xref: /openbmc/u-boot/tools/gdb/gdbcont.c (revision efc05ae1)
1 /*
2  * (C) Copyright 2000
3  * Murray Jensen <Murray.Jensen@csiro.au>
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #include <unistd.h>
28 #include "serial.h"
29 #include "error.h"
30 #include "remote.h"
31 
32 char *serialdev = "/dev/term/b";
33 speed_t speed = B230400;
34 int verbose = 0;
35 
36 int
37 main(int ac, char **av)
38 {
39     int c, sfd;
40 
41     if ((pname = strrchr(av[0], '/')) == NULL)
42 	pname = av[0];
43     else
44 	pname++;
45 
46     while ((c = getopt(ac, av, "b:p:v")) != EOF)
47 	switch (c) {
48 
49 	case 'b':
50 	    if ((speed = cvtspeed(optarg)) == B0)
51 		Error("can't decode baud rate specified in -b option");
52 	    break;
53 
54 	case 'p':
55 	    serialdev = optarg;
56 	    break;
57 
58 	case 'v':
59 	    verbose = 1;
60 	    break;
61 
62 	default:
63 	usage:
64 	    fprintf(stderr, "Usage: %s [-b bps] [-p dev] [-v]\n", pname);
65 	    exit(1);
66 	}
67     if (optind != ac)
68 	goto usage;
69 
70     if (verbose)
71 	fprintf(stderr, "Opening serial port and sending continue...\n");
72 
73     if ((sfd = serialopen(serialdev, speed)) < 0)
74 	Perror("open of serial device '%s' failed", serialdev);
75 
76     remote_desc = sfd;
77     remote_reset();
78     remote_continue();
79 
80     if (serialclose(sfd) < 0)
81 	Perror("close of serial device '%s' failed", serialdev);
82 
83     if (verbose)
84 	fprintf(stderr, "Done.\n");
85 
86     return (0);
87 }
88