154 lines
3.7 KiB
Bash
154 lines
3.7 KiB
Bash
#! /bin/sh
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#
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# /sbin/installkernel - written by tyson@rwii.com
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#
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# May 21, 2003 - agruen@suse.de
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# * Adapted for SuSE and cleaned up.
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#
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# This file is kept in the following CVS repository:
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#
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# $Source: /suse/yast2/cvsroot/mkinitrd/installkernel,v $
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# $Revision: 1.8 $
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#
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: ${INSTALL_PATH:=/boot}
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KERNEL_VERSION=$1
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BOOTIMAGE=$2
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MAPFILE=$3
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CONFIGFILE=config-$KERNEL_VERSION
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case "$(uname -m)" in
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s390|s390x)
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BOOTFILE=image
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;;
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ppc|ppc64)
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BOOTFILE=vmlinux
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;;
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aarch64)
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BOOTFILE=Image
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;;
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armv*)
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BOOTFILE=zImage
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;;
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*)
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BOOTFILE=vmlinuz
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;;
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esac
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#
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# Move away files from versions up to SuSE Linux 8.2
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#
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if [ -f $INSTALL_PATH/$BOOTFILE -a ! -L $INSTALL_PATH/$BOOTFILE ]; then
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mv $INSTALL_PATH/$BOOTFILE $INSTALL_PATH/$BOOTFILE.old
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fi
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if [ -L $INSTALL_PATH/System.map ]; then
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rm -f $INSTALL_PATH/System.map
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elif [ -f $INSTALLPATH/System.map ]; then
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mv $INSTALL_PATH/System.map $INSTALL_PATH/System.map.old
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fi
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#
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# Move away files from after SuSE Linux 8.2
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#
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if [ -f $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION ]; then
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mv $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION \
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$INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION.old;
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fi
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if [ -f $INSTALL_PATH/System.map-$KERNEL_VERSION ]; then
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mv $INSTALL_PATH/System.map-$KERNEL_VERSION \
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$INSTALL_PATH/System.map-$KERNEL_VERSION.old;
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fi
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if [ -f .config ] && [ -f $INSTALL_PATH/$CONFIGFILE ]; then
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mv -v $INSTALL_PATH/$CONFIGFILE \
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$INSTALL_PATH/$CONFIGFILE.old;
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fi
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#
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# Install new files
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#
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cp -fp $BOOTIMAGE $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION
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cp -fp $MAPFILE $INSTALL_PATH/System.map-$KERNEL_VERSION
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[ -f .config ] && cp -fp .config $INSTALL_PATH/$CONFIGFILE
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# If the kernel has module support, recreate modules.dep using depmod
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# since the contents of modules.dep do not have a consistent format across
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# releases.
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if [ -x /sbin/depmod -a -d /lib/modules/$KERNEL_VERSION ]; then
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/sbin/depmod $KERNEL_VERSION;
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fi
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function check_supported()
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{
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local MOD_SUPP_FILE="/etc/modprobe.d/10-unsupported-modules.conf"
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local MOD_SUPP_REGEX="^\s*allow_unsupported_modules\s+0\s*$"
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local cfg="$1"
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if [ ! -e "$cfg" ]; then return; fi
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local tmp=$(modprobe --showconfig | grep -Eq $MOD_SUPP_REGEX)
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if [ -n "$tmp" ]; then
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CHECK_SUPPORTED="--check-supported"
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return;
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fi
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if grep -q "^CONFIG_SUSE_KERNEL_SUPPORTED=y" $cfg ; then
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if [ -e $MOD_SUPP_FILE ] && grep -Eq $MOD_SUPP_REGEX $MOD_SUPP_FILE; then
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CHECK_SUPPORTED="--check-supported"
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fi
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fi
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}
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CONFIG=$(dirname $MAPFILE)/.config
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CHECK_SUPPORTED=
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check_supported $CONFIG
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KERNTYPES=$(dirname $MAPFILE)/init/kerntypes.o
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if [ -e $KERNTYPES ]; then
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cp -fp $KERNTYPES $INSTALL_PATH/Kerntypes-$KERNEL_VERSION
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fi
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case "$(uname -m)" in
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i?86 | x86_64)
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KERNBIN=$(dirname $MAPFILE)/vmlinux
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if [ -e $KERNBIN ]; then
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if [ -f $INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz ]; then
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mv $INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz \
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$INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz.old;
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fi
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gzip -c $KERNBIN > $INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz
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fi
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;;
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esac
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#
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# Generate initial ramdisk
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#
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if [ -x /usr/bin/dracut -a -d /lib/modules/$KERNEL_VERSION ]; then
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/usr/bin/dracut --hostonly --force $CHECK_SUPPORTED \
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$INSTALL_PATH/initrd-$KERNEL_VERSION $KERNEL_VERSION
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else
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echo "You may need to create an initial ramdisk now."
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fi
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#
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# Update boot loader
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#
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if [ -x /sbin/update-bootloader ]; then
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opt_initrd=
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[ -e $INSTALL_PATH/initrd-$KERNEL_VERSION ] \
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&& opt_initrd="--initrd $INSTALL_PATH/initrd-$KERNEL_VERSION"
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/sbin/update-bootloader --name $KERNEL_VERSION \
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--image $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION \
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$opt_initrd --add --force
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fi
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