http://pan.baidu.com/s/1ntsrQtF#path=%252FMY-I.MX6%2520V2.5
nkuc
tftpboot 0x10800000 uImage.ramdisk
tftpboot 0x10c00000 rootfs.ramdisk
setenv bootargs 'console=ttymxc0,115200 rdinit=/etc/inittab enable_wait_mode=off'
bootm 0x10800000 0x10c00000
fdisk /dev/mmcblk0
mkfs.ext3 /dev/mmcblk0p1
ifconfig eth0 192.168.1.125
tftp 192.168.1.2 -g -r uImage
dd if=uImage of=/dev/mmcblk0 bs=1M seek=1 conv=fsync
mkdir mountpoint
mount /dev/mmcblk0p1 mountpoint
tar zxf rtfs_ubuntu12.tgz -C mountpoint
umount mountpoint
VGA:
setenv bootargs console=ttymxc0,115200 ip=none root=/dev/mmcblk0p1 rootwait video=mxcfb0:dev=lcd,SEIKO-WVGA,if=RGB24 bpp=32; mmc dev 2; mmc read 0x10800000 0x800 0x2000; bootm
HDMI:
setenv bootargs console=ttymxc0,115200 ip=none root=/dev/mmcblk0p1 rootwait video=mxcfb0:dev=hdmi,1920x1080M@60,if=RGB24; mmc dev 2; mmc read 0x10800000 0x800 0x2000; bootm