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: Sun, 10 Mar 2013 13:22:30 +0200 [thread overview]
Message-ID: <513C6CF6.2030308@compulab.co.il> (raw)
In-Reply-To: <1361722763-22953-1-git-send-email-nikita@compulab.co.il>
Gentle ping.
On 02/24/2013 06:19 PM, 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
>
> README | 11 +++++++++++
> common/lcd.c | 26 ++++++++++++++++++++++++++
> doc/README.displaying-bmps | 27 +++++++++++++++++++++++++++
> include/configs/cm_t35.h | 2 ++
> include/env_callback.h | 7 +++++++
> 5 files changed, 73 insertions(+)
> create mode 100644 doc/README.displaying-bmps
>
--
Regards,
Nikita.
prev parent reply other threads:[~2013-03-10 11:22 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
2013-03-10 11:22 ` Nikita Kiryanov [this message]
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