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Re: IRQ problem on cobalt / 2.6.6

To: Kieran Fulke <kieran@pawsoff.org>
Subject: Re: IRQ problem on cobalt / 2.6.6
From: "Maciej W. Rozycki" <macro@ds2.pg.gda.pl>
Date: Wed, 19 May 2004 13:23:28 +0200 (CEST)
Cc: linux-mips@linux-mips.org
In-reply-to: <20040518205914.GA29574@getyour.pawsoff.org>
Organization: Technical University of Gdansk
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20040513183059.GA25743@getyour.pawsoff.org> <20040518073439.GA6818@skeleton-jack> <20040518205914.GA29574@getyour.pawsoff.org>
Sender: linux-mips-bounce@linux-mips.org
On Tue, 18 May 2004, Kieran Fulke wrote:

> alas, no joy.
[...]
> VP_IDE: VIA vt82c586a (rev 27) IDE UDMA33 controller on pci0000:00:09.1
>     ide0: BM-DMA at 0x1420-0x1427, BIOS settings: hda:pio, hdb:pio
>     ide1: BM-DMA at 0x1428-0x142f, BIOS settings: hdc:pio, hdd:pio
> spurious 8259A interrupt: IRQ9.

 Hmm, interesting.  As the 8259A can only signal IRQ7 and possibly IRQ15
as spurious interrupts, this smells like a bug in 8259A handlers,
regardless of system-specific problems you have.

-- 
+  Maciej W. Rozycki, Technical University of Gdansk, Poland   +
+--------------------------------------------------------------+
+        e-mail: macro@ds2.pg.gda.pl, PGP key available        +

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