/* Generic support for remote debugging interfaces.
- Copyright 1993 Free Software Foundation, Inc.
+ Copyright 1993, 1994 Free Software Foundation, Inc.
This file is part of GDB.
* a pass through mode a la kermit or telnet.
* autobaud.
* ask remote to change his baud rate.
- * put generic load here.
-
*/
#include <ctype.h>
#include "defs.h"
+#include <string.h>
#include "gdbcmd.h"
#include "target.h"
#include "serial.h"
#include "remote-utils.h"
struct _sr_settings sr_settings = {
- 0, /* debug */
- 9600, /* baud */
4, /* timeout:
remote-hms.c had 2
remote-bug.c had "with a timeout of 2, we time out waiting for
char *junk;
{
if (junk != NULL)
- fprintf(stderr, "Unrecognized arguments: `%s'.\n", junk);
-
- /* FIXME-now: service@host? */
+ fprintf_unfiltered(gdb_stderr, "Unrecognized arguments: `%s'.\n", junk);
- error("Usage: target %s <device <speed <debug>>>\n\
-or target %s <host> <port>\n", proto, proto);
+ error ("Usage: target %s [DEVICE [SPEED [DEBUG]]]\n\
+where DEVICE is the name of a device or HOST:PORT", proto, proto);
return;
}
/* check for missing or empty baud rate. */
CHECKDONE(p, q);
- sr_set_baud_rate(n);
+ baud_rate = n;
/* look for debug value. */
n = strtol(p, &q, 10);
if (sr_get_desc() != NULL)
gr_close (0);
+ /* If no args are specified, then we use the device specified by a
+ previous command or "set remotedevice". But if there is no
+ device, better stop now, not dump core. */
+
+ if (sr_get_device () == NULL)
+ usage (gr->ops->to_shortname, NULL);
+
sr_set_desc(SERIAL_OPEN (sr_get_device()));
if (!sr_get_desc())
perror_with_name((char *) sr_get_device());
- if (SERIAL_SETBAUDRATE(sr_get_desc(), sr_get_baud_rate()) != 0)
+ if (baud_rate != -1)
{
- SERIAL_CLOSE(sr_get_desc());
- perror_with_name(sr_get_device());
+ if (SERIAL_SETBAUDRATE(sr_get_desc(), baud_rate) != 0)
+ {
+ SERIAL_CLOSE(sr_get_desc());
+ perror_with_name(sr_get_device());
+ }
}
SERIAL_RAW (sr_get_desc());
+ /* If there is something sitting in the buffer we might take it as a
+ response to a command, which would be bad. */
+ SERIAL_FLUSH_INPUT (sr_get_desc ());
+
/* default retries */
if (sr_get_retries() == 0)
sr_set_retries(1);
gr_settings->clear_all_breakpoints = remove_breakpoints;
if (from_tty)
- printf_filtered ("Remote debugging using `%s' at baud rate of %d\n",
- sr_get_device(), sr_get_baud_rate());
+ {
+ printf_filtered ("Remote debugging using `%s'", sr_get_device ());
+ if (baud_rate != -1)
+ printf_filtered (" at baud rate of %d",
+ baud_rate);
+ print_filtered ("\n");
+ }
push_target(gr->ops);
gr_checkin();
error ("Timeout reading from remote system.");
if (sr_get_debug() > 0)
- printf ("%c", buf);
+ printf_unfiltered ("%c", buf);
return buf & 0x7f;
}
buf = 0;
if (sr_get_debug() > 0)
if (buf)
- printf ("%c", buf);
+ printf_unfiltered ("%c", buf);
else
- printf ("<empty character poll>");
+ printf_unfiltered ("<empty character poll>");
return buf & 0x7f;
}
if (sr_get_debug() > 0)
for (i = 0; i < l; i++)
- printf ("%c", a[i]);
+ printf_unfiltered ("%c", a[i]);
return;
}
gr_files_info (ops)
struct target_ops *ops;
{
- char *file = "nothing";
-
- if (exec_bfd)
- file = bfd_get_filename (exec_bfd);
-
- if (exec_bfd)
- {
#ifdef __GO32__
- printf_filtered ("\tAttached to DOS asynctsr\n");
+ printf_filtered ("\tAttached to DOS asynctsr\n");
#else
- printf_filtered ("\tAttached to %s at %d baud\n",
- sr_get_device(), sr_get_baud_rate());
+ printf_filtered ("\tAttached to %s", sr_get_device());
+ if (baud_rate != -1)
+ printf_filtered ("at %d baud", baud_rate);
+ printf_filtered ("\n");
#endif
- }
- printf_filtered ("\tand running program %s\n", file);
+ if (exec_bfd)
+ {
+ printf_filtered ("\tand running program %s\n",
+ bfd_get_filename (exec_bfd));
+ }
printf_filtered ("\tusing the %s protocol.\n", ops->to_shortname);
}
swallowed_p = swallowed = alloca(max_length << 1);
/* and a list of pointers to current scan points. */
- plist = alloca(string_count * sizeof(*plist));
+ plist = (char **) alloca (string_count * sizeof(*plist));
/* and initialize */
for (i = 0; i < string_count; ++i)
if (passthrough)
{
for (p = swallowed; p < swallowed_p; ++p)
- putc (*p, stdout);
+ fputc_unfiltered (*p, gdb_stdout);
- putc (ch, stdout);
+ fputc_unfiltered (ch, gdb_stdout);
}
swallowed_p = swallowed;
}
}
-
+#if 0
+ /* Never reached. */
return(-1);
+#endif
}
/* Get ready to modify the registers array. On machines which store
dcache_poke (gr_get_dcache(), addr, word);
}
+/* general purpose load a file specified on the command line
+ into target memory. */
+
void
-_initialize_sr_support ()
+gr_load_image (args, fromtty)
+ char *args;
+ int fromtty;
{
- add_show_from_set (add_set_cmd ("remotedebug", no_class,
- var_zinteger, (char *)&sr_settings.debug,
- "Set debugging of remote serial I/O.\n\
-When non-zero, each packet sent or received with the remote target\n\
-is displayed. Higher numbers produce more debugging.", &setlist),
- &showlist);
+ bfd *abfd;
-/* FIXME-now: if target is open when baud changes... */
- add_show_from_set (add_set_cmd ("remotebaud", no_class,
- var_zinteger, (char *)&sr_settings.baud_rate,
- "Set baud rate for remote serial I/O.\n\
-This value is used to set the speed of the serial port when debugging\n\
-using remote targets.", &setlist),
- &showlist);
+ asection *s;
+ struct cleanup *old_cleanups;
+ int delta = 4096;
+ char *buffer = xmalloc (delta);
+
+ abfd = bfd_openr (args, (char *) 0);
+
+ if (!abfd)
+ perror_with_name (args);
+
+ old_cleanups = make_cleanup (bfd_close, abfd);
+
+ QUIT;
+
+ if (!bfd_check_format (abfd, bfd_object))
+ error ("It doesn't seem to be an object file.\n");
+
+ for (s = abfd->sections; s && !quit_flag; s = s->next)
+ {
+ if (bfd_get_section_flags (abfd, s) & SEC_LOAD)
+ {
+ int i;
+ printf_filtered ("%s\t: 0x%4x .. 0x%4x ",
+ s->name, s->vma, s->vma + s->_raw_size);
+ fflush (stdout);
+ for (i = 0; i < s->_raw_size && !quit_flag; i += delta)
+ {
+ int sub_delta = delta;
+ if (sub_delta > s->_raw_size - i)
+ sub_delta = s->_raw_size - i;
+ QUIT;
+ bfd_get_section_contents (abfd, s, buffer, i, sub_delta);
+ target_write_memory (s->vma + i, buffer, sub_delta);
+ printf_filtered ("*");
+ fflush (stdout);
+ }
+ printf_filtered ("\n");
+ }
+ }
+ free (buffer);
+ write_pc (bfd_get_start_address (abfd));
+ bfd_close (abfd);
+ discard_cleanups (old_cleanups);
+}
+
+
+void
+_initialize_sr_support ()
+{
/* FIXME-now: if target is open... */
add_show_from_set (add_set_cmd ("remotedevice", no_class,
var_filename, (char *)&sr_settings.device,
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