pcDuino3 Nano u-boot

U-Boot 2011.09-rc1 (Jul 03 2013 - 17:40:47) Allwinner Technology

CPU:   SUNXI Family
Board: SUN7I-EVB
DRAM:  1 GiB
NAND:  [NAND] set nand_good_block_ratio 840
3360 MiB
In:    serial
Out:   serial
Err:   serial
--------fastboot partitions--------
-total partitions:4-
-name-        -start-       -size-
bootloader  : 8000          10000
env         : 18000         8000
boot        : 20000         8000
UDISK       : 28000         668000
-----------------------------------
no misc partition is found
Hit any key to stop autoboot:  0
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sunxi#help
?       - alias for 'help'
base    - print or set address offset
boot    - boot default, i.e., run 'bootcmd'
boota   - boota   - boot android bootimg from memory

bootd   - boot default, i.e., run 'bootcmd'
bootm   - boot application image from memory
cmp     - memory compare
cp      - memory copy
crc32   - checksum calculation
env     - environment handling commands
exit    - exit script
false   - do nothing, unsuccessfully
fastboot- fastboot- use USB Fastboot protocol

fatdown - download data to a dos filesystem
fatinfo - print information about filesystem
fatload - load binary file from a dos filesystem
fatls   - list files in a directory (default /)
go      - start application at address 'addr'
help    - print command description/usage
key_test- Test the key value and dump key registers
loop    - infinite loop on address range
md      - memory display
mm      - memory modify (auto-incrementing address)
mmc     - MMC sub system
mmcinfo - display MMC info
mtest   - simple RAM read/write test
mw      - memory write (fill)
nand    - NAND sub-system
nboot   - boot from NAND device
nm      - memory modify (constant address)
printenv- print environment variables
reset   - Perform RESET of the CPU
run     - run commands in an environment variable
saveenv - save environment variables to persistent storage
setenv  - set environment variables
showvar - print local hushshell variables
sunxi_flash- sunxi_flash sub-system
test    - minimal test like /bin/sh
true    - do nothing, successfully
version - print monitor, compiler and linker version
sunxi#
sunxi#print
boot_fastboot=fastboot
boot_normal=fatload nand 0 0x43000000 script.bin && fatload nand 0 0x48000000 ${kernel} && bootm 0x48000000
boot_recovery=sunxi_flash read 40007800 recovery;boota 40007800
bootcmd=run setargs_nand boot_normal
bootdelay=1
console=ttyS0,115200 console=tty1
fastboot_key_value_max=0x8
fastboot_key_value_min=0x2
init=/init
kernel=uImage
loglevel=8
mmc_root=/dev/mmcblk0p7
nand_root=/dev/nandd
partitions=bootloader@nanda:env@nandb:boot@nandc:UDISK@nandd
recovery_key_value_max=0x13
recovery_key_value_min=0x10
setargs_mmc=setenv bootargs coherent_pool=2M console=${console} root=${mmc_root} init=${init} loglevel=${loglevel} partitions=${partitions}
setargs_nand=setenv bootargs coherent_pool=2M console=${console} root=${nand_root} init=${init} loglevel=${loglevel} partitions=${partitions}
stderr=serial
stdin=serial
stdout=serial

Environment size: 896/131068 bytes
sunxi#