From: Albert ARIBAUD <albert.u.boot@aribaud.net>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] arm: enable unaligned access on ARMv7
Date: Mon, 25 Jun 2012 22:34:45 +0200 [thread overview]
Message-ID: <20120625223445.257fef5c@lilith> (raw)
In-Reply-To: <CAM=4YESX-U5PgTF-_wr5MrrT8griUXyMyMQVR5jkLOr=tU+7tQ@mail.gmail.com>
Hi Aneesh,
> >> BTW, I agree that enabling un-aligned access is not a bad idea.
> >
> > Just being "not a bad idea" is not enough for me to accept this. It
> > will have to be the sole sound solution to a problem, and at this
> > point, I do not think it is as far as USB structure mis-alignement
> > issues are concerned.
>
> My point is that enabling un-aligned accesses in itsown merit
> is not a bad idea, not as a solution to this problem. I have seen
> it being enabled in HLOS environment. TI's Symbian port for
> instance had it enabled for OMAP3. I don't
> know why Linux too shoudln't take advantage of such hw
> features. Perhaps you don't want to take it at this point of time to
> force the real solution to the USB problem, which is reasonable.
What is the (non-contrived) problem to which allowing mis-aligned
accesses would be a solution?
Amicalement,
--
Albert.
next prev parent reply other threads:[~2012-06-25 20:34 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-05 17:47 [U-Boot] [PATCH] arm: enable unaligned access on ARMv7 Lucas Stach
2012-06-05 18:42 ` Stephen Warren
2012-06-05 19:06 ` Lucas Stach
2012-06-22 9:15 ` Albert ARIBAUD
2012-06-22 9:36 ` Lucas Stach
2012-06-22 11:16 ` Albert ARIBAUD
2012-06-22 11:47 ` Lucas Stach
2012-06-22 22:11 ` Aneesh V
2012-06-22 22:13 ` Aneesh V
2012-06-23 9:01 ` Albert ARIBAUD
2012-06-23 17:43 ` V, Aneesh
2012-06-25 20:34 ` Albert ARIBAUD [this message]
2012-06-25 21:49 ` Aneesh V
2012-06-25 22:02 ` Wolfgang Denk
2012-06-23 19:50 ` Måns Rullgård
2012-06-24 6:30 ` Lucas Stach
[not found] ` <20120625221741.3a32790e@lilith>
2012-06-25 21:34 ` Lucas Stach
2012-06-26 20:56 ` Rob Herring
2012-06-27 10:14 ` Tetsuyuki Kobayashi
2012-07-02 9:42 ` [U-Boot] [PATCH] arm: armv7: add compile option -mno-unaligned-access if available Tetsuyuki Kobayashi
2012-07-02 9:53 ` Måns Rullgård
2012-07-02 15:16 ` Lucas Stach
2012-07-02 16:14 ` Måns Rullgård
2012-07-03 7:10 ` Tetsuyuki Kobayashi
2012-07-05 7:57 ` Albert ARIBAUD
2012-07-18 21:37 ` Albert ARIBAUD
2012-07-19 4:31 ` Mike Frysinger
2012-07-19 4:29 ` Mike Frysinger
2012-07-19 6:28 ` Albert ARIBAUD
2012-07-19 14:27 ` Mike Frysinger
2012-07-20 7:12 ` Albert ARIBAUD
2012-07-12 15:12 ` Gary Thomas
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