189 static u64 fixed_mtrr_seg_unit_size(int seg)  in fixed_mtrr_seg_unit_size()  argument
191 	return 8 << fixed_seg_table[seg].range_shift;  in fixed_mtrr_seg_unit_size()
194 static bool fixed_msr_to_seg_unit(u32 msr, int *seg, int *unit)  in fixed_msr_to_seg_unit()  argument
198 		*seg = 0;  in fixed_msr_to_seg_unit()
202 		*seg = 1;  in fixed_msr_to_seg_unit()
208 		*seg = 2;  in fixed_msr_to_seg_unit()
220 static void fixed_mtrr_seg_unit_range(int seg, int unit, u64 *start, u64 *end)  in fixed_mtrr_seg_unit_range()  argument
222 	struct fixed_mtrr_segment *mtrr_seg = &fixed_seg_table[seg];  in fixed_mtrr_seg_unit_range()
223 	u64 unit_size = fixed_mtrr_seg_unit_size(seg);  in fixed_mtrr_seg_unit_range()
230 static int fixed_mtrr_seg_unit_range_index(int seg, int unit)  in fixed_mtrr_seg_unit_range_index()  argument
232 	struct fixed_mtrr_segment *mtrr_seg = &fixed_seg_table[seg];  in fixed_mtrr_seg_unit_range_index()
234 	WARN_ON(mtrr_seg->start + unit * fixed_mtrr_seg_unit_size(seg)  in fixed_mtrr_seg_unit_range_index()
241 static int fixed_mtrr_seg_end_range_index(int seg)  in fixed_mtrr_seg_end_range_index()  argument
243 	struct fixed_mtrr_segment *mtrr_seg = &fixed_seg_table[seg];  in fixed_mtrr_seg_end_range_index()
252 	int seg, unit;  in fixed_msr_to_range()  local
254 	if (!fixed_msr_to_seg_unit(msr, &seg, &unit))  in fixed_msr_to_range()
257 	fixed_mtrr_seg_unit_range(seg, unit, start, end);  in fixed_msr_to_range()
263 	int seg, unit;  in fixed_msr_to_range_index()  local
265 	if (!fixed_msr_to_seg_unit(msr, &seg, &unit))  in fixed_msr_to_range_index()
268 	return fixed_mtrr_seg_unit_range_index(seg, unit);  in fixed_msr_to_range_index()
274 	int seg, seg_num = ARRAY_SIZE(fixed_seg_table);  in fixed_mtrr_addr_to_seg()  local
276 	for (seg = 0; seg < seg_num; seg++) {  in fixed_mtrr_addr_to_seg()
277 		mtrr_seg = &fixed_seg_table[seg];  in fixed_mtrr_addr_to_seg()
279 			return seg;  in fixed_mtrr_addr_to_seg()
285 static int fixed_mtrr_addr_seg_to_range_index(u64 addr, int seg)  in fixed_mtrr_addr_seg_to_range_index()  argument
290 	mtrr_seg = &fixed_seg_table[seg];  in fixed_mtrr_addr_seg_to_range_index()
296 static u64 fixed_mtrr_range_end_addr(int seg, int index)  in fixed_mtrr_range_end_addr()  argument
298 	struct fixed_mtrr_segment *mtrr_seg = &fixed_seg_table[seg];  in fixed_mtrr_range_end_addr()
457 			int seg;  member
473 	int seg, index;  in mtrr_lookup_fixed_start()  local
478 	seg = fixed_mtrr_addr_to_seg(iter->start);  in mtrr_lookup_fixed_start()
479 	if (seg < 0)  in mtrr_lookup_fixed_start()
483 	index = fixed_mtrr_addr_seg_to_range_index(iter->start, seg);  in mtrr_lookup_fixed_start()
485 	iter->seg = seg;  in mtrr_lookup_fixed_start()
540 	if (fixed_mtrr_range_end_addr(iter->seg, iter->index) >= iter->end) {  in mtrr_lookup_fixed_next()
553 	if (iter->index > fixed_mtrr_seg_end_range_index(iter->seg))  in mtrr_lookup_fixed_next()
554 		iter->seg++;  in mtrr_lookup_fixed_next()