after building the l4linux using make run/l4linux i got the iso file of l4linux

now i want to create a grub2 entry for l4linux along with ubuntu how should i do it?

i have followed methods given on other places they all are distro specific i have also

seen nova hypervisor multiboot mailing list doubt it is of not much help is there any way to use create_grub2 tool?

my l4linux file is at

<build-dir>/foc_x86_32/var/run/l4linux/boot
<build-dir>/foc_x86_32/var/run/l4linux/genode
<build-dir>/foc_x86_32/var/run/l4linux/fiasco
<build-dir>/foc_x86_32/var/run/l4linux/boot/grub
<build-dir>/foc_x86_32/var/run/l4linux/boot/isolinux
<build-dir>/foc_x86_32/var/run/l4linux/boot/bender

<build-dir>/foc_x86_32/var/run/l4linux/boot/grub/menu.lst contains following things

timeout 0
default 0

title Genode on Fiasco.OC
kernel /boot/bender
module /fiasco/bootstrap
module /fiasco/fiasco -serial_esc
module /fiasco/sigma0
module /genode/core
module /genode/config
module /genode/init
module /genode/timer
module /genode/kdb_uart_drv
module /genode/l4linux
module /genode/initrd.gz
module /genode/ps2_drv
module /genode/fb_drv
module /genode/nic_drv
module /genode/platform_drv
module /genode/acpi_drv
module /genode/report_rom
vbeset 0x117 506070