From: myuboot@fastmail.fm
To: "Thomas Bogendoerfer" <tsbogend@alpha.franken.de>
Cc: linux-kernel@vger.kernel.org, "linux-mips" <linux-mips@linux-mips.org>
Subject: Re: PIR OFFSET for AR7
Date: Fri, 04 Dec 2009 11:30:57 -0600 [thread overview]
Message-ID: <1259947857.14965.1348483153@webmail.messagingengine.com> (raw)
In-Reply-To: <20091204160333.GA8842@alpha.franken.de>
Thomas,
Sorry, you are right. I mistook PM_OFFSET for PIR_OFFSET.
Thanks, Andrew
On Fri, 04 Dec 2009 17:03 +0100, "Thomas Bogendoerfer"
<tsbogend@alpha.franken.de> wrote:
> On Thu, Dec 03, 2009 at 07:52:30PM -0600, myuboot@fastmail.fm wrote:
> > Hi, What is the use of PIR register for AR7 board in file
> > arch/mips/ar7/irq.c?
>
> it gives back the channel and line of the pending interrupt with the
> highest priority.
>
> > If I understand it right, PIR is used to define the
> > polarity of the interrupts. It seems to me that it needs to initialized?
>
> no, it's a read only register. Why do you think it has something to do
> with interrupt polarity ?
>
> Thomas.
>
> --
> Crap can work. Given enough thrust pigs will fly, but it's not necessary
> a
> good idea. [ RFC1925, 2.3
> ]
next prev parent reply other threads:[~2009-12-04 17:31 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1255735395.30097.1340523469@webmail.messagingengine.com>
2009-10-16 23:50 ` 2.6.31 kernel for mips compile failure - war.h:12:17: error: war.h: No such file or directory David Daney
2009-10-19 23:49 ` myuboot
2009-10-19 23:56 ` serial port 8250 messed up after coverting from little endian to big endian on kernel 2.6.31 myuboot
2009-10-20 6:17 ` Florian Fainelli
2009-10-20 15:52 ` myuboot
2009-10-27 20:40 ` myuboot
2009-10-28 8:35 ` Shmulik Ladkani
2009-10-28 11:04 ` Sergei Shtylyov
2009-10-28 19:36 ` myuboot
2009-10-29 8:26 ` Shmulik Ladkani
2009-11-02 23:54 ` myuboot
2009-12-04 1:52 ` PIR OFFSET for AR7 myuboot
2009-12-04 16:03 ` Thomas Bogendoerfer
2009-12-04 17:30 ` myuboot [this message]
2009-11-11 0:22 ` Kernel panic - not syncing: Attempted to kill init! myuboot
[not found] ` <4AFA6B7F.10404@walsimou.com>
2009-11-11 15:48 ` myuboot
2009-11-17 0:21 ` problem bring up initramfs and busybox myuboot
2009-11-17 9:33 ` Ralf Baechle
2009-11-17 17:39 ` myuboot
2009-11-17 17:48 ` Florian Fainelli
2009-11-17 21:09 ` myuboot
2009-11-17 21:02 ` Kevin D. Kissell
2009-11-17 21:54 ` Chris Dearman
2009-11-18 0:31 ` myuboot
2009-11-18 0:39 ` Florian Fainelli
2009-11-18 0:58 ` myuboot
2009-11-18 1:03 ` David VomLehn
2009-11-18 16:11 ` myuboot
2009-11-18 16:29 ` myuboot
2009-11-26 0:24 ` myuboot
2009-11-26 8:45 ` Florian Fainelli
2009-11-26 18:23 ` myuboot
2009-12-05 0:18 ` myuboot
2010-01-19 19:51 ` loadable kernel module link failure - endianness incompatible with that of the selected emulation myuboot
2010-01-19 23:47 ` David Daney
2010-01-20 16:10 ` myuboot
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