util/chromeos/extract_blobs.sh

   1 #!/usr/bin/env bash
   2 #
   3 # This file is part of the coreboot project.
   4 #
   5 # Copyright (C) 2016 Joe Pillow
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; version 2 of the License.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16
  17 set -x
  18
  19 IMAGE=$1
  20
  21 if [ ! -r "$IMAGE" ]; then
  22   echo "Can't find image $IMAGE."
  23   exit 1
  24 fi
  25
  26 CBFSTOOL=$(which cbfstool)
  27 if [ $? != 0 ]; then
  28   echo "Can't find cbfstool."
  29   exit 1
  30 fi
  31
  32 IFDTOOL=$(which ifdtool)
  33 if [ $? != 0 ]; then
  34   echo "Can't find ifdtool."
  35   exit 1
  36 fi
  37
  38 $CBFSTOOL $IMAGE print
  39
  40 if [ $? -ne 0 ]; then
  41   echo "Not a coreboot image: $IMAGE"
  42   exit 1
  43 fi
  44
  45 PCI=$($CBFSTOOL $IMAGE print|grep pci|cut -f1 -d\ )
  46 MRC=$($CBFSTOOL $IMAGE print|grep mrc.bin|cut -f1 -d\ )
  47
  48 $CBFSTOOL $IMAGE extract -n $PCI -f $PCI
  49 $CBFSTOOL $IMAGE extract -n $MRC -f $MRC
  50 $IFDTOOL -x $IMAGE
  51 mv flashregion_0_flashdescriptor.bin flashdescriptor.bin
  52 mv flashregion_2_intel_me.bin me.bin
  53 rm flashregion_*.bin