initramfs.sh

   1 #!/bin/bash
   2
   3 source sources/include.sh || exit 1
   4
   5 cd $TOP || dienow
   6
   7 # copy root overlay
   8
   9 tar -C "$ROOT_OVERLAY" -cf - . | tar -C "$ROOT_DIR" -xf -
  10
  11 if [ -z "$NO_STRIP" ]; then
  12         # strip all binaries
  13         ${STRIP} "$ROOT_DIR"/usr/{bin/*,sbin/*} 2> /dev/null
  14         find "$ROOT_DIR/usr/lib" -name '*.so' | xargs ${STRIP} --strip-unneeded 2>/dev/null
  15
  16         # remove libthread_db which is used for cross debuging with gdb
  17         rm "$ROOT_DIR/lib/libthread_db*"
  18 fi
  19
  20 # generate file with the contents of the initramfs it's later used
  21 # by the kernel build system to create a gziped cpio archive which
  22 # is then embedded into the kernel binary.
  23
  24 $SCRIPTS/gen_initramfs_list.sh -u squash -g squash $ROOT_DIR > \
  25         initramfs-files
  26
  27 # Add some more device nodes
  28
  29 echo "nod /dev/tty 644 0 0 c 5 0" >> initramfs-files
  30 echo "nod /dev/tty0 644 0 0 c 4 0" >> initramfs-files
  31 echo "nod /dev/tty1 644 0 0 c 4 1" >> initramfs-files
  32 echo "nod /dev/tty2 644 0 0 c 4 2" >> initramfs-files
  33 echo "nod /dev/ttyGS0 644 0 0 c 253 0" >> initramfs-files
  34 echo "nod /dev/ttySAC2 644 0 0 c 204 66" >> initramfs-files
  35 echo "nod /dev/console 622 0 0 c 5 1" >> initramfs-files
  36 echo "nod /dev/null 622 0 0 c 1 3" >> initramfs-files
  37 echo "nod /dev/fb0 644 0 0 c 29 0" >> initramfs-files
  38
  39 echo "Specify initramfs-files during kernel compilation as CONFIG_INITRAMFS_SOURCE"
  40 echo "or run ./package.sh to create rootfs.tar.gz tarball for a chroot environment."