Part II. Command Reference

The sections in Part II split the commands available into groupings by type.

Each command is documented in the standard UNIX® manual page layout. The page is separated into several parts:

Name

The name of the command and its purpose.

Synopsis

Command synopsis which may illustrate several invocations.

Options

This part is only present if the command has arguments. The command arguments are listed together with a description.

Description

Describes the detailed use of the command.

See also

This optional section gives references to other commands which may be relevant.

Conventions used in this part:

  • command text.
  • {arguments} within { } are required.
  • replaceable text for arguments.
  • [arguments] within [ ] are optional.
  • argument | argument separated by | cannot be used together.
  • argument... is repeatable
  • [expression]... entire expression is repeatable.

Table 5. Commands in alphabetical order

CommandPurpose
autobootAttempt to locate and boot suitable images automatically.
bootStarts loaded OS images
bast-hdlcdManipulate an HD44780 attached to the EB2410ITX LCD Module port.
bast-atPerform an audio test.
bast-at2Perform BAST audio test copies the line in to the line out
catDisplays contents of a text file
cdChange present working directory
consoleControls ABLE console.
cpCopy a file.
dateShow the current real time clock date and time.
devlsLists information about devices attached to a system
displayDisplay and image on console.
dmcfg-rdDebug command to read Davicom EEPROM
dmcfg-wrDebug command to write Davicom EEPROM
dumpDisplays an area of memory in hex dump
dumpfileDisplays a file in hex dump
echoOutput some text to standard output
exitExit ABLE shell
fileTests each argument in an attempt to classify it.
helpDisplay help on built in commands
historyLists the commands in the command line history.
hwinfoPrint hardware information.
ifconfigNetwork device configuration and selection
loadLoad executable images
lsList files in directory
lsfsList available filesystems
manManual page display
miiMII phy control
meminfoShows memory information.
memsetSet range of memory to a specific value.
modulesList ABLE modules
nvclearReset non-volatile settings to defaults
nvsetSet non-volatile parameters
nvsaveSave altered non-volatile settings
nvshowShow non-volatile parameters
nvunsetClears non-volatile parameter
peekExamine a memory location
pic-rdRead a value to the PMU PIC
pic-wrWrite a value to the PMU PIC
pmuPower management control
pokePoke memory location
pwdShow present working directory
readReads a line of input into shell variables
resetReset machine
sbcd(1)Manipulates the board configuration data.
setargsSets arguments to be passed to an OS started with the boot command
setdateSets the date in the real time clock
setoptSets device options.
settimeSets the real time clock
shStart a new ABLE shell
showargsShows arguments to be passed to any booted OS
shadowMoves ABLE into RAM
showhzShows how long a system has been running
sleepDelay for a specified amount of time
sumChecksum a file
sysmsgShow system messages.
sysspeedSets the system clock speed
tasksDisplays tasks running on system.
testPerforms test operations
tickcheck system timing.
unamePrint system identification
versionDisplay ABLE shell version
vtp1Video test pattern
vtp2Video test pattern
vtp3Video test pattern
vtp4Video test pattern
vtp5Video test pattern
wroutWrite a string to an output file.

Table of Contents

I. Core Commands
autoboot — Attempt to locate and boot suitable images automatically.
console — Controls ABLE console.
date — Show the current real time clock date and time.
devls — Lists information about devices attached to a system
display — Display and image on console.
help — Display help on built in commands
history — Lists the commands in the command line history.
hwinfo — Print hardware information.
man — Manual page display
meminfo — Shows memory information.
modules — List ABLE modules
pmu — Power management control
reset — Reset machine
sbcd — Manipulates the board configuration data.
setdate — Sets the date in the real time clock
setopt — Sets device options.
settime — Sets the real time clock
shadow — Moves ABLE into RAM
showhz — Shows how long a system has been running
sysmsg — Show system messages.
sysspeed — Sets the system clockspeed
tasks — Displays task threads currently running on system.
uname — Print system identification
version — Display ABLE shell version
wrout — Write a string to an output file.
II. Shell Commands
echo — Output some text to standard output
exit — Exit ABLE shell
read — Reads a line of input into shell variables
sh — Start a new ABLE shell
sleep — Delay for a specified amount of time
test — Performs test operations
III. Network operations
ifconfig — Network device configuration and selection
mii — MII phy control
IV. File Navigation
cd — Change present working directory
ls — List files in directory
lsfs — List available filesystems
pwd — Show present working directory
V. File manipulation commands
cat — Displays contents of a text file
cp — Copy a file.
dumpfile — Displays a file in a hexadecimal dump
file — Tests each argument in an attempt to classify it.
sum — Checksum a file
VI. Non-volatile settings
nvclear — Reset non-volatile settings to defaults
nvsave — Save altered non-volatile settings
nvset — Set non-volatile parameters
nvshow — Show non-volatile parameters
nvunset — Clears non-volatile parameter
VII. OS manipulation commands
boot — Starts loaded OS images
load — Load executable images
showargs — Shows arguments to be passed to any booted OS
setargs — Sets arguments to be passed to an OS started with the boot command
VIII. Debugging commands
bast-at — Perform an audio test.
bast-at2 — Perform BAST audio test copies the line in to the line out
bast-hdlcd — Manipulate an HD44780 attached to the EB2410ITX LCD Module port.
dmcfg-rd — Debug command to read Davicom EEPROM
dmcfg-wr — Debug command to write Davicom EEPROM
dump — Displays an area of memory in hex dump
memset — Set range of memory to a specific value.
peek — Examine memory location
pic-rd — Read a value to the PMU PIC
pic-wr — Write a value to the PMU PIC
poke — Poke memory location
tick — Check system timing.
vtp1 — Video test pattern
vtp2 — Video test pattern
vtp3 — Video test pattern
vtp4 — Video test pattern
vtp5 — Video test pattern