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Bug#695403: installation-guide: Please point out the limitations of firmware detection



On Sat, 2012-12-08 at 12:29 +0100, Gaudenz Steinlin wrote:
> Hi
> 
> Brian Potkin <claremont102@gmail.com> writes:
> >  
> > +</para><para>
> > +
> > +The routines used to detect missing firmware can only be of help for
> > +modules loaded after &d-i; has started.

This is irrelevant; not all drivers are included in d-i (and in
particular radeon is not).

>  This implies that the
> > +capabilities of some devices, the graphics card, for example, are no
> > +different at the end of the installation from what they were at the
> > +beginning and may mean some of your hardware is not being used to its
> > +full potential. If you suspect this is the case, or are just curious, it
> > +is not a bad idea to check the output of the <command>dmesg</command>
> > +command on the newly booted system and search for "firmware", "missing",
> > +"unable" or "fail".
> > +
> 
> Shouldn't we improve the installer to do this search instead? To me this
> seems to be mostly scriptable.

This doesn't work.

I think we should standardise the log messages from the kernel.

Ben.

-- 
Ben Hutchings
Beware of programmers who carry screwdrivers. - Leonard Brandwein

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