1 /******************************************************************************* 2 * 3 * Module Name: rsmisc - Miscellaneous resource descriptors 4 * 5 ******************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2019, 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 * Alternatively, you may choose to be licensed under the terms of the 117 * following license: 118 * 119 * Redistribution and use in source and binary forms, with or without 120 * modification, are permitted provided that the following conditions 121 * are met: 122 * 1. Redistributions of source code must retain the above copyright 123 * notice, this list of conditions, and the following disclaimer, 124 * without modification. 125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126 * substantially similar to the "NO WARRANTY" disclaimer below 127 * ("Disclaimer") and any redistribution must be conditioned upon 128 * including a substantially similar Disclaimer requirement for further 129 * binary redistribution. 130 * 3. Neither the names of the above-listed copyright holders nor the names 131 * of any contributors may be used to endorse or promote products derived 132 * from this software without specific prior written permission. 133 * 134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145 * 146 * Alternatively, you may choose to be licensed under the terms of the 147 * GNU General Public License ("GPL") version 2 as published by the Free 148 * Software Foundation. 149 * 150 *****************************************************************************/ 151 152 #include <contrib/dev/acpica/include/acpi.h> 153 #include <contrib/dev/acpica/include/accommon.h> 154 #include <contrib/dev/acpica/include/acresrc.h> 155 156 #define _COMPONENT ACPI_RESOURCES 157 ACPI_MODULE_NAME ("rsmisc") 158 159 160 #define INIT_RESOURCE_TYPE(i) i->ResourceOffset 161 #define INIT_RESOURCE_LENGTH(i) i->AmlOffset 162 #define INIT_TABLE_LENGTH(i) i->Value 163 164 #define COMPARE_OPCODE(i) i->ResourceOffset 165 #define COMPARE_TARGET(i) i->AmlOffset 166 #define COMPARE_VALUE(i) i->Value 167 168 169 /******************************************************************************* 170 * 171 * FUNCTION: AcpiRsConvertAmlToResource 172 * 173 * PARAMETERS: Resource - Pointer to the resource descriptor 174 * Aml - Where the AML descriptor is returned 175 * Info - Pointer to appropriate conversion table 176 * 177 * RETURN: Status 178 * 179 * DESCRIPTION: Convert an external AML resource descriptor to the corresponding 180 * internal resource descriptor 181 * 182 ******************************************************************************/ 183 184 ACPI_STATUS 185 AcpiRsConvertAmlToResource ( 186 ACPI_RESOURCE *Resource, 187 AML_RESOURCE *Aml, 188 ACPI_RSCONVERT_INFO *Info) 189 { 190 ACPI_RS_LENGTH AmlResourceLength; 191 void *Source; 192 void *Destination; 193 char *Target; 194 UINT8 Count; 195 UINT8 FlagsMode = FALSE; 196 UINT16 ItemCount = 0; 197 UINT16 Temp16 = 0; 198 199 200 ACPI_FUNCTION_TRACE (RsConvertAmlToResource); 201 202 203 if (!Info) 204 { 205 return_ACPI_STATUS (AE_BAD_PARAMETER); 206 } 207 208 if (((ACPI_SIZE) Resource) & 0x3) 209 { 210 /* Each internal resource struct is expected to be 32-bit aligned */ 211 212 ACPI_WARNING ((AE_INFO, 213 "Misaligned resource pointer (get): %p Type 0x%2.2X Length %u", 214 Resource, Resource->Type, Resource->Length)); 215 } 216 217 /* Extract the resource Length field (does not include header length) */ 218 219 AmlResourceLength = AcpiUtGetResourceLength (Aml); 220 221 /* 222 * First table entry must be ACPI_RSC_INITxxx and must contain the 223 * table length (# of table entries) 224 */ 225 Count = INIT_TABLE_LENGTH (Info); 226 while (Count) 227 { 228 /* 229 * Source is the external AML byte stream buffer, 230 * destination is the internal resource descriptor 231 */ 232 Source = ACPI_ADD_PTR (void, Aml, Info->AmlOffset); 233 Destination = ACPI_ADD_PTR (void, Resource, Info->ResourceOffset); 234 235 switch (Info->Opcode) 236 { 237 case ACPI_RSC_INITGET: 238 /* 239 * Get the resource type and the initial (minimum) length 240 */ 241 memset (Resource, 0, INIT_RESOURCE_LENGTH (Info)); 242 Resource->Type = INIT_RESOURCE_TYPE (Info); 243 Resource->Length = INIT_RESOURCE_LENGTH (Info); 244 break; 245 246 case ACPI_RSC_INITSET: 247 break; 248 249 case ACPI_RSC_FLAGINIT: 250 251 FlagsMode = TRUE; 252 break; 253 254 case ACPI_RSC_1BITFLAG: 255 /* 256 * Mask and shift the flag bit 257 */ 258 ACPI_SET8 (Destination, 259 ((ACPI_GET8 (Source) >> Info->Value) & 0x01)); 260 break; 261 262 case ACPI_RSC_2BITFLAG: 263 /* 264 * Mask and shift the flag bits 265 */ 266 ACPI_SET8 (Destination, 267 ((ACPI_GET8 (Source) >> Info->Value) & 0x03)); 268 break; 269 270 case ACPI_RSC_3BITFLAG: 271 /* 272 * Mask and shift the flag bits 273 */ 274 ACPI_SET8 (Destination, 275 ((ACPI_GET8 (Source) >> Info->Value) & 0x07)); 276 break; 277 278 case ACPI_RSC_COUNT: 279 280 ItemCount = ACPI_GET8 (Source); 281 ACPI_SET8 (Destination, ItemCount); 282 283 Resource->Length = Resource->Length + 284 (Info->Value * (ItemCount - 1)); 285 break; 286 287 case ACPI_RSC_COUNT16: 288 289 ItemCount = AmlResourceLength; 290 ACPI_SET16 (Destination, ItemCount); 291 292 Resource->Length = Resource->Length + 293 (Info->Value * (ItemCount - 1)); 294 break; 295 296 case ACPI_RSC_COUNT_GPIO_PIN: 297 298 Target = ACPI_ADD_PTR (void, Aml, Info->Value); 299 ItemCount = ACPI_GET16 (Target) - ACPI_GET16 (Source); 300 301 Resource->Length = Resource->Length + ItemCount; 302 ItemCount = ItemCount / 2; 303 ACPI_SET16 (Destination, ItemCount); 304 break; 305 306 case ACPI_RSC_COUNT_GPIO_VEN: 307 308 ItemCount = ACPI_GET8 (Source); 309 ACPI_SET8 (Destination, ItemCount); 310 311 Resource->Length = Resource->Length + (Info->Value * ItemCount); 312 break; 313 314 case ACPI_RSC_COUNT_GPIO_RES: 315 /* 316 * Vendor data is optional (length/offset may both be zero) 317 * Examine vendor data length field first 318 */ 319 Target = ACPI_ADD_PTR (void, Aml, (Info->Value + 2)); 320 if (ACPI_GET16 (Target)) 321 { 322 /* Use vendor offset to get resource source length */ 323 324 Target = ACPI_ADD_PTR (void, Aml, Info->Value); 325 ItemCount = ACPI_GET16 (Target) - ACPI_GET16 (Source); 326 } 327 else 328 { 329 /* No vendor data to worry about */ 330 331 ItemCount = Aml->LargeHeader.ResourceLength + 332 sizeof (AML_RESOURCE_LARGE_HEADER) - 333 ACPI_GET16 (Source); 334 } 335 336 Resource->Length = Resource->Length + ItemCount; 337 ACPI_SET16 (Destination, ItemCount); 338 break; 339 340 case ACPI_RSC_COUNT_SERIAL_VEN: 341 342 ItemCount = ACPI_GET16 (Source) - Info->Value; 343 344 Resource->Length = Resource->Length + ItemCount; 345 ACPI_SET16 (Destination, ItemCount); 346 break; 347 348 case ACPI_RSC_COUNT_SERIAL_RES: 349 350 ItemCount = (AmlResourceLength + 351 sizeof (AML_RESOURCE_LARGE_HEADER)) - 352 ACPI_GET16 (Source) - Info->Value; 353 354 Resource->Length = Resource->Length + ItemCount; 355 ACPI_SET16 (Destination, ItemCount); 356 break; 357 358 case ACPI_RSC_LENGTH: 359 360 Resource->Length = Resource->Length + Info->Value; 361 break; 362 363 case ACPI_RSC_MOVE8: 364 case ACPI_RSC_MOVE16: 365 case ACPI_RSC_MOVE32: 366 case ACPI_RSC_MOVE64: 367 /* 368 * Raw data move. Use the Info value field unless ItemCount has 369 * been previously initialized via a COUNT opcode 370 */ 371 if (Info->Value) 372 { 373 ItemCount = Info->Value; 374 } 375 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); 376 break; 377 378 case ACPI_RSC_MOVE_GPIO_PIN: 379 380 /* Generate and set the PIN data pointer */ 381 382 Target = (char *) ACPI_ADD_PTR (void, Resource, 383 (Resource->Length - ItemCount * 2)); 384 *(UINT16 **) Destination = ACPI_CAST_PTR (UINT16, Target); 385 386 /* Copy the PIN data */ 387 388 Source = ACPI_ADD_PTR (void, Aml, ACPI_GET16 (Source)); 389 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); 390 break; 391 392 case ACPI_RSC_MOVE_GPIO_RES: 393 394 /* Generate and set the ResourceSource string pointer */ 395 396 Target = (char *) ACPI_ADD_PTR (void, Resource, 397 (Resource->Length - ItemCount)); 398 *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target); 399 400 /* Copy the ResourceSource string */ 401 402 Source = ACPI_ADD_PTR (void, Aml, ACPI_GET16 (Source)); 403 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); 404 break; 405 406 case ACPI_RSC_MOVE_SERIAL_VEN: 407 408 /* Generate and set the Vendor Data pointer */ 409 410 Target = (char *) ACPI_ADD_PTR (void, Resource, 411 (Resource->Length - ItemCount)); 412 *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target); 413 414 /* Copy the Vendor Data */ 415 416 Source = ACPI_ADD_PTR (void, Aml, Info->Value); 417 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); 418 break; 419 420 case ACPI_RSC_MOVE_SERIAL_RES: 421 422 /* Generate and set the ResourceSource string pointer */ 423 424 Target = (char *) ACPI_ADD_PTR (void, Resource, 425 (Resource->Length - ItemCount)); 426 *(UINT8 **) Destination = ACPI_CAST_PTR (UINT8, Target); 427 428 /* Copy the ResourceSource string */ 429 430 Source = ACPI_ADD_PTR ( 431 void, Aml, (ACPI_GET16 (Source) + Info->Value)); 432 AcpiRsMoveData (Target, Source, ItemCount, Info->Opcode); 433 break; 434 435 case ACPI_RSC_SET8: 436 437 memset (Destination, Info->AmlOffset, Info->Value); 438 break; 439 440 case ACPI_RSC_DATA8: 441 442 Target = ACPI_ADD_PTR (char, Resource, Info->Value); 443 memcpy (Destination, Source, ACPI_GET16 (Target)); 444 break; 445 446 case ACPI_RSC_ADDRESS: 447 /* 448 * Common handler for address descriptor flags 449 */ 450 if (!AcpiRsGetAddressCommon (Resource, Aml)) 451 { 452 return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); 453 } 454 break; 455 456 case ACPI_RSC_SOURCE: 457 /* 458 * Optional ResourceSource (Index and String) 459 */ 460 Resource->Length += 461 AcpiRsGetResourceSource (AmlResourceLength, Info->Value, 462 Destination, Aml, NULL); 463 break; 464 465 case ACPI_RSC_SOURCEX: 466 /* 467 * Optional ResourceSource (Index and String). This is the more 468 * complicated case used by the Interrupt() macro 469 */ 470 Target = ACPI_ADD_PTR (char, Resource, 471 Info->AmlOffset + (ItemCount * 4)); 472 473 Resource->Length += 474 AcpiRsGetResourceSource (AmlResourceLength, (ACPI_RS_LENGTH) 475 (((ItemCount - 1) * sizeof (UINT32)) + Info->Value), 476 Destination, Aml, Target); 477 break; 478 479 case ACPI_RSC_BITMASK: 480 /* 481 * 8-bit encoded bitmask (DMA macro) 482 */ 483 ItemCount = AcpiRsDecodeBitmask (ACPI_GET8 (Source), Destination); 484 if (ItemCount) 485 { 486 Resource->Length += (ItemCount - 1); 487 } 488 489 Target = ACPI_ADD_PTR (char, Resource, Info->Value); 490 ACPI_SET8 (Target, ItemCount); 491 break; 492 493 case ACPI_RSC_BITMASK16: 494 /* 495 * 16-bit encoded bitmask (IRQ macro) 496 */ 497 ACPI_MOVE_16_TO_16 (&Temp16, Source); 498 499 ItemCount = AcpiRsDecodeBitmask (Temp16, Destination); 500 if (ItemCount) 501 { 502 Resource->Length += (ItemCount - 1); 503 } 504 505 Target = ACPI_ADD_PTR (char, Resource, Info->Value); 506 ACPI_SET8 (Target, ItemCount); 507 break; 508 509 case ACPI_RSC_EXIT_NE: 510 /* 511 * Control - Exit conversion if not equal 512 */ 513 switch (Info->ResourceOffset) 514 { 515 case ACPI_RSC_COMPARE_AML_LENGTH: 516 517 if (AmlResourceLength != Info->Value) 518 { 519 goto Exit; 520 } 521 break; 522 523 case ACPI_RSC_COMPARE_VALUE: 524 525 if (ACPI_GET8 (Source) != Info->Value) 526 { 527 goto Exit; 528 } 529 break; 530 531 default: 532 533 ACPI_ERROR ((AE_INFO, "Invalid conversion sub-opcode")); 534 return_ACPI_STATUS (AE_BAD_PARAMETER); 535 } 536 break; 537 538 default: 539 540 ACPI_ERROR ((AE_INFO, "Invalid conversion opcode")); 541 return_ACPI_STATUS (AE_BAD_PARAMETER); 542 } 543 544 Count--; 545 Info++; 546 } 547 548 Exit: 549 if (!FlagsMode) 550 { 551 /* Round the resource struct length up to the next boundary (32 or 64) */ 552 553 Resource->Length = (UINT32) 554 ACPI_ROUND_UP_TO_NATIVE_WORD (Resource->Length); 555 } 556 return_ACPI_STATUS (AE_OK); 557 } 558 559 560 /******************************************************************************* 561 * 562 * FUNCTION: AcpiRsConvertResourceToAml 563 * 564 * PARAMETERS: Resource - Pointer to the resource descriptor 565 * Aml - Where the AML descriptor is returned 566 * Info - Pointer to appropriate conversion table 567 * 568 * RETURN: Status 569 * 570 * DESCRIPTION: Convert an internal resource descriptor to the corresponding 571 * external AML resource descriptor. 572 * 573 ******************************************************************************/ 574 575 ACPI_STATUS 576 AcpiRsConvertResourceToAml ( 577 ACPI_RESOURCE *Resource, 578 AML_RESOURCE *Aml, 579 ACPI_RSCONVERT_INFO *Info) 580 { 581 void *Source = NULL; 582 void *Destination; 583 char *Target; 584 ACPI_RSDESC_SIZE AmlLength = 0; 585 UINT8 Count; 586 UINT16 Temp16 = 0; 587 UINT16 ItemCount = 0; 588 589 590 ACPI_FUNCTION_TRACE (RsConvertResourceToAml); 591 592 593 if (!Info) 594 { 595 return_ACPI_STATUS (AE_BAD_PARAMETER); 596 } 597 598 /* 599 * First table entry must be ACPI_RSC_INITxxx and must contain the 600 * table length (# of table entries) 601 */ 602 Count = INIT_TABLE_LENGTH (Info); 603 604 while (Count) 605 { 606 /* 607 * Source is the internal resource descriptor, 608 * destination is the external AML byte stream buffer 609 */ 610 Source = ACPI_ADD_PTR (void, Resource, Info->ResourceOffset); 611 Destination = ACPI_ADD_PTR (void, Aml, Info->AmlOffset); 612 613 switch (Info->Opcode) 614 { 615 case ACPI_RSC_INITSET: 616 617 memset (Aml, 0, INIT_RESOURCE_LENGTH (Info)); 618 AmlLength = INIT_RESOURCE_LENGTH (Info); 619 AcpiRsSetResourceHeader ( 620 INIT_RESOURCE_TYPE (Info), AmlLength, Aml); 621 break; 622 623 case ACPI_RSC_INITGET: 624 break; 625 626 case ACPI_RSC_FLAGINIT: 627 /* 628 * Clear the flag byte 629 */ 630 ACPI_SET8 (Destination, 0); 631 break; 632 633 case ACPI_RSC_1BITFLAG: 634 /* 635 * Mask and shift the flag bit 636 */ 637 ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8) 638 ((ACPI_GET8 (Source) & 0x01) << Info->Value)); 639 break; 640 641 case ACPI_RSC_2BITFLAG: 642 /* 643 * Mask and shift the flag bits 644 */ 645 ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8) 646 ((ACPI_GET8 (Source) & 0x03) << Info->Value)); 647 break; 648 649 case ACPI_RSC_3BITFLAG: 650 /* 651 * Mask and shift the flag bits 652 */ 653 ACPI_SET_BIT (*ACPI_CAST8 (Destination), (UINT8) 654 ((ACPI_GET8 (Source) & 0x07) << Info->Value)); 655 break; 656 657 case ACPI_RSC_COUNT: 658 659 ItemCount = ACPI_GET8 (Source); 660 ACPI_SET8 (Destination, ItemCount); 661 662 AmlLength = (UINT16) 663 (AmlLength + (Info->Value * (ItemCount - 1))); 664 break; 665 666 case ACPI_RSC_COUNT16: 667 668 ItemCount = ACPI_GET16 (Source); 669 AmlLength = (UINT16) (AmlLength + ItemCount); 670 AcpiRsSetResourceLength (AmlLength, Aml); 671 break; 672 673 case ACPI_RSC_COUNT_GPIO_PIN: 674 675 ItemCount = ACPI_GET16 (Source); 676 ACPI_SET16 (Destination, AmlLength); 677 678 AmlLength = (UINT16) (AmlLength + ItemCount * 2); 679 Target = ACPI_ADD_PTR (void, Aml, Info->Value); 680 ACPI_SET16 (Target, AmlLength); 681 AcpiRsSetResourceLength (AmlLength, Aml); 682 break; 683 684 case ACPI_RSC_COUNT_GPIO_VEN: 685 686 ItemCount = ACPI_GET16 (Source); 687 ACPI_SET16 (Destination, ItemCount); 688 689 AmlLength = (UINT16) ( 690 AmlLength + (Info->Value * ItemCount)); 691 AcpiRsSetResourceLength (AmlLength, Aml); 692 break; 693 694 case ACPI_RSC_COUNT_GPIO_RES: 695 696 /* Set resource source string length */ 697 698 ItemCount = ACPI_GET16 (Source); 699 ACPI_SET16 (Destination, AmlLength); 700 701 /* Compute offset for the Vendor Data */ 702 703 AmlLength = (UINT16) (AmlLength + ItemCount); 704 Target = ACPI_ADD_PTR (void, Aml, Info->Value); 705 706 /* Set vendor offset only if there is vendor data */ 707 708 ACPI_SET16 (Target, AmlLength); 709 710 AcpiRsSetResourceLength (AmlLength, Aml); 711 break; 712 713 case ACPI_RSC_COUNT_SERIAL_VEN: 714 715 ItemCount = ACPI_GET16 (Source); 716 ACPI_SET16 (Destination, ItemCount + Info->Value); 717 AmlLength = (UINT16) (AmlLength + ItemCount); 718 AcpiRsSetResourceLength (AmlLength, Aml); 719 break; 720 721 case ACPI_RSC_COUNT_SERIAL_RES: 722 723 ItemCount = ACPI_GET16 (Source); 724 AmlLength = (UINT16) (AmlLength + ItemCount); 725 AcpiRsSetResourceLength (AmlLength, Aml); 726 break; 727 728 case ACPI_RSC_LENGTH: 729 730 AcpiRsSetResourceLength (Info->Value, Aml); 731 break; 732 733 case ACPI_RSC_MOVE8: 734 case ACPI_RSC_MOVE16: 735 case ACPI_RSC_MOVE32: 736 case ACPI_RSC_MOVE64: 737 738 if (Info->Value) 739 { 740 ItemCount = Info->Value; 741 } 742 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); 743 break; 744 745 case ACPI_RSC_MOVE_GPIO_PIN: 746 747 Destination = (char *) ACPI_ADD_PTR (void, Aml, 748 ACPI_GET16 (Destination)); 749 Source = * (UINT16 **) Source; 750 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); 751 break; 752 753 case ACPI_RSC_MOVE_GPIO_RES: 754 755 /* Used for both ResourceSource string and VendorData */ 756 757 Destination = (char *) ACPI_ADD_PTR (void, Aml, 758 ACPI_GET16 (Destination)); 759 Source = * (UINT8 **) Source; 760 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); 761 break; 762 763 case ACPI_RSC_MOVE_SERIAL_VEN: 764 765 Destination = (char *) ACPI_ADD_PTR (void, Aml, 766 (AmlLength - ItemCount)); 767 Source = * (UINT8 **) Source; 768 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); 769 break; 770 771 case ACPI_RSC_MOVE_SERIAL_RES: 772 773 Destination = (char *) ACPI_ADD_PTR (void, Aml, 774 (AmlLength - ItemCount)); 775 Source = * (UINT8 **) Source; 776 AcpiRsMoveData (Destination, Source, ItemCount, Info->Opcode); 777 break; 778 779 case ACPI_RSC_ADDRESS: 780 781 /* Set the Resource Type, General Flags, and Type-Specific Flags */ 782 783 AcpiRsSetAddressCommon (Aml, Resource); 784 break; 785 786 case ACPI_RSC_SOURCEX: 787 /* 788 * Optional ResourceSource (Index and String) 789 */ 790 AmlLength = AcpiRsSetResourceSource ( 791 Aml, (ACPI_RS_LENGTH) AmlLength, Source); 792 AcpiRsSetResourceLength (AmlLength, Aml); 793 break; 794 795 case ACPI_RSC_SOURCE: 796 /* 797 * Optional ResourceSource (Index and String). This is the more 798 * complicated case used by the Interrupt() macro 799 */ 800 AmlLength = AcpiRsSetResourceSource (Aml, Info->Value, Source); 801 AcpiRsSetResourceLength (AmlLength, Aml); 802 break; 803 804 case ACPI_RSC_BITMASK: 805 /* 806 * 8-bit encoded bitmask (DMA macro) 807 */ 808 ACPI_SET8 (Destination, 809 AcpiRsEncodeBitmask (Source, 810 *ACPI_ADD_PTR (UINT8, Resource, Info->Value))); 811 break; 812 813 case ACPI_RSC_BITMASK16: 814 /* 815 * 16-bit encoded bitmask (IRQ macro) 816 */ 817 Temp16 = AcpiRsEncodeBitmask ( 818 Source, *ACPI_ADD_PTR (UINT8, Resource, Info->Value)); 819 ACPI_MOVE_16_TO_16 (Destination, &Temp16); 820 break; 821 822 case ACPI_RSC_EXIT_LE: 823 /* 824 * Control - Exit conversion if less than or equal 825 */ 826 if (ItemCount <= Info->Value) 827 { 828 goto Exit; 829 } 830 break; 831 832 case ACPI_RSC_EXIT_NE: 833 /* 834 * Control - Exit conversion if not equal 835 */ 836 switch (COMPARE_OPCODE (Info)) 837 { 838 case ACPI_RSC_COMPARE_VALUE: 839 840 if (*ACPI_ADD_PTR (UINT8, Resource, 841 COMPARE_TARGET (Info)) != COMPARE_VALUE (Info)) 842 { 843 goto Exit; 844 } 845 break; 846 847 default: 848 849 ACPI_ERROR ((AE_INFO, "Invalid conversion sub-opcode")); 850 return_ACPI_STATUS (AE_BAD_PARAMETER); 851 } 852 break; 853 854 case ACPI_RSC_EXIT_EQ: 855 /* 856 * Control - Exit conversion if equal 857 */ 858 if (*ACPI_ADD_PTR (UINT8, Resource, 859 COMPARE_TARGET (Info)) == COMPARE_VALUE (Info)) 860 { 861 goto Exit; 862 } 863 break; 864 865 default: 866 867 ACPI_ERROR ((AE_INFO, "Invalid conversion opcode")); 868 return_ACPI_STATUS (AE_BAD_PARAMETER); 869 } 870 871 Count--; 872 Info++; 873 } 874 875 Exit: 876 return_ACPI_STATUS (AE_OK); 877 } 878 879 880 #if 0 881 /* Previous resource validations */ 882 883 if (Aml->ExtAddress64.RevisionID != 884 AML_RESOURCE_EXTENDED_ADDRESS_REVISION) 885 { 886 return_ACPI_STATUS (AE_SUPPORT); 887 } 888 889 if (Resource->Data.StartDpf.PerformanceRobustness >= 3) 890 { 891 return_ACPI_STATUS (AE_AML_BAD_RESOURCE_VALUE); 892 } 893 894 if (((Aml->Irq.Flags & 0x09) == 0x00) || 895 ((Aml->Irq.Flags & 0x09) == 0x09)) 896 { 897 /* 898 * Only [ActiveHigh, EdgeSensitive] or [ActiveLow, LevelSensitive] 899 * polarity/trigger interrupts are allowed (ACPI spec, section 900 * "IRQ Format"), so 0x00 and 0x09 are illegal. 901 */ 902 ACPI_ERROR ((AE_INFO, 903 "Invalid interrupt polarity/trigger in resource list, 0x%X", 904 Aml->Irq.Flags)); 905 return_ACPI_STATUS (AE_BAD_DATA); 906 } 907 908 Resource->Data.ExtendedIrq.InterruptCount = Temp8; 909 if (Temp8 < 1) 910 { 911 /* Must have at least one IRQ */ 912 913 return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH); 914 } 915 916 if (Resource->Data.Dma.Transfer == 0x03) 917 { 918 ACPI_ERROR ((AE_INFO, 919 "Invalid DMA.Transfer preference (3)")); 920 return_ACPI_STATUS (AE_BAD_DATA); 921 } 922 #endif 923