env环境变量

boot_dsp0=sunxi_flash read 43000000 ${dsp0_partition};bootr 43000000 0 0
boot_fastboot=fastboot
boot_normal=sunxi_flash read 43000000 boot;bootm 43000000
boot_recovery=sunxi_flash read 43000000 recovery;bootm 43000000
bootcmd=run setargs_mmc boot_dsp0 boot_normal
bootdelay=0
cma=16M
console=ttyS3,115200
dsp0_partition=dsp0
earlycon=uart8250,mmio32,0x05000000
fdtcontroladdr=44884e70
force_normal_boot=1
init=/init
initcall_debug=0
keybox_list=widevine,ec_key,ec_cert1,ec_cert2,ec_cert3,rsa_key,rsa_cert1,rsa_cert2,rsa_cert3
loglevel=8
mmc_root=/dev/mmcblk0p5
mtd_name=sys
nand_root=ubi0_5
partitions=boot-resource@mmcblk0p1:env@mmcblk0p2:env-redund@mmcblk0p3:boot@mmcblk0p4:rootfs@mmcblk0p5:dsp0@mmcblk0p6:private@mmcblk0p7:UDISK@mmcblk0p8
rootfstype=ubifs,rw
setargs_mmc=setenv  bootargs earlycon=${earlycon} clk_ignore_unused initcall_debug=${initcall_debug} console=${console} loglevel=${loglevel} root=${mmc_root}  init=${init} partitions=${partitions} cma=${cma} snum=${snum} mac_addr=${mac} wifi_mac=${wifi_mac} bt_mac=${bt_mac} specialstr=${specialstr} gpt=1

setargs_nand=setenv bootargs ubi.mtd=${mtd_name} earlycon=${earlycon} clk_ignore_unused initcall_debug=${initcall_debug} console=${console} loglevel=${loglevel} root=${nand_root} rootfstype=${rootfstype} init=${init} partitions=${partitions} cma=${cma} snum=${snum} mac_addr=${mac} wifi_mac=${wifi_mac} bt_mac=${bt_mac} specialstr=${specialstr} gpt=1
setargs_nand_ubi=setenv bootargs ubi.mtd=${mtd_name} earlycon=${earlycon} clk_ignore_unused initcall_debug=${initcall_debug} console=${console} loglevel=${loglevel} root=${nand_root} rootfstype=${rootfstype} init=${init} partitions=${partitions} cma=${cma} snum=${snum} mac_addr=${mac} wifi_mac=${wifi_mac} bt_mac=${bt_mac} specialstr=${specialstr} gpt=1