| 1 | /******************************************************************************* |
| 2 | * |
| 3 | * Module Name: rsmisc - Miscellaneous resource descriptors |
| 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 | #include "acpi.h" |
| 45 | #include "accommon.h" |
| 46 | #include "acresrc.h" |
| 47 | |
| 48 | #define _COMPONENT ACPI_RESOURCES |
| 49 | ACPI_MODULE_NAME ("rsmisc" ) |
| 50 | |
| 51 | |
| 52 | #define INIT_RESOURCE_TYPE(i) i->ResourceOffset |
| 53 | #define INIT_RESOURCE_LENGTH(i) i->AmlOffset |
| 54 | #define INIT_TABLE_LENGTH(i) i->Value |
| 55 | |
| 56 | #define COMPARE_OPCODE(i) i->ResourceOffset |
| 57 | #define COMPARE_TARGET(i) i->AmlOffset |
| 58 | #define COMPARE_VALUE(i) i->Value |
| 59 | |
| 60 | |
| 61 | /******************************************************************************* |
| 62 | * |
| 63 | * FUNCTION: AcpiRsConvertAmlToResource |
| 64 | * |
| 65 | * PARAMETERS: Resource - Pointer to the resource descriptor |
| 66 | * Aml - Where the AML descriptor is returned |
| 67 | * Info - Pointer to appropriate conversion table |
| 68 | * |
| 69 | * RETURN: Status |
| 70 | * |
| 71 | * DESCRIPTION: Convert an external AML resource descriptor to the corresponding |
| 72 | * internal resource descriptor |
| 73 | * |
| 74 | ******************************************************************************/ |
| 75 | |
| 76 | ACPI_STATUS |
| 77 | AcpiRsConvertAmlToResource ( |
| 78 | ACPI_RESOURCE *Resource, |
| 79 | AML_RESOURCE *Aml, |
| 80 | ACPI_RSCONVERT_INFO *Info) |
| 81 | { |
| 82 | ACPI_RS_LENGTH AmlResourceLength; |
| 83 | void *Source; |
| 84 | void *Destination; |
| 85 | char *Target; |
| 86 | UINT8 Count; |
| 87 | UINT8 FlagsMode = FALSE; |
| 88 | UINT16 ItemCount = 0; |
| 89 | UINT16 Temp16 = 0; |
| 90 | |
| 91 | |
| 92 | ACPI_FUNCTION_TRACE (RsConvertAmlToResource); |
| 93 | |
| 94 | |
| 95 | if (!Info) |
| 96 | { |
| 97 | return_ACPI_STATUS (AE_BAD_PARAMETER); |
| 98 | } |
| 99 | |
| 100 | if (((ACPI_SIZE) Resource) & 0x3) |
| 101 | { |
| 102 | /* Each internal resource struct is expected to be 32-bit aligned */ |
| 103 | |
| 104 | ACPI_WARNING ((AE_INFO, |
| 105 | "Misaligned resource pointer (get): %p Type 0x%2.2X Length %u" , |
| 106 | Resource, Resource->Type, Resource->Length)); |
| 107 | } |
| 108 | |
| 109 | /* Extract the resource Length field (does not include header length) */ |
| 110 | |
| 111 | AmlResourceLength = AcpiUtGetResourceLength (Aml); |
| 112 | |
| 113 | /* |
| 114 | * First table entry must be ACPI_RSC_INITxxx and must contain the |
| 115 | * table length (# of table entries) |
| 116 | */ |
| 117 | Count = INIT_TABLE_LENGTH (Info); |
| 118 | while (Count) |
| 119 | { |
| 120 | /* |
| 121 | * Source is the external AML byte stream buffer, |
| 122 | * destination is the internal resource descriptor |
| 123 | */ |
| 124 | Source = ACPI_ADD_PTR (void, Aml, Info->AmlOffset); |
| 125 | Destination = ACPI_ADD_PTR (void, Resource, Info->ResourceOffset); |
| 126 | |
| 127 | switch (Info->Opcode) |
| 128 | { |
| 129 | case ACPI_RSC_INITGET: |
| 130 | /* |
| 131 | * Get the resource type and the initial (minimum) length |
| 132 | */ |
| 133 | memset (Resource, 0, INIT_RESOURCE_LENGTH (Info)); |
| 134 | Resource->Type = INIT_RESOURCE_TYPE (Info); |
| 135 | Resource->Length = INIT_RESOURCE_LENGTH (Info); |
| 136 | break; |
| 137 | |
| 138 | case ACPI_RSC_INITSET: |
| 139 | break; |
| 140 | |
| 141 | case ACPI_RSC_FLAGINIT: |
| 142 | |
| 143 | FlagsMode = TRUE; |
| 144 | break; |
| 145 | |
| 146 | case ACPI_RSC_1BITFLAG: |
| 147 | /* |
| 148 | * Mask and shift the flag bit |
| 149 | */ |
| 150 | ACPI_SET8 (Destination, |
| 151 | ((ACPI_GET8 (Source) >> Info->Value) & 0x01)); |
| 152 | break; |
| 153 | |
| 154 | case ACPI_RSC_2BITFLAG: |
| 155 | /* |
| 156 | * Mask and shift the flag bits |
| 157 | */ |
| 158 | ACPI_SET8 (Destination, |
| 159 | ((ACPI_GET8 (Source) >> Info->Value) & 0x03)); |
| 160 | break; |
| 161 | |
| 162 | case ACPI_RSC_3BITFLAG: |
| 163 | /* |
| 164 | * Mask and shift the flag bits |
| 165 | */ |
| 166 | ACPI_SET8 (Destination, |
| 167 | ((ACPI_GET8 (Source) >> Info->Value) & 0x07)); |
| 168 | break; |
| 169 | |
| 170 | case ACPI_RSC_COUNT: |
| 171 | |
| 172 | ItemCount = ACPI_GET8 (Source); |
| 173 | ACPI_SET8 (Destination, ItemCount); |
| 174 | |
| 175 | Resource->Length = Resource->Length + |
| 176 | (Info->Value * (ItemCount - 1)); |
| 177 | break; |
| 178 | |
| 179 | case ACPI_RSC_COUNT16: |
| 180 | |
| 181 | ItemCount = AmlResourceLength; |
| 182 | ACPI_SET16 (Destination, ItemCount); |
| 183 | |
| 184 | Resource->Length = Resource->Length + |
| 185 | (Info->Value * (ItemCount - 1)); |
| 186 | break; |
| 187 | |
| 188 | case ACPI_RSC_COUNT_GPIO_PIN: |
| 189 | |
| 190 | Target = ACPI_ADD_PTR (void, Aml, Info->Value); |
| 191 | ItemCount = ACPI_GET16 (Target) - ACPI_GET16 (Source); |
| 192 | |
| 193 | Resource->Length = Resource->Length + ItemCount; |
| 194 | ItemCount = ItemCount / 2; |
| 195 | ACPI_SET16 (Destination, ItemCount); |
| 196 | break; |
| 197 | |
| 198 | case ACPI_RSC_COUNT_GPIO_VEN: |
| 199 | |
| 200 | ItemCount = ACPI_GET8 (Source); |
| 201 | ACPI_SET8 (Destination, ItemCount); |
| 202 | |
| 203 | Resource->Length = Resource->Length + (Info->Value * ItemCount); |
| 204 | break; |
| 205 | |
| 206 | case ACPI_RSC_COUNT_GPIO_RES: |
| 207 | /* |
| 208 | * Vendor data is optional (length/offset may both be zero) |
| 209 | * Examine vendor data length field first |
| 210 | */ |
| 211 | Target = ACPI_ADD_PTR (void, Aml, (Info->Value + 2)); |
| 212 | if (ACPI_GET16 (Target)) |
| 213 | { |
| 214 | /* Use vendor offset to get resource source length */ |
| 215 | |
| 216 | Target = ACPI_ADD_PTR (void, Aml, Info->Value); |
| 217 | ItemCount = ACPI_GET16 (Target) - ACPI_GET16 (Source); |
| 218 | } |
| 219 | else |
| 220 | { |
| 221 | /* No vendor data to worry about */ |
| 222 | |
| 223 | ItemCount = Aml->LargeHeader.ResourceLength + |
| 224 | sizeof (AML_RESOURCE_LARGE_HEADER) - |
| 225 | ACPI_GET16 (Source); |
| 226 | } |
| 227 | |
| 228 | Resource->Length = Resource->Length + ItemCount; |
| 229 | ACPI_SET16 (Destination, ItemCount); |
| 230 | break; |
| 231 | |
| 232 | case ACPI_RSC_COUNT_SERIAL_VEN: |
| 233 | |
| 234 | ItemCount = ACPI_GET16 (Source) - Info->Value; |
| 235 | |
| 236 | Resource->Length = Resource->Length + ItemCount; |
| 237 | ACPI_SET16 (Destination, ItemCount); |
| 238 | break; |
| 239 | |
| 240 | case ACPI_RSC_COUNT_SERIAL_RES: |
| 241 | |
| 242 | ItemCount = (AmlResourceLength + |
| 243 | sizeof (AML_RESOURCE_LARGE_HEADER)) - |
| 244 | ACPI_GET16 (Source) - Info->Value; |
| 245 | |
| 246 | Resource->Length = Resource->Length + ItemCount; |
| 247 | ACPI_SET16 (Destination, ItemCount); |
| 248 | break; |
| 249 | |
| 250 | case ACPI_RSC_LENGTH: |
| 251 | |
| 252 | Resource->Length = Resource->Length + Info->Value; |
| 253 | break; |
| 254 | |
| 255 | case ACPI_RSC_MOVE8: |
| 256 | case ACPI_RSC_MOVE16: |
| 257 | case ACPI_RSC_MOVE32: |
| 258 | case ACPI_RSC_MOVE64: |
| 259 | /* |
| 260 | * Raw data move. Use the Info value field unless ItemCount has |
| 261 | * been previously initialized via a COUNT opcode |
| 262 | */ |
| 263 | if (Info->Value) |
| 264 | { |
| 265 | ItemCount = Info->Value; |
| 266 | } |
| 267 | AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); |
| 268 | break; |
| 269 | |
| 270 | case ACPI_RSC_MOVE_GPIO_PIN: |
| 271 | |
| 272 | /* Generate and set the PIN data pointer */ |
| 273 | |
| 274 | Target = (char *) ACPI_ADD_PTR (void, Resource, |
| 275 | (Resource->Length - ItemCount * 2)); |
| 276 | *(UINT16 **) Destination = ACPI_CAST_PTR (UINT16, Target); |
| 277 | |
| 278 | /* Copy the PIN data */ |
| 279 | |
| 280 | Source = ACPI_ADD_PTR (void, Aml, ACPI_GET16 (Source)); |
| 281 | AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); |
| 282 | break; |
| 283 | |
| 284 | case ACPI_RSC_MOVE_GPIO_RES: |
| 285 | |
| 286 | /* Generate and set the ResourceSource string pointer */ |
| 287 | |
| 288 | Target = (char *) ACPI_ADD_PTR (void, Resource, |
| 289 | (Resource->Length - ItemCount)); |
| 290 | *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target); |
| 291 | |
| 292 | /* Copy the ResourceSource string */ |
| 293 | |
| 294 | Source = ACPI_ADD_PTR (void, Aml, ACPI_GET16 (Source)); |
| 295 | AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); |
| 296 | break; |
| 297 | |
| 298 | case ACPI_RSC_MOVE_SERIAL_VEN: |
| 299 | |
| 300 | /* Generate and set the Vendor Data pointer */ |
| 301 | |
| 302 | Target = (char *) ACPI_ADD_PTR (void, Resource, |
| 303 | (Resource->Length - ItemCount)); |
| 304 | *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target); |
| 305 | |
| 306 | /* Copy the Vendor Data */ |
| 307 | |
| 308 | Source = ACPI_ADD_PTR (void, Aml, Info->Value); |
| 309 | AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); |
| 310 | break; |
| 311 | |
| 312 | case ACPI_RSC_MOVE_SERIAL_RES: |
| 313 | |
| 314 | /* Generate and set the ResourceSource string pointer */ |
| 315 | |
| 316 | Target = (char *) ACPI_ADD_PTR (void, Resource, |
| 317 | (Resource->Length - ItemCount)); |
| 318 | *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target); |
| 319 | |
| 320 | /* Copy the ResourceSource string */ |
| 321 | |
| 322 | Source = ACPI_ADD_PTR ( |
| 323 | void, Aml, (ACPI_GET16 (Source) + Info->Value)); |
| 324 | AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); |
| 325 | break; |
| 326 | |
| 327 | case ACPI_RSC_SET8: |
| 328 | |
| 329 | memset (Destination, Info->AmlOffset, Info->Value); |
| 330 | break; |
| 331 | |
| 332 | case ACPI_RSC_DATA8: |
| 333 | |
| 334 | Target = ACPI_ADD_PTR (char, Resource, Info->Value); |
| 335 | memcpy (Destination, Source, ACPI_GET16 (Target)); |
| 336 | break; |
| 337 | |
| 338 | case ACPI_RSC_ADDRESS: |
| 339 | /* |
| 340 | * Common handler for address descriptor flags |
| 341 | */ |
| 342 | if (!AcpiRsGetAddressCommon (Resource, Aml)) |
| 343 | { |
| 344 | return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); |
| 345 | } |
| 346 | break; |
| 347 | |
| 348 | case ACPI_RSC_SOURCE: |
| 349 | /* |
| 350 | * Optional ResourceSource (Index and String) |
| 351 | */ |
| 352 | Resource->Length += |
| 353 | AcpiRsGetResourceSource (AmlResourceLength, Info->Value, |
| 354 | Destination, Aml, NULL); |
| 355 | break; |
| 356 | |
| 357 | case ACPI_RSC_SOURCEX: |
| 358 | /* |
| 359 | * Optional ResourceSource (Index and String). This is the more |
| 360 | * complicated case used by the Interrupt() macro |
| 361 | */ |
| 362 | Target = ACPI_ADD_PTR (char, Resource, |
| 363 | Info->AmlOffset + (ItemCount * 4)); |
| 364 | |
| 365 | Resource->Length += |
| 366 | AcpiRsGetResourceSource (AmlResourceLength, (ACPI_RS_LENGTH) |
| 367 | (((ItemCount - 1) * sizeof (UINT32)) + Info->Value), |
| 368 | Destination, Aml, Target); |
| 369 | break; |
| 370 | |
| 371 | case ACPI_RSC_BITMASK: |
| 372 | /* |
| 373 | * 8-bit encoded bitmask (DMA macro) |
| 374 | */ |
| 375 | ItemCount = AcpiRsDecodeBitmask (ACPI_GET8 (Source), Destination); |
| 376 | if (ItemCount) |
| 377 | { |
| 378 | Resource->Length += (ItemCount - 1); |
| 379 | } |
| 380 | |
| 381 | Target = ACPI_ADD_PTR (char, Resource, Info->Value); |
| 382 | ACPI_SET8 (Target, ItemCount); |
| 383 | break; |
| 384 | |
| 385 | case ACPI_RSC_BITMASK16: |
| 386 | /* |
| 387 | * 16-bit encoded bitmask (IRQ macro) |
| 388 | */ |
| 389 | ACPI_MOVE_16_TO_16 (&Temp16, Source); |
| 390 | |
| 391 | ItemCount = AcpiRsDecodeBitmask (Temp16, Destination); |
| 392 | if (ItemCount) |
| 393 | { |
| 394 | Resource->Length += (ItemCount - 1); |
| 395 | } |
| 396 | |
| 397 | Target = ACPI_ADD_PTR (char, Resource, Info->Value); |
| 398 | ACPI_SET8 (Target, ItemCount); |
| 399 | break; |
| 400 | |
| 401 | case ACPI_RSC_EXIT_NE: |
| 402 | /* |
| 403 | * Control - Exit conversion if not equal |
| 404 | */ |
| 405 | switch (Info->ResourceOffset) |
| 406 | { |
| 407 | case ACPI_RSC_COMPARE_AML_LENGTH: |
| 408 | |
| 409 | if (AmlResourceLength != Info->Value) |
| 410 | { |
| 411 | goto Exit; |
| 412 | } |
| 413 | break; |
| 414 | |
| 415 | case ACPI_RSC_COMPARE_VALUE: |
| 416 | |
| 417 | if (ACPI_GET8 (Source) != Info->Value) |
| 418 | { |
| 419 | goto Exit; |
| 420 | } |
| 421 | break; |
| 422 | |
| 423 | default: |
| 424 | |
| 425 | ACPI_ERROR ((AE_INFO, "Invalid conversion sub-opcode" )); |
| 426 | return_ACPI_STATUS (AE_BAD_PARAMETER); |
| 427 | } |
| 428 | break; |
| 429 | |
| 430 | default: |
| 431 | |
| 432 | ACPI_ERROR ((AE_INFO, "Invalid conversion opcode" )); |
| 433 | return_ACPI_STATUS (AE_BAD_PARAMETER); |
| 434 | } |
| 435 | |
| 436 | Count--; |
| 437 | Info++; |
| 438 | } |
| 439 | |
| 440 | Exit: |
| 441 | if (!FlagsMode) |
| 442 | { |
| 443 | /* Round the resource struct length up to the next boundary (32 or 64) */ |
| 444 | |
| 445 | Resource->Length = (UINT32) |
| 446 | ACPI_ROUND_UP_TO_NATIVE_WORD (Resource->Length); |
| 447 | } |
| 448 | return_ACPI_STATUS (AE_OK); |
| 449 | } |
| 450 | |
| 451 | |
| 452 | /******************************************************************************* |
| 453 | * |
| 454 | * FUNCTION: AcpiRsConvertResourceToAml |
| 455 | * |
| 456 | * PARAMETERS: Resource - Pointer to the resource descriptor |
| 457 | * Aml - Where the AML descriptor is returned |
| 458 | * Info - Pointer to appropriate conversion table |
| 459 | * |
| 460 | * RETURN: Status |
| 461 | * |
| 462 | * DESCRIPTION: Convert an internal resource descriptor to the corresponding |
| 463 | * external AML resource descriptor. |
| 464 | * |
| 465 | ******************************************************************************/ |
| 466 | |
| 467 | ACPI_STATUS |
| 468 | AcpiRsConvertResourceToAml ( |
| 469 | ACPI_RESOURCE *Resource, |
| 470 | AML_RESOURCE *Aml, |
| 471 | ACPI_RSCONVERT_INFO *Info) |
| 472 | { |
| 473 | void *Source = NULL; |
| 474 | void *Destination; |
| 475 | char *Target; |
| 476 | ACPI_RSDESC_SIZE AmlLength = 0; |
| 477 | UINT8 Count; |
| 478 | UINT16 Temp16 = 0; |
| 479 | UINT16 ItemCount = 0; |
| 480 | |
| 481 | |
| 482 | ACPI_FUNCTION_TRACE (RsConvertResourceToAml); |
| 483 | |
| 484 | |
| 485 | if (!Info) |
| 486 | { |
| 487 | return_ACPI_STATUS (AE_BAD_PARAMETER); |
| 488 | } |
| 489 | |
| 490 | /* |
| 491 | * First table entry must be ACPI_RSC_INITxxx and must contain the |
| 492 | * table length (# of table entries) |
| 493 | */ |
| 494 | Count = INIT_TABLE_LENGTH (Info); |
| 495 | |
| 496 | while (Count) |
| 497 | { |
| 498 | /* |
| 499 | * Source is the internal resource descriptor, |
| 500 | * destination is the external AML byte stream buffer |
| 501 | */ |
| 502 | Source = ACPI_ADD_PTR (void, Resource, Info->ResourceOffset); |
| 503 | Destination = ACPI_ADD_PTR (void, Aml, Info->AmlOffset); |
| 504 | |
| 505 | switch (Info->Opcode) |
| 506 | { |
| 507 | case ACPI_RSC_INITSET: |
| 508 | |
| 509 | memset (Aml, 0, INIT_RESOURCE_LENGTH (Info)); |
| 510 | AmlLength = INIT_RESOURCE_LENGTH (Info); |
| 511 | AcpiRsSetResourceHeader ( |
| 512 | INIT_RESOURCE_TYPE (Info), AmlLength, Aml); |
| 513 | break; |
| 514 | |
| 515 | case ACPI_RSC_INITGET: |
| 516 | break; |
| 517 | |
| 518 | case ACPI_RSC_FLAGINIT: |
| 519 | /* |
| 520 | * Clear the flag byte |
| 521 | */ |
| 522 | ACPI_SET8 (Destination, 0); |
| 523 | break; |
| 524 | |
| 525 | case ACPI_RSC_1BITFLAG: |
| 526 | /* |
| 527 | * Mask and shift the flag bit |
| 528 | */ |
| 529 | ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8) |
| 530 | ((ACPI_GET8 (Source) & 0x01) << Info->Value)); |
| 531 | break; |
| 532 | |
| 533 | case ACPI_RSC_2BITFLAG: |
| 534 | /* |
| 535 | * Mask and shift the flag bits |
| 536 | */ |
| 537 | ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8) |
| 538 | ((ACPI_GET8 (Source) & 0x03) << Info->Value)); |
| 539 | break; |
| 540 | |
| 541 | case ACPI_RSC_3BITFLAG: |
| 542 | /* |
| 543 | * Mask and shift the flag bits |
| 544 | */ |
| 545 | ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8) |
| 546 | ((ACPI_GET8 (Source) & 0x07) << Info->Value)); |
| 547 | break; |
| 548 | |
| 549 | case ACPI_RSC_COUNT: |
| 550 | |
| 551 | ItemCount = ACPI_GET8 (Source); |
| 552 | ACPI_SET8 (Destination, ItemCount); |
| 553 | |
| 554 | AmlLength = (UINT16) |
| 555 | (AmlLength + (Info->Value * (ItemCount - 1))); |
| 556 | break; |
| 557 | |
| 558 | case ACPI_RSC_COUNT16: |
| 559 | |
| 560 | ItemCount = ACPI_GET16 (Source); |
| 561 | AmlLength = (UINT16) (AmlLength + ItemCount); |
| 562 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 563 | break; |
| 564 | |
| 565 | case ACPI_RSC_COUNT_GPIO_PIN: |
| 566 | |
| 567 | ItemCount = ACPI_GET16 (Source); |
| 568 | ACPI_SET16 (Destination, AmlLength); |
| 569 | |
| 570 | AmlLength = (UINT16) (AmlLength + ItemCount * 2); |
| 571 | Target = ACPI_ADD_PTR (void, Aml, Info->Value); |
| 572 | ACPI_SET16 (Target, AmlLength); |
| 573 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 574 | break; |
| 575 | |
| 576 | case ACPI_RSC_COUNT_GPIO_VEN: |
| 577 | |
| 578 | ItemCount = ACPI_GET16 (Source); |
| 579 | ACPI_SET16 (Destination, ItemCount); |
| 580 | |
| 581 | AmlLength = (UINT16) ( |
| 582 | AmlLength + (Info->Value * ItemCount)); |
| 583 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 584 | break; |
| 585 | |
| 586 | case ACPI_RSC_COUNT_GPIO_RES: |
| 587 | |
| 588 | /* Set resource source string length */ |
| 589 | |
| 590 | ItemCount = ACPI_GET16 (Source); |
| 591 | ACPI_SET16 (Destination, AmlLength); |
| 592 | |
| 593 | /* Compute offset for the Vendor Data */ |
| 594 | |
| 595 | AmlLength = (UINT16) (AmlLength + ItemCount); |
| 596 | Target = ACPI_ADD_PTR (void, Aml, Info->Value); |
| 597 | |
| 598 | /* Set vendor offset only if there is vendor data */ |
| 599 | |
| 600 | if (Resource->Data.Gpio.VendorLength) |
| 601 | { |
| 602 | ACPI_SET16 (Target, AmlLength); |
| 603 | } |
| 604 | |
| 605 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 606 | break; |
| 607 | |
| 608 | case ACPI_RSC_COUNT_SERIAL_VEN: |
| 609 | |
| 610 | ItemCount = ACPI_GET16 (Source); |
| 611 | ACPI_SET16 (Destination, ItemCount + Info->Value); |
| 612 | AmlLength = (UINT16) (AmlLength + ItemCount); |
| 613 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 614 | break; |
| 615 | |
| 616 | case ACPI_RSC_COUNT_SERIAL_RES: |
| 617 | |
| 618 | ItemCount = ACPI_GET16 (Source); |
| 619 | AmlLength = (UINT16) (AmlLength + ItemCount); |
| 620 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 621 | break; |
| 622 | |
| 623 | case ACPI_RSC_LENGTH: |
| 624 | |
| 625 | AcpiRsSetResourceLength (Info->Value, Aml); |
| 626 | break; |
| 627 | |
| 628 | case ACPI_RSC_MOVE8: |
| 629 | case ACPI_RSC_MOVE16: |
| 630 | case ACPI_RSC_MOVE32: |
| 631 | case ACPI_RSC_MOVE64: |
| 632 | |
| 633 | if (Info->Value) |
| 634 | { |
| 635 | ItemCount = Info->Value; |
| 636 | } |
| 637 | AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); |
| 638 | break; |
| 639 | |
| 640 | case ACPI_RSC_MOVE_GPIO_PIN: |
| 641 | |
| 642 | Destination = (char *) ACPI_ADD_PTR (void, Aml, |
| 643 | ACPI_GET16 (Destination)); |
| 644 | Source = * (UINT16 **) Source; |
| 645 | AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); |
| 646 | break; |
| 647 | |
| 648 | case ACPI_RSC_MOVE_GPIO_RES: |
| 649 | |
| 650 | /* Used for both ResourceSource string and VendorData */ |
| 651 | |
| 652 | Destination = (char *) ACPI_ADD_PTR (void, Aml, |
| 653 | ACPI_GET16 (Destination)); |
| 654 | Source = * (UINT8 **) Source; |
| 655 | AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); |
| 656 | break; |
| 657 | |
| 658 | case ACPI_RSC_MOVE_SERIAL_VEN: |
| 659 | |
| 660 | Destination = (char *) ACPI_ADD_PTR (void, Aml, |
| 661 | (AmlLength - ItemCount)); |
| 662 | Source = * (UINT8 **) Source; |
| 663 | AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); |
| 664 | break; |
| 665 | |
| 666 | case ACPI_RSC_MOVE_SERIAL_RES: |
| 667 | |
| 668 | Destination = (char *) ACPI_ADD_PTR (void, Aml, |
| 669 | (AmlLength - ItemCount)); |
| 670 | Source = * (UINT8 **) Source; |
| 671 | AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); |
| 672 | break; |
| 673 | |
| 674 | case ACPI_RSC_ADDRESS: |
| 675 | |
| 676 | /* Set the Resource Type, General Flags, and Type-Specific Flags */ |
| 677 | |
| 678 | AcpiRsSetAddressCommon (Aml, Resource); |
| 679 | break; |
| 680 | |
| 681 | case ACPI_RSC_SOURCEX: |
| 682 | /* |
| 683 | * Optional ResourceSource (Index and String) |
| 684 | */ |
| 685 | AmlLength = AcpiRsSetResourceSource ( |
| 686 | Aml, (ACPI_RS_LENGTH) AmlLength, Source); |
| 687 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 688 | break; |
| 689 | |
| 690 | case ACPI_RSC_SOURCE: |
| 691 | /* |
| 692 | * Optional ResourceSource (Index and String). This is the more |
| 693 | * complicated case used by the Interrupt() macro |
| 694 | */ |
| 695 | AmlLength = AcpiRsSetResourceSource (Aml, Info->Value, Source); |
| 696 | AcpiRsSetResourceLength (AmlLength, Aml); |
| 697 | break; |
| 698 | |
| 699 | case ACPI_RSC_BITMASK: |
| 700 | /* |
| 701 | * 8-bit encoded bitmask (DMA macro) |
| 702 | */ |
| 703 | ACPI_SET8 (Destination, |
| 704 | AcpiRsEncodeBitmask (Source, |
| 705 | *ACPI_ADD_PTR (UINT8, Resource, Info->Value))); |
| 706 | break; |
| 707 | |
| 708 | case ACPI_RSC_BITMASK16: |
| 709 | /* |
| 710 | * 16-bit encoded bitmask (IRQ macro) |
| 711 | */ |
| 712 | Temp16 = AcpiRsEncodeBitmask ( |
| 713 | Source, *ACPI_ADD_PTR (UINT8, Resource, Info->Value)); |
| 714 | ACPI_MOVE_16_TO_16 (Destination, &Temp16); |
| 715 | break; |
| 716 | |
| 717 | case ACPI_RSC_EXIT_LE: |
| 718 | /* |
| 719 | * Control - Exit conversion if less than or equal |
| 720 | */ |
| 721 | if (ItemCount <= Info->Value) |
| 722 | { |
| 723 | goto Exit; |
| 724 | } |
| 725 | break; |
| 726 | |
| 727 | case ACPI_RSC_EXIT_NE: |
| 728 | /* |
| 729 | * Control - Exit conversion if not equal |
| 730 | */ |
| 731 | switch (COMPARE_OPCODE (Info)) |
| 732 | { |
| 733 | case ACPI_RSC_COMPARE_VALUE: |
| 734 | |
| 735 | if (*ACPI_ADD_PTR (UINT8, Resource, |
| 736 | COMPARE_TARGET (Info)) != COMPARE_VALUE (Info)) |
| 737 | { |
| 738 | goto Exit; |
| 739 | } |
| 740 | break; |
| 741 | |
| 742 | default: |
| 743 | |
| 744 | ACPI_ERROR ((AE_INFO, "Invalid conversion sub-opcode" )); |
| 745 | return_ACPI_STATUS (AE_BAD_PARAMETER); |
| 746 | } |
| 747 | break; |
| 748 | |
| 749 | case ACPI_RSC_EXIT_EQ: |
| 750 | /* |
| 751 | * Control - Exit conversion if equal |
| 752 | */ |
| 753 | if (*ACPI_ADD_PTR (UINT8, Resource, |
| 754 | COMPARE_TARGET (Info)) == COMPARE_VALUE (Info)) |
| 755 | { |
| 756 | goto Exit; |
| 757 | } |
| 758 | break; |
| 759 | |
| 760 | default: |
| 761 | |
| 762 | ACPI_ERROR ((AE_INFO, "Invalid conversion opcode" )); |
| 763 | return_ACPI_STATUS (AE_BAD_PARAMETER); |
| 764 | } |
| 765 | |
| 766 | Count--; |
| 767 | Info++; |
| 768 | } |
| 769 | |
| 770 | Exit: |
| 771 | return_ACPI_STATUS (AE_OK); |
| 772 | } |
| 773 | |
| 774 | |
| 775 | #if 0 |
| 776 | /* Previous resource validations */ |
| 777 | |
| 778 | if (Aml->ExtAddress64.RevisionID != |
| 779 | AML_RESOURCE_EXTENDED_ADDRESS_REVISION) |
| 780 | { |
| 781 | return_ACPI_STATUS (AE_SUPPORT); |
| 782 | } |
| 783 | |
| 784 | if (Resource->Data.StartDpf.PerformanceRobustness >= 3) |
| 785 | { |
| 786 | return_ACPI_STATUS (AE_AML_BAD_RESOURCE_VALUE); |
| 787 | } |
| 788 | |
| 789 | if (((Aml->Irq.Flags & 0x09) == 0x00) || |
| 790 | ((Aml->Irq.Flags & 0x09) == 0x09)) |
| 791 | { |
| 792 | /* |
| 793 | * Only [ActiveHigh, EdgeSensitive] or [ActiveLow, LevelSensitive] |
| 794 | * polarity/trigger interrupts are allowed (ACPI spec, section |
| 795 | * "IRQ Format"), so 0x00 and 0x09 are illegal. |
| 796 | */ |
| 797 | ACPI_ERROR ((AE_INFO, |
| 798 | "Invalid interrupt polarity/trigger in resource list, 0x%X" , |
| 799 | Aml->Irq.Flags)); |
| 800 | return_ACPI_STATUS (AE_BAD_DATA); |
| 801 | } |
| 802 | |
| 803 | Resource->Data.ExtendedIrq.InterruptCount = Temp8; |
| 804 | if (Temp8 < 1) |
| 805 | { |
| 806 | /* Must have at least one IRQ */ |
| 807 | |
| 808 | return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH); |
| 809 | } |
| 810 | |
| 811 | if (Resource->Data.Dma.Transfer == 0x03) |
| 812 | { |
| 813 | ACPI_ERROR ((AE_INFO, |
| 814 | "Invalid DMA.Transfer preference (3)" )); |
| 815 | return_ACPI_STATUS (AE_BAD_DATA); |
| 816 | } |
| 817 | #endif |
| 818 | |