x86/mm/init_32.c

266 	start_pfn = start >> PAGE_SHIFT;
267 	end_pfn = end >> PAGE_SHIFT;
291 	pgd_idx = pgd_index((pfn<<PAGE_SHIFT) + PAGE_OFFSET);
299 		pmd_idx = pmd_index((pfn<<PAGE_SHIFT) + PAGE_OFFSET);
323 				pfn &= PMD_MASK >> PAGE_SHIFT;
342 			pte_ofs = pte_index((pfn<<PAGE_SHIFT) + PAGE_OFFSET);
359 					last_map_addr = (pfn << PAGE_SHIFT) + PAGE_SIZE;
436 	for (pfn = max_low_pfn; pfn < 1<<(32-PAGE_SHIFT); pfn++) {
437 		va = PAGE_OFFSET + (pfn<<PAGE_SHIFT);
522 	highmem_pages = memparse(arg, &arg) >> PAGE_SHIFT;
636 		 max_pfn_mapped<<PAGE_SHIFT);
637 	printk(KERN_INFO "  low ram: 0 - %08lx\n", max_low_pfn<<PAGE_SHIFT);
739 	set_memory_nx(start, size >> PAGE_SHIFT);
747 	set_pages_ro(virt_to_page(start), size >> PAGE_SHIFT);
755 	set_pages_rw(virt_to_page(start), size >> PAGE_SHIFT);
758 	set_pages_ro(virt_to_page(start), size >> PAGE_SHIFT);