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brcm47xx: mtd: bcm47xxpart: detect "factory" partition

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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>

SVN-Revision: 38005
This commit is contained in:
Hauke Mehrtens
2013-09-16 19:47:30 +00:00
parent f687ab2101
commit 23c34e820c
1 changed files with 31 additions and 0 deletions
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31
target/linux/brcm47xx/patches-3.10/030-mtd-bcm47xxpart_detect_factory_partition.patch Normal file
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@@ -0,0 +1,31 @@
mtd: bcm47xxpart: detect "factory" partition
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>
--- a/drivers/mtd/bcm47xxpart.c
+++ b/drivers/mtd/bcm47xxpart.c
@@ -28,6 +28,7 @@
/* Magics */
#define CFE_MAGIC 0x43464531 /* 1EFC */
#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
@@ -113,6 +114,13 @@ 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 &&