From 9220dd5d368efb81132007cca93eb783fd7b48dc Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Mon, 1 Feb 2016 12:41:53 +0000 Subject: [PATCH] kernel: mtdsplit: support Seama entity with UBI MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Some D-Link routers (e.g. DIR-885L) have NAND and use Seama format. It means OpenWrt will want to have UBI in Sseama entity and should be able to detect it. Signed-off-by: Rafał Miłecki SVN-Revision: 48600 --- .../generic/files/drivers/mtd/mtdsplit/mtdsplit.h | 1 + .../files/drivers/mtd/mtdsplit/mtdsplit_seama.c | 10 +++++++--- 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit.h b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit.h index 42841ef5419..0b52f088c47 100644 --- a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit.h +++ b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit.h @@ -15,6 +15,7 @@ #define KERNEL_PART_NAME "kernel" #define ROOTFS_PART_NAME "rootfs" +#define UBI_PART_NAME "ubi" #define ROOTFS_SPLIT_NAME "rootfs_data" diff --git a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_seama.c b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_seama.c index 228b8997ad7..f8ddee7ce0b 100644 --- a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_seama.c +++ b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_seama.c @@ -36,6 +36,7 @@ static int mtdsplit_parse_seama(struct mtd_info *master, size_t hdr_len, retlen, kernel_ent_size; size_t rootfs_offset; struct mtd_partition *parts; + enum mtdsplit_part_type type; int err; hdr_len = sizeof(hdr); @@ -56,7 +57,7 @@ static int mtdsplit_parse_seama(struct mtd_info *master, return -EINVAL; /* Check for the rootfs right after Seama entity with a kernel. */ - err = mtd_check_rootfs_magic(master, kernel_ent_size, NULL); + err = mtd_check_rootfs_magic(master, kernel_ent_size, &type); if (!err) { rootfs_offset = kernel_ent_size; } else { @@ -67,7 +68,7 @@ static int mtdsplit_parse_seama(struct mtd_info *master, * Start the search from an arbitrary offset. */ err = mtd_find_rootfs_from(master, SEAMA_MIN_ROOTFS_OFFS, - master->size, &rootfs_offset, NULL); + master->size, &rootfs_offset, &type); if (err) return err; } @@ -80,7 +81,10 @@ static int mtdsplit_parse_seama(struct mtd_info *master, parts[0].offset = 0; parts[0].size = rootfs_offset; - parts[1].name = ROOTFS_PART_NAME; + if (type == MTDSPLIT_PART_TYPE_UBI) + parts[1].name = UBI_PART_NAME; + else + parts[1].name = ROOTFS_PART_NAME; parts[1].offset = rootfs_offset; parts[1].size = master->size - rootfs_offset; -- 2.30.2