215 216 typedef struct rsdt_descriptor { 217 ACPI_TABLE_HEADER_DEF 218 UINT32 TableOffsetEntry[1];/* Array of pointers to ACPI tables */ 219 } RSDT_DESCRIPTOR; 220 221 typedef struct xsdt_descriptor { 222 ACPI_TABLE_HEADER_DEF 223 UINT64 TableOffsetEntry[1];/* Array of pointers to ACPI tables */ 224 } XSDT_DESCRIPTOR; 225 226 227 /******************************************************************************* 228 * 229 * FACS - Firmware ACPI Control Structure (FACS) 230 * 231 ******************************************************************************/ 232 233 typedef struct facs_descriptor { 234 char Signature[4]; /* ASCII table signature */ 235 UINT32 Length; /* Length of structure, in bytes */ 236 UINT32 HardwareSignature; /* Hardware configuration signature */ 237 UINT32 FirmwareWakingVector;/* 32-bit physical address of the Firmware Waking Vector */ 238 UINT32 GlobalLock; /* Global Lock for shared hardware resources */ 239 240 /* Flags (32 bits) */ 241 242 UINT8 S4Bios_f : 1;/* 00: S4BIOS support is present */ 243 UINT8 : 7;/* 01-07: Reserved, must be zero */ 244 UINT8 Reserved1[3]; /* 08-31: Reserved, must be zero */ 245 246 UINT64 XFirmwareWakingVector;/* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */ 247 UINT8 Version; /* Version of this table (ACPI 2.0+) */ 248 UINT8 Reserved[31]; /* Reserved, must be zero */ 249 } FACS_DESCRIPTOR; 250 251 #define ACPI_GLOCK_PENDING 0x01 /* 00: Pending global lock ownership */ 252 #define ACPI_GLOCK_OWNED 0x02 /* 01: Global lock is owned */ 253 254 255 /* 256 * Common FACS - This is a version-independent FACS structure used for internal use only 257 */ 258 typedef struct acpi_common_facs { 259 UINT32 *GlobalLock; 260 UINT64 *FirmwareWakingVector; 261 UINT8 VectorWidth; 262 } ACPI_COMMON_FACS; 263 264 265 /******************************************************************************* 266 * 267 * FADT - Fixed ACPI Description Table (Signature "FACP") 268 * 269 ******************************************************************************/ 270 271 /* Fields common to all versions of the FADT */ 272 273 #define ACPI_FADT_COMMON \ 274 ACPI_TABLE_HEADER_DEF \ 275 UINT32 V1_FirmwareCtrl; /* 32-bit physical address of FACS */ \ 276 UINT32 V1_Dsdt; /* 32-bit physical address of DSDT */ \ 277 UINT8 Reserved1; /* System Interrupt Model isn't used in ACPI 2.0*/ \ 278 UINT8 Prefer_PM_Profile; /* Conveys preferred power management profile to OSPM. */ \ 279 UINT16 SciInt; /* System vector of SCI interrupt */ \ 280 UINT32 SmiCmd; /* Port address of SMI command port */ \ 281 UINT8 AcpiEnable; /* Value to write to smi_cmd to enable ACPI */ \ 282 UINT8 AcpiDisable; /* Value to write to smi_cmd to disable ACPI */ \ 283 UINT8 S4BiosReq; /* Value to write to SMI CMD to enter S4BIOS state */ \ 284 UINT8 PstateCnt; /* Processor performance state control*/ \ 285 UINT32 V1_Pm1aEvtBlk; /* Port address of Power Mgt 1a Event Reg Blk */ \ 286 UINT32 V1_Pm1bEvtBlk; /* Port address of Power Mgt 1b Event Reg Blk */ \ 287 UINT32 V1_Pm1aCntBlk; /* Port address of Power Mgt 1a Control Reg Blk */ \ 288 UINT32 V1_Pm1bCntBlk; /* Port address of Power Mgt 1b Control Reg Blk */ \ 289 UINT32 V1_Pm2CntBlk; /* Port address of Power Mgt 2 Control Reg Blk */ \ 290 UINT32 V1_PmTmrBlk; /* Port address of Power Mgt Timer Ctrl Reg Blk */ \ 291 UINT32 V1_Gpe0Blk; /* Port addr of General Purpose AcpiEvent 0 Reg Blk */ \ 292 UINT32 V1_Gpe1Blk; /* Port addr of General Purpose AcpiEvent 1 Reg Blk */ \ 293 UINT8 Pm1EvtLen; /* Byte Length of ports at pm1X_evt_blk */ \ 294 UINT8 Pm1CntLen; /* Byte Length of ports at pm1X_cnt_blk */ \ 295 UINT8 Pm2CntLen; /* Byte Length of ports at pm2_cnt_blk */ \ 296 UINT8 PmTmLen; /* Byte Length of ports at pm_tm_blk */ \ 297 UINT8 Gpe0BlkLen; /* Byte Length of ports at gpe0_blk */ \ 298 UINT8 Gpe1BlkLen; /* Byte Length of ports at gpe1_blk */ \ 299 UINT8 Gpe1Base; /* Offset in gpe model where gpe1 events start */ \ 300 UINT8 CstCnt; /* Support for the _CST object and C States change notification.*/ \ 301 UINT16 Plvl2Lat; /* Worst case HW latency to enter/exit C2 state */ \ 302 UINT16 Plvl3Lat; /* Worst case HW latency to enter/exit C3 state */ \ 303 UINT16 FlushSize; /* Processor's memory cache line width, in bytes */ \ 304 UINT16 FlushStride; /* Number of flush strides that need to be read */ \ 305 UINT8 DutyOffset; /* Processor's duty cycle index in processor's P_CNT reg*/ \ 306 UINT8 DutyWidth; /* Processor's duty cycle value bit width in P_CNT register.*/ \ 307 UINT8 DayAlrm; /* Index to day-of-month alarm in RTC CMOS RAM */ \ 308 UINT8 MonAlrm; /* Index to month-of-year alarm in RTC CMOS RAM */ \ 309 UINT8 Century; /* Index to century in RTC CMOS RAM */ \ 310 UINT16 IapcBootArch; /* IA-PC Boot Architecture Flags. See Table 5-10 for description*/ \ 311 UINT8 Reserved2; /* Reserved, must be zero */ 312 313 314 /* 315 * ACPI 2.0+ FADT 316 */ 317 typedef struct fadt_descriptor { 318 ACPI_FADT_COMMON 319 320 /* Flags (32 bits) */ 321 322 UINT8 WbInvd : 1;/* 00: The wbinvd instruction works properly */ 323 UINT8 WbInvdFlush : 1;/* 01: The wbinvd flushes but does not invalidate */ 324 UINT8 ProcC1 : 1;/* 02: All processors support C1 state */ 325 UINT8 Plvl2Up : 1;/* 03: C2 state works on MP system */ 326 UINT8 PwrButton : 1;/* 04: Power button is handled as a generic feature */ 327 UINT8 SleepButton : 1;/* 05: Sleep button is handled as a generic feature, or not present */ 328 UINT8 FixedRTC : 1;/* 06: RTC wakeup stat not in fixed register space */ 329 UINT8 Rtcs4 : 1;/* 07: RTC wakeup stat not possible from S4 */ 330 UINT8 TmrValExt : 1;/* 08: tmr_val is 32 bits 0=24-bits */ 331 UINT8 DockCap : 1;/* 09: Docking supported */ 332 UINT8 ResetRegSup : 1;/* 10: System reset via the FADT RESET_REG supported */ 333 UINT8 SealedCase : 1;/* 11: No internal expansion capabilities and case is sealed */ 334 UINT8 Headless : 1;/* 12: No local video capabilities or local input devices */ 335 UINT8 CpuSwSleep : 1;/* 13: Must execute native instruction after writing SLP_TYPx register */ 336 337 UINT8 PciExpWak : 1;/* 14: System supports PCIEXP_WAKE (STS/EN) bits (ACPI 3.0) */ 338 UINT8 UsePlatformClock : 1;/* 15: OSPM should use platform-provided timer (ACPI 3.0) */ 339 UINT8 S4RtcStsValid : 1;/* 16: Contents of RTC_STS valid after S4 wake (ACPI 3.0) */ 340 UINT8 RemotePowerOnCapable : 1;/* 17: System is compatible with remote power on (ACPI 3.0) */ 341 UINT8 ForceApicClusterModel : 1;/* 18: All local APICs must use cluster model (ACPI 3.0) */ 342 UINT8 ForceApicPhysicalDestinationMode : 1;/* 19: All local xAPICs must use physical dest mode (ACPI 3.0) */ 343 UINT8 : 4;/* 20-23: Reserved, must be zero */ 344 UINT8 Reserved3; /* 24-31: Reserved, must be zero */ 345 346 ACPI_GENERIC_ADDRESS ResetRegister; /* Reset register address in GAS format */ 347 UINT8 ResetValue; /* Value to write to the ResetRegister port to reset the system */ 348 UINT8 Reserved4[3]; /* These three bytes must be zero */ 349 UINT64 XFirmwareCtrl; /* 64-bit physical address of FACS */ 350 UINT64 XDsdt; /* 64-bit physical address of DSDT */ 351 ACPI_GENERIC_ADDRESS XPm1aEvtBlk; /* Extended Power Mgt 1a AcpiEvent Reg Blk address */ 352 ACPI_GENERIC_ADDRESS XPm1bEvtBlk; /* Extended Power Mgt 1b AcpiEvent Reg Blk address */ 353 ACPI_GENERIC_ADDRESS XPm1aCntBlk; /* Extended Power Mgt 1a Control Reg Blk address */ 354 ACPI_GENERIC_ADDRESS XPm1bCntBlk; /* Extended Power Mgt 1b Control Reg Blk address */ 355 ACPI_GENERIC_ADDRESS XPm2CntBlk; /* Extended Power Mgt 2 Control Reg Blk address */ 356 ACPI_GENERIC_ADDRESS XPmTmrBlk; /* Extended Power Mgt Timer Ctrl Reg Blk address */ 357 ACPI_GENERIC_ADDRESS XGpe0Blk; /* Extended General Purpose AcpiEvent 0 Reg Blk address */ 358 ACPI_GENERIC_ADDRESS XGpe1Blk; /* Extended General Purpose AcpiEvent 1 Reg Blk address */ 359 } FADT_DESCRIPTOR; 360 361 362 /* 363 * "Down-revved" ACPI 2.0 FADT descriptor 364 * Defined here to allow compiler to generate the length of the struct 365 */ 366 typedef struct fadt_descriptor_rev2_minus { 367 ACPI_FADT_COMMON 368 UINT32 Flags; 369 ACPI_GENERIC_ADDRESS ResetRegister; /* Reset register address in GAS format */ 370 UINT8 ResetValue; /* Value to write to the ResetRegister port to reset the system. */ 371 UINT8 Reserved7[3]; /* Reserved, must be zero */ 372 } FADT_DESCRIPTOR_REV2_MINUS; 373 374 375 /* 376 * ACPI 1.0 FADT 377 * Defined here to allow compiler to generate the length of the struct 378 */ 379 typedef struct fadt_descriptor_rev1 { 380 ACPI_FADT_COMMON 381 UINT32 Flags; 382 } FADT_DESCRIPTOR_REV1; 383 384 385 /* FADT: Prefered Power Management Profiles */ 386 387 #define PM_UNSPECIFIED 0 388 #define PM_DESKTOP 1 389 #define PM_MOBILE 2 390 #define PM_WORKSTATION 3 391 #define PM_ENTERPRISE_SERVER 4 392 #define PM_SOHO_SERVER 5 393 #define PM_APPLIANCE_PC 6 394 395 /* FADT: Boot Arch Flags */ 396 397 #define BAF_LEGACY_DEVICES 0x0001 398 #define BAF_8042_KEYBOARD_CONTROLLER 0x0002 399 400 #define FADT2_REVISION_ID 3 401 #define FADT2_MINUS_REVISION_ID 2 402 403 404 /* Reset to default packing */ 405 406 #pragma pack() 407 408 /* 409 * This macro is temporary until the table bitfield flag definitions 410 * are removed and replaced by a Flags field. 411 */ 412 #define ACPI_FLAG_OFFSET(d, f, o) (UINT8) (ACPI_OFFSET (d,f) +\ 413 sizeof(((d *)0)->f) + o) 414 /* 415 * Get the remaining ACPI tables 416 */ 417 #include "Acpi_v1.h" 418 419 /* 420 * ACPI Table information. We save the table address, length, 421 * and type of memory allocation (mapped or allocated) for each 422 * table for 1) when we exit, and 2) if a new table is installed 423 */ 424 #define ACPI_MEM_NOT_ALLOCATED 0 425 #define ACPI_MEM_ALLOCATED 1 426 #define ACPI_MEM_MAPPED 2 427 428 /* Definitions for the Flags bitfield member of ACPI_TABLE_SUPPORT */ 429 430 #define ACPI_TABLE_SINGLE 0x00 431 #define ACPI_TABLE_MULTIPLE 0x01 432 #define ACPI_TABLE_EXECUTABLE 0x02 433 434 #define ACPI_TABLE_ROOT 0x00 435 #define ACPI_TABLE_PRIMARY 0x10 436 #define ACPI_TABLE_SECONDARY 0x20 437 #define ACPI_TABLE_ALL 0x30 438 #define ACPI_TABLE_TYPE_MASK 0x30 439 440 /* Data about each known table type */ 441 442 typedef struct acpi_table_support { 443 char *Name; 444 char *Signature; 445 void **GlobalPtr; 446 UINT8 SigLength; 447 UINT8 Flags; 448 } ACPI_TABLE_SUPPORT; 449 450 451 /* Macros used to generate offsets to specific table fields */ 452 453 #define ACPI_FACS_OFFSET(f) (UINT8) ACPI_OFFSET (FACS_DESCRIPTOR,f) 454 #define ACPI_FADT_OFFSET(f) (UINT8) ACPI_OFFSET (FADT_DESCRIPTOR, f) 455 #define ACPI_GAS_OFFSET(f) (UINT8) ACPI_OFFSET (ACPI_GENERIC_ADDRESS,f) 456 #define ACPI_HDR_OFFSET(f) (UINT8) ACPI_OFFSET (ACPI_TABLE_HEADER,f) 457 #define ACPI_RSDP_OFFSET(f) (UINT8) ACPI_OFFSET (RSDP_DESCRIPTOR,f) 458 459 #define ACPI_FADT_FLAG_OFFSET(f, o) ACPI_FLAG_OFFSET (FADT_DESCRIPTOR,f,o) 460 #define ACPI_FACS_FLAG_OFFSET(f, o) ACPI_FLAG_OFFSET (FACS_DESCRIPTOR,f,o) 461 462 #endif /* __ACTBL_H__ */ 463