"fdt_high=0xffffffff\0" \
"initrd_high=0xffffffff\0" \
"addtty=setenv bootargs ${bootargs} console=${console},${baudrate}\0" \
"fdt_high=0xffffffff\0" \
"initrd_high=0xffffffff\0" \
"addtty=setenv bootargs ${bootargs} console=${console},${baudrate}\0" \