/*
* $Id$
*
* Copyright (C) 2003-2014 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.shell.command.driver.system.bus;
import java.io.IOException;
import java.io.PrintWriter;
import javax.naming.NameNotFoundException;
import org.jnode.driver.bus.smbus.SMBusControler;
import org.jnode.naming.InitialNaming;
import org.jnode.shell.AbstractCommand;
/**
* @author Francois-Frederic Ozog
*/
public class SMBusCommand extends AbstractCommand {
public SMBusCommand() {
super("Dump information about the SMBus");
}
public static void main(String[] args) throws Exception {
new SMBusCommand().execute(args);
}
@Override
public void execute() {
SMBusControler smbusctrl = null;
PrintWriter out = getOutput().getPrintWriter();
try {
smbusctrl = InitialNaming.lookup(SMBusControler.NAME);
} catch (NameNotFoundException ex) {
out.println("Could not find the SMBusControler: " + ex.getMessage());
exit(1);
}
for (byte i = 0; i < 8; i++) {
try {
// TODO - can someone explain why we are shifting and ORing? It looks like a bug to me.
byte res = smbusctrl.readByte((byte) (0xa0 | (i << 1)), (byte) 2);
out.println("DIMM " + i + " : type = " + Integer.toHexString(res));
} catch (IOException ex) {
out.println("DIMM " + i + " : not present");
}
}
}
}