target/linux/adm8668/image/my-mkimage

   1 #!/bin/sh
   2 # my-mkimage
   3 # This will just pad the kernel partition to 64k boundary, then add rootfs.
   4 # but we have to be fancy because u-boot mkimage is going to add 64 byte header.
   5 #
   6 # Copyright (C) 2010 Scott Nicholas <neutronscott@scottn.us>
   7
   8 PATH_LOADER=$1
   9 PATH_ROOTFS=$2
  10 OUTPUT=$3
  11
  12 # todo - check arguments...? nah...
  13 if [ -x $OUTPUT ]; then
  14   echo usage: $0 loader.bin root.squashfs output.bin
  15   exit
  16 fi
  17
  18 OLDSIZE=$(stat -c%s $PATH_LOADER)
  19 NEWSIZE=$(((OLDSIZE / 65536 + 1) * 65536 - 64))
  20
  21 dd if=$PATH_LOADER of=vmlinuz.tmp bs=$NEWSIZE conv=sync
  22 cat $PATH_ROOTFS >>vmlinuz.tmp
  23 ../../../../staging_dir/host/bin/mkimage -A mips -O linux -T kernel -C none -a 0x400000 -e 0x400000 -n "ADM8668 Linux Kernel(2.4.31)" -d vmlinuz.tmp $OUTPUT
  24 rm vmlinuz.tmp
  25
  26 printf '\n\nOk done, now your squashfs starts on an erase boundary of %x :)\n\n' $((NEWSIZE+64))