IOPGD_SUPER
*(iopgd + i) = (pa & IOSUPER_MASK) | prot | IOPGD_SUPER;
if ((*iopgd & IOPGD_SUPER) == IOPGD_SUPER) {
#define iopgd_is_super(x) (((x) & (1 << 18 | 3)) == IOPGD_SUPER)