[U-Boot-Users] [PATCH] ppc: Add CONFIG_TOP_HIDE option to hide memory area that doesn't get "touched"

[Wolfgang Denk]

In message <200803221104.53441.matthias.fuchs at esd-electronics.com> you wrote:
> 
> I did not get into much depth with this issue, but your fix will make the
> logbuffer ram and pram unaligned to a page boundary. I am not sure if this
> is a good idea. Let's say you want to ioremap the pram under Linux you cannot
> let the mapped region end at log bufferbuffer start address because it just
> lost its alignment on a 4k page boundary.

This may indeed be a problem which must be fixed.

Best regards,

Wolfgang Denk

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