а вот это где описано ?
Eltex>> help
? - alias for 'help'
Creset - Creset - Run 'reset' or boot command in a loop, while counting.
SatR - Sample At Reset sub-system
active_units- print active units on board
base - print or set address offset
bdinfo - print Board Info structure
boot - boot default, i.e., run 'bootcmd'
bootd - boot default, i.e., run 'bootcmd'
bootelf - Boot from an ELF image in memory
bootm - boot application image from memory
bootp - boot image via network using BOOTP/TFTP protocol
bootvx - Boot vxWorks from an ELF image
bootz - boot Linux zImage image from memory
bubt - bubt - Burn an image on the Boot flash device.
chpart - change active partition
cmp - memory compare
coninfo - print console devices and information
cp - memory copy
cpss_env- set cpss environment variables permanently