include/acpi/acrestyp.h

   1 /******************************************************************************
   2  *
   3  * Name: acrestyp.h - Defines, types, and structures for resource descriptors
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2012, 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 __ACRESTYP_H__
  45 #define __ACRESTYP_H__
  46
  47 /*
  48  * Definitions for Resource Attributes
  49  */
  50 typedef u16 acpi_rs_length;     /* Resource Length field is fixed at 16 bits */
  51 typedef u32 acpi_rsdesc_size;   /* Max Resource Descriptor size is (Length+3) = (64K-1)+3 */
  52
  53 /*
  54  * Memory Attributes
  55  */
  56 #define ACPI_READ_ONLY_MEMORY           (u8) 0x00
  57 #define ACPI_READ_WRITE_MEMORY          (u8) 0x01
  58
  59 #define ACPI_NON_CACHEABLE_MEMORY       (u8) 0x00
  60 #define ACPI_CACHABLE_MEMORY            (u8) 0x01
  61 #define ACPI_WRITE_COMBINING_MEMORY     (u8) 0x02
  62 #define ACPI_PREFETCHABLE_MEMORY        (u8) 0x03
  63
  64 /*! [Begin] no source code translation */
  65 /*
  66  * IO Attributes
  67  * The ISA IO ranges are:     n000-n0FFh,  n400-n4FFh, n800-n8FFh, nC00-nCFFh.
  68  * The non-ISA IO ranges are: n100-n3FFh,  n500-n7FFh, n900-nBFFh, nCD0-nFFFh.
  69  */
  70 /*! [End] no source code translation !*/
  71
  72 #define ACPI_NON_ISA_ONLY_RANGES        (u8) 0x01
  73 #define ACPI_ISA_ONLY_RANGES            (u8) 0x02
  74 #define ACPI_ENTIRE_RANGE               (ACPI_NON_ISA_ONLY_RANGES | ACPI_ISA_ONLY_RANGES)
  75
  76 /* Type of translation - 1=Sparse, 0=Dense */
  77
  78 #define ACPI_SPARSE_TRANSLATION         (u8) 0x01
  79
  80 /*
  81  * IO Port Descriptor Decode
  82  */
  83 #define ACPI_DECODE_10                  (u8) 0x00       /* 10-bit IO address decode */
  84 #define ACPI_DECODE_16                  (u8) 0x01       /* 16-bit IO address decode */
  85
  86 /*
  87  * Interrupt attributes - used in multiple descriptors
  88  */
  89
  90 /* Triggering */
  91
  92 #define ACPI_LEVEL_SENSITIVE            (u8) 0x00
  93 #define ACPI_EDGE_SENSITIVE             (u8) 0x01
  94
  95 /* Polarity */
  96
  97 #define ACPI_ACTIVE_HIGH                (u8) 0x00
  98 #define ACPI_ACTIVE_LOW                 (u8) 0x01
  99 #define ACPI_ACTIVE_BOTH                (u8) 0x02
 100
 101 /* Sharing */
 102
 103 #define ACPI_EXCLUSIVE                  (u8) 0x00
 104 #define ACPI_SHARED                     (u8) 0x01
 105 #define ACPI_EXCLUSIVE_AND_WAKE         (u8) 0x02
 106 #define ACPI_SHARED_AND_WAKE            (u8) 0x03
 107
 108 /*
 109  * DMA Attributes
 110  */
 111 #define ACPI_COMPATIBILITY              (u8) 0x00
 112 #define ACPI_TYPE_A                     (u8) 0x01
 113 #define ACPI_TYPE_B                     (u8) 0x02
 114 #define ACPI_TYPE_F                     (u8) 0x03
 115
 116 #define ACPI_NOT_BUS_MASTER             (u8) 0x00
 117 #define ACPI_BUS_MASTER                 (u8) 0x01
 118
 119 #define ACPI_TRANSFER_8                 (u8) 0x00
 120 #define ACPI_TRANSFER_8_16              (u8) 0x01
 121 #define ACPI_TRANSFER_16                (u8) 0x02
 122
 123 /*
 124  * Start Dependent Functions Priority definitions
 125  */
 126 #define ACPI_GOOD_CONFIGURATION         (u8) 0x00
 127 #define ACPI_ACCEPTABLE_CONFIGURATION   (u8) 0x01
 128 #define ACPI_SUB_OPTIMAL_CONFIGURATION  (u8) 0x02
 129
 130 /*
 131  * 16, 32 and 64-bit Address Descriptor resource types
 132  */
 133 #define ACPI_MEMORY_RANGE               (u8) 0x00
 134 #define ACPI_IO_RANGE                   (u8) 0x01
 135 #define ACPI_BUS_NUMBER_RANGE           (u8) 0x02
 136
 137 #define ACPI_ADDRESS_NOT_FIXED          (u8) 0x00
 138 #define ACPI_ADDRESS_FIXED              (u8) 0x01
 139
 140 #define ACPI_POS_DECODE                 (u8) 0x00
 141 #define ACPI_SUB_DECODE                 (u8) 0x01
 142
 143 /* Producer/Consumer */
 144
 145 #define ACPI_PRODUCER                   (u8) 0x00
 146 #define ACPI_CONSUMER                   (u8) 0x01
 147
 148 /*
 149  * If possible, pack the following structures to byte alignment
 150  */
 151 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
 152 #pragma pack(1)
 153 #endif
 154
 155 /* UUID data structures for use in vendor-defined resource descriptors */
 156
 157 struct acpi_uuid {
 158         u8 data[ACPI_UUID_LENGTH];
 159 };
 160
 161 struct acpi_vendor_uuid {
 162         u8 subtype;
 163         u8 data[ACPI_UUID_LENGTH];
 164 };
 165
 166 /*
 167  * Structures used to describe device resources
 168  */
 169 struct acpi_resource_irq {
 170         u8 descriptor_length;
 171         u8 triggering;
 172         u8 polarity;
 173         u8 sharable;
 174         u8 interrupt_count;
 175         u8 interrupts[1];
 176 };
 177
 178 struct acpi_resource_dma {
 179         u8 type;
 180         u8 bus_master;
 181         u8 transfer;
 182         u8 channel_count;
 183         u8 channels[1];
 184 };
 185
 186 struct acpi_resource_start_dependent {
 187         u8 descriptor_length;
 188         u8 compatibility_priority;
 189         u8 performance_robustness;
 190 };
 191
 192 /*
 193  * The END_DEPENDENT_FUNCTIONS_RESOURCE struct is not
 194  * needed because it has no fields
 195  */
 196
 197 struct acpi_resource_io {
 198         u8 io_decode;
 199         u8 alignment;
 200         u8 address_length;
 201         u16 minimum;
 202         u16 maximum;
 203 };
 204
 205 struct acpi_resource_fixed_io {
 206         u16 address;
 207         u8 address_length;
 208 };
 209
 210 struct acpi_resource_fixed_dma {
 211         u16 request_lines;
 212         u16 channels;
 213         u8 width;
 214 };
 215
 216 /* Values for Width field above */
 217
 218 #define ACPI_DMA_WIDTH8                         0
 219 #define ACPI_DMA_WIDTH16                        1
 220 #define ACPI_DMA_WIDTH32                        2
 221 #define ACPI_DMA_WIDTH64                        3
 222 #define ACPI_DMA_WIDTH128                       4
 223 #define ACPI_DMA_WIDTH256                       5
 224
 225 struct acpi_resource_vendor {
 226         u16 byte_length;
 227         u8 byte_data[1];
 228 };
 229
 230 /* Vendor resource with UUID info (introduced in ACPI 3.0) */
 231
 232 struct acpi_resource_vendor_typed {
 233         u16 byte_length;
 234         u8 uuid_subtype;
 235         u8 uuid[ACPI_UUID_LENGTH];
 236         u8 byte_data[1];
 237 };
 238
 239 struct acpi_resource_end_tag {
 240         u8 checksum;
 241 };
 242
 243 struct acpi_resource_memory24 {
 244         u8 write_protect;
 245         u16 minimum;
 246         u16 maximum;
 247         u16 alignment;
 248         u16 address_length;
 249 };
 250
 251 struct acpi_resource_memory32 {
 252         u8 write_protect;
 253         u32 minimum;
 254         u32 maximum;
 255         u32 alignment;
 256         u32 address_length;
 257 };
 258
 259 struct acpi_resource_fixed_memory32 {
 260         u8 write_protect;
 261         u32 address;
 262         u32 address_length;
 263 };
 264
 265 struct acpi_memory_attribute {
 266         u8 write_protect;
 267         u8 caching;
 268         u8 range_type;
 269         u8 translation;
 270 };
 271
 272 struct acpi_io_attribute {
 273         u8 range_type;
 274         u8 translation;
 275         u8 translation_type;
 276         u8 reserved1;
 277 };
 278
 279 union acpi_resource_attribute {
 280         struct acpi_memory_attribute mem;
 281         struct acpi_io_attribute io;
 282
 283         /* Used for the *word_space macros */
 284
 285         u8 type_specific;
 286 };
 287
 288 struct acpi_resource_source {
 289         u8 index;
 290         u16 string_length;
 291         char *string_ptr;
 292 };
 293
 294 /* Fields common to all address descriptors, 16/32/64 bit */
 295
 296 #define ACPI_RESOURCE_ADDRESS_COMMON \
 297         u8                                      resource_type; \
 298         u8                                      producer_consumer; \
 299         u8                                      decode; \
 300         u8                                      min_address_fixed; \
 301         u8                                      max_address_fixed; \
 302         union acpi_resource_attribute           info;
 303
 304 struct acpi_resource_address {
 305 ACPI_RESOURCE_ADDRESS_COMMON};
 306
 307 struct acpi_resource_address16 {
 308         ACPI_RESOURCE_ADDRESS_COMMON u16 granularity;
 309         u16 minimum;
 310         u16 maximum;
 311         u16 translation_offset;
 312         u16 address_length;
 313         struct acpi_resource_source resource_source;
 314 };
 315
 316 struct acpi_resource_address32 {
 317         ACPI_RESOURCE_ADDRESS_COMMON u32 granularity;
 318         u32 minimum;
 319         u32 maximum;
 320         u32 translation_offset;
 321         u32 address_length;
 322         struct acpi_resource_source resource_source;
 323 };
 324
 325 struct acpi_resource_address64 {
 326         ACPI_RESOURCE_ADDRESS_COMMON u64 granularity;
 327         u64 minimum;
 328         u64 maximum;
 329         u64 translation_offset;
 330         u64 address_length;
 331         struct acpi_resource_source resource_source;
 332 };
 333
 334 struct acpi_resource_extended_address64 {
 335         ACPI_RESOURCE_ADDRESS_COMMON u8 revision_ID;
 336         u64 granularity;
 337         u64 minimum;
 338         u64 maximum;
 339         u64 translation_offset;
 340         u64 address_length;
 341         u64 type_specific;
 342 };
 343
 344 struct acpi_resource_extended_irq {
 345         u8 producer_consumer;
 346         u8 triggering;
 347         u8 polarity;
 348         u8 sharable;
 349         u8 interrupt_count;
 350         struct acpi_resource_source resource_source;
 351         u32 interrupts[1];
 352 };
 353
 354 struct acpi_resource_generic_register {
 355         u8 space_id;
 356         u8 bit_width;
 357         u8 bit_offset;
 358         u8 access_size;
 359         u64 address;
 360 };
 361
 362 struct acpi_resource_gpio {
 363         u8 revision_id;
 364         u8 connection_type;
 365         u8 producer_consumer;   /* For values, see Producer/Consumer above */
 366         u8 pin_config;
 367         u8 sharable;            /* For values, see Interrupt Attributes above */
 368         u8 io_restriction;
 369         u8 triggering;          /* For values, see Interrupt Attributes above */
 370         u8 polarity;            /* For values, see Interrupt Attributes above */
 371         u16 drive_strength;
 372         u16 debounce_timeout;
 373         u16 pin_table_length;
 374         u16 vendor_length;
 375         struct acpi_resource_source resource_source;
 376         u16 *pin_table;
 377         u8 *vendor_data;
 378 };
 379
 380 /* Values for GPIO connection_type field above */
 381
 382 #define ACPI_RESOURCE_GPIO_TYPE_INT             0
 383 #define ACPI_RESOURCE_GPIO_TYPE_IO              1
 384
 385 /* Values for pin_config field above */
 386
 387 #define ACPI_PIN_CONFIG_DEFAULT                 0
 388 #define ACPI_PIN_CONFIG_PULLUP                  1
 389 #define ACPI_PIN_CONFIG_PULLDOWN                2
 390 #define ACPI_PIN_CONFIG_NOPULL                  3
 391
 392 /* Values for io_restriction field above */
 393
 394 #define ACPI_IO_RESTRICT_NONE                   0
 395 #define ACPI_IO_RESTRICT_INPUT                  1
 396 #define ACPI_IO_RESTRICT_OUTPUT                 2
 397 #define ACPI_IO_RESTRICT_NONE_PRESERVE          3
 398
 399 /* Common structure for I2C, SPI, and UART serial descriptors */
 400
 401 #define ACPI_RESOURCE_SERIAL_COMMON \
 402         u8                                      revision_id; \
 403         u8                                      type; \
 404         u8                                      producer_consumer;   /* For values, see Producer/Consumer above */\
 405         u8                                      slave_mode; \
 406         u8                                      type_revision_id; \
 407         u16                                     type_data_length; \
 408         u16                                     vendor_length; \
 409         struct acpi_resource_source             resource_source; \
 410         u8                                      *vendor_data;
 411
 412 struct acpi_resource_common_serialbus {
 413 ACPI_RESOURCE_SERIAL_COMMON};
 414
 415 /* Values for the Type field above */
 416
 417 #define ACPI_RESOURCE_SERIAL_TYPE_I2C           1
 418 #define ACPI_RESOURCE_SERIAL_TYPE_SPI           2
 419 #define ACPI_RESOURCE_SERIAL_TYPE_UART          3
 420
 421 /* Values for slave_mode field above */
 422
 423 #define ACPI_CONTROLLER_INITIATED               0
 424 #define ACPI_DEVICE_INITIATED                   1
 425
 426 struct acpi_resource_i2c_serialbus {
 427         ACPI_RESOURCE_SERIAL_COMMON u8 access_mode;
 428         u16 slave_address;
 429         u32 connection_speed;
 430 };
 431
 432 /* Values for access_mode field above */
 433
 434 #define ACPI_I2C_7BIT_MODE                      0
 435 #define ACPI_I2C_10BIT_MODE                     1
 436
 437 struct acpi_resource_spi_serialbus {
 438         ACPI_RESOURCE_SERIAL_COMMON u8 wire_mode;
 439         u8 device_polarity;
 440         u8 data_bit_length;
 441         u8 clock_phase;
 442         u8 clock_polarity;
 443         u16 device_selection;
 444         u32 connection_speed;
 445 };
 446
 447 /* Values for wire_mode field above */
 448
 449 #define ACPI_SPI_4WIRE_MODE                     0
 450 #define ACPI_SPI_3WIRE_MODE                     1
 451
 452 /* Values for device_polarity field above */
 453
 454 #define ACPI_SPI_ACTIVE_LOW                     0
 455 #define ACPI_SPI_ACTIVE_HIGH                    1
 456
 457 /* Values for clock_phase field above */
 458
 459 #define ACPI_SPI_FIRST_PHASE                    0
 460 #define ACPI_SPI_SECOND_PHASE                   1
 461
 462 /* Values for clock_polarity field above */
 463
 464 #define ACPI_SPI_START_LOW                      0
 465 #define ACPI_SPI_START_HIGH                     1
 466
 467 struct acpi_resource_uart_serialbus {
 468         ACPI_RESOURCE_SERIAL_COMMON u8 endian;
 469         u8 data_bits;
 470         u8 stop_bits;
 471         u8 flow_control;
 472         u8 parity;
 473         u8 lines_enabled;
 474         u16 rx_fifo_size;
 475         u16 tx_fifo_size;
 476         u32 default_baud_rate;
 477 };
 478
 479 /* Values for Endian field above */
 480
 481 #define ACPI_UART_LITTLE_ENDIAN                 0
 482 #define ACPI_UART_BIG_ENDIAN                    1
 483
 484 /* Values for data_bits field above */
 485
 486 #define ACPI_UART_5_DATA_BITS                   0
 487 #define ACPI_UART_6_DATA_BITS                   1
 488 #define ACPI_UART_7_DATA_BITS                   2
 489 #define ACPI_UART_8_DATA_BITS                   3
 490 #define ACPI_UART_9_DATA_BITS                   4
 491
 492 /* Values for stop_bits field above */
 493
 494 #define ACPI_UART_NO_STOP_BITS                  0
 495 #define ACPI_UART_1_STOP_BIT                    1
 496 #define ACPI_UART_1P5_STOP_BITS                 2
 497 #define ACPI_UART_2_STOP_BITS                   3
 498
 499 /* Values for flow_control field above */
 500
 501 #define ACPI_UART_FLOW_CONTROL_NONE             0
 502 #define ACPI_UART_FLOW_CONTROL_HW               1
 503 #define ACPI_UART_FLOW_CONTROL_XON_XOFF         2
 504
 505 /* Values for Parity field above */
 506
 507 #define ACPI_UART_PARITY_NONE                   0
 508 #define ACPI_UART_PARITY_EVEN                   1
 509 #define ACPI_UART_PARITY_ODD                    2
 510 #define ACPI_UART_PARITY_MARK                   3
 511 #define ACPI_UART_PARITY_SPACE                  4
 512
 513 /* Values for lines_enabled bitfield above */
 514
 515 #define ACPI_UART_CARRIER_DETECT                (1<<2)
 516 #define ACPI_UART_RING_INDICATOR                (1<<3)
 517 #define ACPI_UART_DATA_SET_READY                (1<<4)
 518 #define ACPI_UART_DATA_TERMINAL_READY           (1<<5)
 519 #define ACPI_UART_CLEAR_TO_SEND                 (1<<6)
 520 #define ACPI_UART_REQUEST_TO_SEND               (1<<7)
 521
 522 /* ACPI_RESOURCE_TYPEs */
 523
 524 #define ACPI_RESOURCE_TYPE_IRQ                  0
 525 #define ACPI_RESOURCE_TYPE_DMA                  1
 526 #define ACPI_RESOURCE_TYPE_START_DEPENDENT      2
 527 #define ACPI_RESOURCE_TYPE_END_DEPENDENT        3
 528 #define ACPI_RESOURCE_TYPE_IO                   4
 529 #define ACPI_RESOURCE_TYPE_FIXED_IO             5
 530 #define ACPI_RESOURCE_TYPE_VENDOR               6
 531 #define ACPI_RESOURCE_TYPE_END_TAG              7
 532 #define ACPI_RESOURCE_TYPE_MEMORY24             8
 533 #define ACPI_RESOURCE_TYPE_MEMORY32             9
 534 #define ACPI_RESOURCE_TYPE_FIXED_MEMORY32       10
 535 #define ACPI_RESOURCE_TYPE_ADDRESS16            11
 536 #define ACPI_RESOURCE_TYPE_ADDRESS32            12
 537 #define ACPI_RESOURCE_TYPE_ADDRESS64            13
 538 #define ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64   14      /* ACPI 3.0 */
 539 #define ACPI_RESOURCE_TYPE_EXTENDED_IRQ         15
 540 #define ACPI_RESOURCE_TYPE_GENERIC_REGISTER     16
 541 #define ACPI_RESOURCE_TYPE_GPIO                 17      /* ACPI 5.0 */
 542 #define ACPI_RESOURCE_TYPE_FIXED_DMA            18      /* ACPI 5.0 */
 543 #define ACPI_RESOURCE_TYPE_SERIAL_BUS           19      /* ACPI 5.0 */
 544 #define ACPI_RESOURCE_TYPE_MAX                  19
 545
 546 /* Master union for resource descriptors */
 547
 548 union acpi_resource_data {
 549         struct acpi_resource_irq irq;
 550         struct acpi_resource_dma dma;
 551         struct acpi_resource_start_dependent start_dpf;
 552         struct acpi_resource_io io;
 553         struct acpi_resource_fixed_io fixed_io;
 554         struct acpi_resource_fixed_dma fixed_dma;
 555         struct acpi_resource_vendor vendor;
 556         struct acpi_resource_vendor_typed vendor_typed;
 557         struct acpi_resource_end_tag end_tag;
 558         struct acpi_resource_memory24 memory24;
 559         struct acpi_resource_memory32 memory32;
 560         struct acpi_resource_fixed_memory32 fixed_memory32;
 561         struct acpi_resource_address16 address16;
 562         struct acpi_resource_address32 address32;
 563         struct acpi_resource_address64 address64;
 564         struct acpi_resource_extended_address64 ext_address64;
 565         struct acpi_resource_extended_irq extended_irq;
 566         struct acpi_resource_generic_register generic_reg;
 567         struct acpi_resource_gpio gpio;
 568         struct acpi_resource_i2c_serialbus i2c_serial_bus;
 569         struct acpi_resource_spi_serialbus spi_serial_bus;
 570         struct acpi_resource_uart_serialbus uart_serial_bus;
 571         struct acpi_resource_common_serialbus common_serial_bus;
 572
 573         /* Common fields */
 574
 575         struct acpi_resource_address address;   /* Common 16/32/64 address fields */
 576 };
 577
 578 /* Common resource header */
 579
 580 struct acpi_resource {
 581         u32 type;
 582         u32 length;
 583         union acpi_resource_data data;
 584 };
 585
 586 /* restore default alignment */
 587
 588 #pragma pack()
 589
 590 #define ACPI_RS_SIZE_NO_DATA                8   /* Id + Length fields */
 591 #define ACPI_RS_SIZE_MIN                    (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12)
 592 #define ACPI_RS_SIZE(type)                  (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type))
 593
 594 #define ACPI_NEXT_RESOURCE(res)             (struct acpi_resource *)((u8 *) res + res->length)
 595
 596 struct acpi_pci_routing_table {
 597         u32 length;
 598         u32 pin;
 599         u64 address;            /* here for 64-bit alignment */
 600         u32 source_index;
 601         char source[4];         /* pad to 64 bits so sizeof() works in all cases */
 602 };
 603
 604 #endif                          /* __ACRESTYP_H__ */