[coreboot] [PATCH]nvramtool: Abstract CMOS accesses

[Georgi, Patrick]

Hi,

in preparation of teaching nvramtool to edit files instead of real
hardware, this patch abstracts CMOS accesses a bit more.

Signed-off-by: Patrick Georgi <patrick.georgi at secunet.com>
-- 
Patrick Georgi
SINA-Development - High Security
secunet Security Networks AG - Mergenthalerallee 77 - 65760 Eschborn, Germany
Phone +49 201 54 54-3610 - Fax +49 201 54 54-1325 - www.secunet.com 

Sitz: Kronprinzenstraße 30, 45128 Essen / Amtsgericht Essen HRB 13615
Vorstand: Dr. Rainer Baumgart (Vors.), Thomas Koelzer, Thomas Pleines
Aufsichtsratsvorsitzender: Dr. Karsten Ottenberg
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