121 static u32 __init read_agp(int bus, int slot, int func, int cap, u32 *order)  in read_agp()  argument
139 	old_order = *order;  in read_agp()
146 	*order = 7 - nbits;  in read_agp()
147 	if ((int)*order < 0) /* < 32MB */  in read_agp()
148 		*order = 0;  in read_agp()
161 	if (aper + (32ULL<<(20 + *order)) > 0x100000000ULL) {  in read_agp()
163 			bus, slot, func, 32 << *order, apsizereg);  in read_agp()
164 		*order = old_order;  in read_agp()
168 		bus, slot, func, aper, aper + (32ULL << (*order + 20)) - 1,  in read_agp()
169 		32 << *order, apsizereg);  in read_agp()
171 	if (!aperture_valid(aper, (32*1024*1024) << *order, 32<<20))  in read_agp()
189 static u32 __init search_agp_bridge(u32 *order, int *valid_agp)  in search_agp_bridge()  argument
214 							order);  in search_agp_bridge()