aboutsummaryrefslogtreecommitdiff
path: root/tools/gdb/gdbsend.c
blob: 8cd8347159d8a54890b59493ef5c806f08a11d06 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
/*
 * (C) Copyright 2000
 * Murray Jensen <Murray.Jensen@csiro.au>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "serial.h"
#include "error.h"
#include "remote.h"

char *serialdev = "/dev/term/b";
speed_t speed = B230400;
int verbose = 0, docont = 0;
unsigned long addr = 0x10000UL;

int
main(int ac, char **av)
{
    int c, sfd, ifd;
    char *ifn, *image;
    struct stat ist;

    if ((pname = strrchr(av[0], '/')) == NULL)
	pname = av[0];
    else
	pname++;

    while ((c = getopt(ac, av, "a:b:cp:v")) != EOF)
	switch (c) {

	case 'a': {
	    char *ep;

	    addr = strtol(optarg, &ep, 0);
	    if (ep == optarg || *ep != '\0')
		Error("can't decode address specified in -a option");
	    break;
	}

	case 'b':
	    if ((speed = cvtspeed(optarg)) == B0)
		Error("can't decode baud rate specified in -b option");
	    break;

	case 'c':
	    docont = 1;
	    break;

	case 'p':
	    serialdev = optarg;
	    break;

	case 'v':
	    verbose = 1;
	    break;

	default:
	usage:
	    fprintf(stderr,
		"Usage: %s [-a addr] [-b bps] [-c] [-p dev] [-v] imagefile\n",
		pname);
	    exit(1);
	}

    if (optind != ac - 1)
	goto usage;
    ifn = av[optind++];

    if (verbose)
	fprintf(stderr, "Opening file and reading image...\n");

    if ((ifd = open(ifn, O_RDONLY)) < 0)
	Perror("can't open kernel image file '%s'", ifn);

    if (fstat(ifd, &ist) < 0)
	Perror("fstat '%s' failed", ifn);

    if ((image = (char *)malloc(ist.st_size)) == NULL)
	Perror("can't allocate %ld bytes for image", ist.st_size);

    if ((c = read(ifd, image, ist.st_size)) < 0)
	Perror("read of %d bytes from '%s' failed", ist.st_size, ifn);

    if (c != ist.st_size)
	Error("read of %ld bytes from '%s' failed (%d)", ist.st_size, ifn, c);

    if (close(ifd) < 0)
	Perror("close of '%s' failed", ifn);

    if (verbose)
	fprintf(stderr, "Opening serial port and sending image...\n");

    if ((sfd = serialopen(serialdev, speed)) < 0)
	Perror("open of serial device '%s' failed", serialdev);

    remote_desc = sfd;
    remote_reset();
    remote_write_bytes(addr, image, ist.st_size);

    if (docont) {
	if (verbose)
	    fprintf(stderr, "[continue]");
	remote_continue();
    }

    if (serialclose(sfd) < 0)
	Perror("close of serial device '%s' failed", serialdev);

    if (verbose)
	fprintf(stderr, "Done.\n");

    return (0);
}