view helpers/mk-flash-script.c @ 222:c336ed5691a5

FCHG: clear BCICTL2 on boot for extra safety
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 26 Apr 2021 22:04:10 +0000
parents 1fb47f5b597a
children
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/*
 * This helper program generates the fc-loadtool command script
 * for flashing the just-built firmware image.
 */

#include <sys/types.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

main(argc, argv)
	char **argv;
{
	struct stat st;
	u_long image_size, sector_size;

	if (argc != 4) {
		fprintf(stderr,
			"usage: %s fwimage.bin flash-base flash-sector-size\n",
			argv[0]);
		exit(1);
	}
	if (stat(argv[1], &st) < 0) {
		perror(argv[1]);
		exit(1);
	}
	if (!S_ISREG(st.st_mode)) {
		fprintf(stderr, "error: %s is not a regular file\n", argv[1]);
		exit(1);
	}
	image_size = st.st_size;
	sector_size = strtoul(argv[3], 0, 16);
	image_size += sector_size - 1;
	image_size &= ~(sector_size - 1);
	printf("flash erase %s 0x%lx\n", argv[2], image_size);
	printf("flash program-bin %s %s\n", argv[2], argv[1]);
	exit(0);
}