186 static int __meminit save_mr(struct map_range *mr, int nr_range,  in save_mr()  argument
193 		mr[nr_range].start = start_pfn<<PAGE_SHIFT;  in save_mr()
194 		mr[nr_range].end   = end_pfn<<PAGE_SHIFT;  in save_mr()
195 		mr[nr_range].page_size_mask = page_size_mask;  in save_mr()
206 static void __init_refok adjust_range_page_size_mask(struct map_range *mr,  in adjust_range_page_size_mask()  argument
213 		    !(mr[i].page_size_mask & (1<<PG_LEVEL_2M))) {  in adjust_range_page_size_mask()
214 			unsigned long start = round_down(mr[i].start, PMD_SIZE);  in adjust_range_page_size_mask()
215 			unsigned long end = round_up(mr[i].end, PMD_SIZE);  in adjust_range_page_size_mask()
223 				mr[i].page_size_mask |= 1<<PG_LEVEL_2M;  in adjust_range_page_size_mask()
226 		    !(mr[i].page_size_mask & (1<<PG_LEVEL_1G))) {  in adjust_range_page_size_mask()
227 			unsigned long start = round_down(mr[i].start, PUD_SIZE);  in adjust_range_page_size_mask()
228 			unsigned long end = round_up(mr[i].end, PUD_SIZE);  in adjust_range_page_size_mask()
231 				mr[i].page_size_mask |= 1<<PG_LEVEL_1G;  in adjust_range_page_size_mask()
236 static const char *page_size_string(struct map_range *mr)  in page_size_string()  argument
243 	if (mr->page_size_mask & (1<<PG_LEVEL_1G))  in page_size_string()
252 	    mr->page_size_mask & (1<<PG_LEVEL_2M))  in page_size_string()
255 	if (mr->page_size_mask & (1<<PG_LEVEL_2M))  in page_size_string()
261 static int __meminit split_mem_range(struct map_range *mr, int nr_range,  in split_mem_range()  argument
290 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0);  in split_mem_range()
305 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
315 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
325 		nr_range = save_mr(mr, nr_range, start_pfn, end_pfn,  in split_mem_range()
334 	nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0);  in split_mem_range()
337 		adjust_range_page_size_mask(mr, nr_range);  in split_mem_range()
342 		if (mr[i].end != mr[i+1].start ||  in split_mem_range()
343 		    mr[i].page_size_mask != mr[i+1].page_size_mask)  in split_mem_range()
346 		old_start = mr[i].start;  in split_mem_range()
347 		memmove(&mr[i], &mr[i+1],  in split_mem_range()
349 		mr[i--].start = old_start;  in split_mem_range()
355 				mr[i].start, mr[i].end - 1,  in split_mem_range()
356 				page_size_string(&mr[i]));  in split_mem_range()
397 	struct map_range mr[NR_RANGE_MR];  in init_memory_mapping()  local
404 	memset(mr, 0, sizeof(mr));  in init_memory_mapping()
405 	nr_range = split_mem_range(mr, 0, start, end);  in init_memory_mapping()
408 		ret = kernel_physical_mapping_init(mr[i].start, mr[i].end,  in init_memory_mapping()
409 						   mr[i].page_size_mask);  in init_memory_mapping()