1 /* Remote debugging with the XLNT Designs, Inc (XDI) NetROM.
2 Copyright 1990, 1991, 1992, 1995 Free Software Foundation, Inc.
6 15050 Avenue of Science, Suite 106
10 Adapted from work done at Cygnus Support in remote-nindy.c,
11 later merged in by Stan Shebs at Cygnus.
13 This file is part of GDB.
15 This program is free software; you can redistribute it and/or modify
16 it under the terms of the GNU General Public License as published by
17 the Free Software Foundation; either version 2 of the License, or
18 (at your option) any later version.
20 This program is distributed in the hope that it will be useful,
21 but WITHOUT ANY WARRANTY; without even the implied warranty of
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 GNU General Public License for more details.
25 You should have received a copy of the GNU General Public License
26 along with this program; if not, write to the Free Software
27 Foundation, Inc., 59 Temple Place - Suite 330,
28 Boston, MA 02111-1307, USA. */
35 /* Default ports used to talk with the NetROM. */
37 #define DEFAULT_NETROM_LOAD_PORT 1236
38 #define DEFAULT_NETROM_CONTROL_PORT 1237
40 static void nrom_close PARAMS ((int quitting));
44 static void nrom_passthru PARAMS ((char *, int));
46 /* We talk to the NetROM over these sockets. */
48 static serial_t load_desc = NULL;
49 static serial_t ctrl_desc = NULL;
51 static int load_port = DEFAULT_NETROM_LOAD_PORT;
52 static int control_port = DEFAULT_NETROM_CONTROL_PORT;
54 static char nrom_hostname[100];
56 /* Forward data declaration. */
58 extern struct target_ops nrom_ops;
60 /* Scan input from the remote system, until STRING is found. Print chars that
74 c = SERIAL_READCHAR (ctrl_desc, 5);
87 fputc_unfiltered (c, gdb_stdout);
102 open_socket (name, port)
109 sprintf (sockname, "%s:%d", name, port);
110 desc = SERIAL_OPEN (sockname);
112 perror_with_name (sockname);
120 SERIAL_CLOSE (load_desc);
124 /* Download a file specified in ARGS to the netROM. */
127 nrom_load (args, fromtty)
131 int fd, rd_amt, fsize;
134 char *downloadstring = "download 0\n";
135 struct cleanup *old_chain;
137 /* Tell the netrom to get ready to download. */
138 if (SERIAL_WRITE (ctrl_desc, downloadstring, strlen (downloadstring)))
139 error ("nrom_load: control_send() of `%s' failed", downloadstring);
141 expect ("Waiting for a connection...\n");
143 load_desc = open_socket (nrom_hostname, load_port);
145 old_chain = make_cleanup (load_cleanup, 0);
147 pbfd = bfd_openr (args, 0);
151 make_cleanup (bfd_close, pbfd);
153 if (!bfd_check_format (pbfd, bfd_object))
154 error ("\"%s\": not in executable format: %s",
155 args, bfd_errmsg (bfd_get_error ()));
157 for (section = pbfd->sections; section; section = section->next)
159 if (bfd_get_section_flags (pbfd, section) & SEC_ALLOC)
161 bfd_vma section_address;
162 unsigned long section_size;
163 const char *section_name;
165 section_name = bfd_get_section_name (pbfd, section);
166 section_address = bfd_get_section_vma (pbfd, section);
167 section_size = bfd_section_size (pbfd, section);
169 if (bfd_get_section_flags (pbfd, section) & SEC_LOAD)
173 printf_filtered ("[Loading section %s at %x (%d bytes)]\n",
174 section_name, section_address,
179 while (section_size > 0)
184 count = min (section_size, 1024);
186 bfd_get_section_contents (pbfd, section, buffer, fptr,
189 SERIAL_WRITE (load_desc, buffer, count);
190 section_address += count;
192 section_size -= count;
198 printf_filtered ("[section %s: not loading]\n",
205 error ("\"%s\": Could not open", args);
207 do_cleanups (old_chain);
210 /* Open a connection to the remote NetROM devices. */
213 nrom_open (name, from_tty)
219 if (!name || strchr (name, '/') || strchr (name, ':'))
221 "To open a NetROM connection, you must specify the hostname\n\
222 or IP address of the NetROM device you wish to use.");
224 strcpy (nrom_hostname, name);
226 target_preopen (from_tty);
228 unpush_target (&nrom_ops);
230 ctrl_desc = open_socket (nrom_hostname, control_port);
232 push_target (&nrom_ops);
235 printf_filtered ("Connected to NetROM device \"%s\"\n", nrom_hostname);
238 /* Close out all files and local state before this target loses control. */
241 nrom_close (quitting)
245 SERIAL_CLOSE (load_desc);
247 SERIAL_CLOSE (ctrl_desc);
250 /* Pass arguments directly to the NetROM. */
253 nrom_passthru (args, fromtty)
259 sprintf (buf, "%s\n", args);
260 if (SERIAL_WRITE (ctrl_desc, buf, strlen (buf)))
261 error ("nrom_reset: control_send() of `%s'failed", args);
267 unpush_target (&nrom_ops);
268 generic_mourn_inferior ();
271 /* Define the target vector. */
273 struct target_ops nrom_ops;
278 nrom_ops.to_shortname = "nrom";
279 nrom_ops.to_longname = "Remote XDI `NetROM' target";
280 nrom_ops.to_doc = "Remote debug using a NetROM over Ethernet";
281 nrom_ops.to_open = nrom_open;
282 nrom_ops.to_close = nrom_close;
283 nrom_ops.to_attach = NULL;
284 nrom_ops.to_post_attach = NULL;
285 nrom_ops.to_require_attach = NULL;
286 nrom_ops.to_detach = NULL;
287 nrom_ops.to_require_detach = NULL;
288 nrom_ops.to_resume = NULL;
289 nrom_ops.to_wait = NULL;
290 nrom_ops.to_post_wait = NULL;
291 nrom_ops.to_fetch_registers = NULL;
292 nrom_ops.to_store_registers = NULL;
293 nrom_ops.to_prepare_to_store = NULL;
294 nrom_ops.to_xfer_memory = NULL;
295 nrom_ops.to_files_info = NULL;
296 nrom_ops.to_insert_breakpoint = NULL;
297 nrom_ops.to_remove_breakpoint = NULL;
298 nrom_ops.to_terminal_init = NULL;
299 nrom_ops.to_terminal_inferior = NULL;
300 nrom_ops.to_terminal_ours_for_output = NULL;
301 nrom_ops.to_terminal_ours = NULL;
302 nrom_ops.to_terminal_info = NULL;
303 nrom_ops.to_kill = nrom_kill;
304 nrom_ops.to_load = nrom_load;
305 nrom_ops.to_lookup_symbol = NULL;
306 nrom_ops.to_create_inferior = NULL;
307 nrom_ops.to_post_startup_inferior = NULL;
308 nrom_ops.to_acknowledge_created_inferior = NULL;
309 nrom_ops.to_clone_and_follow_inferior = NULL;
310 nrom_ops.to_post_follow_inferior_by_clone = NULL;
311 nrom_ops.to_insert_fork_catchpoint = NULL;
312 nrom_ops.to_remove_fork_catchpoint = NULL;
313 nrom_ops.to_insert_vfork_catchpoint = NULL;
314 nrom_ops.to_remove_vfork_catchpoint = NULL;
315 nrom_ops.to_has_forked = NULL;
316 nrom_ops.to_has_vforked = NULL;
317 nrom_ops.to_can_follow_vfork_prior_to_exec = NULL;
318 nrom_ops.to_post_follow_vfork = NULL;
319 nrom_ops.to_insert_exec_catchpoint = NULL;
320 nrom_ops.to_remove_exec_catchpoint = NULL;
321 nrom_ops.to_has_execd = NULL;
322 nrom_ops.to_reported_exec_events_per_exec_call = NULL;
323 nrom_ops.to_has_exited = NULL;
324 nrom_ops.to_mourn_inferior = nrom_mourn;
325 nrom_ops.to_can_run = NULL;
326 nrom_ops.to_notice_signals = 0;
327 nrom_ops.to_thread_alive = 0;
328 nrom_ops.to_stop = 0;
329 nrom_ops.to_pid_to_exec_file = NULL;
330 nrom_ops.to_core_file_to_sym_file = NULL;
331 nrom_ops.to_stratum = download_stratum;
332 nrom_ops.DONT_USE = NULL;
333 nrom_ops.to_has_all_memory = 1;
334 nrom_ops.to_has_memory = 1;
335 nrom_ops.to_has_stack = 1;
336 nrom_ops.to_has_registers = 1;
337 nrom_ops.to_has_execution = 0;
338 nrom_ops.to_sections = NULL;
339 nrom_ops.to_sections_end = NULL;
340 nrom_ops.to_magic = OPS_MAGIC;
344 _initialize_remote_nrom ()
347 add_target (&nrom_ops);
350 add_set_cmd ("nrom_load_port", no_class, var_zinteger, (char *) &load_port,
351 "Set the port to use for NetROM downloads\n", &setlist),
355 add_set_cmd ("nrom_control_port", no_class, var_zinteger, (char *) &control_port,
356 "Set the port to use for NetROM debugger services\n", &setlist),
359 add_cmd ("nrom", no_class, nrom_passthru,
360 "Pass arguments as command to NetROM",