#
# mk-images.alpha
#
# Copyright (C) 2007  Red Hat, Inc.  All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

INITRDMODS="tgafb crc32 $INITRDMODS"

###FSMODS="msdos vfat ext3 reiserfs jfs xfs"
###IDEMODS="cdrom ide-cd"
###SCSIMODS="cdrom scsi_mod sd_mod sg sr_mod st"
###USBMODS="ohci-hcd uhci-hcd hid usb-storage sd_mod sr_mod"
###LATEUSBMODS="mousedev usb-storage"
###SECSTAGE="md raid0 raid1 raid5 dm-mod srm_env $FSMODS $IDEMODS $SCSIMODS $LATEUSBMODS"
NETMODULES="e100 tulip 8139too tulip 3c509 3c59x dl2k eepro epic100 ewrk3 hamachi natsemi ne2k-pci ns83820 starfire yellowfin de4x5 depca acenic tg3"

SCSIMODULES="$SCSIMODS qlogicisp DAC960 cpqfc BusLogic 3w-xxxx dmx3191d dpt_i2o megaraid ncr53c8xx sym53c8xx qlogicfc qla2x00 qla1280 cciss cpqarray aic7xxx aha1740 megaraid"

###ISOMODULES="ehci-hcd ieee1394 ohci1394 sbp2"

prepareBootImage() {
	echo "ALPHA: prepareBootImage() is called"
        dd if=/dev/zero of=$MBD_TMPIMAGE bs=1k count=$BOOTDISKSIZE 2>/dev/null
        echo y | /sbin/mke2fs -b 1024 -r 0 -O none $MBD_TMPIMAGE  > /dev/null 2>/dev/null
	LODEV=`findloopdevice $MBD_TMPIMAGE`
	e2writeboot $LODEV $BOOTDISKDIR/bootlx
	mount $LODEV -t ext2 $MBD_BOOTTREE
        mkdir -p $MBD_BOOTTREE/etc
	cat > $MBD_BOOTTREE/etc/aboot.conf <<EOF
#
# Fedora Linux aboot configuration options:
#
#   0 - Boot the Fedora Linux installer using a 2.6 kernel
#   1 - Boot the Fedora Linux installer in non graphical mode
#   2 - Boot the Fedora Linux installer in text only mode on ttyS0
#       for installation control via the serial port
#   3 - Boot in rescue mode
#
0:vmlinux.gz load_ramdisk=1 prompt_ramdisk=1 console=tty0          root=/dev/fd0
1:vmlinux.gz load_ramdisk=1 prompt_ramdisk=1 console=tty0  text    root=/dev/fd0
2:vmlinux.gz load_ramdisk=1 prompt_ramdisk=1 console=ttyS0 text    root=/dev/fd0
3:vmlinux.gz load_ramdisk=1 prompt_ramdisk=1 console=tty0  rescue  root=/dev/fd0

EOF
        cat > $MBD_BOOTTREE/etc/milo.conf <<EOF
image=/vmlinux.gz
        label=linux
        root=/dev/fd0
        append="load_ramdisk=1 prompt_ramdisk=1"
EOF
	zcat $KERNELROOT/boot/vmlinuz-* | gzip -9 > $MBD_BOOTTREE/vmlinux.gz
	umount $LODEV
	losetup -d $LODEV
	mount -o loop -t ext2 $MBD_TMPIMAGE $MBD_BOOTTREE
}

makeBootImages() {
    echo "Building boot images for kernel $kernelvers"

    mkdir -p $TOPDESTPATH/boot
    cp $BOOTDISKDIR/bootlx $TOPDESTPATH/boot

    mkdir -p $TOPDESTPATH/etc
    cat > $TOPDESTPATH/etc/aboot.conf <<EOF
#
# Fedora Linux aboot configuration options:
#
#   0 - Boot the Fedora Linux installer using a 2.6 kernel
#   1 - Boot the Fedora Linux installer with kernel messages sent to ttyS0
#   2 - Boot the Fedora Linux installer in text only mode
#   3 - Boot the Fedora Linux installer in text only rescue mode
#
0:/kernels/vmlinux.gz initrd=/images/initrd.img
1:/kernels/vmlinux.gz initrd=/images/initrd.img console=ttyS0
2:/kernels/vmlinux.gz initrd=/images/initrd.img text
3:/kernels/vmlinux.gz initrd=/images/initrd.img rescue

EOF

    mkdir -p $TOPDESTPATH/kernels
    cp $KERNELROOT/boot/vmlinuz-* $TOPDESTPATH/kernels/vmlinux.gz

    makeinitrd --initrdto $TOPDESTPATH/images/ramdisk.img \
	--initrdsize 8192 \
	--loaderbin loader \
	--modules "$NETMODULES $SCSIMODULES"

    echo "List of init modules: $INITRDMODS"

    makeinitrd --initrdto $TOPDESTPATH/images/initrd.img \
	--initrdsize 8192 \
	--loaderbin loader \
	--modules "$INITRDMODS"

#    makebootdisk --bootdisksize 4096 --kernelto $TOPDESTPATH/kernels/vmlinux.gz \
#	--imagename generic.img


    if [ -f $KERNELPATH/kernel-jensen-*.rpm ]; then
	KJ_PKG=$KERNELPATH/kernel-jensen-*.rpm
	KJ_DIR=/tmp/kernelj.dir.$$
	mkdir -p $KJ_DIR
	rpm2cpio $KJ_PKG | (cd $KJ_DIR; cpio --quiet -iumd ./boot/vmlinuz-*)
	cp $KJ_DIR/boot/vmlinuz-* $TOPDESTPATH/kernels/vmlinuz.j
	rm -rf $KJ_DIR
    fi

#    makedriverdisk --padsize 1440 "Supplemental Block Device Drivers" "drvblock" "$SCSIMODULES $EXTRASCSI +scsi"
#    makedriverdisk --padsize 1440 "Supplemental Network Device Drivers" "drvnet" "$NETMODULES $EXTRANET  +net"
}

#makeSecondStage() {
#     makeinstimage "netstg" "$SECSTAGE $SCSIMODULES $IDEMODS =scsi"
#     makeinstimage "hdstg" "$SECSTAGE $NETMODULES $IDEMODS =net"
#     makemainmodules "$SECSTAGE $NETMODULES $SCSIMODULES $IDEMODS =scsi =net"
#     makemainimage "install" "cramfs"
#}