From: Detlev Zundel <dzu@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] U-boot and Mathematical Library
Date: Wed, 30 Jul 2008 16:54:42 +0200 [thread overview]
Message-ID: <m2prove825.fsf@ohwell.denx.de> (raw)
In-Reply-To: <488EDB77.5040107@free.fr> (Albert ARIBAUD's message of "Tue, 29 Jul 2008 10:57:27 +0200")
Hi,
> Vincenzo Scianni a ?crit :
>> Hi to everyone.
>>
>> I have a general question: my need is to use u-boot to initialize a
>> PowerPC 5123 and then to continue with a custom kernel without Linux.
>> The problem is that during initialization I must drive very early a
>> graphical controller by PCI to show some logos and I need of
>> mathematical library;
>
> What kind of logo display requires math? You're going to display a
> bitmap probably, so the only math involved would be integer arithmetic,
> I think. And if you have a logo in vector form, then you can convert it
> to bitmap (adapted to your FB format) offline and link the bitmap from,
> not the vector, in u-boot.
Check the splashscreen support already in place (CONFIG_CMD_BMP). It
supports BMPs.
Cheers
Detlev
--
It was actually a very beautiful thing to see a sunrise, cause' that's
such a calm time of day. It's a wonderful time of day to get ready to
go to bed.
-- Richard M. Stallman
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-40 Fax: (+49)-8142-66989-80 Email: dzu at denx.de
prev parent reply other threads:[~2008-07-30 14:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-29 7:20 [U-Boot-Users] U-boot and Mathematical Library Vincenzo Scianni
2008-07-29 8:57 ` Albert ARIBAUD
2008-07-30 14:54 ` Detlev Zundel [this message]
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