Date: Wed, 06 Dec 2000 15:46:31 -0800 From: Mike Smith <msmith@freebsd.org> To: Mike Smith <msmith@freebsd.org> Cc: Poul-Henning Kamp <phk@freebsd.org>, current@freebsd.org, nsayer@freebsd.org Subject: Re: USB related commit leads to hung systems if USB-IRQ=Disabled in BIOS Message-ID: <200012062346.eB6NkVF00891@mass.osd.bsdi.com> In-Reply-To: Your message of "Wed, 06 Dec 2000 15:35:42 PST." <200012062335.eB6NZgF00739@mass.osd.bsdi.com>
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> >
> > In my bios I have PnPOS=NO, USB-IRQ=Disabled.
> >
> > The commit below results in a PCI interrupt storm and a terminally
> > wedged system right after interrupts are enabled.
>
> This would be a bug in the UHCI or OHCI driver then. You can avoid it by
> not running the driver.
I should have mentioned; you can probably also avoid it by letting your
BIOS give the USB controller an IRQ, since it'll almost certainly also
perform whatever initialisation the driver is currently missing out on.
--
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also. But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view. [Dr. Fritz Todt]
V I C T O R Y N O T V E N G E A N C E
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