Date: Wed, 8 Jan 1997 09:47:21 -0700 (MST) From: Terry Lambert <terry@lambert.org> To: nate@mt.sri.com (Nate Williams) Cc: bde@zeta.org.au, current@freebsd.org, nate@mt.sri.com Subject: Re: Kernel driver advice Message-ID: <199701081647.JAA16480@phaeton.artisoft.com> In-Reply-To: <199701080457.VAA29298@rocky.mt.sri.com> from "Nate Williams" at Jan 7, 97 09:57:05 pm
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> > >Finally, is there a way to request the list of used/unused IRQ's in the > > >system at a point in time? I'd like to be able to check if a particular > > > > Attempt to allocate all IRQs and put back the ones that you get but don't > > want. > > *laugh* > > Who keeps track of allocated interrupts? Would it be possible/useful to > add a 'give me what has already been allocated' kind of function? > Instead of alloc_intr() something obvious like intr_alloced()? *grin* Yeah, this is a kludge... it would be nice to be able to get a bitmap or something... given EISA and PCI, it would have to be two longs or a quad for some systems (see the recent EISA and APIC discussions on IRQ assignment on the SMP list). Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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