openwrt/target/linux/brcm47xx/patches-3.10/022-mtd-bcm47xxpart-detect-factory-partition.patch
Hauke Mehrtens e585841044 brcm47xx: update mtd drivers
This backports some patches from linux upstream.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 39249
2014-01-12 18:50:45 +00:00

42 lines
1.3 KiB
Diff

From 33094c736cd36a6cecadae6bce4daba89dabc326 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Mon, 21 Oct 2013 22:35:34 +0200
Subject: [PATCH] mtd: bcm47xxpart: detect "factory" partition
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
A new type of partition with magic FCTY was found on Huawei E970:
46 43 54 59 4b 51 37 4e 41 42 31 38 41 32 39 30 |FCTYKQ7NAB18A290|
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
drivers/mtd/bcm47xxpart.c | 8 ++++++++
1 file changed, 8 insertions(+)
--- a/drivers/mtd/bcm47xxpart.c
+++ b/drivers/mtd/bcm47xxpart.c
@@ -27,6 +27,7 @@
/* Magics */
#define BOARD_DATA_MAGIC 0x5246504D /* MPFR */
+#define FACTORY_MAGIC 0x59544346 /* FCTY */
#define POT_MAGIC1 0x54544f50 /* POTT */
#define POT_MAGIC2 0x504f /* OP */
#define ML_MAGIC1 0x39685a42
@@ -117,6 +118,13 @@ static int bcm47xxpart_parse(struct mtd_
offset, MTD_WRITEABLE);
continue;
}
+
+ /* Found on Huawei E970 */
+ if (buf[0x000 / 4] == FACTORY_MAGIC) {
+ bcm47xxpart_add_part(&parts[curr_part++], "factory",
+ offset, MTD_WRITEABLE);
+ continue;
+ }
/* POT(TOP) */
if (buf[0x000 / 4] == POT_MAGIC1 &&