'VqžÔ\y®bÓ’0õUbuntu boot script (disk-based) Ësetenv rootpart 1 load ${devtype} ${devnum}:${rootpart} ${kernel_addr_r} ${prefix}vmlinuz load ${devtype} ${devnum}:${rootpart} ${ramdisk_addr_r} ${prefix}initrd.gz ramdisk_size=0x${filesize} setenv initrd_high 0xffffffff load ${devtype} ${devnum}:${rootpart} ${fdt_addr_r} ${prefix}${soc}-${board}.dtb setenv bootargs quiet debian-installer/framebuffer=false console=ttyS0,115200n8 bootz ${kernel_addr_r} ${ramdisk_addr_r}:${ramdisk_size} ${fdt_addr_r}