/* main.c --- main function for stand-alone M32C simulator.
-Copyright (C) 2005, 2007 Free Software Foundation, Inc.
+Copyright (C) 2005-2019 Free Software Foundation, Inc.
Contributed by Red Hat, Inc.
This file is part of the GNU simulators.
along with this program. If not, see <http://www.gnu.org/licenses/>. */
+#include "config.h"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <setjmp.h>
#include <signal.h>
+#include <sys/types.h>
+
+#ifdef HAVE_SYS_SOCKET_H
+#ifdef HAVE_NETINET_IN_H
+#ifdef HAVE_NETINET_TCP_H
+#define HAVE_networking
+#endif
+#endif
+#endif
+
+#ifdef HAVE_networking
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netinet/tcp.h>
+#endif
+
#include "bfd.h"
#include "misc.h"
#include "load.h"
#include "trace.h"
+#ifdef TIMER_A
+#include "int.h"
+#include "timer_a.h"
+#endif
+
+#ifdef HAVE_networking
+extern int m32c_console_ofd;
+extern int m32c_console_ifd;
+#endif
-static int disassemble = 0;
+int m32c_disassemble = 0;
static unsigned int cycles = 0;
static void
exit (exit_code);
}
+#ifdef HAVE_networking
+static void
+setup_tcp_console (char *portname)
+{
+ int port = atoi (portname);
+ struct sockaddr_in address;
+ int isocket;
+ socklen_t as;
+ unsigned char *a;
+
+ if (port < 1024)
+ {
+ printf ("invalid port number %d\n", port);
+ exit (1);
+ }
+ printf ("waiting for tcp console on port %d\n", port);
+
+ memset (&address, 0, sizeof (address));
+ address.sin_family = AF_INET;
+ address.sin_port = htons (port);
+
+ isocket = socket (AF_INET, SOCK_STREAM, 0);
+ if (isocket == -1)
+ {
+ perror ("socket");
+ exit (1);
+ }
+
+ if (bind (isocket, (struct sockaddr *) &address, sizeof (address)))
+ {
+ perror ("bind");
+ exit (1);
+ }
+ listen (isocket, 2);
+
+ printf ("waiting for connection...\n");
+ as = sizeof (address);
+ m32c_console_ifd = accept (isocket, (struct sockaddr *) &address, &as);
+ if (m32c_console_ifd == -1)
+ {
+ perror ("accept");
+ exit (1);
+ }
+ a = (unsigned char *) (&address.sin_addr.s_addr);
+ printf ("connection from %d.%d.%d.%d\n", a[0], a[1], a[2], a[3]);
+ m32c_console_ofd = m32c_console_ifd;
+}
+#endif
+
int
main (int argc, char **argv)
{
int o;
int save_trace;
bfd *prog;
+#ifdef HAVE_networking
+ char *console_port_s = 0;
+#endif
+
+ setbuf (stdout, 0);
- while ((o = getopt (argc, argv, "tvdm:")) != -1)
+ in_gdb = 0;
+
+ while ((o = getopt (argc, argv, "tc:vdm:C")) != -1)
switch (o)
{
case 't':
trace++;
break;
+ case 'c':
+#ifdef HAVE_networking
+ console_port_s = optarg;
+#else
+ fprintf (stderr, "Nework console not available in this build.\n");
+#endif
+ break;
+ case 'C':
+#ifdef HAVE_TERMIOS_H
+ m32c_use_raw_console = 1;
+#else
+ fprintf (stderr, "Raw console not available in this build.\n");
+#endif
+ break;
case 'v':
verbose++;
break;
case 'd':
- disassemble++;
+ m32c_disassemble++;
break;
case 'm':
if (strcmp (optarg, "r8c") == 0 || strcmp (optarg, "m16c") == 0)
break;
case '?':
fprintf (stderr,
- "usage: run [-v] [-t] [-d] [-m r8c|m16c|m32cm|m32c]"
- " program\n");
+ "usage: run [-v] [-C] [-c port] [-t] [-d] [-m r8c|m16c|m32cm|m32c]"
+ " program\n");
exit (1);
}
m32c_load (prog);
trace = save_trace;
- if (disassemble)
- sim_disasm_init (prog);
+#ifdef HAVE_networking
+ if (console_port_s)
+ setup_tcp_console (console_port_s);
+#endif
+
+ sim_disasm_init (prog);
while (1)
{
if (trace)
printf ("\n");
- if (disassemble)
+ if (m32c_disassemble)
sim_disasm_one ();
enable_counting = verbose;
assert (M32C_STEPPED (rc));
trace_register_changes ();
+
+#ifdef TIMER_A
+ update_timer_a ();
+#endif
}
}