diff options
Diffstat (limited to 'target/linux/brcm63xx/patches-3.6/103-MTD-bcm63xxpart-make-fixed-part-length-calculation-m.patch')
| -rw-r--r-- | target/linux/brcm63xx/patches-3.6/103-MTD-bcm63xxpart-make-fixed-part-length-calculation-m.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.6/103-MTD-bcm63xxpart-make-fixed-part-length-calculation-m.patch b/target/linux/brcm63xx/patches-3.6/103-MTD-bcm63xxpart-make-fixed-part-length-calculation-m.patch new file mode 100644 index 000000000..ca0cddde9 --- /dev/null +++ b/target/linux/brcm63xx/patches-3.6/103-MTD-bcm63xxpart-make-fixed-part-length-calculation-m.patch @@ -0,0 +1,49 @@ +From 465f1b3ff24dbf3bec43dce344a7bc2640e05ffc Mon Sep 17 00:00:00 2001 +From: Jonas Gorski <jonas.gorski@gmail.com> +Date: Tue, 8 May 2012 09:53:07 +0200 +Subject: [PATCH 22/79] MTD: bcm63xxpart: make fixed part length calculation + more generic + +The CFE does not use 4K sectors even if the flash supports it, so +for the fixed partitions like CFE itself or NVRAM the erase block +size is always 64k or bigger. + +Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> +--- + drivers/mtd/bcm63xxpart.c | 11 +++++++---- + 1 file changed, 7 insertions(+), 4 deletions(-) + +--- a/drivers/mtd/bcm63xxpart.c ++++ b/drivers/mtd/bcm63xxpart.c +@@ -37,8 +37,7 @@ + + #define BCM63XX_EXTENDED_SIZE 0xBFC00000 /* Extended flash address */ + +-#define BCM63XX_MIN_CFE_SIZE 0x10000 /* always at least 64KiB */ +-#define BCM63XX_MIN_NVRAM_SIZE 0x10000 /* always at least 64KiB */ ++#define BCM63XX_CFE_BLOCK_SIZE 0x10000 /* always at least 64KiB */ + + #define BCM63XX_CFE_MAGIC_OFFSET 0x4e0 + +@@ -79,6 +78,7 @@ static int bcm63xx_parse_cfe_partitions( + unsigned int rootfsaddr, kerneladdr, spareaddr; + unsigned int rootfslen, kernellen, sparelen, totallen; + unsigned int cfelen, nvramlen; ++ unsigned int cfe_erasesize; + int i; + u32 computed_crc; + bool rootfs_first = false; +@@ -86,8 +86,11 @@ static int bcm63xx_parse_cfe_partitions( + if (bcm63xx_detect_cfe(master)) + return -EINVAL; + +- cfelen = max_t(uint32_t, master->erasesize, BCM63XX_MIN_CFE_SIZE); +- nvramlen = max_t(uint32_t, master->erasesize, BCM63XX_MIN_NVRAM_SIZE); ++ cfe_erasesize = max_t(uint32_t, master->erasesize, ++ BCM63XX_CFE_BLOCK_SIZE); ++ ++ cfelen = cfe_erasesize; ++ nvramlen = cfe_erasesize; + + /* Allocate memory for buffer */ + buf = vmalloc(sizeof(struct bcm_tag)); |