EXYNOS4 # printenv
bootcmd movi read kernel 0 40008000;bootm 40008000
baudrate=115200
bootargs=root=/dev/sdb1 rw rootfstype=ext4 init=/sbin/init console=ttySAC2,115200 rootdelay=1
bootcmd=movi read kernel 0 40008000;movi read rootfs 0 41000000 100000;bootm 40008000 41000000
bootdelay=1
ethaddr=00:40:5c:26:0a:5b
gatewayip=192.168.0.1
ipaddr=192.168.0.20
netmask=255.255.255.0
serverip=192.168.0.10

Environment size: 403/16380 bytes
EXYNOS4 #

===============================================================

Checking Boot Mode ... SDMMC
MMC Device 0: 7596 MB
MMC Device 1 not found
Net:   No ethernet found.
Hit any key to stop autoboot:  0
reading kernel..device 0 Start 1409, Count 16384
MMC read: dev # 0, block # 1409, count 16384 ... 16384 blocks read: OK
completed
reading RFS..device 0 Count 17793, Start 2048
MMC read: dev # 0, block # 17793, count 2048 ... 2048 blocks read: OK
completed
Boot with zImage
Wrong Ramdisk Image Format
[err] boot_get_ramdisk

Starting kernel ...