diff options
| -rw-r--r-- | flash_erase.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/flash_erase.c b/flash_erase.c index 1421cf9..933373a 100644 --- a/flash_erase.c +++ b/flash_erase.c @@ -21,6 +21,7 @@ #define PROGRAM_NAME "flash_erase" #include <inttypes.h> +#include <stdbool.h> #include <stdio.h> #include <unistd.h> #include <fcntl.h> @@ -95,7 +96,7 @@ int main(int argc, char *argv[]) int fd, clmpos = 0, clmlen = 8; unsigned long long start; unsigned int eb, eb_start, eb_cnt; - int isNAND; + bool isNAND; int error = 0; off_t offset = 0; @@ -182,9 +183,12 @@ int main(int argc, char *argv[]) if (mtd_get_dev_info(mtd_desc, mtd_device, &mtd) < 0) return errmsg("mtd_get_dev_info failed"); + if (jffs2 && mtd.type == MTD_MLCNANDFLASH) + return errmsg("JFFS2 cannot support MLC NAND."); + eb_start = start / mtd.eb_size; - isNAND = mtd.type == MTD_NANDFLASH ? 1 : 0; + isNAND = mtd.type == MTD_NANDFLASH || mtd.type == MTD_MLCNANDFLASH; if (jffs2) { cleanmarker.magic = cpu_to_je16 (JFFS2_MAGIC_BITMASK); |