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/******************************************************************************

 *

 * Module Name: osunixxf - UNIX OSL interfaces

 *

 *****************************************************************************/

/******************************************************************************

 *

 * 1. Copyright Notice

 *

 * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.

 * All rights reserved.

 *

 * 2. License

 *

 * 2.1. This is your license from Intel Corp. under its intellectual property

 * rights.  You may have additional license terms from the party that provided

 * you this software, covering your right to use that party's intellectual

 * property rights.

 *

 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a

 * copy of the source code appearing in this file ("Covered Code") an

 * irrevocable, perpetual, worldwide license under Intel's copyrights in the

 * base code distributed originally by Intel ("Original Intel Code") to copy,

 * make derivatives, distribute, use and display any portion of the Covered

 * Code in any form, with the right to sublicense such rights; and

 *

 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent

 * license (with the right to sublicense), under only those claims of Intel

 * patents that are infringed by the Original Intel Code, to make, use, sell,

 * offer to sell, and import the Covered Code and derivative works thereof

 * solely to the minimum extent necessary to exercise the above copyright

 * license, and in no event shall the patent license extend to any additions

 * to or modifications of the Original Intel Code.  No other license or right

 * is granted directly or by implication, estoppel or otherwise;

 *

 * The above copyright and patent license is granted only if the following

 * conditions are met:

 *

 * 3. Conditions

 *

 * 3.1. Redistribution of Source with Rights to Further Distribute Source.

 * Redistribution of source code of any substantial portion of the Covered

 * Code or modification with rights to further distribute source must include

 * the above Copyright Notice, the above License, this list of Conditions,

 * and the following Disclaimer and Export Compliance provision.  In addition,

 * Licensee must cause all Covered Code to which Licensee contributes to

 * contain a file documenting the changes Licensee made to create that Covered

 * Code and the date of any change.  Licensee must include in that file the

 * documentation of any changes made by any predecessor Licensee.  Licensee

 * must include a prominent statement that the modification is derived,

 * directly or indirectly, from Original Intel Code.

 *

 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.

 * Redistribution of source code of any substantial portion of the Covered

 * Code or modification without rights to further distribute source must

 * include the following Disclaimer and Export Compliance provision in the

 * documentation and/or other materials provided with distribution.  In

 * addition, Licensee may not authorize further sublicense of source of any

 * portion of the Covered Code, and must include terms to the effect that the

 * license from Licensee to its licensee is limited to the intellectual

 * property embodied in the software Licensee provides to its licensee, and

 * not to intellectual property embodied in modifications its licensee may

 * make.

 *

 * 3.3. Redistribution of Executable. Redistribution in executable form of any

 * substantial portion of the Covered Code or modification must reproduce the

 * above Copyright Notice, and the following Disclaimer and Export Compliance

 * provision in the documentation and/or other materials provided with the

 * distribution.

 *

 * 3.4. Intel retains all right, title, and interest in and to the Original

 * Intel Code.

 *

 * 3.5. Neither the name Intel nor any other trademark owned or controlled by

 * Intel shall be used in advertising or otherwise to promote the sale, use or

 * other dealings in products derived from or relating to the Covered Code

 * without prior written authorization from Intel.

 *

 * 4. Disclaimer and Export Compliance

 *

 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED

 * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE

 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,

 * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY

 * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY

 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A

 * PARTICULAR PURPOSE.

 *

 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES

 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR

 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,

 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY

 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL

 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS

 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY

 * LIMITED REMEDY.

 *

 * 4.3. Licensee shall not export, either directly or indirectly, any of this

 * software or system incorporating such software without first obtaining any

 * required license or other approval from the U. S. Department of Commerce or

 * any other agency or department of the United States Government.  In the

 * event Licensee exports any such software from the United States or

 * re-exports any such software from a foreign destination, Licensee shall

 * ensure that the distribution and export/re-export of the software is in

 * compliance with all laws, regulations, orders, or other restrictions of the

 * U.S. Export Administration Regulations. Licensee agrees that neither it nor

 * any of its subsidiaries will export/re-export any technical data, process,

 * software, or service, directly or indirectly, to any country for which the

 * United States government or any agency thereof requires an export license,

 * other governmental approval, or letter of assurance, without first obtaining

 * such license, approval or letter.

 *

 *****************************************************************************/

#include "acpi.h"

#include "accommon.h"

#include "amlcode.h"

#include "acparser.h"

#include "acdebug.h"

/*

 * These interfaces are required in order to compile the ASL compiler under

 * Linux or other Unix-like system.

 */

/*

#include 

#include 

#include 

#include 

#include 

#include 

#include 

*/

#define _COMPONENT          ACPI_OS_SERVICES

ACPI_MODULE_NAME            ("oskolibri")

extern void                    *AcpiGbl_DebugFile;

void                           *AcpiGbl_OutputFile;

static UINT32 sACPIRoot = 0;

void

AeTableOverride (

    ACPI_TABLE_HEADER       *ExistingTable,

    ACPI_TABLE_HEADER       **NewTable);

typedef void* (*PTHREAD_CALLBACK) (void *);

/******************************************************************************

 *

 * FUNCTION:    AcpiOsInitialize, AcpiOsTerminate

 *

 * PARAMETERS:  None

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Init and terminate.  Nothing to do.

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsInitialize (void)

{

    if(!dbg_open("/rd/1/drivers/acpi.log"))

    {

        dbgprintf("Can't open /rd/1/drivers/acpi.log\nExit\n");

        return AE_ERROR;

    }

    return (AE_OK);

}

ACPI_STATUS

AcpiOsTerminate (void)

{

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsGetRootPointer

 *

 * PARAMETERS:  None

 *

 * RETURN:      RSDP physical address

 *

 * DESCRIPTION: Gets the root pointer (RSDP)

 *

 *****************************************************************************/

ACPI_PHYSICAL_ADDRESS

AcpiOsGetRootPointer (

    void)

{

    ACPI_SIZE address;

    ACPI_STATUS status;

    if (sACPIRoot == 0) {

        status = AcpiFindRootPointer(&address);

        if (status == AE_OK)

            sACPIRoot = address;

    }

    dbgprintf("AcpiOsGetRootPointer returning %p\n", (void *)sACPIRoot);

    return sACPIRoot;

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsPredefinedOverride

 *

 * PARAMETERS:  InitVal     - Initial value of the predefined object

 *              NewVal      - The new value for the object

 *

 * RETURN:      Status, pointer to value.  Null pointer returned if not

 *              overriding.

 *

 * DESCRIPTION: Allow the OS to override predefined names

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsPredefinedOverride (

    const ACPI_PREDEFINED_NAMES *InitVal,

    ACPI_STRING                 *NewVal)

{

    if (!InitVal || !NewVal)

    {

        return (AE_BAD_PARAMETER);

    }

    *NewVal = NULL;

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsTableOverride

 *

 * PARAMETERS:  ExistingTable   - Header of current table (probably firmware)

 *              NewTable        - Where an entire new table is returned.

 *

 * RETURN:      Status, pointer to new table.  Null pointer returned if no

 *              table is available to override

 *

 * DESCRIPTION: Return a different version of a table if one is available

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsTableOverride (

    ACPI_TABLE_HEADER       *ExistingTable,

    ACPI_TABLE_HEADER       **NewTable)

{

    if (!ExistingTable || !NewTable)

    {

        return (AE_BAD_PARAMETER);

    }

    *NewTable = NULL;

#ifdef ACPI_EXEC_APP

    AeTableOverride (ExistingTable, NewTable);

    return (AE_OK);

#else

    return (AE_NO_ACPI_TABLES);

#endif

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsRedirectOutput

 *

 * PARAMETERS:  Destination         - An open file handle/pointer

 *

 * RETURN:      None

 *

 * DESCRIPTION: Causes redirect of AcpiOsPrintf and AcpiOsVprintf

 *

 *****************************************************************************/

void

AcpiOsRedirectOutput (

    void                    *Destination)

{

    AcpiGbl_OutputFile = Destination;

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsPrintf

 *

 * PARAMETERS:  fmt, ...            Standard printf format

 *

 * RETURN:      None

 *

 * DESCRIPTION: Formatted output

 *

 *****************************************************************************/

void ACPI_INTERNAL_VAR_XFACE

AcpiOsPrintf (

    const char              *Fmt,

    ...)

{

    va_list                 Args;

    va_start (Args, Fmt);

    AcpiOsVprintf (Fmt, Args);

    va_end (Args);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsVprintf

 *

 * PARAMETERS:  fmt                 Standard printf format

 *              args                Argument list

 *

 * RETURN:      None

 *

 * DESCRIPTION: Formatted output with argument list pointer

 *

 *****************************************************************************/

void

AcpiOsVprintf (

    const char              *Fmt,

    va_list                 Args)

{

//    INT32                   Count = 0;

//    UINT8                   Flags;

//   static char outputBuffer[1024];

//   vsnprintf(outputBuffer, 1024, Fmt, Args);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsMapMemory

 *

 * PARAMETERS:  where               Physical address of memory to be mapped

 *              length              How much memory to map

 *

 * RETURN:      Pointer to mapped memory.  Null on error.

 *

 * DESCRIPTION: Map physical memory into caller's address space

 *

 *****************************************************************************/

void *

AcpiOsMapMemory (

    ACPI_PHYSICAL_ADDRESS   where,

    ACPI_SIZE               length)

{

    void* retval;

    retval = (void*)MapIoMem((UINT32)where, (UINT32)length, 0x03);

    return retval;

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsUnmapMemory

 *

 * PARAMETERS:  where               Logical address of memory to be unmapped

 *              length              How much memory to unmap

 *

 * RETURN:      None.

 *

 * DESCRIPTION: Delete a previously created mapping.  Where and Length must

 *              correspond to a previous mapping exactly.

 *

 *****************************************************************************/

void

AcpiOsUnmapMemory (

    void                    *where,

    ACPI_SIZE               length)

{

    return;

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsAllocate

 *

 * PARAMETERS:  Size                Amount to allocate, in bytes

 *

 * RETURN:      Pointer to the new allocation.  Null on error.

 *

 * DESCRIPTION: Allocate memory.  Algorithm is dependent on the OS.

 *

 *****************************************************************************/

void *

AcpiOsAllocate (

    ACPI_SIZE               size)

{

    void                    *Mem;

    Mem = (void *) malloc ((size_t) size);

    return (Mem);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsFree

 *

 * PARAMETERS:  mem                 Pointer to previously allocated memory

 *

 * RETURN:      None.

 *

 * DESCRIPTION: Free memory allocated via AcpiOsAllocate

 *

 *****************************************************************************/

void

AcpiOsFree (

    void                    *mem)

{

    free (mem);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsCreateSemaphore

 *

 * PARAMETERS:  InitialUnits        - Units to be assigned to the new semaphore

 *              OutHandle           - Where a handle will be returned

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Create an OS semaphore

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsCreateSemaphore (

    UINT32              MaxUnits,

    UINT32              InitialUnits,

    ACPI_HANDLE         *OutHandle)

{

    if (!OutHandle)

    {

        return (AE_BAD_PARAMETER);

    }

    *OutHandle = (ACPI_HANDLE) 1;

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsDeleteSemaphore

 *

 * PARAMETERS:  Handle              - Handle returned by AcpiOsCreateSemaphore

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Delete an OS semaphore

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsDeleteSemaphore (

    ACPI_HANDLE         Handle)

{

    if (!Handle)

    {

        return (AE_BAD_PARAMETER);

    }

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsWaitSemaphore

 *

 * PARAMETERS:  Handle              - Handle returned by AcpiOsCreateSemaphore

 *              Units               - How many units to wait for

 *              Timeout             - How long to wait

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Wait for units

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsWaitSemaphore (

    ACPI_HANDLE         Handle,

    UINT32              Units,

    UINT16              Timeout)

{

    ACPI_STATUS         Status = AE_OK;

#if 0

    if (!Sem)

    {

        return (AE_BAD_PARAMETER);

    }

    switch (Timeout)

    {

    /*

     * No Wait:

     * --------

     * A zero timeout value indicates that we shouldn't wait - just

     * acquire the semaphore if available otherwise return AE_TIME

     * (a.k.a. 'would block').

     */

    case 0:

        if (sem_trywait(Sem) == -1)

        {

            Status = (AE_TIME);

        }

        break;

    /* Wait Indefinitely */

    case ACPI_WAIT_FOREVER:

        if (sem_wait (Sem))

        {

            Status = (AE_TIME);

        }

        break;

    /* Wait with Timeout */

    default:

        T.tv_sec = Timeout / 1000;

        T.tv_nsec = (Timeout - (T.tv_sec * 1000)) * 1000000;

#ifdef ACPI_USE_ALTERNATE_TIMEOUT

        /*

         * Alternate timeout mechanism for environments where

         * sem_timedwait is not available or does not work properly.

         */

        while (Timeout)

        {

            if (sem_trywait (Sem) == 0)

            {

                /* Got the semaphore */

                return (AE_OK);

            }

            usleep (1000);  /* one millisecond */

            Timeout--;

        }

        Status = (AE_TIME);

#else

        if (sem_timedwait (Sem, &T))

        {

            Status = (AE_TIME);

        }

#endif

        break;

    }

#endif

    return (Status);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsSignalSemaphore

 *

 * PARAMETERS:  Handle              - Handle returned by AcpiOsCreateSemaphore

 *              Units               - Number of units to send

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Send units

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsSignalSemaphore (

    ACPI_HANDLE         Handle,

    UINT32              Units)

{

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    Spinlock interfaces

 *

 * DESCRIPTION: Map these interfaces to semaphore interfaces

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsCreateLock (

    ACPI_SPINLOCK           *OutHandle)

{

    if (!OutHandle)

    {

        return (AE_BAD_PARAMETER);

    }

    *OutHandle = (ACPI_HANDLE)malloc(sizeof(u32_t));

	if (*OutHandle == NULL)

		return AE_NO_MEMORY;

    *((UINT32*)(*OutHandle)) = 0;

	return AE_OK;

}

void

AcpiOsDeleteLock (

    ACPI_SPINLOCK           Handle)

{

    free (Handle);

}

ACPI_CPU_FLAGS

AcpiOsAcquireLock (

    ACPI_HANDLE             Handle)

{

    AcpiOsWaitSemaphore (Handle, 1, 0xFFFF);

    return (0);

}

void

AcpiOsReleaseLock (

    ACPI_SPINLOCK           Handle,

    ACPI_CPU_FLAGS          Flags)

{

    AcpiOsSignalSemaphore (Handle, 1);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsInstallInterruptHandler

 *

 * PARAMETERS:  InterruptNumber     Level handler should respond to.

 *              Isr                 Address of the ACPI interrupt handler

 *              ExceptPtr           Where status is returned

 *

 * RETURN:      Handle to the newly installed handler.

 *

 * DESCRIPTION: Install an interrupt handler.  Used to install the ACPI

 *              OS-independent handler.

 *

 *****************************************************************************/

UINT32

AcpiOsInstallInterruptHandler (

    UINT32                  InterruptNumber,

    ACPI_OSD_HANDLER        ServiceRoutine,

    void                    *Context)

{

    dbgprintf("%s irq %d\n", InterruptNumber );

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsRemoveInterruptHandler

 *

 * PARAMETERS:  Handle              Returned when handler was installed

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Uninstalls an interrupt handler.

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsRemoveInterruptHandler (

    UINT32                  InterruptNumber,

    ACPI_OSD_HANDLER        ServiceRoutine)

{

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsExecute

 *

 * PARAMETERS:  Type            - Type of execution

 *              Function        - Address of the function to execute

 *              Context         - Passed as a parameter to the function

 *

 * RETURN:      Status.

 *

 * DESCRIPTION: Execute a new thread

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsExecute (

    ACPI_EXECUTE_TYPE       Type,

    ACPI_OSD_EXEC_CALLBACK  Function,

    void                    *Context)

{

//    pthread_t               thread;

//    int                     ret;

//    ret = pthread_create (&thread, NULL, (PTHREAD_CALLBACK) Function, Context);

//    if (ret)

//    {

//        AcpiOsPrintf("Create thread failed");

//    }

    return (0);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsStall

 *

 * PARAMETERS:  microseconds        To sleep

 *

 * RETURN:      Blocks until sleep is completed.

 *

 * DESCRIPTION: Sleep at microsecond granularity

 *

 *****************************************************************************/

void

AcpiOsStall (

    UINT32                  microseconds)

{

    if (microseconds)

    {

        usleep (microseconds);

    }

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsSleep

 *

 * PARAMETERS:  milliseconds        To sleep

 *

 * RETURN:      Blocks until sleep is completed.

 *

 * DESCRIPTION: Sleep at millisecond granularity

 *

 *****************************************************************************/

void

AcpiOsSleep (

    UINT64                  milliseconds)

{

    delay(milliseconds / 8);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsGetTimer

 *

 * PARAMETERS:  None

 *

 * RETURN:      Current time in 100 nanosecond units

 *

 * DESCRIPTION: Get the current system time

 *

 *****************************************************************************/

UINT64

AcpiOsGetTimer (void)

{

//    struct timeval          time;

//    gettimeofday (&time, NULL);

    /* Seconds * 10^7 = 100ns(10^-7), Microseconds(10^-6) * 10^1 = 100ns */

//    return (((UINT64) time.tv_sec * 10000000) + ((UINT64) time.tv_usec * 10));

    return 0;

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsValidateInterface

 *

 * PARAMETERS:  Interface           - Requested interface to be validated

 *

 * RETURN:      AE_OK if interface is supported, AE_SUPPORT otherwise

 *

 * DESCRIPTION: Match an interface string to the interfaces supported by the

 *              host. Strings originate from an AML call to the _OSI method.

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsValidateInterface (

    char                    *Interface)

{

    return (AE_SUPPORT);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsReadPciConfiguration

 *

 * PARAMETERS:  PciId               Seg/Bus/Dev

 *              Register            Device Register

 *              Value               Buffer where value is placed

 *              Width               Number of bits

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Read data from PCI configuration space

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsReadPciConfiguration (

    ACPI_PCI_ID             *PciId,

    UINT32                  Register,

    void                    *Value,

    UINT32                  Width)

{

    UINT32 devfn = ((PciId->Device & 0x1f)<<3)|(PciId->Function & 0x07);

    switch (Width)

    {

        case 8:

            *(UINT8 *)Value = PciRead8(PciId->Bus,devfn,Register);

			break;

		case 16:

            *(UINT16 *)Value = PciRead16(PciId->Bus,devfn,Register);

			break;

		case 32:

            *(UINT32 *)Value = PciRead32(PciId->Bus,devfn,Register);

			break;

		default:

            dbgprintf("AcpiOsReadPciConfiguration unhandled value width: %u\n",

                Width);

			return AE_ERROR;

	}

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsWritePciConfiguration

 *

 * PARAMETERS:  PciId               Seg/Bus/Dev

 *              Register            Device Register

 *              Value               Value to be written

 *              Width               Number of bits

 *

 * RETURN:      Status.

 *

 * DESCRIPTION: Write data to PCI configuration space

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsWritePciConfiguration (

    ACPI_PCI_ID             *PciId,

    UINT32                  Register,

    UINT64                  Value,

    UINT32                  Width)

{

    UINT32 devfn = ((PciId->Device & 0x1f)<<3)|(PciId->Function & 0x07);

    switch (Width)

    {

        case 8:

            PciWrite8(PciId->Bus,devfn,Register,Value);

			break;

		case 16:

            PciWrite16(PciId->Bus,devfn,Register,Value);

			break;

		case 32:

            PciWrite32(PciId->Bus,devfn,Register,Value);

			break;

		default:

            dbgprintf("AcpiOsReadPciConfiguration unhandled value width: %u\n",

                Width);

			return AE_ERROR;

	}

    return (AE_OK);

}

/* TEMPORARY STUB FUNCTION */

void

AcpiOsDerivePciId(

    ACPI_HANDLE             Device,

    ACPI_HANDLE             Region,

    ACPI_PCI_ID             **PciId)

{

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsReadPort

 *

 * PARAMETERS:  Address             Address of I/O port/register to read

 *              Value               Where value is placed

 *              Width               Number of bits

 *

 * RETURN:      Value read from port

 *

 * DESCRIPTION: Read data from an I/O port or register

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsReadPort (

    ACPI_IO_ADDRESS         Address,

    UINT32                  *Value,

    UINT32                  Width)

{

    switch (Width)

    {

    case 8:

        *Value = in8(Address);

        break;

    case 16:

        *Value = in16(Address);

        break;

    case 32:

        *Value = in32(Address);

        break;

    default:

        return (AE_BAD_PARAMETER);

    }

    dbgprintf("%s %x, %x\n",__FUNCTION__, Address, *Value);

    return (AE_OK);

}

/******************************************************************************

 *

 * FUNCTION:    AcpiOsWritePort

 *

 * PARAMETERS:  Address             Address of I/O port/register to write

 *              Value               Value to write

 *              Width               Number of bits

 *

 * RETURN:      None

 *

 * DESCRIPTION: Write data to an I/O port or register

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsWritePort (

    ACPI_IO_ADDRESS         Address,

    UINT32                  Value,

    UINT32                  Width)

{

	switch (Width) {

		case 8:

            out8(Address, Value);

			break;

		case 16:

            out16(Address,Value);

			break;

		case 32:

            out32(Address,Value);

			break;

		default:

			return (AE_ERROR);

	}

    dbgprintf("%s %x, %x\n",__FUNCTION__, Address, Value);

	return (AE_OK);

};

/******************************************************************************

 *

 * FUNCTION:    AcpiOsReadMemory

 *

 * PARAMETERS:  Address             Physical Memory Address to read

 *              Value               Where value is placed

 *              Width               Number of bits

 *

 * RETURN:      Value read from physical memory address

 *

 * DESCRIPTION: Read data from a physical memory address

 *

 *****************************************************************************/

ACPI_STATUS

AcpiOsReadMemory (

    ACPI_PHYSICAL_ADDRESS   Address,

    UINT32                  *Value,

    UINT32                  Width)

{

    void        *memptr;

    ACPI_STATUS  status = AE_ERROR;

    dbgprintf("%s %x\n",__FUNCTION__, Address);

    if( Address >= 0x400000)

    {

        memptr = AcpiOsMapMemory(Address, Width);

        if(memptr)

        {

            status = AE_OK;

            switch (Width)

            {

                case 8:

                    *Value = *(UINT8*)Address;

                    break;

                case 16:

                    *Value = *(UINT16*)Address;

                    break;

                case 32:

                    *Value = *(UINT32*)Address;

                    break;

                default:

                    status = (AE_BAD_PARAMETER);

            }

            FreeKernelSpace(memptr);

        }

        return status;

    }

	else

		Address+= 0x80000000;

    switch (Width)

    {

        case 8:

            *Value = *(UINT8*)Address;

            break;

        case 16:

            *Value = *(UINT16*)Address;

            break;

        case 32:

            *Value = *(UINT32*)Address;

            break;

        default:

            return (AE_BAD_PARAMETER);

    }

    return (AE_OK);

}

/******************************************************************************

 *