Re: lpt0 disappear (ppc related)

From: Daniel O'Connor <doconnor_at_gsoft.com.au>
Date: Tue, 2 May 2006 08:15:14 +0930
On Tuesday 02 May 2006 01:23, M. Warner Losh wrote:
> : However you wouldn't expect that using it as a module would result in
> : reduced functionality. (The same as how you wouldn't expect compiling
> : something into your kernel would result in reduced functionality)
>
> At the same time, you'd expect it to behave like every other 'bus' in
> the tree.  We omit the attachments for drivers to that bus when the
> kernel is built w/o that bus.  This is why if you have, say, ep in the
> kernel, but pccard loaded as a module, the 3c589 you just inserted
> into the pccard slot won't work.
>
> It is a minor imperfection in the config system that no one has taken
> on as a Problem To Solve.  Solving it turns out to be somewhat tricky.

Hmm, but I load acpi as a module and get acpi attachments.. (for sio and ppc)

<shrugs> it's black magic to me anyway :)

I didn't mean to belittle Marcel's work, I was just suprised that it would 
cause a functionality loss like that.

-- 
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
  -- Andrew Tanenbaum
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Received on Mon May 01 2006 - 20:46:13 UTC

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