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Re: [PATCH] Import updates from i386's i8259.c

To: ralf@linux-mips.org
Subject: Re: [PATCH] Import updates from i386's i8259.c
From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Date: Wed, 06 Dec 2006 11:56:02 +0900 (JST)
Cc: linux-mips@linux-mips.org
In-reply-to: <20061206015818.GB27985@linux-mips.org>
Original-recipient: rfc822;linux-mips@linux-mips.org
References: <20061205195702.GA2097@linux-mips.org> <20061206.103923.71086192.nemoto@toshiba-tops.co.jp> <20061206015818.GB27985@linux-mips.org>
Sender: linux-mips-bounce@linux-mips.org
On Wed, 6 Dec 2006 01:58:18 +0000, Ralf Baechle <ralf@linux-mips.org> wrote:
> There are some other issues with the legacy IDE on the Intel PIIX which
> likely affect other systems such as Alpha as well.  I think I solved that
> so it's now time to tackle the IRQ stuff.  Even without your i8259 stuff
> there are some strange things going on currently:
> 
> [...]
> irq 7, desc: 803db360, depth: 1, count: 0, unhandled: 0
> ->handle_irq():  8014ff28, handle_bad_irq+0x0/0x318
> ->chip(): 803a3d4c, 0x803a3d4c
> ->action(): 00000000
>   IRQ_DISABLED set
> unexpected IRQ # 7

Hmm ... malta_int.c:get_int() returned 7?  I have no idea, but it
seems mips_irq_lock in malta_int.c can be replaced by i8259A_lock...

---
Atsushi Nemoto

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