122 static void kb8042_init(struct kb8042 *kb8042, boolean_t from_resume);
124 static void kb8042_wait_poweron(struct kb8042 *kb8042);
125 static void kb8042_send_to_keyboard(struct kb8042 *, int, boolean_t);
127 static void kb8042_setled(struct kb8042 *, int led_state, boolean_t polled);
133 static void kb8042_get_initial_leds(struct kb8042 *, int *, int *);
134 static boolean_t kb8042_autorepeat_detect(struct kb8042 *kb8042, int key_pos,
136 static void kb8042_type4_cmd(struct kb8042 *kb8042, int cmd);
137 static void kb8042_ioctlmsg(struct kb8042 *kb8042, queue_t *, mblk_t *);
139 static void kb8042_process_key(struct kb8042 *, kbtrans_key_t, enum keystate);
142 static void kb8042_cleanup(struct kb8042 *kb8042);
143 static void kb8042_received_byte(struct kb8042 *, int);
205 struct kb8042	Kdws = {0};
293 kb8042_is_input_avail(struct kb8042 *kb8042, int timeout_usec, boolean_t polled)  in kb8042_is_input_avail()  argument
301 		if (ddi_get8(kb8042->handle, kb8042->addr + port) != 0)  in kb8042_is_input_avail()
311 kb8042_clear_input_buffer(struct kb8042 *kb8042, boolean_t polled)  in kb8042_clear_input_buffer()  argument
316 	while (kb8042_is_input_avail(kb8042, MIN_DELAY_USECS, polled)) {  in kb8042_clear_input_buffer()
317 		(void) ddi_get8(kb8042->handle, kb8042->addr + port);  in kb8042_clear_input_buffer()
325 kb8042_send_and_expect(struct kb8042 *kb8042, uint8_t send, uint8_t expect,  in kb8042_send_and_expect()  argument
332 	ddi_put8(kb8042->handle,  in kb8042_send_and_expect()
333 	    kb8042->addr + I8042_POLL_OUTPUT_DATA, send);  in kb8042_send_and_expect()
335 	if (kb8042_is_input_avail(kb8042, timeout, B_TRUE)) {  in kb8042_send_and_expect()
337 		datab = ddi_get8(kb8042->handle,  in kb8042_send_and_expect()
338 		    kb8042->addr + I8042_POLL_INPUT_DATA);  in kb8042_send_and_expect()
370 kb8042_read_scanset(struct kb8042 *kb8042)  in kb8042_read_scanset()  argument
376 	kb8042_clear_input_buffer(kb8042, B_TRUE);  in kb8042_read_scanset()
382 	if (kb8042_send_and_expect(kb8042, KB_SET_SCAN, KB_ACK, MAX_WAIT_USECS,  in kb8042_read_scanset()
391 	if (kb8042_send_and_expect(kb8042, 0, KB_ACK, MAX_WAIT_USECS, &err,  in kb8042_read_scanset()
401 	while (kb8042_is_input_avail(kb8042, MAX_WAIT_USECS, B_TRUE) &&  in kb8042_read_scanset()
402 	    (scanset = ddi_get8(kb8042->handle,  in kb8042_read_scanset()
403 	    kb8042->addr + I8042_POLL_INPUT_DATA)) == KB_ACK)  in kb8042_read_scanset()
434 	struct kb8042	*kb8042 = &Kdws;  in kb8042_attach()  local
443 		leds = kb8042->leds.commanded;  in kb8042_attach()
444 		kb8042->w_init = 0;  in kb8042_attach()
445 		kb8042_init(kb8042, B_TRUE);  in kb8042_attach()
446 		kb8042_setled(kb8042, leds, B_FALSE);  in kb8042_attach()
447 		mutex_enter(&kb8042->w_hw_mutex);  in kb8042_attach()
448 		kb8042->suspended = B_FALSE;  in kb8042_attach()
449 		if (kb8042->w_qp != NULL) {  in kb8042_attach()
450 			enableok(WR(kb8042->w_qp));  in kb8042_attach()
451 			qenable(WR(kb8042->w_qp));  in kb8042_attach()
453 		cv_broadcast(&kb8042->suspend_cv);  in kb8042_attach()
454 		mutex_exit(&kb8042->w_hw_mutex);  in kb8042_attach()
467 	kb8042->debugger.mod1 = 58;	/* Left Ctrl */  in kb8042_attach()
468 	kb8042->debugger.mod2 = 60;	/* Left Alt */  in kb8042_attach()
469 	kb8042->debugger.trigger = 33;	/* D */  in kb8042_attach()
470 	kb8042->debugger.mod1_down = B_FALSE;  in kb8042_attach()
471 	kb8042->debugger.mod2_down = B_FALSE;  in kb8042_attach()
472 	kb8042->debugger.enabled = B_FALSE;  in kb8042_attach()
475 	kb8042->init_state = KB8042_UNINITIALIZED;  in kb8042_attach()
477 	kb8042->polled_synthetic_release_pending = B_FALSE;  in kb8042_attach()
484 	kb8042->init_state |= KB8042_MINOR_NODE_CREATED;  in kb8042_attach()
486 	rc = ddi_regs_map_setup(devi, 0, (caddr_t *)&kb8042->addr,  in kb8042_attach()
487 	    (offset_t)0, (offset_t)0, &attr, &kb8042->handle);  in kb8042_attach()
495 	kb8042->init_state |= KB8042_REGS_MAPPED;  in kb8042_attach()
497 	if (ddi_get_iblock_cookie(devi, 0, &kb8042->w_iblock) !=  in kb8042_attach()
503 	mutex_init(&kb8042->w_hw_mutex, NULL, MUTEX_DRIVER, kb8042->w_iblock);  in kb8042_attach()
504 	cv_init(&kb8042->ops_cv, NULL, CV_DRIVER, NULL);  in kb8042_attach()
505 	cv_init(&kb8042->suspend_cv, NULL, CV_DRIVER, NULL);  in kb8042_attach()
506 	cv_init(&kb8042->cmd_cv, NULL, CV_DRIVER, NULL);  in kb8042_attach()
507 	kb8042->init_state |= KB8042_HW_MUTEX_INITTED;  in kb8042_attach()
509 	kb8042_init(kb8042, B_FALSE);  in kb8042_attach()
513 	scanset = kb8042_read_scanset(kb8042);  in kb8042_attach()
538 	if (KeyboardConvertScan_init(kb8042, scanset) != DDI_SUCCESS) {  in kb8042_attach()
549 	    &kb8042->w_iblock, (ddi_idevice_cookie_t *)NULL,  in kb8042_attach()
550 	    kb8042_intr, (caddr_t)kb8042) != DDI_SUCCESS) {  in kb8042_attach()
555 	kb8042->init_state |= KB8042_INTR_ADDED;  in kb8042_attach()
567 	kb8042_cleanup(kb8042);  in kb8042_attach()
574 	struct kb8042 *kb8042 = &Kdws;  in kb8042_detach()  local
578 		mutex_enter(&kb8042->w_hw_mutex);  in kb8042_detach()
579 		ASSERT(kb8042->ops >= 0);  in kb8042_detach()
580 		while (kb8042->ops > 0)  in kb8042_detach()
581 			cv_wait(&kb8042->ops_cv, &kb8042->w_hw_mutex);  in kb8042_detach()
582 		kb8042->suspended = B_TRUE;  in kb8042_detach()
583 		mutex_exit(&kb8042->w_hw_mutex);  in kb8042_detach()
588 		if (kb8042->w_qp != NULL)  in kb8042_detach()
593 		kb8042_cleanup(kb8042);  in kb8042_detach()
636 kb8042_cleanup(struct kb8042 *kb8042)  in kb8042_cleanup()  argument
640 	if (kb8042->init_state & KB8042_INTR_ADDED)  in kb8042_cleanup()
641 		ddi_remove_intr(kb8042_dip, 0, kb8042->w_iblock);  in kb8042_cleanup()
643 	if (kb8042->init_state & KB8042_HW_MUTEX_INITTED) {  in kb8042_cleanup()
644 		cv_destroy(&kb8042->cmd_cv);  in kb8042_cleanup()
645 		cv_destroy(&kb8042->suspend_cv);  in kb8042_cleanup()
646 		cv_destroy(&kb8042->ops_cv);  in kb8042_cleanup()
647 		mutex_destroy(&kb8042->w_hw_mutex);  in kb8042_cleanup()
650 	if (kb8042->init_state & KB8042_REGS_MAPPED)  in kb8042_cleanup()
651 		ddi_regs_map_free(&kb8042->handle);  in kb8042_cleanup()
653 	if (kb8042->init_state & KB8042_MINOR_NODE_CREATED)  in kb8042_cleanup()
656 	kb8042->init_state = KB8042_UNINITIALIZED;  in kb8042_cleanup()
661 kb8042_init(struct kb8042 *kb8042, boolean_t from_resume)  in kb8042_init()  argument
663 	if (kb8042->w_init)  in kb8042_init()
667 		kb8042->w_kblayout = 0;	/* Default to US */  in kb8042_init()
668 		kb8042->w_qp = (queue_t *)NULL;  in kb8042_init()
669 		kb8042->simulated_kbd_type = KB_PC;  in kb8042_init()
670 		kb8042->leds.commanded = -1;	/* Unknown initial state */  in kb8042_init()
671 		kb8042->leds.desired = -1;	/* Unknown initial state */  in kb8042_init()
674 	kb8042_wait_poweron(kb8042);  in kb8042_init()
676 	kb8042->kb_old_key_pos = 0;  in kb8042_init()
683 	(void) ddi_get8(kb8042->handle, kb8042->addr + I8042_LOCK);  in kb8042_init()
685 	kb8042_send_to_keyboard(kb8042, KB_ENABLE, B_TRUE);  in kb8042_init()
686 	(void) ddi_get8(kb8042->handle, kb8042->addr + I8042_UNLOCK);  in kb8042_init()
688 	kb8042->w_init++;  in kb8042_init()
697 	struct kb8042	*kb8042;  in kb8042_open()  local
702 	kb8042 = &Kdws;  in kb8042_open()
704 	mutex_enter(&kb8042->w_hw_mutex);  in kb8042_open()
706 		kb8042->w_dev = *devp;  in kb8042_open()
707 		mutex_exit(&kb8042->w_hw_mutex);  in kb8042_open()
712 		mutex_exit(&kb8042->w_hw_mutex);  in kb8042_open()
716 	while (kb8042->suspended) {  in kb8042_open()
717 		if (cv_wait_sig(&kb8042->suspend_cv, &kb8042->w_hw_mutex) ==  in kb8042_open()
719 			mutex_exit(&kb8042->w_hw_mutex);  in kb8042_open()
724 	kb8042->w_dev = *devp;  in kb8042_open()
725 	qp->q_ptr = (caddr_t)kb8042;  in kb8042_open()
727 	if (!kb8042->w_qp)  in kb8042_open()
728 		kb8042->w_qp = qp;  in kb8042_open()
730 	ASSERT(kb8042->ops >= 0);  in kb8042_open()
731 	kb8042->ops++;  in kb8042_open()
732 	mutex_exit(&kb8042->w_hw_mutex);  in kb8042_open()
734 	kb8042_get_initial_leds(kb8042, &initial_leds, &initial_led_mask);  in kb8042_open()
736 	    (struct kbtrans_hardware *)kb8042, &kb8042_callbacks,  in kb8042_open()
737 	    &kb8042->hw_kbtrans,  in kb8042_open()
742 	kbtrans_streams_set_keyboard(kb8042->hw_kbtrans, KB_PC, &keyindex_pc);  in kb8042_open()
744 	kb8042->polledio.cons_polledio_version = CONSPOLLEDIO_V1;  in kb8042_open()
745 	kb8042->polledio.cons_polledio_argument =  in kb8042_open()
746 	    (cons_polledio_arg_t)kb8042;  in kb8042_open()
747 	kb8042->polledio.cons_polledio_putchar = NULL;  in kb8042_open()
748 	kb8042->polledio.cons_polledio_getchar =  in kb8042_open()
750 	kb8042->polledio.cons_polledio_ischar =  in kb8042_open()
752 	kb8042->polledio.cons_polledio_enter = NULL;  in kb8042_open()
753 	kb8042->polledio.cons_polledio_exit = NULL;  in kb8042_open()
754 	kb8042->polledio.cons_polledio_setled =  in kb8042_open()
756 	kb8042->polledio.cons_polledio_keycheck =  in kb8042_open()
762 	kbtrans_streams_enable(kb8042->hw_kbtrans);  in kb8042_open()
765 	mutex_enter(&kb8042->w_hw_mutex);  in kb8042_open()
766 	ASSERT(kb8042->ops > 0);  in kb8042_open()
767 	kb8042->ops--;  in kb8042_open()
768 	if (kb8042->ops == 0)  in kb8042_open()
769 		cv_broadcast(&kb8042->ops_cv);  in kb8042_open()
770 	mutex_exit(&kb8042->w_hw_mutex);  in kb8042_open()
779 	struct kb8042	*kb8042;  in kb8042_close()  local
784 	kb8042 = (struct kb8042 *)qp->q_ptr;  in kb8042_close()
786 	mutex_enter(&kb8042->w_hw_mutex);  in kb8042_close()
787 	while (kb8042->suspended) {  in kb8042_close()
788 		if (cv_wait_sig(&kb8042->suspend_cv, &kb8042->w_hw_mutex) ==  in kb8042_close()
790 			mutex_exit(&kb8042->w_hw_mutex);  in kb8042_close()
795 	ASSERT(kb8042->ops >= 0);  in kb8042_close()
796 	kb8042->ops++;  in kb8042_close()
797 	mutex_exit(&kb8042->w_hw_mutex);  in kb8042_close()
799 	(void) kbtrans_streams_fini(kb8042->hw_kbtrans);  in kb8042_close()
801 	kb8042->w_qp = (queue_t *)NULL;  in kb8042_close()
804 	mutex_enter(&kb8042->w_hw_mutex);  in kb8042_close()
805 	ASSERT(kb8042->ops > 0);  in kb8042_close()
806 	kb8042->ops--;  in kb8042_close()
807 	if (kb8042->ops == 0)  in kb8042_close()
808 		cv_broadcast(&kb8042->ops_cv);  in kb8042_close()
809 	mutex_exit(&kb8042->w_hw_mutex);  in kb8042_close()
818 	struct kb8042 *kb8042;  in kb8042_rsrv()  local
822 			kb8042 = (struct kb8042 *)qp->q_ptr;  in kb8042_rsrv()
823 			kb8042_received_byte(kb8042, *mp->b_rptr);  in kb8042_rsrv()
833 	struct kb8042 *kb8042;  local
838 	kb8042 = (struct kb8042 *)qp->q_ptr;
840 	mutex_enter(&kb8042->w_hw_mutex);
841 	suspended = kb8042->suspended;
842 	ASSERT(kb8042->ops >= 0);
844 		kb8042->ops++;
845 	mutex_exit(&kb8042->w_hw_mutex);
857 		switch (kbtrans_streams_message(kb8042->hw_kbtrans, mp)) {
865 			kb8042_ioctlmsg(kb8042, qp, mp);
891 	mutex_enter(&kb8042->w_hw_mutex);
893 		ASSERT(kb8042->ops > 0);
894 		kb8042->ops--;
895 		if (kb8042->ops == 0)
896 			cv_broadcast(&kb8042->ops_cv);
898 	mutex_exit(&kb8042->w_hw_mutex);
904 kb8042_ioctlmsg(struct kb8042 *kb8042, queue_t *qp, mblk_t *mp)  argument
930 		    &kb8042->polledio;
946 		kb8042->debugger.enabled = *(intptr_t *)mp->b_cont->b_rptr;
964 		kb8042->simulated_kbd_type = tmp;
969 		if (kb8042->w_kblayout == -1) {
979 		if (kb8042->simulated_kbd_type == KB_USB)
982 			*(int *)datap->b_wptr = kb8042->w_kblayout;
1000 		kb8042->w_kblayout = *(intptr_t *)mp->b_cont->b_rptr;
1011 		kb8042_type4_cmd(kb8042, *(int *)mp->b_cont->b_rptr);
1056 	struct kb8042	*kb8042,  argument
1064 	if (!kb8042->w_init)	/* can't do anything anyway */
1067 	legit = KeyboardConvertScan(kb8042, scancode, &key_pos, &state,
1079 	if (key_pos == kb8042->debugger.mod1) {
1080 		kb8042->debugger.mod1_down = (state == KEY_PRESSED);
1082 	if (key_pos == kb8042->debugger.mod2) {
1083 		kb8042->debugger.mod2_down = (state == KEY_PRESSED);
1085 	if (kb8042->debugger.enabled &&
1086 	    key_pos == kb8042->debugger.trigger &&
1087 	    kb8042->debugger.mod1_down &&
1088 	    kb8042->debugger.mod2_down) {
1092 		kb8042->debugger.mod1_down = B_FALSE;
1093 		kb8042->debugger.mod2_down = B_FALSE;
1104 	if (kb8042->w_qp == NULL) {
1114 	if (kb8042_autorepeat_detect(kb8042, key_pos, state)) {
1119 	kb8042_process_key(kb8042, key_pos, state);
1127 		(void) kb8042_autorepeat_detect(kb8042, key_pos, KEY_RELEASED);
1128 		kb8042_process_key(kb8042, key_pos, state);
1134 kb8042_process_key(struct kb8042 *kb8042, kbtrans_key_t key_pos,  argument
1140 	if (kb8042->simulated_kbd_type == KB_PC) {
1141 		kbtrans_streams_key(kb8042->hw_kbtrans, key_pos, state);
1142 	} else if (kb8042->simulated_kbd_type == KB_USB) {
1145 			kbtrans_streams_key(kb8042->hw_kbtrans, key, state);
1158 	struct kb8042 *kb8042 = (struct kb8042 *)arg;  local
1162 	if (kb8042->init_state == KB8042_UNINITIALIZED)
1168 	while (ddi_get8(kb8042->handle, kb8042->addr + I8042_INT_INPUT_AVAIL)
1174 		scancode = ddi_get8(kb8042->handle,
1175 		    kb8042->addr + I8042_INT_INPUT_DATA);
1183 			mutex_enter(&kb8042->w_hw_mutex);
1184 			kb8042->acked = 1;
1185 			cv_signal(&kb8042->cmd_cv);
1186 			mutex_exit(&kb8042->w_hw_mutex);
1189 			mutex_enter(&kb8042->w_hw_mutex);
1190 			kb8042->need_retry = 1;
1191 			cv_signal(&kb8042->cmd_cv);
1192 			mutex_exit(&kb8042->w_hw_mutex);
1201 		if (putq(RD(kb8042->w_qp), mp) == 0)
1232 	struct kb8042 *kb8042 = (struct kb8042 *)hw;  local
1237 	if (kb8042->polled_synthetic_release_pending) {
1238 		*key = kb8042->polled_synthetic_release_key;
1240 		kb8042->polled_synthetic_release_pending = B_FALSE;
1241 		(void) kb8042_autorepeat_detect(kb8042, *key, *state);
1246 		if (ddi_get8(kb8042->handle,
1247 		    kb8042->addr + I8042_POLL_INPUT_AVAIL) == 0) {
1251 		scancode = ddi_get8(kb8042->handle,
1252 		    kb8042->addr + I8042_POLL_INPUT_DATA);
1254 		legit = KeyboardConvertScan(kb8042, scancode, key, state,
1265 		(void) kb8042_autorepeat_detect(kb8042, *key, *state);
1275 			kb8042->polled_synthetic_release_pending = B_TRUE;
1276 			kb8042->polled_synthetic_release_key = *key;
1279 		if (kb8042->simulated_kbd_type == KB_USB) {
1287 kb8042_setled(struct kb8042 *kb8042, int led_state, boolean_t polled)  argument
1289 	kb8042->leds.desired = led_state;
1292 		mutex_enter(&kb8042->w_hw_mutex);
1294 	if (kb8042->leds.desired != kb8042->leds.commanded) {
1295 		kb8042_send_to_keyboard(kb8042, KB_SET_LED, polled);
1299 		mutex_exit(&kb8042->w_hw_mutex);
1305 	struct kb8042 *kb8042 = (struct kb8042 *)hw;  local
1306 	kb8042_setled(kb8042, led_state, B_TRUE);
1312 	struct kb8042 *kb8042 = (struct kb8042 *)hw;  local
1313 	kb8042_setled(kb8042, led_state, B_FALSE);
1318 kb8042_send_and_wait(struct kb8042 *kb8042, uint8_t u8, boolean_t polled)  argument
1320 	uint8_t *outp = kb8042->addr +
1322 	uint8_t *inavp = kb8042->addr +
1324 	uint8_t *inp = kb8042->addr +
1333 		kb8042->acked = 0;
1334 		kb8042->need_retry = 0;
1338 		ddi_put8(kb8042->handle, outp, u8);
1340 		while (!kb8042->acked && !kb8042->need_retry && !timedout) {
1343 				if (ddi_get8(kb8042->handle, inavp)) {
1344 					b = ddi_get8(kb8042->handle, inp);
1347 						kb8042->acked = 1;
1350 						kb8042->need_retry = 1;
1370 				if (!kb8042->acked) {
1386 				if (cv_timedwait(&kb8042->cmd_cv,
1387 				    &kb8042->w_hw_mutex, expire) == -1 &&
1388 				    !kb8042->acked && !kb8042->need_retry) {
1394 	} while ((kb8042->need_retry || timedout) &&
1397 	return (kb8042->acked);
1405 kb8042_send_to_keyboard(struct kb8042 *kb8042, int byte, boolean_t polled)  argument
1418 			(void) ddi_get8(kb8042->handle, kb8042->addr +
1422 		if (kb8042_send_and_wait(kb8042, KB_SET_LED, polled)) {
1427 			(void) kb8042_send_and_wait(kb8042,
1428 			    kb8042_xlate_leds(kb8042->leds.desired), polled);
1432 			(void) ddi_get8(kb8042->handle, kb8042->addr +
1435 		kb8042->leds.commanded = kb8042->leds.desired;
1440 			(void) ddi_get8(kb8042->handle, kb8042->addr +
1444 		(void) kb8042_send_and_wait(kb8042, KB_ENABLE, polled);
1447 			(void) ddi_get8(kb8042->handle, kb8042->addr +
1454 			ddi_put8(kb8042->handle,
1455 			    kb8042->addr + I8042_POLL_OUTPUT_DATA, byte);
1457 			ddi_put8(kb8042->handle,
1458 			    kb8042->addr + I8042_INT_OUTPUT_DATA, byte);
1473 kb8042_wait_poweron(struct kb8042 *kb8042)  argument
1480 		ready = ddi_get8(kb8042->handle,
1481 		    kb8042->addr + I8042_INT_INPUT_AVAIL);
1493 		(void) ddi_get8(kb8042->handle,
1494 		    kb8042->addr + I8042_INT_INPUT_DATA);
1518     struct kb8042 *kb8042,  argument
1544     struct kb8042 *kb8042,  argument
1549 		if (kb8042->kb_old_key_pos == key_pos)
1550 			kb8042->kb_old_key_pos = 0;
1552 		if (kb8042->kb_old_key_pos == key_pos) {
1555 		kb8042->kb_old_key_pos = key_pos;
1562 kb8042_type4_cmd(struct kb8042 *kb8042, int cmd)  argument
1581 	struct kb8042	*kb8042;  local
1583 	kb8042 = (struct kb8042 *)arg;
1585 	return (kbtrans_getchar(kb8042->hw_kbtrans));
1594 	struct kb8042	*kb8042;  local
1596 	kb8042 = (struct kb8042 *)arg;
1598 	return (kbtrans_ischar(kb8042->hw_kbtrans));