On Wed, Dec 06, 2006 at 11:56:02AM +0900, Atsushi Nemoto wrote:
> Date: Wed, 06 Dec 2006 11:56:02 +0900 (JST)
> To: ralf@linux-mips.org
> Cc: linux-mips@linux-mips.org
> Subject: Re: [PATCH] Import updates from i386's i8259.c
> From: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
> Content-Type: Text/Plain; charset=us-ascii
>
> 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...
Your new patch works and also resolves this issue.
Ralf
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