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authorJonas Gorski <jogo@openwrt.org>2015-06-22 12:28:46 +0000
committerJonas Gorski <jogo@openwrt.org>2015-06-22 12:28:46 +0000
commitbd398e1765ebd21024f6ceb303a78c9de79104e8 (patch)
tree60e6b748e6d51b6eb97623a2007dcd5b38b37e52 /target/linux/brcm63xx/patches-4.1/401-bcm963xx_real_rootfs_length.patch
parenta0c49ef46f7caf5eb02c635d446218201008ecff (diff)
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brcm63xx: add kernel 4.1 support
Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 46113
Diffstat (limited to 'target/linux/brcm63xx/patches-4.1/401-bcm963xx_real_rootfs_length.patch')
-rw-r--r--target/linux/brcm63xx/patches-4.1/401-bcm963xx_real_rootfs_length.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-4.1/401-bcm963xx_real_rootfs_length.patch b/target/linux/brcm63xx/patches-4.1/401-bcm963xx_real_rootfs_length.patch
new file mode 100644
index 0000000000..92c264bd76
--- /dev/null
+++ b/target/linux/brcm63xx/patches-4.1/401-bcm963xx_real_rootfs_length.patch
@@ -0,0 +1,27 @@
+--- a/arch/mips/include/asm/mach-bcm63xx/bcm963xx_tag.h
++++ b/arch/mips/include/asm/mach-bcm63xx/bcm963xx_tag.h
+@@ -85,8 +85,10 @@ struct bcm_tag {
+ __u32 rootfs_crc;
+ /* 224-227: CRC32 of kernel partition */
+ __u32 kernel_crc;
+- /* 228-235: Unused at present */
+- char reserved1[8];
++ /* 228-231: Image sequence number */
++ char image_sequence[4];
++ /* 222-235: Openwrt: real rootfs length */
++ __u32 real_rootfs_length;
+ /* 236-239: CRC32 of header excluding last 20 bytes */
+ __u32 header_crc;
+ /* 240-255: Unused at present */
+--- a/drivers/mtd/bcm63xxpart.c
++++ b/drivers/mtd/bcm63xxpart.c
+@@ -110,7 +110,8 @@ static int bcm63xx_parse_cfe_partitions(
+ } else {
+ /* OpenWrt layout */
+ rootfsaddr = kerneladdr + kernellen;
+- rootfslen = spareaddr - rootfsaddr;
++ rootfslen = buf->real_rootfs_length;
++ spareaddr = rootfsaddr + rootfslen;
+ }
+ } else {
+ pr_warn("CFE boot tag CRC invalid (expected %08x, actual %08x)\n",