From: Dan Malek <dan@mvista•com>
To: Ian Abbott <abbotti@mev•co.uk>
Cc: "'linuxppc-embedded@lists•linuxppc.org'"
<linuxppc-embedded@lists•linuxppc.org>
Subject: Re: Possible bug in CPM interrupt handling
Date: Thu, 12 Oct 2000 12:53:02 -0400 [thread overview]
Message-ID: <39E5EC6E.D1CF00E2@mvista.com> (raw)
In-Reply-To: 00933BFA237CD2119B3400409543582704A275@MEV01
Ian Abbott wrote:
>
> In function cpm_interrupt (commproc.c), the last line is:
>
> ((immap_t *)IMAP_ADDR)->im_cpic.cpic_cisr |= (1 << vec);
Oh crap, it that _still_ there? Yes, you are correct, and I don't
know why I can't make this modification stick. I'm going to push
it into the 2.4 BK tree right now.......
> If there are nested interrupts (are these allowed?) this makes sure
> only the specific interrupt we are dealing with is acknowledged.
Yes, they are allowed and this is a bug. Thanks.
-- Dan
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
prev parent reply other threads:[~2000-10-12 16:53 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-12 13:35 Possible bug in CPM interrupt handling Ian Abbott
2000-10-12 16:53 ` Dan Malek [this message]
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