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235 lines
6.2 KiB
235 lines
6.2 KiB
/***************************************************************************
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* Copyright (C) 2005 by Mark Six *
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* marksix@xs4all.nl *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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***************************************************************************/
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/* FIXME
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*
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* This source is still a mess.
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* I will clean it in the (near?) future.
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*
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*/
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#include "jtagprogrammer.h"
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#include <iostream>
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#include <tqapplication.h>
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#include <tqeventloop.h>
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bool IDCODE_PROM[] = { 0, 1, 1, 1, 1, 1, 1, 1 } ;
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bool BYPASS_PROM[] = { 1, 1, 1, 1, 1, 1, 1, 1 } ;
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bool IDCODE[] = { 1, 0, 0, 1, 0, 0 } ;
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bool CFG_IN[] = { 1, 0, 1, 0, 0, 0 } ;
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bool JSTART[] = { 0, 0, 1, 1, 0, 0 } ;
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bool JPROGRAM[] = { 1, 1, 0, 1, 0, 0 } ;
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bool JSHUTDOWN[] = { 1, 0, 1, 1, 0, 0 } ;
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bool USER1[] = { 0, 1, 0, 0, 0, 0 } ;
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bool USER2[] = { 1, 1, 0, 0, 0, 0 } ;
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#define XCF02S 0x05045093
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#define XC3S50 0x0140C093
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#define XC3S200 0x01414093
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#define XC3S400 0x0141C093
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#define XC3S1000 0x01428093
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#define XC3S1500 0x01434093
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#define XC3S2000 0x01440093
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#define XC3S4000 0x01448093
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#define XC3S5000 0x01450093
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#define ID_LEN 32
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const char *id_string[] =
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{
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"XS3S50", "XS3S200", "XS3S400", "XS3S1000", "XS3S1500", "XS3S2000", "XS3S4000", "XS3S5000",
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"XCF02S"
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} ;
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const unsigned int id_code[] =
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{
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XC3S50, XC3S200, XC3S400, XC3S1000, XC3S1500, XC3S2000, XC3S4000, XC3S5000,
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XCF02S
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} ;
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#define MAX_IDS ( sizeof( id_code ) / sizeof( int ) )
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JTAGProgrammer::JTAGProgrammer( TQObject *parent )
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{
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m_parent = parent ;
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m_bitFilename = "" ;
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m_dev = new CJTAG ;
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}
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JTAGProgrammer::~JTAGProgrammer()
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{
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m_dev->close() ;
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delete m_dev ;
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}
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int JTAGProgrammer::getDevice( bool *id ) {
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unsigned int j, dev_id ;
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for ( j = 0, dev_id = 0 ; j < ID_LEN ; j++ ) {
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dev_id |= id[ j ] << j ;
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}
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for ( j = 0 ; j < MAX_IDS ; j++ ) {
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if ( id_code[j] == dev_id ) {
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std::string s ;
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s = std::string( "Found Device : ") + id_string[j] + std::string( "\n" );
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emit message( s.c_str() ) ;
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return dev_id ;
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}
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}
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std::cout << "Unknown ID: " << std::hex << dev_id << "\n" ;
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return 0 ;
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}
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void JTAGProgrammer::program()
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{
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if ( m_bitFilename == "" ) {
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emit message( "No filename given\n" ) ;
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return ;
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}
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bool id[ ID_LEN], ones[ ID_LEN ], dummy[ 32 ] ;
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int device0, device1 ;
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bool prom_present = true ;
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for ( int i = 0 ; i < ID_LEN ; i++ )
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ones[i] = 1 ;
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if ( m_dev->isOpen() )
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return ;
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if ( !m_dev->open( (char*) "/dev/parport0" ) ) {
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emit message( "/dev/parport0 could not be opened; check permissions\n" ) ;
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return ;
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}
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/* ...Get device(s)... */
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m_dev->selectIR() ;
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m_dev->setIR( IDCODE_PROM, 8 ) ;
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m_dev->setIR( IDCODE, 5 ) ;
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m_dev->exitIR( IDCODE[5] ) ;
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m_dev->selectDR() ;
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m_dev->setDR( ones, id, ID_LEN ) ;
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device0 = getDevice( id ) ;
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if ( !device0 ) {
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emit message( "Unknown device in JTAG chain\n" ) ;
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goto exit ;
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}
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m_dev->setDR( ones, id, ID_LEN-1 ) ;
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id[ 31 ] = m_dev->exitDR( 1 ) ;
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device1 = getDevice( id ) ;
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if ( !device1 ) {
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emit message( "Second device is unknown (I will try to continue)\n" ) ;
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prom_present = false ;
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}
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/* ....Setup for configuration..... */
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m_dev->selectIR() ;
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m_dev->setIR( JPROGRAM, 5 ) ; /* Clear configuration memory */
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m_dev->exitIR( JPROGRAM[5] ) ; /* Although this is not documented?? */
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m_dev->selectIR();
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if ( prom_present ) m_dev->setIR( BYPASS_PROM, 8 ) ;
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m_dev->setIR( JSHUTDOWN, 5 ) ;
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m_dev->exitIR( JSHUTDOWN[5] ) ;
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m_dev->selectRunTestIdle() ;
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for ( int i = 0 ; i < 20 ; i++ ) /* Shutdown sequence */
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m_dev->execute( 0, 0 ) ;
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m_dev->selectIR() ;
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if ( prom_present ) m_dev->setIR( BYPASS_PROM, 8 ) ;
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m_dev->setIR( CFG_IN, 5 ) ;
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m_dev->exitIR( CFG_IN[5] ) ;
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/* ....Send bit file.....*/
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FILE *bit_file ;
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bit_file = fopen( m_bitFilename.c_str(), "r" ) ;
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if ( bit_file == NULL ) {
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emit message( "Could not read bit file\n" ) ;
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goto exit ;
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}
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int size ;
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bool frame[ 8 ] ;
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unsigned int cur, next ;
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size = 0 ;
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m_dev->selectDR() ;
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fread( &cur, 1, 1, bit_file ) ;
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int prog, prev_prog, total ;
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fseek( bit_file, 0, SEEK_END ) ;
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total = ftell( bit_file ) ;
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rewind( bit_file ) ;
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emit message( "Programming..." ) ;
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for (prog=prev_prog=0;;) {
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for ( int i = 0 ; i < 8; i++, cur <<= 1 )
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frame[i] = (cur & 0x80 ) != 0 ;
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size += 1;
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emit progress( size*100/total ) ;
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if ( fread( &next, 1, 1, bit_file ) == 0 )
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break ;
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m_dev->setDR( frame, dummy, 8 ) ;
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cur = next ;
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TQApplication::eventLoop()->processEvents( TQEventLoop::AllEvents ) ;
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}
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std::cout << std::endl ;
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m_dev->setDR( frame, dummy, 7 ) ;
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m_dev->exitDR( frame[7] ) ;
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fclose( bit_file ) ;
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/*....Start FPGA.....*/
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m_dev->selectTestLogicReset() ;
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m_dev->selectIR() ;
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if ( prom_present ) m_dev->setIR( BYPASS_PROM, 8 ) ;
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m_dev->setIR( JSTART, 5 ) ;
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m_dev->exitIR( JSTART[5] ) ;
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m_dev->selectRunTestIdle() ;
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for ( int i = 0 ; i < 20 ; i++ ) /* Start up sequence */
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m_dev->execute( 0, 0 ) ;
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emit message( "done.\n" ) ;
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exit:
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m_dev->close() ;
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}
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void JTAGProgrammer::setBitFile( std::string filename )
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{
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m_bitFilename = filename ;
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}
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#include "jtagprogrammer.moc"
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