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author | Jonas Gorski <jogo@openwrt.org> | 2013-05-19 18:32:02 +0000 |
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committer | Jonas Gorski <jogo@openwrt.org> | 2013-05-19 18:32:02 +0000 |
commit | 1f4e5f77a0d5bc3cce01c501409ccfdce08b0382 (patch) | |
tree | f8546508f3f1b188cf1d39ef4cc8fe01739af3fe /target/linux/brcm63xx/patches-3.8/324-bcm63xxpart_use_cfedetection.patch | |
parent | 6e2b85b4016a2db5f49fb7da1ef479a82979393c (diff) | |
download | upstream-1f4e5f77a0d5bc3cce01c501409ccfdce08b0382.tar.gz upstream-1f4e5f77a0d5bc3cce01c501409ccfdce08b0382.tar.bz2 upstream-1f4e5f77a0d5bc3cce01c501409ccfdce08b0382.zip |
bcm63xx: Simplify CFE detection.
Check bootloader argument in mtd.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
[jogo@openwrt.org: split into two patches, one for detection,
one letting bcm63xxpart use it.]
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
SVN-Revision: 36659
Diffstat (limited to 'target/linux/brcm63xx/patches-3.8/324-bcm63xxpart_use_cfedetection.patch')
-rw-r--r-- | target/linux/brcm63xx/patches-3.8/324-bcm63xxpart_use_cfedetection.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.8/324-bcm63xxpart_use_cfedetection.patch b/target/linux/brcm63xx/patches-3.8/324-bcm63xxpart_use_cfedetection.patch new file mode 100644 index 0000000000..fd7d08a3db --- /dev/null +++ b/target/linux/brcm63xx/patches-3.8/324-bcm63xxpart_use_cfedetection.patch @@ -0,0 +1,51 @@ +--- a/drivers/mtd/bcm63xxpart.c ++++ b/drivers/mtd/bcm63xxpart.c +@@ -35,7 +35,7 @@ + + #include <linux/bcm963xx_tag.h> + #include <asm/mach-bcm63xx/bcm63xx_nvram.h> +-#include <asm/mach-bcm63xx/board_bcm963xx.h> ++#include <asm/mach-bcm63xx/bcm63xx_board.h> + + #define BCM63XX_EXTENDED_SIZE 0xBFC00000 /* Extended flash address */ + +@@ -43,30 +43,6 @@ + + #define BCM63XX_CFE_MAGIC_OFFSET 0x4e0 + +-static int bcm63xx_detect_cfe(struct mtd_info *master) +-{ +- char buf[9]; +- int ret; +- size_t retlen; +- +- ret = mtd_read(master, BCM963XX_CFE_VERSION_OFFSET, 5, &retlen, +- (void *)buf); +- buf[retlen] = 0; +- +- if (ret) +- return ret; +- +- if (strncmp("cfe-v", buf, 5) == 0) +- return 0; +- +- /* very old CFE's do not have the cfe-v string, so check for magic */ +- ret = mtd_read(master, BCM63XX_CFE_MAGIC_OFFSET, 8, &retlen, +- (void *)buf); +- buf[retlen] = 0; +- +- return strncmp("CFE1CFE1", buf, 8); +-} +- + static int bcm63xx_parse_cfe_partitions(struct mtd_info *master, + struct mtd_partition **pparts, + struct mtd_part_parser_data *data) +@@ -85,7 +61,7 @@ static int bcm63xx_parse_cfe_partitions( + u32 computed_crc; + bool rootfs_first = false; + +- if (bcm63xx_detect_cfe(master)) ++ if (!bcm63xx_is_cfe_present()) + return -EINVAL; + + cfe_erasesize = max_t(uint32_t, master->erasesize, |