/*
* $Id$
*
* Copyright (C) 2003-2015 JNode.org
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; If not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.driver.video.vmware;
import java.io.PrintWriter;
import org.jnode.driver.Device;
import org.jnode.driver.DeviceException;
import org.jnode.driver.DeviceInfoAPI;
import org.jnode.driver.DriverException;
import org.jnode.driver.bus.pci.PCIDevice;
import org.jnode.driver.video.AbstractFrameBufferDriver;
import org.jnode.driver.video.AlreadyOpenException;
import org.jnode.driver.video.FrameBufferConfiguration;
import org.jnode.driver.video.HardwareCursorAPI;
import org.jnode.driver.video.NotOpenException;
import org.jnode.driver.video.Surface;
import org.jnode.driver.video.UnknownConfigurationException;
import org.jnode.system.resource.ResourceNotFreeException;
/**
* @author epr
*/
public class VMWareDriver extends AbstractFrameBufferDriver implements
VMWareConstants, DeviceInfoAPI {
private FrameBufferConfiguration currentConfig;
private VMWareCore kernel;
private FrameBufferConfiguration[] configs;
/**
* Create a new instance
*/
public VMWareDriver() {
}
/**
* @see org.jnode.driver.video.FrameBufferAPI#getConfigurations()
*/
public final FrameBufferConfiguration[] getConfigurations() {
return configs;
}
/**
* @see org.jnode.driver.video.FrameBufferAPI#getCurrentConfiguration()
*/
public final FrameBufferConfiguration getCurrentConfiguration() {
return currentConfig;
}
/**
* @see org.jnode.driver.video.FrameBufferAPI#open(org.jnode.driver.video.FrameBufferConfiguration)
*/
public synchronized Surface open(FrameBufferConfiguration config)
throws UnknownConfigurationException, AlreadyOpenException,
DeviceException {
for (int i = 0; i < configs.length; i++) {
if (config.equals(configs[i])) {
kernel.open(config);
this.currentConfig = config;
return kernel;
}
}
throw new UnknownConfigurationException();
}
/**
* @see org.jnode.driver.video.FrameBufferAPI#getCurrentSurface()
*/
public synchronized Surface getCurrentSurface() throws NotOpenException {
if (currentConfig != null) {
return kernel;
} else {
throw new NotOpenException();
}
}
/**
* @see org.jnode.driver.video.FrameBufferAPI#isOpen()
*/
public final synchronized boolean isOpen() {
return (currentConfig != null);
}
/**
* Notify of a close of the graphics object
*
* @param graphics
*/
final synchronized void close(VMWareCore graphics) {
this.currentConfig = null;
}
/**
* @see org.jnode.driver.Driver#startDevice()
*/
protected void startDevice() throws DriverException {
try {
kernel = new VMWareCore(this, (PCIDevice) getDevice());
configs = kernel.getConfigs();
} catch (ResourceNotFreeException ex) {
throw new DriverException(ex);
}
final Device dev = getDevice();
super.startDevice();
dev.registerAPI(HardwareCursorAPI.class, kernel);
dev.registerAPI(DeviceInfoAPI.class, this);
}
/**
* @see org.jnode.driver.Driver#stopDevice()
*/
protected void stopDevice() throws DriverException {
final Device dev = getDevice();
dev.unregisterAPI(HardwareCursorAPI.class);
if (currentConfig != null) {
kernel.close();
}
if (kernel != null) {
kernel.release();
kernel = null;
}
super.stopDevice();
}
@Override
public void showInfo(PrintWriter out) {
if (kernel != null) {
kernel.showInfo(out);
}
}
}