124 			"open /dev/kstat\n"), pgmname);  in main()
140 			(void) print_dev(argc, argv[argc-1]);  in main()
242 	int		inst_num = -1;  in print_evt()
253 	 * use a default value of -1 for the kstat_lookup which causes  in print_evt()
290 	cnt_data = (kstat_named_t *)cnt_ksp->ks_data;  in print_evt()
298 	if (cnt_ksp->ks_ndata <= 1) {  in print_evt()
304 	for (i = 1; i < cnt_ksp->ks_ndata; i++) {  in print_evt()
309 				"pic kstat data structure for %s\n"),  in print_evt()
310 				    pgmname, cnt_ksp->ks_module);  in print_evt()
317 				"pic kstat.\n"), pgmname);  in print_evt()
322 		pic_data = (kstat_named_t *)pic_ksp->ks_data;  in print_evt()
324 		(void) printf(gettext("pic%-8d\n"), i-1);  in print_evt()
326 		for (j = 0; j < pic_ksp->ks_ndata-1; j++) {  in print_evt()
327 			(void) printf("%-30s\n", pic_data[j].name);  in print_evt()
347 	if ((argc > 2) || (strcmp(str, "-l") != 0)) {  in print_dev()
349 			"permitted with -l option.\n"),  in print_dev()
359 	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {  in print_dev()
360 		if ((strcmp(ksp->ks_class, "bus") == 0) &&  in print_dev()
361 			(strcmp(ksp->ks_name, "counters") == 0)) {  in print_dev()
367 					(void) printf("%s%d ", ksp->ks_module,  in print_dev()
368 						ksp->ks_instance);  in print_dev()
400 					"event names or pic values not "  in parse_cmd()
401 					"permitted with -r option.\n"),  in parse_cmd()
407 			 * Now dealing with pic values.  in parse_cmd()
471 		curr_inst_num = -1;  in parse_dev_inst()
497  * instances call, but *not* vice-versa.
522 		(void) fprintf(stderr, gettext("%s: no pic number "  in parse_pic_evt()
527 	if (strncmp(value, "pic", PIC_STR_LEN) != 0) {  in parse_pic_evt()
528 		(void) fprintf(stderr, gettext("%s: missing pic "  in parse_pic_evt()
534 	 * Step over the 'pic' part of the string to  in parse_pic_evt()
535 	 * get the pic number.  in parse_pic_evt()
540 	if ((pic_num == -1) || (pic_num > max_pic_num -1)) {  in parse_pic_evt()
541 		(void) fprintf(stderr, gettext("%s: invalid pic "  in parse_pic_evt()
564 		if (dev_node->r_w == EVT_READ) {  in parse_pic_evt()
566 			dev_node->r_w = EVT_WRITE;  in parse_pic_evt()
567 			dev_node->state = STATE_INST;  in parse_pic_evt()
569 		} else if ((dev_node->r_w == EVT_WRITE) &&  in parse_pic_evt()
570 			(dev_node->state == STATE_ALL)) {  in parse_pic_evt()
574 			dev_node->state = STATE_INST;  in parse_pic_evt()
576 		} else if ((dev_node->r_w == EVT_WRITE) &&  in parse_pic_evt()
577 			(dev_node->state == STATE_INST)) {  in parse_pic_evt()
591 		if ((strcmp(dev_node->name, curr_dev_name) == 0) &&  in parse_pic_evt()
592 			(dev_node->pic_num == pic_num)) {  in parse_pic_evt()
594 			if (dev_node->r_w == EVT_READ) {  in parse_pic_evt()
598 				dev_node->r_w = EVT_WRITE;  in parse_pic_evt()
599 				dev_node->state = STATE_ALL;  in parse_pic_evt()
601 			} else if ((dev_node->r_w == EVT_WRITE) &&  in parse_pic_evt()
602 				(dev_node->state == STATE_ALL)) {  in parse_pic_evt()
609 		dev_node = dev_node->next;  in parse_pic_evt()
642 	cnt_data = (kstat_named_t *)cnt_ksp->ks_data;  in add_dev_node()
644 	if (cnt_ksp->ks_ndata <= 1) {  in add_dev_node()
654 	if (cnt_ksp->ks_ndata-1 > max_pic_num)  in add_dev_node()
655 		max_pic_num = cnt_ksp->ks_ndata-1;  in add_dev_node()
657 	/* for each pic... */  in add_dev_node()
658 	for (pic_num = 0; pic_num < cnt_ksp->ks_ndata-1; pic_num++) {  in add_dev_node()
667 		(void) strcpy(new_dev_node->name, dev_name);  in add_dev_node()
668 		new_dev_node->dev_inst = inst_num;  in add_dev_node()
669 		new_dev_node->pic_num = pic_num;  in add_dev_node()
671 		new_dev_node->cnt_ksp = cnt_ksp;  in add_dev_node()
677 				"pic kstat structure for %s.\n"),  in add_dev_node()
678 				    pgmname, cnt_ksp->ks_module);  in add_dev_node()
682 		new_dev_node->pic_ksp = pic_ksp;  in add_dev_node()
686 		new_dev_node->state = STATE_INIT;  in add_dev_node()
687 		new_dev_node->r_w = EVT_READ;  in add_dev_node()
694 			dev_list_tail->next = new_dev_node;  in add_dev_node()
710 	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {  in add_all_dev_node()
711 		if ((strcmp(ksp->ks_class, "bus") == 0) &&  in add_all_dev_node()
712 			(strcmp(ksp->ks_name, "counters") == 0) &&  in add_all_dev_node()
713 			(strcmp(ksp->ks_module, dev_name) == 0)) {  in add_all_dev_node()
715 				add_dev_node(dev_name, ksp->ks_instance);  in add_all_dev_node()
740 	(void) strcpy(new_evt_node->evt_name, "");  in add_evt_node()
742 	if (dev_node->evt_node == NULL) {  in add_evt_node()
743 		dev_node->evt_node = new_evt_node;  in add_evt_node()
744 		new_evt_node->next = new_evt_node;  in add_evt_node()
747 		curr_evt_node = dev_node->evt_node;  in add_evt_node()
748 		while (curr_evt_node->next != dev_node->evt_node)  in add_evt_node()
749 			curr_evt_node = curr_evt_node->next;  in add_evt_node()
751 		curr_evt_node->next = new_evt_node;  in add_evt_node()
752 		new_evt_node->next = dev_node->evt_node;  in add_evt_node()
770 	evt_node = dev_node->evt_node;  in modify_evt_node()
775 	if (evt_node->next != evt_node) {  in modify_evt_node()
776 		while (evt_node->next != dev_node->evt_node) {  in modify_evt_node()
777 			evt_node = evt_node->next;  in modify_evt_node()
781 	evt_node->prev_count = 0;  in modify_evt_node()
782 	evt_node->total = 0;  in modify_evt_node()
784 	pic_ksp = dev_node->pic_ksp;  in modify_evt_node()
788 			"pic kstat.\n"), pgmname);  in modify_evt_node()
792 	pic_data = (kstat_named_t *)dev_node->pic_ksp->ks_data;  in modify_evt_node()
801 		(void) strcpy(evt_node->evt_name, evt_name);  in modify_evt_node()
803 		for (i = 0; i < dev_node->pic_ksp->ks_ndata; i++) {  in modify_evt_node()
805 				evt_node->evt_pcr_mask = pic_data[i].value.ui64;  in modify_evt_node()
820 		for (i = 0; i < dev_node->pic_ksp->ks_ndata; i++) {  in modify_evt_node()
822 				(void) strcpy(evt_node->evt_name,  in modify_evt_node()
830 			(void) sprintf(evt_node->evt_name, "%llx", evt_num);  in modify_evt_node()
832 		evt_node->evt_pcr_mask = evt_num;  in modify_evt_node()
850 	if (dev_node->evt_node->next == dev_node->evt_node) {  in prune_evt_nodes()
854 	curr_evt_node = dev_node->evt_node->next;  in prune_evt_nodes()
855 	dev_node->evt_node->next = dev_node->evt_node;  in prune_evt_nodes()
857 	while (curr_evt_node != dev_node->evt_node) {  in prune_evt_nodes()
858 		next_evt_node = curr_evt_node->next;  in prune_evt_nodes()
866  * Set the events for each pic on each device instance.
876 		if (dev_node->r_w == EVT_WRITE)  in setup_evts()
879 		dev_node = dev_node->next;  in setup_evts()
900 	cnt_ksp = dev_node->cnt_ksp;  in set_evt()
901 	pic_ksp = dev_node->pic_ksp;  in set_evt()
902 	pic_num = dev_node->pic_num;  in set_evt()
903 	evt_node = dev_node->evt_node;  in set_evt()
912 	cnt_data = (kstat_named_t *)cnt_ksp->ks_data;  in set_evt()
920 	pic_data = (kstat_named_t *)pic_ksp->ks_data;  in set_evt()
921 	clear_pcr_mask = pic_data[pic_ksp->ks_ndata-1].value.ui64;  in set_evt()
923 	if ((pic_num < 0) || (pic_num > cnt_ksp->ks_ndata-1)) {  in set_evt()
925 			gettext("%s: invalid pic #%d.\n"),  in set_evt()
931 	 * Store the previous value that is on the pic  in set_evt()
935 	evt_node->prev_count = cnt_data[pic_num+1].value.ui64;  in set_evt()
945 	 * pic we are setting events on. Also clear the pcr value  in set_evt()
954 	pcr = pcr | evt_node->evt_pcr_mask;  in set_evt()
995 				dev_node->name, dev_node->dev_inst);  in read_evts()
996 			(void) printf("%-7s", tmp_str);  in read_evts()
999 		cnt_ksp = (kstat_t *)dev_node->cnt_ksp;  in read_evts()
1003 				"(pic %d) no longer valid.\n"),  in read_evts()
1004 				    pgmname, dev_node->name,  in read_evts()
1005 				    dev_node->dev_inst,  in read_evts()
1006 				    dev_node->pic_num);  in read_evts()
1012 		cnt_data = (kstat_named_t *)cnt_ksp->ks_data;  in read_evts()
1014 		if (dev_node->r_w == EVT_READ) {  in read_evts()
1015 			read_r_evt_node(dev_node, dev_node->pic_num, cnt_data);  in read_evts()
1018 			read_w_evt_node(dev_node, dev_node->pic_num, cnt_data);  in read_evts()
1029 		 * per-pic then we are multiplexing.  in read_evts()
1031 		if ((dev_node->evt_node->next != dev_node->evt_node) &&  in read_evts()
1033 				dev_node->evt_node = dev_node->evt_node->next;  in read_evts()
1036 		dev_node = dev_node->next;  in read_evts()
1058 	evt_node = dev_node->evt_node;  in read_r_evt_node()
1060 	pic_ksp = (kstat_t *)dev_node->pic_ksp;  in read_r_evt_node()
1064 			"(pic %d) no longer valid.\n"), pgmname,  in read_r_evt_node()
1065 			    dev_node->name, dev_node->dev_inst,  in read_r_evt_node()
1066 			    dev_node->pic_num);  in read_r_evt_node()
1071 	pic_data = (kstat_named_t *)pic_ksp->ks_data;  in read_r_evt_node()
1072 	clear_pcr_mask = pic_data[pic_ksp->ks_ndata-1].value.ui64;  in read_r_evt_node()
1076 	 * of the PCR relating to the pic we are interested by  in read_r_evt_node()
1077 	 * AND'ing the inverse of the clear mask for this pic.  in read_r_evt_node()
1094 	 * changed from its previous value, so we need to re-read  in read_r_evt_node()
1097 	if ((strcmp(evt_node->evt_name, "") == 0) ||  in read_r_evt_node()
1098 		(pcr_read != evt_node->evt_pcr_mask)) {  in read_r_evt_node()
1100 		for (i = 0; i < pic_ksp->ks_ndata-1; i++) {  in read_r_evt_node()
1111 			(void) strcpy(evt_node->evt_name, pic_data[i].name);  in read_r_evt_node()
1112 			evt_node->evt_pcr_mask = pcr_read;  in read_r_evt_node()
1113 			evt_node->total = 0;  in read_r_evt_node()
1114 			evt_node->prev_count =  in read_r_evt_node()
1118 				(void) printf("%s\t%-8d\t",  in read_r_evt_node()
1119 					evt_node->evt_name, 0);  in read_r_evt_node()
1124 			(void) sprintf(evt_node->evt_name, "0x%llx", pcr_read);  in read_r_evt_node()
1125 			evt_node->evt_pcr_mask = pcr_read;  in read_r_evt_node()
1126 			evt_node->total = 0;  in read_r_evt_node()
1127 			evt_node->prev_count =  in read_r_evt_node()
1131 				(void) printf("%s\t%-8d\t",  in read_r_evt_node()
1132 					evt_node->evt_name, 0);  in read_r_evt_node()
1139 		if (cnt_data[pic_num+1].value.ui64 < evt_node->prev_count) {  in read_r_evt_node()
1141 			delta_count = (UINT32_MAX-evt_node->prev_count) +  in read_r_evt_node()
1146 						- evt_node->prev_count;  in read_r_evt_node()
1154 		evt_node->prev_count = cnt_data[pic_num+1].value.ui64;  in read_r_evt_node()
1157 		evt_node->total += delta_count;  in read_r_evt_node()
1160 			(void) printf("%-20s %-9lld   ",  in read_r_evt_node()
1161 				evt_node->evt_name, delta_count);  in read_r_evt_node()
1164 			(void) printf("%-20s %-9lld   ",  in read_r_evt_node()
1165 				evt_node->evt_name, evt_node->total);  in read_r_evt_node()
1184 	evt_node = dev_node->evt_node;  in read_w_evt_node()
1186 	pic_ksp = (kstat_t *)dev_node->pic_ksp;  in read_w_evt_node()
1190 			"%s%d\n"), pgmname, dev_node->name,  in read_w_evt_node()
1191 			    dev_node->dev_inst);  in read_w_evt_node()
1196 	pic_data = (kstat_named_t *)pic_ksp->ks_data;  in read_w_evt_node()
1197 	clear_pcr_mask = pic_data[pic_ksp->ks_ndata-1].value.ui64;  in read_w_evt_node()
1201 	 * of the PCR relating to the pic we are interested by  in read_w_evt_node()
1202 	 * AND'ing the inverse of the clear mask for this pic.  in read_w_evt_node()
1219 	if (pcr_read != evt_node->evt_pcr_mask) {  in read_w_evt_node()
1230 	if (cnt_data[pic_num+1].value.ui64 < evt_node->prev_count) {  in read_w_evt_node()
1232 		delta_count = (UINT32_MAX-evt_node->prev_count) +  in read_w_evt_node()
1237 			- evt_node->prev_count;  in read_w_evt_node()
1240 	evt_node->prev_count = cnt_data[pic_num+1].value.ui64;  in read_w_evt_node()
1243 		evt_node->total = 0;  in read_w_evt_node()
1247 		evt_node->total += delta_count;  in read_w_evt_node()
1250 			(void) printf("%-20s %-9lld   ",  in read_w_evt_node()
1251 				evt_node->evt_name, delta_count);  in read_w_evt_node()
1253 			(void) printf("%-20s %-9lld   ",  in read_w_evt_node()
1254 				evt_node->evt_name, evt_node->total);  in read_w_evt_node()
1295 		for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {  in check_dr_ops()
1296 			if ((strcmp("bus", ksp->ks_class) == 0) &&  in check_dr_ops()
1297 				(strcmp("counters", ksp->ks_name) == 0) &&  in check_dr_ops()
1298 				(strcmp(dev_node->name, ksp->ks_module) == 0) &&  in check_dr_ops()
1299 				(ksp->ks_instance == dev_node->dev_inst)) {  in check_dr_ops()
1306 				" (pic %d) no longer valid.\n"), pgmname,  in check_dr_ops()
1307 				    dev_node->name, dev_node->dev_inst,  in check_dr_ops()
1308 				    dev_node->pic_num);  in check_dr_ops()
1312 		dev_node = dev_node->next;  in check_dr_ops()
1333 		dev_list_head = dev_node->next;  in remove_dev_node()
1343 		start_pos = dev_node->evt_node;  in remove_dev_node()
1344 		curr_evt_node = start_pos->next;  in remove_dev_node()
1347 			next_evt_node = curr_evt_node->next;  in remove_dev_node()
1360 	curr_node = prev_node->next;  in remove_dev_node()
1364 			prev_node->next = curr_node->next;  in remove_dev_node()
1367 			start_pos = dev_node->evt_node;  in remove_dev_node()
1368 			curr_evt_node = start_pos->next;  in remove_dev_node()
1371 				next_evt_node = curr_evt_node->next;  in remove_dev_node()
1382 		curr_node = curr_node->next;  in remove_dev_node()
1399 		if ((strcmp(curr_node->name, name) == 0) &&  in find_dev_node()
1400 			(curr_node->dev_inst == inst_num) &&  in find_dev_node()
1401 			(curr_node->pic_num == pic_num)) {  in find_dev_node()
1405 		curr_node = curr_node->next;  in find_dev_node()
1439 find_pic_kstat(char *dev_name, int inst_num, char *pic)  in find_pic_kstat()  argument
1445 	if ((p_ksp = kstat_lookup(kc, dev_name, inst_num, pic)) == NULL) {  in find_pic_kstat()
1447 		for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {  in find_pic_kstat()
1448 			if ((strcmp(ksp->ks_class, "bus") == 0) &&  in find_pic_kstat()
1449 				(strcmp(ksp->ks_name, pic) == 0) &&  in find_pic_kstat()
1450 				(strcmp(ksp->ks_module, dev_name) == 0)) {  in find_pic_kstat()
1462  * Can be turned off by -n option.
1473 			"pic%d        ", i, i);  in print_banner()
1500 	elapsed = (new_time - curr_time)/NANO;  in print_timestamp()
1503 	rem = (new_time - curr_time)%NANO;  in print_timestamp()
1509 	(void) printf("%-4llu ", total_elapsed);  in print_timestamp()
1518 	(void) printf(gettext("Usage : busstat [-a] [-h] [-l] [-n]\n"  in usage()
1519 		"                [-e device-inst]\n"  in usage()
1520 		"                [-w device-inst "  in usage()
1522 		"                [-r device-inst]\n"  in usage()