[flashrom-gerrit] Change in flashrom[master]: cbtable.c: don't assume high addresses can fully map 1MB

[Edward O'Callaghan (Code Review)]

Edward O'Callaghan has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/45521 )

Change subject: cbtable.c: don't assume high addresses can fully map 1MB
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Patch Set 1:

I honestly think there is room to clean this up however this is directly pulled out of what the Chromium fork is doing.