Date: Thu, 07 Dec 2000 00:44:06 +0100 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Mike Smith <msmith@freebsd.org> Cc: current@freebsd.org, nsayer@freebsd.org Subject: Re: USB related commit leads to hung systems if USB-IRQ=Disabled in BIOS Message-ID: <55308.976146246@critter> In-Reply-To: Your message of "Wed, 06 Dec 2000 15:46:31 PST." <200012062346.eB6NkVF00891@mass.osd.bsdi.com>
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In message <200012062346.eB6NkVF00891@mass.osd.bsdi.com>, Mike Smith writes: >> > >> > 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. Right, that is what I did once I realized that this particular commit was the culprit. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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