This patch now enabled this cfi-mtd wrapper to correctly detect and erase the last sector in an NOR FLASH device.
Signed-off-by: Stefan Roese sr@denx.de --- drivers/mtd/cfi_mtd.c | 9 +++++++-- 1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/cfi_mtd.c b/drivers/mtd/cfi_mtd.c index f03e4fb..4a76917 100644 --- a/drivers/mtd/cfi_mtd.c +++ b/drivers/mtd/cfi_mtd.c @@ -43,11 +43,16 @@ static int cfi_mtd_erase(struct mtd_info *mtd, struct erase_info *instr) int s_last = -1; int error, sect;
- for (sect = 0; sect < fi->sector_count - 1; sect++) { + for (sect = 0; sect < fi->sector_count; sect++) { if (a_start == fi->start[sect]) s_first = sect;
- if (a_end == fi->start[sect + 1]) { + if (sect < fi->sector_count - 1) { + if (a_end == fi->start[sect + 1]) { + s_last = sect; + break; + } + } else { s_last = sect; break; }