108 device_pager_get_refcount(device_pager_t device_object)  in device_pager_get_refcount()  argument
110 	return os_ref_get_count_raw(&device_object->dev_pgr_hdr_ref);  in device_pager_get_refcount()
146 	device_pager_t  device_object;  in device_pager_setup()  local
150 	device_object = device_object_create();  in device_pager_setup()
151 	if (device_object == DEVICE_PAGER_NULL) {  in device_pager_setup()
155 	device_object->device_handle = device_handle;  in device_pager_setup()
156 	device_object->size = size;  in device_pager_setup()
157 	device_object->flags = flags;  in device_pager_setup()
159 	memory_object_create_named((memory_object_t) device_object,  in device_pager_setup()
174 	return (memory_object_t)device_object;  in device_pager_setup()
187 	device_pager_t  device_object;  in device_pager_populate_object()  local
192 	device_object = device_pager_lookup(device);  in device_pager_populate_object()
193 	if (device_object == DEVICE_PAGER_NULL) {  in device_pager_populate_object()
198 		device_object->dev_pgr_hdr.mo_control);  in device_pager_populate_object()
237 	device_pager_t  device_object;  in device_pager_lookup()  local
240 	device_object = (device_pager_t)mem_obj;  in device_pager_lookup()
241 	assert(device_pager_get_refcount(device_object) > 0);  in device_pager_lookup()
242 	return device_object;  in device_pager_lookup()
254 	device_pager_t   device_object;  in device_pager_init()  local
265 	device_object = device_pager_lookup(mem_obj);  in device_pager_init()
268 	device_object->dev_pgr_hdr.mo_control = control;  in device_pager_init()
277 	if (device_object->flags & DEVICE_PAGER_CONTIGUOUS) {  in device_pager_init()
280 	if (device_object->flags & DEVICE_PAGER_NOPHYSCACHE) {  in device_pager_init()
284 	vm_object->wimg_bits = device_object->flags & VM_WIMG_MASK;  in device_pager_init()
321 	device_pager_t  device_object;  in device_pager_data_return()  local
323 	device_object = device_pager_lookup(mem_obj);  in device_pager_data_return()
324 	if (device_object == DEVICE_PAGER_NULL) {  in device_pager_data_return()
328 	__IGNORE_WCASTALIGN(return device_data_action(device_object->device_handle,  in device_pager_data_return()
329 	    (ipc_port_t) device_object,  in device_pager_data_return()
345 	device_pager_t  device_object;  in device_pager_data_request()  local
347 	device_object = device_pager_lookup(mem_obj);  in device_pager_data_request()
349 	if (device_object == DEVICE_PAGER_NULL) {  in device_pager_data_request()
353 	__IGNORE_WCASTALIGN(device_data_action(device_object->device_handle,  in device_pager_data_request()
354 	    (ipc_port_t) device_object,  in device_pager_data_request()
366 	device_pager_t          device_object;  in device_pager_reference()  local
368 	device_object = device_pager_lookup(mem_obj);  in device_pager_reference()
369 	os_ref_retain_raw(&device_object->dev_pgr_hdr_ref, NULL);  in device_pager_reference()
371 	    device_pager_t, device_object,  in device_pager_reference()
372 	    unsigned int, device_pager_get_refcount(device_object));  in device_pager_reference()
382 	device_pager_t          device_object;  in device_pager_deallocate()  local
386 	device_object = device_pager_lookup(mem_obj);  in device_pager_deallocate()
389 	    device_pager_t, device_object,  in device_pager_deallocate()
390 	    unsigned int, device_pager_get_refcount(device_object));  in device_pager_deallocate()
392 	ref_count = os_ref_release_raw(&device_object->dev_pgr_hdr_ref, NULL);  in device_pager_deallocate()
401 		    device_pager_t, device_object,  in device_pager_deallocate()
402 		    unsigned int, device_pager_get_refcount(device_object));  in device_pager_deallocate()
404 		assert(device_object->is_mapped == FALSE);  in device_pager_deallocate()
405 		if (device_object->device_handle != (device_port_t) NULL) {  in device_pager_deallocate()
406 			device_close(device_object->device_handle);  in device_pager_deallocate()
407 			device_object->device_handle = (device_port_t) NULL;  in device_pager_deallocate()
409 		device_control = device_object->dev_pgr_hdr.mo_control;  in device_pager_deallocate()
416 		    device_pager_t, device_object,  in device_pager_deallocate()
417 		    unsigned int, device_pager_get_refcount(device_object));  in device_pager_deallocate()
419 		device_control = device_object->dev_pgr_hdr.mo_control;  in device_pager_deallocate()
423 			device_object->dev_pgr_hdr.mo_control = MEMORY_OBJECT_CONTROL_NULL;  in device_pager_deallocate()
425 		device_pager_lock_destroy(device_object);  in device_pager_deallocate()
427 		zfree(device_pager_zone, device_object);  in device_pager_deallocate()
483 	device_pager_t          device_object;  in device_pager_map()  local
485 	device_object = device_pager_lookup(mem_obj);  in device_pager_map()
487 	device_pager_lock(device_object);  in device_pager_map()
488 	assert(device_pager_get_refcount(device_object) > 0);  in device_pager_map()
489 	if (device_object->is_mapped == FALSE) {  in device_pager_map()
495 		device_object->is_mapped = TRUE;  in device_pager_map()
498 	device_pager_unlock(device_object);  in device_pager_map()
507 	device_pager_t  device_object;  in device_pager_last_unmap()  local
510 	device_object = device_pager_lookup(mem_obj);  in device_pager_last_unmap()
512 	device_pager_lock(device_object);  in device_pager_last_unmap()
513 	assert(device_pager_get_refcount(device_object) > 0);  in device_pager_last_unmap()
514 	if (device_object->is_mapped) {  in device_pager_last_unmap()
515 		device_object->is_mapped = FALSE;  in device_pager_last_unmap()
520 	device_pager_unlock(device_object);  in device_pager_last_unmap()
537 	device_pager_t  device_object;  in device_object_create()  local
539 	device_object = zalloc_flags(device_pager_zone,  in device_object_create()
542 	device_object->dev_pgr_hdr.mo_ikot = IKOT_MEMORY_OBJECT;  in device_object_create()
543 	device_object->dev_pgr_hdr.mo_pager_ops = &device_pager_ops;  in device_object_create()
544 	device_object->dev_pgr_hdr.mo_control = MEMORY_OBJECT_CONTROL_NULL;  in device_object_create()
546 	device_pager_lock_init(device_object);  in device_object_create()
547 	os_ref_init_raw(&device_object->dev_pgr_hdr_ref, NULL);  in device_object_create()
548 	device_object->is_mapped = FALSE;  in device_object_create()
551 	    device_pager_t, device_object,  in device_object_create()
552 	    unsigned int, device_pager_get_refcount(device_object));  in device_object_create()
554 	return device_object;  in device_object_create()