U-Boot improvements? (Was: Qi - why only 3 partitions on SD card?)

Dr. H. Nikolaus Schaller hns at computer.org
Thu Sep 24 20:08:53 CEST 2009


Am 24.09.2009 um 19:36 schrieb Rask Ingemann Lambertsen:

> On Thu, Sep 24, 2009 at 04:18:30PM +0200, Torfinn Ingolfsen wrote:
>> On Thu, Sep 24, 2009 at 4:02 PM, Rask Ingemann Lambertsen <
>> ccc94453 at vip.cybercity.dk> wrote:
>>
>>> On Tue, Sep 22, 2009 at 11:11:04PM +0000, Niels Heyvaert wrote:
>>>
>>>> The idea of having a simple GUI boot loader could be very useful...
>>>
>>>   We have one. It's called U-Boot. Or am I missing something?

No, except that it is not really "u-boot" but a 2 years old fork that  
is now no longer maintained.

u-boot 2009.08 has improved many things that could be nice to have on  
a GTA02 as well.

>>
>> Apart for a fact that it has problem loading kernels over a certain  
>> size?
>
>   Not as such, but it does lack kernel size detection when reading  
> from
> NAND flash. The config shipped by OM limits NAND flash kernels to 2  
> MB. Does
> anybody actually (want to) ship kernels larger than that? Andy- 
> tracking's
> "packaging" config comes out to around 1.7 MB. NAND flash kernel size
> detection wouldn't be all that difficult to add, though. Around  
> 10-20 lines
> of code.
>
>> Or that it requires the kernel on a separate partition (which must be
>> fat?)?
>
>   It doesn't. I have the kernel on the Debian rootfs, which is ext2.  
> I also
> have an old SHR installation, also with the kernel on the ext2 rootfs.
>
>> But this begs the question: could U-boot be improved to deal with the
>> current requirements of the users?
>
>   Probably. The first step is to list the requirements.
>
> -- 
> Rask Ingemann Lambertsen
> Danish law requires addresses in e-mail to be logged and stored for  
> a year
>
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