NPMAPS
for (i = 0; i < NPMAPS; i += VSID_NBPW) {
hash = moea_vsidcontext & (NPMAPS - 1);
idx = VSID_TO_HASH(pmap->pm_sr[0]) & (NPMAPS-1);
static u_int moea_vsid_bitmap[NPMAPS / VSID_NBPW];
moea_vsid_bitmap[(KERNEL_VSIDBITS & (NPMAPS - 1)) / VSID_NBPW]
#define NVSIDS (NPMAPS * 16)
#define NVSIDS NPMAPS
#if !defined(NPMAPS)