hostname=sp1
ethaddr=00:03:47:97:E4:6B
load=tftp 100000 u-boot.bin
-update=protect off all;era FFF00000 FFF3FFFF;cp.b 100000 FFF00000 $(filesize);saveenv
+update=protect off all;era FFF00000 FFF3FFFF;cp.b 100000 FFF00000 ${filesize};saveenv
filesize=1f304
gatewayip=145.17.228.1
netmask=255.255.255.0
You can put these commands into some environment variables;
=> setenv load tftp 100000 u-boot.bin
-=> setenv update protect off all\;era FFF00000 FFF3FFFF\;cp.b 100000 FFF00000 \$(filesize)\;saveenv
+=> setenv update protect off all\;era FFF00000 FFF3FFFF\;cp.b 100000 FFF00000 \${filesize}\;saveenv
=> saveenv
Then you just have to type "run load" then "run update"