board/nvidia/p3450-0000/p3450-0000.env

/* Only MMC/PXE/DHCP for now, add USB back in later when supported */
boot_targets=mmc1 mmc0 pxe dhcp

preboot=if test -e mmc 1:1 /u-boot-preboot.scr; then
	load mmc 1:1 ${scriptaddr} /u-boot-preboot.scr;
		source ${scriptaddr};
	fi