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authorJohn Crispin <john@openwrt.org>2013-08-06 12:31:20 +0000
committerJohn Crispin <john@openwrt.org>2013-08-06 12:31:20 +0000
commit5001afdc37cd0b4bf006f10d660959a0ef063741 (patch)
treeab15710ebe8de157899ce046eaabcf88bee2f698 /target
parent7f2eaac407a0cb7bfbfdb7907d9e1654aef76d2a (diff)
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lantiq: make the split patch recognize the tplink header
Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 37721
Diffstat (limited to 'target')
-rw-r--r--target/linux/lantiq/patches-3.8/0041-owrt-mtd-split.patch59
1 files changed, 43 insertions, 16 deletions
diff --git a/target/linux/lantiq/patches-3.8/0041-owrt-mtd-split.patch b/target/linux/lantiq/patches-3.8/0041-owrt-mtd-split.patch
index 16da438..ceaf366 100644
--- a/target/linux/lantiq/patches-3.8/0041-owrt-mtd-split.patch
+++ b/target/linux/lantiq/patches-3.8/0041-owrt-mtd-split.patch
@@ -10,9 +10,11 @@ Subject: [PATCH 19/25] owrt mtd split
drivers/mtd/mtdpart.c | 173 +++++++++++++++++++-
4 files changed, 184 insertions(+), 1 deletions(-)
---- a/drivers/mtd/Kconfig
-+++ b/drivers/mtd/Kconfig
-@@ -31,6 +31,10 @@ config MTD_ROOTFS_SPLIT
+Index: linux-3.8.13/drivers/mtd/Kconfig
+===================================================================
+--- linux-3.8.13.orig/drivers/mtd/Kconfig 2013-08-04 19:55:18.499988719 +0200
++++ linux-3.8.13/drivers/mtd/Kconfig 2013-08-04 19:55:22.599988819 +0200
+@@ -31,6 +31,10 @@
bool "Automatically split 'rootfs' partition for squashfs"
default y
@@ -23,9 +25,11 @@ Subject: [PATCH 19/25] owrt mtd split
config MTD_REDBOOT_PARTS
tristate "RedBoot partition table parsing"
---help---
---- a/drivers/mtd/mtdpart.c
-+++ b/drivers/mtd/mtdpart.c
-@@ -833,6 +833,168 @@ static int refresh_rootfs_split(struct m
+Index: linux-3.8.13/drivers/mtd/mtdpart.c
+===================================================================
+--- linux-3.8.13.orig/drivers/mtd/mtdpart.c 2013-08-04 19:55:18.791988726 +0200
++++ linux-3.8.13/drivers/mtd/mtdpart.c 2013-08-06 13:39:13.212319144 +0200
+@@ -833,6 +833,191 @@
}
#endif /* CONFIG_MTD_ROOTFS_SPLIT */
@@ -53,6 +57,29 @@ Subject: [PATCH 19/25] owrt mtd split
+ return temp + 0x40;
+}
+
++static unsigned long find_tplink_size(struct mtd_info *mtd,
++ unsigned long offset)
++{
++#define TPLINK_MAGIC 0x00000002
++ unsigned long magic = 0;
++ unsigned long temp;
++ size_t len;
++ int ret;
++
++ ret = mtd_read(mtd, offset, 4, &len, (void *)&magic);
++ if (ret || len != sizeof(magic))
++ return 0;
++
++ if (le32_to_cpu(magic) != TPLINK_MAGIC)
++ return 0;
++
++ ret = mtd_read(mtd, offset + 0x78, 4, &len, (void *)&temp);
++ if (ret || len != sizeof(temp))
++ return 0;
++
++ return temp + 0x200;
++}
++
+static unsigned long find_eva_size(struct mtd_info *mtd,
+ unsigned long offset)
+{
@@ -156,15 +183,15 @@ Subject: [PATCH 19/25] owrt mtd split
+ };
+
+ split_partitions[0].size = find_uimage_size(mtd, part->offset);
-+ if (!split_partitions[0].size) {
++ if (!split_partitions[0].size)
+ split_partitions[0].size = find_eva_size(mtd, part->offset);
-+ if (!split_partitions[0].size) {
-+ split_partitions[0].size = find_brnimage_size(mtd, part->offset);
-+ if (!split_partitions[0].size) {
-+ printk(KERN_NOTICE "no uImage or brnImage or eva found in linux partition\n");
-+ return -1;
-+ }
-+ }
++ if (!split_partitions[0].size)
++ split_partitions[0].size = find_brnimage_size(mtd, part->offset);
++ if (!split_partitions[0].size)
++ split_partitions[0].size = find_tplink_size(mtd, part->offset);
++ if (!split_partitions[0].size) {
++ printk(KERN_NOTICE "no uImage or brnImage or eva found in linux partition\n");
++ return -1;
+ }
+
+ if (detect_eva_squashfs_partition(mtd,
@@ -194,7 +221,7 @@ Subject: [PATCH 19/25] owrt mtd split
/*
* This function, given a master MTD object and a partition table, creates
* and registers slave MTD objects which are bound to the master according to
-@@ -849,7 +1011,7 @@ int add_mtd_partitions(struct mtd_info *
+@@ -849,7 +1034,7 @@
struct mtd_part *slave;
uint64_t cur_offset = 0;
int i;
@@ -203,7 +230,7 @@ Subject: [PATCH 19/25] owrt mtd split
int ret;
#endif
-@@ -866,6 +1028,15 @@ int add_mtd_partitions(struct mtd_info *
+@@ -866,6 +1051,15 @@
add_mtd_device(&slave->mtd);