# --- T2-COPYRIGHT-BEGIN ---
# t2/architecture/riscv/boot/boot.in
# Copyright (C) 2007 - 2025 The T2 SDE Project
# SPDX-License-Identifier: GPL-2.0
# --- T2-COPYRIGHT-END ---

. $base/architecture/share/boot/grub.in

arch_boot_cd_pre()
{
	local platform=riscv32-efi
	local exe=BOOTRISCV32.EFI
	[ $arch = riscv64 ] && platform=${platform/32/64} && exe=${exe/32/64}

	mkdir -p $isofsdir/boot/grub
	cp -af $build_root/usr/lib*/grub/* $isofsdir/boot/grub/
	rm -f $isofsdir/boot/grub/*/*.{module,img} # not needed in the image

	mkdir -p $isofsdir/efi/boot/
	cat > $isofsdir/efi/boot/grub.cfg <<EOT
regexp -s root "([^,]*)" "\$root"
set prefix="(\$root)/boot/grub"
EOT
	grub-mkimage -O $platform -p /boot/grub \
	             -d $build_root/usr/lib*/grub/$platform \
	             -o $isofsdir/efi/boot/$exe -c $isofsdir/efi/boot/grub.cfg \
	             --compression auto iso9660 fat part_msdos part_gpt regexp
	rm -f $isofsdir/efi/boot/grub.cfg

	grub_create_efi_img $isofsdir/efi/boot/$exe

	# 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	-no-emul-boot
EOT
	grub_create_boot_entry >> $build_toolchain/isofs_arch.txt
}