[U-Boot-Users] Value of CFG_PCI_MEMBASE

Stefan Roese sr at denx.de
Fri Jun 20 08:44:52 CEST 2008


Hi Sachin,

On Monday 16 June 2008, Sachin Rane, Alphion Communications wrote:
> I don't have much knowledge about how u-boot being implemented.
>
> >Why is this? Which "Board Memory Map" are you referring to?
>
> I am referring to 'Peripheral Registers' table given in 'PPC440GX®
> Evaluation Board User’s Manual'.
> I found the 32 bit value passed to the 'telbentry' macro is matching
> with the values given in the '32 Bit Address' column of the table except
> for 'PCI Memory - cached'.
> And this mismatch confused me.
>
>  From your last reply I understood that it is the developer who got the
> freedom to decide the 32-bit value.
> Is that correct?

Yes. You have some freedom in this assignment of the 32-bit virtual addresses. 
Overlapping is not allowed of course.

Best regards,
Stefan

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