Help, Name, Synopsis – Comtrol eCos User Manual
Page 131: Arguments, Description, Examples
help
Name
help
— Display help on available commands
Synopsis
help [
topic
]
Arguments
Name
Type
Description
Default
topic
String
Which command to
provide help for.
All commands
Description
The help command displays information about the available RedBoot commands. If a topic is given, then the
display is restricted to information about that specific command.
If the command has sub-commands, e.g. fis, then the topic specific display will print additional information about
the available sub-commands. special (ICMP) packets to a specific host. These packets should be automatically
returned by that host. The command will indicate how many of these round-trips were successfully completed.
Examples
Show generic help. Note that the contents of this display will depend on the various configuration options for
RedBoot when it was built.
RedBoot> help
Manage aliases kept in FLASH memory
alias name [value]
Manage machine caches
cache [ON | OFF]
Display/switch console channel
channel [-1|
<
channel number
>
]
Compute a 32bit checksum [POSIX algorithm] for a range of memory
cksum -b
<
location
>
-l
<
length
>
Display (hex dump) a range of memory
dump -b
<
location
>
[-l
<
length
>
] [-s] [-1|2|4]
Manage FLASH images
fis {cmds}
Manage configuration kept in FLASH memory
fconfig [-i] [-l] [-n] [-f] [-d] | [-d] nickname [value]
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