Yes, that's possible, something like Code: kernel_flasher/kernel_flash zImage initfs_flasher/initfs_flash initfs_flasher/initfs.bootmenu.jffs2 should work. Once you do it approx. 100 000 times, your device will die :-) .
kernel_flasher/kernel_flash zImage initfs_flasher/initfs_flash initfs_flasher/initfs.bootmenu.jffs2