openwrt/target/linux/generic/patches-3.14/049-mtd-bcm47xxpart-find-NVRAM-partitions-in-middle-bloc.patch
Hauke Mehrtens 4a9acacf53 kernel: 3.14: update bcm47xxpart
It it used by brcm47xx and bcm53xx targets, so put patches in generic.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 42212
2014-08-18 21:57:54 +00:00

20 lines
578 B
Diff

--- a/drivers/mtd/bcm47xxpart.c
+++ b/drivers/mtd/bcm47xxpart.c
@@ -199,6 +199,16 @@ static int bcm47xxpart_parse(struct mtd_
continue;
}
+ /* New (ARM?) devices may have NVRAM in some middle block. Last
+ * block will be checked later, so skip it.
+ */
+ if (offset != master->size - blocksize &&
+ buf[0x000 / 4] == NVRAM_HEADER) {
+ bcm47xxpart_add_part(&parts[curr_part++], "nvram",
+ offset, 0);
+ continue;
+ }
+
/* Read middle of the block */
if (mtd_read(master, offset + 0x8000, 0x4,
&bytes_read, (uint8_t *)buf) < 0) {