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-rw-r--r--flash_erase.c8
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);