IOSPACE_CHUNK_SIZE
arch_cpu_invalidate_tlb_range(0, va, va + (IOSPACE_CHUNK_SIZE - B_PAGE_SIZE));
&sIOSpaceBase, IOSPACE_SIZE, IOSPACE_CHUNK_SIZE);
return ppc_map_address_range(va, pa, IOSPACE_CHUNK_SIZE);
map_iospace_chunk, &sIOSpaceBase, IOSPACE_SIZE, IOSPACE_CHUNK_SIZE);
return ppc_map_address_range(va, pa, IOSPACE_CHUNK_SIZE);
map_iospace_chunk, &sIOSpaceBase, IOSPACE_SIZE, IOSPACE_CHUNK_SIZE);