Date: Mon, 01 May 2006 22:27:43 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: doconnor@gsoft.com.au Cc: freebsd-current@freebsd.org, grafan@gmail.com, marcel@xcllnt.net Subject: Re: lpt0 disappear (ppc related) Message-ID: <20060501.222743.32503989.imp@bsdimp.com> In-Reply-To: <200605020815.31012.doconnor@gsoft.com.au> References: <200605011421.49909.doconnor@gsoft.com.au> <20060501.095317.06445891.imp@bsdimp.com> <200605020815.31012.doconnor@gsoft.com.au>
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In message: <200605020815.31012.doconnor@gsoft.com.au>
"Daniel O'Connor" <doconnor@gsoft.com.au> writes:
: 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.
I think it just points out a weakness in the underlying system...
Warner
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