TOPA_SHIFT
TOPA_ENTRY(&tp->topa, 1)->base = page_to_phys(p) >> TOPA_SHIFT;
TOPA_ENTRY(topa, -1)->base = page_to_phys(p) >> TOPA_SHIFT;
(unsigned long)tp->table[i].base << TOPA_SHIFT,
return phys_to_virt((phys_addr_t)TOPA_ENTRY(buf->cur, buf->cur_idx)->base << TOPA_SHIFT);
return 1 << (tsz + TOPA_SHIFT);