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Date: Mon, 16 May 2011 13:38:25 -0400
From: Julian Elischer <julian@freebsd.org>
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Cc: freebsd-current@freebsd.org
Subject: Re: pcib allocation failure
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On 5/15/11 8:50 PM, deeptech71@gmail.com wrote:
> On Sat, May 14, 2011 at 6:27 PM, deeptech71@gmail.com
> <deeptech71@gmail.com>  wrote:
>> pcib1:<ACPI PCI-PCI bridge>  at device 1.0 on pci0
>> pcib1: failed to allocate initial prefetch window: 0xd0000000-0xfaffffff
>>
>> this happens with a the r221862 kernel, but not with the r221309 kernel.
>> a quick search reveals something:
>> http://www.freebsd.org/cgi/query-pr.cgi?pr=143874 (i have no idea what
>> that is).
> indeed, r221394 introduced the said behaviour by using a new PCI bus
> driver or something. with "nooptions NEW_PCIB", even the latest
> sources (r221970) do not exhibit the said behaviour. i conclude that
> the new PCI bus driver basically sux.

Since "sux" was not one of the design criteria for the new driver it would
seem that your best course of action is to contact the author
with large amounts of useful information and offer to help him fix it
by providing a test platform.