On 04/03/2013 06:59 PM, Alexander Graf wrote:
>
> On 03.04.2013, at 18:40, Fabien Chouteau wrote:
>
>> If we use an ELF kernel there's no need for bios. '-bios -' means no
>> bios.
>
> This sounds like you're actually looking for a way to load an ELF blob
> as bios using -bios, not a kernel, no?
>

No, we load the kernel with -kernel, that's what the first patch does.
But the board is implemented in such way that you can't start without a
bios. If the -bios switch is not present, then the board uses the
default bios. This patch allows to start without a bios:

-kernel <PROGRAM> -bios -

> The preferred way to load a kernel with -kernel is to load firmware
> which then detects that a kernel was loaded with -kernel and jumps in.
> Once Andreas moves PReP to OpenBIOS, this will be the normal mode of
> operation there too.
>

I'll have a look at Andreas' branch and see if it fits our scheme.

Thanks,

-- 
Fabien Chouteau

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