aslrestype1i.c revision 207340
1 2/****************************************************************************** 3 * 4 * Module Name: aslrestype1i - Small I/O-related resource descriptors 5 * 6 *****************************************************************************/ 7 8/****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp. 13 * All rights reserved. 14 * 15 * 2. License 16 * 17 * 2.1. This is your license from Intel Corp. under its intellectual property 18 * rights. You may have additional license terms from the party that provided 19 * you this software, covering your right to use that party's intellectual 20 * property rights. 21 * 22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 23 * copy of the source code appearing in this file ("Covered Code") an 24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 25 * base code distributed originally by Intel ("Original Intel Code") to copy, 26 * make derivatives, distribute, use and display any portion of the Covered 27 * Code in any form, with the right to sublicense such rights; and 28 * 29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 30 * license (with the right to sublicense), under only those claims of Intel 31 * patents that are infringed by the Original Intel Code, to make, use, sell, 32 * offer to sell, and import the Covered Code and derivative works thereof 33 * solely to the minimum extent necessary to exercise the above copyright 34 * license, and in no event shall the patent license extend to any additions 35 * to or modifications of the Original Intel Code. No other license or right 36 * is granted directly or by implication, estoppel or otherwise; 37 * 38 * The above copyright and patent license is granted only if the following 39 * conditions are met: 40 * 41 * 3. Conditions 42 * 43 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 44 * Redistribution of source code of any substantial portion of the Covered 45 * Code or modification with rights to further distribute source must include 46 * the above Copyright Notice, the above License, this list of Conditions, 47 * and the following Disclaimer and Export Compliance provision. In addition, 48 * Licensee must cause all Covered Code to which Licensee contributes to 49 * contain a file documenting the changes Licensee made to create that Covered 50 * Code and the date of any change. Licensee must include in that file the 51 * documentation of any changes made by any predecessor Licensee. Licensee 52 * must include a prominent statement that the modification is derived, 53 * directly or indirectly, from Original Intel Code. 54 * 55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 56 * Redistribution of source code of any substantial portion of the Covered 57 * Code or modification without rights to further distribute source must 58 * include the following Disclaimer and Export Compliance provision in the 59 * documentation and/or other materials provided with distribution. In 60 * addition, Licensee may not authorize further sublicense of source of any 61 * portion of the Covered Code, and must include terms to the effect that the 62 * license from Licensee to its licensee is limited to the intellectual 63 * property embodied in the software Licensee provides to its licensee, and 64 * not to intellectual property embodied in modifications its licensee may 65 * make. 66 * 67 * 3.3. Redistribution of Executable. Redistribution in executable form of any 68 * substantial portion of the Covered Code or modification must reproduce the 69 * above Copyright Notice, and the following Disclaimer and Export Compliance 70 * provision in the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3.4. Intel retains all right, title, and interest in and to the Original 74 * Intel Code. 75 * 76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 77 * Intel shall be used in advertising or otherwise to promote the sale, use or 78 * other dealings in products derived from or relating to the Covered Code 79 * without prior written authorization from Intel. 80 * 81 * 4. Disclaimer and Export Compliance 82 * 83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 89 * PARTICULAR PURPOSE. 90 * 91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 98 * LIMITED REMEDY. 99 * 100 * 4.3. Licensee shall not export, either directly or indirectly, any of this 101 * software or system incorporating such software without first obtaining any 102 * required license or other approval from the U. S. Department of Commerce or 103 * any other agency or department of the United States Government. In the 104 * event Licensee exports any such software from the United States or 105 * re-exports any such software from a foreign destination, Licensee shall 106 * ensure that the distribution and export/re-export of the software is in 107 * compliance with all laws, regulations, orders, or other restrictions of the 108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 109 * any of its subsidiaries will export/re-export any technical data, process, 110 * software, or service, directly or indirectly, to any country for which the 111 * United States government or any agency thereof requires an export license, 112 * other governmental approval, or letter of assurance, without first obtaining 113 * such license, approval or letter. 114 * 115 *****************************************************************************/ 116 117 118#include "aslcompiler.h" 119#include "aslcompiler.y.h" 120 121#define _COMPONENT ACPI_COMPILER 122 ACPI_MODULE_NAME ("aslrestype1i") 123 124/* 125 * This module contains the I/O-related small resource descriptors: 126 * 127 * DMA 128 * FixedIO 129 * IO 130 * IRQ 131 * IRQNoFlags 132 */ 133 134/******************************************************************************* 135 * 136 * FUNCTION: RsDoDmaDescriptor 137 * 138 * PARAMETERS: Op - Parent resource descriptor parse node 139 * CurrentByteOffset - Offset into the resource template AML 140 * buffer (to track references to the desc) 141 * 142 * RETURN: Completed resource node 143 * 144 * DESCRIPTION: Construct a short "DMA" descriptor 145 * 146 ******************************************************************************/ 147 148ASL_RESOURCE_NODE * 149RsDoDmaDescriptor ( 150 ACPI_PARSE_OBJECT *Op, 151 UINT32 CurrentByteOffset) 152{ 153 AML_RESOURCE *Descriptor; 154 ACPI_PARSE_OBJECT *InitializerOp; 155 ASL_RESOURCE_NODE *Rnode; 156 UINT32 i; 157 UINT8 DmaChannelMask = 0; 158 UINT8 DmaChannels = 0; 159 160 161 InitializerOp = Op->Asl.Child; 162 Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_DMA)); 163 164 Descriptor = Rnode->Buffer; 165 Descriptor->Dma.DescriptorType = ACPI_RESOURCE_NAME_DMA | 166 ASL_RDESC_DMA_SIZE; 167 168 /* Process all child initialization nodes */ 169 170 for (i = 0; InitializerOp; i++) 171 { 172 switch (i) 173 { 174 case 0: /* DMA type */ 175 176 RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 5, 0); 177 RsCreateBitField (InitializerOp, ACPI_RESTAG_DMATYPE, 178 CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 5); 179 break; 180 181 case 1: /* Bus Master */ 182 183 RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 2, 0); 184 RsCreateBitField (InitializerOp, ACPI_RESTAG_BUSMASTER, 185 CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 2); 186 break; 187 188 case 2: /* Xfer Type (transfer width) */ 189 190 RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 0, 0); 191 RsCreateBitField (InitializerOp, ACPI_RESTAG_XFERTYPE, 192 CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 0); 193 break; 194 195 case 3: /* Name */ 196 197 UtAttachNamepathToOwner (Op, InitializerOp); 198 break; 199 200 default: 201 202 /* All DMA channel bytes are handled here, after flags and name */ 203 204 if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) 205 { 206 /* Up to 8 channels can be specified in the list */ 207 208 DmaChannels++; 209 if (DmaChannels > 8) 210 { 211 AslError (ASL_ERROR, ASL_MSG_DMA_LIST, 212 InitializerOp, NULL); 213 return (Rnode); 214 } 215 216 /* Only DMA channels 0-7 are allowed (mask is 8 bits) */ 217 218 if (InitializerOp->Asl.Value.Integer > 7) 219 { 220 AslError (ASL_ERROR, ASL_MSG_DMA_CHANNEL, 221 InitializerOp, NULL); 222 } 223 224 /* Build the mask */ 225 226 DmaChannelMask |= 227 (1 << ((UINT8) InitializerOp->Asl.Value.Integer)); 228 } 229 230 if (i == 4) /* case 4: First DMA byte */ 231 { 232 /* Check now for duplicates in list */ 233 234 RsCheckListForDuplicates (InitializerOp); 235 236 /* Create a named field at the start of the list */ 237 238 RsCreateByteField (InitializerOp, ACPI_RESTAG_DMA, 239 CurrentByteOffset + 240 ASL_RESDESC_OFFSET (Dma.DmaChannelMask)); 241 } 242 break; 243 } 244 245 InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); 246 } 247 248 /* Now we can set the channel mask */ 249 250 Descriptor->Dma.DmaChannelMask = DmaChannelMask; 251 return (Rnode); 252} 253 254 255/******************************************************************************* 256 * 257 * FUNCTION: RsDoFixedIoDescriptor 258 * 259 * PARAMETERS: Op - Parent resource descriptor parse node 260 * CurrentByteOffset - Offset into the resource template AML 261 * buffer (to track references to the desc) 262 * 263 * RETURN: Completed resource node 264 * 265 * DESCRIPTION: Construct a short "FixedIO" descriptor 266 * 267 ******************************************************************************/ 268 269ASL_RESOURCE_NODE * 270RsDoFixedIoDescriptor ( 271 ACPI_PARSE_OBJECT *Op, 272 UINT32 CurrentByteOffset) 273{ 274 AML_RESOURCE *Descriptor; 275 ACPI_PARSE_OBJECT *InitializerOp; 276 ACPI_PARSE_OBJECT *AddressOp = NULL; 277 ASL_RESOURCE_NODE *Rnode; 278 UINT32 i; 279 280 281 InitializerOp = Op->Asl.Child; 282 Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_FIXED_IO)); 283 284 Descriptor = Rnode->Buffer; 285 Descriptor->Io.DescriptorType = ACPI_RESOURCE_NAME_FIXED_IO | 286 ASL_RDESC_FIXED_IO_SIZE; 287 288 /* Process all child initialization nodes */ 289 290 for (i = 0; InitializerOp; i++) 291 { 292 switch (i) 293 { 294 case 0: /* Base Address */ 295 296 Descriptor->FixedIo.Address = 297 (UINT16) InitializerOp->Asl.Value.Integer; 298 RsCreateByteField (InitializerOp, ACPI_RESTAG_BASEADDRESS, 299 CurrentByteOffset + ASL_RESDESC_OFFSET (FixedIo.Address)); 300 AddressOp = InitializerOp; 301 break; 302 303 case 1: /* Length */ 304 305 Descriptor->FixedIo.AddressLength = 306 (UINT8) InitializerOp->Asl.Value.Integer; 307 RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH, 308 CurrentByteOffset + ASL_RESDESC_OFFSET (FixedIo.AddressLength)); 309 break; 310 311 case 2: /* Name */ 312 313 UtAttachNamepathToOwner (Op, InitializerOp); 314 break; 315 316 default: 317 318 AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL); 319 break; 320 } 321 322 InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); 323 } 324 325 /* Error checks */ 326 327 if (Descriptor->FixedIo.Address > 0x03FF) 328 { 329 AslError (ASL_WARNING, ASL_MSG_ISA_ADDRESS, AddressOp, NULL); 330 } 331 332 return (Rnode); 333} 334 335 336/******************************************************************************* 337 * 338 * FUNCTION: RsDoIoDescriptor 339 * 340 * PARAMETERS: Op - Parent resource descriptor parse node 341 * CurrentByteOffset - Offset into the resource template AML 342 * buffer (to track references to the desc) 343 * 344 * RETURN: Completed resource node 345 * 346 * DESCRIPTION: Construct a short "IO" descriptor 347 * 348 ******************************************************************************/ 349 350ASL_RESOURCE_NODE * 351RsDoIoDescriptor ( 352 ACPI_PARSE_OBJECT *Op, 353 UINT32 CurrentByteOffset) 354{ 355 AML_RESOURCE *Descriptor; 356 ACPI_PARSE_OBJECT *InitializerOp; 357 ACPI_PARSE_OBJECT *MinOp = NULL; 358 ACPI_PARSE_OBJECT *MaxOp = NULL; 359 ACPI_PARSE_OBJECT *LengthOp = NULL; 360 ACPI_PARSE_OBJECT *AlignOp = NULL; 361 ASL_RESOURCE_NODE *Rnode; 362 UINT32 i; 363 364 365 InitializerOp = Op->Asl.Child; 366 Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_IO)); 367 368 Descriptor = Rnode->Buffer; 369 Descriptor->Io.DescriptorType = ACPI_RESOURCE_NAME_IO | 370 ASL_RDESC_IO_SIZE; 371 372 /* Process all child initialization nodes */ 373 374 for (i = 0; InitializerOp; i++) 375 { 376 switch (i) 377 { 378 case 0: /* Decode size */ 379 380 RsSetFlagBits (&Descriptor->Io.Flags, InitializerOp, 0, 1); 381 RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE, 382 CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Flags), 0); 383 break; 384 385 case 1: /* Min Address */ 386 387 Descriptor->Io.Minimum = 388 (UINT16) InitializerOp->Asl.Value.Integer; 389 RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR, 390 CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Minimum)); 391 MinOp = InitializerOp; 392 break; 393 394 case 2: /* Max Address */ 395 396 Descriptor->Io.Maximum = 397 (UINT16) InitializerOp->Asl.Value.Integer; 398 RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR, 399 CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Maximum)); 400 MaxOp = InitializerOp; 401 break; 402 403 case 3: /* Alignment */ 404 405 Descriptor->Io.Alignment = 406 (UINT8) InitializerOp->Asl.Value.Integer; 407 RsCreateByteField (InitializerOp, ACPI_RESTAG_ALIGNMENT, 408 CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Alignment)); 409 AlignOp = InitializerOp; 410 break; 411 412 case 4: /* Length */ 413 414 Descriptor->Io.AddressLength = 415 (UINT8) InitializerOp->Asl.Value.Integer; 416 RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH, 417 CurrentByteOffset + ASL_RESDESC_OFFSET (Io.AddressLength)); 418 LengthOp = InitializerOp; 419 break; 420 421 case 5: /* Name */ 422 423 UtAttachNamepathToOwner (Op, InitializerOp); 424 break; 425 426 default: 427 428 AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL); 429 break; 430 } 431 432 InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); 433 } 434 435 /* Validate the Min/Max/Len/Align values */ 436 437 RsSmallAddressCheck (ACPI_RESOURCE_NAME_IO, 438 Descriptor->Io.Minimum, 439 Descriptor->Io.Maximum, 440 Descriptor->Io.AddressLength, 441 Descriptor->Io.Alignment, 442 MinOp, MaxOp, LengthOp, AlignOp); 443 444 return (Rnode); 445} 446 447 448/******************************************************************************* 449 * 450 * FUNCTION: RsDoIrqDescriptor 451 * 452 * PARAMETERS: Op - Parent resource descriptor parse node 453 * CurrentByteOffset - Offset into the resource template AML 454 * buffer (to track references to the desc) 455 * 456 * RETURN: Completed resource node 457 * 458 * DESCRIPTION: Construct a short "IRQ" descriptor 459 * 460 ******************************************************************************/ 461 462ASL_RESOURCE_NODE * 463RsDoIrqDescriptor ( 464 ACPI_PARSE_OBJECT *Op, 465 UINT32 CurrentByteOffset) 466{ 467 AML_RESOURCE *Descriptor; 468 ACPI_PARSE_OBJECT *InitializerOp; 469 ASL_RESOURCE_NODE *Rnode; 470 UINT32 Interrupts = 0; 471 UINT16 IrqMask = 0; 472 UINT32 i; 473 474 475 InitializerOp = Op->Asl.Child; 476 Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_IRQ)); 477 478 /* Length = 3 (with flag byte) */ 479 480 Descriptor = Rnode->Buffer; 481 Descriptor->Irq.DescriptorType = ACPI_RESOURCE_NAME_IRQ | 482 (ASL_RDESC_IRQ_SIZE + 0x01); 483 484 /* Process all child initialization nodes */ 485 486 for (i = 0; InitializerOp; i++) 487 { 488 switch (i) 489 { 490 case 0: /* Interrupt Type (or Mode - edge/level) */ 491 492 RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 0, 1); 493 RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTTYPE, 494 CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 0); 495 break; 496 497 case 1: /* Interrupt Level (or Polarity - Active high/low) */ 498 499 RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 3, 0); 500 RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTLEVEL, 501 CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 3); 502 break; 503 504 case 2: /* Share Type - Default: exclusive (0) */ 505 506 RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 4, 0); 507 RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTSHARE, 508 CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 4); 509 break; 510 511 case 3: /* Name */ 512 513 UtAttachNamepathToOwner (Op, InitializerOp); 514 break; 515 516 default: 517 518 /* All IRQ bytes are handled here, after the flags and name */ 519 520 if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) 521 { 522 /* Up to 16 interrupts can be specified in the list */ 523 524 Interrupts++; 525 if (Interrupts > 16) 526 { 527 AslError (ASL_ERROR, ASL_MSG_INTERRUPT_LIST, 528 InitializerOp, NULL); 529 return (Rnode); 530 } 531 532 /* Only interrupts 0-15 are allowed (mask is 16 bits) */ 533 534 if (InitializerOp->Asl.Value.Integer > 15) 535 { 536 AslError (ASL_ERROR, ASL_MSG_INTERRUPT_NUMBER, 537 InitializerOp, NULL); 538 } 539 else 540 { 541 IrqMask |= (1 << (UINT8) InitializerOp->Asl.Value.Integer); 542 } 543 } 544 545 /* Case 4: First IRQ value in list */ 546 547 if (i == 4) 548 { 549 /* Check now for duplicates in list */ 550 551 RsCheckListForDuplicates (InitializerOp); 552 553 /* Create a named field at the start of the list */ 554 555 RsCreateByteField (InitializerOp, ACPI_RESTAG_INTERRUPT, 556 CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.IrqMask)); 557 } 558 break; 559 } 560 561 InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); 562 } 563 564 /* Now we can set the channel mask */ 565 566 Descriptor->Irq.IrqMask = IrqMask; 567 return (Rnode); 568} 569 570 571/******************************************************************************* 572 * 573 * FUNCTION: RsDoIrqNoFlagsDescriptor 574 * 575 * PARAMETERS: Op - Parent resource descriptor parse node 576 * CurrentByteOffset - Offset into the resource template AML 577 * buffer (to track references to the desc) 578 * 579 * RETURN: Completed resource node 580 * 581 * DESCRIPTION: Construct a short "IRQNoFlags" descriptor 582 * 583 ******************************************************************************/ 584 585ASL_RESOURCE_NODE * 586RsDoIrqNoFlagsDescriptor ( 587 ACPI_PARSE_OBJECT *Op, 588 UINT32 CurrentByteOffset) 589{ 590 AML_RESOURCE *Descriptor; 591 ACPI_PARSE_OBJECT *InitializerOp; 592 ASL_RESOURCE_NODE *Rnode; 593 UINT16 IrqMask = 0; 594 UINT32 Interrupts = 0; 595 UINT32 i; 596 597 598 InitializerOp = Op->Asl.Child; 599 Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_IRQ_NOFLAGS)); 600 601 Descriptor = Rnode->Buffer; 602 Descriptor->Irq.DescriptorType = ACPI_RESOURCE_NAME_IRQ | 603 ASL_RDESC_IRQ_SIZE; 604 605 /* Process all child initialization nodes */ 606 607 for (i = 0; InitializerOp; i++) 608 { 609 switch (i) 610 { 611 case 0: /* Name */ 612 613 UtAttachNamepathToOwner (Op, InitializerOp); 614 break; 615 616 default: 617 618 /* IRQ bytes are handled here, after the flags and name */ 619 620 if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) 621 { 622 /* Up to 16 interrupts can be specified in the list */ 623 624 Interrupts++; 625 if (Interrupts > 16) 626 { 627 AslError (ASL_ERROR, ASL_MSG_INTERRUPT_LIST, 628 InitializerOp, NULL); 629 return (Rnode); 630 } 631 632 /* Only interrupts 0-15 are allowed (mask is 16 bits) */ 633 634 if (InitializerOp->Asl.Value.Integer > 15) 635 { 636 AslError (ASL_ERROR, ASL_MSG_INTERRUPT_NUMBER, 637 InitializerOp, NULL); 638 } 639 else 640 { 641 IrqMask |= (1 << ((UINT8) InitializerOp->Asl.Value.Integer)); 642 } 643 } 644 645 /* Case 1: First IRQ value in list */ 646 647 if (i == 1) 648 { 649 /* Check now for duplicates in list */ 650 651 RsCheckListForDuplicates (InitializerOp); 652 653 /* Create a named field at the start of the list */ 654 655 RsCreateByteField (InitializerOp, ACPI_RESTAG_INTERRUPT, 656 CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.IrqMask)); 657 } 658 break; 659 } 660 661 InitializerOp = RsCompleteNodeAndGetNext (InitializerOp); 662 } 663 664 /* Now we can set the interrupt mask */ 665 666 Descriptor->Irq.IrqMask = IrqMask; 667 return (Rnode); 668} 669