linux-kernel - Re: [PATCH v2] i.MX51 Framebuffer support

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Message-ID: <4D301495.3050906@free.fr>
Date:	Fri, 14 Jan 2011 10:17:09 +0100
From:	Julien Boibessot <julien.boibessot@...e.fr>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
CC:	Sascha Hauer <s.hauer@...gutronix.de>, liu.y.victor@...il.com,
	Samuel Ortiz <sameo@...ux.intel.com>,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	B02280@...escale.com
Subject: Re: [PATCH v2] i.MX51 Framebuffer support

Russell King - ARM Linux a écrit :
> On Wed, Jan 05, 2011 at 02:04:20PM +0100, Julien Boibessot wrote:
>   
>> The only strange thing I noticed was a kind of uggly sprite/artefact
>> (32x32, I would say) appearing at the same time as the Linux console. I
>> think it may be related to a hardware cursor badly (?) initialised, but
>> I didn't find a fix yet.
>> It disappears when I launch a graphical application (Qt or SDL).
>>     
>
> In the top left corner?  That'll be the linux penguin logo, and if it's
> not coming out correctly, your framebuffer driver is badly broken.
> Maybe your RGB bitfield information or visual is wrong?
>   
Sorry for my late answer...
Penguin logo is OK, the artefact is just under the penguin and is
looking like a blinking cursor until login message is displayed. At that
time it becomes a kind of uggly rectangular black and white lines mix,
overlapping logging message.
I will follow Sascha's advise and try to play with i.MX51 hardware cursor.

Regards,
Julien
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