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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 | // SPDX-License-Identifier: GPL-2.0+ /* * (C) Copyright 2000 * Murray Jensen <Murray.Jensen@csiro.au> */ #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); } |