From: Nikita Kiryanov <nikita@compulab.co.il>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 0/2] Protect splashimage from improperly aligned addresses
Date: Thu, 28 Feb 2013 08:11:32 +0200 [thread overview]
Message-ID: <512EF514.6010600@compulab.co.il> (raw)
In-Reply-To: <20130227200640.GD30746@bill-the-cat>
Hi Tom,
On 02/27/2013 10:06 PM, Tom Rini wrote:
> On Sun, Feb 24, 2013 at 06:19:21PM +0200, Nikita Kiryanov wrote:
>
>> As discussed in the links below, one needs to be careful about choosing an
>> address for a splash image BMP file when working on architectures that can't
>> handle unaligned memory accesses. A bad address may lead to a bricked board,
>> and the safe addresses are not obvious due to the internal structure of BMP
>> files.
>>
>> This patchset documents the problem and implements an optional callback that
>> prevents the environment variable from being set to a bad value.
>>
>> Finally, it turns this protection on for cm_t35.
>>
>> http://lists.denx.de/pipermail/u-boot/2013-January/144666.html
>> http://lists.denx.de/pipermail/u-boot/2013-February/146021.html
>>
>> Nikita Kiryanov (2):
>> lcd: implement a callback for splashimage
>> cm_t35: prevent splashimage from being set to a bad value
>
> To be clear, this series is the only part required of all of the various
> ones that have been posted about splash images?
Yes. It replaces "Create an API for safely accessing BMP header fields",
and I commented on the "Add splash screen for CM-T35" V3 series to point
out which patches should be dropped from it.
--
Regards,
Nikita.
next prev parent reply other threads:[~2013-02-28 6:11 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-24 16:19 [U-Boot] [PATCH 0/2] Protect splashimage from improperly aligned addresses Nikita Kiryanov
2013-02-24 16:19 ` [U-Boot] [PATCH 1/2] lcd: implement a callback for splashimage Nikita Kiryanov
2013-02-24 20:01 ` Wolfgang Denk
2013-02-25 7:28 ` [U-Boot] [PATCH V2 " Nikita Kiryanov
2013-02-24 16:19 ` [U-Boot] [PATCH 2/2] cm_t35: prevent splashimage from being set to a bad value Nikita Kiryanov
2013-02-27 20:06 ` [U-Boot] [PATCH 0/2] Protect splashimage from improperly aligned addresses Tom Rini
2013-02-28 6:11 ` Nikita Kiryanov [this message]
2013-03-10 11:22 ` Nikita Kiryanov
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