121 lines
2.4 KiB
C
121 lines
2.4 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2000
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* Murray Jensen <Murray.Jensen@csiro.au>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "serial.h"
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#include "error.h"
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#include "remote.h"
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char *serialdev = "/dev/term/b";
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speed_t speed = B230400;
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int verbose = 0, docont = 0;
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unsigned long addr = 0x10000UL;
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int
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main(int ac, char **av)
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{
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int c, sfd, ifd;
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char *ifn, *image;
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struct stat ist;
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if ((pname = strrchr(av[0], '/')) == NULL)
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pname = av[0];
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else
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pname++;
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while ((c = getopt(ac, av, "a:b:cp:v")) != EOF)
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switch (c) {
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case 'a': {
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char *ep;
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addr = strtol(optarg, &ep, 0);
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if (ep == optarg || *ep != '\0')
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Error("can't decode address specified in -a option");
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break;
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}
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case 'b':
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if ((speed = cvtspeed(optarg)) == B0)
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Error("can't decode baud rate specified in -b option");
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break;
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case 'c':
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docont = 1;
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break;
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case 'p':
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serialdev = optarg;
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break;
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case 'v':
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verbose = 1;
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break;
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default:
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usage:
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fprintf(stderr,
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"Usage: %s [-a addr] [-b bps] [-c] [-p dev] [-v] imagefile\n",
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pname);
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exit(1);
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}
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if (optind != ac - 1)
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goto usage;
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ifn = av[optind++];
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if (verbose)
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fprintf(stderr, "Opening file and reading image...\n");
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if ((ifd = open(ifn, O_RDONLY)) < 0)
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Perror("can't open kernel image file '%s'", ifn);
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if (fstat(ifd, &ist) < 0)
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Perror("fstat '%s' failed", ifn);
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if ((image = (char *)malloc(ist.st_size)) == NULL)
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Perror("can't allocate %ld bytes for image", ist.st_size);
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if ((c = read(ifd, image, ist.st_size)) < 0)
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Perror("read of %d bytes from '%s' failed", ist.st_size, ifn);
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if (c != ist.st_size)
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Error("read of %ld bytes from '%s' failed (%d)", ist.st_size, ifn, c);
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if (close(ifd) < 0)
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Perror("close of '%s' failed", ifn);
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if (verbose)
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fprintf(stderr, "Opening serial port and sending image...\n");
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if ((sfd = serialopen(serialdev, speed)) < 0)
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Perror("open of serial device '%s' failed", serialdev);
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remote_desc = sfd;
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remote_reset();
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remote_write_bytes(addr, image, ist.st_size);
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if (docont) {
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if (verbose)
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fprintf(stderr, "[continue]");
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remote_continue();
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}
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if (serialclose(sfd) < 0)
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Perror("close of serial device '%s' failed", serialdev);
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if (verbose)
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fprintf(stderr, "Done.\n");
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return (0);
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}
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