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wdenk6dd652f2003-06-19 23:40:20 +00001/*
2 * (C) Copyright 2000
3 * Murray Jensen <Murray.Jensen@csiro.au>
4 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02005 * SPDX-License-Identifier: GPL-2.0+
wdenk6dd652f2003-06-19 23:40:20 +00006 */
7
wdenk3ba68652000-10-11 22:04:29 +00008#include <stdio.h>
9#include <stdlib.h>
10#include <string.h>
11#include <fcntl.h>
12#include <unistd.h>
13#include <sys/types.h>
14#include <sys/stat.h>
15#include "serial.h"
16#include "error.h"
17#include "remote.h"
18
19char *serialdev = "/dev/term/b";
20speed_t speed = B230400;
21int verbose = 0, docont = 0;
22unsigned long addr = 0x10000UL;
23
24int
25main(int ac, char **av)
26{
27 int c, sfd, ifd;
28 char *ifn, *image;
29 struct stat ist;
30
31 if ((pname = strrchr(av[0], '/')) == NULL)
32 pname = av[0];
33 else
34 pname++;
35
36 while ((c = getopt(ac, av, "a:b:cp:v")) != EOF)
37 switch (c) {
38
39 case 'a': {
40 char *ep;
41
42 addr = strtol(optarg, &ep, 0);
43 if (ep == optarg || *ep != '\0')
44 Error("can't decode address specified in -a option");
45 break;
46 }
47
48 case 'b':
49 if ((speed = cvtspeed(optarg)) == B0)
50 Error("can't decode baud rate specified in -b option");
51 break;
52
53 case 'c':
54 docont = 1;
55 break;
56
57 case 'p':
58 serialdev = optarg;
59 break;
60
61 case 'v':
62 verbose = 1;
63 break;
64
65 default:
66 usage:
67 fprintf(stderr,
68 "Usage: %s [-a addr] [-b bps] [-c] [-p dev] [-v] imagefile\n",
69 pname);
70 exit(1);
71 }
72
73 if (optind != ac - 1)
74 goto usage;
75 ifn = av[optind++];
76
77 if (verbose)
78 fprintf(stderr, "Opening file and reading image...\n");
79
80 if ((ifd = open(ifn, O_RDONLY)) < 0)
81 Perror("can't open kernel image file '%s'", ifn);
82
83 if (fstat(ifd, &ist) < 0)
84 Perror("fstat '%s' failed", ifn);
85
86 if ((image = (char *)malloc(ist.st_size)) == NULL)
87 Perror("can't allocate %ld bytes for image", ist.st_size);
88
89 if ((c = read(ifd, image, ist.st_size)) < 0)
90 Perror("read of %d bytes from '%s' failed", ist.st_size, ifn);
91
92 if (c != ist.st_size)
93 Error("read of %ld bytes from '%s' failed (%d)", ist.st_size, ifn, c);
94
95 if (close(ifd) < 0)
96 Perror("close of '%s' failed", ifn);
97
98 if (verbose)
99 fprintf(stderr, "Opening serial port and sending image...\n");
100
101 if ((sfd = serialopen(serialdev, speed)) < 0)
102 Perror("open of serial device '%s' failed", serialdev);
103
104 remote_desc = sfd;
105 remote_reset();
106 remote_write_bytes(addr, image, ist.st_size);
107
108 if (docont) {
109 if (verbose)
110 fprintf(stderr, "[continue]");
111 remote_continue();
112 }
113
114 if (serialclose(sfd) < 0)
115 Perror("close of serial device '%s' failed", serialdev);
116
117 if (verbose)
118 fprintf(stderr, "Done.\n");
119
120 return (0);
121}