We move the page table accessors into a separate header. We will
later add a big endian variant of the table which is needed for radix.
No functionality change only code movement.
Reviewed-by: NPaul Mackerras <paulus@samba.org>
Signed-off-by: NAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: NMichael Ellerman <mpe@ellerman.id.au>