[Xen-devel] question about machine-to-physic table and phy-to-machine table

[tgh <tianguanhua@xxxxxxxxxx>]

hi
I read the code ,there are machine-to-physic table and 
physic-to-machine table
there are machine address for hardward address ,physic address for 
guestos's view hardware and virtual address ,is it right?
phy-to-machine table is a mapping for guestos's view hardware to real 
hardward ,is it right?
I am confused about the meaning and function of  machine-to-physic address

could you help me
Thanks in advnace


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