From owner-freebsd-arm@FreeBSD.ORG  Fri May  2 16:24:56 2014
Return-Path: <owner-freebsd-arm@FreeBSD.ORG>
Delivered-To: freebsd-arm@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 1ACE7737
 for <freebsd-arm@freebsd.org>; Fri,  2 May 2014 16:24:56 +0000 (UTC)
Received: from mail-01.thismonkey.com (220-245-31-196.static.tpgi.com.au
 [220.245.31.196])
 (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
 (Client CN "mail-01.thismonkey.com",
 Issuer "Thismonkey IT Certificate Authority" (not verified))
 by mx1.freebsd.org (Postfix) with ESMTPS id 749B31E49
 for <freebsd-arm@freebsd.org>; Fri,  2 May 2014 16:24:54 +0000 (UTC)
X-TM-Via-MX: mail-01.thismonkey.com
Received: from utility-01.thismonkey.com (utility-01.thismonkey.com
 [10.1.1.32])
 by mail-01.thismonkey.com (8.14.5/8.14.5) with ESMTP id s42GOYQM058203
 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT);
 Sat, 3 May 2014 02:24:34 +1000 (EST)
 (envelope-from scott@utility-01.thismonkey.com)
Received: from utility-01.thismonkey.com (localhost [127.0.0.1])
 by utility-01.thismonkey.com (8.14.5/8.14.5) with ESMTP id s42GOYWp079416;
 Sat, 3 May 2014 02:24:34 +1000 (EST)
 (envelope-from scott@utility-01.thismonkey.com)
Received: (from root@localhost)
 by utility-01.thismonkey.com (8.14.5/8.14.5/Submit) id s42GOIMH079414;
 Sat, 3 May 2014 02:24:18 +1000 (EST) (envelope-from scott)
Date: Sat, 3 May 2014 02:24:18 +1000
From: Scott Aitken <scott@thismonkey.com>
To: freebsd-arm@freebsd.org
Subject: Re: freebsd-arm Digest, Vol 419, Issue 7
Message-ID: <20140502162417.GA79349@utility-01.thismonkey.com>
References: <mailman.763.1399030527.1244.freebsd-arm@freebsd.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <mailman.763.1399030527.1244.freebsd-arm@freebsd.org>
User-Agent: Mutt/1.5.22 (2013-10-16)
X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.3.5
 (mail-01.thismonkey.com [10.1.2.50]); Sat, 03 May 2014 02:24:34 +1000 (EST)
X-BeenThere: freebsd-arm@freebsd.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: "Porting FreeBSD to ARM processors." <freebsd-arm.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-arm>,
 <mailto:freebsd-arm-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-arm/>
List-Post: <mailto:freebsd-arm@freebsd.org>
List-Help: <mailto:freebsd-arm-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-arm>,
 <mailto:freebsd-arm-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 02 May 2014 16:24:56 -0000

On Fri, May 02, 2014 at 11:35:27AM +0000, freebsd-arm-request@freebsd.org wrote:
> On 05/01/14 01:34, Johny Mattsson wrote:
> > On 1 May 2014 00:14, Ian Lepore <ian@freebsd.org> wrote:
> >
> >> I was doing some testing on a wandboard (about twice as fast an an rpi)
> >> with
> >> more than 20k int/sec without having any problems.
> >>
> >
> > On a similar note, I've pushed an i.MX 283 (400MHz) board to above 300k
> > int/sec, on Linux. Admittedly at that point my shell wasn't what you'd call
> > "responsive" however =) The ISR in that scenario was the GPIO handler, so
> > probably a bit more light-weight than an audio ISR.
> 
> Hi,
> 
> I'll have a look and see if I can fix it.
> 
> --HPS

I'd be happy to test if necessary.

Scott