/*!
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/*!
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memtest -- DDR SDRAM FIFO for testing memory on ZTEX USB-FPGA Module 1.11a
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memtest -- DDR SDRAM FIFO for testing memory on ZTEX USB-FPGA Module 1.11a
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Copyright (C) 2009-2011 ZTEX GmbH.
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Copyright (C) 2009-2014 ZTEX GmbH.
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http://www.ztex.de
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http://www.ztex.de
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License version 3 as
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it under the terms of the GNU General Public License version 3 as
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published by the Free Software Foundation.
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published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful, but
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, see http://www.gnu.org/licenses/.
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along with this program; if not, see http://www.gnu.org/licenses/.
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!*/
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!*/
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import java.io.*;
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import java.io.*;
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import java.util.*;
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import java.util.*;
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import ch.ntb.usb.*;
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import ch.ntb.usb.*;
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import ztex.*;
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import ztex.*;
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// *****************************************************************************
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// *****************************************************************************
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// ******* ParameterException **************************************************
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// ******* ParameterException **************************************************
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// *****************************************************************************
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// *****************************************************************************
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// Exception the prints a help message
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// Exception the prints a help message
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class ParameterException extends Exception {
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class ParameterException extends Exception {
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public final static String helpMsg = new String (
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public final static String helpMsg = new String (
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"Parameters:\n"+
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"Parameters:\n"+
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" -d <number> Device Number (default: 0)\n" +
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" -d <number> Device Number (default: 0)\n" +
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" -c Counter test pattern\n" +
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" -c Counter test pattern\n" +
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" -f Force uploads\n" +
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" -f Force uploads\n" +
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" -p Print bus info\n" +
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" -p Print bus info\n" +
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" -w Enable certain workarounds\n"+
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" -w Enable certain workarounds\n"+
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" -h This help" );
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" -h This help" );
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public ParameterException (String msg) {
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public ParameterException (String msg) {
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super( msg + "\n" + helpMsg );
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super( msg + "\n" + helpMsg );
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}
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}
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}
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}
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// *****************************************************************************
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// *****************************************************************************
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// ******* USBReader ***********************************************************
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// ******* USBReader ***********************************************************
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// *****************************************************************************
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// *****************************************************************************
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class UsbReader extends Thread {
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class UsbReader extends Thread {
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private final int bufNum = 8;
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private final int bufNum = 8;
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public final int bufSize = 512*1024;
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public final int bufSize = 512*1024;
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public byte[][] buf = new byte[bufNum][];
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public byte[][] buf = new byte[bufNum][];
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public int[] bufBytes = new int[bufNum];
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public int[] bufBytes = new int[bufNum];
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private int readCount = -1;
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private int readCount = -1;
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private int getCount = -1;
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private int getCount = -1;
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public boolean terminate = false;
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public boolean terminate = false;
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private Ztex1v1 ztex;
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private Ztex1v1 ztex;
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public UsbReader ( Ztex1v1 p_ztex ) {
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public UsbReader ( Ztex1v1 p_ztex ) {
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super ();
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super ();
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ztex = p_ztex;
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ztex = p_ztex;
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for (int i=0; i<bufNum; i++) {
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for (int i=0; i<bufNum; i++) {
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buf[i]=new byte[bufSize];
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buf[i]=new byte[bufSize];
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}
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}
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}
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}
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public int getBuffer () {
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public int getBuffer () {
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getCount += 1;
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getCount += 1;
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while (getCount >= readCount) {
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while (getCount >= readCount) {
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try {
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try {
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sleep(1);
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sleep(1);
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}
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}
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catch ( InterruptedException e) {
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catch ( InterruptedException e) {
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}
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}
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}
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}
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return getCount % bufNum;
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return getCount % bufNum;
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}
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}
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public void run() {
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public void run() {
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setPriority(MAX_PRIORITY);
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setPriority(MAX_PRIORITY);
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// claim interface 0
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// claim interface 0
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try {
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try {
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ztex.trySetConfiguration ( 1 );
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ztex.trySetConfiguration ( 1 );
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ztex.claimInterface ( 0 );
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ztex.claimInterface ( 0 );
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}
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}
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catch ( Exception e) {
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catch ( Exception e) {
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System.out.println("Error: "+e.getLocalizedMessage() );
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System.out.println("Error: "+e.getLocalizedMessage() );
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System.exit(2);
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System.exit(2);
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}
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}
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// reader loop
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// reader loop
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while ( !terminate ) {
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while ( !terminate ) {
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readCount += 1;
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readCount += 1;
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while ( readCount - bufNum >= getCount ) {
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while ( readCount - bufNum >= getCount ) {
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try {
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try {
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sleep(1);
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sleep(1);
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}
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}
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catch ( InterruptedException e) {
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catch ( InterruptedException e) {
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}
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}
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}
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}
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int i = readCount % bufNum;
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int i = readCount % bufNum;
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bufBytes[i] = LibusbJava.usb_bulk_read(ztex.handle(), 0x82, buf[i], bufSize, 1000);
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bufBytes[i] = LibusbJava.usb_bulk_read(ztex.handle(), 0x82, buf[i], bufSize, 1000);
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// System.out.println("Buffer " + i +": read " + bufBytes[i] + " bytes");
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// System.out.println("Buffer " + i +": read " + bufBytes[i] + " bytes");
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}
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}
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// release interface 0
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// release interface 0
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ztex.releaseInterface( 0 );
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ztex.releaseInterface( 0 );
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}
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}
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}
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}
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// *****************************************************************************
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// *****************************************************************************
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// ******* Test0 ***************************************************************
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// ******* Test0 ***************************************************************
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// *****************************************************************************
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// *****************************************************************************
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class MemTest extends Ztex1v1 {
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class MemTest extends Ztex1v1 {
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// ******* MemTest **************************************************************
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// ******* MemTest **************************************************************
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// constructor
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// constructor
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public MemTest ( ZtexDevice1 pDev ) throws UsbException {
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public MemTest ( ZtexDevice1 pDev ) throws UsbException {
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super ( pDev );
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super ( pDev );
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}
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}
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// ******* main ****************************************************************
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// ******* main ****************************************************************
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public static void main (String args[]) {
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public static void main (String args[]) {
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int devNum = 0;
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int devNum = 0;
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boolean force = false;
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boolean force = false;
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boolean workarounds = false;
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boolean workarounds = false;
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boolean genMode = true;
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boolean genMode = true;
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try {
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try {
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// init USB stuff
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// init USB stuff
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LibusbJava.usb_init();
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LibusbJava.usb_init();
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// scan the USB bus
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// scan the USB bus
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ZtexScanBus1 bus = new ZtexScanBus1( ZtexDevice1.ztexVendorId, ZtexDevice1.ztexProductId, true, false, 1);
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ZtexScanBus1 bus = new ZtexScanBus1( ZtexDevice1.ztexVendorId, ZtexDevice1.ztexProductId, true, false, 1);
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if ( bus.numberOfDevices() <= 0) {
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if ( bus.numberOfDevices() <= 0) {
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System.err.println("No devices found");
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System.err.println("No devices found");
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System.exit(0);
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System.exit(0);
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}
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}
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// scan the command line arguments
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// scan the command line arguments
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for (int i=0; i<args.length; i++ ) {
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for (int i=0; i<args.length; i++ ) {
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if ( args[i].equals("-d") ) {
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if ( args[i].equals("-d") ) {
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i++;
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i++;
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try {
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try {
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if (i>=args.length) throw new Exception();
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if (i>=args.length) throw new Exception();
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devNum = Integer.parseInt( args[i] );
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devNum = Integer.parseInt( args[i] );
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}
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}
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catch (Exception e) {
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catch (Exception e) {
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throw new ParameterException("Device number expected after -d");
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throw new ParameterException("Device number expected after -d");
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}
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}
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}
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}
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else if ( args[i].equals("-f") ) {
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else if ( args[i].equals("-f") ) {
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force = true;
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force = true;
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}
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}
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else if ( args[i].equals("-c") ) {
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else if ( args[i].equals("-c") ) {
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genMode = false;
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genMode = false;
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}
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}
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else if ( args[i].equals("-p") ) {
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else if ( args[i].equals("-p") ) {
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bus.printBus(System.out);
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bus.printBus(System.out);
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System.exit(0);
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System.exit(0);
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}
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}
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else if ( args[i].equals("-p") ) {
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else if ( args[i].equals("-p") ) {
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bus.printBus(System.out);
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bus.printBus(System.out);
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System.exit(0);
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System.exit(0);
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}
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}
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else if ( args[i].equals("-w") ) {
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else if ( args[i].equals("-w") ) {
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workarounds = true;
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workarounds = true;
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}
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}
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else if ( args[i].equals("-h") ) {
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else if ( args[i].equals("-h") ) {
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System.err.println(ParameterException.helpMsg);
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System.err.println(ParameterException.helpMsg);
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System.exit(0);
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System.exit(0);
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}
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}
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else throw new ParameterException("Invalid Parameter: "+args[i]);
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else throw new ParameterException("Invalid Parameter: "+args[i]);
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}
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}
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// create the main class
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// create the main class
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MemTest ztex = new MemTest ( bus.device(devNum) );
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MemTest ztex = new MemTest ( bus.device(devNum) );
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ztex.certainWorkarounds = workarounds;
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ztex.certainWorkarounds = workarounds;
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// upload the firmware if necessary
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// upload the firmware if necessary
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if ( force || ! ztex.valid() || ! ztex.dev().productString().equals("memtest example for UFM 1.11") ) {
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if ( force || ! ztex.valid() || ! ztex.dev().productString().equals("memtest example for UFM 1.11") ) {
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System.out.println("Firmware upload time: " + ztex.uploadFirmware( "memtest.ihx", force ) + " ms");
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System.out.println("Firmware upload time: " + ztex.uploadFirmware( "memtest.ihx", force ) + " ms");
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force = true;
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force = true;
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}
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}
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ztex.vendorCommand (0x60, "Set test pattern", (genMode ? 1 : 0), 0);
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ztex.vendorCommand (0x60, "Set test pattern", (genMode ? 1 : 0), 0);
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// upload the bitstream if necessary
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// upload the bitstream if necessary
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if ( force || ! ztex.getFpgaConfiguration() ) {
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if ( force || ! ztex.getFpgaConfiguration() ) {
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System.out.println("FPGA configuration time: " + ztex.configureFpga( "fpga/memtest.bit" , force ) + " ms");
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System.out.println("FPGA configuration time: " + ztex.configureFpga( "fpga/memtest.bit" , force ) + " ms");
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}
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}
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// read the traffic
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// read the traffic
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UsbReader reader = new UsbReader( ztex );
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UsbReader reader = new UsbReader( ztex );
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reader.start();
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reader.start();
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// test
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// test
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int vcurrent = -1;
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int vcurrent = -1;
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int prevErrors = 0;
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int prevErrors = 0;
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for (int i=0; i<1921; i++) {
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for (int i=0; i<1921; i++) {
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int j = reader.getBuffer();
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int j = reader.getBuffer();
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int bb = reader.bufBytes[j];
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int bb = reader.bufBytes[j];
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byte[] b = reader.buf[j];
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byte[] b = reader.buf[j];
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int current = vcurrent+1;
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int current = vcurrent+1;
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int lastwi = 1;
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int lastwi = 1;
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int aerrors = 0;
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int aerrors = 0;
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int ferrors = 0;
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int ferrors = 0;
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int errors = 0;
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int errors = 0;
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for (int k=1; k<bb; k+=2 ) {
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for (int k=1; k<bb; k+=2 ) {
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if ( (b[k] & 0x80) == 0 ) {
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if ( (b[k] & 0x80) == 0 ) {
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current = ((b[k] & 0x7f) << 8) | (b[k-1] & 0xff);
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current = ((b[k] & 0x7f) << 8) | (b[k-1] & 0xff);
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if ( lastwi == 0 ) {
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if ( lastwi == 0 ) {
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aerrors+=1;
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aerrors+=1;
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System.out.println("Alignment error: 0 at " + i + ":" + (k-1) );
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System.out.println("Alignment error: 0 at " + i + ":" + (k-1) );
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}
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}
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lastwi = 0;
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lastwi = 0;
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}
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}
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else {
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else {
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current |= ((b[k] & 0x7f) << 23) | ((b[k-1] & 0xff) << 15);
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current |= ((b[k] & 0x7f) << 23) | ((b[k-1] & 0xff) << 15);
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if ( genMode ) {
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if ( genMode ) {
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if ( (vcurrent & 1) == 1)
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if ( (vcurrent & 1) == 1)
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vcurrent = (vcurrent >> 1) | (1 << 29);
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vcurrent = (vcurrent >> 1) | (1 << 29);
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else
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else
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vcurrent = (vcurrent >> 1);
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vcurrent = (vcurrent >> 1);
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}
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}
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else {
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else {
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vcurrent += 1;
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vcurrent += 1;
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}
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}
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if ( lastwi == 1 ) {
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if ( lastwi == 1 ) {
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aerrors+=1;
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aerrors+=1;
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System.out.println("Alignment error: 1 at " + i + ":" + (k-1) );
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System.out.println("Alignment error: 1 at " + i + ":" + (k-1) );
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}
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}
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else if ( vcurrent != current ) {
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else if ( vcurrent != current ) {
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if ( (i != 0) && ( k != 3) ) {
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if ( (i != 0) && ( k != 3) ) {
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System.out.println("Error: 0b" + Integer.toBinaryString(vcurrent) + " expected at " + i + ":" + (k-3) + " but " );
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System.out.println("Error: 0b" + Integer.toBinaryString(vcurrent) + " expected at " + i + ":" + (k-3) + " but " );
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System.out.println(" 0b" + Integer.toBinaryString(current) + " found");
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System.out.println(" 0b" + Integer.toBinaryString(current) + " found");
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errors+=1;
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errors+=1;
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prevErrors+=1;
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prevErrors+=1;
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}
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}
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vcurrent = current;
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vcurrent = current;
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}
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}
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else {
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else {
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// if ( prevErrors > 0 ) System.out.println(" 0b" + Integer.toBinaryString(current) );
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// if ( prevErrors > 0 ) System.out.println(" 0b" + Integer.toBinaryString(current) );
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if ( prevErrors == 1 )
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if ( prevErrors == 1 )
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ferrors +=1;
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ferrors +=1;
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prevErrors = 0;
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prevErrors = 0;
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}
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}
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lastwi = 1;
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lastwi = 1;
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// System.out.println(current);
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// System.out.println(current);
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}
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}
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// System.out.println( (((b[k] & 0x7f) << 8) | (b[k-1] & 0xff)) + " " + Integer.toBinaryString(b[k] & 255) + " " + Integer.toBinaryString(b[k-1] & 255));
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// System.out.println( (((b[k] & 0x7f) << 8) | (b[k-1] & 0xff)) + " " + Integer.toBinaryString(b[k] & 255) + " " + Integer.toBinaryString(b[k-1] & 255));
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}
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}
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System.out.print("Buffer " + i + ": " + (errors-ferrors) + " errors, " + ferrors + " FIFO errors, " + aerrors + " alignment errors \r");
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System.out.print("Buffer " + i + ": " + (errors-ferrors) + " errors, " + ferrors + " FIFO errors, " + aerrors + " alignment errors \r");
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if ( errors != 0 | aerrors != 0 ) System.out.println();
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if ( errors != 0 | aerrors != 0 ) System.out.println();
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}
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}
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System.out.println();
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System.out.println();
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// stop the reader
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// stop the reader
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reader.terminate=true;
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reader.terminate=true;
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}
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}
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catch (Exception e) {
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catch (Exception e) {
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System.out.println("Error: "+e.getLocalizedMessage() );
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System.out.println("Error: "+e.getLocalizedMessage() );
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}
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}
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}
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}
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}
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}
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