This table summarizes the information of fixed MTRRs and introduce some APIs
to abstract its operation which helps us to clean up the code and will be
used in later patches
Signed-off-by: NXiao Guangrong <guangrong.xiao@linux.intel.com>
[Change range_size to range_shift, in order to avoid udivdi3 errors.
 - Paolo]
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>