annotate helpers/mk-flash-script.c @ 16:84160e9a0383

scripts/src-version.sh: import from Magnetite
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 16 Oct 2020 07:23:41 +0000
parents 1fb47f5b597a
children
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1 /*
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2 * This helper program generates the fc-loadtool command script
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3 * for flashing the just-built firmware image.
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4 */
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5
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6 #include <sys/types.h>
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7 #include <sys/stat.h>
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8 #include <stdio.h>
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9 #include <stdlib.h>
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10 #include <unistd.h>
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11
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12 main(argc, argv)
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13 char **argv;
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14 {
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15 struct stat st;
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16 u_long image_size, sector_size;
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17
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18 if (argc != 4) {
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19 fprintf(stderr,
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20 "usage: %s fwimage.bin flash-base flash-sector-size\n",
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21 argv[0]);
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22 exit(1);
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23 }
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24 if (stat(argv[1], &st) < 0) {
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25 perror(argv[1]);
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26 exit(1);
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27 }
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28 if (!S_ISREG(st.st_mode)) {
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29 fprintf(stderr, "error: %s is not a regular file\n", argv[1]);
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30 exit(1);
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31 }
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32 image_size = st.st_size;
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33 sector_size = strtoul(argv[3], 0, 16);
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34 image_size += sector_size - 1;
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35 image_size &= ~(sector_size - 1);
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36 printf("flash erase %s 0x%lx\n", argv[2], image_size);
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37 printf("flash program-bin %s %s\n", argv[2], argv[1]);
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38 exit(0);
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39 }