From 5c522d40f364ce5fa56e2f2a5c146b371e6da424 Mon Sep 17 00:00:00 2001 From: blogic Date: Tue, 6 Aug 2013 12:31:20 +0000 Subject: [PATCH] lantiq: make the split patch recognize the tplink header Signed-off-by: John Crispin git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37721 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../patches-3.8/0041-owrt-mtd-split.patch | 59 ++++++++++++++----- 1 file 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 16da438183..ceaf366368 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); -- 2.30.2