[U-Boot] [PATCH v2 04/22] omap4: save parameters passed by ROM code to SPL

Wolfgang Denk
2011-05-17T08:11:38Z

Dear Aneesh V,

In message <4DD21961.7070408@ti.com> you wrote:
>
> >> SPL has access to .data right from the beginning. Besides this is too
> >> early. global data is not initialized yet.
> >
> > Please keep in mind that this is a special situation then. The code
> > will not work as intended for example when running form NOR flash.
>
> Yes, I realize that. The values passed in the ARM registers need to be
> saved before they are lost. At the moment only SPL needs them. We do
> not have a board with NOR flash yet. If there is a need in the future
> we may have to save it in some predefined special purpose memory such
> as the scratchpad memory of OMAP or some location in the internal RAM
> that is not used. But there is no such need at the moment.

OK. Maybe you can add a comment that explains this situation.

Best regards,

Wolfgang Denk

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