240 query_segment_type (struct dcss_segment *seg)  in query_segment_type()  argument
258 	memcpy (qin->qname, seg->dcss_name, 8);  in query_segment_type()
303 		seg->vm_segtype = qout->range[0].start & 0xff;  in query_segment_type()
322 		seg->vm_segtype = SEG_TYPE_EWEN;  in query_segment_type()
326 	seg->start_addr = qout->segstart;  in query_segment_type()
327 	seg->end = qout->segend;  in query_segment_type()
329 	memcpy (seg->range, qout->range, 6*sizeof(struct qrange));  in query_segment_type()
330 	seg->segcnt = qout->segcnt;  in query_segment_type()
354 	struct dcss_segment seg;  in segment_type()  local
359 	dcss_mkname(name, seg.dcss_name);  in segment_type()
360 	rc = query_segment_type (&seg);  in segment_type()
363 	return seg.vm_segtype;  in segment_type()
371 segment_overlaps_others (struct dcss_segment *seg)  in segment_overlaps_others()  argument
379 		if ((tmp->start_addr >> 20) > (seg->end >> 20))  in segment_overlaps_others()
381 		if ((tmp->end >> 20) < (seg->start_addr >> 20))  in segment_overlaps_others()
383 		if (seg == tmp)  in segment_overlaps_others()
397 	struct dcss_segment *seg;  in __segment_load()  local
401 	seg = kmalloc(sizeof(*seg), GFP_KERNEL | GFP_DMA);  in __segment_load()
402 	if (seg == NULL) {  in __segment_load()
406 	dcss_mkname (name, seg->dcss_name);  in __segment_load()
407 	rc = query_segment_type (seg);  in __segment_load()
412 		if (segment_overlaps_others(seg)) {  in __segment_load()
418 	rc = vmem_add_mapping(seg->start_addr, seg->end - seg->start_addr + 1);  in __segment_load()
423 	seg->res = kzalloc(sizeof(struct resource), GFP_KERNEL);  in __segment_load()
424 	if (seg->res == NULL) {  in __segment_load()
428 	seg->res->flags = IORESOURCE_BUSY | IORESOURCE_MEM;  in __segment_load()
429 	seg->res->start = seg->start_addr;  in __segment_load()
430 	seg->res->end = seg->end;  in __segment_load()
431 	memcpy(&seg->res_name, seg->dcss_name, 8);  in __segment_load()
432 	EBCASC(seg->res_name, 8);  in __segment_load()
433 	seg->res_name[8] = '\0';  in __segment_load()
434 	strncat(seg->res_name, " (DCSS)", 7);  in __segment_load()
435 	seg->res->name = seg->res_name;  in __segment_load()
436 	rc = seg->vm_segtype;  in __segment_load()
439 		seg->res->flags |= IORESOURCE_READONLY;  in __segment_load()
440 	if (request_resource(&iomem_resource, seg->res)) {  in __segment_load()
442 		kfree(seg->res);  in __segment_load()
447 		diag_cc = dcss_diag(&loadnsr_scode, seg->dcss_name,  in __segment_load()
450 		diag_cc = dcss_diag(&loadshr_scode, seg->dcss_name,  in __segment_load()
453 		dcss_diag(&purgeseg_scode, seg->dcss_name,  in __segment_load()
462 		dcss_diag(&purgeseg_scode, seg->dcss_name,  in __segment_load()
466 	seg->start_addr = start_addr;  in __segment_load()
467 	seg->end = end_addr;  in __segment_load()
468 	seg->do_nonshared = do_nonshared;  in __segment_load()
469 	atomic_set(&seg->ref_count, 1);  in __segment_load()
470 	list_add(&seg->list, &dcss_list);  in __segment_load()
471 	*addr = seg->start_addr;  in __segment_load()
472 	*end  = seg->end;  in __segment_load()
475 			"exclusive-writable\n", name, (void*) seg->start_addr,  in __segment_load()
476 			(void*) seg->end, segtype_string[seg->vm_segtype]);  in __segment_load()
479 			"shared access mode\n", name, (void*) seg->start_addr,  in __segment_load()
480 			(void*) seg->end, segtype_string[seg->vm_segtype]);  in __segment_load()
484 	release_resource(seg->res);  in __segment_load()
485 	kfree(seg->res);  in __segment_load()
487 	vmem_remove_mapping(seg->start_addr, seg->end - seg->start_addr + 1);  in __segment_load()
489 	kfree(seg);  in __segment_load()
517 	struct dcss_segment *seg;  in segment_load()  local
524 	seg = segment_by_name (name);  in segment_load()
525 	if (seg == NULL)  in segment_load()
528 		if (do_nonshared == seg->do_nonshared) {  in segment_load()
529 			atomic_inc(&seg->ref_count);  in segment_load()
530 			*addr = seg->start_addr;  in segment_load()
531 			*end  = seg->end;  in segment_load()
532 			rc    = seg->vm_segtype;  in segment_load()
558 	struct dcss_segment *seg;  in segment_modify_shared()  local
564 	seg = segment_by_name (name);  in segment_modify_shared()
565 	if (seg == NULL) {  in segment_modify_shared()
569 	if (do_nonshared == seg->do_nonshared) {  in segment_modify_shared()
575 	if (atomic_read (&seg->ref_count) != 1) {  in segment_modify_shared()
581 	release_resource(seg->res);  in segment_modify_shared()
583 		seg->res->flags &= ~IORESOURCE_READONLY;  in segment_modify_shared()
585 		if (seg->vm_segtype == SEG_TYPE_SR ||  in segment_modify_shared()
586 		    seg->vm_segtype == SEG_TYPE_ER)  in segment_modify_shared()
587 			seg->res->flags |= IORESOURCE_READONLY;  in segment_modify_shared()
589 	if (request_resource(&iomem_resource, seg->res)) {  in segment_modify_shared()
593 		kfree(seg->res);  in segment_modify_shared()
597 	dcss_diag(&purgeseg_scode, seg->dcss_name, &dummy, &dummy);  in segment_modify_shared()
599 		diag_cc = dcss_diag(&loadnsr_scode, seg->dcss_name,  in segment_modify_shared()
602 		diag_cc = dcss_diag(&loadshr_scode, seg->dcss_name,  in segment_modify_shared()
614 	seg->start_addr = start_addr;  in segment_modify_shared()
615 	seg->end = end_addr;  in segment_modify_shared()
616 	seg->do_nonshared = do_nonshared;  in segment_modify_shared()
620 	release_resource(seg->res);  in segment_modify_shared()
621 	kfree(seg->res);  in segment_modify_shared()
623 	vmem_remove_mapping(seg->start_addr, seg->end - seg->start_addr + 1);  in segment_modify_shared()
624 	list_del(&seg->list);  in segment_modify_shared()
625 	dcss_diag(&purgeseg_scode, seg->dcss_name, &dummy, &dummy);  in segment_modify_shared()
626 	kfree(seg);  in segment_modify_shared()
641 	struct dcss_segment *seg;  in segment_unload()  local
647 	seg = segment_by_name (name);  in segment_unload()
648 	if (seg == NULL) {  in segment_unload()
652 	if (atomic_dec_return(&seg->ref_count) != 0)  in segment_unload()
654 	release_resource(seg->res);  in segment_unload()
655 	kfree(seg->res);  in segment_unload()
656 	vmem_remove_mapping(seg->start_addr, seg->end - seg->start_addr + 1);  in segment_unload()
657 	list_del(&seg->list);  in segment_unload()
658 	dcss_diag(&purgeseg_scode, seg->dcss_name, &dummy, &dummy);  in segment_unload()
659 	kfree(seg);  in segment_unload()
670 	struct dcss_segment *seg;  in segment_save()  local
679 	seg = segment_by_name (name);  in segment_save()
681 	if (seg == NULL) {  in segment_save()
687 	for (i=0; i<seg->segcnt; i++) {  in segment_save()
689 			seg->range[i].start >> PAGE_SHIFT,  in segment_save()
690 			seg->range[i].end >> PAGE_SHIFT,  in segment_save()
691 			segtype_string[seg->range[i].start & 0xff]);  in segment_save()