Date: 09 Jul 1999 11:30:53 +0300 From: Ville-Pertti Keinonen <will@iki.fi> To: phk@critter.freebsd.dk (Poul-Henning Kamp) Cc: hackers@freebsd.org Subject: Re: Rewriting pca(4) using finetimer(9) (was: Re: MPU401 now worksunder New Midi Driver Framework with a Fine Timer) Message-ID: <86hfnejkci.fsf@not.demophon.com> In-Reply-To: phk@critter.freebsd.dk's message of "9 Jul 1999 11:13:07 %2B0300" References: <86k8sajlmz.fsf@not.demophon.com> <2231.931507837@critter.freebsd.dk>
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phk@critter.freebsd.dk (Poul-Henning Kamp) writes: > But shouldn't you still be able to use the timer in the local apic ? Did you read the last paragraph in my message? Here it is again: > >It's been a while since I looked at the documentation, but it *might* > >be possible that the local APIC timers would work without using APIC > >interrupt routing. IIRC the timers are simply programmed with the IDT > >vector number to generate as an interrupt. I haven't tried it, I don't know what would happen. If someone else knows (or has a chance to try it soon), please comment. Even if it works, using the feature would probably have to rely on undocumented behavior. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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