Beispiel #1
0
void initializeExtendedSystem() {
	// Configure the ISA IRQs.
	// TODO: This is a hack. We assume that HPET will use legacy replacement
	// and that SCI is routed to IRQ 9.
	frigg::infoLogger() << "thor: Configuring ISA IRQs." << frigg::endLog;
	commitIrq(resolveIrq(0));
	commitIrq(resolveIrq(1));
	commitIrq(resolveIrq(4));
	commitIrq(resolveIrq(9));
	commitIrq(resolveIrq(12));
	commitIrq(resolveIrq(14));
	
	frigg::infoLogger() << "thor: Entering ACPI mode." << frigg::endLog;
	ACPICA_CHECK(AcpiEnableSubsystem(ACPI_FULL_INITIALIZATION));

	ACPICA_CHECK(AcpiInstallFixedEventHandler(ACPI_EVENT_POWER_BUTTON,
			&handlePowerButton, nullptr));
	ACPICA_CHECK(AcpiInstallGlobalEventHandler(&dispatchEvent, nullptr));

	ACPICA_CHECK(AcpiInitializeObjects(ACPI_FULL_INITIALIZATION));
	
	if(hasChild(ACPI_ROOT_OBJECT, "_PIC")) {
		frigg::infoLogger() << "thor: Invoking \\_PIC method" << frigg::endLog;
		evaluateWith1(getChild(ACPI_ROOT_OBJECT, "_PIC"));
	}

	bootOtherProcessors();
	enumerateSystemBusses();

	initializePmInterface();
	
	frigg::infoLogger() << "thor: System configuration complete." << frigg::endLog;
}
Beispiel #2
0
void
AeMiscellaneousTests (
    void)
{
    ACPI_BUFFER             ReturnBuf;
    char                    Buffer[32];
    ACPI_STATUS             Status;
    ACPI_STATISTICS         Stats;
    ACPI_HANDLE             Handle;

#if (!ACPI_REDUCED_HARDWARE)
    UINT32                  LockHandle1;
    UINT32                  LockHandle2;
    ACPI_VENDOR_UUID        Uuid =
        {0, {ACPI_INIT_UUID (0,0,0,0,0,0,0,0,0,0,0)}};
#endif /* !ACPI_REDUCED_HARDWARE */


    Status = AcpiGetHandle (NULL, "\\", &Handle);
    ACPI_CHECK_OK (AcpiGetHandle, Status);

    if (AcpiGbl_DoInterfaceTests)
    {
        /*
         * Tests for AcpiLoadTable and AcpiUnloadParentTable
         */

        /* Attempt unload of DSDT, should fail */

        Status = AcpiGetHandle (NULL, "\\_SB_", &Handle);
        ACPI_CHECK_OK (AcpiGetHandle, Status);

        Status = AcpiUnloadParentTable (Handle);
        ACPI_CHECK_STATUS (AcpiUnloadParentTable, Status, AE_TYPE);

        /* Load and unload SSDT4 */

        Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt4Code);
        ACPI_CHECK_OK (AcpiLoadTable, Status);

        Status = AcpiGetHandle (NULL, "\\_T96", &Handle);
        ACPI_CHECK_OK (AcpiGetHandle, Status);

        Status = AcpiUnloadParentTable (Handle);
        ACPI_CHECK_OK (AcpiUnloadParentTable, Status);

        /* Re-load SSDT4 */

        Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt4Code);
        ACPI_CHECK_OK (AcpiLoadTable, Status);

        /* Unload and re-load SSDT2 (SSDT2 is in the XSDT) */

        Status = AcpiGetHandle (NULL, "\\_T99", &Handle);
        ACPI_CHECK_OK (AcpiGetHandle, Status);

        Status = AcpiUnloadParentTable (Handle);
        ACPI_CHECK_OK (AcpiUnloadParentTable, Status);

        Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt2Code);
        ACPI_CHECK_OK (AcpiLoadTable, Status);

        /* Load OEM9 table (causes table override) */

        Status = AcpiLoadTable ((ACPI_TABLE_HEADER *) Ssdt3Code);
        ACPI_CHECK_OK (AcpiLoadTable, Status);
    }

    AeHardwareInterfaces ();
    AeGenericRegisters ();
    AeSetupConfiguration (Ssdt3Code);

    AeTestBufferArgument();
    AeTestPackageArgument ();
    AeMutexInterfaces ();
    AeTestSleepData ();

    /* Test _OSI install/remove */

    Status = AcpiInstallInterface ("");
    ACPI_CHECK_STATUS (AcpiInstallInterface, Status, AE_BAD_PARAMETER);

    Status = AcpiInstallInterface ("TestString");
    ACPI_CHECK_OK (AcpiInstallInterface, Status);

    Status = AcpiInstallInterface ("TestString");
    ACPI_CHECK_STATUS (AcpiInstallInterface, Status, AE_ALREADY_EXISTS);

    Status = AcpiRemoveInterface ("Windows 2006");
    ACPI_CHECK_OK (AcpiRemoveInterface, Status);

    Status = AcpiRemoveInterface ("TestString");
    ACPI_CHECK_OK (AcpiRemoveInterface, Status);

    Status = AcpiRemoveInterface ("XXXXXX");
    ACPI_CHECK_STATUS (AcpiRemoveInterface, Status, AE_NOT_EXIST);

    Status = AcpiInstallInterface ("AnotherTestString");
    ACPI_CHECK_OK (AcpiInstallInterface, Status);

    /* Test _OSI execution */

    Status = ExecuteOSI ("Extended Address Space Descriptor", ACPI_UINT64_MAX);
    ACPI_CHECK_OK (ExecuteOSI, Status);

    Status = ExecuteOSI ("Windows 2001", ACPI_UINT64_MAX);
    ACPI_CHECK_OK (ExecuteOSI, Status);

    Status = ExecuteOSI ("MichiganTerminalSystem", 0);
    ACPI_CHECK_OK (ExecuteOSI, Status);


    ReturnBuf.Length = 32;
    ReturnBuf.Pointer = Buffer;

    Status = AcpiGetName (ACPI_ROOT_OBJECT,
        ACPI_FULL_PATHNAME_NO_TRAILING, &ReturnBuf);
    ACPI_CHECK_OK (AcpiGetName, Status);

    /* Get Devices */

    Status = AcpiGetDevices (NULL, AeGetDevices, NULL, NULL);
    ACPI_CHECK_OK (AcpiGetDevices, Status);

    Status = AcpiGetStatistics (&Stats);
    ACPI_CHECK_OK (AcpiGetStatistics, Status);


#if (!ACPI_REDUCED_HARDWARE)

    Status = AcpiInstallGlobalEventHandler (AeGlobalEventHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGlobalEventHandler, Status);

    /* If Hardware Reduced flag is set, we are all done */

    if (AcpiGbl_ReducedHardware)
    {
        return;
    }

    Status = AcpiEnableEvent (ACPI_EVENT_GLOBAL, 0);
    ACPI_CHECK_OK (AcpiEnableEvent, Status);

    /*
     * GPEs: Handlers, enable/disable, etc.
     */
    Status = AcpiInstallGpeHandler (NULL, 0,
        ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiEnableGpe (NULL, 0);
    ACPI_CHECK_OK (AcpiEnableGpe, Status);

    Status = AcpiRemoveGpeHandler (NULL, 0, AeGpeHandler);
    ACPI_CHECK_OK (AcpiRemoveGpeHandler, Status);

    Status = AcpiInstallGpeHandler (NULL, 0,
        ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiEnableGpe (NULL, 0);
    ACPI_CHECK_OK (AcpiEnableGpe, Status);

    Status = AcpiSetGpe (NULL, 0, ACPI_GPE_DISABLE);
    ACPI_CHECK_OK (AcpiSetGpe, Status);

    Status = AcpiSetGpe (NULL, 0, ACPI_GPE_ENABLE);
    ACPI_CHECK_OK (AcpiSetGpe, Status);


    Status = AcpiInstallGpeHandler (NULL, 1,
        ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiEnableGpe (NULL, 1);
    ACPI_CHECK_OK (AcpiEnableGpe, Status);


    Status = AcpiInstallGpeHandler (NULL, 2,
        ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiEnableGpe (NULL, 2);
    ACPI_CHECK_OK (AcpiEnableGpe, Status);


    Status = AcpiInstallGpeHandler (NULL, 3,
        ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiInstallGpeHandler (NULL, 4,
        ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiInstallGpeHandler (NULL, 5,
        ACPI_GPE_EDGE_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiGetHandle (NULL, "\\_SB", &Handle);
    ACPI_CHECK_OK (AcpiGetHandle, Status);

    Status = AcpiSetupGpeForWake (Handle, NULL, 5);
    ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);

    Status = AcpiSetGpeWakeMask (NULL, 5, ACPI_GPE_ENABLE);
    ACPI_CHECK_OK (AcpiSetGpeWakeMask, Status);

    Status = AcpiSetupGpeForWake (Handle, NULL, 6);
    ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);

    Status = AcpiSetupGpeForWake (ACPI_ROOT_OBJECT, NULL, 6);
    ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);

    Status = AcpiSetupGpeForWake (Handle, NULL, 9);
    ACPI_CHECK_OK (AcpiSetupGpeForWake, Status);

    Status = AcpiInstallGpeHandler (NULL, 0x19,
        ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiEnableGpe (NULL, 0x19);
    ACPI_CHECK_OK (AcpiEnableGpe, Status);


    /* GPE block 1 */

    Status = AcpiInstallGpeHandler (NULL, 101,
        ACPI_GPE_LEVEL_TRIGGERED, AeGpeHandler, NULL);
    ACPI_CHECK_OK (AcpiInstallGpeHandler, Status);

    Status = AcpiEnableGpe (NULL, 101);
    ACPI_CHECK_OK (AcpiEnableGpe, Status);

    Status = AcpiDisableGpe (NULL, 101);
    ACPI_CHECK_OK (AcpiDisableGpe, Status);

    AfInstallGpeBlock ();

    /* Here is where the GPEs are actually "enabled" */

    Status = AcpiUpdateAllGpes ();
    ACPI_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);
    ACPI_CHECK_OK (AcpiAcquireGlobalLock, Status);

    Status = AcpiAcquireGlobalLock (0x5, &LockHandle2);
    ACPI_CHECK_OK (AcpiAcquireGlobalLock, Status);

    Status = AcpiReleaseGlobalLock (LockHandle1);
    ACPI_CHECK_OK (AcpiReleaseGlobalLock, Status);

    Status = AcpiReleaseGlobalLock (LockHandle2);
    ACPI_CHECK_OK (AcpiReleaseGlobalLock, Status);

#endif /* !ACPI_REDUCED_HARDWARE */
}
Beispiel #3
0
static status_t
acpi_std_ops(int32 op,...)
{
    switch (op) {
    case B_MODULE_INIT:
    {
        ACPI_OBJECT arg;
        ACPI_OBJECT_LIST parameter;
        void *settings;
        bool acpiDisabled = false;
        AcpiGbl_CopyDsdtLocally = true;

        settings = load_driver_settings("kernel");
        if (settings != NULL) {
            acpiDisabled = !get_driver_boolean_parameter(settings, "acpi",
                           true, true);
            unload_driver_settings(settings);
        }

        if (!acpiDisabled) {
            // check if safemode settings disable ACPI
            settings = load_driver_settings(B_SAFEMODE_DRIVER_SETTINGS);
            if (settings != NULL) {
                acpiDisabled = get_driver_boolean_parameter(settings,
                               B_SAFEMODE_DISABLE_ACPI, false, false);
                unload_driver_settings(settings);
            }
        }

        if (acpiDisabled) {
            ERROR("ACPI disabled\n");
            return ENOSYS;
        }

        if (gDPC->new_dpc_queue(&gDPCHandle, "acpi_task",
                                B_URGENT_DISPLAY_PRIORITY + 1) != B_OK) {
            ERROR("failed to create os execution queue\n");
            return B_ERROR;
        }

#ifdef ACPI_DEBUG_OUTPUT
        AcpiDbgLevel = ACPI_DEBUG_ALL | ACPI_LV_VERBOSE;
        AcpiDbgLayer = ACPI_ALL_COMPONENTS;
#endif

        if (checkAndLogFailure(AcpiInitializeSubsystem(),
                               "AcpiInitializeSubsystem failed"))
            goto err;

        if (checkAndLogFailure(AcpiInitializeTables(NULL, 0, TRUE),
                               "AcpiInitializeTables failed"))
            goto err;

        if (checkAndLogFailure(AcpiLoadTables(),
                               "AcpiLoadTables failed"))
            goto err;

        /* Install the default address space handlers. */
        if (checkAndLogFailure(AcpiInstallAddressSpaceHandler(
                                   ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_SYSTEM_MEMORY,
                                   ACPI_DEFAULT_HANDLER, NULL, NULL),
                               "Could not initialise SystemMemory handler:"))
            goto err;

        if (checkAndLogFailure(AcpiInstallAddressSpaceHandler(
                                   ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_SYSTEM_IO,
                                   ACPI_DEFAULT_HANDLER, NULL, NULL),
                               "Could not initialise SystemIO handler:"))
            goto err;

        if (checkAndLogFailure(AcpiInstallAddressSpaceHandler(
                                   ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_PCI_CONFIG,
                                   ACPI_DEFAULT_HANDLER, NULL, NULL),
                               "Could not initialise PciConfig handler:"))
            goto err;

        arg.Integer.Type = ACPI_TYPE_INTEGER;
        arg.Integer.Value = apic_available() ? APIC_MODE : PIC_MODE;

        parameter.Count = 1;
        parameter.Pointer = &arg;

        AcpiEvaluateObject(NULL, "\\_PIC", &parameter, NULL);

        if (checkAndLogFailure(AcpiEnableSubsystem(
                                   ACPI_FULL_INITIALIZATION),
                               "AcpiEnableSubsystem failed"))
            goto err;

        if (checkAndLogFailure(AcpiInitializeObjects(
                                   ACPI_FULL_INITIALIZATION),
                               "AcpiInitializeObjects failed"))
            goto err;

        //TODO: Walk namespace init ALL _PRW's

#ifdef ACPI_DEBUG_OUTPUT
        checkAndLogFailure(
            AcpiInstallGlobalEventHandler(globalGPEHandler, NULL),
            "Failed to install global GPE-handler.");

        checkAndLogFailure(AcpiInstallNotifyHandler(ACPI_ROOT_OBJECT,
                           ACPI_ALL_NOTIFY, globalNotifyHandler, NULL),
                           "Failed to install global Notify-handler.");
#endif
        checkAndLogFailure(AcpiEnableAllRuntimeGpes(),
                           "Failed to enable all runtime Gpes");

        checkAndLogFailure(AcpiUpdateAllGpes(),
                           "Failed to update all Gpes");

        TRACE("ACPI initialized\n");
        return B_OK;

err:
        return B_ERROR;
    }

    case B_MODULE_UNINIT:
    {
        if (checkAndLogFailure(AcpiTerminate(),
                               "Could not bring system out of ACPI mode. Oh well."));

        gDPC->delete_dpc_queue(gDPCHandle);
        gDPCHandle = NULL;
        break;
    }

    default:
        return B_ERROR;
    }
    return B_OK;
}
Beispiel #4
0
void start() {
	ACPI_STATUS status = AE_OK;

	printf("acpica: starting...\n");

	// NB! Must be at least as large as physical memory - the ACPI tables could
	// be anywhere. (Could be handled by AcpiOsMapMemory though.)
	map(0, MAP_PHYS | PROT_READ | PROT_WRITE | PROT_NO_CACHE,
		(void*)ACPI_PHYS_BASE, 0, USER_MAP_MAX - ACPI_PHYS_BASE);

	__default_section_init();

    AcpiDbgLayer = 0;
    AcpiDbgLevel = ACPI_LV_REPAIR | ACPI_LV_INTERRUPTS;

	status = InitializeFullAcpi ();
	CHECK_STATUS("InitializeFullAcpi");

	int pic_mode = 0; // Default is PIC mode if something fails
	status = PrintAPICTable();
	CHECK_STATUS("PrintAPICTable");
	status = FindIOAPICs(&pic_mode);
	CHECK_STATUS("Find IOAPIC");
	status = ExecuteOSI(pic_mode);
	CHECK_STATUS("ExecuteOSI");
	// Tables we get in Bochs:
	// * DSDT: All the AML code
	// * FACS
	// * FACP
	// * APIC (= MADT)
	// * SSDT: Secondary System Description Table
	//   Contains more AML code loaded automatically by ACPICA
	// More tables on qemu:
	// * Another SSDT (Loaded by ACPICA)
	// * HPET table
//	PrintFACSTable();
//	PrintFACPTable();
	// TODO Iterate through and disable all pci interrupt link devices (call
	// _DIS). Then we'll enable the ones we actually intend to use.

	EnumeratePCI();

	AcpiWriteBitRegister(ACPI_BITREG_SCI_ENABLE, 1);
	//AcpiWriteBitRegister(ACPI_BITREG_POWER_BUTTON_ENABLE, 1);
	AcpiInstallGlobalEventHandler(GlobalEventHandler, NULL);
	AcpiEnableEvent(ACPI_EVENT_POWER_BUTTON, 0);

	for (;;) {
		ipc_dest_t rcpt = 0x100;
		ipc_arg_t arg = 0;
		ipc_arg_t arg2 = 0;
		ipc_msg_t msg = recv2(&rcpt, &arg, &arg2);
		//printf("acpica: Received %#lx from %#lx: %#lx %#lx\n", msg, rcpt, arg, arg2);
		if (msg == MSG_PULSE) {
			if (AcpiOsCheckInterrupt(rcpt, arg)) {
				continue;
			} else {
				printf("acpica: Unhandled pulse: %#x from %#lx\n", arg, rcpt);
			}
		}
		switch (msg & 0xff)
		{
		case MSG_ACPI_FIND_PCI:
			MsgFindPci(rcpt, arg);
			break;
		case MSG_ACPI_CLAIM_PCI:
			MsgClaimPci(rcpt, arg, arg2);
			break;
		// This feels a bit wrong, but as long as we use PIO access to PCI
		// configuration space, we need to serialize all accesses.
		case MSG_ACPI_READ_PCI:
			arg = PciReadWord((arg & 0x7ffffffc) | 0x80000000);
			send1(MSG_ACPI_READ_PCI, rcpt, arg);
			break;
		case MSG_ACPI_DEBUGGER_INIT:
			debugger_pre_cmd();
			send0(MSG_ACPI_DEBUGGER_INIT, rcpt);
			break;
		case MSG_ACPI_DEBUGGER_BUFFER:
			assert(debugger_buffer_pos < ACPI_DB_LINE_BUFFER_SIZE);
			AcpiGbl_DbLineBuf[debugger_buffer_pos++] = arg;
			send0(MSG_ACPI_DEBUGGER_BUFFER, rcpt);
			break;
		case MSG_ACPI_DEBUGGER_CMD:
			assert(debugger_buffer_pos < ACPI_DB_LINE_BUFFER_SIZE);
			AcpiGbl_DbLineBuf[debugger_buffer_pos++] = 0;
			putchar('\n');
			AcpiDbCommandDispatch(AcpiGbl_DbLineBuf, NULL, NULL);
			debugger_pre_cmd();
			send0(MSG_ACPI_DEBUGGER_CMD, rcpt);
			break;
		case MSG_ACPI_DEBUGGER_CLR_BUFFER:
			debugger_pre_cmd();
			send0(MSG_ACPI_DEBUGGER_CLR_BUFFER, rcpt);
			break;
		case MSG_REG_IRQ:
			RegIRQ(rcpt, arg);
			continue;
		case MSG_IRQ_ACK:
			AckIRQ(rcpt);
			continue;
		}
		// TODO Handle other stuff.
		if (rcpt == 0x100)
		{
			hmod(rcpt, 0, 0);
		}
	}
	__builtin_unreachable();

failed:
	printf("ACPI failed :( (status %x)\n", status);
	abort();
}
Beispiel #5
0
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);
}