[U-Boot-Users] U-boot and Mathematical Library

Detlev Zundel dzu at denx.de
Wed Jul 30 16:54:42 CEST 2008


Hi,

> Vincenzo Scianni a écrit :
>> 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

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