244 static int	ahd_check_extport(struct ahd_softc *ahd);
245 static void	ahd_configure_termination(struct ahd_softc *ahd,
247 static void	ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat);
248 static void	ahd_pci_intr(struct ahd_softc *ahd);
289 ahd_pci_config(struct ahd_softc *ahd, const struct ahd_pci_identity *entry)  in ahd_pci_config()  argument
296 	ahd->description = entry->name;  in ahd_pci_config()
300 	subvendor = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_config()
303 		ahd->flags |= AHD_HP_BOARD;  in ahd_pci_config()
305 	error = entry->setup(ahd);  in ahd_pci_config()
309 	devconfig = ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4);  in ahd_pci_config()
311 		ahd->chip |= AHD_PCI;  in ahd_pci_config()
313 		ahd->bugs &= ~AHD_PCIX_BUG_MASK;  in ahd_pci_config()
315 		ahd->chip |= AHD_PCIX;  in ahd_pci_config()
317 	ahd->bus_description = pci_bus_modes[PCI_BUS_MODES_INDEX(devconfig)];  in ahd_pci_config()
319 	ahd_power_state_change(ahd, AHD_POWER_STATE_D0);  in ahd_pci_config()
321 	error = ahd_pci_map_registers(ahd);  in ahd_pci_config()
331 	if ((ahd->flags & (AHD_39BIT_ADDRESSING|AHD_64BIT_ADDRESSING)) != 0) {  in ahd_pci_config()
334 			       ahd_name(ahd));  in ahd_pci_config()
335 		devconfig = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_config()
338 		ahd_pci_write_config(ahd->dev_softc, DEVCONFIG,  in ahd_pci_config()
343 	command = ahd_pci_read_config(ahd->dev_softc, PCIR_COMMAND, /*bytes*/2);  in ahd_pci_config()
345 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND, command, /*bytes*/2);  in ahd_pci_config()
347 	error = ahd_softc_init(ahd);  in ahd_pci_config()
351 	ahd->bus_intr = ahd_pci_intr;  in ahd_pci_config()
353 	error = ahd_reset(ahd, /*reinit*/FALSE);  in ahd_pci_config()
357 	ahd->pci_cachesize =  in ahd_pci_config()
358 	    ahd_pci_read_config(ahd->dev_softc, CSIZE_LATTIME,  in ahd_pci_config()
360 	ahd->pci_cachesize *= 4;  in ahd_pci_config()
362 	ahd_set_modes(ahd, AHD_MODE_SCSI, AHD_MODE_SCSI);  in ahd_pci_config()
364 	error = ahd_check_extport(ahd);  in ahd_pci_config()
369 	error = ahd_init(ahd);  in ahd_pci_config()
372 	ahd->init_level++;  in ahd_pci_config()
377 	return ahd_pci_map_int(ahd);  in ahd_pci_config()
381 ahd_pci_suspend(struct ahd_softc *ahd)  in ahd_pci_suspend()  argument
387 	ahd->suspend_state.pci_state.devconfig =  in ahd_pci_suspend()
388 	    ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4);  in ahd_pci_suspend()
389 	ahd->suspend_state.pci_state.command =  in ahd_pci_suspend()
390 	    ahd_pci_read_config(ahd->dev_softc, PCIR_COMMAND, /*bytes*/1);  in ahd_pci_suspend()
391 	ahd->suspend_state.pci_state.csize_lattime =  in ahd_pci_suspend()
392 	    ahd_pci_read_config(ahd->dev_softc, CSIZE_LATTIME, /*bytes*/1);  in ahd_pci_suspend()
397 ahd_pci_resume(struct ahd_softc *ahd)  in ahd_pci_resume()  argument
399 	ahd_pci_write_config(ahd->dev_softc, DEVCONFIG,  in ahd_pci_resume()
400 			     ahd->suspend_state.pci_state.devconfig, /*bytes*/4);  in ahd_pci_resume()
401 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND,  in ahd_pci_resume()
402 			     ahd->suspend_state.pci_state.command, /*bytes*/1);  in ahd_pci_resume()
403 	ahd_pci_write_config(ahd->dev_softc, CSIZE_LATTIME,  in ahd_pci_resume()
404 			     ahd->suspend_state.pci_state.csize_lattime, /*bytes*/1);  in ahd_pci_resume()
412 ahd_pci_test_register_access(struct ahd_softc *ahd)  in ahd_pci_test_register_access()  argument
426 	cmd = ahd_pci_read_config(ahd->dev_softc, PCIR_COMMAND, /*bytes*/2);  in ahd_pci_test_register_access()
427 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND,  in ahd_pci_test_register_access()
438 	hcntrl = ahd_inb(ahd, HCNTRL);  in ahd_pci_test_register_access()
451 	ahd_outb(ahd, HCNTRL, hcntrl|PAUSE);  in ahd_pci_test_register_access()
452 	while (ahd_is_paused(ahd) == 0)  in ahd_pci_test_register_access()
456 	ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_test_register_access()
457 	targpcistat = ahd_inb(ahd, TARGPCISTAT);  in ahd_pci_test_register_access()
458 	ahd_outb(ahd, TARGPCISTAT, targpcistat);  in ahd_pci_test_register_access()
459 	pci_status1 = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_test_register_access()
461 	ahd_pci_write_config(ahd->dev_softc, PCIR_STATUS + 1,  in ahd_pci_test_register_access()
463 	ahd_set_modes(ahd, AHD_MODE_SCSI, AHD_MODE_SCSI);  in ahd_pci_test_register_access()
464 	ahd_outb(ahd, CLRINT, CLRPCIINT);  in ahd_pci_test_register_access()
466 	ahd_outb(ahd, SEQCTL0, PERRORDIS);  in ahd_pci_test_register_access()
467 	ahd_outl(ahd, SRAM_BASE, 0x5aa555aa);  in ahd_pci_test_register_access()
468 	if (ahd_inl(ahd, SRAM_BASE) != 0x5aa555aa)  in ahd_pci_test_register_access()
471 	if ((ahd_inb(ahd, INTSTAT) & PCIINT) != 0) {  in ahd_pci_test_register_access()
472 		ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_test_register_access()
473 		targpcistat = ahd_inb(ahd, TARGPCISTAT);  in ahd_pci_test_register_access()
481 	if ((ahd_inb(ahd, INTSTAT) & PCIINT) != 0) {  in ahd_pci_test_register_access()
483 		ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_test_register_access()
484 		targpcistat = ahd_inb(ahd, TARGPCISTAT);  in ahd_pci_test_register_access()
487 		ahd_outb(ahd, TARGPCISTAT, targpcistat);  in ahd_pci_test_register_access()
488 		pci_status1 = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_test_register_access()
490 		ahd_pci_write_config(ahd->dev_softc, PCIR_STATUS + 1,  in ahd_pci_test_register_access()
492 		ahd_outb(ahd, CLRINT, CLRPCIINT);  in ahd_pci_test_register_access()
494 	ahd_outb(ahd, SEQCTL0, PERRORDIS|FAILDIS);  in ahd_pci_test_register_access()
495 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND, cmd, /*bytes*/2);  in ahd_pci_test_register_access()
504 ahd_check_extport(struct ahd_softc *ahd)  in ahd_check_extport()  argument
512 	sc = ahd->seep_config;  in ahd_check_extport()
513 	have_seeprom = ahd_acquire_seeprom(ahd);  in ahd_check_extport()
522 			       ahd_name(ahd));  in ahd_check_extport()
526 			    + (sizeof(vpd) * (ahd->channel - 'A'))) / 2;  in ahd_check_extport()
528 		error = ahd_read_seeprom(ahd, (uint16_t *)&vpd,  in ahd_check_extport()
532 			error = ahd_parse_vpddata(ahd, &vpd);  in ahd_check_extport()
535 			       ahd_name(ahd),  in ahd_check_extport()
539 			printk("%s: Reading SEEPROM...", ahd_name(ahd));  in ahd_check_extport()
542 		start_addr = (sizeof(*sc) / 2) * (ahd->channel - 'A');  in ahd_check_extport()
544 		error = ahd_read_seeprom(ahd, (uint16_t *)sc,  in ahd_check_extport()
561 		ahd_release_seeprom(ahd);  in ahd_check_extport()
574 		ahd_set_scbptr(ahd, 0xFF);  in ahd_check_extport()
575 		nvram_scb = ahd_inb_scbram(ahd, SCB_BASE + NVRAM_SCB_OFFSET);  in ahd_check_extport()
577 		 && ((ahd_inb_scbram(ahd, SCB_BASE + 0) == 'A'  in ahd_check_extport()
578 		   && ahd_inb_scbram(ahd, SCB_BASE + 1) == 'D'  in ahd_check_extport()
579 		   && ahd_inb_scbram(ahd, SCB_BASE + 2) == 'P'  in ahd_check_extport()
580 		   && ahd_inb_scbram(ahd, SCB_BASE + 3) == 'T')  in ahd_check_extport()
581 		  || (ahd_inb_scbram(ahd, SCB_BASE + 0) == 'B'  in ahd_check_extport()
582 		   && ahd_inb_scbram(ahd, SCB_BASE + 1) == 'I'  in ahd_check_extport()
583 		   && ahd_inb_scbram(ahd, SCB_BASE + 2) == 'O'  in ahd_check_extport()
584 		   && ahd_inb_scbram(ahd, SCB_BASE + 3) == 'S')  in ahd_check_extport()
585 		  || (ahd_inb_scbram(ahd, SCB_BASE + 0) == 'A'  in ahd_check_extport()
586 		   && ahd_inb_scbram(ahd, SCB_BASE + 1) == 'S'  in ahd_check_extport()
587 		   && ahd_inb_scbram(ahd, SCB_BASE + 2) == 'P'  in ahd_check_extport()
588 		   && ahd_inb_scbram(ahd, SCB_BASE + 3) == 'I'))) {  in ahd_check_extport()
592 			ahd_set_scbptr(ahd, nvram_scb);  in ahd_check_extport()
595 				*sc_data++ = ahd_inw_scbram(ahd, SCB_BASE+i);  in ahd_check_extport()
598 				ahd->flags |= AHD_SCB_CONFIG_USED;  in ahd_check_extport()
608 		printk("%s: Seeprom Contents:", ahd_name(ahd));  in ahd_check_extport()
618 			printk("%s: No SEEPROM available.\n", ahd_name(ahd));  in ahd_check_extport()
619 		ahd->flags |= AHD_USEDEFAULTS;  in ahd_check_extport()
620 		error = ahd_default_config(ahd);  in ahd_check_extport()
622 		kfree(ahd->seep_config);  in ahd_check_extport()
623 		ahd->seep_config = NULL;  in ahd_check_extport()
625 		error = ahd_parse_cfgdata(ahd, sc);  in ahd_check_extport()
631 	ahd_configure_termination(ahd, adapter_control);  in ahd_check_extport()
637 ahd_configure_termination(struct ahd_softc *ahd, u_int adapter_control)  in ahd_configure_termination()  argument
644 	devconfig = ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4);  in ahd_configure_termination()
646 	if ((ahd->flags & AHD_STPWLEVEL_A) != 0)  in ahd_configure_termination()
650 		       ahd_name(ahd), (devconfig & STPWLEVEL) ? "on" : "off");  in ahd_configure_termination()
651 	ahd_pci_write_config(ahd->dev_softc, DEVCONFIG, devconfig, /*bytes*/4);  in ahd_configure_termination()
654 	if ((ahd->flags & AHD_CURRENT_SENSING) != 0) {  in ahd_configure_termination()
655 		(void)ahd_write_flexport(ahd, FLXADDR_ROMSTAT_CURSENSECTL, 0);  in ahd_configure_termination()
661 	error = ahd_read_flexport(ahd, FLXADDR_TERMCTL, &termctl);  in ahd_configure_termination()
665 			       ahd_name(ahd));  in ahd_configure_termination()
673 		       "Using Defaults.\n", ahd_name(ahd));  in ahd_configure_termination()
680 			       ahd_name(ahd));  in ahd_configure_termination()
688 		       "Using Defaults.\n", ahd_name(ahd));  in ahd_configure_termination()
695 	sxfrctl1 = ahd_inb(ahd, SXFRCTL1) & ~STPWEN;  in ahd_configure_termination()
696 	ahd->flags &= ~AHD_TERM_ENB_A;  in ahd_configure_termination()
698 		ahd->flags |= AHD_TERM_ENB_A;  in ahd_configure_termination()
702 	ahd_outb(ahd, SXFRCTL1, sxfrctl1|STPWEN);  in ahd_configure_termination()
703 	ahd_outb(ahd, SXFRCTL1, sxfrctl1);  in ahd_configure_termination()
705 	error = ahd_write_flexport(ahd, FLXADDR_TERMCTL, termctl);  in ahd_configure_termination()
708 		       ahd_name(ahd));  in ahd_configure_termination()
711 		       ahd_name(ahd),  in ahd_configure_termination()
715 		       ahd_name(ahd),  in ahd_configure_termination()
719 		       ahd_name(ahd),  in ahd_configure_termination()
723 		       ahd_name(ahd),  in ahd_configure_termination()
781 ahd_pci_intr(struct ahd_softc *ahd)  in ahd_pci_intr()  argument
790 	intstat = ahd_inb(ahd, INTSTAT);  in ahd_pci_intr()
793 		ahd_pci_split_intr(ahd, intstat);  in ahd_pci_intr()
798 	printk("%s: PCI error Interrupt\n", ahd_name(ahd));  in ahd_pci_intr()
799 	saved_modes = ahd_save_modes(ahd);  in ahd_pci_intr()
800 	ahd_dump_card_state(ahd);  in ahd_pci_intr()
801 	ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_intr()
806 		pci_status[i] = ahd_inb(ahd, reg);  in ahd_pci_intr()
808 		ahd_outb(ahd, reg, pci_status[i]);  in ahd_pci_intr()
825 				printk(s, ahd_name(ahd), pci_status_source[i]);  in ahd_pci_intr()
829 	pci_status1 = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_intr()
831 	ahd_pci_write_config(ahd->dev_softc, PCIR_STATUS + 1,  in ahd_pci_intr()
833 	ahd_restore_modes(ahd, saved_modes);  in ahd_pci_intr()
834 	ahd_outb(ahd, CLRINT, CLRPCIINT);  in ahd_pci_intr()
835 	ahd_unpause(ahd);  in ahd_pci_intr()
839 ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat)  in ahd_pci_split_intr()  argument
853 	pcix_status = ahd_pci_read_config(ahd->dev_softc, PCIXR_STATUS,  in ahd_pci_split_intr()
856 	       ahd_name(ahd), pcix_status);  in ahd_pci_split_intr()
857 	saved_modes = ahd_save_modes(ahd);  in ahd_pci_split_intr()
859 		ahd_set_modes(ahd, i, i);  in ahd_pci_split_intr()
861 		split_status[i] = ahd_inb(ahd, DCHSPLTSTAT0);  in ahd_pci_split_intr()
862 		split_status1[i] = ahd_inb(ahd, DCHSPLTSTAT1);  in ahd_pci_split_intr()
864 		ahd_outb(ahd, DCHSPLTSTAT0, split_status[i]);  in ahd_pci_split_intr()
865 		ahd_outb(ahd, DCHSPLTSTAT1, split_status1[i]);  in ahd_pci_split_intr()
868 		sg_split_status[i] = ahd_inb(ahd, SGSPLTSTAT0);  in ahd_pci_split_intr()
869 		sg_split_status1[i] = ahd_inb(ahd, SGSPLTSTAT1);  in ahd_pci_split_intr()
871 		ahd_outb(ahd, SGSPLTSTAT0, sg_split_status[i]);  in ahd_pci_split_intr()
872 		ahd_outb(ahd, SGSPLTSTAT1, sg_split_status1[i]);  in ahd_pci_split_intr()
881 				printk(split_status_strings[bit], ahd_name(ahd),  in ahd_pci_split_intr()
888 				printk(split_status_strings[bit], ahd_name(ahd), "SG");  in ahd_pci_split_intr()
894 	ahd_pci_write_config(ahd->dev_softc, PCIXR_STATUS,  in ahd_pci_split_intr()
896 	ahd_outb(ahd, CLRINT, CLRSPLTINT);  in ahd_pci_split_intr()
897 	ahd_restore_modes(ahd, saved_modes);  in ahd_pci_split_intr()
901 ahd_aic7901_setup(struct ahd_softc *ahd)  in ahd_aic7901_setup()  argument
904 	ahd->chip = AHD_AIC7901;  in ahd_aic7901_setup()
905 	ahd->features = AHD_AIC7901_FE;  in ahd_aic7901_setup()
906 	return (ahd_aic790X_setup(ahd));  in ahd_aic7901_setup()
910 ahd_aic7901A_setup(struct ahd_softc *ahd)  in ahd_aic7901A_setup()  argument
913 	ahd->chip = AHD_AIC7901A;  in ahd_aic7901A_setup()
914 	ahd->features = AHD_AIC7901A_FE;  in ahd_aic7901A_setup()
915 	return (ahd_aic790X_setup(ahd));  in ahd_aic7901A_setup()
919 ahd_aic7902_setup(struct ahd_softc *ahd)  in ahd_aic7902_setup()  argument
921 	ahd->chip = AHD_AIC7902;  in ahd_aic7902_setup()
922 	ahd->features = AHD_AIC7902_FE;  in ahd_aic7902_setup()
923 	return (ahd_aic790X_setup(ahd));  in ahd_aic7902_setup()
927 ahd_aic790X_setup(struct ahd_softc *ahd)  in ahd_aic790X_setup()  argument
932 	pci = ahd->dev_softc;  in ahd_aic790X_setup()
936 		       ahd_name(ahd), rev);  in ahd_aic790X_setup()
940 	ahd->channel = ahd_get_pci_function(pci) + 'A';  in ahd_aic790X_setup()
945 		ahd->bugs |= AHD_SENT_SCB_UPDATE_BUG|AHD_ABORT_LQI_BUG  in ahd_aic790X_setup()
960 		AHD_SET_PRECOMP(ahd, AHD_PRECOMP_CUTBACK_29);  in ahd_aic790X_setup()
962 		if ((ahd->flags & AHD_HP_BOARD) == 0)  in ahd_aic790X_setup()
963 			AHD_SET_SLEWRATE(ahd, AHD_SLEWRATE_DEF_REVA);  in ahd_aic790X_setup()
969 		ahd->features |= AHD_RTI|AHD_NEW_IOCELL_OPTS  in ahd_aic790X_setup()
972 		ahd->bugs |= AHD_LQOOVERRUN_BUG|AHD_EARLY_REQ_BUG;  in ahd_aic790X_setup()
976 			ahd->features |= AHD_AIC79XXB_SLOWCRC;  in ahd_aic790X_setup()
981 		if ((ahd->features & AHD_MULTI_FUNC) != 0)  in ahd_aic790X_setup()
982 			ahd->bugs |= AHD_INTCOLLISION_BUG|AHD_ABORT_LQI_BUG;  in ahd_aic790X_setup()
987 		AHD_SET_PRECOMP(ahd, AHD_PRECOMP_CUTBACK_29);  in ahd_aic790X_setup()
988 		AHD_SET_SLEWRATE(ahd, AHD_SLEWRATE_DEF_REVB);  in ahd_aic790X_setup()
989 		AHD_SET_AMPLITUDE(ahd, AHD_AMPLITUDE_DEF);  in ahd_aic790X_setup()