diff options
-rwxr-xr-x | usr/galaxys2_initramfs_files/init | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/usr/galaxys2_initramfs_files/init b/usr/galaxys2_initramfs_files/init index 32eacfb..cb3da8e 100755 --- a/usr/galaxys2_initramfs_files/init +++ b/usr/galaxys2_initramfs_files/init @@ -12,8 +12,24 @@ busybox mount -t sysfs sysfs /sys load_image=/stage1/boot.cpio if busybox grep -q bootmode=2 /proc/cmdline ; then - # recovery boot - load_image=/stage1/recovery.cpio + + # recovery boot + + # default to recovery ramdisk bundled with kernel + load_image=/stage1/recovery.cpio + + # attempt isorec (isolated recovery) boot + + # if the raw /dev/block/platform/dw_mmc/by-name/RECOVERY + # partition contains valid lzop-compressed data + if busybox lzop -dc /dev/block/mmcblk0p6 > /stage1/isorec.cpio ; then + # and if said data is a valid cpio archive + if busybox cpio -t < /stage1/isorec.cpio ; then + # then use it as the recovery ramdisk + load_image=/stage1/isorec.cpio + fi + fi + fi busybox cpio -i < ${load_image} |