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authorRafał Miłecki <zajec5@gmail.com>2016-02-01 12:41:53 +0000
committerRafał Miłecki <zajec5@gmail.com>2016-02-01 12:41:53 +0000
commit9220dd5d368efb81132007cca93eb783fd7b48dc (patch)
tree6faa94b6d5d565560eea562ac6552c596f72608f /target/linux/generic/files/drivers/mtd
parent4156f292c157b8e118ac05ea4b8e861c58531eba (diff)
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kernel: mtdsplit: support Seama entity with UBI
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 <zajec5@gmail.com> SVN-Revision: 48600
Diffstat (limited to 'target/linux/generic/files/drivers/mtd')
-rw-r--r--target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit.h1
-rw-r--r--target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_seama.c10
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 42841ef541..0b52f088c4 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 228b8997ad..f8ddee7ce0 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;