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https://github.com/pengutronix/genimage.git
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f4c889b5fc
This is useful when creating multiple images with on config and some of them should be empty. Also, vfat filesystems cannot be empty right now, so this makes it possible. Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
/*
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* Copyright (c) 2011 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <confuse.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include "genimage.h"
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static int jffs2_generate(struct image *image)
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{
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int ret;
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char *extraargs;
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extraargs = cfg_getstr(image->imagesec, "extraargs");
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ret = systemp(image, "%s --eraseblock=%d %s%s%s -o '%s' %s",
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get_opt("mkfsjffs2"),
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image->flash_type->pebsize,
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image->empty ? "" : "-d '",
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image->empty ? "" : mountpath(image),
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image->empty ? "" : "'",
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imageoutfile(image), extraargs);
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return ret;
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}
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static int jffs2_setup(struct image *image, cfg_t *cfg)
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{
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if (!image->flash_type) {
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image_error(image, "no flash type given\n");
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return -EINVAL;
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}
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return 0;
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}
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static cfg_opt_t jffs2_opts[] = {
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CFG_STR("extraargs", "", CFGF_NONE),
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CFG_END()
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};
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struct image_handler jffs2_handler = {
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.type = "jffs2",
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.generate = jffs2_generate,
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.setup = jffs2_setup,
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.opts = jffs2_opts,
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};
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