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859 lines
16 KiB
C
859 lines
16 KiB
C
/*
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* $Id$
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*
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* Copyright (C) 2002, 2003 ETC s.r.o.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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 Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*
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* Written by Marcel Telka <marcel@telka.sk>, 2002, 2003.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "gettext.h"
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#define _(s) gettext(s)
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#define N_(s) gettext_noop(s)
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#define P_(s,p,n) ngettext(s,p,n)
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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#include "part.h"
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#include "cable.h"
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#include "tap.h"
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#include "detect.h"
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#include "bus.h"
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#ifndef HAVE_GETLINE
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ssize_t getline( char **lineptr, size_t *n, FILE *stream );
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#endif
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cable_driver_t *cable = NULL;
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parts *ps = NULL;
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bus_driver_t *bus_driver = NULL;
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static char *
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get_token( char *buf )
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{
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return strtok( buf, " \f\n\r\t\v" );
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}
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void detectflash( parts *ps );
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void readmem( parts *ps, FILE *f, uint32_t addr, uint32_t len );
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void flashmem( parts *ps, FILE *f, uint32_t addr );
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void flashmsbin( parts *ps, FILE *f );
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void help( const char *cmd );
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void discovery( const char *filename );
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int jtag_parse_file( const char *filename );
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#define JTAGDIR ".jtag"
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#define HISTORYFILE "history"
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#define RCFILE "rc"
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void
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jtag_create_jtagdir( void )
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{
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char *home = getenv( "HOME" );
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char *jdir;
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if (!home)
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return;
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jdir = malloc( strlen(home) + strlen(JTAGDIR) + 2 ); /* "/" and trailing \0 */
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if (!jdir)
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return;
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strcpy( jdir, home );
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strcat( jdir, "/" );
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strcat( jdir, JTAGDIR );
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/* Create the directory if it doesn't exists. */
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mkdir( jdir, 0755 );
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free( jdir );
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}
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void
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jtag_load_history( void )
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{
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char *home = getenv( "HOME" );
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char *file;
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using_history();
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if (!home)
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return;
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file = malloc( strlen(home) + strlen(JTAGDIR) + strlen(HISTORYFILE) + 3 ); /* 2 x "/" and trailing \0 */
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if (!file)
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return;
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strcpy( file, home );
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strcat( file, "/" );
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strcat( file, JTAGDIR );
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strcat( file, "/" );
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strcat( file, HISTORYFILE );
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read_history( file );
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free( file );
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}
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void
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jtag_save_history( void )
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{
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char *home = getenv( "HOME" );
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char *file;
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if (!home)
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return;
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file = malloc( strlen(home) + strlen(JTAGDIR) + strlen(HISTORYFILE) + 3); /* 2 x "/" and trailing \0 */
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if (!file)
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return;
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strcpy( file, home );
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strcat( file, "/" );
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strcat( file, JTAGDIR );
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strcat( file, "/");
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strcat( file, HISTORYFILE );
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write_history( file );
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free( file );
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}
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int
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jtag_parse_line( char *line )
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{
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char *t;
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if (!line || !(strlen( line ) > 0))
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return 1;
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t = get_token( line );
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if (!t)
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return 1;
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if (strcmp( t, "quit" ) == 0) {
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if (get_token( NULL )) {
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printf( _("quit: syntax error\n\nType \"help\" for help.\n\n") );
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return 1;
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}
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return 0;
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}
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if (strcmp( t, "help" ) == 0) {
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t = get_token( NULL );
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if (get_token( NULL ))
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printf( _("help: Syntax error!\n") );
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else
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help( t );
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return 1;
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}
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if (strcmp( t, "frequency" ) == 0) {
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uint32_t freq;
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t = get_token( NULL );
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if (!t) {
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printf( _("Missing argument(s)\n") );
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return 1;
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}
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if ((sscanf( t, "0x%x", &freq ) != 1) && (sscanf( t, "%u", &freq ) != 1)) {
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printf( _("syntax error\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("frequency: syntax error\n") );
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return 1;
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}
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printf( _("Setting TCK frequency to %u Hz\n"), freq );
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frequency = freq;
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return 1;
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}
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if (strcmp( t, "cable" ) == 0) {
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int i;
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unsigned int port;
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t = get_token( NULL );
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if (!t) {
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printf( _("Missing argument(s)\n") );
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return 1;
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}
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if (strcmp( t, "parallel" ) != 0) {
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printf( _("syntax error!\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("Missing argument(s)\n") );
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return 1;
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}
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if ((sscanf( t, "0x%x", &port ) != 1) && (sscanf( t, "%d", &port ) != 1)) {
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printf( _("syntax error\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("Missing argument(s)\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("syntax error!\n") );
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return 1;
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}
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if (strcmp( t, "none" ) == 0) {
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printf( _("Changed cable to 'none'\n") );
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cable = NULL;
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return 1;
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}
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for (i = 0; cable_drivers[i]; i++)
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if (strcmp( t, cable_drivers[i]->name ) == 0)
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break;
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if (!cable_drivers[i]) {
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printf( _("Unknown cable: %s\n"), t );
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return 1;
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}
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cable = cable_drivers[i];
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printf( _("Initializing %s on parallel port at 0x%x\n"), cable->description, port );
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if (!cable->init( port )) {
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printf( _("Error: Cable driver initialization failed!\n") );
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cable = NULL;
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return 1;
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}
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cable->set_trst( 0 );
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cable->set_trst( 1 );
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tap_reset();
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return 1;
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}
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if (strcmp( t, "discovery" ) == 0) {
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("discovery: missing filename\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("syntax error!\n") );
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return 1;
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}
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discovery( t );
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return 1;
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}
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if (strcmp( t, "detect" ) == 0) {
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("detect: syntax error\n") );
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return 1;
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}
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parts_free( ps );
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ps = detect_parts( JTAG_DATA_DIR );
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if (!ps->len) {
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parts_free( ps );
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ps = NULL;
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return 1;
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}
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parts_set_instruction( ps, "SAMPLE/PRELOAD" );
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parts_shift_instructions( ps );
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parts_shift_data_registers( ps );
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parts_set_instruction( ps, "BYPASS" );
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parts_shift_instructions( ps );
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if (strcmp( ps->parts[0]->part, "SA1110" ) == 0)
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bus_driver = &sa1110_bus_driver;
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if (strcmp( ps->parts[0]->part, "PXA250" ) == 0)
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bus_driver = &pxa250_bus_driver;
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if (strcmp( ps->parts[0]->part, "IXP425" ) == 0)
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bus_driver = &ixp425_bus_driver;
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return 1;
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}
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if (strcmp( t, "flashmem" ) == 0) {
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FILE *f;
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int msbin = 0;
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uint32_t addr = 0;
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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if (!ps) {
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printf( _("Run \"detect\" first.\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("flashmem: Missing argument(s)\n") );
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return 1;
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}
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if (strcmp( t, "msbin" ) != 0) {
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if ((sscanf( t, "0x%x", &addr ) != 1) && (sscanf( t, "%d", &addr ) != 1)) {
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printf( _("error\n") );
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return 1;
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}
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printf( "0x%08X\n", addr );
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} else
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msbin = 1;
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/* filename */
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t = get_token( NULL );
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if (!t) {
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printf( _("flashmem: missing filename\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("syntax error!\n") );
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return 1;
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}
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f = fopen( t, "r" );
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if (!f) {
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printf( _("Unable to open file `%s'!\n"), t );
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return 1;
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}
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if (msbin)
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flashmsbin( ps, f );
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else
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flashmem( ps, f, addr );
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fclose( f );
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return 1;
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}
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if (strcmp( t, "readmem" ) == 0) {
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FILE *f;
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uint32_t addr = 0;
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uint32_t len = 0;
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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if (!ps) {
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printf( _("Run \"detect\" first.\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("flashmem: Missing argument(s)\n") );
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return 1;
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}
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if ((sscanf( t, "0x%x", &addr ) != 1) && (sscanf( t, "%d", &addr ) != 1)) {
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printf( _("syntax error\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("flashmem: Missing argument(s)\n") );
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return 1;
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}
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if ((sscanf( t, "0x%x", &len ) != 1) && (sscanf( t, "%d", &len ) != 1)) {
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printf( _("syntax error\n") );
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return 1;
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}
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/* filename */
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t = get_token( NULL );
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if (!t) {
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printf( _("flashmem: missing filename\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("syntax error!\n") );
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return 1;
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}
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f = fopen( t, "w" );
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if (!f) {
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printf( _("Unable to create file `%s'!\n"), t );
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return 1;
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}
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readmem( ps, f, addr, len );
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fclose( f );
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return 1;
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}
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if (strcmp( t, "detectflash" ) == 0) {
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if (get_token( NULL )) {
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printf( _("detectflash: syntax error\n") );
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return 1;
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}
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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if (!ps) {
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printf( _("Run \"detect\" first.\n") );
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return 1;
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}
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detectflash( ps );
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return 1;
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}
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if (strcmp( t, "print" ) == 0) {
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if (get_token( NULL )) {
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printf( _("print: syntax error\n") );
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return 1;
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}
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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parts_print( ps, 1 );
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return 1;
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}
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if (strcmp( t, "instruction" ) == 0) {
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int n;
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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if (!ps) {
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printf( _("Run \"detect\" first.\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("instruction: syntax error\n") );
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return 1;
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}
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n = strtol( t, &t, 10 );
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if (t && *t) {
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printf( _("instruction: syntax error\n") );
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return 1;
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}
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if ((n < 0) || (n >= ps->len)) {
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printf( _("instruction: invalid part number\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("instruction: missing instruction name\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("instruction: syntax error\n") );
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return 1;
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}
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part_set_instruction( ps->parts[n], t );
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if (ps->parts[n]->active_instruction == NULL)
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printf( _("instruction: unknown instruction %s\n"), t );
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return 1;
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}
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if (strcmp( t, "shift" ) == 0) {
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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t = get_token( NULL );
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if (t && (strcmp( t, "ir" ) == 0)) {
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parts_shift_instructions( ps );
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return 1;
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}
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if (t && (strcmp( t, "dr" ) == 0)) {
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parts_shift_data_registers( ps );
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return 1;
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}
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printf( _("shift: syntax error\n") );
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return 1;
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}
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if (strcmp( t, "dr" ) == 0) {
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int n;
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int dir;
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tap_register *r;
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if (!cable) {
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printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
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return 1;
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}
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if (!ps) {
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printf( _("Run \"detect\" first.\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t) {
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printf( _("dr: syntax error\n") );
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return 1;
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}
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n = strtol( t, &t, 10 );
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if (t && *t) {
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printf( _("dr: syntax error\n") );
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return 1;
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}
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if ((n < 0) || (n >= ps->len)) {
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printf( _("dr: invalid part number\n") );
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return 1;
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}
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t = get_token( NULL );
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if (!t)
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dir = 1;
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else {
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if (strcmp( t, "in" ) == 0)
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dir = 0;
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else if (strcmp( t, "out" ) == 0)
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dir = 1;
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else {
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printf( _("dr: syntax error\n") );
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return 1;
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}
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if (get_token( NULL )) {
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printf( _("dr: syntax error\n") );
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return 1;
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}
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}
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if (dir)
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r = ps->parts[n]->active_instruction->data_register->out;
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|
else
|
|
r = ps->parts[n]->active_instruction->data_register->in;
|
|
printf( "%s\n", register_get_string( r ) );
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (strcmp( t, "set" ) == 0) {
|
|
int n;
|
|
int data;
|
|
int dir;
|
|
char *s;
|
|
|
|
if (!cable) {
|
|
printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
|
|
return 1;
|
|
}
|
|
|
|
if (!ps) {
|
|
printf( _("Run \"detect\" first.\n") );
|
|
return 1;
|
|
}
|
|
|
|
t = get_token( NULL );
|
|
if (!t || strcmp( t, "signal" ) != 0) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
t = get_token( NULL );
|
|
if (!t) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
n = strtol( t, &t, 10 );
|
|
if (t && *t) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
if ((n < 0) || (n >= ps->len)) {
|
|
printf( _("set: invalid part number\n") );
|
|
return 1;
|
|
}
|
|
|
|
s = get_token( NULL ); /* signal name */
|
|
if (!s) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
t = get_token( NULL ); /* direction */
|
|
if (!t || (strcmp( t, "in" ) != 0 && strcmp( t, "out" ) != 0)) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
dir = (strcmp( t, "in" ) == 0) ? 0 : 1;
|
|
if (dir) {
|
|
t = get_token( NULL );
|
|
if (!t) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
data = strtol( t, &t, 10 );
|
|
if (t && *t) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
if ((data < 0) || (data > 1)) {
|
|
printf( _("set: invalid data value\n") );
|
|
return 1;
|
|
}
|
|
} else
|
|
data = 0;
|
|
|
|
if (get_token( NULL )) {
|
|
printf( _("set: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
part_set_signal( ps->parts[n], s, dir, data );
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (strcmp( t, "get" ) == 0) {
|
|
int n;
|
|
int data;
|
|
|
|
if (!cable) {
|
|
printf( _("Error: Cable not configured. Use 'cable' command first!\n") );
|
|
return 1;
|
|
}
|
|
|
|
if (!ps) {
|
|
printf( _("Run \"detect\" first.\n") );
|
|
return 1;
|
|
}
|
|
|
|
t = get_token( NULL );
|
|
if (!t || strcmp( t, "signal" ) != 0) {
|
|
printf( _("get: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
t = get_token( NULL );
|
|
if (!t) {
|
|
printf( _("get: syntax error\n") );
|
|
return 1;
|
|
}
|
|
n = strtol( t, &t, 10 );
|
|
if (t && *t) {
|
|
printf( _("get: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
if ((n < 0) || (n >= ps->len)) {
|
|
printf( _("get: invalid part number\n") );
|
|
return 1;
|
|
}
|
|
|
|
t = get_token( NULL ); /* signal name */
|
|
if (!t || get_token( NULL )) {
|
|
printf( _("get: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
data = part_get_signal( ps->parts[n], t );
|
|
if (data != -1)
|
|
printf( _("%s = %d\n"), t, data );
|
|
|
|
return 1;
|
|
}
|
|
|
|
if (strcmp( t, "script" ) == 0) {
|
|
t = get_token( NULL ); /* filename */
|
|
if (!t) {
|
|
printf( _("script: missing filename\n") );
|
|
return 1;
|
|
}
|
|
if (get_token( NULL )) {
|
|
printf( _("script: syntax error\n") );
|
|
return 1;
|
|
}
|
|
|
|
jtag_parse_file( t );
|
|
|
|
return 1;
|
|
}
|
|
|
|
printf( _("%s: unknown command\n"), t );
|
|
|
|
return 1;
|
|
}
|
|
|
|
void
|
|
jtag_readline_loop( const char *prompt )
|
|
{
|
|
char *line = NULL;
|
|
|
|
/* Iterate */
|
|
while (jtag_parse_line( line )) {
|
|
free( line );
|
|
|
|
/* Read a line from the terminal */
|
|
line = readline( prompt );
|
|
|
|
/* Check if we actually got something */
|
|
if (line && (strlen( line ) > 0))
|
|
add_history( line );
|
|
}
|
|
free( line );
|
|
}
|
|
|
|
int
|
|
jtag_parse_file( const char *filename )
|
|
{
|
|
FILE *f;
|
|
int go = 1;
|
|
char *line = NULL;
|
|
int n = 0;
|
|
|
|
f = fopen( filename, "r" );
|
|
if (!f) {
|
|
printf( _("Unable to open file `%s'!\n"), filename);
|
|
return 1;
|
|
}
|
|
|
|
while (getline( &line, &n, f ) != -1)
|
|
if (strlen(line) > 0)
|
|
go = jtag_parse_line(line);
|
|
|
|
free(line);
|
|
fclose(f);
|
|
|
|
return go;
|
|
}
|
|
|
|
void
|
|
jtag_parse_rc( void )
|
|
{
|
|
char *home = getenv( "HOME" );
|
|
char *file;
|
|
|
|
if (!home)
|
|
return;
|
|
|
|
file = malloc( strlen(home) + strlen(JTAGDIR) + strlen(RCFILE) + 3 ); /* 2 x "/" and trailing \0 */
|
|
if (!file)
|
|
return;
|
|
|
|
strcpy( file, home );
|
|
strcat( file, "/" );
|
|
strcat( file, JTAGDIR );
|
|
strcat( file, "/" );
|
|
strcat( file, RCFILE );
|
|
|
|
jtag_parse_file( file );
|
|
|
|
free( file );
|
|
}
|
|
|
|
int
|
|
main( void )
|
|
{
|
|
#ifdef ENABLE_NLS
|
|
/* l10n support */
|
|
setlocale( LC_MESSAGES, "" );
|
|
bindtextdomain( PACKAGE, LOCALEDIR );
|
|
textdomain( PACKAGE );
|
|
#endif /* ENABLE_NLS */
|
|
|
|
printf(
|
|
_("%s\n"
|
|
"Copyright (C) 2002, 2003 ETC s.r.o.\n"
|
|
"%s is free software, covered by the GNU General Public License, and you are\n"
|
|
"welcome to change it and/or distribute copies of it under certain conditions.\n"
|
|
"There is absolutely no warranty for %s.\n\n"), PACKAGE_STRING, PACKAGE, PACKAGE
|
|
);
|
|
|
|
printf( _("Warning: %s may damage your hardware! Type \"quit\" for exit!\n\n"), PACKAGE );
|
|
printf( _("Type \"help\" for help.\n\n") );
|
|
|
|
/* Create ~/.jtag */
|
|
jtag_create_jtagdir();
|
|
|
|
/* Parse and execute the RC file */
|
|
jtag_parse_rc();
|
|
|
|
/* Load history */
|
|
jtag_load_history();
|
|
|
|
/* main loop */
|
|
jtag_readline_loop( "jtag> " );
|
|
|
|
/* Save history */
|
|
jtag_save_history();
|
|
|
|
parts_free( ps );
|
|
|
|
if (cable) {
|
|
cable->set_trst( 0 );
|
|
cable->set_trst( 1 );
|
|
tap_reset();
|
|
cable->done();
|
|
|
|
cable = NULL;
|
|
}
|
|
|
|
return 0;
|
|
}
|