107 static int int_rman_release_resource(struct rman *rm, struct resource_i *r);
122 rman_init(struct rman *rm)  in rman_init()  argument
132 	if (rm->rm_start == 0 && rm->rm_end == 0)  in rman_init()
133 		rm->rm_end = ~0;  in rman_init()
134 	if (rm->rm_type == RMAN_UNINIT)  in rman_init()
136 	if (rm->rm_type == RMAN_GAUGE)  in rman_init()
139 	TAILQ_INIT(&rm->rm_list);  in rman_init()
140 	rm->rm_mtx = malloc(sizeof *rm->rm_mtx, M_RMAN, M_NOWAIT | M_ZERO);  in rman_init()
141 	if (rm->rm_mtx == NULL)  in rman_init()
143 	mtx_init(rm->rm_mtx, "rman", NULL, MTX_DEF);  in rman_init()
146 	TAILQ_INSERT_TAIL(&rman_head, rm, rm_link);  in rman_init()
152 rman_manage_region(struct rman *rm, rman_res_t start, rman_res_t end)  in rman_manage_region()  argument
158 	    rm->rm_descr, start, end);  in rman_manage_region()
159 	if (start < rm->rm_start || end > rm->rm_end)  in rman_manage_region()
166 	r->r_rm = rm;  in rman_manage_region()
168 	mtx_lock(rm->rm_mtx);  in rman_manage_region()
171 	TAILQ_FOREACH(s, &rm->rm_list, r_link) {  in rman_manage_region()
180 		TAILQ_INSERT_TAIL(&rm->rm_list, r, r_link);  in rman_manage_region()
207 				TAILQ_REMOVE(&rm->rm_list, t, r_link);  in rman_manage_region()
219 			TAILQ_INSERT_AFTER(&rm->rm_list, s, r, r_link);  in rman_manage_region()
225 	mtx_unlock(rm->rm_mtx);  in rman_manage_region()
230 rman_init_from_resource(struct rman *rm, struct resource *r)  in rman_init_from_resource()  argument
234 	if ((rv = rman_init(rm)) != 0)  in rman_init_from_resource()
236 	return (rman_manage_region(rm, r->__r_i->r_start, r->__r_i->r_end));  in rman_init_from_resource()
240 rman_fini(struct rman *rm)  in rman_fini()  argument
244 	mtx_lock(rm->rm_mtx);  in rman_fini()
245 	TAILQ_FOREACH(r, &rm->rm_list, r_link) {  in rman_fini()
247 			mtx_unlock(rm->rm_mtx);  in rman_fini()
256 	while (!TAILQ_EMPTY(&rm->rm_list)) {  in rman_fini()
257 		r = TAILQ_FIRST(&rm->rm_list);  in rman_fini()
258 		TAILQ_REMOVE(&rm->rm_list, r, r_link);  in rman_fini()
261 	mtx_unlock(rm->rm_mtx);  in rman_fini()
263 	TAILQ_REMOVE(&rman_head, rm, rm_link);  in rman_fini()
265 	mtx_destroy(rm->rm_mtx);  in rman_fini()
266 	free(rm->rm_mtx, M_RMAN);  in rman_fini()
272 rman_first_free_region(struct rman *rm, rman_res_t *start, rman_res_t *end)  in rman_first_free_region()  argument
276 	mtx_lock(rm->rm_mtx);  in rman_first_free_region()
277 	TAILQ_FOREACH(r, &rm->rm_list, r_link) {  in rman_first_free_region()
281 			mtx_unlock(rm->rm_mtx);  in rman_first_free_region()
285 	mtx_unlock(rm->rm_mtx);  in rman_first_free_region()
290 rman_last_free_region(struct rman *rm, rman_res_t *start, rman_res_t *end)  in rman_last_free_region()  argument
294 	mtx_lock(rm->rm_mtx);  in rman_last_free_region()
295 	TAILQ_FOREACH_REVERSE(r, &rm->rm_list, resource_head, r_link) {  in rman_last_free_region()
299 			mtx_unlock(rm->rm_mtx);  in rman_last_free_region()
303 	mtx_unlock(rm->rm_mtx);  in rman_last_free_region()
312 	struct rman *rm;  in rman_adjust_resource()  local
331 	rm = r->r_rm;  in rman_adjust_resource()
332 	mtx_lock(rm->rm_mtx);  in rman_adjust_resource()
334 	TAILQ_FOREACH(s, &rm->rm_list, r_link) {  in rman_adjust_resource()
354 		mtx_unlock(rm->rm_mtx);  in rman_adjust_resource()
359 		mtx_unlock(rm->rm_mtx);  in rman_adjust_resource()
374 			TAILQ_REMOVE(&rm->rm_list, s, r_link);  in rman_adjust_resource()
384 			TAILQ_REMOVE(&rm->rm_list, t, r_link);  in rman_adjust_resource()
389 	mtx_unlock(rm->rm_mtx);  in rman_adjust_resource()
400 		new->r_rm = rm;  in rman_adjust_resource()
401 		mtx_lock(rm->rm_mtx);  in rman_adjust_resource()
409 		mtx_unlock(rm->rm_mtx);  in rman_adjust_resource()
415 		new->r_rm = rm;  in rman_adjust_resource()
416 		mtx_lock(rm->rm_mtx);  in rman_adjust_resource()
423 			TAILQ_INSERT_AFTER(&rm->rm_list, r, new, r_link);  in rman_adjust_resource()
424 		mtx_unlock(rm->rm_mtx);  in rman_adjust_resource()
432 rman_reserve_resource(struct rman *rm, rman_res_t start, rman_res_t end,  in rman_reserve_resource()  argument
442 	    "device %s\n", __func__, rm->rm_descr, start, end, count, flags,  in rman_reserve_resource()
450 	mtx_lock(rm->rm_mtx);  in rman_reserve_resource()
452 	r = TAILQ_FIRST(&rm->rm_list);  in rman_reserve_resource()
459 	for (r = TAILQ_FIRST(&rm->rm_list);  in rman_reserve_resource()
543 			rv->r_rm = rm;  in rman_reserve_resource()
563 				r->r_rm = rm;  in rman_reserve_resource()
565 				TAILQ_INSERT_AFTER(&rm->rm_list, s, rv,  in rman_reserve_resource()
567 				TAILQ_INSERT_AFTER(&rm->rm_list, rv, r,  in rman_reserve_resource()
582 				TAILQ_INSERT_AFTER(&rm->rm_list, s, rv,  in rman_reserve_resource()
613 			rv->r_rm = rm;  in rman_reserve_resource()
637 	mtx_unlock(rm->rm_mtx);  in rman_reserve_resource()
645 	struct rman *rm;  in rman_activate_resource()  local
648 	rm = r->r_rm;  in rman_activate_resource()
649 	mtx_lock(rm->rm_mtx);  in rman_activate_resource()
651 	mtx_unlock(rm->rm_mtx);  in rman_activate_resource()
658 	struct rman *rm;  in rman_deactivate_resource()  local
660 	rm = r->__r_i->r_rm;  in rman_deactivate_resource()
661 	mtx_lock(rm->rm_mtx);  in rman_deactivate_resource()
663 	mtx_unlock(rm->rm_mtx);  in rman_deactivate_resource()
668 int_rman_release_resource(struct rman *rm, struct resource_i *r)  in int_rman_release_resource()  argument
691 			TAILQ_REMOVE(&rm->rm_list, r, r_link);  in int_rman_release_resource()
726 		TAILQ_REMOVE(&rm->rm_list, r, r_link);  in int_rman_release_resource()
727 		TAILQ_REMOVE(&rm->rm_list, t, r_link);  in int_rman_release_resource()
734 		TAILQ_REMOVE(&rm->rm_list, r, r_link);  in int_rman_release_resource()
740 		TAILQ_REMOVE(&rm->rm_list, r, r_link);  in int_rman_release_resource()
766 	struct rman *rm;  in rman_release_resource()  local
769 	rm = r->r_rm;  in rman_release_resource()
770 	mtx_lock(rm->rm_mtx);  in rman_release_resource()
771 	rv = int_rman_release_resource(rm, r);  in rman_release_resource()
772 	mtx_unlock(rm->rm_mtx);  in rman_release_resource()
935 rman_is_region_manager(const struct resource *r, const struct rman *rm)  in rman_is_region_manager()  argument
938 	return (r->__r_i->r_rm == rm);  in rman_is_region_manager()
953 	struct rman		*rm;  in sysctl_rman()  local
972 	TAILQ_FOREACH(rm, &rman_head, rm_link) {  in sysctl_rman()
977 	if (rm == NULL)  in sysctl_rman()
986 		urm.rm_handle = (uintptr_t)rm;  in sysctl_rman()
987 		if (rm->rm_descr != NULL)  in sysctl_rman()
988 			strlcpy(urm.rm_descr, rm->rm_descr, RM_TEXTLEN);  in sysctl_rman()
989 		urm.rm_start = rm->rm_start;  in sysctl_rman()
990 		urm.rm_size = rm->rm_end - rm->rm_start + 1;  in sysctl_rman()
991 		urm.rm_type = rm->rm_type;  in sysctl_rman()
1000 	mtx_lock(rm->rm_mtx);  in sysctl_rman()
1001 	TAILQ_FOREACH(res, &rm->rm_list, r_link) {  in sysctl_rman()
1012 	mtx_unlock(rm->rm_mtx);  in sysctl_rman()
1037 	mtx_unlock(rm->rm_mtx);  in sysctl_rman()
1048 dump_rman_header(struct rman *rm)  in dump_rman_header()  argument
1054 	    rm, rm->rm_descr, (rman_res_t)rm->rm_start, (rman_res_t)rm->rm_end);  in dump_rman_header()
1058 dump_rman(struct rman *rm)  in dump_rman()  argument
1065 	TAILQ_FOREACH(r, &rm->rm_list, r_link) {  in dump_rman()
1094 	struct rman *rm;  in DB_SHOW_COMMAND_FLAGS()  local
1096 	TAILQ_FOREACH(rm, &rman_head, rm_link) {  in DB_SHOW_COMMAND_FLAGS()
1097 		dump_rman_header(rm);  in DB_SHOW_COMMAND_FLAGS()
1103 	struct rman *rm;  in DB_SHOW_ALL_COMMAND()  local
1105 	TAILQ_FOREACH(rm, &rman_head, rm_link) {  in DB_SHOW_ALL_COMMAND()
1106 		dump_rman_header(rm);  in DB_SHOW_ALL_COMMAND()
1107 		dump_rman(rm);  in DB_SHOW_ALL_COMMAND()