target/linux/brcm47xx/patches-3.10/022-mtd-bcm47xxpart-detect-factory-partition.patch

   1 From 33094c736cd36a6cecadae6bce4daba89dabc326 Mon Sep 17 00:00:00 2001
   2 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
   3 Date: Mon, 21 Oct 2013 22:35:34 +0200
   4 Subject: [PATCH] mtd: bcm47xxpart: detect "factory" partition
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 A new type of partition with magic FCTY was found on Huawei E970:
  10 46 43 54 59 4b 51 37 4e  41 42 31 38 41 32 39 30  |FCTYKQ7NAB18A290|
  11
  12 Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
  13 Signed-off-by: Brian Norris <computersforpeace@gmail.com>
  14 ---
  15  drivers/mtd/bcm47xxpart.c |    8 ++++++++
  16  1 file changed, 8 insertions(+)
  17
  18 --- a/drivers/mtd/bcm47xxpart.c
  19 +++ b/drivers/mtd/bcm47xxpart.c
  20 @@ -27,6 +27,7 @@
  21
  22  /* Magics */
  23  #define BOARD_DATA_MAGIC               0x5246504D      /* MPFR */
  24 +#define FACTORY_MAGIC                  0x59544346      /* FCTY */
  25  #define POT_MAGIC1                     0x54544f50      /* POTT */
  26  #define POT_MAGIC2                     0x504f          /* OP */
  27  #define ML_MAGIC1                      0x39685a42
  28 @@ -117,6 +118,13 @@ static int bcm47xxpart_parse(struct mtd_
  29                                              offset, MTD_WRITEABLE);
  30                         continue;
  31                 }
  32 +
  33 +               /* Found on Huawei E970 */
  34 +               if (buf[0x000 / 4] == FACTORY_MAGIC) {
  35 +                       bcm47xxpart_add_part(&parts[curr_part++], "factory",
  36 +                                            offset, MTD_WRITEABLE);
  37 +                       continue;
  38 +               }
  39
  40                 /* POT(TOP) */
  41                 if (buf[0x000 / 4] == POT_MAGIC1 &&