153 xenconssetup_avintr(struct xencons *xcp, int attach)  in xenconssetup_avintr()  argument
166 		    "xencons", xcp->console_irq, (caddr_t)xcp, NULL, NULL,  in xenconssetup_avintr()
167 		    xcp->dip);  in xenconssetup_avintr()
176 		    xcp->console_irq);  in xenconssetup_avintr()
180 	mutex_enter(&xcp->excl);  in xenconssetup_avintr()
181 	cv_signal(&xcp->excl_cv);  in xenconssetup_avintr()
182 	mutex_exit(&xcp->excl);  in xenconssetup_avintr()
190 xenconssetup_add_avintr(struct xencons *xcp)  in xenconssetup_add_avintr()  argument
192 	xenconssetup_avintr(xcp, B_TRUE);  in xenconssetup_add_avintr()
196 xenconssetup_rem_avintr(struct xencons *xcp)  in xenconssetup_rem_avintr()  argument
198 	xenconssetup_avintr(xcp, B_FALSE);  in xenconssetup_rem_avintr()
205 	struct xencons *xcp;  in xenconsdetach()  local
225 	xcp = ddi_get_soft_state(xencons_soft_state, instance);  in xenconsdetach()
226 	if (xcp == NULL)  in xenconsdetach()
235 	mutex_enter(&xcp->excl);  in xenconsdetach()
237 	    (void (*)(void *))xenconssetup_rem_avintr, xcp, TQ_SLEEP);  in xenconsdetach()
238 	cv_wait(&xcp->excl_cv, &xcp->excl);  in xenconsdetach()
239 	mutex_exit(&xcp->excl);  in xenconsdetach()
245 	xencons_soft_state_free(xcp);  in xenconsdetach()
254 xenconssetup(struct xencons *xcp)  in xenconssetup()  argument
256 	xcp->ifp = (volatile struct xencons_interface *)HYPERVISOR_console_page;  in xenconssetup()
265 		xcp->console_irq = ec_bind_virq_to_irq(VIRQ_CONSOLE, 0);  in xenconssetup()
285 		mutex_enter(&xcp->excl);  in xenconssetup()
287 		    (void (*)(void *))xenconssetup_add_avintr, xcp, TQ_SLEEP);  in xenconssetup()
288 		cv_wait(&xcp->excl_cv, &xcp->excl);  in xenconssetup()
289 		mutex_exit(&xcp->excl);  in xenconssetup()
291 		(void) xvdi_alloc_evtchn(xcp->dip);  in xenconssetup()
292 		xcp->evtchn = xvdi_get_evtchn(xcp->dip);  in xenconssetup()
293 		(void) ddi_add_intr(xcp->dip, 0, NULL, NULL, xenconsintr,  in xenconssetup()
294 		    (caddr_t)xcp);  in xenconssetup()
302 	struct xencons *xcp;  in xenconsattach()  local
311 		xcp = xencons_console;  in xenconsattach()
312 		xenconssetup(xcp);  in xenconsattach()
323 	xcp = ddi_get_soft_state(xencons_soft_state, instance);  in xenconsattach()
324 	ASSERT(xcp != NULL);	/* can't fail - we only just allocated it */  in xenconsattach()
329 	xcp->unit = instance;  in xenconsattach()
330 	xcp->dip = devi;  in xenconsattach()
333 	xcp->polledio.cons_polledio_version = CONSPOLLEDIO_V0;  in xenconsattach()
334 	xcp->polledio.cons_polledio_argument = (cons_polledio_arg_t)xcp;  in xenconsattach()
335 	xcp->polledio.cons_polledio_putchar = xenconsputchar;  in xenconsattach()
336 	xcp->polledio.cons_polledio_getchar = xenconsgetchar;  in xenconsattach()
337 	xcp->polledio.cons_polledio_ischar = xenconsischar;  in xenconsattach()
338 	xcp->polledio.cons_polledio_enter = NULL;  in xenconsattach()
339 	xcp->polledio.cons_polledio_exit = NULL;  in xenconsattach()
345 	xcp->priv = kmem_zalloc(sizeof (struct asyncline), KM_SLEEP);  in xenconsattach()
346 	xcp->priv->async_common = xcp;  in xenconsattach()
347 	cv_init(&xcp->priv->async_flags_cv, NULL, CV_DRIVER, NULL);  in xenconsattach()
350 	mutex_init(&xcp->excl, NULL, MUTEX_DRIVER, NULL);  in xenconsattach()
351 	cv_init(&xcp->excl_cv, NULL, CV_DEFAULT, NULL);  in xenconsattach()
358 		xencons_soft_state_free(xcp);  in xenconsattach()
363 	xencons_console = xcp;  in xenconsattach()
364 	xenconssetup(xcp);  in xenconsattach()
376 	struct xencons *xcp;  in xenconsinfo()  local
379 	xcp = ddi_get_soft_state(xencons_soft_state, instance);  in xenconsinfo()
380 	if (xcp == NULL)  in xenconsinfo()
385 		if (xcp->dip == NULL)  in xenconsinfo()
388 			*result = (void *) xcp->dip;  in xenconsinfo()
405 xencons_soft_state_free(struct xencons *xcp)  in xencons_soft_state_free()  argument
407 	mutex_destroy(&xcp->excl);  in xencons_soft_state_free()
408 	cv_destroy(&xcp->excl_cv);  in xencons_soft_state_free()
409 	kmem_free(xcp->priv, sizeof (struct asyncline));  in xencons_soft_state_free()
410 	ddi_soft_state_free(xencons_soft_state, xcp->unit);  in xencons_soft_state_free()
417 	struct xencons	*xcp;  in xenconsopen()  local
423 	xcp = ddi_get_soft_state(xencons_soft_state, unit);  in xenconsopen()
424 	if (xcp == NULL)  in xenconsopen()
426 	async = xcp->priv;  in xenconsopen()
427 	mutex_enter(&xcp->excl);  in xenconsopen()
445 		mutex_exit(&xcp->excl);  in xenconsopen()
454 	mutex_exit(&xcp->excl);  in xenconsopen()
475 	struct xencons	 *xcp;  in xenconsclose()  local
482 	xcp = async->async_common;  in xenconsclose()
484 	instance = xcp->unit;  in xenconsclose()
488 	mutex_enter(&xcp->excl);  in xenconsclose()
518 	mutex_exit(&xcp->excl);  in xenconsclose()
532 xencons_rxint(struct xencons *xcp)  in xencons_rxint()  argument
548 	mutex_enter(&xcp->excl);  in xencons_rxint()
552 		mutex_exit(&xcp->excl);  in xencons_rxint()
556 	async = xcp->priv;  in xencons_rxint()
557 	instance = xcp->unit;  in xencons_rxint()
558 	ifp = xcp->ifp;  in xencons_rxint()
572 		mutex_exit(&xcp->excl);  in xencons_rxint()
587 		mutex_exit(&xcp->excl);  in xencons_rxint()
600 	if ((abort_enable == KIOCABORTENABLE) && (xcp->flags & ASY_CONSOLE)) {  in xencons_rxint()
620 				mutex_exit(&xcp->excl);  in xencons_rxint()
628 			(void) xcasync_flowcontrol_sw_input(xcp, FLOW_STOP,  in xencons_rxint()
631 		mutex_exit(&xcp->excl);  in xencons_rxint()
635 		(void) xcasync_flowcontrol_sw_input(xcp, FLOW_START,  in xencons_rxint()
641 		mutex_exit(&xcp->excl);  in xencons_rxint()
655 				xcasync_flowcontrol_sw_output(xcp, FLOW_STOP);  in xencons_rxint()
659 				xcasync_flowcontrol_sw_output(xcp, FLOW_START);  in xencons_rxint()
664 				xcasync_flowcontrol_sw_output(xcp, FLOW_START);  in xencons_rxint()
672 	mutex_exit(&xcp->excl);  in xencons_rxint()
687 		ec_notify_via_evtchn(xcp->evtchn);  in xencons_rxint()
696 xencons_txint(struct xencons *xcp)  in xencons_txint()  argument
705 	if (mutex_owner(&xcp->excl) == curthread) {  in xencons_txint()
709 	mutex_enter(&xcp->excl);  in xencons_txint()
711 		mutex_exit(&xcp->excl);  in xencons_txint()
716 	async = xcp->priv;  in xencons_txint()
720 	mutex_exit(&xcp->excl);  in xencons_txint()
733 	struct xencons *xcp = (struct xencons *)arg;  in xenconsintr()  local
734 	volatile struct xencons_interface *ifp = xcp->ifp;  in xenconsintr()
737 		xencons_rxint(xcp);  in xenconsintr()
739 		xencons_txint(xcp);  in xenconsintr()
749 	struct xencons *xcp = (struct xencons *)arg;  in xenconsintr_priv()  local
751 	xencons_rxint(xcp);  in xenconsintr_priv()
752 	xencons_txint(xcp);  in xenconsintr_priv()
763 	struct xencons *xcp = async->async_common;  in xcasync_start()  local
771 	int instance = xcp->unit;  in xcasync_start()
775 	ASSERT(mutex_owned(&xcp->excl));  in xcasync_start()
781 	(void) xcasync_flowcontrol_sw_input(xcp, FLOW_CHECK, IN_FLOW_NULL);  in xcasync_start()
805 			mutex_exit(&xcp->excl);  in xcasync_start()
807 			mutex_enter(&xcp->excl);  in xcasync_start()
846 		mutex_exit(&xcp->excl);  in xcasync_start()
849 		mutex_enter(&xcp->excl);  in xcasync_start()
860 		volatile struct xencons_interface *ifp = xcp->ifp;  in xcasync_start()
877 		ec_notify_via_evtchn(xcp->evtchn);  in xcasync_start()
893 	struct xencons *xcp = async->async_common;  in xcasync_ioctl()  local
900 	int instance = xcp->unit;  in xcasync_ioctl()
968 	mutex_enter(&xcp->excl);  in xcasync_ioctl()
1010 			    (cons_polledio_arg_t)&xcp->polledio;  in xcasync_ioctl()
1032 				xcp->flags |= ASY_CONSOLE;  in xcasync_ioctl()
1034 				xcp->flags &= ~ASY_CONSOLE;  in xcasync_ioctl()
1050 			    (xcp->flags & ASY_CONSOLE) != 0;  in xcasync_ioctl()
1065 	mutex_exit(&xcp->excl);  in xcasync_ioctl()
1095 	struct xencons *xcp;  in xenconswput()  local
1098 	xcp = async->async_common;  in xenconswput()
1103 		mutex_enter(&xcp->excl);  in xenconswput()
1105 		mutex_exit(&xcp->excl);  in xenconswput()
1110 		mutex_enter(&xcp->excl);  in xenconswput()
1115 		mutex_exit(&xcp->excl);  in xenconswput()
1135 			mutex_enter(&xcp->excl);  in xenconswput()
1137 			mutex_exit(&xcp->excl);  in xenconswput()
1151 			mutex_enter(&xcp->excl);  in xenconswput()
1160 			mutex_exit(&xcp->excl);  in xenconswput()
1174 		mutex_enter(&xcp->excl);  in xenconswput()
1176 		mutex_exit(&xcp->excl);  in xenconswput()
1187 		mutex_enter(&xcp->excl);  in xenconswput()
1189 		mutex_exit(&xcp->excl);  in xenconswput()
1193 		mutex_enter(&xcp->excl);  in xenconswput()
1194 		mutex_enter(&xcp->excl);  in xenconswput()
1196 			(void) xcasync_flowcontrol_sw_input(xcp, FLOW_STOP,  in xenconswput()
1199 		mutex_exit(&xcp->excl);  in xenconswput()
1200 		mutex_exit(&xcp->excl);  in xenconswput()
1205 		mutex_enter(&xcp->excl);  in xenconswput()
1206 		mutex_enter(&xcp->excl);  in xenconswput()
1208 			(void) xcasync_flowcontrol_sw_input(xcp, FLOW_START,  in xenconswput()
1211 		mutex_exit(&xcp->excl);  in xenconswput()
1212 		mutex_exit(&xcp->excl);  in xenconswput()
1242 	struct xencons *xcp;  in xcasync_reioctl()  local
1246 	xcp = ddi_get_soft_state(xencons_soft_state, instance);  in xcasync_reioctl()
1247 	ASSERT(xcp != NULL);  in xcasync_reioctl()
1248 	async = xcp->priv;  in xcasync_reioctl()
1253 	mutex_enter(&xcp->excl);  in xcasync_reioctl()
1256 		mutex_exit(&xcp->excl);  in xcasync_reioctl()
1262 		mutex_exit(&xcp->excl);  in xcasync_reioctl()
1265 		mutex_exit(&xcp->excl);  in xcasync_reioctl()
1281 	struct xencons *xcp = xencons_console;  in xenconsputchar()  local
1282 	volatile struct xencons_interface *ifp = xcp->ifp;  in xenconsputchar()
1309 	ec_notify_via_evtchn(xcp->evtchn);  in xenconsputchar()
1319 	struct xencons *xcp = (struct xencons *)arg;  in xenconsischar()  local
1320 	volatile struct xencons_interface *ifp = xcp->ifp;  in xenconsischar()
1322 	if (xcp->polldix < xcp->polllen)  in xenconsischar()
1327 	xcp->polldix = 0;  in xenconsischar()
1328 	xcp->polllen = 0;  in xenconsischar()
1330 		xcp->polllen = HYPERVISOR_console_io(CONSOLEIO_read, 1,  in xenconsischar()
1331 		    (char *)xcp->pollbuf);  in xenconsischar()
1332 		return (xcp->polllen != 0);  in xenconsischar()
1343 		xcp->pollbuf[0] = ifp->in[MASK_XENCONS_IDX(cons++, ifp->in)];  in xenconsischar()
1346 		xcp->polllen = 1;  in xenconsischar()
1348 	return (xcp->polllen != 0);  in xenconsischar()
1357 	struct xencons *xcp = (struct xencons *)arg;  in xenconsgetchar()  local
1359 	ec_wait_on_evtchn(xcp->evtchn, (int (*)(void *))xenconsischar, arg);  in xenconsgetchar()
1361 	return (xcp->pollbuf[xcp->polldix++]);  in xenconsgetchar()
1430 xcasync_flowcontrol_sw_output(struct xencons *xcp, async_flowc_action onoff)  in xcasync_flowcontrol_sw_output()  argument
1432 	struct asyncline *async = xcp->priv;  in xcasync_flowcontrol_sw_output()
1433 	int instance = xcp->unit;  in xcasync_flowcontrol_sw_output()
1435 	ASSERT(mutex_owned(&xcp->excl));  in xcasync_flowcontrol_sw_output()
1475 xcasync_flowcontrol_sw_input(struct xencons *xcp, async_flowc_action onoff,  in xcasync_flowcontrol_sw_input()  argument
1478 	struct asyncline *async = xcp->priv;  in xcasync_flowcontrol_sw_input()
1479 	int instance = xcp->unit;  in xcasync_flowcontrol_sw_input()
1482 	ASSERT(mutex_owned(&xcp->excl));  in xcasync_flowcontrol_sw_input()