diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/bcm47xxpart.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c index 931746ded989..877c17c7f5d3 100644 --- a/drivers/mtd/bcm47xxpart.c +++ b/drivers/mtd/bcm47xxpart.c @@ -23,10 +23,11 @@ * Amount of bytes we read when analyzing each block of flash memory. * Set it big enough to allow detecting partition and reading important data. */ -#define BCM47XXPART_BYTES_TO_READ 0x404 +#define BCM47XXPART_BYTES_TO_READ 0x4e8 /* Magics */ #define BOARD_DATA_MAGIC 0x5246504D /* MPFR */ +#define CFE_MAGIC 0x43464531 /* 1EFC */ #define FACTORY_MAGIC 0x59544346 /* FCTY */ #define POT_MAGIC1 0x54544f50 /* POTT */ #define POT_MAGIC2 0x504f /* OP */ @@ -102,8 +103,9 @@ static int bcm47xxpart_parse(struct mtd_info *master, continue; } - /* CFE has small NVRAM at 0x400 */ - if (buf[0x400 / 4] == NVRAM_HEADER) { + /* Magic or small NVRAM at 0x400 */ + if ((buf[0x4e0 / 4] == CFE_MAGIC && buf[0x4e4 / 4] == CFE_MAGIC) || + (buf[0x400 / 4] == NVRAM_HEADER)) { bcm47xxpart_add_part(&parts[curr_part++], "boot", offset, MTD_WRITEABLE); continue; |