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[/] [usb_fpga_2_04/] [trunk/] [java/] [ztex/] [Ztex1v1.java] - Rev 2
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/*! Java host software API of ZTEX SDK 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/. !*/ /* Functions for USB devices with ZTEX descriptor 1, Interface 1 Interface capabilities and vendor requests (VR) / commands (VC): 0.0 : EEPROM support VR 0x38 : read from EEPROM Returns: EEPROM data VC 0x39 : write to EEPROM VR 0x3a : EEPROM state Returns: Offs Description 0-1 bytes written 2 checksum 3 0:idle, 1:busy or error 0.1 : FPGA Configuration VR 0x30 : get FPGA state Returns: Offs Description 0 1: unconfigured, 0:configured 1 checksum 2-5 transferred bytes 6 INIT_B state 7 Flash configuration result 8 Flash bitstream bit order (1=swapped) VC 0x31 : reset FPGA VC 0x32 : send FPGA configuration data (Bitstream) 0.2 : Flash memory support VR 0x40 : read Flash state Returns: Offs Description 0 1:enabled, 0:disabled 1-2 Sector size <sector size> = MSB==0 : flash_sector_size and 0x7fff ? 1<<(flash_sector_size and 0x7fff) 3-6 Number of sectors 7 Error code VR 0x41 : read from Flash VC 0x42 : write to Flash 0.3 : Debug helper support VR 0x28 : read debug data Returns: Offs Description 0-1 number of messages 2 stack size in messages 3 message size in bytes >=4 message stack 0.4 : XMEGA support VR 0x48 : read XMEGA status information Returns: Offs Description 0 error code 1-2 Flash size in pages 3-4 EEPROM size in pages 5 Flash page size as power of two (e.g. 9 means 512 bytes) 6 EEPROM page size as power of two VC 0x49 : reset XMEGA VR 0x4A,0x4B,0x4C,0x4D : read XMEGA NVM using PDI address space / relative to Flash address base / EEPROM address base / Fuse address base VC 0x4B,0x4C : write exactly one Flash / EEPROM page VC 0x4D : write Fuse 0.5 : High speed FPGA configuration support VR 0x33 : Return Endpoint settings Returns: Offs Description 0 Endpoint number 1 Interface number VC 0x34 : Start high speed FPGA configuration VC 0x35 : Finish high speed FPGA configuration 0.6 : MAC EEPROM support VR 0x3B : read from MAC EEPROM Returns: MAC EEPROM data VC 0x3C : write to MAC EEPROM VR 0x3D : MAC EEPROM state Returns: Offs Description 0 0:idle, 1:busy or error 0.7 : Multi-FPGA support VR 0x50 : Return multi-FPGA information Returns: Offs Description 0 Number of FPGA's - 1 1 Selected FPGA - 1 2 Parallel configuration support (0:no, 1:yes) VC 0x51 : set CS Parameters: index: Select command 0 : select single FPGA 1 : select all FPGA's for configuration value: FPGA to select - 1 1.0 : Temperature sensor VR 0x58 : Return temperature data Returns: Offs Description 0 Protocol number 1..n Data */ package ztex; import java.io.*; import java.util.*; import ch.ntb.usb.*; /** * This class implements the communication protocol of the interface version 1 for the interaction with the ZTEX firmware. * <p> * The features supported by this interface can be accessed via vendor commands and vendor requests via Endpoint 0. * Each feature can be enabled or disabled by the firmware and also depends from the hardware. * The presence of a feature is indicated by a 1 in the corresponding feature bit of the ZTEX descriptor 1, see {@link ZtexDevice1}. * The following table gives an overview about the features * <table bgcolor="#404040" cellspacing=1 cellpadding=10> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Capability bit</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.0</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * EEPROM support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x38</td> * <td bgcolor="#ffffff" valign="top">Read from EEPROM</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VC 0x39</td> * <td bgcolor="#ffffff" valign="top">Write to EEPROM</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x3a</td> * <td bgcolor="#ffffff" valign="top">Get EEPROM state. Returns: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0-1</td> * <td bgcolor="#ffffff" valign="top">Number of bytes written.</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">2</td> * <td bgcolor="#ffffff" valign="top">Checksum</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">3</td> * <td bgcolor="#ffffff" valign="top">0:idle, 1:busy or error</td> * </tr> * </table> * </td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.1</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * FPGA Configuration<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x30</td> * <td bgcolor="#ffffff" valign="top">Get FPGA state. Returns: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0</td> * <td bgcolor="#ffffff" valign="top">1: unconfigured, 0:configured</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">1</td> * <td bgcolor="#ffffff" valign="top">Checksum</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">2-5</td> * <td bgcolor="#ffffff" valign="top">Number of bytes transferred.</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">6</td> * <td bgcolor="#ffffff" valign="top">INIT_B states.</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">7</td> * <td bgcolor="#ffffff" valign="top">Flash configuration result.</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">8</td> * <td bgcolor="#ffffff" valign="top">Flash Bitstreambit order (1=swapped).</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VC 0x31</td> * <td bgcolor="#ffffff" valign="top">Reset FPGA</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x32</td> * <td bgcolor="#ffffff" valign="top">Send Bitstream</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.2</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * Flash memory support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x40</td> * <td bgcolor="#ffffff" valign="top">Get Flash state. Returns: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0</td> * <td bgcolor="#ffffff" valign="top">1:enabled, 0:disabled</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">1-2</td> * <td bgcolor="#ffffff" valign="top">Sector size</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">3-6</td> * <td bgcolor="#ffffff" valign="top">Number of sectors</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">7</td> * <td bgcolor="#ffffff" valign="top">Error code</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x41</td> * <td bgcolor="#ffffff" valign="top">Read one sector from Flash</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VC 0x42</td> * <td bgcolor="#ffffff" valign="top">Write one sector to Flash</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.3</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * Debug helper support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x28</td> * <td bgcolor="#ffffff" valign="top">Get debug data. Returns: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0-1</td> * <td bgcolor="#ffffff" valign="top">Number of the last message</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">2</td> * <td bgcolor="#ffffff" valign="top">Stack size in messages</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">3</td> * <td bgcolor="#ffffff" valign="top">Message size in bytes</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">≥4</td> * <td bgcolor="#ffffff" valign="top">Message stack</td> * </tr> * </table> * </td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.4</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * XMEGA support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x48</td> * <td bgcolor="#ffffff" valign="top">Read XMEGA status information. Returns: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0</td> * <td bgcolor="#ffffff" valign="top">Error code</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">1-2</td> * <td bgcolor="#ffffff" valign="top">Flash size in pages</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">3-4</td> * <td bgcolor="#ffffff" valign="top">EEPROM sie in pages</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">5</td> * <td bgcolor="#ffffff" valign="top">Flash page size as power of two (e.g. 9 means 512 bytes)</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">6</td> * <td bgcolor="#ffffff" valign="top">EEPROM page size as power of two</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VC 0x49</td> * <td bgcolor="#ffffff" valign="top">Reset XMEGA</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VRs 0x4A, 0x4B, 0x4C, 0x4D</td> * <td bgcolor="#ffffff" valign="top">Read XMEGA NVM using PDI address space / relative to Flash address base / EEPROM address base / Fuse address base</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VCs 0x4B, 0x4C</td> * <td bgcolor="#ffffff" valign="top">Write exactly one Flash / EEPROM page</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VCs 0x4D</td> * <td bgcolor="#ffffff" valign="top">Write Fuse</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.5</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * High speed FPGA configuration support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x33</td> * <td bgcolor="#ffffff" valign="top">Read Endpoint settings. Returns: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0</td> * <td bgcolor="#ffffff" valign="top">Endpoint number</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">1</td> * <td bgcolor="#ffffff" valign="top">Interface number</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x34</td> * <td bgcolor="#ffffff" valign="top">Start FPGA configuration</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VC 0x35</td> * <td bgcolor="#ffffff" valign="top">Finish FPGA configuration</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.6</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * MAC EEPROM support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x3B</td> * <td bgcolor="#ffffff" valign="top">Read from MAC EEPROM</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VC 0x3C</td> * <td bgcolor="#ffffff" valign="top">Write to MAC EEPROM</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x3D</td> * <td bgcolor="#ffffff" valign="top">Get MAC EEPROM state. Returns: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0</td> * <td bgcolor="#ffffff" valign="top">0:idle, 1:busy or error</td> * </tr> * </table> * </td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0.7</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * Multi-FPGA support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x50</td> * <td bgcolor="#ffffff" valign="top">Return multi-FPGA information: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0</td> * <td bgcolor="#ffffff" valign="top">Number of FPGA's - 1</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">1</td> * <td bgcolor="#ffffff" valign="top">Selected FPGA - 1</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">2</td> * <td bgcolor="#ffffff" valign="top">Parallel configuration support (0:no, 1:yes)</td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VC 0x51</td> * <td bgcolor="#ffffff" valign="top">Parameters: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Parameter</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">index</td> * <td bgcolor="#ffffff" valign="top">Select command<br> 0: Select single FPGA <br> 1: Select all FPGA's for configuration</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">value</td> * <td bgcolor="#ffffff" valign="top">FPGA to select - 1</td> * </tr> * </table> * </td> * </tr> * </table> * </td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">1.0</td> * <td bgcolor="#ffffff" valign="top" colspan=2> * Temperature sensor support<p> * <table bgcolor="#404040" cellspacing=1 cellpadding=6> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Vendor request (VR)<br> or command (VC)</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">VR 0x58</td> * <td bgcolor="#ffffff" valign="top">Return temperature data: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0</td> * <td bgcolor="#ffffff" valign="top">Protocol</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">1..n</td> * <td bgcolor="#ffffff" valign="top">Data</td> * </tr> * </table> * </td> * </tr> * </table> * </td> * </tr> * </table> * @see ZtexDevice1 * @see Ztex1 */ public class Ztex1v1 extends Ztex1 { /** * Capability index for EEPROM support. */ public static final int CAPABILITY_EEPROM = 0; /** * Capability index for FPGA configuration support. */ public static final int CAPABILITY_FPGA = 1; /** * Capability index for FLASH memory support. */ public static final int CAPABILITY_FLASH = 2; /** * Capability index for DEBUG helper support. */ public static final int CAPABILITY_DEBUG = 3; /** * Capability index for AVR XMEGA support. */ public static final int CAPABILITY_XMEGA = 4; /** * Capability index for AVR XMEGA support. */ public static final int CAPABILITY_HS_FPGA = 5; /** * Capability index for AVR XMEGA support. */ public static final int CAPABILITY_MAC_EEPROM = 6; /** * Capability index for multi FPGA support */ public static final int CAPABILITY_MULTI_FPGA = 7; /** * Capability index for Temperature sensor support */ public static final int CAPABILITY_TEMP_SENSOR = 9; /** * The names of the capabilities */ public static final String capabilityStrings[] = { "EEPROM read/write" , "FPGA configuration" , "Flash memory support", "Debug helper", "XMEGA support", "High speed FPGA configuration", "MAC EEPROM read/write", "Multi FPGA support", "Temperature Sensor support" , }; /** * Enables extra FPGA configuration checks. Certain Bistream settings may cause false warnings. */ public boolean enableExtraFpgaConfigurationChecks = false; private boolean fpgaConfigured = false; private int fpgaChecksum = 0; private int fpgaBytes = 0; private int fpgaInitB = 0; private int fpgaFlashResult = 255; private boolean fpgaFlashBitSwap = false; /** * Number of bytes written to EEPROM. (Obtained by {@link #eepromState()}.) */ public int eepromBytes = 0; /** * Checksum of the last EEPROM transfer. (Obtained by {@link #eepromState()}.) */ public int eepromChecksum = 0; private int flashEnabled = -1; private int flashSectorSize = -1; private int flashSectors = -1; /** * Last Flash error code obtained by {@link #flashState()}. See FLASH_EC_* for possible error codes. */ public int flashEC = 0; /** * Means no error. */ public static final int FLASH_EC_NO_ERROR = 0; /** * Signals an error while attempting to execute a command. */ public static final int FLASH_EC_CMD_ERROR = 1; /** * Signals that a timeout occurred. */ public static final int FLASH_EC_TIMEOUT = 2; /** * Signals that Flash memory it busy. */ public static final int FLASH_EC_BUSY = 3; /** * Signals that another Flash operation is pending. */ public static final int FLASH_EC_PENDING = 4; /** * Signals an error while attempting to read from Flash. */ public static final int FLASH_EC_READ_ERROR = 5; /** * Signals an error while attempting to write to Flash. */ public static final int FLASH_EC_WRITE_ERROR = 6; /** * Signals the the installed Flash memory is not supported. */ public static final int FLASH_EC_NOTSUPPORTED = 7; private int debugStackSize = -1; private int debugMsgSize = -1; private int debugLastMsg = 0; /** * Is set by {@link #debugReadMessages(boolean,byte[])} and contains the number of new messages. */ public int debugNewMessages = 0; private int xmegaFlashPages = -1; private int xmegaEepromPages = -1; private int xmegaFlashPageSize; private int xmegaEepromPageSize; /** * Last ATxmega error code obtained by {@link #xmegaState()}. See XMEGA_EC_* for possible error codes. */ public int xmegaEC = 0; /** * Means no error. */ public static final int XMEGA_EC_NO_ERROR = 0; /** * Signals a PDI read error. */ public static final int XMEGA_EC_PDI_READ_ERROR = 1; /** * Signals that an NVM timeout occurred. */ public static final int XMEGA_EC_NVM_TIMEOUT = 2; /** * Signals that the ATxmega controller is not supported. */ public static final int XMEGA_EC_INVALID_DEVICE = 3; /** * Signals an address error (invalid address or wrong page size). */ public static final int XMEGA_EC_ADDRESS_ERROR = 4; /** * Signals that the NVM is busy. */ public static final int XMEGA_EC_NVM_BUSY = 5; private int numberOfFpgas = -1; private int selectedFpga = -1; private boolean parallelConfigSupport = false; private long lastTempSensorReadTime = 0; private byte[] tempSensorBuf = new byte[9]; /** * smallest temperature sensor update interval in ms */ public int tempSensorUpdateInterval = 100; /** * The configuration data structure * is initialized if this kind of data is present in MAC EEPROM. * In this case MAC EEPROM writes to addresses 0 to 79 are disabled, see {@link #macEepromWrite(int,byte[],int)}. * In order to override this behavior set this variable to null. * If no configuration data is present {@link #config} is null. */ public ConfigData config; // ******* Ztex1v1 ************************************************************* /** * Constructs an instance from a given device. * @param pDev The given device. * @throws UsbException if an communication error occurred. */ public Ztex1v1 ( ZtexDevice1 pDev ) throws UsbException { super ( pDev ); } // ******* init **************************************************************** /** * Initializates the class. * @throws UsbException if an communication error occurred. */ protected void init () throws UsbException { super.init(); config = new ConfigData (); try { if ( ! config.connect( this ) ) config = null; } catch ( Exception e ) { config = null; } } // ******* valid *************************************************************** /** * Returns true if ZTEX interface 1 is available. * @return true if ZTEX interface 1 is available. */ public boolean valid ( ) { return dev().valid() && dev().interfaceVersion()==1; } /** * Returns true if ZTEX interface 1 and capability i.j are available. * @param i byte index of the capability * @param j bit index of the capability * @return true if ZTEX interface 1 and capability i.j are available. */ public boolean valid ( int i, int j) { return dev().valid() && dev().interfaceVersion()==1 && dev().interfaceCapabilities(i,j); } // ******* compatible ********************************************************** /** * Checks whether the given product ID is compatible to the device corresponding to this class and whether interface 1 is supported.<br> * The given product ID is compatible * <pre>if ( this.productId(0)==0 || productId0<=0 || this.productId(0)==productId0 ) && ( this.productId(0)==0 || productId1<=0 || this.productId(1)==productId1 ) && ( this.productId(2)==0 || productId2<=0 || this.productId(2)==productId2 ) && ( this.productId(3)==0 || productId3<=0 || this.productId(3)==productId3 ) </pre> * @param productId0 Byte 0 of the given product ID * @param productId1 Byte 1 of the given product ID * @param productId2 Byte 2 of the given product ID * @param productId3 Byte 3 of the given product ID * @return true if the given product ID is compatible and interface 1 is supported. */ public boolean compatible ( int productId0, int productId1, int productId2, int productId3 ) { return dev().valid() && dev().compatible ( productId0, productId1, productId2, productId3 ) && dev().interfaceVersion()==1; } // ******* checkValid ********************************************************** /** * Checks whether ZTEX descriptor 1 is available and interface 1 is supported. * @throws InvalidFirmwareException if ZTEX descriptor 1 is not available or interface 1 is not supported. */ public void checkValid () throws InvalidFirmwareException { super.checkValid(); if ( dev().interfaceVersion() != 1 ) throw new InvalidFirmwareException(this, "Wrong interface: " + dev().interfaceVersion() + ", expected: 1" ); } // ******* checkCapability ***************************************************** /** * Checks whether ZTEX descriptor 1 is available and interface 1 and a given capability are supported. * @param i byte index of the capability * @param j bit index of the capability * @throws InvalidFirmwareException if ZTEX descriptor 1 is not available or interface 1 is not supported. * @throws CapabilityException if the given capability is not supported. */ public void checkCapability ( int i, int j ) throws InvalidFirmwareException, CapabilityException { checkValid(); if ( ! dev().interfaceCapabilities(i,j) ) { int k = i*8 + j; if ( k>=0 && k<capabilityStrings.length ) throw new CapabilityException( this, ( k>=0 && k<=capabilityStrings.length ) ? capabilityStrings[k] : ("Capabilty " + i + "," + j) ); } } /** * Checks whether ZTEX descriptor 1 is available and interface 1 and a given capability are supported. * @param i capability index (0..47) * @throws InvalidFirmwareException if ZTEX descriptor 1 is not available or interface 1 is not supported. * @throws CapabilityException if the given capability is not supported. */ public void checkCapability ( int i ) throws InvalidFirmwareException, CapabilityException { checkCapability(i/8, i%8); } // ******* InterfaceCapabilities *********************************************** /** * Returns interface capability bit. * @return interface capability bit. * @param i capability index (0..47) */ public boolean InterfaceCapabilities ( int i ) { return dev().interfaceCapabilities(i/8, i%8); } // ******* checkCompatible ***************************************************** /** * Checks whether the given product ID is compatible to the device corresponding to this class and whether interface 1 is supported. * See {@link #compatible(int,int,int,int)}. * @param productId0 Byte 0 of the given product ID * @param productId1 Byte 1 of the given product ID * @param productId2 Byte 2 of the given product ID * @param productId3 Byte 3 of the given product ID * @throws InvalidFirmwareException if the given product ID is not compatible or interface 1 is not supported. */ public void checkCompatible ( int productId0, int productId1, int productId2, int productId3 ) throws InvalidFirmwareException { checkValid(); if ( ! dev().compatible ( productId0, productId1, productId2, productId3 ) ) throw new InvalidFirmwareException(this, "Incompatible Product ID"); } // ******* getFpgaState ******************************************************** private void getFpgaState () throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buffer = new byte[9]; checkCapability(CAPABILITY_FPGA); vendorRequest2(0x30, "getFpgaState", buffer, 9); fpgaConfigured = buffer[0] == 0; fpgaChecksum = buffer[1] & 0xff; fpgaBytes = ((buffer[5] & 0xff)<<24) | ((buffer[4] & 0xff)<<16) | ((buffer[3] & 0xff)<<8) | (buffer[2] & 0xff); fpgaInitB = buffer[6] & 0xff; fpgaFlashResult = buffer[7]; fpgaFlashBitSwap = buffer[8] != 0; } // ******* printFpgaState ****************************************************** /** * Prints out the FPGA state. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public void printFpgaState () throws UsbException, InvalidFirmwareException, CapabilityException { final String flashResultStr[] = { "Configuration successful", "FPGA already configured", "Flash error", "No bitstream found", "Configuration error" }; getFpgaState(); System.out.println( "size=" + fpgaBytes + "; checksum=" + fpgaChecksum + "; INIT_B_HIST=" + fpgaInitB +"; flash_configuration_result=" + fpgaFlashResult + (fpgaFlashResult>=0 && fpgaFlashResult<flashResultStr.length ? " ("+flashResultStr[fpgaFlashResult]+")" : "" ) ); } // ******* getFpgaConfiguration ************************************************ /** * Returns true if the FPGA is configured. * @return true if the FPGA is configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public boolean getFpgaConfiguration () throws UsbException, InvalidFirmwareException, CapabilityException { getFpgaState (); return fpgaConfigured; } // ******* getFpgaConfigurationStr ********************************************* /** * Returns a string that indicates the FPGA configuration status. * @return a string that indicates the FPGA configuration status. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public String getFpgaConfigurationStr () throws UsbException, InvalidFirmwareException, CapabilityException { getFpgaState (); return fpgaConfigured ? "FPGA configured" : "FPGA unconfigured"; } // ******* resetFGPA *********************************************************** /** * Resets the FPGA. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public void resetFpga () throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_FPGA); vendorCommand(0x31, "resetFpga" ); } // ******* detectBitstreamBitOrder ********************************************* private int detectBitstreamBitOrder ( byte[] buf ) { for ( int i=0; i<buf.length-3; i++ ) { if ( ((buf[i] & 255)==0xaa) && ((buf[i+1] & 255)==0x99) && ((buf[i+2] & 255)==0x55) && ((buf[i+3] & 255)==0x66) ) return 1; if ( ((buf[i] & 255)==0x55) && ((buf[i+1] & 255)==0x99) && ((buf[i+2] & 255)==0xaa) && ((buf[i+3] & 255)==0x66) ) return 0; } System.err.println("Warning: Unable to determine bitstream bit order: no signature found"); return 0; } // ******* detectBitstreamStart ************************************************ private int detectBitstreamStart ( byte[] buf ) { int l=0; for ( int i=0; i<buf.length-3; i++ ) { if ( (l>=4) && ((buf[i+1] & 255)==0x99) && ((buf[i+3] & 255)==0x66) ) { if ( ((buf[i] & 255)==0xaa) && ((buf[i+2] & 255)==0x55) ) return i-l; if ( ((buf[i] & 255)==0x55) && ((buf[i+2] & 255)==0xaa) ) return i-l; } l = buf[i]==-1 ? l+1 : 0; } System.err.println("Warning: Unable to determine start of raw bitstream"); return 0; } // ******* swapBits ************************************************************ private void swapBits ( byte[][] buf, int size ) { int j=0, k=0; for (int i=0; i<size; i++ ) { while ( k >= buf[j].length ) { j++; k=0; } byte b = buf[j][k]; buf[j][k] = (byte) ( ((b & 128) >> 7) | ((b & 64) >> 5) | ((b & 32) >> 3) | ((b & 16) >> 1) | ((b & 8) << 1) | ((b & 4) << 3) | ((b & 2) << 5) | ((b & 1) << 7) ); k++; } } // ******* configureFpgaLS ***************************************************** // returns configuration time in ms /** * Upload a Bitstream to the FPGA using low speed mode. * @param inputStream for reading the Bitstream. * @param force If set to true existing configurations will be overwritten. (By default an {@link AlreadyConfiguredException} is thrown). * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. * @throws BitstreamUploadException if an error occurred while attempting to upload the Bitstream. * @throws AlreadyConfiguredException if the FPGA is already configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public long configureFpgaLS ( InputStream inputStream, boolean force, int bs ) throws BitstreamReadException, UsbException, BitstreamUploadException, AlreadyConfiguredException, InvalidFirmwareException, CapabilityException { final int transactionBytes = certainWorkarounds ? 256 : 2048; long t0 = 0; checkCapability(CAPABILITY_FPGA); if ( !force && getFpgaConfiguration() ) throw new AlreadyConfiguredException(); // read the Bitstream file byte[][] buffer = new byte[16*1024*1024/transactionBytes][]; int size = 0; try { int j = transactionBytes; for ( int i=0; i<buffer.length && j==transactionBytes; i++ ) { buffer[i] = new byte[transactionBytes]; int k; j = 0; do { k = inputStream.read( buffer[i], j, transactionBytes-j ); if ( k < 0 ) k = 0; j += k; } while ( j<transactionBytes && k>0 ); if ( j < transactionBytes && j % 64 == 0 ) // ensures size % 64 != 0 j+=1; size += j; } try { inputStream.close(); } catch ( Exception e ) { } } catch (IOException e) { throw new BitstreamReadException(e.getLocalizedMessage()); } if ( size < 64 || size % 64 == 0 ) throw new BitstreamReadException("Invalid file size: " + size ); // detect bitstream bit order and swap bits if necessary if ( bs<0 || bs>1 ) bs = detectBitstreamBitOrder ( buffer[0] ); if ( bs == 1 ) swapBits(buffer,size); // upload the Bitstream file for ( int tries=10; tries>0; tries-- ) { resetFpga(); try { t0 = -new Date().getTime(); int cs = 0; bs = 0; for ( int i=0; i<buffer.length && i*transactionBytes < size; i++ ) { int j = size-i*transactionBytes; if (j>transactionBytes) j = transactionBytes; vendorCommand2(0x32, "sendFpgaData", 0,0, buffer[i], j); bs+=j; for ( int k=0; k<buffer[i].length; k++ ) cs = ( cs + (buffer[i][k] & 0xff) ) & 0xff; } getFpgaState(); // System.err.println("fpgaConfigred=" + fpgaConfigured + " fpgaBytes="+fpgaBytes + " ("+bs+") fpgaChecksum="+fpgaChecksum + " ("+cs+") fpgaInitB="+fpgaInitB ); if ( ! fpgaConfigured ) { throw new BitstreamUploadException( "FPGA configuration failed: DONE pin does not go high (size=" + fpgaBytes + " , " + (bs - fpgaBytes) + " bytes got lost; checksum=" + fpgaChecksum + " , should be " + cs + "; INIT_B_HIST=" + fpgaInitB +")" ); } if ( enableExtraFpgaConfigurationChecks ) { if ( fpgaBytes!=0 && fpgaBytes!=bs ) System.err.println("Warning: Possible FPGA configuration data loss: " + (bs - fpgaBytes) + " bytes got lost"); if ( fpgaInitB!=222 ) System.err.println("Warning: Possible Bitstream CRC error: INIT_B_HIST=" + fpgaInitB ); } // System.out.println( "FPGA configuration: size=" + fpgaBytes + " , " + (bs - fpgaBytes) + " bytes got lost; checksum=" + fpgaChecksum + " , should be " + cs + "; INIT_B_HIST=" + fpgaInitB ); tries = 0; t0 += new Date().getTime(); } catch ( BitstreamUploadException e ) { if ( tries>1 ) System.err.println("Warning: " + e.getLocalizedMessage() +": Retrying it ..."); else throw e; } } try { Thread.sleep( 100 ); } catch ( InterruptedException e) { } return t0; } /** * Upload a Bitstream to the FPGA using low speed mode. * @param fwFileName The file name of the Bitstream. The file can be a regular file or a system resource (e.g. a file from the current jar archive). * @param force If set to true existing configurations will be overwritten. (By default an {@link AlreadyConfiguredException} is thrown). * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. * @throws BitstreamUploadException if an error occurred while attempting to upload the Bitstream. * @throws AlreadyConfiguredException if the FPGA is already configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public long configureFpgaLS ( String fwFileName, boolean force, int bs ) throws BitstreamReadException, UsbException, BitstreamUploadException, AlreadyConfiguredException, InvalidFirmwareException, CapabilityException { try { return configureFpgaLS( JInputStream.getInputStream( fwFileName ), force, bs ); } catch (IOException e) { throw new BitstreamReadException(e.getLocalizedMessage()); } } // ******* eepromState ********************************************************* // returns true if EEPROM is ready /** * Reads the current EEPROM status. * This method also sets the varibles {@link #eepromBytes} and {@link #eepromChecksum}. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if EEPROM access is not supported by the firmware. * @return true if EEPROM is ready. */ public boolean eepromState ( ) throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[4]; checkCapability(CAPABILITY_EEPROM); vendorRequest2(0x3A, "EEPROM State", 0, 0, buf, 4); eepromBytes = (buf[0] & 255) | (buf[1] & 255)<<8; eepromChecksum = buf[2] & 255; return buf[3] == 0; } // ******* eepromWrite ********************************************************* /** * Writes data to the EEPROM. * @param addr The destination address of the EEPROM. * @param buf The data. * @param length The amount of bytes to be sent. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if EEPROM access is not supported by the firmware. */ public void eepromWrite ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_EEPROM); if ( (addr & 63) != 0 ) { int i = Math.min(length, 64-(addr & 63)); vendorCommand2( 0x39, "EEPROM Write", addr, 0, buf, i ); try { Thread.sleep( 10 ); } catch ( InterruptedException e) { } addr+=i; length-=i; if ( length > 0 ) { byte[] buf2 = new byte[length]; for (int j=0; j<length; j++ ) buf2[j] = buf[i+j]; vendorCommand2( 0x39, "EEPROM Write", addr, 0, buf2, length ); } } else { vendorCommand2( 0x39, "EEPROM Write", addr, 0, buf, length ); } try { Thread.sleep( 10 ); } catch ( InterruptedException e) { } } // ******* eepromRead ********************************************************** /** * Reads data from the EEPROM. * @param addr The source address of the EEPROM. * @param buf A buffer for the storage of the data. * @param length The amount of bytes to be read. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if EEPROM access is not supported by the firmware. */ public void eepromRead ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_EEPROM); vendorRequest2( 0x38, "EEPROM Read", addr, 0, buf, length ); // sometimes a little bit slow try { Thread.sleep( 10 ); } catch ( InterruptedException e) { } } // ******* eepromUpload ******************************************************** // returns upload time in ms /** * Upload the firmware to the EEPROM. * In order to start the uploaded firmware the device must be reset. * @param ihxFile The firmware image. * @param force Skips the compatibility check if true. * @throws IncompatibleFirmwareException if the given firmware is not compatible to the installed one, see {@link #compatible(int,int,int,int)} (Upload can be enforced using the <tt>force</tt> parameter.) * @throws InvalidFirmwareException if interface 1 is not supported. * @throws CapabilityException if EEPROM access is not supported by the firmware. * @throws FirmwareUploadException if an error occurred while attempting to upload the firmware. */ public long eepromUpload ( ZtexIhxFile1 ihxFile, boolean force ) throws IncompatibleFirmwareException, FirmwareUploadException, InvalidFirmwareException, CapabilityException { final int pagesMax = 256; final int pageSize = 256; int pages = 0; byte[][] buffer = new byte[pagesMax][]; checkCapability(CAPABILITY_EEPROM); // ihxFile.dataInfo(System.out); // System.out.println(ihxFile); // check for compatibility if ( ! force && dev().valid() ) { if ( ihxFile.interfaceVersion() != 1 ) throw new IncompatibleFirmwareException("Wrong interface version: Expected 1, got " + ihxFile.interfaceVersion() ); if ( ! dev().compatible ( ihxFile.productId(0), ihxFile.productId(1), ihxFile.productId(2), ihxFile.productId(3) ) ) throw new IncompatibleFirmwareException("Incompatible productId's: Current firmware: " + ZtexDevice1.byteArrayString(dev().productId()) + " Ihx File: " + ZtexDevice1.byteArrayString(ihxFile.productId()) ); } Usb_Device_Descriptor dd = dev().dev().getDescriptor(); int vid = dd.getIdVendor() & 65535; int pid = dd.getIdProduct() & 65535; buffer[0] = new byte[pageSize]; buffer[0][0] = (byte) 0xc2; buffer[0][1] = (byte) (vid & 255); buffer[0][2] = (byte) ((vid >> 8) & 255); buffer[0][3] = (byte) (pid & 255); buffer[0][4] = (byte) ((pid >> 8) & 255); buffer[0][5] = 0; buffer[0][6] = 0; buffer[0][7] = 0; int ptr = 8, i = 0; while ( i < ihxFile.ihxData.length ) { if ( ihxFile.ihxData[i]>=0 && ihxFile.ihxData[i]<256 ) { // new data block int j = 1; while ( i+j<ihxFile.ihxData.length && ihxFile.ihxData[i+j]>=0 && ihxFile.ihxData[i+j]<256 ) j++; for (int k=ptr/pageSize + 1; k < (ptr+j+9)/pageSize + 1; k++ ) // also considers 5 bytes for the last data block buffer[k] = new byte[pageSize]; buffer[(ptr+0)/pageSize][(ptr+0) % pageSize] = (byte) ((j >> 8) & 255); buffer[(ptr+1)/pageSize][(ptr+1) % pageSize] = (byte) (j & 255); // length buffer[(ptr+2)/pageSize][(ptr+2) % pageSize] = (byte) ((i >> 8) & 255); buffer[(ptr+3)/pageSize][(ptr+3) % pageSize] = (byte) (i & 255); // address ptr+=4; for ( int k=0; k<j; k++ ) // data buffer[(ptr+k)/pageSize][(ptr+k) % pageSize] = (byte) ihxFile.ihxData[i+k]; ptr+=j; i+=j; } else { i+=1; } } buffer[(ptr+0)/pageSize][(ptr+0) % pageSize] = (byte) 0x80; // last data block buffer[(ptr+1)/pageSize][(ptr+1) % pageSize] = (byte) 0x01; buffer[(ptr+2)/pageSize][(ptr+2) % pageSize] = (byte) 0xe6; buffer[(ptr+3)/pageSize][(ptr+3) % pageSize] = (byte) 0x00; buffer[(ptr+3)/pageSize][(ptr+4) % pageSize] = (byte) 0x00; ptr+=5; long t0 = new Date().getTime(); byte[] rbuf = new byte[pageSize]; for ( i=(ptr-1)/pageSize; i>=0; i-- ) { int k = (i+1)*pageSize < ptr ? pageSize : ptr-i*pageSize; int cs = 0; for (int j=0; j<k; j++ ) { cs = ( cs + (buffer[i][j] & 255) ) & 255; } for ( int tries=3; tries>0; tries-- ) { try { eepromWrite(i*pageSize, buffer[i], k); eepromState(); if ( eepromBytes!=k ) throw new FirmwareUploadException("Error writing data to EEPROM: Wrote " + eepromBytes + " bytes instead of " + k + " bytes" ); if ( eepromChecksum!=cs ) throw new FirmwareUploadException("Error writing data to EEPROM: Checksum error"); eepromRead(i*pageSize, rbuf, k); for (int j=0; j<k; j++ ) { if ( rbuf[j] != buffer[i][j] ) throw new FirmwareUploadException("Error writing data to EEPROM: Verification failed"); } tries = 0; } catch ( Exception e ) { if ( tries > 1 ) { System.err.println("Warning: " + e.getLocalizedMessage() +": Retrying it ..."); } else { throw new FirmwareUploadException(e.getLocalizedMessage()); } } } } return new Date().getTime() - t0; } // returns upload time in ms /** * Upload the firmware to the EEPROM. * In order to start the uploaded firmware the device must be reset. * @param ihxFileName The file name of the firmware image in ihx format. The file can be a regular file or a system resource (e.g. a file from the current jar archive). * @param force Skips the compatibility check if true. * @throws IncompatibleFirmwareException if the given firmware is not compatible to the installed one, see {@link #compatible(int,int,int,int)} (Upload can be enforced using the <tt>force</tt> parameter.) * @throws InvalidFirmwareException if interface 1 is not supported. * @throws CapabilityException if EEPROM access is not supported by the firmware. * @throws FirmwareUploadException if an error occurred while attempting to upload the firmware. */ public long eepromUpload ( String ihxFileName, boolean force ) throws IncompatibleFirmwareException, FirmwareUploadException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_EEPROM); // load the ihx file ZtexIhxFile1 ihxFile; try { ihxFile = new ZtexIhxFile1( ihxFileName ); } catch ( IOException e ) { throw new FirmwareUploadException( e.getLocalizedMessage() ); } catch ( IhxFileDamagedException e ) { throw new FirmwareUploadException( e.getLocalizedMessage() ); } return eepromUpload( ihxFile, force ); } // ******* eepromDisable ******************************************************** /** * Disables the firmware stored in the EEPROM. * This is achived by writing a "0" to the address 0 of the EEPROM. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws CapabilityException if EEPROM access is not supported by the firmware. * @throws FirmwareUploadException if an error occurred while attempting to disable the firmware. */ public void eepromDisable ( ) throws FirmwareUploadException, InvalidFirmwareException, CapabilityException { byte[] buf = { 0 }; for ( int tries=3; tries>0; tries-- ) { try { eepromWrite(0, buf, 1); eepromRead(0, buf, 1); if ( buf[0] != 0 ) throw new FirmwareUploadException("Error disabling EEPROM firmware: Verification failed"); tries = 0; } catch ( Exception e ) { if ( tries > 1 ) { System.err.println("Warning: " + e.getLocalizedMessage() +": Retrying it ..."); } else { throw new FirmwareUploadException(e.getLocalizedMessage()); } } } } // ******* flashStrError ******************************************************* /** * Converts a given error code into a String. * @param errNum The error code. * @return an error message. */ public static String flashStrError ( int errNum ) { switch ( errNum ) { case FLASH_EC_NO_ERROR: return "USB error: " + LibusbJava.usb_strerror(); case FLASH_EC_CMD_ERROR: return "Command error"; case FLASH_EC_TIMEOUT: return "Timeout error"; case FLASH_EC_BUSY: return "Busy"; case FLASH_EC_PENDING: return "Another operation is pending"; case FLASH_EC_READ_ERROR: return "Read error"; case FLASH_EC_WRITE_ERROR: return "Write error"; case FLASH_EC_NOTSUPPORTED: return "Not supported"; } return "Error " + errNum; } /** * Gets the last Flash error from the device. * @return an error message. */ public String flashStrError ( ) { try { return flashStrError( getFlashEC() ); } catch ( Exception e ) { return "Unknown error (Error receiving errorcode: "+e.getLocalizedMessage() +")"; } } // ******* flashState ********************************************************** /** * Reads the the Flash memory status and information. * This method also sets the variables {@link #flashEnabled()}, {@link #flashSectorSize()} and {@link #flashSectors()}. * @return true if Flash memory is installed. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public boolean flashState () throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[8]; checkCapability(CAPABILITY_FLASH); // device may be busy due to initialization, we try it up to up to 4s vendorRequest2(0x40, "Flash State", 0, 0, buf, 8); flashEC = buf[7] & 255; int tries=20; while ( flashEC==FLASH_EC_BUSY && tries>0 ) { try { Thread.sleep( 200 ); } catch ( InterruptedException e) { } tries-=1; vendorRequest2(0x40, "Flash State", 0, 0, buf, 8); flashEC = buf[7] & 255; } flashEnabled = buf[0] & 255; flashSectorSize = flashEnabled == 1 ? ((buf[2] & 255) << 8) | (buf[1] & 255) : 0; if ( (flashSectorSize & 0x8000) != 0 ) flashSectorSize = 1 << (flashSectorSize & 0x7fff); flashSectors = flashEnabled == 1 ? ((buf[6] & 255) << 24) | ((buf[5] & 255) << 16) | ((buf[4] & 255) << 8) | (buf[3] & 255) : 0; return flashEnabled == 1; } // ******* getFlashEC ********************************************************** // reads the current error code /** * Gets the last Flash error from the device. * @return The last error code. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public int getFlashEC () throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[8]; checkCapability(CAPABILITY_FLASH); vendorRequest2(0x40, "Flash State", 0, 0, buf, 8); flashEC = buf[7] & 255; return flashEC; } // ******* flashReadSector **************************************************** // read a integer number of sectors /** * Reads a integer number of sectors from the Flash. * @param sector The number of the first sector to be read. * @param num The number of sectors to be read. * @param buf A buffer for the storage of the data. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. * @throws IndexOutOfBoundsException If the buffer is to small. */ public void flashReadSector ( int sector, int num, byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { if ( num<1 ) return; if ( buf.length < flashSectorSize() ) throw new IndexOutOfBoundsException( "Buffer is to small: " + buf.length + " < " + (num*flashSectorSize()) ); checkCapability(CAPABILITY_FLASH); if ( ! flashEnabled() ) throw new CapabilityException(this, "No Flash memory installed or"); try { if ( flashSectorSize()>2048 ) { byte[] buf2 = new byte[2048]; int iz = (flashSectorSize-1) >> 11; for (int sn=0; sn<num; sn++ ) { for (int i=0; i<iz; i++) { // System.out.println("r: "+i); vendorRequest2( 0x41, "Flash Read", sector, i==0 ? 0 : 256, buf2, 2048 ); System.arraycopy(buf2,0, buf, sn*flashSectorSize + i*2048, 2048); } int len = flashSectorSize-iz*2048; vendorRequest2( 0x41, "Flash Read", sector, 512, buf2, len); System.arraycopy(buf2,0, buf, sn*flashSectorSize + iz*2048, len); } } else { if ( flashSectorSize*num>2048 ) System.err.println("Warning: flashReadSector: Transaction size " + flashSectorSize*num + " may be too large"); vendorRequest2( 0x41, "Flash Read", sector, sector >> 16, buf, flashSectorSize*num ); } } catch ( UsbException e ) { throw new UsbException( dev().dev(), "Flash Read: " + flashStrError() ); } } // read one sector /** * Reads one sector from the Flash. * @param sector The sector number to be read. * @param buf A buffer for the storage of the data. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. * @throws IndexOutOfBoundsException If the buffer is smaller than the Flash sector size. */ public void flashReadSector ( int sector, byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { flashReadSector ( sector, 1, buf ); } // ******* flashWriteSector *************************************************** // write integer number of sectors /** * Writes a integer number of sectors to the Flash. * @param sector The sector number to be written. * @param num The number of sectors to be read. * @param buf The data. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. * @throws IndexOutOfBoundsException If the buffer is to small. */ public void flashWriteSector ( int sector, int num, byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { if ( num<1 ) return; if ( buf.length < flashSectorSize()*num ) throw new IndexOutOfBoundsException( "Buffer to small: " + buf.length + " < " + (num*flashSectorSize())); checkCapability(CAPABILITY_FLASH); if ( ! flashEnabled() ) throw new CapabilityException(this, "No Flash memory installed or"); try { if ( flashSectorSize()>2048 ) { byte[] buf2 = new byte[2048]; int iz = (flashSectorSize-1) >> 11; for (int sn=0; sn<num; sn++ ) { int oto = controlMsgTimeout; controlMsgTimeout = 12000; // 12s timeout for erase System.arraycopy(buf,sn*flashSectorSize, buf2,0, 2048); vendorCommand2( 0x42, "Flash Write", sector, 0, buf, 2048 ); controlMsgTimeout = oto; for (int i=1; i<iz; i++) { // System.out.println("w: "+i); System.arraycopy(buf,sn*flashSectorSize+i*2048, buf2,0, 2048); vendorCommand2( 0x42, "Flash Write", sector, 256, buf2, 2048 ); } int len = flashSectorSize-iz*2048; System.arraycopy(buf,sn*flashSectorSize+iz*2048, buf2,0, len); vendorCommand2( 0x42, "Flash Write", sector, 512, buf2, len ); } } else { if ( flashSectorSize*num>2048) System.err.println("Warning: flashWriteSector: Transaction size " + flashSectorSize*num + " may be too large"); vendorCommand2( 0x42, "Flash Write", sector, sector >> 16, buf, flashSectorSize*num ); } } catch ( UsbException e ) { throw new UsbException( dev().dev(), "Flash Write: " + flashStrError() ); } } // write one sector /** * Writes one sector to the Flash. * @param sector The sector number to be written. * @param buf The data. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. * @throws IndexOutOfBoundsException If the buffer is smaller than the Flash sector size. */ public void flashWriteSector ( int sector, byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { flashWriteSector(sector,1,buf); } // ******* flashEnabled ******************************************************** // returns enabled / disabled state /** * Returns true if Flash memory is installed. * @return true if Flash memory is installed. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public boolean flashEnabled () throws UsbException, InvalidFirmwareException, CapabilityException { if ( flashEnabled < 0 ) // init variable flashState(); return flashEnabled == 1; } // ******* flashSectorSize ***************************************************** // returns sector size of Flash memory, if available /** * Returns the sector size of the Flash memory or 0, if no flash memory is installed. * If required, the sector size is determined form the device first. * @return the sector size of the Flash memory. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public int flashSectorSize () throws UsbException, InvalidFirmwareException, CapabilityException { if ( flashSectorSize < 0 ) // init variable flashState(); return flashSectorSize; } // ******* flashSectors ******************************************************** // returns number of sectors of Flash memory, if available /** * Returns the number of sectors of the Flash memory or 0, if no Flash memory is installed. * If required, the number of sectors is determined form the device first. * @return the number of sectors of the Flash memory. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public int flashSectors () throws UsbException, InvalidFirmwareException, CapabilityException { if ( flashSectors < 0 ) // init variable flashState(); return flashSectors; } // ******* flashSize *********************************************************** // returns size of Flash memory, if available /** * Returns the size of Flash memory or 0, if no Flash memory is installed. * If required, the Flash size is determined form the device first. * @return the size of Flash memory. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public long flashSize () throws UsbException, InvalidFirmwareException, CapabilityException { return flashSectorSize() * (long)flashSectors(); } // ******* printMmcState ******************************************************* // returns true if Flash is available /** * Prints out some debug information about *SD/MMC Flash cards in SPI mode.<br> * <b>Only use this method if such kind of Flash is installed.</b> * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public boolean printMmcState ( ) throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[23]; checkCapability(CAPABILITY_FLASH); vendorRequest2(0x43, "MMC State", 0, 0, buf, 23); System.out.println("status=" + Integer.toBinaryString(256+(buf[0] & 255)).substring(1) + "." + Integer.toBinaryString(256+(buf[1] & 255)).substring(1) + " lastCmd=" + buf[3] + " lastCmdResponse=" + Integer.toBinaryString(256+(buf[4] & 255)).substring(1) + " ec=" + buf[2] + " BUSY=" + buf[22] + " SDHC=" + buf[5] + " buf=" + (buf[6] & 255)+" "+(buf[7] & 255)+" "+(buf[8] & 255)+" "+(buf[9] & 255)+" "+(buf[10] & 255)+" "+(buf[11] & 255)+" "+(buf[12] & 255)); // +" "+(buf[13] & 255)+" "+(buf[14] & 255)+" "+(buf[15] & 255)+" "+(buf[16] & 255)+" "+(buf[17] & 255)); return flashEnabled == 1; } // ******* flashUploadBitstream ************************************************ /* Returns configuration time in ms. The format of the boot sector (sector 0 of the Flash memory) is 0..7 ID 8..9 Number of BS sectors, or 0 is disabled 10..11 Number of bytes in the last sector, i.e. the total size of Bitstream is ((bs[8] | (bs[9]<<8) - 1) * flash_sector_size + ((bs[10] | (bs[11]<<8)) */ /** * Uploads a Bitstream to the Flash. * This allows the firmware to load the Bitstream from Flash. Together with installation of the firmware in EEPROM * it is possible to construct fully autonomous devices. * <p> * If configuration data is present information about bitstream are stored there and Bitstream starts * at sector 0. * <p> * On all other devices the information about the bitstream is stored in sector 0. * This so called boot sector has the following format: * <table bgcolor="#404040" cellspacing=1 cellpadding=4> * <tr> * <td bgcolor="#d0d0d0" valign="bottom"><b>Bytes</b></td> * <td bgcolor="#d0d0d0" valign="bottom"><b>Description</b></td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">0..7</td> * <td bgcolor="#ffffff" valign="top">ID, must be "ZTEXBS",1,1</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">8..9</td> * <td bgcolor="#ffffff" valign="top">The number of sectors used to store the Bitstream. 0 means no Bitstream.</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">10..11</td> * <td bgcolor="#ffffff" valign="top">The number of bytes in the last sector.</td> * </tr> * <tr> * <td bgcolor="#ffffff" valign="top">12..sectorSize-1</td> * <td bgcolor="#ffffff" valign="top">This data is reserved for future use and preserved by this method.</td> * </tr> * </table> * <p> * The total size of the Bitstream is computed as ((bs[8] | (bs[9]<<8) - 1) * flash_sector_size + ((bs[10] | (bs[11]<<8)) * where bs[i] denotes byte i of the boot sector. * <p> * The first sector of the Bitstream is sector 1. * @param inputStream for reading the Bitstream. * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. */ public long flashUploadBitstream ( InputStream inputStream, int bs ) throws BitstreamReadException, UsbException, InvalidFirmwareException, CapabilityException { int secNum = Math.max(1, 2048 / flashSectorSize()); final int bufferSize = secNum * flashSectorSize; checkCapability(CAPABILITY_FPGA); checkCapability(CAPABILITY_FLASH); if ( ! flashEnabled() ) throw new CapabilityException(this, "No Flash memory installed or"); getFpgaState(); // read the Bitstream file byte[][] buffer = new byte[32768][]; byte[] buf1 = new byte[flashSectorSize()]; int i,j,k,l; try { j = bufferSize; for ( i=0; i<buffer.length && j==bufferSize; i++ ) { buffer[i] = new byte[bufferSize]; j = 0; do { k = inputStream.read( buffer[i], j, bufferSize-j ); if ( k < 0 ) k = 0; j += k; // remove header because S6 FPGA's does not support bitstream start word detection if ( i==0 && j==bufferSize && (l=detectBitstreamStart(buffer[0]))>0 ) { for (int m=0; m<bufferSize-l; m++ ) buffer[0][m]=buffer[0][m+l]; j-=l; } } while ( j<bufferSize && k>0 ); } try { inputStream.close(); } catch ( Exception e ) { } } catch (IOException e) { throw new BitstreamReadException(e.getLocalizedMessage()); } // detect bitstream bit order and swap bits if necessary if ( bs<0 || bs>1 ) bs = detectBitstreamBitOrder(buffer[0]); if ( fpgaFlashBitSwap != (bs==1) ) swapBits( buffer, bufferSize*i ); // upload the Bitstream file int startSector = 0; long t0 = new Date().getTime(); if ( config!=null && config.getMaxBitstreamSize()>0 ) { config.setBitstreamSize( ((i-1)*secNum + (j-1)/flashSectorSize + 1)*flashSectorSize ); } else { byte[] sector = new byte[flashSectorSize]; byte[] ID = new String("ZTEXBS").getBytes(); flashReadSector(0,sector); // read the boot sector (only the first 16 bytes are overwritten if boot sector is valid) boolean b = true; for (k=0; k<6; k++) { b = b && (sector[k] == ID[k]); sector[k]=ID[k]; } if ( ! b ) sector[6] = 1; sector[7] = 1; k = (i-1)*secNum + (j-1)/flashSectorSize + 1; sector[8] = (byte) (k & 255); sector[9] = (byte) ((k>>8) & 255); k = ((j-1) % flashSectorSize) + 1; sector[10] = (byte) (k & 255); sector[11] = (byte) ((k>>8) & 255); if ( ! b ) { for ( k=12; k<flashSectorSize; k++ ) sector[k]=0; } System.out.print("\rWriting boot sector"); flashWriteSector(0,sector); // write the boot sector startSector = 1; } for (k=0; k<i-1; k++) { System.out.print("\rWriting sector " + (k+1)*secNum + " of " + i*secNum); flashWriteSector( startSector+k*secNum, secNum, buffer[k] ); // write the Bitstream sectors } System.out.println("\rWriting sector " + i*secNum + " of " + i*secNum); flashWriteSector( startSector+k*secNum, (j-1)/flashSectorSize + 1, buffer[k] ); return new Date().getTime() - t0; } /** * Uploads a Bitstream to the Flash. * This allows the firmware to load the Bitstream from Flash. Together with installation of the firmware in EEPROM * it is possible to construct fully autonomous devices. * See {@link #flashUploadBitstream(InputStream,int)} for further details. * @param fwFileName The file name of the Bitstream. The file can be a regular file or a system resource (e.g. a file from the current jar archive). * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. */ public long flashUploadBitstream ( String fwFileName, int bs ) throws BitstreamReadException, UsbException, InvalidFirmwareException, CapabilityException { try { return flashUploadBitstream ( JInputStream.getInputStream( fwFileName ), bs ); } catch (IOException e) { throw new BitstreamReadException(e.getLocalizedMessage()); } } /** * Uploads a Bitstream to the Flash. * This allows the firmware to load the Bitstream from Flash. Together with installation of the firmware in EEPROM * it is possible to construct fully autonomous devices. * See {@link #flashUploadBitstream(InputStream,int)} for further details. * @param fwFileName The file name of the Bitstream. The file can be a regular file or a system resource (e.g. a file from the current jar archive). * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. */ public long flashUploadBitstream ( String fwFileName ) throws BitstreamReadException, UsbException, InvalidFirmwareException, CapabilityException { return flashUploadBitstream(fwFileName, -1); } // ******* flashResetBitstream ************************************************* // Clears a Bitstream from the Flash. /** * Clears a Bitstream from the Flash. * This is achieved by writing 0 to bytes 8..9 of the boot sector, see {@link #flashUploadBitstream(String)}. * If no boot sector is installed the method returns without any write action. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. */ public void flashResetBitstream ( ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_FLASH); if ( ! flashEnabled() ) throw new CapabilityException(this, "Flash memory not installed or"); if ( config!=null && config.getMaxBitstreamSize()>0 ) { config.setBitstreamSize(0); return; } byte[] sector = new byte[flashSectorSize()]; byte[] ID = new String("ZTEXBS").getBytes(); flashReadSector(0,sector); // read the boot sector for (int k=0; k<6; k++) if ( sector[k] != ID[k] ) return; if (sector[6]!=1 || sector[7]!=1 ) return; sector[8] = 0; sector[9] = 0; flashWriteSector(0,sector); // write the boot sector } // ******* flashFirstFreeSector ************************************************ // Returns the first free sector of the Flash memory, i.e. the first sector behind the Bitstream /** * Returns the first free sector of the Flash memory. * This is the first sector behind the Bitstream, or 0 if no boot sector is installed (or 1 if a boot sector but no Bitstream is installed). * @return the first free sector of the Flash memory. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. */ public int flashFirstFreeSector ( ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_FLASH); if ( ! flashEnabled() ) throw new CapabilityException(this, "No Flash memory installed or"); if ( config!=null && config.getMaxBitstreamSize()>0 ) { return (Math.max(config.getMaxBitstreamSize(), config.getBitstreamSize())+flashSectorSize()-1) / flashSectorSize(); } byte[] sector = new byte[flashSectorSize()]; byte[] ID = new String("ZTEXBS").getBytes(); flashReadSector(0,sector); // read the boot sector for (int k=0; k<6; k++) if ( sector[k] != ID[k] ) return 0; if (sector[6]!=1 || sector[7]!=1 ) return 0; return (sector[8] & 255) + ((sector[9] & 255) << 8) + 1; } // ******* toHumanStr ********************************************************** private String toHumanStr ( long i ) { if ( i==0 ) return "0"; StringBuilder sb = new StringBuilder(); int k = 0; if ( i<0 ) { sb.append("-"); i=-i; k=1; } if ( (i & 1023) != 0 ) sb.insert(k, i & 1023); i=i>>10; if ( (i & 1023) != 0 ) sb.insert(k, (i & 1023) + "K"); i=i>>10; if ( (i & 1023) != 0 ) sb.insert(k, (i & 1023) + "M"); i=i>>10; if ( i != 0 ) sb.append(i + "G");; return sb.toString(); } // ******* flashInfo ********************************************************** /** * Returns information about Flash memory. * The result contains the size and how much of the Flash is us used / reserved for / by the Bitstream. * If no Flash memeory is suppported an empty string is returned. * Returns Information about Flash memory. */ public String flashInfo ( ) { StringBuilder sb = new StringBuilder(); try { if ( flashSize() > 0 ) { sb.append( "Size: " + toHumanStr(flashSize()) + " Bytes" ); if ( config!=null && config.getMaxBitstreamSize()>0 ) { sb.append( "; Bitstream (used / reserved): " + toHumanStr(config.getBitstreamSize()) + " / " + toHumanStr(config.getMaxBitstreamSize()) + " Bytes" ); } else { sb.append( "; Bitstream (used): " + toHumanStr(flashFirstFreeSector()*flashSectorSize()) + " Bytes" ); } } } catch ( Exception e ) { } return sb.toString(); } // ******* debugStackSize ****************************************************** /** * Returns the size of message stack in messages. * @return the size of message stack in messages. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. */ public int debugStackSize ( ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_DEBUG); if ( debugStackSize<=0 || debugMsgSize<=0 ) { byte[] buf = new byte[7]; vendorRequest2(0x28, "Read debug data", 0, 0, buf, 4); debugStackSize = buf[2] & 255; debugMsgSize = buf[3] & 255; } return debugStackSize; } // ******* debugMsgSize ******************************************************** /** * Returns the size of messages in bytes. * @return the size of messages in bytes. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. */ public int debugMsgSize ( ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_DEBUG); if ( debugMsgSize<=0 ) debugStackSize(); return debugMsgSize; } // ******* debugLastMsg ******************************************************** /** * Returns the number of the last message read out by {@link #debugReadMessages(boolean,byte[])} * @return the number of the last message read out by {@link #debugReadMessages(boolean,byte[])} */ public final int debugLastMsg ( ) { return debugLastMsg; } // ******* debugReadMessages *************************************************** /** * Reads debug messages from message stack. * The number of messages stored in buf is returned. The total number of new messages is stored in {@link #debugNewMessages}. * The number of the latest message is returned by {@link #debugLastMsg()}. * @param all If true, all messages from stack are written to buf. If it is false, only the new messages are written to buf. * @param buf The buffer to store the messages. * @return the size of messages stored in buffer. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not possible. */ public int debugReadMessages ( boolean all, byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_DEBUG); byte buf2[] = new byte[ debugStackSize()*debugMsgSize() + 4 ]; vendorRequest2(0x28, "Read debug data", 0, 0, buf2, buf2.length); int lm = (buf2[0] & 255) | ((buf2[1] & 255) << 8); debugNewMessages = lm - debugLastMsg; int r = Math.min( Math.min( buf.length/debugMsgSize() , debugStackSize ), lm); if ( !all ) r = Math.min(r,debugNewMessages); for (int i = 0; i<r; i++) { int k=(lm-r+i) % debugStackSize; for (int j=0; j<debugMsgSize; j++ ) buf[i*debugMsgSize+j] = buf2[k*debugMsgSize+j+4]; } debugLastMsg = lm; return r; } // ******* xmegaStrError ******************************************************* /** * Converts a given error code into a String. * @param errNum The error code. * @return an error message. */ public String xmegaStrError ( int errNum ) { switch ( errNum ) { case XMEGA_EC_NO_ERROR: return "USB error: " + LibusbJava.usb_strerror(); case XMEGA_EC_PDI_READ_ERROR: return "PDI read error"; case XMEGA_EC_NVM_TIMEOUT: return "NVM timeout error"; case XMEGA_EC_INVALID_DEVICE: return "Invalid or unsupported ATxmega"; case XMEGA_EC_ADDRESS_ERROR: return "Address error (invalid address or wrong page size)"; case XMEGA_EC_NVM_BUSY: return "NVM busy"; } return "Error " + errNum; } /** * Gets the last ATxmega error from the device. * @return an error message. */ public String xmegaStrError ( ) { try { return xmegaStrError( xmegaState() ); } catch ( Exception e ) { return "Unknown error (Error receiving error code: "+e.getLocalizedMessage() +")"; } } // ******* xmegaState ********************************************************** /** * Read ATxmega error and status information from the device. * @return The last error code. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if ATxmega controllers are not supported by the firmware. */ public int xmegaState () throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[7]; checkCapability(CAPABILITY_XMEGA); vendorRequest2(0x48, "Xmega state", 0, 0, buf, 7); xmegaEC = buf[0] & 255; xmegaFlashPages = ((buf[2] & 255) << 8) | (buf[1] & 255); xmegaEepromPages = ((buf[4] & 255) << 8) | (buf[3] & 255); xmegaFlashPageSize = 1 << (buf[5] & 15); xmegaEepromPageSize = 1 << (buf[6] & 15); return xmegaEC; } // ******* xmegaEnabled ******************************************************** /** * Returns true if ATxmega controller is available. * @return true if ATxmega controller is available. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if ATxmega controllers are not supported by the firmware. */ public boolean xmegaEnabled () throws UsbException, InvalidFirmwareException, CapabilityException { if ( xmegaFlashPages < 0 || xmegaEepromPages < 0 ) // init variables xmegaState(); return xmegaFlashPages > 0 && xmegaEepromPages > 0; } // ******* xmegaFlashPages ***************************************************** /** * Returns the number of the ATxmega Flash pages. * @return The number of the ATxmega Flash pages. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if ATxmega controllers are not supported by the firmware. */ public int xmegaFlashPages () throws UsbException, InvalidFirmwareException, CapabilityException { if ( xmegaFlashPages < 0 || xmegaEepromPages < 0 ) // init variables xmegaState(); return xmegaFlashPages; } // ******* xmegaEepromPages **************************************************** /** * Returns the number of the ATxmega EEPROM pages. * @return The number of the ATxmega EEPROM pages. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if ATxmega controllers are not supported by the firmware. */ public int xmegaEepromPages () throws UsbException, InvalidFirmwareException, CapabilityException { if ( xmegaFlashPages < 0 || xmegaEepromPages < 0 ) // init variables xmegaState(); return xmegaEepromPages; } // ******* xmegaFlashPageSize ************************************************** /** * Returns the size of the ATxmega Flash pages. * @return The size of the ATxmega Flash pages. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if ATxmega controllers are not supported by the firmware. */ public int xmegaFlashPageSize () throws UsbException, InvalidFirmwareException, CapabilityException { if ( xmegaFlashPages < 0 || xmegaEepromPages < 0 ) // init variables xmegaState(); return xmegaFlashPageSize; } // ******* xmegaEEpromPageSize ************************************************* /** * Returns the size of the ATXmega EEPROM pages. * @return The size of the ATXmega EEPROM pages. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if ATXmega controllers are not supported by the firmware. */ public int xmegaEepromPageSize () throws UsbException, InvalidFirmwareException, CapabilityException { if ( xmegaFlashPages < 0 || xmegaEepromPages < 0 ) // init variables xmegaState(); return xmegaEepromPageSize; } // ******* xmegaReset ********************************************************** /** * Resets the ATxmega. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if NVRAM access to ATxmega is not supported by the firmware. */ public void xmegaReset () throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_XMEGA); try { vendorCommand( 0x49, "XMEGA Reset" ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "NVM Reset: " + xmegaStrError() ); } } // ******* xmegaNvmRead ******************************************************** /** * Reads data from the NVM of ATxmega. * @param addr The source address of the NVM (PDI address space). * @param buf A buffer for the storage of the data. * @param length The amount of bytes to be read. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if NVRAM access to ATxmega is not supported by the firmware. */ public void xmegaNvmRead ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_XMEGA); try { vendorRequest2( 0x4a, "XMEGA NVM Read", addr, addr>> 16, buf, length ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "NVM Read: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } } // ******* xmegaFlashRead ****************************************************** /** * Reads data from Flash memory of ATxmega. * @param addr The source address relative to the Flash memory base. * @param buf A buffer for the storage of the data. * @param length The amount of bytes to be read. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException If a communication error occurs. * @throws CapabilityException If NVRAM access to ATxmega is not supported by the firmware. */ public void xmegaFlashRead ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_XMEGA); try { vendorRequest2( 0x4b, "XMEGA Flash Read", addr, addr>> 16, buf, length ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "XMEGA Flash Read: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } } // ******* xmegaEepromRead ***************************************************** /** * Reads data from EEPROM memory of ATxmega. * @param addr The source address relative to the EEPROM memory base. * @param buf A buffer for the storage of the data. * @param length The amount of bytes to be read. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException If a communication error occurs. * @throws CapabilityException If NVRAM access to ATxmega is not supported by the firmware. */ public void xmegaEepromRead ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_XMEGA); try { vendorRequest2( 0x4c, "XMEGA EEPROM Read", addr, addr>> 16, buf, length ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "XMEGA EEPROM Read: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } } // ******* xmegaFuseRead ******************************************************* /** * Reads data from Fuse memory of ATxmega. * @param addr The source address relative to the Fuse memory base. * @param buf A buffer for the storage of the data. * @param length The amount of bytes to be read. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException If a communication error occurs. * @throws CapabilityException If NVRAM access to ATxmega is not supported by the firmware. */ public void xmegaFuseRead ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_XMEGA); try { vendorRequest2( 0x4d, "XMEGA Fuse Read", addr, addr>> 16, buf, length ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "XMEGA Fuse Read: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } } /** * Reads data one Fuse of ATxmega. * @param addr The index of th Fuse. * @return The Fuse read. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException If a communication error occurs. * @throws CapabilityException If NVRAM access to ATxmega is not supported by the firmware. */ public int xmegaFuseRead ( int addr ) throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[1]; checkCapability(CAPABILITY_XMEGA); try { vendorRequest2( 0x4d, "XMEGA Fuse Read", addr, 0, buf, 1 ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "XMEGA Fuse Read: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } return buf[0] & 255; } // ******* xmegaFlashPageWrite ************************************************* /** * Writes data to Flash memory of ATxmega. * @param addr The source address relative to the Flash memory base. * @param buf A buffer that stores the data. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if NVRAM access to ATxmega is not supported by the firmware. * @throws IndexOutOfBoundsException If the buffer is smaller than the Flash page size. */ public void xmegaFlashPageWrite ( int addr, byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { checkCapability(CAPABILITY_XMEGA); if ( buf.length < xmegaFlashPageSize() ) throw new IndexOutOfBoundsException( "Buffer smaller than the Flash page size: " + buf.length + " < " + xmegaFlashPageSize); try { vendorCommand2( 0x4b, "XMEGA Flash page write", addr, addr>> 16, buf, xmegaFlashPageSize ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "XMEGA Flash page write: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } } // ******* xmegaEpromPageWrite ************************************************* /** * Writes data to EEPROM memory of ATxmega. * @param addr The source address relative to the EEPROM memory base. * @param buf A buffer that stores the data. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if NVRAM access to ATxmega is not supported by the firmware. * @throws IndexOutOfBoundsException If the buffer is smaller than the EEPROM page size. */ public void xmegaEepromPageWrite ( int addr, byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { checkCapability(CAPABILITY_XMEGA); if ( buf.length < xmegaEepromPageSize() ) throw new IndexOutOfBoundsException( "Buffer smaller than the EEPROM page size: " + buf.length + " < " + xmegaEepromPageSize); try { vendorCommand2( 0x4c, "XMEGA EEPROM page write", addr, addr>> 16, buf, xmegaEepromPageSize ); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "XMEGA EEPROM page write: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } } // ******* xmegaFuseWrite ****************************************************** /** * Writes one Fuse of the ATxmega. * @param addr The index of th Fuse. * @param val The value of th Fuse. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if NVRAM access to ATxmega is not supported by the firmware. */ public void xmegaFuseWrite ( int addr, int val ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_XMEGA); try { vendorCommand( 0x4d, "XMEGA Fuse write", val, addr); } catch ( UsbException e ) { throw new UsbException( dev().dev(), "XMEGA Fuse write: " + xmegaStrError() ); } try { Thread.sleep( 3 ); } catch ( InterruptedException e) { } } // ******* xmegaIhxWrite ******************************************************* /** * Uploads data to NVM */ private long xmegaIhxWrite ( boolean toFlash, IhxFile ihxFile ) throws UsbException, InvalidFirmwareException, CapabilityException, FirmwareUploadException { final int maxTries = 3; // maximum amount of tries int pageSize = toFlash ? xmegaFlashPageSize() : xmegaEepromPageSize(); checkCapability(CAPABILITY_XMEGA); long t0 = new Date().getTime(); byte buf1[] = new byte[pageSize]; byte buf2[] = new byte[pageSize]; for (int i = 0; i<65536; i+=pageSize ) { boolean b = false; boolean c = true; for ( int j=0; (j < pageSize ) && ( i+j < 65536 ); j++ ) { boolean d = (ihxFile.ihxData[i+j]>=0) && (ihxFile.ihxData[i+j]<=255); // data vaild ? b |= d; c &= d; } if ( b ) { // page contains data ==> has to be written // System.out.print("Page " + i +": " ); // read page, if firmware image contains undefined bytes if ( ! c ) { // System.out.print("R"); if ( toFlash ) xmegaFlashRead ( i, buf1, pageSize ); else xmegaEepromRead ( i, buf1, pageSize ); } // prepare the page buffer for ( int j=0; (j < pageSize ) && ( i+j < 65536 ); j++ ) { if ( (ihxFile.ihxData[i+j]>=0) && (ihxFile.ihxData[i+j]<=255) ) buf1[j]= (byte) ihxFile.ihxData[i+j]; } for ( int k=1; b ; k++ ) { // write the page // System.out.print("W"); if ( toFlash ) xmegaFlashPageWrite ( i, buf1 ); else xmegaEepromPageWrite ( i, buf1 ); // verify it // System.out.print("V"); if ( toFlash ) xmegaFlashRead ( i, buf2, pageSize ); else xmegaEepromRead ( i, buf2, pageSize ); b=false; for ( int j=0; (j < pageSize) && (! b ); j++ ) { b |= buf1[j] != buf2[j]; } if ( b ) { if ( k<maxTries ) { System.err.println("Warning: xmegaWriteFirmware: Verification of " + ( toFlash ? "Flash" : "EEPROM" ) + " page" + i + " failed (try " + k +")" ); } else { System.err.println("Warning: xmegaWriteFirmware: Verification of " + ( toFlash ? "Flash" : "EEPROM" ) + " page " + i + " failed"); } } b = false; // System.out.println(); } } } return new Date().getTime() - t0; } // ******* xmegaWriteFirmware ************************************************** /** * Uploads firmware to the flash memory * @param ihxFile The firmware / data image. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if NVRAM access to ATxmega is not supported by the firmware. * @throws FirmwareUploadException if the verification fails. * @return the upload time in ms. */ public long xmegaWriteFirmware ( IhxFile ihxFile ) throws UsbException, InvalidFirmwareException, CapabilityException, FirmwareUploadException { return xmegaIhxWrite( true, ihxFile); } // ******* xmegaWriteEeprom **************************************************** /** * Uploads data to the EEPROM memory * @param ihxFile The firmware / data image. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if NVRAM access to ATxmega is not supported by the firmware. * @throws FirmwareUploadException if the verification fails. * @return the upload time in ms. */ public long xmegaWriteEeprom ( IhxFile ihxFile ) throws UsbException, InvalidFirmwareException, CapabilityException, FirmwareUploadException { return xmegaIhxWrite( false, ihxFile); } // ******* toString ************************************************************ /** * Returns a lot of useful information about the corresponding device. * @return a lot of useful information about the corresponding device. */ public String toString () { String str = dev().toString(); try { str += "\n " + getFpgaConfigurationStr(); } catch ( Exception e ) { } return str; } // ******* capabilityInfo ****************************************************** /** * Creates a String with capability information. * @param pf A separator between the single capabilities, e.g. ", " * @return a string of the supported capabilities. */ public String capabilityInfo ( String pf ) { String str = ""; for ( int i=0; i<6; i++ ) for (int j=0; j<8; j++ ) if ( dev().interfaceCapabilities(i,j) ) { if ( ! str.equals("") ) str+=pf; if (i*8+j < capabilityStrings.length) str+=capabilityStrings[i*8+j]; else str+=i+"."+j; } return str; } // ******* configureFpgaHS ***************************************************** // returns configuration time in ms /** * Upload a Bitstream to the FPGA using high speed mode. * @param inputStream for reading the Bitstream. * @param force If set to true existing configurations will be overwritten. (By default an {@link AlreadyConfiguredException} is thrown). * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. * @throws BitstreamUploadException if an error occurred while attempting to upload the Bitstream. * @throws AlreadyConfiguredException if the FPGA is already configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public long configureFpgaHS ( InputStream inputStream, boolean force, int bs ) throws BitstreamReadException, UsbException, BitstreamUploadException, AlreadyConfiguredException, InvalidFirmwareException, CapabilityException { final int transactionBytes = 16384; long t0 = 0; byte[] settings = new byte[2]; boolean releaseIF; checkCapability(CAPABILITY_HS_FPGA); vendorRequest2(0x33, "getHSFpgaSettings", settings, 2); if ( !force && getFpgaConfiguration() ) throw new AlreadyConfiguredException(); releaseIF = ! getInterfaceClaimed(settings[1] & 255); // System.out.println("EP "+ settings[0] + " IF "+settings[1]+ " claim " + releaseIF); // read the Bitstream file byte[][] buffer = new byte[16*1024*1024/transactionBytes][]; int size = 0; try { int j = transactionBytes; for ( int i=0; i<buffer.length && j==transactionBytes; i++ ) { buffer[i] = new byte[transactionBytes]; int k; j = 0; do { k = inputStream.read( buffer[i], j, transactionBytes-j ); if ( k < 0 ) k = 0; j += k; } while ( j<transactionBytes && k>0 ); size += j; } try { inputStream.close(); } catch ( Exception e ) { } } catch (IOException e) { throw new BitstreamReadException(e.getLocalizedMessage()); } if ( size < 64 ) throw new BitstreamReadException("Invalid file size: " + size ); // detect bitstream bit order and swap bits if necessary if ( bs<0 || bs>1 ) bs = detectBitstreamBitOrder ( buffer[0] ); if ( bs == 1 ) swapBits(buffer,size); // remove NOP's from the end /* System.out.println(size); while ( size-2>=0 && buffer[(size-2) / transactionBytes][(size-2) % transactionBytes] == 4 && buffer[(size-1) / transactionBytes][(size-1) % transactionBytes]==0 ) size-=2; System.out.println(size); */ // claim interface if required if ( releaseIF ) claimInterface( settings[1] & 255 ); // System.out.println(size & 127); // upload the Bitstream file for ( int tries=3; tries>0; tries-- ) { vendorCommand(0x34, "initHSFPGAConfiguration" ); try { t0 = -new Date().getTime(); for ( int i=0; i<buffer.length && i*transactionBytes < size; i++ ) { int j = size-i*transactionBytes; if (j>transactionBytes) j = transactionBytes; if ( j>0 ) { int l = LibusbJava.usb_bulk_write(handle(), settings[0] & 255, buffer[i], j, 1000); if ( l < 0 ) throw new UsbException("Error sending Bitstream: " + l + ": " + LibusbJava.usb_strerror()); else if ( l != j ) throw new UsbException("Error sending Bitstream: Sent " + l +" of " + j + " bytes"); } } try { Thread.sleep( (size % transactionBytes) / 1000 + 10 ); } catch ( InterruptedException e) { } vendorCommand(0x35, "finishHSFPGAConfiguration" ); t0 += new Date().getTime(); getFpgaState(); // System.err.println("fpgaConfigred=" + fpgaConfigured + " fpgaBytes="+fpgaBytes + " ("+size+") fpgaInitB="+fpgaInitB + " time=" + t0); if ( ! fpgaConfigured ) { throw new BitstreamUploadException( "FPGA configuration failed: DONE pin does not go high, possible USB transfer errors (INIT_B_HIST=" + fpgaInitB + (fpgaBytes==0 ? "" : "; " + (size - fpgaBytes) + " bytes got lost") + ")" ); } if ( enableExtraFpgaConfigurationChecks ) { if ( fpgaBytes!=0 && fpgaBytes!=size ) System.err.println("Warning: Possible FPGA configuration data loss: " + (size - fpgaBytes) + " bytes got lost"); if ( fpgaInitB!=222 ) System.err.println("Warning: Possible Bitstream CRC error: INIT_B_HIST=" + fpgaInitB ); } tries = 0; } catch ( BitstreamUploadException e ) { if (tries == 1) throw e; else if ( tries<3 || enableExtraFpgaConfigurationChecks ) System.err.println("Warning: " + e.getLocalizedMessage() +": Retrying it ..."); } } if ( releaseIF ) releaseInterface( settings[1] & 255 ); try { Thread.sleep( 25 ); } catch ( InterruptedException e) { } return t0; } // returns configuration time in ms /** * Upload a Bitstream to the FPGA using high speed mode. * @param fwFileName The file name of the Bitstream. The file can be a regular file or a system resource (e.g. a file from the current jar archive). * @param force If set to true existing configurations will be overwritten. (By default an {@link AlreadyConfiguredException} is thrown). * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. * @throws BitstreamUploadException if an error occurred while attempting to upload the Bitstream. * @throws AlreadyConfiguredException if the FPGA is already configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public long configureFpgaHS ( String fwFileName, boolean force, int bs ) throws BitstreamReadException, UsbException, BitstreamUploadException, AlreadyConfiguredException, InvalidFirmwareException, CapabilityException { try { return configureFpgaHS( JInputStream.getInputStream( fwFileName ), force, bs ); } catch (IOException e) { throw new BitstreamReadException(e.getLocalizedMessage()); } } // ******* configureFpga ***************************************************** // returns configuration time in ms /** * Upload a Bitstream to the FPGA using high speed mode (if available) or low speed mode. * @param inputStream for reading the Bitstream. * @param force If set to true existing configurations will be overwritten. (By default an {@link AlreadyConfiguredException} is thrown). * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. * @throws BitstreamUploadException if an error occurred while attempting to upload the Bitstream. * @throws AlreadyConfiguredException if the FPGA is already configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. * @throws IOException if mark/reset is not supported */ public long configureFpga ( InputStream inputStream, boolean force, int bs ) throws BitstreamReadException, UsbException, BitstreamUploadException, AlreadyConfiguredException, InvalidFirmwareException, CapabilityException, IOException { try { inputStream.mark(64*1024*1024); return configureFpgaHS( inputStream, force, bs ); } catch ( CapabilityException e ) { return configureFpgaLS( inputStream, force, bs ); } catch ( UsbException e ) { System.err.println("Warning: High speed FPGA configuration failed, trying low speed mode:" + e.getLocalizedMessage() +": Trying low speed mode"); inputStream.reset(); return configureFpgaLS( inputStream, force, bs ); } catch ( BitstreamUploadException e ) { System.err.println("Warning: High speed FPGA configuration failed, trying low speed mode:" + e.getLocalizedMessage() +": Trying low speed mode"); inputStream.reset(); return configureFpgaLS( inputStream, force, bs ); } } // returns configuration time in ms /** * Upload a Bitstream to the FPGA using high speed mode (if available) or low speed mode. * @param fwFileName The file name of the Bitstream. The file can be a regular file or a system resource (e.g. a file from the current jar archive). * @param force If set to true existing configurations will be overwritten. (By default an {@link AlreadyConfiguredException} is thrown). * @param bs 0: disable bit swapping, 1: enable bit swapping, all other values: automatic detection of bit order. * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. * @throws BitstreamUploadException if an error occurred while attempting to upload the Bitstream. * @throws AlreadyConfiguredException if the FPGA is already configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public long configureFpga ( String fwFileName, boolean force, int bs ) throws BitstreamReadException, UsbException, BitstreamUploadException, AlreadyConfiguredException, InvalidFirmwareException, CapabilityException { try { return configureFpgaHS( fwFileName, force, bs ); } catch ( CapabilityException e ) { return configureFpgaLS( fwFileName, force, bs ); } catch ( UsbException e ) { System.err.println("Warning: High speed FPGA configuration failed, trying low speed mode:" + e.getLocalizedMessage() +": Trying low speed mode"); return configureFpgaLS( fwFileName, force, bs ); } catch ( BitstreamUploadException e ) { System.err.println("Warning: High speed FPGA configuration failed, trying low speed mode:" + e.getLocalizedMessage() +": Trying low speed mode"); return configureFpgaLS( fwFileName, force, bs ); } } /** * Upload a Bitstream to the FPGA using high speed mode (if available) or low speed mode. * @param fwFileName The file name of the Bitstream. The file can be a regular file or a system resource (e.g. a file from the current jar archive). * @param force If set to true existing configurations will be overwritten. (By default an {@link AlreadyConfiguredException} is thrown). * @throws BitstreamReadException if an error occurred while attempting to read the Bitstream. * @throws BitstreamUploadException if an error occurred while attempting to upload the Bitstream. * @throws AlreadyConfiguredException if the FPGA is already configured. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if FPGA configuration is not supported by the firmware. */ public long configureFpga ( String fwFileName, boolean force ) throws BitstreamReadException, UsbException, BitstreamUploadException, AlreadyConfiguredException, InvalidFirmwareException, CapabilityException { return configureFpga(fwFileName, force, -1); } // ******* macEepromWrite ****************************************************** /** * Writes data to the MAC EEPROM. * @param addr The destination address of the MAC EEPROM. * @param buf The data. * @param length The amount of bytes to be sent. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if MAC EEPROM access is not supported by the firmware or if configuration data is present and there is a write to addresses 0 to 79. In order to override this behavior set {@link #config} variable to null. */ public void macEepromWrite ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_MAC_EEPROM); if ( ( config != null ) && ( addr<80 )) throw new CapabilityException(this, "Overwriting configuration data in MAC EEPROM"); vendorCommand2( 0x3C, "MAC EEPROM Write", addr, 0, buf, length ); try { Thread.sleep( 10 ); } catch ( InterruptedException e) { } } // ******* macEepromRead ******************************************************* /** * Reads data from the MAC EEPROM. * @param addr The source address of the MAC EEPROM. * @param buf A buffer for the storage of the data. * @param length The amount of bytes to be read. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if MAC EEPROM access is not supported by the firmware. */ public void macEepromRead ( int addr, byte[] buf, int length ) throws UsbException, InvalidFirmwareException, CapabilityException { checkCapability(CAPABILITY_MAC_EEPROM); vendorRequest2( 0x3B, "MAC EEPROM Read", addr, 0, buf, length ); try { Thread.sleep( 10 ); } catch ( InterruptedException e) { } } // ******* macEepromState ****************************************************** // returns true if MAC EEPROM is ready /** * Reads the current MAC EEPROM status. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if MAC EEPROM access is not supported by the firmware. * @return true if MAC EEPROM is ready. */ public boolean macEepromState ( ) throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[1]; checkCapability(CAPABILITY_MAC_EEPROM); vendorRequest2(0x3D, "MAC EEPROM State", 0, 0, buf, 1); return buf[0] == 0; } // ******* macRead ************************************************************* /** * Reads MAC address from MAC EEPROM. * @param buf A buffer with a minimum size of 6 bytes. * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if MAC EEPROM access is not supported by the firmware. * @throws IndexOutOfBoundsException If the buffer is smaller than 6 bytes. */ public void macRead ( byte[] buf ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { if ( buf.length < 6 ) throw new IndexOutOfBoundsException( "macRead: Buffer smaller than 6 Bytes" ); macEepromRead(250, buf, 6); } // ******* numberOfFpgas ******************************************************* /** * Returns the number of FPGA's * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @return number of FPGA's */ public int numberOfFpgas ( ) throws UsbException, InvalidFirmwareException { if ( numberOfFpgas < 0 ) { try { byte[] buffer = new byte[3]; checkCapability(CAPABILITY_MULTI_FPGA); vendorRequest2(0x50, "getMultiFpgaInfo", buffer, 3); numberOfFpgas = (buffer[0] & 255)+1; selectedFpga = buffer[1] & 255; parallelConfigSupport = buffer[2]==1; } catch ( CapabilityException e ) { numberOfFpgas = 1; selectedFpga = 0; parallelConfigSupport = false; } } return numberOfFpgas; } // ******* selectFpga ********************************************************** /** * Select a FPGA * @param num FPGA to select. Valid values are 0 to {@link #numberOfFpgas()}-1 * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws IndexOutOfBoundsException If FPGA number is not in range. */ public void selectFpga ( int num ) throws UsbException, InvalidFirmwareException, IndexOutOfBoundsException { numberOfFpgas(); if ( num<0 || num>=numberOfFpgas ) throw new IndexOutOfBoundsException( "selectFPGA: Invalid FPGA number" ); if ( numberOfFpgas != 1 ) { try { checkCapability(CAPABILITY_MULTI_FPGA); vendorCommand( 0x51, "selectFPGA", num, 0); } catch ( CapabilityException e ) { // should'nt occur } } selectedFpga = num; } // ******* TempSensorRead ****************************************************** /** * Read temperature sensor data. * @param idx Temperature sensor index * @return Temperature in deg. C * @throws InvalidFirmwareException If interface 1 or temperature sensor protocol is not supported. * @throws UsbException If a communication error occurs. * @throws CapabilityException If NVRAM access to ATxmega is not supported by the firmware. * @throws IndexOutOfBoundsException If idx is not in range. */ public double tempSensorRead ( int idx ) throws UsbException, InvalidFirmwareException, CapabilityException, IndexOutOfBoundsException { int[] xIdx = { 3, 4, 1, 2 }; checkCapability(CAPABILITY_TEMP_SENSOR); int len = 0; if ( tempSensorUpdateInterval < 40 ) tempSensorUpdateInterval = 40; if ( new Date().getTime() > lastTempSensorReadTime+tempSensorUpdateInterval ) { len = vendorRequest( 0x58, "Temperature Sensor Read", 0, 0, tempSensorBuf, tempSensorBuf.length ); lastTempSensorReadTime = new Date().getTime(); if ( len != 5 || tempSensorBuf[0] != 1 ) throw new InvalidFirmwareException("tempSensorRead: Invalid temperature sensor protocol"); } if ( idx<0 || idx>3 ) throw new IndexOutOfBoundsException( "tempSensorRead: Invalid temperature sensor index" ); return ((tempSensorBuf[xIdx[idx]] & 255)-77.2727)/1.5454; } // ******* printSpiState ******************************************************* // returns true if Flash is available /** * Prints out some debug information about SPI Flash.<br> * <b>Only use this method if such kind of Flash is installed.</b> * @throws InvalidFirmwareException if interface 1 is not supported. * @throws UsbException if a communication error occurs. * @throws CapabilityException if Flash memory access is not supported by the firmware. */ public boolean printSpiState ( ) throws UsbException, InvalidFirmwareException, CapabilityException { byte[] buf = new byte[10]; checkCapability(CAPABILITY_FLASH); vendorRequest2(0x43, "SPI State", 0, 0, buf, 10); System.out.println("ec=" + buf[0] + " vendor=" + Integer.toHexString(buf[1] & 255).toUpperCase() + "h" + " device=" + Integer.toHexString(buf[2] & 255).toUpperCase() + "h" + " memType=" + Integer.toHexString(buf[3] & 255).toUpperCase() + "h" + " eraseCmd=" + Integer.toHexString(buf[4] & 255).toUpperCase() + "h" + " lastCmd=" + Integer.toHexString(buf[5] & 255).toUpperCase() + "h" + " buf=" + (buf[6] & 255)+" "+(buf[7] & 255)+" "+(buf[8] & 255)+" "+(buf[9] & 255) ); return flashEnabled == 1; } }