Date: Fri, 22 Jan 1999 12:50:15 -0700 From: Nate Williams <nate@mt.sri.com> To: Mike Smith <mike@smith.net.au> Cc: Nate Williams <nate@mt.sri.com>, "Gary T. Corcoran" <garycor@home.com>, mobile@FreeBSD.ORG Subject: Re: Reclaiming irqs for unsupported PCI hardware? Message-ID: <199901221950.MAA22394@mt.sri.com> In-Reply-To: <199901221941.LAA00993@dingo.cdrom.com> References: <199901221940.MAA22323@mt.sri.com> <199901221941.LAA00993@dingo.cdrom.com>
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> > > > Sure it does. IRQ's are no longer generated on that piece of hardware, > > > > but it's possible that the IRQ routine was in the middle of processing > > > > the previous (valid) IRQ that was generated 'just prior' to the removal. > > > > > > Uh, it's also possible for the removal itself to generate an interrupt > > > - I had this 100% repeatable on the Sharp I used to use. > > > > Right, but this does not work reliably on all PCIC controllers. It > > works on mine, but I know a number of controllers it does not work on > > (for whatever reason). > > Sorry, you're missing my point - the removal causes a *card* interrupt, > not a PCIC interrupt. Ah, gotcha. FWIW, supposedly the PCIC interrupt supercedes the card interrupt in the current code. :) Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message
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