Subversion Repositories usb_fpga_2_13

/*!

   nvmtest -- ATxmega non volatile memory test on ZTEX USB-FPGA Modules 1.2 plus Experimental Board 1.10

   Copyright (C) 2009-2014 ZTEX GmbH.

   http://www.ztex.de

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License version 3 as

   published by the Free Software Foundation.

   This program 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

   General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, see http://www.gnu.org/licenses/.

!*/

import java.io.*;

import java.util.*;

import ch.ntb.usb.*;

import ztex.*;

// *****************************************************************************

// ******* ParameterException **************************************************

// *****************************************************************************

// Exception the prints a help message

class ParameterException extends Exception {

    public final static String helpMsg = new String (

                "Parameters:\n"+

                "    -d <number>       Device Number (default: 0)\n" +

                "    -f                Force uploads\n" +

                "    -p                Print bus info\n" +

                "    -w                Enable certain workarounds\n"+

                "    -h                This help" );

    public ParameterException (String msg) {

        super( msg + "\n" + helpMsg );

    }

}

// *****************************************************************************

// ******* NVMTest *************************************************************

// *****************************************************************************

class NVMTest extends Ztex1v1 {

// ******* NVMTest *************************************************************

// constructor

    public NVMTest ( ZtexDevice1 pDev ) throws UsbException {

        super ( pDev );

    }

// ******* main ****************************************************************

    public static void main (String args[]) {

        int devNum = 0;

        boolean force = false;

        boolean workarounds = false;

        try {

// init USB stuff

            LibusbJava.usb_init();

// scan the USB bus

            ZtexScanBus1 bus = new ZtexScanBus1( ZtexDevice1.ztexVendorId, ZtexDevice1.ztexProductId, true, false, 1);

            if ( bus.numberOfDevices() <= 0) {

                System.err.println("No devices found");

                System.exit(0);

            }

// scan the command line arguments

            for (int i=0; i<args.length; i++ ) {

                if ( args[i].equals("-d") ) {

                    i++;

                    try {

                        if (i>=args.length) throw new Exception();

                        devNum = Integer.parseInt( args[i] );

                    }

                    catch (Exception e) {

                        throw new ParameterException("Device number expected after -d");

                    }

                }

                else if ( args[i].equals("-f") ) {

                    force = true;

                }

                else if ( args[i].equals("-p") ) {

                    bus.printBus(System.out);

                    System.exit(0);

                }

                else if ( args[i].equals("-p") ) {

                    bus.printBus(System.out);

                    System.exit(0);

                }

                else if ( args[i].equals("-w") ) {

                    workarounds = true;

                }

                else if ( args[i].equals("-h") ) {

                        System.err.println(ParameterException.helpMsg);

                        System.exit(0);

                }

                else throw new ParameterException("Invalid Parameter: "+args[i]);

            }

// create the main class            

            NVMTest ztex = new NVMTest ( bus.device(devNum) );

            ztex.certainWorkarounds = workarounds;

// upload the firmware if necessary

            if ( force || ! ztex.valid() || ! ztex.dev().productString().equals("nvmtest for EXP-1.10")  ) {

                System.out.println("Firmware upload time: " + ztex.uploadFirmware( "nvmtest.ihx", force ) + " ms");

            }

// check for Experimental Bord 1.10

            if ( ! ztex.xmegaEnabled() )

                throw new Exception("Experimental Board 1.10 required");

// print out some memory information

            System.out.println("Flash size: " + ztex.xmegaFlashPages()*ztex.xmegaFlashPageSize() + "   EEPROM size: " + ztex.xmegaEepromPages()*ztex.xmegaEepromPageSize() + "   Error code: " + ztex.xmegaEC );

// read out device ID from production signature row

            byte buf[] = new byte[ztex.xmegaFlashPageSize()];

            ztex.xmegaNvmRead ( 0x01000090, buf, 4 );

            System.out.println( "Device ID: " + Integer.toHexString(buf[0] & 255) + " " + Integer.toHexString(buf[1] & 255) + " " + Integer.toHexString(buf[2] & 255));

// test ATxmega Flash by reading / writing random data

            // generate + write date

            Random random = new Random();

            for (int i=0; i<ztex.xmegaFlashPageSize(); i++ )

                buf[i] = (byte) random.nextInt();

            ztex.xmegaFlashPageWrite ( ztex.xmegaFlashPages()*ztex.xmegaFlashPageSize()-1024, buf );

            // read + verify data

            byte buf2[] = new byte[ztex.xmegaFlashPageSize()];

            ztex.xmegaFlashRead ( ztex.xmegaFlashPages()*ztex.xmegaFlashPageSize()-1024, buf2, ztex.xmegaFlashPageSize());

            int j = 0;

            for (int i=0; i<ztex.xmegaFlashPageSize(); i++ ) {

                if ( buf[i] != buf2[i] ) {

                    if ( j<10 )

                        System.out.println("Error at " + i +": " + (buf[i] & 255) + " != " + (buf2[i] & 255));

                    j+=1;

                }

            }

            System.out.println(j + " Flash Errors");

// test ATxmega EEPROM by reading / writing random data

            // generate + write date

            random = new Random();

            for (int i=0; i<ztex.xmegaEepromPageSize(); i++ )

                buf[i] = (byte) random.nextInt();

            ztex.xmegaEepromPageWrite ( ztex.xmegaEepromPages()*ztex.xmegaEepromPageSize()-64, buf );

            // read + verify data

            ztex.xmegaEepromRead ( ztex.xmegaEepromPages()*ztex.xmegaEepromPageSize()-64, buf2, ztex.xmegaEepromPageSize());

            j = 0;

            for (int i=0; i<ztex.xmegaEepromPageSize(); i++ ) {

                if ( buf[i] != buf2[i] ) {

                    if ( j<10 )

                        System.out.println("Error at " + i +": " + (buf[i] & 255) + " != " + (buf2[i] & 255));

                    j+=1;

                }

            }

            System.out.println(j + " EEPROM Errors");

// test fuse by reading / writing JTAGUID

            // read old JTAGUID

            int i = ztex.xmegaFuseRead ( 0 );

            System.out.print( "JTAGUID: 0x" + Integer.toHexString(i & 255) );

            // write + read new JTAGUID

            ztex.xmegaFuseWrite ( 0, 0x56 );

            System.out.print( " -> 0x"  + Integer.toHexString(ztex.xmegaFuseRead ( 0 ) ) );

            // write + read old JTAGUID

            ztex.xmegaFuseWrite ( 0, i );

            System.out.println( " -> 0x"  + Integer.toHexString(ztex.xmegaFuseRead ( 0 ) ) );

        }

        catch (Exception e) {

            System.out.println("Error: "+e.getLocalizedMessage() );

        }

   }

}