"ubi create rootfs2 15E15000 d; " \
"ubi create userdata; " \
"ubi detach\0" \
+ "setup_nor1=" BK4_NET_INIT \
+ "if tftp ${sys_addr} ${tftpdir}ubinor1.img; " \
+ "then sf probe 0:0; " \
+ "sf erase 0 01000000; " \
+ "mtdparts default; " \
+ "ubi part nor; " \
+ "ubi create nor1fs; " \
+ "ubi write ${sys_addr} nor1fs ${filesize}; " \
+ "ubi detach; fi\0" \
+ "setup_nor2=" BK4_NET_INIT \
+ "if tftp ${sys_addr} ${tftpdir}ubinor2.img; " \
+ "then sf probe 0:1; " \
+ "sf erase 0 01000000; " \
+ "mtdparts default; " \
+ "ubi part nor; " \
+ "ubi create nor2fs; " \
+ "ubi write ${sys_addr} nor2fs ${filesize}; " \
+ "ubi detach; fi\0" \
"prepare_install_bk4r1_envs=" \
"echo 'Preparing envs for SD card recovery!';" \
"setenv ipaddr 192.168.0.99;" \