"emmcdev=1\0" \
"partnum=1\0" \
"setargs=setenv bootargs console=${console},${baudrate} " \
- "root=/dev/${rootdev} rw rootwait cma=128M " \
+ "root=/dev/${rootdev} ro rootwait cma=128M " \
BX50V3_BOOTARGS_EXTRA "\0" \
"loadimage=" \
"ext2load ${dev} ${devnum}:${partnum} ${loadaddr} ${image}\0" \