209 	struct dt_msg *msg;  in dt_attach()  local
218 	msg = kmem_alloc(sizeof(*msg) * DT_BUF_CNT, KM_SLEEP);  in dt_attach()
222 		kmem_free(msg, sizeof(*msg) * DT_BUF_CNT);  in dt_attach()
228 	for (i = 0; i < DT_BUF_CNT; i++, msg++)  in dt_attach()
229 		SLIST_INSERT_HEAD(&sc->sc_free, msg, chain.slist);  in dt_attach()
271 	struct dt_msg *msg, *pend;  in dt_intr()  local
299 	if ((msg = SLIST_FIRST(&sc->sc_free)) == NULL) {  in dt_intr()
304 	memcpy(msg, &sc->sc_msg, sizeof(*msg));  in dt_intr()
307 	SIMPLEQ_INSERT_TAIL(&sc->sc_queue, msg, chain.simpleq);  in dt_intr()
318 	struct dt_msg *msg;  in dt_dispatch()  local
323 	msg = NULL;  in dt_dispatch()
327 		if (msg != NULL)  in dt_dispatch()
328 			SLIST_INSERT_HEAD(&sc->sc_free, msg, chain.slist);  in dt_dispatch()
329 		msg = SIMPLEQ_FIRST(&sc->sc_queue);  in dt_dispatch()
330 		if (msg != NULL)  in dt_dispatch()
333 		if (msg == NULL)  in dt_dispatch()
336 		if (msg->src != DT_ADDR_MOUSE && msg->src != DT_ADDR_KBD) {  in dt_dispatch()
339 			dt_msg_dump(msg);  in dt_dispatch()
342 		if (DT_CTL_P(msg->ctl) != 0) {  in dt_dispatch()
345 			dt_msg_dump(msg);  in dt_dispatch()
358 		if (DT_CTL_LEN(msg->ctl) >= 6 &&  in dt_dispatch()
359 		    msg->body[0] == 0 && msg->src != dt_ms_addr) {  in dt_dispatch()
361 			dt_ms_addr = msg->src;  in dt_dispatch()
362 		} else if (DT_CTL_LEN(msg->ctl) < 6 && msg->body[0] != 0 &&  in dt_dispatch()
363 		    msg->src != dt_kbd_addr) {  in dt_dispatch()
365 			dt_kbd_addr = msg->src;  in dt_dispatch()
368 		if (msg->src == dt_kbd_addr)  in dt_dispatch()
374 			(*dtdv->dtdv_handler)(dtdv->dtdv_arg, msg);  in dt_dispatch()
379 dt_msg_get(struct dt_msg *msg, int intr)  in dt_msg_get()  argument
439 			msg->src = c;  in dt_msg_get()
442 			msg->ctl = c;  in dt_msg_get()
444 			dt_state.ds_len = DT_CTL_LEN(msg->ctl) + 1;  in dt_msg_get()
445 			if (dt_state.ds_len > sizeof(msg->body))  in dt_msg_get()
449 			if (dt_state.ds_ptr < sizeof(msg->body))  in dt_msg_get()
450 				msg->body[dt_state.ds_ptr++] = c;  in dt_msg_get()
456 	msg->dst = DT_ADDR_HOST;  in dt_msg_get()
462 dt_msg_dump(struct dt_msg *msg)  in dt_msg_dump()  argument
466 	l = DT_CTL_LEN(msg->ctl);  in dt_msg_dump()
469 	   msg->dst, msg->src, DT_CTL_P(msg->ctl), DT_CTL_SUBADDR(msg->ctl),  in dt_msg_dump()
474 		printf("%02x ", msg->body[i]);  in dt_msg_dump()
478 			printf("%02x ", msg->body[i]);  in dt_msg_dump()