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  1. /******************************************************************************
  2.  *
  3.  * Module Name: osunixxf - UNIX OSL interfaces
  4.  *
  5.  *****************************************************************************/
  6.  
  7. /******************************************************************************
  8.  *
  9.  * 1. Copyright Notice
  10.  *
  11.  * Some or all of this work - Copyright (c) 1999 - 2011, 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. #include "acpi.h"
  117. #include "accommon.h"
  118. #include "amlcode.h"
  119. #include "acparser.h"
  120. #include "acdebug.h"
  121.  
  122. /*
  123.  * These interfaces are required in order to compile the ASL compiler under
  124.  * Linux or other Unix-like system.
  125.  */
  126. /*
  127. #include <stdio.h>
  128. #include <stdlib.h>
  129. #include <stdarg.h>
  130. #include <unistd.h>
  131. #include <sys/time.h>
  132. #include <semaphore.h>
  133. #include <pthread.h>
  134. */
  135.  
  136. #define _COMPONENT          ACPI_OS_SERVICES
  137. ACPI_MODULE_NAME            ("oskolibri")
  138.  
  139.  
  140. extern void                    *AcpiGbl_DebugFile;
  141. void                           *AcpiGbl_OutputFile;
  142.  
  143. static UINT32 sACPIRoot = 0;
  144.  
  145.  
  146. void
  147. AeTableOverride (
  148.     ACPI_TABLE_HEADER       *ExistingTable,
  149.     ACPI_TABLE_HEADER       **NewTable);
  150.  
  151. typedef void* (*PTHREAD_CALLBACK) (void *);
  152.  
  153.  
  154. /******************************************************************************
  155.  *
  156.  * FUNCTION:    AcpiOsInitialize, AcpiOsTerminate
  157.  *
  158.  * PARAMETERS:  None
  159.  *
  160.  * RETURN:      Status
  161.  *
  162.  * DESCRIPTION: Init and terminate.  Nothing to do.
  163.  *
  164.  *****************************************************************************/
  165.  
  166. ACPI_STATUS
  167. AcpiOsInitialize (void)
  168. {
  169.     if(!dbg_open("/rd/1/drivers/acpi.log"))
  170.     {
  171.         dbgprintf("Can't open /rd/1/drivers/acpi.log\nExit\n");
  172.         return AE_ERROR;
  173.     }
  174.  
  175.     return (AE_OK);
  176. }
  177.  
  178.  
  179. ACPI_STATUS
  180. AcpiOsTerminate (void)
  181. {
  182.  
  183.     return (AE_OK);
  184. }
  185.  
  186.  
  187. /******************************************************************************
  188.  *
  189.  * FUNCTION:    AcpiOsGetRootPointer
  190.  *
  191.  * PARAMETERS:  None
  192.  *
  193.  * RETURN:      RSDP physical address
  194.  *
  195.  * DESCRIPTION: Gets the root pointer (RSDP)
  196.  *
  197.  *****************************************************************************/
  198.  
  199. ACPI_PHYSICAL_ADDRESS
  200. AcpiOsGetRootPointer (
  201.     void)
  202. {
  203.     ACPI_SIZE address;
  204.     ACPI_STATUS status;
  205.     if (sACPIRoot == 0) {
  206.         status = AcpiFindRootPointer(&address);
  207.         if (status == AE_OK)
  208.             sACPIRoot = address;
  209.     }
  210.     dbgprintf("AcpiOsGetRootPointer returning %p\n", (void *)sACPIRoot);
  211.     return sACPIRoot;
  212. }
  213.  
  214.  
  215. /******************************************************************************
  216.  *
  217.  * FUNCTION:    AcpiOsPredefinedOverride
  218.  *
  219.  * PARAMETERS:  InitVal             - Initial value of the predefined object
  220.  *              NewVal              - The new value for the object
  221.  *
  222.  * RETURN:      Status, pointer to value. Null pointer returned if not
  223.  *              overriding.
  224.  *
  225.  * DESCRIPTION: Allow the OS to override predefined names
  226.  *
  227.  *****************************************************************************/
  228.  
  229. ACPI_STATUS
  230. AcpiOsPredefinedOverride (
  231.     const ACPI_PREDEFINED_NAMES *InitVal,
  232.     ACPI_STRING                 *NewVal)
  233. {
  234.  
  235.     if (!InitVal || !NewVal)
  236.     {
  237.         return (AE_BAD_PARAMETER);
  238.     }
  239.  
  240.     *NewVal = NULL;
  241.     return (AE_OK);
  242. }
  243.  
  244.  
  245. /******************************************************************************
  246.  *
  247.  * FUNCTION:    AcpiOsTableOverride
  248.  *
  249.  * PARAMETERS:  ExistingTable       - Header of current table (probably
  250.  *                                    firmware)
  251.  *              NewTable            - Where an entire new table is returned.
  252.  *
  253.  * RETURN:      Status, pointer to new table. Null pointer returned if no
  254.  *              table is available to override
  255.  *
  256.  * DESCRIPTION: Return a different version of a table if one is available
  257.  *
  258.  *****************************************************************************/
  259.  
  260. ACPI_STATUS
  261. AcpiOsTableOverride (
  262.     ACPI_TABLE_HEADER       *ExistingTable,
  263.     ACPI_TABLE_HEADER       **NewTable)
  264. {
  265.  
  266.     if (!ExistingTable || !NewTable)
  267.     {
  268.         return (AE_BAD_PARAMETER);
  269.     }
  270.  
  271.     *NewTable = NULL;
  272.  
  273. #ifdef ACPI_EXEC_APP
  274.  
  275.     AeTableOverride (ExistingTable, NewTable);
  276.     return (AE_OK);
  277. #else
  278.  
  279.     return (AE_NO_ACPI_TABLES);
  280. #endif
  281. }
  282.  
  283.  
  284. /******************************************************************************
  285.  *
  286.  * FUNCTION:    AcpiOsRedirectOutput
  287.  *
  288.  * PARAMETERS:  Destination         - An open file handle/pointer
  289.  *
  290.  * RETURN:      None
  291.  *
  292.  * DESCRIPTION: Causes redirect of AcpiOsPrintf and AcpiOsVprintf
  293.  *
  294.  *****************************************************************************/
  295.  
  296. void
  297. AcpiOsRedirectOutput (
  298.     void                    *Destination)
  299. {
  300.  
  301.     AcpiGbl_OutputFile = Destination;
  302. }
  303.  
  304.  
  305. /******************************************************************************
  306.  *
  307.  * FUNCTION:    AcpiOsPrintf
  308.  *
  309.  * PARAMETERS:  fmt, ...            - Standard printf format
  310.  *
  311.  * RETURN:      None
  312.  *
  313.  * DESCRIPTION: Formatted output
  314.  *
  315.  *****************************************************************************/
  316.  
  317. void ACPI_INTERNAL_VAR_XFACE
  318. AcpiOsPrintf (
  319.     const char              *Fmt,
  320.     ...)
  321. {
  322.     va_list                 Args;
  323.  
  324.  
  325.     va_start (Args, Fmt);
  326.     AcpiOsVprintf (Fmt, Args);
  327.     va_end (Args);
  328. }
  329.  
  330.  
  331. /******************************************************************************
  332.  *
  333.  * FUNCTION:    AcpiOsVprintf
  334.  *
  335.  * PARAMETERS:  fmt                 - Standard printf format
  336.  *              args                - Argument list
  337.  *
  338.  * RETURN:      None
  339.  *
  340.  * DESCRIPTION: Formatted output with argument list pointer
  341.  *
  342.  *****************************************************************************/
  343.  
  344. void
  345. AcpiOsVprintf (
  346.     const char              *Fmt,
  347.     va_list                 Args)
  348. {
  349. //    INT32                   Count = 0;
  350. //    UINT8                   Flags;
  351.  
  352. //   static char outputBuffer[1024];
  353. //   vsnprintf(outputBuffer, 1024, Fmt, Args);
  354. }
  355.  
  356.  
  357.  
  358. /******************************************************************************
  359.  *
  360.  * FUNCTION:    AcpiOsMapMemory
  361.  *
  362.  * PARAMETERS:  where               - Physical address of memory to be mapped
  363.  *              length              - How much memory to map
  364.  *
  365.  * RETURN:      Pointer to mapped memory. Null on error.
  366.  *
  367.  * DESCRIPTION: Map physical memory into caller's address space
  368.  *
  369.  *****************************************************************************/
  370.  
  371. void *
  372. AcpiOsMapMemory (
  373.     ACPI_PHYSICAL_ADDRESS   where,
  374.     ACPI_SIZE               length)
  375. {
  376.  
  377.  
  378.     void* retval=NULL;
  379.  
  380.     if( (UINT64)where+length <= 0x100000000ULL)
  381.         retval = (void*)MapIoMem(where, 4096+(UINT32)length, 0x07);
  382.  
  383. //    dbgprintf("%s %x-> %x %x\n",__FUNCTION__,
  384. //              where, retval, length);
  385.  
  386.     return retval;
  387. }
  388.  
  389.  
  390. /******************************************************************************
  391.  *
  392.  * FUNCTION:    AcpiOsUnmapMemory
  393.  *
  394.  * PARAMETERS:  where               - Logical address of memory to be unmapped
  395.  *              length              - How much memory to unmap
  396.  *
  397.  * RETURN:      None.
  398.  *
  399.  * DESCRIPTION: Delete a previously created mapping. Where and Length must
  400.  *              correspond to a previous mapping exactly.
  401.  *
  402.  *****************************************************************************/
  403.  
  404. void
  405. AcpiOsUnmapMemory (
  406.     void                    *where,
  407.     ACPI_SIZE               length)
  408. {
  409.     FreeKernelSpace( 0xFFFFF000 & (UINT32)where);
  410.     return;
  411. }
  412.  
  413.  
  414. /******************************************************************************
  415.  *
  416.  * FUNCTION:    AcpiOsAllocate
  417.  *
  418.  * PARAMETERS:  Size                - Amount to allocate, in bytes
  419.  *
  420.  * RETURN:      Pointer to the new allocation. Null on error.
  421.  *
  422.  * DESCRIPTION: Allocate memory. Algorithm is dependent on the OS.
  423.  *
  424.  *****************************************************************************/
  425.  
  426. void *
  427. AcpiOsAllocate (
  428.     ACPI_SIZE               size)
  429. {
  430.     void                    *Mem;
  431.  
  432.  
  433.     Mem = (void *) malloc ((size_t) size);
  434.     return (Mem);
  435. }
  436.  
  437.  
  438. /******************************************************************************
  439.  *
  440.  * FUNCTION:    AcpiOsFree
  441.  *
  442.  * PARAMETERS:  mem                 - Pointer to previously allocated memory
  443.  *
  444.  * RETURN:      None.
  445.  *
  446.  * DESCRIPTION: Free memory allocated via AcpiOsAllocate
  447.  *
  448.  *****************************************************************************/
  449.  
  450. void
  451. AcpiOsFree (
  452.     void                    *mem)
  453. {
  454.  
  455.     free (mem);
  456. }
  457.  
  458.  
  459. /******************************************************************************
  460.  *
  461.  * FUNCTION:    AcpiOsCreateSemaphore
  462.  *
  463.  * PARAMETERS:  InitialUnits        - Units to be assigned to the new semaphore
  464.  *              OutHandle           - Where a handle will be returned
  465.  *
  466.  * RETURN:      Status
  467.  *
  468.  * DESCRIPTION: Create an OS semaphore
  469.  *
  470.  *****************************************************************************/
  471.  
  472. ACPI_STATUS
  473. AcpiOsCreateSemaphore (
  474.     UINT32              MaxUnits,
  475.     UINT32              InitialUnits,
  476.     ACPI_HANDLE         *OutHandle)
  477. {
  478.  
  479.  
  480.  
  481.     if (!OutHandle)
  482.     {
  483.         return (AE_BAD_PARAMETER);
  484.     }
  485.  
  486.     *OutHandle = (ACPI_HANDLE) 1;
  487.  
  488.     return (AE_OK);
  489. }
  490.  
  491.  
  492. /******************************************************************************
  493.  *
  494.  * FUNCTION:    AcpiOsDeleteSemaphore
  495.  *
  496.  * PARAMETERS:  Handle              - Handle returned by AcpiOsCreateSemaphore
  497.  *
  498.  * RETURN:      Status
  499.  *
  500.  * DESCRIPTION: Delete an OS semaphore
  501.  *
  502.  *****************************************************************************/
  503.  
  504. ACPI_STATUS
  505. AcpiOsDeleteSemaphore (
  506.     ACPI_HANDLE         Handle)
  507. {
  508.  
  509.     if (!Handle)
  510.     {
  511.         return (AE_BAD_PARAMETER);
  512.     }
  513.  
  514.     return (AE_OK);
  515. }
  516.  
  517.  
  518. /******************************************************************************
  519.  *
  520.  * FUNCTION:    AcpiOsWaitSemaphore
  521.  *
  522.  * PARAMETERS:  Handle              - Handle returned by AcpiOsCreateSemaphore
  523.  *              Units               - How many units to wait for
  524.  *              Timeout             - How long to wait
  525.  *
  526.  * RETURN:      Status
  527.  *
  528.  * DESCRIPTION: Wait for units
  529.  *
  530.  *****************************************************************************/
  531.  
  532. ACPI_STATUS
  533. AcpiOsWaitSemaphore (
  534.     ACPI_HANDLE         Handle,
  535.     UINT32              Units,
  536.     UINT16              Timeout)
  537. {
  538.     ACPI_STATUS         Status = AE_OK;
  539.  
  540. #if 0
  541.     if (!Sem)
  542.     {
  543.         return (AE_BAD_PARAMETER);
  544.     }
  545.  
  546.     switch (Timeout)
  547.     {
  548.     /*
  549.      * No Wait:
  550.      * --------
  551.      * A zero timeout value indicates that we shouldn't wait - just
  552.      * acquire the semaphore if available otherwise return AE_TIME
  553.      * (a.k.a. 'would block').
  554.      */
  555.     case 0:
  556.  
  557.         if (sem_trywait(Sem) == -1)
  558.         {
  559.             Status = (AE_TIME);
  560.         }
  561.         break;
  562.  
  563.     /* Wait Indefinitely */
  564.  
  565.     case ACPI_WAIT_FOREVER:
  566.  
  567.         if (sem_wait (Sem))
  568.         {
  569.             Status = (AE_TIME);
  570.         }
  571.         break;
  572.  
  573.     /* Wait with Timeout */
  574.  
  575.     default:
  576.  
  577.         T.tv_sec = Timeout / 1000;
  578.         T.tv_nsec = (Timeout - (T.tv_sec * 1000)) * 1000000;
  579.  
  580. #ifdef ACPI_USE_ALTERNATE_TIMEOUT
  581.         /*
  582.          * Alternate timeout mechanism for environments where
  583.          * sem_timedwait is not available or does not work properly.
  584.          */
  585.         while (Timeout)
  586.         {
  587.             if (sem_trywait (Sem) == 0)
  588.             {
  589.                 /* Got the semaphore */
  590.                 return (AE_OK);
  591.             }
  592.             usleep (1000);  /* one millisecond */
  593.             Timeout--;
  594.         }
  595.         Status = (AE_TIME);
  596. #else
  597.  
  598.         if (sem_timedwait (Sem, &T))
  599.         {
  600.             Status = (AE_TIME);
  601.         }
  602. #endif
  603.  
  604.         break;
  605.     }
  606. #endif
  607.  
  608.     return (Status);
  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.  
  625. ACPI_STATUS
  626. AcpiOsSignalSemaphore (
  627.     ACPI_HANDLE         Handle,
  628.     UINT32              Units)
  629. {
  630.  
  631.     return (AE_OK);
  632. }
  633.  
  634.  
  635. /******************************************************************************
  636.  *
  637.  * FUNCTION:    Spinlock interfaces
  638.  *
  639.  * DESCRIPTION: Map these interfaces to semaphore interfaces
  640.  *
  641.  *****************************************************************************/
  642.  
  643. ACPI_STATUS
  644. AcpiOsCreateLock (
  645.     ACPI_SPINLOCK           *OutHandle)
  646. {
  647.     if (!OutHandle)
  648.     {
  649.         return (AE_BAD_PARAMETER);
  650.     }
  651.  
  652.     *OutHandle = (ACPI_HANDLE)malloc(sizeof(UINT32));
  653.  
  654.         if (*OutHandle == NULL)
  655.                 return AE_NO_MEMORY;
  656.  
  657.     *((UINT32*)(*OutHandle)) = 0;
  658.         return AE_OK;
  659.  
  660. }
  661.  
  662.  
  663. void
  664. AcpiOsDeleteLock (
  665.     ACPI_SPINLOCK           Handle)
  666. {
  667.     free (Handle);
  668. }
  669.  
  670.  
  671. ACPI_CPU_FLAGS
  672. AcpiOsAcquireLock (
  673.     ACPI_HANDLE             Handle)
  674. {
  675.     AcpiOsWaitSemaphore (Handle, 1, 0xFFFF);
  676.     return (0);
  677. }
  678.  
  679.  
  680. void
  681. AcpiOsReleaseLock (
  682.     ACPI_SPINLOCK           Handle,
  683.     ACPI_CPU_FLAGS          Flags)
  684. {
  685.     AcpiOsSignalSemaphore (Handle, 1);
  686. }
  687.  
  688.  
  689. /******************************************************************************
  690.  *
  691.  * FUNCTION:    AcpiOsInstallInterruptHandler
  692.  *
  693.  * PARAMETERS:  InterruptNumber     Level handler should respond to.
  694.  *              Isr                 Address of the ACPI interrupt handler
  695.  *              ExceptPtr           Where status is returned
  696.  *
  697.  * RETURN:      Handle to the newly installed handler.
  698.  *
  699.  * DESCRIPTION: Install an interrupt handler.  Used to install the ACPI
  700.  *              OS-independent handler.
  701.  *
  702.  *****************************************************************************/
  703.  
  704. UINT32
  705. AcpiOsInstallInterruptHandler (
  706.     UINT32                  InterruptNumber,
  707.     ACPI_OSD_HANDLER        ServiceRoutine,
  708.     void                    *Context)
  709. {
  710.     dbgprintf("%s irq %d\n", InterruptNumber );
  711.     return (AE_OK);
  712. }
  713.  
  714.  
  715. /******************************************************************************
  716.  *
  717.  * FUNCTION:    AcpiOsRemoveInterruptHandler
  718.  *
  719.  * PARAMETERS:  Handle              Returned when handler was installed
  720.  *
  721.  * RETURN:      Status
  722.  *
  723.  * DESCRIPTION: Uninstalls an interrupt handler.
  724.  *
  725.  *****************************************************************************/
  726.  
  727. ACPI_STATUS
  728. AcpiOsRemoveInterruptHandler (
  729.     UINT32                  InterruptNumber,
  730.     ACPI_OSD_HANDLER        ServiceRoutine)
  731. {
  732.  
  733.     return (AE_OK);
  734. }
  735.  
  736.  
  737. /******************************************************************************
  738.  *
  739.  * FUNCTION:    AcpiOsExecute
  740.  *
  741.  * PARAMETERS:  Type            - Type of execution
  742.  *              Function        - Address of the function to execute
  743.  *              Context         - Passed as a parameter to the function
  744.  *
  745.  * RETURN:      Status.
  746.  *
  747.  * DESCRIPTION: Execute a new thread
  748.  *
  749.  *****************************************************************************/
  750.  
  751. ACPI_STATUS
  752. AcpiOsExecute (
  753.     ACPI_EXECUTE_TYPE       Type,
  754.     ACPI_OSD_EXEC_CALLBACK  Function,
  755.     void                    *Context)
  756. {
  757. //    pthread_t               thread;
  758. //    int                     ret;
  759.  
  760.  
  761. //    ret = pthread_create (&thread, NULL, (PTHREAD_CALLBACK) Function, Context);
  762. //    if (ret)
  763. //    {
  764. //        AcpiOsPrintf("Create thread failed");
  765. //    }
  766.     return (0);
  767. }
  768.  
  769.  
  770. /******************************************************************************
  771.  *
  772.  * FUNCTION:    AcpiOsStall
  773.  *
  774.  * PARAMETERS:  microseconds        - Time to sleep
  775.  *
  776.  * RETURN:      Blocks until sleep is completed.
  777.  *
  778.  * DESCRIPTION: Sleep at microsecond granularity
  779.  *
  780.  *****************************************************************************/
  781.  
  782. void
  783. AcpiOsStall (
  784.     UINT32                  microseconds)
  785. {
  786.  
  787.     if (microseconds)
  788.     {
  789.         usleep (microseconds);
  790.     }
  791. }
  792.  
  793.  
  794. /******************************************************************************
  795.  *
  796.  * FUNCTION:    AcpiOsSleep
  797.  *
  798.  * PARAMETERS:  milliseconds        - Time to sleep
  799.  *
  800.  * RETURN:      Blocks until sleep is completed.
  801.  *
  802.  * DESCRIPTION: Sleep at millisecond granularity
  803.  *
  804.  *****************************************************************************/
  805.  
  806. void
  807. AcpiOsSleep (
  808.     UINT64                  milliseconds)
  809. {
  810.     delay(milliseconds / 8);
  811. }
  812.  
  813. /******************************************************************************
  814.  *
  815.  * FUNCTION:    AcpiOsGetTimer
  816.  *
  817.  * PARAMETERS:  None
  818.  *
  819.  * RETURN:      Current time in 100 nanosecond units
  820.  *
  821.  * DESCRIPTION: Get the current system time
  822.  *
  823.  *****************************************************************************/
  824.  
  825. UINT64
  826. AcpiOsGetTimer (void)
  827. {
  828. //    struct timeval          time;
  829.  
  830.  
  831. //    gettimeofday (&time, NULL);
  832.  
  833.     /* Seconds * 10^7 = 100ns(10^-7), Microseconds(10^-6) * 10^1 = 100ns */
  834.  
  835. //    return (((UINT64) time.tv_sec * 10000000) + ((UINT64) time.tv_usec * 10));
  836.  
  837.     return 0;
  838. }
  839.  
  840.  
  841. /******************************************************************************
  842.  *
  843.  * FUNCTION:    AcpiOsReadPciConfiguration
  844.  *
  845.  * PARAMETERS:  PciId               - Seg/Bus/Dev
  846.  *              Register            - Device Register
  847.  *              Value               - Buffer where value is placed
  848.  *              Width               - Number of bits
  849.  *
  850.  * RETURN:      Status
  851.  *
  852.  * DESCRIPTION: Read data from PCI configuration space
  853.  *
  854.  *****************************************************************************/
  855.  
  856. ACPI_STATUS
  857. AcpiOsReadPciConfiguration (
  858.     ACPI_PCI_ID             *PciId,
  859.     UINT32                  Register,
  860.     UINT64                  *Value,
  861.     UINT32                  Width)
  862. {
  863.     UINT32 devfn = ((PciId->Device & 0x1f)<<3)|(PciId->Function & 0x07);
  864.  
  865.     switch (Width)
  866.     {
  867.         case 8:
  868.             *(UINT8 *)Value = PciRead8(PciId->Bus,devfn,Register);
  869.                         break;
  870.                 case 16:
  871.             *(UINT16 *)Value = PciRead16(PciId->Bus,devfn,Register);
  872.                         break;
  873.                 case 32:
  874.             *(UINT32 *)Value = PciRead32(PciId->Bus,devfn,Register);
  875.                         break;
  876.                 default:
  877.             dbgprintf("AcpiOsReadPciConfiguration unhandled value width: %u\n",
  878.                 Width);
  879.                         return AE_ERROR;
  880.         }
  881.  
  882.     return (AE_OK);
  883. }
  884.  
  885.  
  886. /******************************************************************************
  887.  *
  888.  * FUNCTION:    AcpiOsWritePciConfiguration
  889.  *
  890.  * PARAMETERS:  PciId               - Seg/Bus/Dev
  891.  *              Register            - Device Register
  892.  *              Value               - Value to be written
  893.  *              Width               - Number of bits
  894.  *
  895.  * RETURN:      Status.
  896.  *
  897.  * DESCRIPTION: Write data to PCI configuration space
  898.  *
  899.  *****************************************************************************/
  900.  
  901. ACPI_STATUS
  902. AcpiOsWritePciConfiguration (
  903.     ACPI_PCI_ID             *PciId,
  904.     UINT32                  Register,
  905.     UINT64                  Value,
  906.     UINT32                  Width)
  907. {
  908.     UINT32 devfn = ((PciId->Device & 0x1f)<<3)|(PciId->Function & 0x07);
  909.  
  910.     switch (Width)
  911.     {
  912.         case 8:
  913.             PciWrite8(PciId->Bus,devfn,Register,Value);
  914.                         break;
  915.                 case 16:
  916.             PciWrite16(PciId->Bus,devfn,Register,Value);
  917.                         break;
  918.                 case 32:
  919.             PciWrite32(PciId->Bus,devfn,Register,Value);
  920.                         break;
  921.                 default:
  922.             dbgprintf("AcpiOsReadPciConfiguration unhandled value width: %u\n",
  923.                 Width);
  924.                         return AE_ERROR;
  925.         }
  926.  
  927.     return (AE_OK);
  928. }
  929.  
  930. /* TEMPORARY STUB FUNCTION */
  931. void
  932. AcpiOsDerivePciId(
  933.     ACPI_HANDLE             Device,
  934.     ACPI_HANDLE             Region,
  935.     ACPI_PCI_ID             **PciId)
  936. {
  937.  
  938. }
  939.  
  940.  
  941. /******************************************************************************
  942.  *
  943.  * FUNCTION:    AcpiOsReadPort
  944.  *
  945.  * PARAMETERS:  Address             - Address of I/O port/register to read
  946.  *              Value               - Where value is placed
  947.  *              Width               - Number of bits
  948.  *
  949.  * RETURN:      Value read from port
  950.  *
  951.  * DESCRIPTION: Read data from an I/O port or register
  952.  *
  953.  *****************************************************************************/
  954.  
  955. ACPI_STATUS
  956. AcpiOsReadPort (
  957.     ACPI_IO_ADDRESS         Address,
  958.     UINT32                  *Value,
  959.     UINT32                  Width)
  960. {
  961.  
  962.     switch (Width)
  963.     {
  964.     case 8:
  965.         *Value = in8(Address);
  966.         break;
  967.  
  968.     case 16:
  969.         *Value = in16(Address);
  970.         break;
  971.  
  972.     case 32:
  973.         *Value = in32(Address);
  974.         break;
  975.  
  976.     default:
  977.         return (AE_BAD_PARAMETER);
  978.     }
  979.  
  980. //    dbgprintf("%s %x, %x\n",__FUNCTION__, Address, *Value);
  981.  
  982.     return (AE_OK);
  983. }
  984.  
  985.  
  986. /******************************************************************************
  987.  *
  988.  * FUNCTION:    AcpiOsWritePort
  989.  *
  990.  * PARAMETERS:  Address             - Address of I/O port/register to write
  991.  *              Value               - Value to write
  992.  *              Width               - Number of bits
  993.  *
  994.  * RETURN:      None
  995.  *
  996.  * DESCRIPTION: Write data to an I/O port or register
  997.  *
  998.  *****************************************************************************/
  999.  
  1000. ACPI_STATUS
  1001. AcpiOsWritePort (
  1002.     ACPI_IO_ADDRESS         Address,
  1003.     UINT32                  Value,
  1004.     UINT32                  Width)
  1005. {
  1006.  
  1007.         switch (Width) {
  1008.                 case 8:
  1009.             out8(Address, Value);
  1010.                         break;
  1011.  
  1012.                 case 16:
  1013.             out16(Address,Value);
  1014.                         break;
  1015.  
  1016.                 case 32:
  1017.             out32(Address,Value);
  1018.                         break;
  1019.  
  1020.                 default:
  1021.                         return (AE_ERROR);
  1022.         }
  1023.  
  1024. //    dbgprintf("%s %x, %x\n",__FUNCTION__, Address, Value);
  1025.  
  1026.         return (AE_OK);
  1027. };
  1028.  
  1029. /******************************************************************************
  1030.  *
  1031.  * FUNCTION:    AcpiOsReadMemory
  1032.  *
  1033.  * PARAMETERS:  Address             - Physical Memory Address to read
  1034.  *              Value               - Where value is placed
  1035.  *              Width               - Number of bits
  1036.  *
  1037.  * RETURN:      Value read from physical memory address
  1038.  *
  1039.  * DESCRIPTION: Read data from a physical memory address
  1040.  *
  1041.  *****************************************************************************/
  1042.  
  1043. ACPI_STATUS
  1044. AcpiOsReadMemory (
  1045.     ACPI_PHYSICAL_ADDRESS   Address,
  1046.     UINT32                  *Value,
  1047.     UINT32                  Width)
  1048. {
  1049.     void        *memptr;
  1050.     ACPI_STATUS  status = AE_ERROR;
  1051.  
  1052. //    dbgprintf("%s %x\n",__FUNCTION__, Address);
  1053.  
  1054.     if( (UINT64)Address+Width > 0x100000000ULL)
  1055.         return (AE_BAD_PARAMETER);
  1056.  
  1057.     if( Address >= 0x400000)
  1058.     {
  1059.         memptr = AcpiOsMapMemory(Address, Width);
  1060.  
  1061.         if(memptr)
  1062.         {
  1063.             status = AE_OK;
  1064.  
  1065.             switch (Width)
  1066.             {
  1067.                 case 8:
  1068.                     *Value = *(UINT8*)Address;
  1069.                     break;
  1070.  
  1071.                 case 16:
  1072.                     *Value = *(UINT16*)Address;
  1073.                     break;
  1074.  
  1075.                 case 32:
  1076.                     *Value = *(UINT32*)Address;
  1077.                     break;
  1078.  
  1079.                 default:
  1080.                     status = (AE_BAD_PARAMETER);
  1081.             }
  1082.             FreeKernelSpace(memptr);
  1083.         }
  1084.         return status;
  1085.     }
  1086.         else
  1087.                 Address+= 0x80000000;
  1088.  
  1089.     switch (Width)
  1090.     {
  1091.         case 8:
  1092.             *Value = *(UINT8*)Address;
  1093.             break;
  1094.  
  1095.         case 16:
  1096.             *Value = *(UINT16*)Address;
  1097.             break;
  1098.  
  1099.         case 32:
  1100.             *Value = *(UINT32*)Address;
  1101.             break;
  1102.  
  1103.         default:
  1104.             return (AE_BAD_PARAMETER);
  1105.     }
  1106.     return (AE_OK);
  1107. }
  1108.  
  1109.  
  1110. /******************************************************************************
  1111.  *
  1112.  * FUNCTION:    AcpiOsWriteMemory
  1113.  *
  1114.  * PARAMETERS:  Address             - Physical Memory Address to write
  1115.  *              Value               - Value to write
  1116.  *              Width               - Number of bits
  1117.  *
  1118.  * RETURN:      None
  1119.  *
  1120.  * DESCRIPTION: Write data to a physical memory address
  1121.  *
  1122.  *****************************************************************************/
  1123.  
  1124. ACPI_STATUS
  1125. AcpiOsWriteMemory (
  1126.     ACPI_PHYSICAL_ADDRESS   Address,
  1127.     UINT32                  Value,
  1128.     UINT32                  Width)
  1129. {
  1130.  
  1131.     void        *memptr;
  1132.     ACPI_STATUS  status = AE_ERROR;
  1133.  
  1134. //    dbgprintf("%s %x, %x\n",__FUNCTION__, Address, Value);
  1135.  
  1136.     if( (UINT64)Address+Width > 0x100000000ULL)
  1137.         return (AE_BAD_PARAMETER);
  1138.  
  1139.     if( Address >= 0x400000)
  1140.     {
  1141.         memptr = AcpiOsMapMemory(Address, Width);
  1142.  
  1143.         if(memptr)
  1144.         {
  1145.             status = AE_OK;
  1146.  
  1147.             switch (Width)
  1148.             {
  1149.                 case 8:
  1150.                     *(UINT8*)Address = (UINT8)Value;
  1151.                     break;
  1152.  
  1153.                 case 16:
  1154.                     *(UINT16*)Address = (UINT16)Value;
  1155.                     break;
  1156.  
  1157.                 case 32:
  1158.                     *(UINT32*)Address = Value;
  1159.                     break;
  1160.  
  1161.                 default:
  1162.                     status = (AE_BAD_PARAMETER);
  1163.             }
  1164.             FreeKernelSpace(memptr);
  1165.         }
  1166.         return status;
  1167.     }
  1168.         else
  1169.                 Address+= 0x80000000;
  1170.  
  1171.     switch (Width)
  1172.     {
  1173.     case 8:
  1174.         *(UINT8*)Address = (UINT8)Value;
  1175.         break;
  1176.  
  1177.     case 16:
  1178.         *(UINT16*)Address = (UINT16)Value;
  1179.         break;
  1180.  
  1181.     case 32:
  1182.         *(UINT32*)Address = Value;
  1183.         break;
  1184.  
  1185.     default:
  1186.         return (AE_BAD_PARAMETER);
  1187.     }
  1188.  
  1189.     return (AE_OK);
  1190.  
  1191. }
  1192.  
  1193.  
  1194. /******************************************************************************
  1195.  *
  1196.  * FUNCTION:    AcpiOsReadable
  1197.  *
  1198.  * PARAMETERS:  Pointer             - Area to be verified
  1199.  *              Length              - Size of area
  1200.  *
  1201.  * RETURN:      TRUE if readable for entire length
  1202.  *
  1203.  * DESCRIPTION: Verify that a pointer is valid for reading
  1204.  *
  1205.  *****************************************************************************/
  1206.  
  1207. BOOLEAN
  1208. AcpiOsReadable (
  1209.     void                    *Pointer,
  1210.     ACPI_SIZE               Length)
  1211. {
  1212.  
  1213.     return (TRUE);
  1214. }
  1215.  
  1216.  
  1217. /******************************************************************************
  1218.  *
  1219.  * FUNCTION:    AcpiOsWritable
  1220.  *
  1221.  * PARAMETERS:  Pointer             - Area to be verified
  1222.  *              Length              - Size of area
  1223.  *
  1224.  * RETURN:      TRUE if writable for entire length
  1225.  *
  1226.  * DESCRIPTION: Verify that a pointer is valid for writing
  1227.  *
  1228.  *****************************************************************************/
  1229.  
  1230. BOOLEAN
  1231. AcpiOsWritable (
  1232.     void                    *Pointer,
  1233.     ACPI_SIZE               Length)
  1234. {
  1235.  
  1236.     return (TRUE);
  1237. }
  1238.  
  1239.  
  1240. /******************************************************************************
  1241.  *
  1242.  * FUNCTION:    AcpiOsGetThreadId
  1243.  *
  1244.  * PARAMETERS:  None
  1245.  *
  1246.  * RETURN:      Id of the running thread
  1247.  *
  1248.  * DESCRIPTION: Get the Id of the current (running) thread
  1249.  *
  1250.  * NOTE:        The environment header should contain this line:
  1251.  *                  #define ACPI_THREAD_ID pthread_t
  1252.  *
  1253.  *****************************************************************************/
  1254.  
  1255. ACPI_THREAD_ID
  1256. AcpiOsGetThreadId (void)
  1257. {
  1258.  
  1259.     return ( 1 );
  1260. }
  1261.  
  1262.  
  1263. /******************************************************************************
  1264.  *
  1265.  * FUNCTION:    AcpiOsSignal
  1266.  *
  1267.  * PARAMETERS:  Function            - ACPI CA signal function code
  1268.  *              Info                - Pointer to function-dependent structure
  1269.  *
  1270.  * RETURN:      Status
  1271.  *
  1272.  * DESCRIPTION: Miscellaneous functions. Example implementation only.
  1273.  *
  1274.  *****************************************************************************/
  1275.  
  1276. ACPI_STATUS
  1277. AcpiOsSignal (
  1278.     UINT32                  Function,
  1279.     void                    *Info)
  1280. {
  1281.  
  1282.     switch (Function)
  1283.     {
  1284.     case ACPI_SIGNAL_FATAL:
  1285.         break;
  1286.  
  1287.     case ACPI_SIGNAL_BREAKPOINT:
  1288.         break;
  1289.  
  1290.     default:
  1291.         break;
  1292.     }
  1293.  
  1294.     return (AE_OK);
  1295. }
  1296.  
  1297.  
  1298.