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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>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Rafał Miłecki 2013-10-21 22:35:34 +02:00 committed by Brian Norris
parent 020c6bcfbe
commit 33094c736c
1 changed files with 8 additions and 0 deletions
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8
drivers/mtd/bcm47xxpart.c
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@ -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
@ -118,6 +119,13 @@ static int bcm47xxpart_parse(struct mtd_info *master,
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 &&
(buf[0x004 / 4] & 0xFFFF) == POT_MAGIC2) {