1#!/bin/sh -e 2# 3# Update Linux kernel headers QEMU requires from a specified kernel tree. 4# 5# Copyright (C) 2011 Siemens AG 6# 7# Authors: 8# Jan Kiszka <jan.kiszka@siemens.com> 9# 10# This work is licensed under the terms of the GNU GPL version 2. 11# See the COPYING file in the top-level directory. 12 13tmpdir=`mktemp -d` 14linux="$1" 15output="$2" 16 17if [ -z "$linux" ] || ! [ -d "$linux" ]; then 18 cat << EOF 19usage: update-kernel-headers.sh LINUX_PATH [OUTPUT_PATH] 20 21LINUX_PATH Linux kernel directory to obtain the headers from 22OUTPUT_PATH output directory, usually the qemu source tree (default: $PWD) 23EOF 24 exit 1 25fi 26 27if [ -z "$output" ]; then 28 output="$PWD" 29fi 30 31for arch in x86 powerpc s390; do 32 make -C "$linux" INSTALL_HDR_PATH="$tmpdir" SRCARCH=$arch headers_install 33 34 rm -rf "$output/linux-headers/asm-$arch" 35 mkdir -p "$output/linux-headers/asm-$arch" 36 for header in kvm.h kvm_para.h; do 37 cp "$tmpdir/include/asm/$header" "$output/linux-headers/asm-$arch" 38 done 39 if [ $arch = x86 ]; then 40 cp "$tmpdir/include/asm/hyperv.h" "$output/linux-headers/asm-x86" 41 fi 42done 43 44rm -rf "$output/linux-headers/linux" 45mkdir -p "$output/linux-headers/linux" 46for header in kvm.h kvm_para.h vhost.h virtio_config.h virtio_ring.h; do 47 cp "$tmpdir/include/linux/$header" "$output/linux-headers/linux" 48done 49if [ -L "$linux/source" ]; then 50 cp "$linux/source/COPYING" "$output/linux-headers" 51else 52 cp "$linux/COPYING" "$output/linux-headers" 53fi 54 55rm -rf "$tmpdir" 56