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authorflorian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-25 21:16:51 +0000
committerflorian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-25 21:16:51 +0000
commit0b1b6a028308ee9df70d00a9de2fafd2538ac01c (patch)
tree9fde69e62a7f7eb03a0ea5f94db8ccaa77f02613 /target/linux/brcm63xx/patches-3.6/405-bcm963xx_real_rootfs_length.patch
parent0cddb5e96a70c9d1449da52ecbb9d99f8d13974d (diff)
[brcm63xx] add preliminary support for 3.6 kernel
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33936 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm63xx/patches-3.6/405-bcm963xx_real_rootfs_length.patch')
-rw-r--r--target/linux/brcm63xx/patches-3.6/405-bcm963xx_real_rootfs_length.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.6/405-bcm963xx_real_rootfs_length.patch b/target/linux/brcm63xx/patches-3.6/405-bcm963xx_real_rootfs_length.patch
new file mode 100644
index 000000000..856b9e267
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.6/405-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
+@@ -131,7 +131,8 @@ 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",