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https://opencores.org/ocsvn/usb_fpga_1_11/usb_fpga_1_11/trunk
Subversion Repositories usb_fpga_1_11
[/] [usb_fpga_1_11/] [trunk/] [examples/] [usb-fpga-1.11/] [flashdemo/] [FlashDemo.java] - Rev 7
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/*! flashdemo -- demo for Flash memory access from firmware and host software for ZTEX USB-FPGA Module 1.11 Copyright (C) 2009-2011 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" + " -ue Upload Firmware to EEPROM\n" + " -re Reset EEPROM Firmware\n" + " -w Enable certain workarounds\n" + " -h This help" ); public ParameterException (String msg) { super( msg + "\n" + helpMsg ); } } // ***************************************************************************** // ******* Test0 *************************************************************** // ***************************************************************************** class FlashDemo extends Ztex1v1 { // ******* FlashDemo *********************************************************** // constructor public FlashDemo ( 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("-w") ) { workarounds = true; } else if ( args[i].equals("-h") ) { System.err.println(ParameterException.helpMsg); System.exit(0); } else if ( !args[i].equals("-re") && !args[i].equals("-ue") ) throw new ParameterException("Invalid Parameter: "+args[i]); } // create the main class FlashDemo ztex = new FlashDemo ( bus.device(devNum) ); ztex.certainWorkarounds = workarounds; // upload the firmware if necessary if ( force || ! ztex.valid() || ! ztex.dev().productString().equals("Flash demo for UFM 1.11") ) { System.out.println("Firmware upload time: " + ztex.uploadFirmware( "flashdemo.ihx", force ) + " ms"); } for (int i=0; i<args.length; i++ ) { if ( args[i].equals("-re") ) { ztex.eepromDisable(); } else if ( args[i].equals("-ue") ) { System.out.println("Firmware to EEPROM upload time: " + ztex.eepromUpload( "flashdemo.ihx", force ) + " ms"); } } // print some information System.out.println("Capabilities: " + ztex.capabilityInfo(", ")); System.out.println("Enabled: " + ztex.flashEnabled()); System.out.println("Size: " + ztex.flashSize()); byte[] buf = new byte[ztex.flashSectorSize()]; ztex.flashReadSector(0,buf); // read out the las sector; int sector = (buf[0] & 255) | ((buf[1] & 255) << 8) | ((buf[1] & 255) << 16) | ((buf[1] & 255) << 24); System.out.println("Last sector: "+sector); ztex.flashReadSector(sector,buf); // read out the string int i=0; while ( buf[i] != '\0'&& i < ztex.flashSectorSize() ) i++; System.out.println("The string: `" + new String(buf,0,i)+ "'"); } catch (Exception e) { System.out.println("Error: "+e.getLocalizedMessage() ); } } }
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