NTSTATUS NTAPI CmBattAddBattery	(	IN PDRIVER_OBJECT	DriverObject,
		IN PDEVICE_OBJECT	DeviceObject
	)
Definition at line 649 of file cmbpnp.c.
Referenced by CmBattAddDevice().
{
    BATTERY_MINIPORT_INFO MiniportInfo;
    NTSTATUS Status;
    PDEVICE_OBJECT FdoDeviceObject;
    PCMBATT_DEVICE_EXTENSION FdoExtension; 
    PAGED_CODE();
    if (CmBattDebug & 0x220)
        DbgPrint("CmBattAddBattery: pdo %x\n", DeviceObject);

    /* Create the FDO */
    Status = CmBattCreateFdo(DriverObject,
                             DeviceObject,
                             sizeof(CMBATT_DEVICE_EXTENSION),
                             &FdoDeviceObject);
    if (!NT_SUCCESS(Status))
    {
        if (CmBattDebug & 0xC)
            DbgPrint("CmBattAddBattery: error (0x%x) creating Fdo\n", Status);
        return Status;
    }

    /* Build the FDO extensio, check if we support trip points */
    FdoExtension = FdoDeviceObject->DeviceExtension;
    FdoExtension->FdoType = CmBattBattery;
    FdoExtension->Started = 0;
    FdoExtension->NotifySent = TRUE;
    InterlockedExchange(&FdoExtension->ArLockValue, 0);
    FdoExtension->TripPointValue = BATTERY_UNKNOWN_CAPACITY;
    FdoExtension->Tag = 0;
    FdoExtension->InterruptTime = KeQueryInterruptTime();
    FdoExtension->TripPointSet = CmBattSetTripPpoint(FdoExtension, 0) !=
                                 STATUS_OBJECT_NAME_NOT_FOUND;
       
    /* Setup the battery miniport information structure */
    RtlZeroMemory(&MiniportInfo, sizeof(MiniportInfo));
    MiniportInfo.Pdo = DeviceObject;
    MiniportInfo.MajorVersion = BATTERY_CLASS_MAJOR_VERSION;
    MiniportInfo.MinorVersion = BATTERY_CLASS_MINOR_VERSION;
    MiniportInfo.Context = FdoExtension;
    MiniportInfo.QueryTag = (PVOID)CmBattQueryTag;
    MiniportInfo.QueryInformation = (PVOID)CmBattQueryInformation;
    MiniportInfo.SetInformation = NULL;
    MiniportInfo.QueryStatus = (PVOID)CmBattQueryStatus;
    MiniportInfo.SetStatusNotify = (PVOID)CmBattSetStatusNotify;
    MiniportInfo.DisableStatusNotify = (PVOID)CmBattDisableStatusNotify;
    MiniportInfo.DeviceName = FdoExtension->DeviceName;
 
    /* Register with the class driver */
    Status = BatteryClassInitializeDevice(&MiniportInfo, &FdoExtension->ClassData);
    if (!NT_SUCCESS(Status))
    {
        IoDetachDevice(FdoExtension->AttachedDevice);
        CmBattDestroyFdo(FdoExtension->FdoDeviceObject);
        if (CmBattDebug & 0xC)
            DbgPrint("CmBattAddBattery: error (0x%x) registering with class\n", Status);
        return Status;
    }

    /* Register WMI */
    Status = CmBattWmiRegistration(FdoExtension);
    if (!NT_SUCCESS(Status))
    {
        if (CmBattDebug & 0xC)
            DbgPrint("CmBattAddBattery: Could not register as a WMI provider, status = %Lx\n", Status);
        return Status;
    }
    
    /* Register ACPI */
    Status = FdoExtension->AcpiInterface.RegisterForDeviceNotifications(FdoExtension->AcpiInterface.Context,
                                                                        (PVOID)CmBattNotifyHandler,
                                                                        FdoExtension);
    if (!NT_SUCCESS(Status))
    {
        CmBattWmiDeRegistration(FdoExtension);
        BatteryClassUnload(FdoExtension->ClassData);
        IoDetachDevice(FdoExtension->AttachedDevice);
        CmBattDestroyFdo(FdoExtension->FdoDeviceObject);
        if (CmBattDebug & 0xC)
            DbgPrint("CmBattAddBattery: Could not register for battery notify, status = %Lx\n", Status);
    }
    
    /* Return status */
    return Status;
}
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