[PATCH rtems-docs] shell: Document i2c and spi commands.

[Peter Dufault]

> On Nov 30, 2020, at 18:07 , Gedare Bloom <gedare at rtems.org> wrote:
> 
> Aren't nearly all shell commands at least a bit unsafe? And we don't
> have a lot of commands that have to be explicitly turned on if
> CONFIGURE_SHELL_COMMANDS_ALL is already set. I found only networking
> commands.
> 
> That seems accurate, you can go ahead with the approach you took then. It seems to be mostly consistent with the state of practice.
> 
> 

I was surprised at the need to enable each command instead of adding all I2C commands with a single enable.  I don't think code overhead is an issue.  If you're testing I2C from the shell I'm not sure when it's important to have only e.g. i2cget but not i2cset.

Peter
-----------------
Peter Dufault
HD Associates, Inc.      Software and System Engineering

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