From: Greg Ungerer <gerg@snapgear.com>
To: Russell King - ARM Linux <linux@arm.linux.org.uk>
Cc: David Woodhouse <dwmw2@infradead.org>, Greg KH <greg@kroah.com>,
linux-kernel@vger.kernel.org,
Christoph Hellwig <hch@infradead.org>,
linux-arm-kernel@lists.arm.linux.org.uk
Subject: Re: [PATCH] arch/arm/Kconfig: Make UIO available on ARM architecture
Date: Tue, 12 Feb 2008 11:51:57 +1000 [thread overview]
Message-ID: <47B0FBBD.9060009@snapgear.com> (raw)
In-Reply-To: <20080208104535.GF21852@flint.arm.linux.org.uk>
Russell King - ARM Linux wrote:
> On Fri, Feb 08, 2008 at 10:43:42AM +0000, David Woodhouse wrote:
>> On Fri, 2008-02-08 at 10:23 +0000, Russell King - ARM Linux wrote:
>>> That would be misleading though - !CPU_CP15_MMU does not mean we
>>> support unaligned accesses. It means that we may have no way to
>>> support fixing up unaligned accesses.
>> Doesn't that mean you should disallow MTD (or at least 16-bit NOR flash)
>> if !CPU_CP15_MMU, then? But at the moment you allow it?
>
> Ask Hyok or Greg Ungerer.
I would agree that it means disabling 16-bit NOR flash, but the 8-bit
case should be fine right?
A complete disable of MTD seems like overkill. A more fine grained
approach would be better.
Regards
Greg
------------------------------------------------------------------------
Greg Ungerer -- Chief Software Dude EMAIL: gerg@snapgear.com
Secure Computing Corporation PHONE: +61 7 3435 2888
825 Stanley St, FAX: +61 7 3891 3630
Woolloongabba, QLD, 4102, Australia WEB: http://www.SnapGear.com
next prev parent reply other threads:[~2008-02-12 1:52 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-07 12:38 [PATCH] arch/arm/Kconfig: Make UIO available on ARM architecture Hans-Jürgen Koch
2008-02-07 12:58 ` Christoph Hellwig
2008-02-07 13:01 ` Sam Ravnborg
2008-02-07 15:09 ` Marcin Juszkiewicz
2008-02-07 16:05 ` Russell King - ARM Linux
2008-02-07 20:23 ` Sam Ravnborg
2008-02-07 20:29 ` Russell King - ARM Linux
2008-02-07 21:05 ` Sam Ravnborg
2008-02-08 9:04 ` David Woodhouse
2008-02-08 9:45 ` Russell King - ARM Linux
2008-02-08 10:18 ` David Woodhouse
2008-02-08 10:23 ` Russell King - ARM Linux
2008-02-08 10:43 ` David Woodhouse
2008-02-08 10:45 ` Russell King - ARM Linux
2008-02-12 1:51 ` Greg Ungerer [this message]
2008-02-08 10:58 ` David Woodhouse
2008-02-08 18:46 ` Sam Ravnborg
2008-02-08 18:52 ` David Woodhouse
2008-02-09 11:39 ` Sam Ravnborg
2008-02-07 14:21 ` Russell King - ARM Linux
2008-02-07 13:02 ` Russell King - ARM Linux
2008-02-07 13:12 ` Hans-Jürgen Koch
2008-02-11 8:25 ` Hans-Jürgen Koch
2008-02-11 14:39 ` Sam Ravnborg
2008-04-10 12:21 ` Uwe Kleine-König
2008-04-10 12:27 ` Russell King - ARM Linux
2008-04-10 12:57 ` Uwe Kleine-König
2008-04-10 13:10 ` Russell King - ARM Linux
2008-04-10 13:50 ` Uwe Kleine-König
2008-04-10 18:58 ` Sam Ravnborg
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