43 #include <sys/open.h>
114 	ac_open,			/* open */
155 static kmutex_t ac_attachcnt_mutex;	/* ac_attachcnt lock - attach/detach */
264 	softsp->dip = devi;  in ac_attach()
267 	softsp->pdip = ddi_get_parent(softsp->dip);  in ac_attach()
268 	if ((softsp->board = (int)ddi_getprop(DDI_DEV_T_ANY, softsp->pdip,  in ac_attach()
269 	    DDI_PROP_DONTPASS, OBP_BOARDNUM, -1)) == -1) {  in ac_attach()
279 	if (ddi_map_regs(softsp->dip, 0, (caddr_t *)&softsp->ac_base, 0, 0)) {  in ac_attach()
285 	softsp->ac_id = (uint32_t *)softsp->ac_base;  in ac_attach()
286 	softsp->ac_memctl = (uint64_t *)((char *)softsp->ac_base +  in ac_attach()
288 	softsp->ac_memdecode0 = (uint64_t *)((char *)softsp->ac_base +  in ac_attach()
290 	softsp->ac_memdecode1 = (uint64_t *)((char *)softsp->ac_base +  in ac_attach()
292 	softsp->ac_counter = (uint64_t *)((char *)softsp->ac_base +  in ac_attach()
294 	softsp->ac_mccr = (uint32_t *)((char *)softsp->ac_base +  in ac_attach()
299 	    "pm-hardware-state", "no-suspend-resume");  in ac_attach()
302 	list = fhc_bdlist_lock(softsp->board);  in ac_attach()
306 		    instance, softsp->board);  in ac_attach()
310 	list->sc.ac_compid = *softsp->ac_id;  in ac_attach()
312 	list->ac_softsp = softsp;  in ac_attach()
314 	if (list->sc.type == CPU_BOARD || list->sc.type == MEM_BOARD) {  in ac_attach()
332 		fhc_del_memloc(softsp->board);  in ac_attach()
375 		list = fhc_bdlist_lock(softsp->board);  in ac_detach()
377 		if (fhc_bd_detachable(softsp->board))  in ac_detach()
387 	ASSERT(list->ac_softsp == softsp);  in ac_detach()
389 	if (list->sc.type == CPU_BOARD || list->sc.type == MEM_BOARD) {  in ac_detach()
397 		if (softsp->bank[Bank0].busy != 0 ||  in ac_detach()
398 		    softsp->bank[Bank0].ostate == SYSC_CFGA_OSTATE_CONFIGURED ||  in ac_detach()
399 		    softsp->bank[Bank1].busy != 0 ||  in ac_detach()
400 		    softsp->bank[Bank1].ostate == SYSC_CFGA_OSTATE_CONFIGURED) {  in ac_detach()
410 		 * Flush all E-caches to remove references to this  in ac_detach()
415 		 * xc_one returns silently for non-existant CPUs.  in ac_detach()
421 	list->ac_softsp = NULL;  in ac_detach()
427 	ddi_unmap_regs(softsp->dip, 0, (caddr_t *)&softsp->ac_base, 0, 0);  in ac_detach()
466 	board = fhc_bdlist_lock(softsp->board);  in ac_open()
491 	ac_mem_test_stop_on_close(softsp->board, AC_GETBANK(getminor(devt)));  in ac_close()
506 		pkt->cmd_cfga.force = ac_cmd32.force;  in ac_pkt_init()
507 		pkt->cmd_cfga.test = ac_cmd32.test;  in ac_pkt_init()
508 		pkt->cmd_cfga.arg = ac_cmd32.arg;  in ac_pkt_init()
509 		pkt->cmd_cfga.errtype = ac_cmd32.errtype;  in ac_pkt_init()
510 		pkt->cmd_cfga.outputstr =  in ac_pkt_init()
512 		pkt->cmd_cfga.private =  in ac_pkt_init()
516 	if (ddi_copyin((void *)arg, &(pkt->cmd_cfga),  in ac_pkt_init()
520 	pkt->errbuf = kmem_zalloc(SYSC_OUTPUT_LEN, KM_SLEEP);  in ac_pkt_init()
532 		if (ddi_copyout(&(pkt->cmd_cfga.errtype),  in ac_pkt_fini()
533 		    (void *)&(((ac_cfga_cmd32_t *)arg)->errtype),  in ac_pkt_fini()
539 	if (ddi_copyout(&(pkt->cmd_cfga.errtype),  in ac_pkt_fini()
540 	    (void *)&(((ac_cfga_cmd_t *)arg)->errtype),  in ac_pkt_fini()
545 	if ((ret != FALSE) && ((pkt->cmd_cfga.outputstr != NULL) &&  in ac_pkt_fini()
546 	    (ddi_copyout(pkt->errbuf, pkt->cmd_cfga.outputstr,  in ac_pkt_fini()
551 	kmem_free(pkt->errbuf, SYSC_OUTPUT_LEN);  in ac_pkt_fini()
612 	pkt->softsp = softsp;  in ac_ioctl()
613 	pkt->bank = AC_GETBANK(getminor(devt));  in ac_ioctl()
622 		if (pkt->cmd_cfga.private != NULL) {  in ac_ioctl()
642 		if (pkt->cmd_cfga.private != NULL) {  in ac_ioctl()
729 	 * create the unix-misc kstat for address controller  in ac_add_kstats()
732 	if ((ac_ksp = kstat_create("unix", softsp->board,  in ac_add_kstats()
737 		    ddi_get_instance(softsp->dip));  in ac_add_kstats()
741 	ac_named_ksp = (struct ac_kstat *)(ac_ksp->ks_data);  in ac_add_kstats()
744 	kstat_named_init(&ac_named_ksp->ac_memctl,  in ac_add_kstats()
748 	kstat_named_init(&ac_named_ksp->ac_memdecode0,  in ac_add_kstats()
752 	kstat_named_init(&ac_named_ksp->ac_memdecode1,  in ac_add_kstats()
756 	kstat_named_init(&ac_named_ksp->ac_mccr,  in ac_add_kstats()
760 	kstat_named_init(&ac_named_ksp->ac_counter,  in ac_add_kstats()
764 	kstat_named_init(&ac_named_ksp->ac_bank0_status,  in ac_add_kstats()
768 	kstat_named_init(&ac_named_ksp->ac_bank1_status,  in ac_add_kstats()
772 	ac_ksp->ks_update = ac_misc_kstat_update;  in ac_add_kstats()
773 	ac_ksp->ks_private = (void *)softsp;  in ac_add_kstats()
774 	softsp->ac_ksp = ac_ksp;  in ac_add_kstats()
785 		ac_add_picN_kstats(softsp->dip);  in ac_add_kstats()
792 	 * This provides access to the %pcr and %pic  in ac_add_kstats()
798 	    ddi_get_instance(softsp->dip), "counters",  in ac_add_kstats()
803 		    ddi_get_instance(softsp->dip));  in ac_add_kstats()
807 	    (struct kstat_named *)(ac_counters_ksp->ks_data);  in ac_add_kstats()
819 	ac_counters_ksp->ks_update = ac_counters_kstat_update;  in ac_add_kstats()
820 	ac_counters_ksp->ks_private = (void *)softsp;  in ac_add_kstats()
824 	softsp->ac_counters_ksp = ac_counters_ksp;  in ac_add_kstats()
828  * called from ac_add_kstats() to create a kstat for each %pic
829  * that the AC supports. These (read-only) kstats export the
830  * event names and %pcr masks that each %pic supports.
841  *       set to ddi_get_instance(softsp->dip).
859 	 * We declare an array of event-names and event-masks.  in ac_add_picN_kstats()
896 	 * array of clear masks for each pic.  in ac_add_picN_kstats()
898 	 * each pic.  in ac_add_picN_kstats()
908 	int		event, pic;  in ac_add_picN_kstats()  local
913 	for (pic = 0; pic < AC_NUM_PICS; pic++) {  in ac_add_picN_kstats()
918 		(void) sprintf(pic_name, "pic%d", pic);	/* pic0, pic1 ... */  in ac_add_picN_kstats()
919 		if ((ac_picN_ksp[pic] = kstat_create("ac",  in ac_add_picN_kstats()
927 				if (pic == 1) {  in ac_add_picN_kstats()
934 		    (struct kstat_named *)(ac_picN_ksp[pic]->ks_data);  in ac_add_picN_kstats()
940 		if (pic == 1)  in ac_add_picN_kstats()
953 			/* event-name */  in ac_add_picN_kstats()
965 		    ac_clear_pic[pic].pcr_mask;  in ac_add_picN_kstats()
967 		/* event-name */  in ac_add_picN_kstats()
969 		    ac_clear_pic[pic].event_name,  in ac_add_picN_kstats()
972 		kstat_install(ac_picN_ksp[pic]);  in ac_add_picN_kstats()
981 	int pic;  in ac_del_kstats()  local
984 	ac_ksp = softsp->ac_ksp;  in ac_del_kstats()
985 	softsp->ac_ksp = NULL;  in ac_del_kstats()
987 		ASSERT(ac_ksp->ks_private == (void *)softsp);  in ac_del_kstats()
992 	ac_ksp = softsp->ac_counters_ksp;  in ac_del_kstats()
993 	softsp->ac_counters_ksp = NULL;  in ac_del_kstats()
995 		ASSERT(ac_ksp->ks_private == (void *)softsp);  in ac_del_kstats()
1006 	ac_attachcnt --;  in ac_del_kstats()
1008 		for (pic = 0; pic < AC_NUM_PICS; pic++) {  in ac_del_kstats()
1009 			if (ac_picN_ksp[pic] != (kstat_t *)NULL) {  in ac_del_kstats()
1010 				kstat_delete(ac_picN_ksp[pic]);  in ac_del_kstats()
1011 				ac_picN_ksp[pic] = NULL;  in ac_del_kstats()
1065 	acksp = (struct ac_kstat *)ksp->ks_data;  in ac_misc_kstat_update()
1066 	softsp = (struct ac_soft_state *)ksp->ks_private;  in ac_misc_kstat_update()
1068 	ASSERT(softsp->ac_ksp == NULL || ksp == softsp->ac_ksp);  in ac_misc_kstat_update()
1070 	/* this is a read-only kstat. Bail out on a write */  in ac_misc_kstat_update()
1078 		acksp->ac_memctl.value.ui64 = *softsp->ac_memctl;  in ac_misc_kstat_update()
1079 		acksp->ac_memdecode0.value.ui64 = *softsp->ac_memdecode0;  in ac_misc_kstat_update()
1080 		acksp->ac_memdecode1.value.ui64 = *softsp->ac_memdecode1;  in ac_misc_kstat_update()
1081 		acksp->ac_mccr.value.ui32 = *softsp->ac_mccr;  in ac_misc_kstat_update()
1082 		acksp->ac_counter.value.ui64 = *softsp->ac_counter;  in ac_misc_kstat_update()
1083 		acksp->ac_bank0_status.value.c[0] =  in ac_misc_kstat_update()
1084 		    ac_kstat_stat(softsp->bank[0].rstate,  in ac_misc_kstat_update()
1085 		    softsp->bank[0].ostate);  in ac_misc_kstat_update()
1086 		acksp->ac_bank0_status.value.c[1] =  in ac_misc_kstat_update()
1087 		    ac_kstat_cond(softsp->bank[0].condition);  in ac_misc_kstat_update()
1088 		acksp->ac_bank1_status.value.c[0] =  in ac_misc_kstat_update()
1089 		    ac_kstat_stat(softsp->bank[1].rstate,  in ac_misc_kstat_update()
1090 		    softsp->bank[1].ostate);  in ac_misc_kstat_update()
1091 		acksp->ac_bank1_status.value.c[1] =  in ac_misc_kstat_update()
1092 		    ac_kstat_cond(softsp->bank[1].condition);  in ac_misc_kstat_update()
1104 	ac_counters_data = (struct kstat_named *)ksp->ks_data;  in ac_counters_kstat_update()
1105 	softsp = (struct ac_soft_state *)ksp->ks_private;  in ac_counters_kstat_update()
1109 	 * return the AC counters to hot-plug mode after the  in ac_counters_kstat_update()
1116 		return (-1);  in ac_counters_kstat_update()
1121 		 * Write the %pcr value to the softsp->ac_mccr.  in ac_counters_kstat_update()
1123 		 * %pic.  in ac_counters_kstat_update()
1125 		*softsp->ac_mccr =  in ac_counters_kstat_update()
1129 		 * Read %pcr and %pic register values and write them  in ac_counters_kstat_update()
1134 		ac_counters_data[0].value.ui64 = *softsp->ac_mccr;  in ac_counters_kstat_update()
1136 		pic_register = *softsp->ac_counter;  in ac_counters_kstat_update()
1138 		 * ac pic register:  in ac_counters_kstat_update()
1163 	    *(softsp->ac_memdecode0) : *(softsp->ac_memdecode1);  in ac_get_memory_status()
1166 	softsp->bank[id].busy = 0;  in ac_get_memory_status()
1167 	softsp->bank[id].status_change = ddi_get_time();  in ac_get_memory_status()
1173 		softsp->bank[id].real_size = softsp->bank[id].use_size =  in ac_get_memory_status()
1174 		    (id == Bank0) ? (grp_size / INTLV0(*softsp->ac_memctl)) :  in ac_get_memory_status()
1175 		    (grp_size / INTLV1(*softsp->ac_memctl));  in ac_get_memory_status()
1177 		softsp->bank[id].real_size = softsp->bank[id].use_size = 0;  in ac_get_memory_status()
1184 	if (ddi_prop_op(DDI_DEV_T_ANY, softsp->dip, PROP_LEN_AND_VAL_ALLOC,  in ac_get_memory_status()
1188 			softsp->bank[id].rstate = SYSC_CFGA_RSTATE_EMPTY;  in ac_get_memory_status()
1189 			softsp->bank[id].ostate = SYSC_CFGA_OSTATE_UNCONFIGURED;  in ac_get_memory_status()
1190 			softsp->bank[id].condition = SYSC_CFGA_COND_UNKNOWN;  in ac_get_memory_status()
1192 			softsp->bank[id].rstate = SYSC_CFGA_RSTATE_CONNECTED;  in ac_get_memory_status()
1193 			softsp->bank[id].ostate = SYSC_CFGA_OSTATE_CONFIGURED;  in ac_get_memory_status()
1194 			softsp->bank[id].condition = SYSC_CFGA_COND_OK;  in ac_get_memory_status()
1196 			softsp->bank[id].rstate = SYSC_CFGA_RSTATE_CONNECTED;  in ac_get_memory_status()
1197 			softsp->bank[id].ostate = SYSC_CFGA_OSTATE_UNCONFIGURED;  in ac_get_memory_status()
1198 			softsp->bank[id].condition = SYSC_CFGA_COND_UNKNOWN;  in ac_get_memory_status()
1200 			softsp->bank[id].rstate = SYSC_CFGA_RSTATE_DISCONNECTED;  in ac_get_memory_status()
1201 			softsp->bank[id].ostate = SYSC_CFGA_OSTATE_UNCONFIGURED;  in ac_get_memory_status()
1202 			softsp->bank[id].condition = SYSC_CFGA_COND_UNUSABLE;  in ac_get_memory_status()
1206 			    ddi_get_instance(softsp->dip), softsp->board, id,  in ac_get_memory_status()
1210 				softsp->bank[id].rstate =  in ac_get_memory_status()
1212 				softsp->bank[id].ostate =  in ac_get_memory_status()
1214 				softsp->bank[id].condition =  in ac_get_memory_status()
1217 				softsp->bank[id].rstate =  in ac_get_memory_status()
1219 				softsp->bank[id].ostate =  in ac_get_memory_status()
1221 				softsp->bank[id].condition =  in ac_get_memory_status()
1230 			softsp->bank[id].rstate = SYSC_CFGA_RSTATE_CONNECTED;  in ac_get_memory_status()
1231 			softsp->bank[id].ostate = SYSC_CFGA_OSTATE_CONFIGURED;  in ac_get_memory_status()
1232 			softsp->bank[id].condition = SYSC_CFGA_COND_OK;  in ac_get_memory_status()
1235 			softsp->bank[id].rstate = SYSC_CFGA_RSTATE_EMPTY;  in ac_get_memory_status()
1236 			softsp->bank[id].ostate = SYSC_CFGA_OSTATE_UNCONFIGURED;  in ac_get_memory_status()
1237 			softsp->bank[id].condition = SYSC_CFGA_COND_UNKNOWN;  in ac_get_memory_status()
1242 	if (softsp->bank[id].rstate == SYSC_CFGA_RSTATE_CONNECTED) {  in ac_get_memory_status()
1246 			ASSERT((*softsp->ac_memctl & AC_CSR_REFEN) != 0);  in ac_get_memory_status()
1249 			fhc_add_memloc(softsp->board, base_pa, grp_size);  in ac_get_memory_status()
1258 	    *(softsp->ac_memdecode0) : *(softsp->ac_memdecode1);  in ac_eval_memory_status()
1265 	if (softsp->bank[id].rstate == SYSC_CFGA_RSTATE_CONNECTED &&  in ac_eval_memory_status()
1266 	    softsp->bank[id].ostate == SYSC_CFGA_OSTATE_UNCONFIGURED &&  in ac_eval_memory_status()
1269 		    "spare memory bank not valid - it was ",  in ac_eval_memory_status()
1270 		    ddi_get_instance(softsp->dip), softsp->board, id);  in ac_eval_memory_status()
1273 		softsp->bank[id].rstate = SYSC_CFGA_RSTATE_DISCONNECTED;  in ac_eval_memory_status()
1274 		softsp->bank[id].ostate = SYSC_CFGA_OSTATE_UNCONFIGURED;  in ac_eval_memory_status()
1275 		softsp->bank[id].condition = SYSC_CFGA_COND_UNUSABLE;  in ac_eval_memory_status()
1280 	if (softsp->bank[id].rstate == SYSC_CFGA_RSTATE_CONNECTED) {  in ac_eval_memory_status()
1287 		    ddi_get_instance(softsp->dip),  in ac_eval_memory_status()
1288 		    softsp->board, id, base_pa, softsp->bank[id].real_size,  in ac_eval_memory_status()
1289 		    softsp->bank[id].rstate, softsp->bank[id].ostate,  in ac_eval_memory_status()
1290 		    softsp->bank[id].condition);  in ac_eval_memory_status()
1346 	struct ac_soft_state *softsp = pkt->softsp;  in ac_policy_audit_messages()
1353 			    event), pkt->bank,  in ac_policy_audit_messages()
1354 			    softsp->board);  in ac_policy_audit_messages()
1361 			    event), pkt->bank,  in ac_policy_audit_messages()
1362 			    softsp->board);  in ac_policy_audit_messages()
1367 			    pkt->bank, softsp->board,  in ac_policy_audit_messages()
1369 			    softsp->bank[pkt->bank].ostate,  in ac_policy_audit_messages()
1375 			    pkt->bank,  in ac_policy_audit_messages()
1376 			    softsp->board,  in ac_policy_audit_messages()
1384 			    pkt->bank,  in ac_policy_audit_messages()
1385 			    softsp->board,  in ac_policy_audit_messages()
1393 			    pkt->bank, softsp->board);  in ac_policy_audit_messages()
1408 	mem_info = &pkt->softsp->bank[pkt->bank];  in ac_mem_exercise()
1409 	if (mem_info->rstate == SYSC_CFGA_RSTATE_CONNECTED) {  in ac_mem_exercise()
1413 		decode = (pkt->bank == Bank0) ?  in ac_mem_exercise()
1414 		    *pkt->softsp->ac_memdecode0 : *pkt->softsp->ac_memdecode1;  in ac_mem_exercise()
1424 	switch (pkt->cmd_cfga.arg) {  in ac_mem_exercise()
1430 		    mem_info->ostate != SYSC_CFGA_OSTATE_CONFIGURED) {  in ac_mem_exercise()
1433 		if (mem_info->busy != FALSE) {  in ac_mem_exercise()
1470 					while (npgs-- > 0) {  in ac_mem_exercise()
1486 		if (pkt->cmd_cfga.private != NULL && ddi_copyout(&rstat,  in ac_mem_exercise()
1487 		    pkt->cmd_cfga.private, sizeof (rstat), flag) != 0)  in ac_mem_exercise()
1505 		 * We are in hot-plug mode. A kstat_read is not  in ac_reset_timeout()
1517 		 * from "hot-plug" mode to non "hot-plug" mode.  in ac_reset_timeout()
1525 			return (-1);  in ac_reset_timeout()
1529 		 * We need to display a Warning about hot-plugging any  in ac_reset_timeout()
1531 		 * transitioning out of "hot-plug" mode.  in ac_reset_timeout()
1534 		    "hot-plug mode.");  in ac_reset_timeout()
1535 		cmn_err(CE_CONT, "Do not attempt to hot-plug boards "  in ac_reset_timeout()
1541 		 * in non "hot-plug" mode. It doesn't matter if the  in ac_reset_timeout()
1572 	(void) fhc_bdlist_lock(-1);  in ac_timeout()
1576 	 * re-program the pcr into "hot-plug" mode.  in ac_timeout()
1577 	 * We also program the pic register with the  in ac_timeout()
1582 		softsp = board->ac_softsp;  in ac_timeout()
1591 		/* program the pcr into hot-plug mode */  in ac_timeout()
1592 		*softsp->ac_mccr = AC_CLEAR_PCR(*softsp->ac_mccr);  in ac_timeout()
1593 		*softsp->ac_mccr = AC_SET_HOT_PLUG(*softsp->ac_mccr);  in ac_timeout()
1595 		/* program the pic with the bus pause time value */  in ac_timeout()
1596 		*softsp->ac_counter = AC_SET_PIC_BUS_PAUSE(softsp->board);  in ac_timeout()
1607 	 * It is now safe to start hot-plugging again. We need  in ac_timeout()
1610 	cmn_err(CE_NOTE, "This machine is now in hot-plug mode.");  in ac_timeout()
1611 	cmn_err(CE_CONT, "Board and power supply hot-plug operations "  in ac_timeout()
1627 	(void) fhc_bdlist_lock(-1);  in ac_enter_transition()
1632 	sysc_stat_lk = &list->sc;  in ac_enter_transition()
1633 	if (sysc_stat_lk->in_transition == TRUE) {  in ac_enter_transition()
1637 		sysc_stat_lk->in_transition = TRUE;  in ac_enter_transition()
1655 	sysc_stat_lk = &list->sc;  in ac_exit_transition()
1656 	ASSERT(sysc_stat_lk->in_transition == TRUE);  in ac_exit_transition()
1657 	sysc_stat_lk->in_transition = FALSE;  in ac_exit_transition()