/**
* Stop the device
*
* @throws DriverException
*/
protected void stopDevice() throws DriverException {
final Device dev = getDevice();
if (acpiDevice != null) {
dev.getManager().unregister(acpiDevice);
}
dev.unregisterAPI(FirmwareAPI.class);
}
/**
* Start the device
*
* @throws DriverException
*/
protected void startDevice() throws DriverException {
final Device dev = getDevice();
// Find the ACPI info
try {
final ResourceManager rm;
rm = InitialNaming.lookup(ResourceManager.NAME);
info = findAcpiRSDTPTR(rm);
} catch (NameNotFoundException ex) {
throw new DriverException("Cannot find the resource manager");
} catch (ResourceNotFreeException ex) {
log.error("Cannot claim BIOS region", ex);
}
// Register out API
dev.registerAPI(FirmwareAPI.class, this);
// Start an ACPI device if we found the info for it.
if (info != null) {
log.info("Start ACPI device");
acpiDevice = new AcpiDevice(dev.getBus(), "acpi", info);
try {
dev.getManager().register(acpiDevice);
} catch (DeviceAlreadyRegisteredException ex) {
log.error("Cannot register ACPI device", ex);
}
}
}
/** @see org.jnode.driver.Driver#startDevice() */
protected void startDevice() throws DriverException {
final Device ideDev = getDevice();
// Register my api's
ideDev.registerAPI(SCSIHostControllerAPI.class, this);
// Create the ATAPI bus
this.atapiBus = new ATAPIBus(ideDev);
// Create the generic SCSI device, attached to the ATAPI bus
scsiDevice = new ATAPISCSIDevice(atapiBus, "_sg");
// Execute INQUIRY
try {
scsiDevice.inquiry();
} catch (SCSIException ex) {
throw new DriverException("Cannot INQUIRY device due to SCSIException", ex);
} catch (TimeoutException ex) {
throw new DriverException("Cannot INQUIRY device due to TimeoutException", ex);
} catch (InterruptedException ex) {
throw new DriverException("Interrupted while INQUIRY device", ex);
}
// Register the generic SCSI device.
try {
final DeviceManager dm = ideDev.getManager();
synchronized (dm) {
dm.rename(scsiDevice, "sg", true);
dm.register(scsiDevice);
dm.rename(ideDev, SCSIHostControllerAPI.DEVICE_PREFIX, true);
}
} catch (DeviceAlreadyRegisteredException ex) {
throw new DriverException(ex);
}
}
/** @see org.jnode.driver.Driver#stopDevice() */
protected void stopDevice() throws DriverException {
final Device ideDev = getDevice();
// Unregister the SCSI device
try {
ideDev.getManager().unregister(scsiDevice);
} finally {
scsiDevice = null;
atapiBus = null;
}
// Unregister my api's
ideDev.unregisterAPI(SCSIHostControllerAPI.class);
}