tests/migration/rebuild-x86-bootblock.sh

   1 #!/bin/sh
   2 # Copyright (c) 2016-2018 Red Hat, Inc. and/or its affiliates
   3 # This work is licensed under the terms of the GNU GPL, version 2 or later.
   4 # See the COPYING file in the top-level directory.
   5 #
   6 # Author: dgilbert@redhat.com
   7
   8 ASMFILE=$PWD/tests/migration/x86-a-b-bootblock.s
   9 HEADER=$PWD/tests/migration/x86-a-b-bootblock.h
  10
  11 if [ ! -e "$ASMFILE" ]
  12 then
  13   echo "Couldn't find $ASMFILE" >&2
  14   exit 1
  15 fi
  16
  17 ASM_WORK_DIR=$(mktemp -d --tmpdir X86BB.XXXXXX)
  18 cd "$ASM_WORK_DIR" &&
  19 as --32 -march=i486 "$ASMFILE" -o x86.o &&
  20 objcopy -O binary x86.o x86.boot &&
  21 dd if=x86.boot of=x86.bootsect bs=256 count=2 skip=124 &&
  22 xxd -i x86.bootsect |
  23 sed -e 's/.*int.*//' > x86.hex &&
  24 cat - x86.hex <<HERE > "$HEADER"
  25 /* This file is automatically generated from
  26  * tests/migration/x86-a-b-bootblock.s, edit that and then run
  27  * tests/migration/rebuild-x86-bootblock.sh to update,
  28  * and then remember to send both in your patch submission.
  29  */
  30 HERE
  31
  32 rm x86.hex x86.bootsect x86.boot x86.o
  33 cd .. && rmdir "$ASM_WORK_DIR"