Date: Thu, 17 Nov 2005 14:32:28 -0800 From: Nate Lawson <nate@root.org> To: John Baldwin <jhb@freebsd.org> Cc: acpi@freebsd.org Subject: Re: [PATCH] Fix weird PCI bus numbers with pci_linkX Message-ID: <437D04FC.90707@root.org> In-Reply-To: <200511171725.27877.jhb@freebsd.org> References: <200511171725.27877.jhb@freebsd.org>
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John Baldwin wrote: > I think I figured out why some people get messages like: > > pci_linkX: BIOS IRQ 11 for -17777216.6.INTA is invalid > > I was not reading the bus number from the bridge device correctly (the normal > __BUS_ACCESSOR() macros assume that the passed in argument is a child device, > but at the time I'm reading the bus there is no child device, so I was > passing in the pcib device, the parent of the pcib device probably returned > an error, and the bus variable ended up being some random stack garbage). > The attached patch (also at URL) should fix it I think. > > http://www.FreeBSD.org/~jhb/patches/acpi_pci_link.patch Excellent, patch looks good to me except the printf/panic message could be improved. -- Nate
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