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optargs="consoleblank=0 mem=512M"
#u-boot eMMC specific overrides; Angstrom Distribution (SMARC T335X) 2014-05-20
kernel_file=zImage
initrd_file=initrd.img
loadaddr=0x82000000
initrd_addr=0x88080000
fdtaddr=0x88000000
fdtfile=am335x-smarct335x.dtb
initrd_high=0xffffffff
fdt_high=0xffffffff
loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${kernel_file}
loadinitrd=load mmc ${mmcdev}:${mmcpart} ${initrd_addr} ${initrd_file}; setenv initrd_size ${filesize}
loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdtaddr} /dtbs/${fdtfile}
#
##Un-comment to enable systemd in Debian Wheezy
#optargs=quiet init=/lib/systemd/systemd
console=ttyO3,115200n8
#mmcroot=/dev/mmcblk0p2 ro
#mmcrootfstype=ext4 rootwait fixrtc
mmcroot=/dev/ram0
#mmcargs=setenv bootargs console=${console} root=${mmcroot} rootfstype=${mmcrootfstype} ${optargs}
mmcargs=setenv bootargs console=${console} root=${mmcroot} initramfs=0x81000000,
8M
#zImage:
uenvcmd=run loadimage; run loadfdt; run mmcargs; bootz ${loadaddr} - ${fdtaddr}
#zImage + uInitrd: where uInitrd has to be generated on the running system.
#boot_fdt=run loadimage; run loadinitrd; run loadfdt
#uenvcmd=run boot_fdt; run mmcargs; bootz ${loadaddr} ${initrd_addr}:${initrd_size} ${fdtaddr}
###Begin Rootfs from NFS
#serverip=192.168.1.51
#rootpath=/srv/nfs/smarct335x/ubuntu1204/
#nfsopts=nolock,acdirmin=60
#netargs=setenv bootargs console=${console} ${optargs} root=/dev/nfs nfsroot=${serverip}:${rootpath},${nfsopts} rw ip=dhcp
##netboot=echo Loading kernel from SDCARD and booting from NFS ...; run loadimage; run netargs; bootz ${loadaddr} - ${fdtaddr}
##uenvcmd=run netboot
###End Rootfs from NFS
###Begin Load kernel from TFTP
#netmask=255.255.255.0
#ipaddr=192.168.1.65
#serverip=192.168.1.51
#netboot=echo Loading kernel and device tree from TFTP and booting from NFS ...; setenv autoload no; tftp ${loadaddr} ${kernel_file}; tftp ${fdtaddr} ${fdtfile}; run netargs; bootz ${loadaddr} - ${fdtaddr}
#uenvcmd=run netboot
###End Load kernel from TFTP