# --- T2-COPYRIGHT-NOTE-BEGIN ---
# T2 SDE: architecture/powerpc/boot/boot.in
# Copyright (C) 2005 - 2024 The T2 SDE Project
# 
# This Copyright note is generated by scripts/Create-CopyPatch,
# more information can be found in the files COPYING and README.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2.
# --- T2-COPYRIGHT-NOTE-END ---

arch_boot_cd_pre() {
	# before r45543 vintage yaboot glue was here
	grubdir="$(sed -n "/lib.*mod$/ {s,grub2: \(.*\)/[^/]*,\1,p ; q}" \
		$build_root/var/adm/flists/grub2)"
	grubarch="${grubdir##*/}"
	mkdir -p $isofsdir/{boot/grub,etc,ppc}/

	cp -v $base/architecture/powerpc/boot/ofboot.b $isofsdir/boot/
	cp -v $base/architecture/powerpc/boot/bootinfo.txt $isofsdir/ppc/
	cp -v $base/architecture/powerpc/boot/boot.msg $isofsdir/

    if [ "$SDECFG_POWERPC64_ENDIANESS" != 'le' ]; then
	cp -af $build_root/usr/lib*/grub/* $isofsdir/boot/grub/
	rm -f $isofsdir/boot/grub/*/*.{module,img} # not needed in the image

	grub-mkimage -O powerpc-ieee1275 -p /boot/grub -o $isofsdir/boot/bootppc.elf \
		-d $build_root/$grubdir/ --compression auto \
		normal configfile all_video reboot \
		part_gpt part_msdos part_apple iso9660 hfs hfsplus

	grub-mkimage -O powerpc-ieee1275 -p /boot/grub -o $isofsdir/install.bin \
		-d $build_root/$grubdir/ --compression auto --note \
		normal configfile all_video reboot \
		part_gpt part_msdos part_apple iso9660 hfs hfsplus
    fi

	# header
	sed -n '/CUT/q;p' $base/architecture/share/boot/grub.cfg \
		> $isofsdir/boot/grub/grub.cfg

	cat >> $isofsdir/boot/grub/grub.cfg <<-EOT
# try to switch from HFS w/o symlinks, to is the ISO9660
search --label --set isoroot --no-floppy T2
if [ "\$root" = "\$isoroot,2" ]; then
   set root="(\$isoroot)"
fi
EOT
}

arch_boot_cd_add() {
	# grub2 - unused $3, verbose name
	cat >> $isofsdir/boot/grub/grub.cfg <<EOT

menuentry "$3 ($2)" {
	linux ${4/vmlinuz/vmlinux}
	initrd $5
}
EOT

	# kboot, e.g. petitboot - unused $3, verbose name
	cat >> $isofsdir/etc/kboot.conf <<EOT

install='$4 initrd=$5' # video=ps3fb:mode:13
EOT
}

arch_boot_cd_post() {
	echo_status "Creating isofs_arch.txt file .."

	local prepboot
	[ "$SDECFG_POWERPC64_ENDIANESS" != 'le' ] &&
		prepboot="--prep-boot install.bin"

	# TODO: -hide-hfs *.tar.*
	cat > $build_toolchain/isofs_arch.txt <<- EOT
BOOT    -hfs -part -map $base/architecture/powerpc/boot/mapping -no-desktop
BOOTx   -hfs-bless $isofsdir/boot -hfs-volid T2
BOOTx   -sysid PPC -l -L -r -T -chrp-boot $prepboot
DISK1   $isofsdir/ /
EOT
}