kolibrios/drivers/devman/acpica/tools/acpiexec/aeexec.c
Sergey Semyonov (Serge) 8ec96e9db0 update acpica
git-svn-id: svn://kolibrios.org@2216 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-09-20 16:54:11 +00:00

713 lines
22 KiB
C

/******************************************************************************
*
* Module Name: aeexec - Support routines for AcpiExec utility
*
*****************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2011, 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 "aecommon.h"
#define _COMPONENT ACPI_TOOLS
ACPI_MODULE_NAME ("aeexec")
/* Local prototypes */
static ACPI_STATUS
AeSetupConfiguration (
void *RegionAddr);
static void
AfInstallGpeBlock (
void);
static void
AeTestBufferArgument (
void);
static void
AeTestPackageArgument (
void);
static ACPI_STATUS
AeGetDevices (
ACPI_HANDLE ObjHandle,
UINT32 NestingLevel,
void *Context,
void **ReturnValue);
static ACPI_STATUS
ExecuteOSI (
char *OsiString,
UINT32 ExpectedResult);
static void
AeHardwareInterfaces (
void);
static void
AeGenericRegisters (
void);
extern unsigned char Ssdt3Code[];
/******************************************************************************
*
* FUNCTION: AeSetupConfiguration
*
* PARAMETERS: RegionAddr - Address for an ACPI table to be loaded
* dynamically. Test purposes only.
*
* RETURN: Status
*
* DESCRIPTION: Call AML _CFG configuration control method
*
*****************************************************************************/
static ACPI_STATUS
AeSetupConfiguration (
void *RegionAddr)
{
ACPI_OBJECT_LIST ArgList;
ACPI_OBJECT Arg[3];
/*
* Invoke _CFG method if present
*/
ArgList.Count = 1;
ArgList.Pointer = Arg;
Arg[0].Type = ACPI_TYPE_INTEGER;
Arg[0].Integer.Value = ACPI_TO_INTEGER (RegionAddr);
(void) AcpiEvaluateObject (NULL, "\\_CFG", &ArgList, NULL);
return (AE_OK);
}
/******************************************************************************
*
* FUNCTION: AfInstallGpeBlock
*
* PARAMETERS: None
*
* RETURN: None
*
* DESCRIPTION: Test GPE block device initialization. Requires test ASL with
* A \GPE2 device.
*
*****************************************************************************/
static void
AfInstallGpeBlock (
void)
{
ACPI_STATUS Status;
ACPI_HANDLE Handle;
ACPI_HANDLE Handle2 = NULL;
ACPI_HANDLE Handle3 = NULL;
ACPI_GENERIC_ADDRESS BlockAddress;
ACPI_HANDLE GpeDevice;
Status = AcpiGetHandle (NULL, "\\_GPE", &Handle);
if (ACPI_FAILURE (Status))
{
return;
}
ACPI_MEMSET (&BlockAddress, 0, sizeof (ACPI_GENERIC_ADDRESS));
BlockAddress.SpaceId = ACPI_ADR_SPACE_SYSTEM_MEMORY;
BlockAddress.Address = 0x76540000;
Status = AcpiGetHandle (NULL, "\\GPE2", &Handle2);
if (ACPI_SUCCESS (Status))
{
Status = AcpiInstallGpeBlock (Handle2, &BlockAddress, 7, 8);
AE_CHECK_OK (AcpiInstallGpeBlock, Status);
Status = AcpiInstallGpeHandler (Handle2, 8,
ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (Handle2, 8);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiGetGpeDevice (0x30, &GpeDevice);
AE_CHECK_OK (AcpiGetGpeDevice, Status);
Status = AcpiGetGpeDevice (0x42, &GpeDevice);
AE_CHECK_OK (AcpiGetGpeDevice, Status);
Status = AcpiGetGpeDevice (AcpiCurrentGpeCount-1, &GpeDevice);
AE_CHECK_OK (AcpiGetGpeDevice, Status);
Status = AcpiGetGpeDevice (AcpiCurrentGpeCount, &GpeDevice);
AE_CHECK_STATUS (AcpiGetGpeDevice, Status, AE_NOT_EXIST);
Status = AcpiRemoveGpeHandler (Handle2, 8, AeGpeHandler);
AE_CHECK_OK (AcpiRemoveGpeHandler, Status);
}
Status = AcpiGetHandle (NULL, "\\GPE3", &Handle3);
if (ACPI_SUCCESS (Status))
{
Status = AcpiInstallGpeBlock (Handle3, &BlockAddress, 8, 11);
AE_CHECK_OK (AcpiInstallGpeBlock, Status);
}
}
/* Test using a Buffer object as a method argument */
static void
AeTestBufferArgument (
void)
{
ACPI_OBJECT_LIST Params;
ACPI_OBJECT BufArg;
UINT8 Buffer[] = {
0,0,0,0,
4,0,0,0,
1,2,3,4};
BufArg.Type = ACPI_TYPE_BUFFER;
BufArg.Buffer.Length = 12;
BufArg.Buffer.Pointer = Buffer;
Params.Count = 1;
Params.Pointer = &BufArg;
(void) AcpiEvaluateObject (NULL, "\\BUF", &Params, NULL);
}
static ACPI_OBJECT PkgArg;
static ACPI_OBJECT PkgElements[5];
static ACPI_OBJECT Pkg2Elements[5];
static ACPI_OBJECT_LIST Params;
/*
* Test using a Package object as an method argument
*/
static void
AeTestPackageArgument (
void)
{
/* Main package */
PkgArg.Type = ACPI_TYPE_PACKAGE;
PkgArg.Package.Count = 4;
PkgArg.Package.Elements = PkgElements;
/* Main package elements */
PkgElements[0].Type = ACPI_TYPE_INTEGER;
PkgElements[0].Integer.Value = 0x22228888;
PkgElements[1].Type = ACPI_TYPE_STRING;
PkgElements[1].String.Length = sizeof ("Top-level package");
PkgElements[1].String.Pointer = "Top-level package";
PkgElements[2].Type = ACPI_TYPE_BUFFER;
PkgElements[2].Buffer.Length = sizeof ("XXXX");
PkgElements[2].Buffer.Pointer = (UINT8 *) "XXXX";
PkgElements[3].Type = ACPI_TYPE_PACKAGE;
PkgElements[3].Package.Count = 2;
PkgElements[3].Package.Elements = Pkg2Elements;
/* Sub-package elements */
Pkg2Elements[0].Type = ACPI_TYPE_INTEGER;
Pkg2Elements[0].Integer.Value = 0xAAAABBBB;
Pkg2Elements[1].Type = ACPI_TYPE_STRING;
Pkg2Elements[1].String.Length = sizeof ("Nested Package");
Pkg2Elements[1].String.Pointer = "Nested Package";
/* Parameter object */
Params.Count = 1;
Params.Pointer = &PkgArg;
(void) AcpiEvaluateObject (NULL, "\\_PKG", &Params, NULL);
}
static ACPI_STATUS
AeGetDevices (
ACPI_HANDLE ObjHandle,
UINT32 NestingLevel,
void *Context,
void **ReturnValue)
{
return (AE_OK);
}
/******************************************************************************
*
* FUNCTION: ExecuteOSI
*
* PARAMETERS: OsiString - String passed to _OSI method
* ExpectedResult - 0 (FALSE) or 0xFFFFFFFF (TRUE)
*
* RETURN: Status
*
* DESCRIPTION: Execute the internally implemented (in ACPICA) _OSI method.
*
*****************************************************************************/
static ACPI_STATUS
ExecuteOSI (
char *OsiString,
UINT32 ExpectedResult)
{
ACPI_STATUS Status;
ACPI_OBJECT_LIST ArgList;
ACPI_OBJECT Arg[1];
ACPI_BUFFER ReturnValue;
ACPI_OBJECT *Obj;
/* Setup input argument */
ArgList.Count = 1;
ArgList.Pointer = Arg;
Arg[0].Type = ACPI_TYPE_STRING;
Arg[0].String.Pointer = OsiString;
Arg[0].String.Length = strlen (Arg[0].String.Pointer);
/* Ask ACPICA to allocate space for the return object */
ReturnValue.Length = ACPI_ALLOCATE_BUFFER;
Status = AcpiEvaluateObject (NULL, "\\_OSI", &ArgList, &ReturnValue);
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("Could not execute _OSI method, %s\n",
AcpiFormatException (Status));
return (Status);
}
if (ReturnValue.Length < sizeof (ACPI_OBJECT))
{
AcpiOsPrintf ("Return value from _OSI method too small, %.8X\n",
ReturnValue.Length);
return (AE_ERROR);
}
Obj = ReturnValue.Pointer;
if (Obj->Type != ACPI_TYPE_INTEGER)
{
AcpiOsPrintf ("Invalid return type from _OSI method, %.2X\n", Obj->Type);
return (AE_ERROR);
}
if (Obj->Integer.Value != ExpectedResult)
{
AcpiOsPrintf ("Invalid return value from _OSI, expected %.8X found %.8X\n",
ExpectedResult, (UINT32) Obj->Integer.Value);
return (AE_ERROR);
}
/* Reset the OSI data */
AcpiGbl_OsiData = 0;
return (AE_OK);
}
/******************************************************************************
*
* FUNCTION: AeGenericRegisters
*
* DESCRIPTION: Call the AcpiRead/Write interfaces.
*
*****************************************************************************/
static ACPI_GENERIC_ADDRESS GenericRegister;
static void
AeGenericRegisters (
void)
{
ACPI_STATUS Status;
UINT64 Value;
GenericRegister.Address = 0x1234;
GenericRegister.BitWidth = 64;
GenericRegister.BitOffset = 0;
GenericRegister.SpaceId = ACPI_ADR_SPACE_SYSTEM_IO;
Status = AcpiRead (&Value, &GenericRegister);
AE_CHECK_OK (AcpiRead, Status);
Status = AcpiWrite (Value, &GenericRegister);
AE_CHECK_OK (AcpiWrite, Status);
GenericRegister.Address = 0x12345678;
GenericRegister.BitOffset = 0;
GenericRegister.SpaceId = ACPI_ADR_SPACE_SYSTEM_MEMORY;
Status = AcpiRead (&Value, &GenericRegister);
AE_CHECK_OK (AcpiRead, Status);
Status = AcpiWrite (Value, &GenericRegister);
AE_CHECK_OK (AcpiWrite, Status);
}
/******************************************************************************
*
* FUNCTION: AeHardwareInterfaces
*
* DESCRIPTION: Call various hardware support interfaces
*
*****************************************************************************/
static void
AeHardwareInterfaces (
void)
{
ACPI_STATUS Status;
UINT32 Value;
Status = AcpiWriteBitRegister (ACPI_BITREG_WAKE_STATUS, 1);
AE_CHECK_OK (AcpiWriteBitRegister, Status);
Status = AcpiWriteBitRegister (ACPI_BITREG_GLOBAL_LOCK_ENABLE, 1);
AE_CHECK_OK (AcpiWriteBitRegister, Status);
Status = AcpiWriteBitRegister (ACPI_BITREG_SLEEP_ENABLE, 1);
AE_CHECK_OK (AcpiWriteBitRegister, Status);
Status = AcpiWriteBitRegister (ACPI_BITREG_ARB_DISABLE, 1);
AE_CHECK_OK (AcpiWriteBitRegister, Status);
Status = AcpiReadBitRegister (ACPI_BITREG_WAKE_STATUS, &Value);
AE_CHECK_OK (AcpiReadBitRegister, Status);
Status = AcpiReadBitRegister (ACPI_BITREG_GLOBAL_LOCK_ENABLE, &Value);
AE_CHECK_OK (AcpiReadBitRegister, Status);
Status = AcpiReadBitRegister (ACPI_BITREG_SLEEP_ENABLE, &Value);
AE_CHECK_OK (AcpiReadBitRegister, Status);
Status = AcpiReadBitRegister (ACPI_BITREG_ARB_DISABLE, &Value);
AE_CHECK_OK (AcpiReadBitRegister, Status);
}
/******************************************************************************
*
* FUNCTION: AeMiscellaneousTests
*
* DESCRIPTION: Various ACPICA validation tests.
*
*****************************************************************************/
void
AeMiscellaneousTests (
void)
{
ACPI_HANDLE Handle;
ACPI_BUFFER ReturnBuf;
char Buffer[32];
ACPI_VENDOR_UUID Uuid = {0, {ACPI_INIT_UUID (0,0,0,0,0,0,0,0,0,0,0)}};
ACPI_STATUS Status;
UINT32 LockHandle1;
UINT32 LockHandle2;
ACPI_STATISTICS Stats;
AeHardwareInterfaces ();
AeGenericRegisters ();
AeSetupConfiguration (Ssdt3Code);
AeTestBufferArgument();
AeTestPackageArgument ();
Status = AcpiInstallInterface ("");
AE_CHECK_STATUS (AcpiInstallInterface, Status, AE_BAD_PARAMETER);
Status = AcpiInstallInterface ("TestString");
AE_CHECK_OK (AcpiInstallInterface, Status);
Status = AcpiInstallInterface ("TestString");
AE_CHECK_STATUS (AcpiInstallInterface, Status, AE_ALREADY_EXISTS);
Status = AcpiRemoveInterface ("Windows 2006");
AE_CHECK_OK (AcpiRemoveInterface, Status);
Status = AcpiRemoveInterface ("TestString");
AE_CHECK_OK (AcpiRemoveInterface, Status);
Status = AcpiRemoveInterface ("XXXXXX");
AE_CHECK_STATUS (AcpiRemoveInterface, Status, AE_NOT_EXIST);
Status = AcpiInstallInterface ("AnotherTestString");
AE_CHECK_OK (AcpiInstallInterface, Status);
Status = ExecuteOSI ("Windows 2001", 0xFFFFFFFF);
AE_CHECK_OK (ExecuteOSI, Status);
Status = ExecuteOSI ("MichiganTerminalSystem", 0);
AE_CHECK_OK (ExecuteOSI, Status);
ReturnBuf.Length = 32;
ReturnBuf.Pointer = Buffer;
Status = AcpiGetName (AcpiGbl_RootNode, ACPI_FULL_PATHNAME, &ReturnBuf);
AE_CHECK_OK (AcpiGetName, Status);
Status = AcpiEnableEvent (ACPI_EVENT_GLOBAL, 0);
AE_CHECK_OK (AcpiEnableEvent, Status);
Status = AcpiInstallGlobalEventHandler (AeGlobalEventHandler, NULL);
AE_CHECK_OK (AcpiInstallGlobalEventHandler, Status);
/*
* GPEs: Handlers, enable/disable, etc.
*/
Status = AcpiInstallGpeHandler (NULL, 0, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiRemoveGpeHandler (NULL, 0, AeGpeHandler);
AE_CHECK_OK (AcpiRemoveGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 0, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiSetGpe (NULL, 0, ACPI_GPE_DISABLE);
AE_CHECK_OK (AcpiSetGpe, Status);
Status = AcpiSetGpe (NULL, 0, ACPI_GPE_ENABLE);
AE_CHECK_OK (AcpiSetGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 1, ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 1);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 2, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 2);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 3, ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 4, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiInstallGpeHandler (NULL, 5, ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiGetHandle (NULL, "\\_SB", &Handle);
AE_CHECK_OK (AcpiGetHandle, Status);
Status = AcpiSetupGpeForWake (Handle, NULL, 5);
AE_CHECK_OK (AcpiSetupGpeForWake, Status);
Status = AcpiSetGpeWakeMask (NULL, 5, ACPI_GPE_ENABLE);
AE_CHECK_OK (AcpiGpeWakeup, Status);
Status = AcpiSetupGpeForWake (Handle, NULL, 6);
AE_CHECK_OK (AcpiSetupGpeForWake, Status);
Status = AcpiSetupGpeForWake (Handle, NULL, 9);
AE_CHECK_OK (AcpiSetupGpeForWake, Status);
Status = AcpiInstallGpeHandler (NULL, 0x19, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0x19);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiInstallGpeHandler (NULL, 0x62, ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
AE_CHECK_OK (AcpiInstallGpeHandler, Status);
Status = AcpiEnableGpe (NULL, 0x62);
AE_CHECK_OK (AcpiEnableGpe, Status);
Status = AcpiDisableGpe (NULL, 0x62);
AE_CHECK_OK (AcpiDisableGpe, Status);
AfInstallGpeBlock ();
/* Here is where the GPEs are actually "enabled" */
Status = AcpiUpdateAllGpes ();
AE_CHECK_OK (AcpiUpdateAllGpes, Status);
Status = AcpiGetHandle (NULL, "RSRC", &Handle);
if (ACPI_SUCCESS (Status))
{
ReturnBuf.Length = ACPI_ALLOCATE_BUFFER;
Status = AcpiGetVendorResource (Handle, "_CRS", &Uuid, &ReturnBuf);
if (ACPI_SUCCESS (Status))
{
AcpiOsFree (ReturnBuf.Pointer);
}
}
/* Test global lock */
Status = AcpiAcquireGlobalLock (0xFFFF, &LockHandle1);
AE_CHECK_OK (AcpiAcquireGlobalLock, Status);
Status = AcpiAcquireGlobalLock (0x5, &LockHandle2);
AE_CHECK_OK (AcpiAcquireGlobalLock, Status);
Status = AcpiReleaseGlobalLock (LockHandle1);
AE_CHECK_OK (AcpiReleaseGlobalLock, Status);
Status = AcpiReleaseGlobalLock (LockHandle2);
AE_CHECK_OK (AcpiReleaseGlobalLock, Status);
/* Get Devices */
Status = AcpiGetDevices (NULL, AeGetDevices, NULL, NULL);
AE_CHECK_OK (AcpiGetDevices, Status);
Status = AcpiGetStatistics (&Stats);
AE_CHECK_OK (AcpiGetStatistics, Status);
}