{
    NTSTATUS status = STATUS_SUCCESS;
    POWER_STATE powerState;
    ACPI_STATUS AcpiStatus;

    PAGED_CODE ();

    FdoData->Common.DevicePowerState = PowerDeviceD0;
    powerState.DeviceState = PowerDeviceD0;
    PoSetPowerState ( FdoData->Common.Self, DevicePowerState, powerState );

    SET_NEW_PNP_STATE(FdoData->Common, Started);

    AcpiStatus = AcpiInitializeSubsystem();
    if(ACPI_FAILURE(AcpiStatus)){
        DPRINT1("Unable to AcpiInitializeSubsystem\n");
        return STATUS_UNSUCCESSFUL;
    }
    
    
    AcpiStatus = AcpiInitializeTables(NULL, 16, 0);
    if (ACPI_FAILURE(status)){
        DPRINT1("Unable to AcpiInitializeSubsystem\n");
        return STATUS_UNSUCCESSFUL;
    }

    AcpiStatus = AcpiLoadTables();
    if(ACPI_FAILURE(AcpiStatus)){
        DPRINT1("Unable to AcpiLoadTables\n");
        AcpiTerminate();
        return STATUS_UNSUCCESSFUL;
    }

    DPRINT("Acpi subsystem init\n");
    /* Initialize ACPI bus manager */
    AcpiStatus = acpi_init();
    if (!ACPI_SUCCESS(AcpiStatus)) {
        DPRINT1("acpi_init() failed with status 0x%X\n", AcpiStatus);
        AcpiTerminate();
        return STATUS_UNSUCCESSFUL;
    }
    status = ACPIEnumerateDevices(FdoData);

    return status;
}

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