# --- T2-COPYRIGHT-BEGIN ---
# t2/architecture/sparc/boot/boot.in
# Copyright (C) 2006 - 2025 The T2 SDE Project
# SPDX-License-Identifier: GPL-2.0
# --- T2-COPYRIGHT-END ---

if [ "$SDECFG_SPARC_CD_LOADER" = "grub2" ]; then

arch_boot_cd_pre() {
	local platform=sparc64-ieee1275
	mkdir -p $isofsdir/boot/grub
	cp -af $build_root/usr/lib*/grub/$platform $isofsdir/boot/grub/
	rm -f $isofsdir/boot/grub/$platform/*.{module,img}

	dd if=/dev/zero bs=512 count=1 > $isofsdir/../isofs.b
	cat $build_root/usr/lib*/grub/$platform/cdboot.img >> $isofsdir/../isofs.b

	grub-mkimage -O $platform-cdcore -p "/boot/grub" \
	             -d $build_root/usr/lib*/grub/$platform \
	             -o $isofsdir/boot/grub/$platform/core.img \
	             --compression auto iso9660 fat part_sun part_msdos part_gpt linux ofnet tftp

	grub-mkimage -O $platform-aout -p "/boot/grub" \
	             -d $build_root/usr/lib*/grub/$platform \
	             -o $isofsdir/boot/grub/bootsparc.aout \
	             --compression auto iso9660 fat part_sun part_msdos part_gpt linux ofnet tftp
	# header
	sed -n '/CUT/q;p' $base/architecture/share/boot/grub.cfg \
		> $1/boot/grub/grub.cfg
}

arch_boot_cd_add() {
	cat >> $1/boot/grub/grub.cfg <<-EOT

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

arch_boot_cd_post() {
	# footer
	sed '1,/CUT/d' $base/architecture/share/boot/grub.cfg \
		>> $1/boot/grub/grub.cfg
	echo_status "Creating isofs_arch.txt file .."

	echo "DISK1	$isofsdir/ /" > $build_toolchain/isofs_arch.txt

	cat >> $build_toolchain/isofs_arch.txt <<- EOT
BOOT	-G $isofsdir/../isofs.b -B ... --grub2-sparc-core boot/grub/sparc64-ieee1275/core.img
EOT
}

else # SILO

arch_boot_cd_pre()
{
	mkdir -p $isofsdir/boot
	cp -f $build_root/boot/isofs.b $isofsdir/..
	cp -f $build_root/boot/second.b $isofsdir/boot/
	cp -f $base/architecture/sparc/boot/{silo.conf,boot.msg} \
	      $isofsdir/boot/
}

arch_boot_cd_add()
{
	# unused $2, verbose name
	cat >> $isofsdir/boot/silo.conf <<-EOT

image=$4
    label=$2
    initrd=$5
EOT
}

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

	cat > $build_toolchain/isofs_arch.txt <<- EOT
BOOT    -G $isofsdir/../isofs.b -B ... -r
DISK1   $isofsdir/ /
EOT
}

fi