Fix decoding of SB600 LPC ROM protection registers

The address part was using a bit of the size, the size was missing the
upper bit, was off by 1023 bytes and included the protection bits.

Corresponding to flashrom svn r1250.

Signed-off-by: Mathias Krause <mathias.krause@secunet.com>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
1 file changed