Date: Wed, 20 Jan 1999 12:12:51 -0800 From: Mike Smith <mike@smith.net.au> To: brian@worldcontrol.com Cc: Nick Sayer <nsayer@quack.kfu.com>, freebsd-mobile@FreeBSD.ORG Subject: Re: Reclaiming irqs for unsupported PCI hardware? Message-ID: <199901202012.MAA00975@dingo.cdrom.com> In-Reply-To: Your message of "Tue, 19 Jan 1999 20:25:54 PST." <19990119202553.A90328@top.worldcontrol.com>
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> > While I am writing, why is it necessary for the PCCARD controller > > to use an IRQ? It only generates them at slot events, which happen, > > what, every few _hours_ or so? Can't they be polled? IRQs are > > precious in modern x86 machines (unfortunately). > > I cried similarly, and made a similar complaint about PCCARD > services. The response was nada. You said "why don't you lazy bastards fix this". We said "we are too bloody busy, fix it yourself". > I'm close to modifying the system myself to eliminate the IRQ > for insertion. > > I have a further complication that when the PCCARD interrupt service > routine tries to handle my modem card insertion the system freezes, > however, if it is not done via the interrupt routine (card inserted > before power on) it works fine. Other cards work correctly via > insertion. > > The main thing that keeps me from doing so, is such changes will never > be imported into FreeBSD unless the people with the power agree. Crap. Submit the patches, fix them when they break other peoples' hardware, and they'll get committed. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message
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