From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jim Paris <jim@jtan.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: PCI IRQ problems -- update
Date: Sun, 12 Dec 2004 11:29:46 +0000 [thread overview]
Message-ID: <1102850984.1332.9.camel@localhost.localdomain> (raw)
In-Reply-To: <20041211202314.GA22731@jim.sh>
On Sad, 2004-12-11 at 20:23, Jim Paris wrote:
> The ICH3-M datasheet says offset 0x09 is the Programming Interface
> register. Default value is 0x8A (legacy on both), value here is 0x8E
> (legacy on primary, native on secondary). This mixed-mode setting
> is noted as a disallowed combination in the datasheet.
>
> So it looks like my BIOS is screwing me. Where could/should I fix
> this up?
A PCI quirk would be the obvious place, or in the ICH driver
(drivers/ide/pci/piix). You might want to print it early in boot and
make sure it was the BIOS not the kernel that did it.
prev parent reply other threads:[~2004-12-12 12:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-12-11 17:35 PCI IRQ problems -- update Jim Paris
2004-12-11 16:45 ` Alan Cox
2004-12-11 20:02 ` Jim Paris
2004-12-12 11:32 ` Alan Cox
2004-12-11 20:23 ` Jim Paris
2004-12-11 22:03 ` [PATCH] " Jim Paris
2004-12-12 11:43 ` Alan Cox
2004-12-12 11:29 ` Alan Cox [this message]
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