/* toplevel.c -- Top level simulator source file
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/* toplevel.c -- Top level simulator source file
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
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This file is part of OpenRISC 1000 Architectural Simulator.
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This file is part of OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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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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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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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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/* Simulator commands. Help and version output. SIGINT processing.
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/* Simulator commands. Help and version output. SIGINT processing.
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Stdout redirection is specific to linux (I need to fix this). */
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Stdout redirection is specific to linux (I need to fix this). */
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#include "config.h"
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#include "config.h"
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#include <stdio.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <ctype.h>
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#include <string.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <signal.h>
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#include <signal.h>
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#include <stdarg.h>
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#include <stdarg.h>
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#include <fcntl.h>
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#include <fcntl.h>
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#ifdef HAVE_LIBREADLINE
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#ifdef HAVE_LIBREADLINE
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#include <readline/readline.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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#include <readline/history.h>
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#endif /* HAVE_LIBREADLINE */
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#endif /* HAVE_LIBREADLINE */
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#include "arch.h"
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#include "arch.h"
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#include "parse.h"
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#include "parse.h"
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#include "abstract.h"
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#include "abstract.h"
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#include "labels.h"
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#include "labels.h"
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#include "trace.h"
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#include "trace.h"
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#include "execute.h"
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#include "execute.h"
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#include "sim-config.h"
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#include "sim-config.h"
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#include "spr_defs.h"
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#include "spr_defs.h"
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#include "dma.h"
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#include "dma.h"
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#include "vapi.h"
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#include "vapi.h"
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#include "coff.h"
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#include "coff.h"
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#include "gdbcomm.h"
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#include "gdbcomm.h"
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/* CVS revision number. */
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/* CVS revision number. */
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const char rcsrev[] = "$Revision: 1.38 $";
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const char rcsrev[] = "$Revision: 1.39 $";
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/* Continuos run versus single step tracing switch. */
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/* Continuos run versus single step tracing switch. */
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int cont_run;
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int cont_run;
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/* History of execution */
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/* History of execution */
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int histexec[HISTEXEC_LEN];
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int histexec[HISTEXEC_LEN];
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char *sim_commands [] = {
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char *sim_commands [] = {
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"q",
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"q",
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"t",
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"t",
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"help",
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"help",
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"de",
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"de",
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"dm",
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"dm",
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"run",
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"run",
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"pr",
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"pr",
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"pm",
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"pm",
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"pc",
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"pc",
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"reset",
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"reset",
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"break",
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"break",
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"hist",
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"hist",
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"stats",
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"stats",
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"stall"
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"stall"
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"info",
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"info",
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"r",
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"r",
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"dv",
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"dv",
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0
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0
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};
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};
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inline void debug(const char *format, ...)
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inline void debug(const char *format, ...)
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{
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{
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char *p;
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char *p;
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va_list ap;
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va_list ap;
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if (config.sim.debug) {
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if (config.sim.debug) {
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if ((p = malloc(1000)) == NULL)
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if ((p = malloc(1000)) == NULL)
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return;
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return;
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va_start(ap, format);
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va_start(ap, format);
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(void) vsnprintf(p, 1000, format, ap);
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(void) vsnprintf(p, 1000, format, ap);
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va_end(ap);
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va_end(ap);
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printf("%s\n", p);
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printf("%s\n", p);
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fflush(stdout);
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fflush(stdout);
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free(p);
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free(p);
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} else {
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} else {
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#if DEBUG
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#if DEBUG
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if ((p = malloc(1000)) == NULL)
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if ((p = malloc(1000)) == NULL)
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return;
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return;
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va_start(ap, format);
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va_start(ap, format);
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(void) vsnprintf(p, 1000, format, ap);
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(void) vsnprintf(p, 1000, format, ap);
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va_end(ap);
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va_end(ap);
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printf("%s\n", p);
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printf("%s\n", p);
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fflush(stdout);
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fflush(stdout);
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free(p);
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free(p);
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#endif
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#endif
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}
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}
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}
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}
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void ctrl_c(signum)
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void ctrl_c(signum)
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int signum;
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int signum;
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{
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{
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extern int cpu_stalled; /* CZ from debug_interface */
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extern int cpu_stalled; /* CZ from debug_interface */
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cont_run = cpu_stalled ? 0 : 1;
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cont_run = cpu_stalled ? 0 : 1;
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config.sim.iprompt = 1;
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config.sim.iprompt = 1;
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cpu_stalled = 0;
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cpu_stalled = 0;
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signal(SIGINT, ctrl_c);
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signal(SIGINT, ctrl_c);
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}
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}
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void version()
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void version()
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{
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{
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printf ("\n");
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printf ("\n");
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printf ("OpenRISC 1000 (OR16+OR32) Architectural Simulator, %s\n", rcsrev);
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printf ("OpenRISC 1000 (OR16+OR32) Architectural Simulator, %s\n", rcsrev);
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printf ("Copyright (C) 1999 Damjan Lampret, lampret@opencores.org\n");
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printf ("Copyright (C) 1999 Damjan Lampret, lampret@opencores.org\n");
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printf ("Copyright (C) 2000 Damjan Lampret, lampret@opencores.org\n");
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printf ("Copyright (C) 2000 Damjan Lampret, lampret@opencores.org\n");
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printf (" Jimmy Chen-Min Chen, jimmy@ee.nctu.edu.tw\n");
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printf (" Jimmy Chen-Min Chen, jimmy@ee.nctu.edu.tw\n");
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printf (" Johan Rydberg, johan.rydberg@insight.se\n");
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printf (" Johan Rydberg, johan.rydberg@insight.se\n");
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printf (" Marko Mlinar, markom@opencores.org\n");
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printf (" Marko Mlinar, markom@opencores.org\n");
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printf ("Copyright (C) 2001 Simon Srot, simons@opencores.org\n");
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printf ("Copyright (C) 2001 Simon Srot, simons@opencores.org\n");
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printf (" Marko Mlinar, markom@opencores.org\n");
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printf (" Marko Mlinar, markom@opencores.org\n");
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printf ("Visit http://www.opencores.org for more information about ");
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printf ("Visit http://www.opencores.org for more information about ");
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printf ("OpenRISC 1000 and\nother open source cores.\n\n");
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printf ("OpenRISC 1000 and\nother open source cores.\n\n");
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printf ("This software comes with ABSOLUTELY NO WARRANTY; for ");
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printf ("This software comes with ABSOLUTELY NO WARRANTY; for ");
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printf ("details see COPYING.\nThis is free software, and you ");
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printf ("details see COPYING.\nThis is free software, and you ");
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printf ("are welcome to redistribute it under certain\nconditions; ");
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printf ("are welcome to redistribute it under certain\nconditions; ");
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printf ("for details see COPYING.\n");
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printf ("for details see COPYING.\n");
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}
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}
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void
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void
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help()
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help()
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{
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{
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printf("q - quit simulator\n");
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printf("q - quit simulator\n");
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printf("r - display all registers\n");
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printf("r - display all registers\n");
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printf("t - execute next instruction\n");
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printf("t - execute next instruction\n");
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printf("run <cycles> [<hush>] - execute <cycles> instructions, no reg dump if hush\n");
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printf("run <cycles> [<hush>] - execute <cycles> instructions, no reg dump if hush\n");
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printf("pr <r> <value> - patch register <r> with <value>\n");
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printf("pr <r> <value> - patch register <r> with <value>\n");
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printf("dm <fromaddr> [<toaddr>] - display memory from <fromaddr> to <toaddr>\n");
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printf("dm <fromaddr> [<toaddr>] - display memory from <fromaddr> to <toaddr>\n");
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printf("de <fromaddr> [<toaddr>] - debug insn memory\n");
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printf("de <fromaddr> [<toaddr>] - debug insn memory\n");
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printf("pm <addr> <value> - patch memory location <addr> with <value>\n");
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printf("pm <addr> <value> - patch memory location <addr> with <value>\n");
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printf("pc <value> - patch PC register with <value>\n");
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printf("pc <value> - patch PC register with <value>\n");
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printf("break <addr> - toggle breakpoint at address <addr>\n");
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printf("break <addr> - toggle breakpoint at address <addr>\n");
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printf("reset - simulator reset\n");
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printf("reset - simulator reset\n");
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printf("hist - execution history\n");
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printf("hist - execution history\n");
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printf("stall - stalls the processor and gives control to the debugger\n");
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printf("stall - stalls the processor and gives control to the debugger\n");
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printf("stats <num|clear> - execution statistics num or clear it.\n");
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printf("stats <num|clear> - execution statistics num or clear it.\n");
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printf("info - configuration info (caches etc.)\n");
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printf("info - configuration info (caches etc.)\n");
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printf("dv <fromaddr> [<toaddr>] [<modname>] - dumps memory as verilog (use redirect)\n");
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printf("dv <fromaddr> [<toaddr>] [<modname>] - dumps memory as verilog (use redirect)\n");
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printf("dh <fromaddr> [<toaddr>] - dumps memory as hex code (use redirect)\n");
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printf("dh <fromaddr> [<toaddr>] - dumps memory as hex code (use redirect)\n");
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printf("<cmd> > <filename> - redirect simulator stdout to <filename> (and not emulated printf)\n");
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printf("<cmd> > <filename> - redirect simulator stdout to <filename> (and not emulated printf)\n");
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printf("debug - toggles simulator debug mode\n");
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printf("debug - toggles simulator debug mode\n");
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printf("help - available commands (this list)\n");
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printf("help - available commands (this list)\n");
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}
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}
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void debugmem( unsigned long from, unsigned long to );
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void debugmem( unsigned long from, unsigned long to );
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/* Initalizes all devices and sim */
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/* Initalizes all devices and sim */
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void sim_init ()
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void sim_init ()
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{
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{
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init_labels();
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init_labels();
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init_breakpoints();
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init_breakpoints();
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initstats();
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initstats();
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build_automata();
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build_automata();
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if(GDB_ENABLED) {
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if (GDB_ENABLED) {
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serverPort = config.debug.server_port;
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serverPort = config.debug.server_port;
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if(server_fd = GetServerSocket("or1ksim","tcp",serverPort))
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if(server_fd = GetServerSocket("or1ksim","tcp",serverPort))
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printf("JTAG Proxy server started on port %d\n",serverPort);
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printf("JTAG Proxy server started on port %d\n",serverPort);
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}
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}
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if(config.sim.profile) {
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if (config.sim.profile) {
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config.sim.fprof = fopen(config.sim.prof_fn, "wt+");
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config.sim.fprof = fopen(config.sim.prof_fn, "wt+");
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if(!config.sim.fprof) {
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if(!config.sim.fprof) {
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config.sim.profile = 0;
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config.sim.profile = 0;
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fprintf(stderr, "WARNING: Problems opening profile file. Profiling disabled. \n");
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fprintf(stderr, "WARNING: Problems opening profile file. Profiling disabled. \n");
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} else
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} else
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fprintf(config.sim.fprof, "+00000000 FFFFFFFF FFFFFFFF main\n");
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fprintf(config.sim.fprof, "+00000000 FFFFFFFF FFFFFFFF main\n");
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}
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}
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if (config.sim.exe_log) {
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if (config.sim.exe_log) {
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config.sim.fexe_log = fopen(config.sim.exe_log_fn, "wt+");
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config.sim.fexe_log = fopen(config.sim.exe_log_fn, "wt+");
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if(!config.sim.fexe_log) {
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if(!config.sim.fexe_log) {
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config.sim.exe_log = 0;
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config.sim.exe_log = 0;
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printf("WARNING: Problems opening exe_log file. Execution logging disabled. \n");
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printf("WARNING: Problems opening exe_log file. Execution logging disabled. \n");
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}
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}
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}
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}
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/* Initialize memory */
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/* Initialize memory */
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{
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{
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extern struct dev_memarea *dev_list;
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extern struct dev_memarea *dev_list;
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int i;
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int i;
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if (config.memory.type == MT_RANDOM) {
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if (config.memory.type == MT_RANDOM) {
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unsigned int val = 0;
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unsigned int val = 0;
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if (config.memory.random_seed == -1) {
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if (config.memory.random_seed == -1) {
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config.memory.random_seed = time(NULL);
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config.memory.random_seed = time(NULL);
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/* Print out the seed just in case we ever need to debug */
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/* Print out the seed just in case we ever need to debug */
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printf("Seeding random generator with value %d\n", config.memory.random_seed);
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printf("Seeding random generator with value %d\n", config.memory.random_seed);
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}
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}
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srandom(config.memory.random_seed);
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srandom(config.memory.random_seed);
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for (cur_area = dev_list; cur_area; cur_area = cur_area->next)
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for (cur_area = dev_list; cur_area; cur_area = cur_area->next)
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for(i = 0; i < cur_area->size; i++) {
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for(i = 0; i < cur_area->size; i++) {
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val = random();
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val = random();
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setsim_mem8(i + cur_area->addr_compare, val & 0xFF);
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setsim_mem8(i + cur_area->addr_compare, val & 0xFF);
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}
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}
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} else if(config.memory.type == MT_PATTERN) {
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} else if(config.memory.type == MT_PATTERN) {
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for (cur_area = dev_list; cur_area; cur_area = cur_area->next)
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for (cur_area = dev_list; cur_area; cur_area = cur_area->next)
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for(i = 0; i < cur_area->size; i++)
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for(i = 0; i < cur_area->size; i++)
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setsim_mem8(i + cur_area->addr_compare, config.memory.pattern);
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setsim_mem8(i + cur_area->addr_compare, config.memory.pattern);
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} else if (config.memory.type != MT_UNKNOWN) {
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} else if (config.memory.type != MT_UNKNOWN) {
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fprintf(stderr, "Invalid memory configuration type.\n");
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fprintf(stderr, "Invalid memory configuration type.\n");
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exit(1);
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exit(1);
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}
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}
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}
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}
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if(config.filename) {
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if(config.filename) {
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unsigned long endaddr = 0xFFFFFFFF;
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unsigned long endaddr = 0xFFFFFFFF;
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endaddr = loadcode(config.filename, 0, 0); /* MM170901 always load at address zero. */
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endaddr = loadcode(config.filename, 0, 0); /* MM170901 always load at address zero. */
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if (endaddr == -1) {
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if (endaddr == -1) {
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fprintf(stderr, "Problems loading boot code.\n");
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fprintf(stderr, "Problems loading boot code.\n");
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exit(1);
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exit(1);
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}
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}
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}
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}
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/* Disable gdb debugging, if debug module is not available. */
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/* Disable gdb debugging, if debug module is not available. */
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if (!config.debug.enabled)
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if (!config.debug.enabled)
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config.debug.gdb_enabled = 0;
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config.debug.gdb_enabled = 0;
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/* Start VAPI before device initialization. */
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if (config.vapi.enabled) {
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vapi_init ();
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if (config.sim.verbose)
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printf ("VAPI started, waiting for clients.\n");
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}
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uart_reset();
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uart_reset();
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dma_reset();
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dma_reset();
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eth_reset();
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eth_reset();
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tick_reset();
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tick_reset();
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pm_reset();
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pm_reset();
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pic_reset();
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pic_reset();
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mc_reset();
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mc_reset();
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reset();
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reset();
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/* Wait till all test are connected. */
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if (config.vapi.enabled) {
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int numu = vapi_num_unconnected ();
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if (numu) {
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printf ("\n");
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while (numu = vapi_num_unconnected ()) {
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printf ("\rWaiting for %i VAPI tests to connect. ", numu);
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usleep (100);
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}
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}
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printf ("All devices connected \n");
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}
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}
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}
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|
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/* Display info about various modules */
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/* Display info about various modules */
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void sim_info () {
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void sim_info () {
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itlb_status(-1);
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itlb_status(-1);
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dtlb_status(-1);
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dtlb_status(-1);
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ic_info();
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ic_info();
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dc_info();
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dc_info();
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sprs_status();
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sprs_status();
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if (config.cpu.bpb) bpb_info();
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if (config.cpu.bpb) bpb_info();
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if (config.cpu.btic) btic_info();
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if (config.cpu.btic) btic_info();
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if (config.uarts_enabled) uart_status();
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if (config.uarts_enabled) uart_status();
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if (config.dmas_enabled) dma_status();
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if (config.dmas_enabled) dma_status();
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if (config.ethernets_enabled) eth_status();
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if (config.ethernets_enabled) eth_status();
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}
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}
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|
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/* Cleanup */
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/* Cleanup */
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void sim_done ()
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void sim_done ()
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{
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{
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if (config.sim.profile) {
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if (config.sim.profile) {
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extern int cycles;
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extern int cycles;
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fprintf(config.sim.fprof,"-%08X FFFFFFFF\n", cycles);
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fprintf(config.sim.fprof,"-%08X FFFFFFFF\n", cycles);
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fclose(config.sim.fprof);
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fclose(config.sim.fprof);
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}
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}
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if (config.sim.exe_log) fclose(config.sim.fexe_log);
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if (config.sim.exe_log) fclose(config.sim.fexe_log);
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if (config.vapi.enabled) vapi_done ();
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if (config.vapi.enabled) vapi_done ();
|
exit(0);
|
exit(0);
|
}
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}
|
|
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int main(argc, argv)
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int main(argc, argv)
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int argc;
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int argc;
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char *argv[];
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char *argv[];
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{
|
{
|
char *linestr;
|
char *linestr;
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char item1[500], b2[500], prev_str[500] = "";
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char item1[500], b2[500], prev_str[500] = "";
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char *redirstr;
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char *redirstr;
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int hush = 0;
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int hush = 0;
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int first_prompt = 1;
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int first_prompt = 1;
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int trace_fd = 0;
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int trace_fd = 0;
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|
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srand(getpid());
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srand(getpid());
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init_defconfig();
|
init_defconfig();
|
if (parse_args(argc, argv)) {
|
if (parse_args(argc, argv)) {
|
printf("Usage: %s [options] <filename>\n", argv[0]);
|
printf("Usage: %s [options] <filename>\n", argv[0]);
|
printf("Options:\n");
|
printf("Options:\n");
|
printf(" -v version and copyright note\n");
|
printf(" -v version and copyright note\n");
|
printf(" -i enable interactive command prompt\n");
|
printf(" -i enable interactive command prompt\n");
|
printf(" -f or --file change script file [sim.cfg]\n");
|
printf(" -f or --file change script file [sim.cfg]\n");
|
printf(" --nosrv do not launch JTAG proxy server\n"); /* (CZ) */
|
printf(" --nosrv do not launch JTAG proxy server\n"); /* (CZ) */
|
printf(" --srv <n> launch JTAG proxy server on port <n>; [random]\n"); /* (CZ) */
|
printf(" --srv <n> launch JTAG proxy server on port <n>; [random]\n"); /* (CZ) */
|
printf(" --profile enable profiling\n");
|
printf(" --profile enable profiling\n");
|
exit(-1);
|
exit(-1);
|
}
|
}
|
|
|
#ifdef HAVE_LIBREADLINE
|
#ifdef HAVE_LIBREADLINE
|
initialize_readline (); /* Bind our completer. */
|
initialize_readline (); /* Bind our completer. */
|
#endif
|
#endif
|
|
|
/* Read configuration file. */
|
/* Read configuration file. */
|
read_script_file(config.script_file);
|
read_script_file(config.script_file);
|
print_config();
|
print_config();
|
signal(SIGINT, ctrl_c);
|
signal(SIGINT, ctrl_c);
|
sim_init ();
|
sim_init ();
|
|
|
while(1) {
|
while(1) {
|
if (config.sim.iprompt) {
|
if (config.sim.iprompt) {
|
if (GDB_ENABLED && server_fd)
|
if (GDB_ENABLED && server_fd)
|
{
|
{
|
printf ("(sim) ");
|
printf ("(sim) ");
|
fflush(stdout);
|
fflush(stdout);
|
HandleServerSocket(true); /* block & check_stdin = true */
|
HandleServerSocket(true); /* block & check_stdin = true */
|
}
|
}
|
#ifdef HAVE_LIBREADLINE
|
#ifdef HAVE_LIBREADLINE
|
/* Must disable readline in new mode. It isn't compatible
|
/* Must disable readline in new mode. It isn't compatible
|
with non blocking environments */
|
with non blocking environments */
|
if(!server_fd)
|
if(!server_fd)
|
linestr = readline("(sim) ");
|
linestr = readline("(sim) ");
|
else
|
else
|
linestr = fgets(b2, sizeof b2, stdin);
|
linestr = fgets(b2, sizeof b2, stdin);
|
#else
|
#else
|
if(!server_fd)
|
if(!server_fd)
|
printf ("(sim) ");
|
printf ("(sim) ");
|
linestr = fgets(b2, sizeof b2, stdin);
|
linestr = fgets(b2, sizeof b2, stdin);
|
#endif
|
#endif
|
} else
|
} else
|
strcpy(linestr = b2, "run -1 hush");
|
strcpy(linestr = b2, "run -1 hush");
|
|
|
if (!linestr)
|
if (!linestr)
|
break;
|
break;
|
linestr = stripwhite (linestr);
|
linestr = stripwhite (linestr);
|
|
|
#ifdef HAVE_LIBREADLINE
|
#ifdef HAVE_LIBREADLINE
|
/* Readline only works in the old mode */
|
/* Readline only works in the old mode */
|
if(!server_fd)
|
if(!server_fd)
|
{
|
{
|
if (strlen(linestr) == 0) {
|
if (strlen(linestr) == 0) {
|
char *l = repeat_last_command ();
|
char *l = repeat_last_command ();
|
|
|
if (l) {
|
if (l) {
|
free (linestr);
|
free (linestr);
|
linestr = l;
|
linestr = l;
|
}
|
}
|
}
|
}
|
|
|
if (*linestr) {
|
if (*linestr) {
|
add_history (linestr);
|
add_history (linestr);
|
}
|
}
|
}
|
}
|
#endif /* HAVE_LIBREADLINE */
|
#endif /* HAVE_LIBREADLINE */
|
|
|
if (redirstr = strstr(linestr, ">")) {
|
if (redirstr = strstr(linestr, ">")) {
|
*redirstr = '\0';
|
*redirstr = '\0';
|
strtoken(&redirstr[1], item1, 1);
|
strtoken(&redirstr[1], item1, 1);
|
freopen(item1, "w+", stdout);
|
freopen(item1, "w+", stdout);
|
}
|
}
|
|
|
if (linestr[0] == '\n')
|
if (linestr[0] == '\n')
|
strcpy (linestr, &prev_str[0]);
|
strcpy (linestr, &prev_str[0]);
|
else
|
else
|
strcpy (&prev_str[0], linestr);
|
strcpy (&prev_str[0], linestr);
|
|
|
strtoken(linestr, item1, 1);
|
strtoken(linestr, item1, 1);
|
if (strcmp(item1, "q") == 0) { /* quit */
|
if (strcmp(item1, "q") == 0) { /* quit */
|
printf ("\n");
|
printf ("\n");
|
sim_done ();
|
sim_done ();
|
} else
|
} else
|
if (strcmp(item1, "help") == 0) /* help */
|
if (strcmp(item1, "help") == 0) /* help */
|
help();
|
help();
|
else
|
else
|
if (strcmp(item1, "t") == 0) { /* trace */
|
if (strcmp(item1, "t") == 0) { /* trace */
|
cont_run = 1;
|
cont_run = 1;
|
} else
|
} else
|
if (strcmp(item1, "dm") == 0) { /* dump memory */
|
if (strcmp(item1, "dm") == 0) { /* dump memory */
|
char item2[20];
|
char item2[20];
|
char item3[20];
|
char item3[20];
|
static int from = 0, to = 0;
|
static int from = 0, to = 0;
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item3, 3);
|
|
|
if (strlen(item2)) {
|
if (strlen(item2)) {
|
if (item2[0] == '_')
|
if (item2[0] == '_')
|
from = eval_label(item2);
|
from = eval_label(item2);
|
else
|
else
|
from = strtoul(item2, NULL, 0);
|
from = strtoul(item2, NULL, 0);
|
to = from + 0x40;
|
to = from + 0x40;
|
}
|
}
|
if (strlen(item3))
|
if (strlen(item3))
|
to = strtoul(item3, NULL, 0);
|
to = strtoul(item3, NULL, 0);
|
dumpmemory(from, to, 0);
|
dumpmemory(from, to, 0);
|
printf("\n");
|
printf("\n");
|
} else
|
} else
|
if (strcmp(item1, "dv") == 0) {/* dump memory as verilog*/
|
if (strcmp(item1, "dv") == 0) {/* dump memory as verilog*/
|
char item2[20];
|
char item2[20];
|
char item3[20];
|
char item3[20];
|
char item4[20];
|
char item4[20];
|
static int from = 0, to = 0;
|
static int from = 0, to = 0;
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item4, 4);
|
strtoken(linestr, item4, 4);
|
|
|
if (strlen(item2)) {
|
if (strlen(item2)) {
|
if (item2[0] == '_')
|
if (item2[0] == '_')
|
from = eval_label(item2);
|
from = eval_label(item2);
|
else
|
else
|
from = strtoul(item2, NULL, 0);
|
from = strtoul(item2, NULL, 0);
|
to = from + 0x40;
|
to = from + 0x40;
|
}
|
}
|
if (strlen(item3))
|
if (strlen(item3))
|
to = strtoul(item3, NULL, 0);
|
to = strtoul(item3, NULL, 0);
|
if (!strlen(item4))
|
if (!strlen(item4))
|
strcpy(item4, "or1k_mem");
|
strcpy(item4, "or1k_mem");
|
dumpverilog(item4, from, to);
|
dumpverilog(item4, from, to);
|
printf("\n");
|
printf("\n");
|
} else
|
} else
|
if (strcmp(item1, "dh") == 0) {/* dump memory as hex*/
|
if (strcmp(item1, "dh") == 0) {/* dump memory as hex*/
|
char item2[20];
|
char item2[20];
|
char item3[20];
|
char item3[20];
|
static int from = 0, to = 0;
|
static int from = 0, to = 0;
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item3, 3);
|
|
|
if (strlen(item2)) {
|
if (strlen(item2)) {
|
if (item2[0] == '_')
|
if (item2[0] == '_')
|
from = eval_label(item2);
|
from = eval_label(item2);
|
else
|
else
|
from = strtoul(item2, NULL, 0);
|
from = strtoul(item2, NULL, 0);
|
to = from + 0x40;
|
to = from + 0x40;
|
}
|
}
|
if (strlen(item3))
|
if (strlen(item3))
|
to = strtoul(item3, NULL, 0);
|
to = strtoul(item3, NULL, 0);
|
dumphex(from, to);
|
dumphex(from, to);
|
printf("\n");
|
printf("\n");
|
} else
|
} else
|
if (strcmp(item1, "pm") == 0) { /* patch memory */
|
if (strcmp(item1, "pm") == 0) { /* patch memory */
|
char item2[20];
|
char item2[20];
|
char item3[20];
|
char item3[20];
|
static int addr = 0;
|
static int addr = 0;
|
int breakpoint = 0;
|
int breakpoint = 0;
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item3, 3);
|
if (strlen(item2))
|
if (strlen(item2))
|
if (item2[0] == '_')
|
if (item2[0] == '_')
|
addr = eval_label(item2);
|
addr = eval_label(item2);
|
else
|
else
|
addr = strtoul(item2, NULL, 0);
|
addr = strtoul(item2, NULL, 0);
|
set_mem32(addr, strtoul(item3, NULL, 0), &breakpoint);
|
set_mem32(addr, strtoul(item3, NULL, 0), &breakpoint);
|
} else
|
} else
|
if (strcmp(item1, "pr") == 0) { /* patch regs */
|
if (strcmp(item1, "pr") == 0) { /* patch regs */
|
char item2[20];
|
char item2[20];
|
char item3[20];
|
char item3[20];
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item3, 3);
|
set_reg32(strtoul(item2, NULL,0), strtoul(item3, NULL, 0));
|
set_reg32(strtoul(item2, NULL,0), strtoul(item3, NULL, 0));
|
} else
|
} else
|
if (strcmp(item1, "pc") == 0) { /* patch PC */
|
if (strcmp(item1, "pc") == 0) { /* patch PC */
|
char item2[20];
|
char item2[20];
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
pcnext = strtoul(item2, NULL, 0);
|
pcnext = strtoul(item2, NULL, 0);
|
} else
|
} else
|
if (strcmp(item1, "break") == 0) { /* set/clear breakpoint */
|
if (strcmp(item1, "break") == 0) { /* set/clear breakpoint */
|
char item2[20];
|
char item2[20];
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
set_insnbrkpoint(strtoul(item2, NULL, 0));
|
set_insnbrkpoint(strtoul(item2, NULL, 0));
|
} else
|
} else
|
if (strcmp(item1, "r") == 0) { /* dump regs */
|
if (strcmp(item1, "r") == 0) { /* dump regs */
|
dumpreg();
|
dumpreg();
|
} else
|
} else
|
if (strcmp(item1, "de") == 0) { /* reset simulator */
|
if (strcmp(item1, "de") == 0) { /* reset simulator */
|
char item2[20];
|
char item2[20];
|
char item3[20];
|
char item3[20];
|
static int from = 0, to = 0;
|
static int from = 0, to = 0;
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item3, 3);
|
|
|
if (strlen(item2)) {
|
if (strlen(item2)) {
|
if (item2[0] == '_')
|
if (item2[0] == '_')
|
from = eval_label(item2);
|
from = eval_label(item2);
|
else
|
else
|
from = strtoul(item2, NULL, 0);
|
from = strtoul(item2, NULL, 0);
|
to = from + 0x40;
|
to = from + 0x40;
|
}
|
}
|
if (strlen(item3))
|
if (strlen(item3))
|
to = strtoul(item3, NULL, 0);
|
to = strtoul(item3, NULL, 0);
|
debugmem(from, to);
|
debugmem(from, to);
|
printf("\n");
|
printf("\n");
|
} else
|
} else
|
if (strcmp(item1, "reset") == 0) { /* reset simulator */
|
if (strcmp(item1, "reset") == 0) { /* reset simulator */
|
uart_reset();
|
uart_reset();
|
dma_reset();
|
dma_reset();
|
eth_reset();
|
eth_reset();
|
tick_reset();
|
tick_reset();
|
pm_reset();
|
pm_reset();
|
pic_reset();
|
pic_reset();
|
reset(); /* Old or new mode */
|
reset(); /* Old or new mode */
|
} else
|
} else
|
if (strcmp(item1, "debug") == 0) { /* debug mode */
|
if (strcmp(item1, "debug") == 0) { /* debug mode */
|
config.sim.debug ^= 1;
|
config.sim.debug ^= 1;
|
} else
|
} else
|
if (strcmp(item1, "hist") == 0) { /* dump history */
|
if (strcmp(item1, "hist") == 0) { /* dump history */
|
int i;
|
int i;
|
for(i = HISTEXEC_LEN; i; i--)
|
for(i = HISTEXEC_LEN; i; i--)
|
dumpmemory(histexec[i - 1], histexec[i - 1] + 4, 1);
|
dumpmemory(histexec[i - 1], histexec[i - 1] + 4, 1);
|
printf("\n");
|
printf("\n");
|
} else
|
} else
|
if (strcmp(item1, "run") == 0) { /* run */
|
if (strcmp(item1, "run") == 0) { /* run */
|
char item2[20];
|
char item2[20];
|
char item3[20];
|
char item3[20];
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item3, 3);
|
strtoken(linestr, item3, 3);
|
if (strcmp(item3, "hush") == 0)
|
if (strcmp(item3, "hush") == 0)
|
hush = 1;
|
hush = 1;
|
else
|
else
|
hush = 0;
|
hush = 0;
|
cont_run = strtol(item2, NULL, 0);
|
cont_run = strtol(item2, NULL, 0);
|
} else
|
} else
|
if(!strcmp(item1, "stall")) { /* Added by CZ 210801 */
|
if(!strcmp(item1, "stall")) { /* Added by CZ 210801 */
|
extern int cpu_stalled; /* CZ from debug_interface */
|
extern int cpu_stalled; /* CZ from debug_interface */
|
cpu_stalled = 1;
|
cpu_stalled = 1;
|
config.sim.iprompt = 0;
|
config.sim.iprompt = 0;
|
cont_run = -1;
|
cont_run = -1;
|
hush = 1;
|
hush = 1;
|
} else
|
} else
|
if (!strcmp(item1, "trace")) { /* Added by CZ 210801 */
|
if (!strcmp(item1, "trace")) { /* Added by CZ 210801 */
|
char item2[256];
|
char item2[256];
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
if(trace_fd)
|
if(trace_fd)
|
{
|
{
|
close(trace_fd);
|
close(trace_fd);
|
trace_fd = 0;
|
trace_fd = 0;
|
}
|
}
|
if(strcmp(item2,"off")) /* if we're not being turned off */
|
if(strcmp(item2,"off")) /* if we're not being turned off */
|
{
|
{
|
if(item2[0])
|
if(item2[0])
|
trace_fd = open(item2,O_CREAT | O_NOCTTY |
|
trace_fd = open(item2,O_CREAT | O_NOCTTY |
|
O_TRUNC | O_WRONLY, 0644);
|
O_TRUNC | O_WRONLY, 0644);
|
else
|
else
|
trace_fd = dup(1);
|
trace_fd = dup(1);
|
if(trace_fd < 0)
|
if(trace_fd < 0)
|
{
|
{
|
perror(item2[0]?item2:"stdout");
|
perror(item2[0]?item2:"stdout");
|
trace_fd = 0;
|
trace_fd = 0;
|
}
|
}
|
}
|
}
|
} else
|
} else
|
if (strcmp(item1, "stats") == 0) { /* stats */
|
if (strcmp(item1, "stats") == 0) { /* stats */
|
char item2[20];
|
char item2[20];
|
int i = 0;
|
int i = 0;
|
|
|
strtoken(linestr, item2, 2);
|
strtoken(linestr, item2, 2);
|
if (strcmp(item2, "clear") == 0) {
|
if (strcmp(item2, "clear") == 0) {
|
initstats();
|
initstats();
|
printf("Cleared.\n");
|
printf("Cleared.\n");
|
} else {
|
} else {
|
i = strtoul(item2, NULL, 0);
|
i = strtoul(item2, NULL, 0);
|
printstats(i);
|
printstats(i);
|
}
|
}
|
} else
|
} else
|
if (strcmp(item1, "info") == 0) /* configuration info */
|
if (strcmp(item1, "info") == 0) /* configuration info */
|
sim_info ();
|
sim_info ();
|
else
|
else
|
printf("%s: Unknown command.\n", linestr);
|
printf("%s: Unknown command.\n", linestr);
|
|
|
|
|
/* MM: 'run -1' means endless execution. */
|
/* MM: 'run -1' means endless execution. */
|
while(cont_run != 0) {
|
while(cont_run != 0) {
|
int debug_slowdown = DEBUG_SLOWDOWN;
|
int debug_slowdown = DEBUG_SLOWDOWN;
|
extern int cycle_delay; /* Added by CZ 27/05/01. Set during exception. */
|
extern int cycle_delay; /* Added by CZ 27/05/01. Set during exception. */
|
extern int cpu_stalled; /* CZ from debug_interface */
|
extern int cpu_stalled; /* CZ from debug_interface */
|
|
|
if (cpu_stalled)
|
if (cpu_stalled)
|
if(GDB_ENABLED) {
|
if(GDB_ENABLED) {
|
BlockJTAG();
|
BlockJTAG();
|
HandleServerSocket(false);
|
HandleServerSocket(false);
|
continue;
|
continue;
|
} else
|
} else
|
fprintf (stderr, "WARNING: CPU stalled and gdb connection not enabled.");
|
fprintf (stderr, "WARNING: CPU stalled and gdb connection not enabled.");
|
|
|
if (!testsprbits(SPR_PMR, SPR_PMR_DME | SPR_PMR_SME)) {
|
if (!testsprbits(SPR_PMR, SPR_PMR_DME | SPR_PMR_SME)) {
|
if(cycle_delay <= 0) {
|
if(cycle_delay <= 0) {
|
unsigned int addr;
|
unsigned int addr;
|
if (cont_run > 0) cont_run--;
|
if (cont_run > 0) cont_run--;
|
if(fetch()) {
|
if(fetch()) {
|
cont_run = 0; /* memory breakpoint encountered */
|
cont_run = 0; /* memory breakpoint encountered */
|
break;
|
break;
|
}
|
}
|
addr = iqueue[0].insn_addr;
|
addr = iqueue[0].insn_addr;
|
|
|
/* If trace_fd is non zero, we want
|
/* If trace_fd is non zero, we want
|
to make sure that disassemble is called */
|
to make sure that disassemble is called */
|
|
|
decode_execute(&iqueue[0],trace_fd);
|
decode_execute(&iqueue[0],trace_fd);
|
if(trace_fd) {
|
if(trace_fd) {
|
char sTemp[256];
|
char sTemp[256];
|
char sTemp2[256];
|
char sTemp2[256];
|
unsigned long value;
|
unsigned long value;
|
extern char *disassembled;
|
extern char *disassembled;
|
extern unsigned long reg[];
|
extern unsigned long reg[];
|
|
|
/* The objects passed to the
|
/* The objects passed to the
|
trace command should not be
|
trace command should not be
|
hardcoded like this...instead
|
hardcoded like this...instead
|
what to dump should be passed
|
what to dump should be passed
|
on the command line.
|
on the command line.
|
|
|
FIX THIS LATER...
|
FIX THIS LATER...
|
*/
|
*/
|
value = (evalsim_mem8(0x306bc) << 24) +
|
value = (evalsim_mem8(0x306bc) << 24) +
|
(evalsim_mem8(0x306bd) << 16) +
|
(evalsim_mem8(0x306bd) << 16) +
|
(evalsim_mem8(0x306be) << 8)
|
(evalsim_mem8(0x306be) << 8)
|
+ evalsim_mem8(0x306bf);
|
+ evalsim_mem8(0x306bf);
|
|
|
sprintf(sTemp,"0x%06x: %s",addr,disassembled);
|
sprintf(sTemp,"0x%06x: %s",addr,disassembled);
|
memset(sTemp2,' ',sizeof(sTemp2));
|
memset(sTemp2,' ',sizeof(sTemp2));
|
strncpy(sTemp2,sTemp,strlen(sTemp));
|
strncpy(sTemp2,sTemp,strlen(sTemp));
|
sprintf(&sTemp2[40],"<0x%08x,0x%08x> [0x%08x]\n",
|
sprintf(&sTemp2[40],"<0x%08x,0x%08x> [0x%08x]\n",
|
reg[3],reg[4],value);
|
reg[3],reg[4],value);
|
write(trace_fd,sTemp2,strlen(sTemp2));
|
write(trace_fd,sTemp2,strlen(sTemp2));
|
}
|
}
|
update_pc();
|
update_pc();
|
analysis();
|
analysis();
|
if (!hush)
|
if (!hush)
|
dumpreg();
|
dumpreg();
|
} else
|
} else
|
cycle_delay--;
|
cycle_delay--;
|
|
|
pic_clock();
|
pic_clock();
|
dc_clock();
|
dc_clock();
|
ic_clock();
|
ic_clock();
|
if (!testsprbits(SPR_PMR, SPR_PMR_SME)) tick_clock();
|
if (!testsprbits(SPR_PMR, SPR_PMR_SME)) tick_clock();
|
}
|
}
|
|
|
pm_clock();
|
pm_clock();
|
if (config.uarts_enabled) uart_clock();
|
if (config.uarts_enabled) uart_clock();
|
if (config.dmas_enabled) dma_clock();
|
if (config.dmas_enabled) dma_clock();
|
if (config.ethernets_enabled) eth_clock();
|
if (config.ethernets_enabled) eth_clock();
|
if (config.sim.exe_log) dump_exe_log();
|
if (config.sim.exe_log) dump_exe_log();
|
if (config.vapi.enabled) vapi_check();
|
if (config.vapi.enabled) vapi_check();
|
if (GDB_ENABLED && debug_slowdown-- == 0) {
|
if (GDB_ENABLED && debug_slowdown-- == 0) {
|
debug_slowdown = DEBUG_SLOWDOWN;
|
debug_slowdown = DEBUG_SLOWDOWN;
|
HandleServerSocket(false); /* block & check_stdin = false */
|
HandleServerSocket(false); /* block & check_stdin = false */
|
}
|
}
|
}
|
}
|
hush = 0;
|
hush = 0;
|
fflush(stdout);
|
fflush(stdout);
|
freopen("/dev/fd/0", "w+", stdout);
|
freopen("/dev/fd/0", "w+", stdout);
|
|
|
if (!config.sim.iprompt) /* non-interactive quit */
|
if (!config.sim.iprompt) /* non-interactive quit */
|
sim_done();
|
sim_done();
|
|
|
#ifdef HAVE_LIBREADLINE
|
#ifdef HAVE_LIBREADLINE
|
if (linestr)
|
if (linestr)
|
free (linestr);
|
free (linestr);
|
#endif
|
#endif
|
|
|
}
|
}
|
sim_done();
|
sim_done();
|
}
|
}
|
|
|
#ifdef HAVE_LIBREADLINE
|
#ifdef HAVE_LIBREADLINE
|
char *command_generator ();
|
char *command_generator ();
|
char **sim_completion ();
|
char **sim_completion ();
|
|
|
/* Tell the GNU readline library how to complete. We want to try to complete
|
/* Tell the GNU readline library how to complete. We want to try to complete
|
on command names if this is the first word in the line, or on filenames
|
on command names if this is the first word in the line, or on filenames
|
if not. */
|
if not. */
|
void initialize_readline ()
|
void initialize_readline ()
|
{
|
{
|
/* Allow conditional parsing of the ~/.inputrc file. */
|
/* Allow conditional parsing of the ~/.inputrc file. */
|
rl_readline_name = "or1ksim";
|
rl_readline_name = "or1ksim";
|
|
|
/* Tell the completer that we want a crack first. */
|
/* Tell the completer that we want a crack first. */
|
rl_attempted_completion_function = (CPPFunction *)sim_completion;
|
rl_attempted_completion_function = (CPPFunction *)sim_completion;
|
}
|
}
|
|
|
/* Attempt to complete on the contents of TEXT. START and END bound the
|
/* Attempt to complete on the contents of TEXT. START and END bound the
|
region of rl_line_buffer that contains the word to complete. TEXT is
|
region of rl_line_buffer that contains the word to complete. TEXT is
|
the word to complete. We can use the entire contents of rl_line_buffer
|
the word to complete. We can use the entire contents of rl_line_buffer
|
in case we want to do some simple parsing. Return the array of matches,
|
in case we want to do some simple parsing. Return the array of matches,
|
or NULL if there aren't any. */
|
or NULL if there aren't any. */
|
char **
|
char **
|
sim_completion (text, start, end)
|
sim_completion (text, start, end)
|
char *text;
|
char *text;
|
int start, end;
|
int start, end;
|
{
|
{
|
char **matches;
|
char **matches;
|
|
|
matches = (char **)NULL;
|
matches = (char **)NULL;
|
|
|
/* If this word is at the start of the line, then it is a command
|
/* If this word is at the start of the line, then it is a command
|
to complete. Otherwise it is the name of a file in the current
|
to complete. Otherwise it is the name of a file in the current
|
directory. */
|
directory. */
|
if (start == 0)
|
if (start == 0)
|
matches = completion_matches (text, command_generator);
|
matches = completion_matches (text, command_generator);
|
|
|
return (matches);
|
return (matches);
|
}
|
}
|
|
|
/* Generator function for command completion. STATE lets us know whether
|
/* Generator function for command completion. STATE lets us know whether
|
to start from scratch; without any state (i.e. STATE == 0), then we
|
to start from scratch; without any state (i.e. STATE == 0), then we
|
start at the top of the list. */
|
start at the top of the list. */
|
char *
|
char *
|
command_generator (text, state)
|
command_generator (text, state)
|
char *text;
|
char *text;
|
int state;
|
int state;
|
{
|
{
|
static int list_index, len;
|
static int list_index, len;
|
char *name;
|
char *name;
|
|
|
/* If this is a new word to complete, initialize now. This includes
|
/* If this is a new word to complete, initialize now. This includes
|
saving the length of TEXT for efficiency, and initializing the index
|
saving the length of TEXT for efficiency, and initializing the index
|
variable to 0. */
|
variable to 0. */
|
if (!state)
|
if (!state)
|
{
|
{
|
list_index = 0;
|
list_index = 0;
|
len = strlen (text);
|
len = strlen (text);
|
}
|
}
|
|
|
/* Return the next name which partially matches from the command list. */
|
/* Return the next name which partially matches from the command list. */
|
while (name = sim_commands[list_index])
|
while (name = sim_commands[list_index])
|
{
|
{
|
list_index++;
|
list_index++;
|
|
|
if (strncmp (name, text, len) == 0)
|
if (strncmp (name, text, len) == 0)
|
return (dupstr(name));
|
return (dupstr(name));
|
}
|
}
|
|
|
/* If no names matched, then return NULL. */
|
/* If no names matched, then return NULL. */
|
return ((char *)NULL);
|
return ((char *)NULL);
|
}
|
}
|
|
|
/* Repeats the last command. */
|
/* Repeats the last command. */
|
char *
|
char *
|
repeat_last_command ()
|
repeat_last_command ()
|
{
|
{
|
int offset = where_history ();
|
int offset = where_history ();
|
HIST_ENTRY *hist;
|
HIST_ENTRY *hist;
|
|
|
if (hist = history_get (offset))
|
if (hist = history_get (offset))
|
{
|
{
|
return dupstr (hist->line);
|
return dupstr (hist->line);
|
}
|
}
|
return 0;
|
return 0;
|
}
|
}
|
|
|
#endif
|
#endif
|
|
|
extern char *disassembled;
|
extern char *disassembled;
|
void debugmem( unsigned long from, unsigned long to )
|
void debugmem( unsigned long from, unsigned long to )
|
{
|
{
|
int i;
|
int i;
|
printf("starting to dump mem...\n");
|
printf("starting to dump mem...\n");
|
for(i=from; i<to; ) {
|
for(i=from; i<to; ) {
|
struct label_entry *entry;
|
struct label_entry *entry;
|
unsigned int _insn;
|
unsigned int _insn;
|
printf("i=%x :: ", i);
|
printf("i=%x :: ", i);
|
|
|
if (verify_memoryarea(i) && (entry = get_label(i)))
|
if (verify_memoryarea(i) && (entry = get_label(i)))
|
printf("label: %s |", entry->name);
|
printf("label: %s |", entry->name);
|
|
|
iqueue[0].insn = _insn = evalsim_mem32(i);
|
iqueue[0].insn = _insn = evalsim_mem32(i);
|
iqueue[0].insn_index = insn_decode(_insn);
|
iqueue[0].insn_index = insn_decode(_insn);
|
disassemble_insn (_insn);
|
disassemble_insn (_insn);
|
printf("%08x %s\n", _insn, disassembled);
|
printf("%08x %s\n", _insn, disassembled);
|
i += insn_len( iqueue[0].insn_index );
|
i += insn_len( iqueue[0].insn_index );
|
}
|
}
|
}
|
}
|
|
|