dev/cardbus/rbus_ppb.c

225 	int busnum;
255 	for(busnum=maxbus; busnum > minbus; busnum--) {
256 	  if(pci_bus_parent[busnum] != 0) {
257 	    if(pci_bus_parent[busnum] < minbus ||
258 	       pci_bus_parent[busnum] >= maxbus) {
261 		     busnum, pci_bus_parent[busnum]);
266 	    rct.bussize_ioreqs[busnum] =
267 	      rbus_round_up(rct.bussize_ioreqs[busnum],  PCI_BRIDGE_IO_MIN);
268 	    rct.bussize_ioreqs[pci_bus_parent[busnum]] +=
269 	      rct.bussize_ioreqs[busnum];
271 	    rct.bussize_memreqs[busnum] =
272 	      rbus_round_up(rct.bussize_memreqs[busnum], PCI_BRIDGE_MEM_MIN);
273 	    rct.bussize_memreqs[pci_bus_parent[busnum]] +=
274 	      rct.bussize_memreqs[busnum];
332 	for(busnum=minbus+1; busnum <= maxbus; busnum++) {
335 	  busparent = pci_bus_parent[busnum];
339 		 busnum,
341 		 rct.bussize_ioreqs[busnum],
342 		 rct.bussize_memreqs[busnum]);
348 	  if(rct.bussize_ioreqs[busnum]) {
351 				rct.bussize_ioreqs[busnum],
352 				rct.bussize_ioreqs[busnum]-1 /*mask */,
353 				rct.bussize_ioreqs[busnum] /* align */,
358 		    rct.bussize_ioreqs[busnum], busnum);
360 	    rct.iobustags[busnum]=rbus_new(rct.iobustags[busparent],
362 					   rct.bussize_ioreqs[busnum],
371 	    reg = pci_conf_read(pc, pci_bus_tag[busnum],
374 	    pci_conf_write(pc, pci_bus_tag[busnum],
378 	    pci_conf_write(pc, pci_bus_tag[busnum], PCI_BRIDGE_STATIO_REG,
381 		__SHIFTIN(((start + rct.bussize_ioreqs[busnum] + 4095) >> 8)
385 	  if(rct.bussize_memreqs[busnum]) {
388 				rct.bussize_memreqs[busnum] /* size  */,
389 				rct.bussize_memreqs[busnum]-1 /*mask */,
390 				rct.bussize_memreqs[busnum] /* align */,
395 		    rct.bussize_memreqs[busnum], busnum);
397 	    rct.membustags[busnum]=rbus_new(rct.membustags[busparent],
399 					    rct.bussize_memreqs[busnum],
407 	    reg = pci_conf_read(pc, pci_bus_tag[busnum],
410 	    pci_conf_write(pc, pci_bus_tag[busnum],
414 	    pci_conf_write(pc, pci_bus_tag[busnum], PCI_BRIDGE_MEMORY_REG,
417 		__SHIFTIN(((start + rct.bussize_memreqs[busnum]
422 	    pci_conf_write(pc, pci_bus_tag[busnum], PCI_BRIDGE_PREFETCHMEM_REG,
425 		__SHIFTIN(((start + rct.bussize_memreqs[busnum]
430 	    /* pci_conf_print(pc, pci_bus_tag[busnum], NULL); */