#include <sys/stat.h>
#include <sys/reboot.h>
#include <linux/reboot.h>
-#include "mtd-api.h"
+#include <mtd/mtd-user.h>
#include "fis.h"
#include "mtd.h"
+#ifndef MTDREFRESH
+#define MTDREFRESH _IO('M', 50)
+#endif
+
#define MAX_ARGS 8
#define JFFS2_DEFAULT_DIR "" /* directory name without /, empty means root dir */
}
static int
-mtd_write(int imagefd, const char *mtd, char *fis_layout)
+mtd_write(int imagefd, const char *mtd, char *fis_layout, size_t part_offset)
{
char *next = NULL;
char *str = NULL;
exit(1);
}
+ if (part_offset > 0) {
+ fprintf(stderr, "Seeking on mtd device '%s' to: %u\n", mtd, part_offset);
+ lseek(fd, part_offset, SEEK_SET);
+ }
+
indicate_writing(mtd);
w = e = 0;
/* got an EOF marker - this is the place to add some jffs2 data */
skip = mtd_replace_jffs2(mtd, fd, e, jffs2file);
+ /* don't add it again */
+ jffs2file = NULL;
+
w += skip;
e += skip;
skip -= buflen;
fprintf(stderr,
" fixtrx fix the checksum in a trx header on first boot\n");
}
- fprintf(stderr,
+ fprintf(stderr,
"Following options are available:\n"
" -q quiet mode (once: no [w] on writing,\n"
" twice: no status messages)\n"
" -f force write without trx checks\n"
" -e <device> erase <device> before executing the command\n"
" -d <name> directory for jffs2write, defaults to \"tmp\"\n"
- " -j <name> integrate <file> into jffs2 data when writing an image\n");
+ " -j <name> integrate <file> into jffs2 data when writing an image\n"
+ " -p write beginning at partition offset\n");
if (mtd_fixtrx) {
fprintf(stderr,
" -o offset offset of the image header in the partition(for fixtrx)\n");
int ch, i, boot, imagefd = 0, force, unlocked;
char *erase[MAX_ARGS], *device = NULL;
char *fis_layout = NULL;
- size_t offset = 0;
+ size_t offset = 0, part_offset = 0;
enum {
CMD_ERASE,
CMD_WRITE,
#ifdef FIS_SUPPORT
"F:"
#endif
- "frnqe:d:j:o:")) != -1)
+ "frnqe:d:j:p:o:")) != -1)
switch (ch) {
case 'f':
force = 1;
case 'd':
jffs2dir = optarg;
break;
+ case 'p':
+ errno = 0;
+ part_offset = strtoul(optarg, 0, 0);
+ if (errno) {
+ fprintf(stderr, "-p: illegal numeric string\n");
+ usage();
+ }
+ break;
case 'o':
if (!mtd_fixtrx) {
fprintf(stderr, "-o: is not available on this platform\n");
case CMD_WRITE:
if (!unlocked)
mtd_unlock(device);
- mtd_write(imagefd, device, fis_layout);
+ mtd_write(imagefd, device, fis_layout, part_offset);
break;
case CMD_JFFS2WRITE:
if (!unlocked)