[ECOS] again ROMRAM startup on SA1100

[Andrew Lunn]

 > The b __new_pc is important. This is where is jumps from ROM to
> > RAM. Do you have an equivelent somewhere? You have to be carefull
> > about the address you are branching to. You dont want to make a
> > relative jump of 1 instruction, since you still end up on ROM. You
> > have to make big jump down into RAM. I just copied this code from Dave
> > Airlie.
> 
> I believe that it happens implicitly when the MMU gets turned on - pretty slick.

?

Could you expand on that. I don't see how this works.

        Andrew