Date: Thu, 5 Oct 2000 09:30:02 -0700 (PDT) From: Tor.Egge@fast.no To: freebsd-bugs@FreeBSD.org Subject: Re: i386/21772: Incorrect IRQ routing for multi-function PCI devices on PR440FX Message-ID: <200010051630.JAA45068@freefall.freebsd.org>
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The following reply was made to PR i386/21772; it has been noted by GNATS. From: Tor.Egge@fast.no To: gibbs@aslan.scsiguy.com Cc: FreeBSD-gnats-submit@FreeBSD.ORG Subject: Re: i386/21772: Incorrect IRQ routing for multi-function PCI devices on PR440FX Date: Thu, 05 Oct 2000 18:27:42 +0200 This looks like a BIOS issue, with an incomplete MP table. > I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# > INT active-lo level 0 17:A 13 18 [...] > ahc1: <Adaptec 3960D Ultra160 SCSI adapter> port 0xf800-0xf8ff mem 0xffbde000-0xffbdefff irq 9 at device 17.0 on pci0 > aic7899: Wide Channel A, SCSI Id=7, 32/255 SCBs > ahc2: <Adaptec 3960D Ultra160 SCSI adapter> port 0xfc00-0xfcff mem 0xffbdf000-0xffbdffff irq 10 at device 17.1 on pci0 > aic7899: Wide Channel B, SCSI Id=7, 32/255 SCBs Since different interrupts are used in UP mode, I assume that multiple interrupt lines are used on the PCI bus for the 3960D, e.g. that a I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# INT active-lo level 0 17:B 13 ?? is missing from the MP table. - Tor Egge To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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