1 /****************************************************************************** 2 * 3 * Name: acrestyp.h - Defines, types, and structures for resource descriptors 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2013, 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 105 106 /* Wake */ 107 108 #define ACPI_NOT_WAKE_CAPABLE (u8) 0x00 109 #define ACPI_WAKE_CAPABLE (u8) 0x01 110 111 /* 112 * DMA Attributes 113 */ 114 #define ACPI_COMPATIBILITY (u8) 0x00 115 #define ACPI_TYPE_A (u8) 0x01 116 #define ACPI_TYPE_B (u8) 0x02 117 #define ACPI_TYPE_F (u8) 0x03 118 119 #define ACPI_NOT_BUS_MASTER (u8) 0x00 120 #define ACPI_BUS_MASTER (u8) 0x01 121 122 #define ACPI_TRANSFER_8 (u8) 0x00 123 #define ACPI_TRANSFER_8_16 (u8) 0x01 124 #define ACPI_TRANSFER_16 (u8) 0x02 125 126 /* 127 * Start Dependent Functions Priority definitions 128 */ 129 #define ACPI_GOOD_CONFIGURATION (u8) 0x00 130 #define ACPI_ACCEPTABLE_CONFIGURATION (u8) 0x01 131 #define ACPI_SUB_OPTIMAL_CONFIGURATION (u8) 0x02 132 133 /* 134 * 16, 32 and 64-bit Address Descriptor resource types 135 */ 136 #define ACPI_MEMORY_RANGE (u8) 0x00 137 #define ACPI_IO_RANGE (u8) 0x01 138 #define ACPI_BUS_NUMBER_RANGE (u8) 0x02 139 140 #define ACPI_ADDRESS_NOT_FIXED (u8) 0x00 141 #define ACPI_ADDRESS_FIXED (u8) 0x01 142 143 #define ACPI_POS_DECODE (u8) 0x00 144 #define ACPI_SUB_DECODE (u8) 0x01 145 146 /* Producer/Consumer */ 147 148 #define ACPI_PRODUCER (u8) 0x00 149 #define ACPI_CONSUMER (u8) 0x01 150 151 /* 152 * If possible, pack the following structures to byte alignment 153 */ 154 #ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED 155 #pragma pack(1) 156 #endif 157 158 /* UUID data structures for use in vendor-defined resource descriptors */ 159 160 struct acpi_uuid { 161 u8 data[ACPI_UUID_LENGTH]; 162 }; 163 164 struct acpi_vendor_uuid { 165 u8 subtype; 166 u8 data[ACPI_UUID_LENGTH]; 167 }; 168 169 /* 170 * Structures used to describe device resources 171 */ 172 struct acpi_resource_irq { 173 u8 descriptor_length; 174 u8 triggering; 175 u8 polarity; 176 u8 sharable; 177 u8 wake_capable; 178 u8 interrupt_count; 179 u8 interrupts[1]; 180 }; 181 182 struct acpi_resource_dma { 183 u8 type; 184 u8 bus_master; 185 u8 transfer; 186 u8 channel_count; 187 u8 channels[1]; 188 }; 189 190 struct acpi_resource_start_dependent { 191 u8 descriptor_length; 192 u8 compatibility_priority; 193 u8 performance_robustness; 194 }; 195 196 /* 197 * The END_DEPENDENT_FUNCTIONS_RESOURCE struct is not 198 * needed because it has no fields 199 */ 200 201 struct acpi_resource_io { 202 u8 io_decode; 203 u8 alignment; 204 u8 address_length; 205 u16 minimum; 206 u16 maximum; 207 }; 208 209 struct acpi_resource_fixed_io { 210 u16 address; 211 u8 address_length; 212 }; 213 214 struct acpi_resource_fixed_dma { 215 u16 request_lines; 216 u16 channels; 217 u8 width; 218 }; 219 220 /* Values for Width field above */ 221 222 #define ACPI_DMA_WIDTH8 0 223 #define ACPI_DMA_WIDTH16 1 224 #define ACPI_DMA_WIDTH32 2 225 #define ACPI_DMA_WIDTH64 3 226 #define ACPI_DMA_WIDTH128 4 227 #define ACPI_DMA_WIDTH256 5 228 229 struct acpi_resource_vendor { 230 u16 byte_length; 231 u8 byte_data[1]; 232 }; 233 234 /* Vendor resource with UUID info (introduced in ACPI 3.0) */ 235 236 struct acpi_resource_vendor_typed { 237 u16 byte_length; 238 u8 uuid_subtype; 239 u8 uuid[ACPI_UUID_LENGTH]; 240 u8 byte_data[1]; 241 }; 242 243 struct acpi_resource_end_tag { 244 u8 checksum; 245 }; 246 247 struct acpi_resource_memory24 { 248 u8 write_protect; 249 u16 minimum; 250 u16 maximum; 251 u16 alignment; 252 u16 address_length; 253 }; 254 255 struct acpi_resource_memory32 { 256 u8 write_protect; 257 u32 minimum; 258 u32 maximum; 259 u32 alignment; 260 u32 address_length; 261 }; 262 263 struct acpi_resource_fixed_memory32 { 264 u8 write_protect; 265 u32 address; 266 u32 address_length; 267 }; 268 269 struct acpi_memory_attribute { 270 u8 write_protect; 271 u8 caching; 272 u8 range_type; 273 u8 translation; 274 }; 275 276 struct acpi_io_attribute { 277 u8 range_type; 278 u8 translation; 279 u8 translation_type; 280 u8 reserved1; 281 }; 282 283 union acpi_resource_attribute { 284 struct acpi_memory_attribute mem; 285 struct acpi_io_attribute io; 286 287 /* Used for the *word_space macros */ 288 289 u8 type_specific; 290 }; 291 292 struct acpi_resource_source { 293 u8 index; 294 u16 string_length; 295 char *string_ptr; 296 }; 297 298 /* Fields common to all address descriptors, 16/32/64 bit */ 299 300 #define ACPI_RESOURCE_ADDRESS_COMMON \ 301 u8 resource_type; \ 302 u8 producer_consumer; \ 303 u8 decode; \ 304 u8 min_address_fixed; \ 305 u8 max_address_fixed; \ 306 union acpi_resource_attribute info; 307 308 struct acpi_resource_address { 309 ACPI_RESOURCE_ADDRESS_COMMON}; 310 311 struct acpi_resource_address16 { 312 ACPI_RESOURCE_ADDRESS_COMMON u16 granularity; 313 u16 minimum; 314 u16 maximum; 315 u16 translation_offset; 316 u16 address_length; 317 struct acpi_resource_source resource_source; 318 }; 319 320 struct acpi_resource_address32 { 321 ACPI_RESOURCE_ADDRESS_COMMON u32 granularity; 322 u32 minimum; 323 u32 maximum; 324 u32 translation_offset; 325 u32 address_length; 326 struct acpi_resource_source resource_source; 327 }; 328 329 struct acpi_resource_address64 { 330 ACPI_RESOURCE_ADDRESS_COMMON u64 granularity; 331 u64 minimum; 332 u64 maximum; 333 u64 translation_offset; 334 u64 address_length; 335 struct acpi_resource_source resource_source; 336 }; 337 338 struct acpi_resource_extended_address64 { 339 ACPI_RESOURCE_ADDRESS_COMMON u8 revision_ID; 340 u64 granularity; 341 u64 minimum; 342 u64 maximum; 343 u64 translation_offset; 344 u64 address_length; 345 u64 type_specific; 346 }; 347 348 struct acpi_resource_extended_irq { 349 u8 producer_consumer; 350 u8 triggering; 351 u8 polarity; 352 u8 sharable; 353 u8 wake_capable; 354 u8 interrupt_count; 355 struct acpi_resource_source resource_source; 356 u32 interrupts[1]; 357 }; 358 359 struct acpi_resource_generic_register { 360 u8 space_id; 361 u8 bit_width; 362 u8 bit_offset; 363 u8 access_size; 364 u64 address; 365 }; 366 367 struct acpi_resource_gpio { 368 u8 revision_id; 369 u8 connection_type; 370 u8 producer_consumer; /* For values, see Producer/Consumer above */ 371 u8 pin_config; 372 u8 sharable; /* For values, see Interrupt Attributes above */ 373 u8 wake_capable; /* For values, see Interrupt Attributes above */ 374 u8 io_restriction; 375 u8 triggering; /* For values, see Interrupt Attributes above */ 376 u8 polarity; /* For values, see Interrupt Attributes above */ 377 u16 drive_strength; 378 u16 debounce_timeout; 379 u16 pin_table_length; 380 u16 vendor_length; 381 struct acpi_resource_source resource_source; 382 u16 *pin_table; 383 u8 *vendor_data; 384 }; 385 386 /* Values for GPIO connection_type field above */ 387 388 #define ACPI_RESOURCE_GPIO_TYPE_INT 0 389 #define ACPI_RESOURCE_GPIO_TYPE_IO 1 390 391 /* Values for pin_config field above */ 392 393 #define ACPI_PIN_CONFIG_DEFAULT 0 394 #define ACPI_PIN_CONFIG_PULLUP 1 395 #define ACPI_PIN_CONFIG_PULLDOWN 2 396 #define ACPI_PIN_CONFIG_NOPULL 3 397 398 /* Values for io_restriction field above */ 399 400 #define ACPI_IO_RESTRICT_NONE 0 401 #define ACPI_IO_RESTRICT_INPUT 1 402 #define ACPI_IO_RESTRICT_OUTPUT 2 403 #define ACPI_IO_RESTRICT_NONE_PRESERVE 3 404 405 /* Common structure for I2C, SPI, and UART serial descriptors */ 406 407 #define ACPI_RESOURCE_SERIAL_COMMON \ 408 u8 revision_id; \ 409 u8 type; \ 410 u8 producer_consumer; /* For values, see Producer/Consumer above */\ 411 u8 slave_mode; \ 412 u8 type_revision_id; \ 413 u16 type_data_length; \ 414 u16 vendor_length; \ 415 struct acpi_resource_source resource_source; \ 416 u8 *vendor_data; 417 418 struct acpi_resource_common_serialbus { 419 ACPI_RESOURCE_SERIAL_COMMON}; 420 421 /* Values for the Type field above */ 422 423 #define ACPI_RESOURCE_SERIAL_TYPE_I2C 1 424 #define ACPI_RESOURCE_SERIAL_TYPE_SPI 2 425 #define ACPI_RESOURCE_SERIAL_TYPE_UART 3 426 427 /* Values for slave_mode field above */ 428 429 #define ACPI_CONTROLLER_INITIATED 0 430 #define ACPI_DEVICE_INITIATED 1 431 432 struct acpi_resource_i2c_serialbus { 433 ACPI_RESOURCE_SERIAL_COMMON u8 access_mode; 434 u16 slave_address; 435 u32 connection_speed; 436 }; 437 438 /* Values for access_mode field above */ 439 440 #define ACPI_I2C_7BIT_MODE 0 441 #define ACPI_I2C_10BIT_MODE 1 442 443 struct acpi_resource_spi_serialbus { 444 ACPI_RESOURCE_SERIAL_COMMON u8 wire_mode; 445 u8 device_polarity; 446 u8 data_bit_length; 447 u8 clock_phase; 448 u8 clock_polarity; 449 u16 device_selection; 450 u32 connection_speed; 451 }; 452 453 /* Values for wire_mode field above */ 454 455 #define ACPI_SPI_4WIRE_MODE 0 456 #define ACPI_SPI_3WIRE_MODE 1 457 458 /* Values for device_polarity field above */ 459 460 #define ACPI_SPI_ACTIVE_LOW 0 461 #define ACPI_SPI_ACTIVE_HIGH 1 462 463 /* Values for clock_phase field above */ 464 465 #define ACPI_SPI_FIRST_PHASE 0 466 #define ACPI_SPI_SECOND_PHASE 1 467 468 /* Values for clock_polarity field above */ 469 470 #define ACPI_SPI_START_LOW 0 471 #define ACPI_SPI_START_HIGH 1 472 473 struct acpi_resource_uart_serialbus { 474 ACPI_RESOURCE_SERIAL_COMMON u8 endian; 475 u8 data_bits; 476 u8 stop_bits; 477 u8 flow_control; 478 u8 parity; 479 u8 lines_enabled; 480 u16 rx_fifo_size; 481 u16 tx_fifo_size; 482 u32 default_baud_rate; 483 }; 484 485 /* Values for Endian field above */ 486 487 #define ACPI_UART_LITTLE_ENDIAN 0 488 #define ACPI_UART_BIG_ENDIAN 1 489 490 /* Values for data_bits field above */ 491 492 #define ACPI_UART_5_DATA_BITS 0 493 #define ACPI_UART_6_DATA_BITS 1 494 #define ACPI_UART_7_DATA_BITS 2 495 #define ACPI_UART_8_DATA_BITS 3 496 #define ACPI_UART_9_DATA_BITS 4 497 498 /* Values for stop_bits field above */ 499 500 #define ACPI_UART_NO_STOP_BITS 0 501 #define ACPI_UART_1_STOP_BIT 1 502 #define ACPI_UART_1P5_STOP_BITS 2 503 #define ACPI_UART_2_STOP_BITS 3 504 505 /* Values for flow_control field above */ 506 507 #define ACPI_UART_FLOW_CONTROL_NONE 0 508 #define ACPI_UART_FLOW_CONTROL_HW 1 509 #define ACPI_UART_FLOW_CONTROL_XON_XOFF 2 510 511 /* Values for Parity field above */ 512 513 #define ACPI_UART_PARITY_NONE 0 514 #define ACPI_UART_PARITY_EVEN 1 515 #define ACPI_UART_PARITY_ODD 2 516 #define ACPI_UART_PARITY_MARK 3 517 #define ACPI_UART_PARITY_SPACE 4 518 519 /* Values for lines_enabled bitfield above */ 520 521 #define ACPI_UART_CARRIER_DETECT (1<<2) 522 #define ACPI_UART_RING_INDICATOR (1<<3) 523 #define ACPI_UART_DATA_SET_READY (1<<4) 524 #define ACPI_UART_DATA_TERMINAL_READY (1<<5) 525 #define ACPI_UART_CLEAR_TO_SEND (1<<6) 526 #define ACPI_UART_REQUEST_TO_SEND (1<<7) 527 528 /* ACPI_RESOURCE_TYPEs */ 529 530 #define ACPI_RESOURCE_TYPE_IRQ 0 531 #define ACPI_RESOURCE_TYPE_DMA 1 532 #define ACPI_RESOURCE_TYPE_START_DEPENDENT 2 533 #define ACPI_RESOURCE_TYPE_END_DEPENDENT 3 534 #define ACPI_RESOURCE_TYPE_IO 4 535 #define ACPI_RESOURCE_TYPE_FIXED_IO 5 536 #define ACPI_RESOURCE_TYPE_VENDOR 6 537 #define ACPI_RESOURCE_TYPE_END_TAG 7 538 #define ACPI_RESOURCE_TYPE_MEMORY24 8 539 #define ACPI_RESOURCE_TYPE_MEMORY32 9 540 #define ACPI_RESOURCE_TYPE_FIXED_MEMORY32 10 541 #define ACPI_RESOURCE_TYPE_ADDRESS16 11 542 #define ACPI_RESOURCE_TYPE_ADDRESS32 12 543 #define ACPI_RESOURCE_TYPE_ADDRESS64 13 544 #define ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64 14 /* ACPI 3.0 */ 545 #define ACPI_RESOURCE_TYPE_EXTENDED_IRQ 15 546 #define ACPI_RESOURCE_TYPE_GENERIC_REGISTER 16 547 #define ACPI_RESOURCE_TYPE_GPIO 17 /* ACPI 5.0 */ 548 #define ACPI_RESOURCE_TYPE_FIXED_DMA 18 /* ACPI 5.0 */ 549 #define ACPI_RESOURCE_TYPE_SERIAL_BUS 19 /* ACPI 5.0 */ 550 #define ACPI_RESOURCE_TYPE_MAX 19 551 552 /* Master union for resource descriptors */ 553 554 union acpi_resource_data { 555 struct acpi_resource_irq irq; 556 struct acpi_resource_dma dma; 557 struct acpi_resource_start_dependent start_dpf; 558 struct acpi_resource_io io; 559 struct acpi_resource_fixed_io fixed_io; 560 struct acpi_resource_fixed_dma fixed_dma; 561 struct acpi_resource_vendor vendor; 562 struct acpi_resource_vendor_typed vendor_typed; 563 struct acpi_resource_end_tag end_tag; 564 struct acpi_resource_memory24 memory24; 565 struct acpi_resource_memory32 memory32; 566 struct acpi_resource_fixed_memory32 fixed_memory32; 567 struct acpi_resource_address16 address16; 568 struct acpi_resource_address32 address32; 569 struct acpi_resource_address64 address64; 570 struct acpi_resource_extended_address64 ext_address64; 571 struct acpi_resource_extended_irq extended_irq; 572 struct acpi_resource_generic_register generic_reg; 573 struct acpi_resource_gpio gpio; 574 struct acpi_resource_i2c_serialbus i2c_serial_bus; 575 struct acpi_resource_spi_serialbus spi_serial_bus; 576 struct acpi_resource_uart_serialbus uart_serial_bus; 577 struct acpi_resource_common_serialbus common_serial_bus; 578 579 /* Common fields */ 580 581 struct acpi_resource_address address; /* Common 16/32/64 address fields */ 582 }; 583 584 /* Common resource header */ 585 586 struct acpi_resource { 587 u32 type; 588 u32 length; 589 union acpi_resource_data data; 590 }; 591 592 /* restore default alignment */ 593 594 #pragma pack() 595 596 #define ACPI_RS_SIZE_NO_DATA 8 /* Id + Length fields */ 597 #define ACPI_RS_SIZE_MIN (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12) 598 #define ACPI_RS_SIZE(type) (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type)) 599 600 /* Macro for walking resource templates with multiple descriptors */ 601 602 #define ACPI_NEXT_RESOURCE(res) \ 603 ACPI_ADD_PTR (struct acpi_resource, (res), (res)->length) 604 605 struct acpi_pci_routing_table { 606 u32 length; 607 u32 pin; 608 u64 address; /* here for 64-bit alignment */ 609 u32 source_index; 610 char source[4]; /* pad to 64 bits so sizeof() works in all cases */ 611 }; 612 613 #endif /* __ACRESTYP_H__ */ 614