osunixxf.c revision 118812
1132935Simp/****************************************************************************** 243045Sdillon * 343045Sdillon * Module Name: osunixxf - UNIX OSL interfaces 4132935Simp * 5132935Simp *****************************************************************************/ 6132935Simp 7132935Simp/****************************************************************************** 8132935Simp * 9132935Simp * 1. Copyright Notice 10132935Simp * 1143045Sdillon * Some or all of this work - Copyright (c) 1999 - 2003, Intel Corp. 12132935Simp * All rights reserved. 13132935Simp * 14132935Simp * 2. License 15132935Simp * 16132935Simp * 2.1. This is your license from Intel Corp. under its intellectual property 17132935Simp * rights. You may have additional license terms from the party that provided 18132935Simp * you this software, covering your right to use that party's intellectual 19132935Simp * property rights. 20132935Simp * 21132935Simp * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22132935Simp * copy of the source code appearing in this file ("Covered Code") an 23132935Simp * irrevocable, perpetual, worldwide license under Intel's copyrights in the 2450476Speter * base code distributed originally by Intel ("Original Intel Code") to copy, 2543045Sdillon * make derivatives, distribute, use and display any portion of the Covered 2643045Sdillon * Code in any form, with the right to sublicense such rights; and 2743045Sdillon * 2843045Sdillon * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 2943045Sdillon * license (with the right to sublicense), under only those claims of Intel 3043051Sdillon * patents that are infringed by the Original Intel Code, to make, use, sell, 3143045Sdillon * offer to sell, and import the Covered Code and derivative works thereof 3259510Sphantom * solely to the minimum extent necessary to exercise the above copyright 3359510Sphantom * license, and in no event shall the patent license extend to any additions 3443045Sdillon * to or modifications of the Original Intel Code. No other license or right 3584306Sru * is granted directly or by implication, estoppel or otherwise; 3643045Sdillon * 3743051Sdillon * The above copyright and patent license is granted only if the following 3843045Sdillon * conditions are met: 3943045Sdillon * 4043051Sdillon * 3. Conditions 4171895Sru * 4271895Sru * 3.1. Redistribution of Source with Rights to Further Distribute Source. 4371895Sru * Redistribution of source code of any substantial portion of the Covered 4471895Sru * Code or modification with rights to further distribute source must include 4571895Sru * the above Copyright Notice, the above License, this list of Conditions, 4671895Sru * and the following Disclaimer and Export Compliance provision. In addition, 4771895Sru * Licensee must cause all Covered Code to which Licensee contributes to 4871895Sru * contain a file documenting the changes Licensee made to create that Covered 49131504Sru * Code and the date of any change. Licensee must include in that file the 50131504Sru * documentation of any changes made by any predecessor Licensee. Licensee 5171895Sru * must include a prominent statement that the modification is derived, 5271895Sru * directly or indirectly, from Original Intel Code. 53131504Sru * 54131504Sru * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 5571895Sru * Redistribution of source code of any substantial portion of the Covered 5671895Sru * Code or modification without rights to further distribute source must 5771895Sru * include the following Disclaimer and Export Compliance provision in the 5871895Sru * documentation and/or other materials provided with distribution. In 5971895Sru * addition, Licensee may not authorize further sublicense of source of any 6071895Sru * portion of the Covered Code, and must include terms to the effect that the 6171895Sru * license from Licensee to its licensee is limited to the intellectual 62131504Sru * property embodied in the software Licensee provides to its licensee, and 63131504Sru * not to intellectual property embodied in modifications its licensee may 6479754Sdd * make. 6543045Sdillon * 6681458Sru * 3.3. Redistribution of Executable. Redistribution in executable form of any 6743045Sdillon * substantial portion of the Covered Code or modification must reproduce the 6843045Sdillon * above Copyright Notice, and the following Disclaimer and Export Compliance 6943045Sdillon * provision in the documentation and/or other materials provided with the 7043045Sdillon * distribution. 7143045Sdillon * 7271895Sru * 3.4. Intel retains all right, title, and interest in and to the Original 7371895Sru * Intel Code. 74131504Sru * 75131504Sru * 3.5. Neither the name Intel nor any other trademark owned or controlled by 7671895Sru * Intel shall be used in advertising or otherwise to promote the sale, use or 7771895Sru * other dealings in products derived from or relating to the Covered Code 7871895Sru * without prior written authorization from Intel. 7971895Sru * 8071895Sru * 4. Disclaimer and Export Compliance 8171895Sru * 8271895Sru * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 8371895Sru * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 8471895Sru * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 8571895Sru * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 8643045Sdillon * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 8743045Sdillon * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 8871895Sru * PARTICULAR PURPOSE. 8971895Sru * 9071895Sru * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 9171895Sru * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 9271895Sru * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 9371895Sru * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 9443045Sdillon * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 9543045Sdillon * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 9643045Sdillon * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 9771895Sru * LIMITED REMEDY. 9871895Sru * 9971895Sru * 4.3. Licensee shall not export, either directly or indirectly, any of this 10071895Sru * software or system incorporating such software without first obtaining any 10179754Sdd * required license or other approval from the U. S. Department of Commerce or 10243045Sdillon * any other agency or department of the United States Government. In the 10343045Sdillon * event Licensee exports any such software from the United States or 10443045Sdillon * re-exports any such software from a foreign destination, Licensee shall 10543045Sdillon * ensure that the distribution and export/re-export of the software is in 10643045Sdillon * compliance with all laws, regulations, orders, or other restrictions of the 10743045Sdillon * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108131504Sru * any of its subsidiaries will export/re-export any technical data, process, 109131504Sru * software, or service, directly or indirectly, to any country for which the 11043045Sdillon * United States government or any agency thereof requires an export license, 11143045Sdillon * other governmental approval, or letter of assurance, without first obtaining 112 * such license, approval or letter. 113 * 114 *****************************************************************************/ 115 116 117/* 118 * These interfaces are required in order to compile the ASL compiler under 119 * Linux. 120 */ 121 122#include <stdio.h> 123#include <stdlib.h> 124#include <stdarg.h> 125#include <unistd.h> 126#include <sys/time.h> 127 128#include "acpi.h" 129#include "amlcode.h" 130#include "acparser.h" 131#include "acdebug.h" 132 133#define _COMPONENT ACPI_OS_SERVICES 134 ACPI_MODULE_NAME ("osunixxf") 135 136 137extern FILE *AcpiGbl_DebugFile; 138FILE *AcpiGbl_OutputFile; 139 140 141/****************************************************************************** 142 * 143 * FUNCTION: AcpiOsInitialize, AcpiOsTerminate 144 * 145 * PARAMETERS: None 146 * 147 * RETURN: Status 148 * 149 * DESCRIPTION: Init and terminate. Nothing to do. 150 * 151 *****************************************************************************/ 152 153ACPI_STATUS 154AcpiOsInitialize (void) 155{ 156 AcpiGbl_OutputFile = stdout; 157 158 return AE_OK; 159} 160 161 162ACPI_STATUS 163AcpiOsTerminate (void) 164{ 165 return AE_OK; 166} 167 168 169/****************************************************************************** 170 * 171 * FUNCTION: AcpiOsGetRootPointer 172 * 173 * PARAMETERS: Flags - Logical or physical addressing mode 174 * Address - Where the address is returned 175 * 176 * RETURN: Status 177 * 178 * DESCRIPTION: Gets the root pointer (RSDP) 179 * 180 *****************************************************************************/ 181 182ACPI_STATUS 183AcpiOsGetRootPointer ( 184 UINT32 Flags, 185 ACPI_POINTER *Address) 186{ 187 188 return (AE_OK); 189} 190 191 192/****************************************************************************** 193 * 194 * FUNCTION: AcpiOsPredefinedOverride 195 * 196 * PARAMETERS: InitVal - Initial value of the predefined object 197 * NewVal - The new value for the object 198 * 199 * RETURN: Status, pointer to value. Null pointer returned if not 200 * overriding. 201 * 202 * DESCRIPTION: Allow the OS to override predefined names 203 * 204 *****************************************************************************/ 205 206ACPI_STATUS 207AcpiOsPredefinedOverride ( 208 const ACPI_PREDEFINED_NAMES *InitVal, 209 ACPI_STRING *NewVal) 210{ 211 212 if (!InitVal || !NewVal) 213 { 214 return (AE_BAD_PARAMETER); 215 } 216 217 *NewVal = NULL; 218 return (AE_OK); 219} 220 221 222/****************************************************************************** 223 * 224 * FUNCTION: AcpiOsTableOverride 225 * 226 * PARAMETERS: ExistingTable - Header of current table (probably firmware) 227 * NewTable - Where an entire new table is returned. 228 * 229 * RETURN: Status, pointer to new table. Null pointer returned if no 230 * table is available to override 231 * 232 * DESCRIPTION: Return a different version of a table if one is available 233 * 234 *****************************************************************************/ 235 236ACPI_STATUS 237AcpiOsTableOverride ( 238 ACPI_TABLE_HEADER *ExistingTable, 239 ACPI_TABLE_HEADER **NewTable) 240{ 241 if (!ExistingTable || !NewTable) 242 { 243 return (AE_BAD_PARAMETER); 244 } 245 246 *NewTable = NULL; 247 return (AE_OK); 248} 249 250 251/****************************************************************************** 252 * 253 * FUNCTION: AcpiOsReadable 254 * 255 * PARAMETERS: Pointer - Area to be verified 256 * Length - Size of area 257 * 258 * RETURN: TRUE if readable for entire length 259 * 260 * DESCRIPTION: Verify that a pointer is valid for reading 261 * 262 *****************************************************************************/ 263 264BOOLEAN 265AcpiOsReadable ( 266 void *Pointer, 267 ACPI_SIZE Length) 268{ 269 270 return (TRUE); 271} 272 273 274/****************************************************************************** 275 * 276 * FUNCTION: AcpiOsWritable 277 * 278 * PARAMETERS: Pointer - Area to be verified 279 * Length - Size of area 280 * 281 * RETURN: TRUE if writable for entire length 282 * 283 * DESCRIPTION: Verify that a pointer is valid for writing 284 * 285 *****************************************************************************/ 286 287BOOLEAN 288AcpiOsWritable ( 289 void *Pointer, 290 ACPI_SIZE Length) 291{ 292 293 return (TRUE); 294} 295 296 297/****************************************************************************** 298 * 299 * FUNCTION: AcpiOsRedirectOutput 300 * 301 * PARAMETERS: Destination - An open file handle/pointer 302 * 303 * RETURN: None 304 * 305 * DESCRIPTION: Causes redirect of AcpiOsPrintf and AcpiOsVprintf 306 * 307 *****************************************************************************/ 308 309void 310AcpiOsRedirectOutput ( 311 void *Destination) 312{ 313 314 AcpiGbl_OutputFile = Destination; 315} 316 317 318/****************************************************************************** 319 * 320 * FUNCTION: AcpiOsPrintf 321 * 322 * PARAMETERS: fmt, ... Standard printf format 323 * 324 * RETURN: None 325 * 326 * DESCRIPTION: Formatted output 327 * 328 *****************************************************************************/ 329 330void ACPI_INTERNAL_VAR_XFACE 331AcpiOsPrintf ( 332 const char *Fmt, 333 ...) 334{ 335 va_list Args; 336 337 338 va_start (Args, Fmt); 339 340 AcpiOsVprintf (Fmt, Args); 341 342 va_end (Args); 343 return; 344} 345 346 347/****************************************************************************** 348 * 349 * FUNCTION: AcpiOsVprintf 350 * 351 * PARAMETERS: fmt Standard printf format 352 * args Argument list 353 * 354 * RETURN: None 355 * 356 * DESCRIPTION: Formatted output with argument list pointer 357 * 358 *****************************************************************************/ 359 360void 361AcpiOsVprintf ( 362 const char *Fmt, 363 va_list Args) 364{ 365 INT32 Count = 0; 366 UINT8 Flags; 367 368 369 Flags = AcpiGbl_DbOutputFlags; 370 if (Flags & ACPI_DB_REDIRECTABLE_OUTPUT) 371 { 372 /* Output is directable to either a file (if open) or the console */ 373 374 if (AcpiGbl_DebugFile) 375 { 376 /* Output file is open, send the output there */ 377 378 Count = vfprintf (AcpiGbl_DebugFile, Fmt, Args); 379 } 380 else 381 { 382 /* No redirection, send output to console (once only!) */ 383 384 Flags |= ACPI_DB_CONSOLE_OUTPUT; 385 } 386 } 387 388 if (Flags & ACPI_DB_CONSOLE_OUTPUT) 389 { 390 Count = vfprintf (AcpiGbl_OutputFile, Fmt, Args); 391 } 392 393 return; 394} 395 396 397/****************************************************************************** 398 * 399 * FUNCTION: AcpiOsGetLine 400 * 401 * PARAMETERS: fmt Standard printf format 402 * args Argument list 403 * 404 * RETURN: Actual bytes read 405 * 406 * DESCRIPTION: Formatted input with argument list pointer 407 * 408 *****************************************************************************/ 409 410UINT32 411AcpiOsGetLine ( 412 char *Buffer) 413{ 414 UINT8 Temp; 415 UINT32 i; 416 417 418 for (i = 0; ; i++) 419 { 420 scanf ("%1c", &Temp); 421 if (!Temp || Temp == '\n') 422 { 423 break; 424 } 425 426 Buffer [i] = Temp; 427 } 428 429 /* Null terminate the buffer */ 430 431 Buffer [i] = 0; 432 433 /* Return the number of bytes in the string */ 434 435 return (i); 436} 437 438/****************************************************************************** 439 * 440 * FUNCTION: AcpiOsMapMemory 441 * 442 * PARAMETERS: where Physical address of memory to be mapped 443 * length How much memory to map 444 * there Logical address of mapped memory 445 * 446 * RETURN: Pointer to mapped memory. Null on error. 447 * 448 * DESCRIPTION: Map physical memory into caller's address space 449 * 450 *****************************************************************************/ 451 452ACPI_STATUS 453AcpiOsMapMemory ( 454 ACPI_PHYSICAL_ADDRESS where, 455 ACPI_SIZE length, 456 void **there) 457{ 458 *there = (void *) (uintptr_t) where; 459 460 return AE_OK; 461} 462 463 464/****************************************************************************** 465 * 466 * FUNCTION: AcpiOsUnmapMemory 467 * 468 * PARAMETERS: where Logical address of memory to be unmapped 469 * length How much memory to unmap 470 * 471 * RETURN: None. 472 * 473 * DESCRIPTION: Delete a previously created mapping. Where and Length must 474 * correspond to a previous mapping exactly. 475 * 476 *****************************************************************************/ 477 478void 479AcpiOsUnmapMemory ( 480 void *where, 481 ACPI_SIZE length) 482{ 483 484 return; 485} 486 487 488/****************************************************************************** 489 * 490 * FUNCTION: AcpiOsAllocate 491 * 492 * PARAMETERS: Size Amount to allocate, in bytes 493 * 494 * RETURN: Pointer to the new allocation. Null on error. 495 * 496 * DESCRIPTION: Allocate memory. Algorithm is dependent on the OS. 497 * 498 *****************************************************************************/ 499 500void * 501AcpiOsAllocate ( 502 ACPI_SIZE size) 503{ 504 void *Mem; 505 506 507 Mem = (void *) malloc ((size_t) size); 508 509 return Mem; 510} 511 512 513/****************************************************************************** 514 * 515 * FUNCTION: AcpiOsFree 516 * 517 * PARAMETERS: mem Pointer to previously allocated memory 518 * 519 * RETURN: None. 520 * 521 * DESCRIPTION: Free memory allocated via AcpiOsAllocate 522 * 523 *****************************************************************************/ 524 525void 526AcpiOsFree ( 527 void *mem) 528{ 529 530 531 free (mem); 532} 533 534 535/****************************************************************************** 536 * 537 * FUNCTION: AcpiOsCreateSemaphore 538 * 539 * PARAMETERS: InitialUnits - Units to be assigned to the new semaphore 540 * OutHandle - Where a handle will be returned 541 * 542 * RETURN: Status 543 * 544 * DESCRIPTION: Create an OS semaphore 545 * 546 *****************************************************************************/ 547 548ACPI_STATUS 549AcpiOsCreateSemaphore ( 550 UINT32 MaxUnits, 551 UINT32 InitialUnits, 552 ACPI_HANDLE *OutHandle) 553{ 554 555 556 *OutHandle = (ACPI_HANDLE) 1; 557 return AE_OK; 558} 559 560/****************************************************************************** 561 * 562 * FUNCTION: AcpiOsDeleteSemaphore 563 * 564 * PARAMETERS: Handle - Handle returned by AcpiOsCreateSemaphore 565 * 566 * RETURN: Status 567 * 568 * DESCRIPTION: Delete an OS semaphore 569 * 570 *****************************************************************************/ 571 572ACPI_STATUS 573AcpiOsDeleteSemaphore ( 574 ACPI_HANDLE Handle) 575{ 576 577 if (!Handle) 578 { 579 return AE_BAD_PARAMETER; 580 } 581 582 return AE_OK; 583} 584 585 586/****************************************************************************** 587 * 588 * FUNCTION: AcpiOsWaitSemaphore 589 * 590 * PARAMETERS: Handle - Handle returned by AcpiOsCreateSemaphore 591 * Units - How many units to wait for 592 * Timeout - How long to wait 593 * 594 * RETURN: Status 595 * 596 * DESCRIPTION: Wait for units 597 * 598 *****************************************************************************/ 599 600ACPI_STATUS 601AcpiOsWaitSemaphore ( 602 ACPI_HANDLE Handle, 603 UINT32 Units, 604 UINT16 Timeout) 605{ 606 607 608 return AE_OK; 609} 610 611 612/****************************************************************************** 613 * 614 * FUNCTION: AcpiOsSignalSemaphore 615 * 616 * PARAMETERS: Handle - Handle returned by AcpiOsCreateSemaphore 617 * Units - Number of units to send 618 * 619 * RETURN: Status 620 * 621 * DESCRIPTION: Send units 622 * 623 *****************************************************************************/ 624 625ACPI_STATUS 626AcpiOsSignalSemaphore ( 627 ACPI_HANDLE Handle, 628 UINT32 Units) 629{ 630 631 632 return AE_OK; 633} 634 635 636ACPI_STATUS 637AcpiOsCreateLock ( 638 ACPI_HANDLE *OutHandle) 639{ 640 641 return (AcpiOsCreateSemaphore (1, 1, OutHandle)); 642} 643 644void 645AcpiOsDeleteLock ( 646 ACPI_HANDLE Handle) 647{ 648 AcpiOsDeleteSemaphore (Handle); 649} 650 651 652void 653AcpiOsAcquireLock ( 654 ACPI_HANDLE Handle, 655 UINT32 Flags) 656{ 657 AcpiOsWaitSemaphore (Handle, 1, 0xFFFF); 658} 659 660 661void 662AcpiOsReleaseLock ( 663 ACPI_HANDLE Handle, 664 UINT32 Flags) 665{ 666 AcpiOsSignalSemaphore (Handle, 1); 667} 668 669 670/****************************************************************************** 671 * 672 * FUNCTION: AcpiOsInstallInterruptHandler 673 * 674 * PARAMETERS: InterruptNumber Level handler should respond to. 675 * Isr Address of the ACPI interrupt handler 676 * ExceptPtr Where status is returned 677 * 678 * RETURN: Handle to the newly installed handler. 679 * 680 * DESCRIPTION: Install an interrupt handler. Used to install the ACPI 681 * OS-independent handler. 682 * 683 *****************************************************************************/ 684 685UINT32 686AcpiOsInstallInterruptHandler ( 687 UINT32 InterruptNumber, 688 OSD_HANDLER ServiceRoutine, 689 void *Context) 690{ 691 692 693 return AE_OK; 694} 695 696 697/****************************************************************************** 698 * 699 * FUNCTION: AcpiOsRemoveInterruptHandler 700 * 701 * PARAMETERS: Handle Returned when handler was installed 702 * 703 * RETURN: Status 704 * 705 * DESCRIPTION: Uninstalls an interrupt handler. 706 * 707 *****************************************************************************/ 708 709ACPI_STATUS 710AcpiOsRemoveInterruptHandler ( 711 UINT32 InterruptNumber, 712 OSD_HANDLER ServiceRoutine) 713{ 714 715 return AE_OK; 716} 717 718 719/****************************************************************************** 720 * 721 * FUNCTION: AcpiOsQueueForExecution 722 * 723 * PARAMETERS: Priority - Requested execution priority 724 * Function - Address of the function to execute 725 * Context - Passed as a parameter to the function 726 * 727 * RETURN: Status. 728 * 729 * DESCRIPTION: Sleep at microsecond granularity 730 * 731 *****************************************************************************/ 732 733ACPI_STATUS 734AcpiOsQueueForExecution ( 735 UINT32 Priority, 736 OSD_EXECUTION_CALLBACK Function, 737 void *Context) 738{ 739 740// _beginthread (Function, (unsigned) 0, Context); 741 return 0; 742} 743 744 745/****************************************************************************** 746 * 747 * FUNCTION: AcpiOsBreakpoint 748 * 749 * PARAMETERS: Msg Message to print 750 * 751 * RETURN: Status 752 * 753 * DESCRIPTION: Print a message and break to the debugger. 754 * 755 *****************************************************************************/ 756 757ACPI_STATUS 758AcpiOsBreakpoint ( 759 char *Msg) 760{ 761 762 /* Print the message and do an INT 3 */ 763 764 if (Msg) 765 { 766 AcpiOsPrintf ("AcpiOsBreakpoint: %s ****\n", Msg); 767 } 768 else 769 { 770 AcpiOsPrintf ("At AcpiOsBreakpoint ****\n"); 771 } 772 773 774 return AE_OK; 775} 776 777 778/****************************************************************************** 779 * 780 * FUNCTION: AcpiOsSleepUsec 781 * 782 * PARAMETERS: microseconds To sleep 783 * 784 * RETURN: Blocks until sleep is completed. 785 * 786 * DESCRIPTION: Sleep at microsecond granularity 787 * 788 *****************************************************************************/ 789 790void 791AcpiOsStall ( 792 UINT32 microseconds) 793{ 794 795 return; 796} 797 798 799/****************************************************************************** 800 * 801 * FUNCTION: AcpiOsSleep 802 * 803 * PARAMETERS: seconds To sleep 804 * milliseconds To sleep 805 * 806 * RETURN: Blocks until sleep is completed. 807 * 808 * DESCRIPTION: Sleep at second/millisecond granularity 809 * 810 *****************************************************************************/ 811 812void 813AcpiOsSleep ( 814 UINT32 seconds, 815 UINT32 milliseconds) 816{ 817 818 usleep (((seconds * 1000) + milliseconds) * 1000); 819 return; 820} 821 822/****************************************************************************** 823 * 824 * FUNCTION: AcpiOsGetTimer 825 * 826 * PARAMETERS: None 827 * 828 * RETURN: Current time in milliseconds 829 * 830 * DESCRIPTION: Get the current system time (in milliseconds). 831 * 832 *****************************************************************************/ 833 834UINT32 835AcpiOsGetTimer (void) 836{ 837 struct timeval time; 838 839 gettimeofday(&time, NULL); 840 841 return ((time.tv_sec/1000) + (time.tv_usec*1000)); 842} 843 844 845/****************************************************************************** 846 * 847 * FUNCTION: AcpiOsReadPciConfiguration 848 * 849 * PARAMETERS: PciId Seg/Bus/Dev 850 * Register Device Register 851 * Value Buffer where value is placed 852 * Width Number of bits 853 * 854 * RETURN: Status 855 * 856 * DESCRIPTION: Read data from PCI configuration space 857 * 858 *****************************************************************************/ 859 860ACPI_STATUS 861AcpiOsReadPciConfiguration ( 862 ACPI_PCI_ID *PciId, 863 UINT32 Register, 864 void *Value, 865 UINT32 Width) 866{ 867 868 return (AE_OK); 869} 870 871 872/****************************************************************************** 873 * 874 * FUNCTION: AcpiOsWritePciConfiguration 875 * 876 * PARAMETERS: PciId Seg/Bus/Dev 877 * Register Device Register 878 * Value Value to be written 879 * Width Number of bits 880 * 881 * RETURN: Status. 882 * 883 * DESCRIPTION: Write data to PCI configuration space 884 * 885 *****************************************************************************/ 886 887ACPI_STATUS 888AcpiOsWritePciConfiguration ( 889 ACPI_PCI_ID *PciId, 890 UINT32 Register, 891 ACPI_INTEGER Value, 892 UINT32 Width) 893{ 894 895 return (AE_OK); 896} 897 898/* TEMPORARY STUB FUNCTION */ 899void 900AcpiOsDerivePciId( 901 ACPI_HANDLE rhandle, 902 ACPI_HANDLE chandle, 903 ACPI_PCI_ID **PciId) 904{ 905 906} 907 908 909/****************************************************************************** 910 * 911 * FUNCTION: AcpiOsReadPort 912 * 913 * PARAMETERS: Address Address of I/O port/register to read 914 * Value Where value is placed 915 * Width Number of bits 916 * 917 * RETURN: Value read from port 918 * 919 * DESCRIPTION: Read data from an I/O port or register 920 * 921 *****************************************************************************/ 922 923ACPI_STATUS 924AcpiOsReadPort ( 925 ACPI_IO_ADDRESS Address, 926 UINT32 *Value, 927 UINT32 Width) 928{ 929 930 switch (Width) 931 { 932 case 8: 933 *Value = 0xFF; 934 break; 935 936 case 16: 937 *Value = 0xFFFF; 938 break; 939 940 case 32: 941 *Value = 0xFFFFFFFF; 942 break; 943 } 944 945 return (AE_OK); 946} 947 948 949/****************************************************************************** 950 * 951 * FUNCTION: AcpiOsWritePort 952 * 953 * PARAMETERS: Address Address of I/O port/register to write 954 * Value Value to write 955 * Width Number of bits 956 * 957 * RETURN: None 958 * 959 * DESCRIPTION: Write data to an I/O port or register 960 * 961 *****************************************************************************/ 962 963ACPI_STATUS 964AcpiOsWritePort ( 965 ACPI_IO_ADDRESS Address, 966 UINT32 Value, 967 UINT32 Width) 968{ 969 970 return (AE_OK); 971} 972 973 974/****************************************************************************** 975 * 976 * FUNCTION: AcpiOsReadMemory 977 * 978 * PARAMETERS: Address Physical Memory Address to read 979 * Value Where value is placed 980 * Width Number of bits 981 * 982 * RETURN: Value read from physical memory address 983 * 984 * DESCRIPTION: Read data from a physical memory address 985 * 986 *****************************************************************************/ 987 988ACPI_STATUS 989AcpiOsReadMemory ( 990 ACPI_PHYSICAL_ADDRESS Address, 991 UINT32 *Value, 992 UINT32 Width) 993{ 994 995 switch (Width) 996 { 997 case 8: 998 case 16: 999 case 32: 1000 *Value = 0; 1001 break; 1002 1003 default: 1004 return (AE_BAD_PARAMETER); 1005 break; 1006 } 1007 return (AE_OK); 1008} 1009 1010 1011/****************************************************************************** 1012 * 1013 * FUNCTION: AcpiOsWriteMemory 1014 * 1015 * PARAMETERS: Address Physical Memory Address to write 1016 * Value Value to write 1017 * Width Number of bits 1018 * 1019 * RETURN: None 1020 * 1021 * DESCRIPTION: Write data to a physical memory address 1022 * 1023 *****************************************************************************/ 1024 1025ACPI_STATUS 1026AcpiOsWriteMemory ( 1027 ACPI_PHYSICAL_ADDRESS Address, 1028 UINT32 Value, 1029 UINT32 Width) 1030{ 1031 1032 return (AE_OK); 1033} 1034 1035 1036UINT32 1037AcpiOsGetThreadId(void) 1038{ 1039 return getpid(); 1040} 1041 1042 1043/****************************************************************************** 1044 * 1045 * FUNCTION: AcpiOsSignal 1046 * 1047 * PARAMETERS: Function ACPI CA signal function code 1048 * Info Pointer to function-dependent structure 1049 * 1050 * RETURN: Status 1051 * 1052 * DESCRIPTION: Miscellaneous functions 1053 * 1054 *****************************************************************************/ 1055 1056ACPI_STATUS 1057AcpiOsSignal ( 1058 UINT32 Function, 1059 void *Info) 1060{ 1061 1062 switch (Function) 1063 { 1064 case ACPI_SIGNAL_FATAL: 1065 break; 1066 1067 case ACPI_SIGNAL_BREAKPOINT: 1068 1069 if (Info) 1070 { 1071 AcpiOsPrintf ("AcpiOsBreakpoint: %s ****\n", Info); 1072 } 1073 else 1074 { 1075 AcpiOsPrintf ("At AcpiOsBreakpoint ****\n"); 1076 } 1077 1078 break; 1079 } 1080 1081 1082 return (AE_OK); 1083} 1084 1085 1086