250 static int	ahd_check_extport(struct ahd_softc *ahd);
251 static void	ahd_configure_termination(struct ahd_softc *ahd,
253 static void	ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat);
254 static void	ahd_pci_intr(struct ahd_softc *ahd);
295 ahd_pci_config(struct ahd_softc *ahd, const struct ahd_pci_identity *entry)  in ahd_pci_config()  argument
304 	ahd->description = entry->name;  in ahd_pci_config()
308 	subvendor = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_config()
311 		ahd->flags |= AHD_HP_BOARD;  in ahd_pci_config()
313 	error = entry->setup(ahd);  in ahd_pci_config()
317 	devconfig = ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4);  in ahd_pci_config()
319 		ahd->chip |= AHD_PCI;  in ahd_pci_config()
321 		ahd->bugs &= ~AHD_PCIX_BUG_MASK;  in ahd_pci_config()
323 		ahd->chip |= AHD_PCIX;  in ahd_pci_config()
325 	ahd->bus_description = pci_bus_modes[PCI_BUS_MODES_INDEX(devconfig)];  in ahd_pci_config()
327 	ahd_power_state_change(ahd, AHD_POWER_STATE_D0);  in ahd_pci_config()
329 	error = ahd_pci_map_registers(ahd);  in ahd_pci_config()
339 	if ((ahd->flags & (AHD_39BIT_ADDRESSING|AHD_64BIT_ADDRESSING)) != 0) {  in ahd_pci_config()
342 			       ahd_name(ahd));  in ahd_pci_config()
343 		devconfig = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_config()
346 		ahd_pci_write_config(ahd->dev_softc, DEVCONFIG,  in ahd_pci_config()
351 	command = ahd_pci_read_config(ahd->dev_softc, PCIR_COMMAND, /*bytes*/2);  in ahd_pci_config()
353 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND, command, /*bytes*/2);  in ahd_pci_config()
355 	error = ahd_softc_init(ahd);  in ahd_pci_config()
359 	ahd->bus_intr = ahd_pci_intr;  in ahd_pci_config()
361 	error = ahd_reset(ahd, /*reinit*/FALSE);  in ahd_pci_config()
365 	ahd->pci_cachesize =  in ahd_pci_config()
366 	    ahd_pci_read_config(ahd->dev_softc, CSIZE_LATTIME,  in ahd_pci_config()
368 	ahd->pci_cachesize *= 4;  in ahd_pci_config()
370 	ahd_set_modes(ahd, AHD_MODE_SCSI, AHD_MODE_SCSI);  in ahd_pci_config()
372 	error = ahd_check_extport(ahd);  in ahd_pci_config()
377 	error = ahd_init(ahd);  in ahd_pci_config()
380 	ahd->init_level++;  in ahd_pci_config()
385 	return ahd_pci_map_int(ahd);  in ahd_pci_config()
390 ahd_pci_suspend(struct ahd_softc *ahd)  in ahd_pci_suspend()  argument
396 	ahd->suspend_state.pci_state.devconfig =  in ahd_pci_suspend()
397 	    ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4);  in ahd_pci_suspend()
398 	ahd->suspend_state.pci_state.command =  in ahd_pci_suspend()
399 	    ahd_pci_read_config(ahd->dev_softc, PCIR_COMMAND, /*bytes*/1);  in ahd_pci_suspend()
400 	ahd->suspend_state.pci_state.csize_lattime =  in ahd_pci_suspend()
401 	    ahd_pci_read_config(ahd->dev_softc, CSIZE_LATTIME, /*bytes*/1);  in ahd_pci_suspend()
406 ahd_pci_resume(struct ahd_softc *ahd)  in ahd_pci_resume()  argument
408 	ahd_pci_write_config(ahd->dev_softc, DEVCONFIG,  in ahd_pci_resume()
409 			     ahd->suspend_state.pci_state.devconfig, /*bytes*/4);  in ahd_pci_resume()
410 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND,  in ahd_pci_resume()
411 			     ahd->suspend_state.pci_state.command, /*bytes*/1);  in ahd_pci_resume()
412 	ahd_pci_write_config(ahd->dev_softc, CSIZE_LATTIME,  in ahd_pci_resume()
413 			     ahd->suspend_state.pci_state.csize_lattime, /*bytes*/1);  in ahd_pci_resume()
422 ahd_pci_test_register_access(struct ahd_softc *ahd)  in ahd_pci_test_register_access()  argument
436 	cmd = ahd_pci_read_config(ahd->dev_softc, PCIR_COMMAND, /*bytes*/2);  in ahd_pci_test_register_access()
437 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND,  in ahd_pci_test_register_access()
448 	hcntrl = ahd_inb(ahd, HCNTRL);  in ahd_pci_test_register_access()
461 	ahd_outb(ahd, HCNTRL, hcntrl|PAUSE);  in ahd_pci_test_register_access()
462 	while (ahd_is_paused(ahd) == 0)  in ahd_pci_test_register_access()
466 	ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_test_register_access()
467 	targpcistat = ahd_inb(ahd, TARGPCISTAT);  in ahd_pci_test_register_access()
468 	ahd_outb(ahd, TARGPCISTAT, targpcistat);  in ahd_pci_test_register_access()
469 	pci_status1 = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_test_register_access()
471 	ahd_pci_write_config(ahd->dev_softc, PCIR_STATUS + 1,  in ahd_pci_test_register_access()
473 	ahd_set_modes(ahd, AHD_MODE_SCSI, AHD_MODE_SCSI);  in ahd_pci_test_register_access()
474 	ahd_outb(ahd, CLRINT, CLRPCIINT);  in ahd_pci_test_register_access()
476 	ahd_outb(ahd, SEQCTL0, PERRORDIS);  in ahd_pci_test_register_access()
477 	ahd_outl(ahd, SRAM_BASE, 0x5aa555aa);  in ahd_pci_test_register_access()
478 	if (ahd_inl(ahd, SRAM_BASE) != 0x5aa555aa)  in ahd_pci_test_register_access()
481 	if ((ahd_inb(ahd, INTSTAT) & PCIINT) != 0) {  in ahd_pci_test_register_access()
482 		ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_test_register_access()
483 		targpcistat = ahd_inb(ahd, TARGPCISTAT);  in ahd_pci_test_register_access()
491 	if ((ahd_inb(ahd, INTSTAT) & PCIINT) != 0) {  in ahd_pci_test_register_access()
493 		ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_test_register_access()
494 		targpcistat = ahd_inb(ahd, TARGPCISTAT);  in ahd_pci_test_register_access()
497 		ahd_outb(ahd, TARGPCISTAT, targpcistat);  in ahd_pci_test_register_access()
498 		pci_status1 = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_test_register_access()
500 		ahd_pci_write_config(ahd->dev_softc, PCIR_STATUS + 1,  in ahd_pci_test_register_access()
502 		ahd_outb(ahd, CLRINT, CLRPCIINT);  in ahd_pci_test_register_access()
504 	ahd_outb(ahd, SEQCTL0, PERRORDIS|FAILDIS);  in ahd_pci_test_register_access()
505 	ahd_pci_write_config(ahd->dev_softc, PCIR_COMMAND, cmd, /*bytes*/2);  in ahd_pci_test_register_access()
514 ahd_check_extport(struct ahd_softc *ahd)  in ahd_check_extport()  argument
522 	sc = ahd->seep_config;  in ahd_check_extport()
523 	have_seeprom = ahd_acquire_seeprom(ahd);  in ahd_check_extport()
532 			       ahd_name(ahd));  in ahd_check_extport()
536 			    + (sizeof(vpd) * (ahd->channel - 'A'))) / 2;  in ahd_check_extport()
538 		error = ahd_read_seeprom(ahd, (uint16_t *)&vpd,  in ahd_check_extport()
542 			error = ahd_parse_vpddata(ahd, &vpd);  in ahd_check_extport()
545 			       ahd_name(ahd),  in ahd_check_extport()
549 			printk("%s: Reading SEEPROM...", ahd_name(ahd));  in ahd_check_extport()
552 		start_addr = (sizeof(*sc) / 2) * (ahd->channel - 'A');  in ahd_check_extport()
554 		error = ahd_read_seeprom(ahd, (uint16_t *)sc,  in ahd_check_extport()
571 		ahd_release_seeprom(ahd);  in ahd_check_extport()
584 		ahd_set_scbptr(ahd, 0xFF);  in ahd_check_extport()
585 		nvram_scb = ahd_inb_scbram(ahd, SCB_BASE + NVRAM_SCB_OFFSET);  in ahd_check_extport()
587 		 && ((ahd_inb_scbram(ahd, SCB_BASE + 0) == 'A'  in ahd_check_extport()
588 		   && ahd_inb_scbram(ahd, SCB_BASE + 1) == 'D'  in ahd_check_extport()
589 		   && ahd_inb_scbram(ahd, SCB_BASE + 2) == 'P'  in ahd_check_extport()
590 		   && ahd_inb_scbram(ahd, SCB_BASE + 3) == 'T')  in ahd_check_extport()
591 		  || (ahd_inb_scbram(ahd, SCB_BASE + 0) == 'B'  in ahd_check_extport()
592 		   && ahd_inb_scbram(ahd, SCB_BASE + 1) == 'I'  in ahd_check_extport()
593 		   && ahd_inb_scbram(ahd, SCB_BASE + 2) == 'O'  in ahd_check_extport()
594 		   && ahd_inb_scbram(ahd, SCB_BASE + 3) == 'S')  in ahd_check_extport()
595 		  || (ahd_inb_scbram(ahd, SCB_BASE + 0) == 'A'  in ahd_check_extport()
596 		   && ahd_inb_scbram(ahd, SCB_BASE + 1) == 'S'  in ahd_check_extport()
597 		   && ahd_inb_scbram(ahd, SCB_BASE + 2) == 'P'  in ahd_check_extport()
598 		   && ahd_inb_scbram(ahd, SCB_BASE + 3) == 'I'))) {  in ahd_check_extport()
602 			ahd_set_scbptr(ahd, nvram_scb);  in ahd_check_extport()
605 				*sc_data++ = ahd_inw_scbram(ahd, SCB_BASE+i);  in ahd_check_extport()
608 				ahd->flags |= AHD_SCB_CONFIG_USED;  in ahd_check_extport()
618 		printk("%s: Seeprom Contents:", ahd_name(ahd));  in ahd_check_extport()
628 			printk("%s: No SEEPROM available.\n", ahd_name(ahd));  in ahd_check_extport()
629 		ahd->flags |= AHD_USEDEFAULTS;  in ahd_check_extport()
630 		error = ahd_default_config(ahd);  in ahd_check_extport()
632 		kfree(ahd->seep_config);  in ahd_check_extport()
633 		ahd->seep_config = NULL;  in ahd_check_extport()
635 		error = ahd_parse_cfgdata(ahd, sc);  in ahd_check_extport()
641 	ahd_configure_termination(ahd, adapter_control);  in ahd_check_extport()
647 ahd_configure_termination(struct ahd_softc *ahd, u_int adapter_control)  in ahd_configure_termination()  argument
654 	devconfig = ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4);  in ahd_configure_termination()
656 	if ((ahd->flags & AHD_STPWLEVEL_A) != 0)  in ahd_configure_termination()
660 		       ahd_name(ahd), (devconfig & STPWLEVEL) ? "on" : "off");  in ahd_configure_termination()
661 	ahd_pci_write_config(ahd->dev_softc, DEVCONFIG, devconfig, /*bytes*/4);  in ahd_configure_termination()
664 	if ((ahd->flags & AHD_CURRENT_SENSING) != 0) {  in ahd_configure_termination()
665 		(void)ahd_write_flexport(ahd, FLXADDR_ROMSTAT_CURSENSECTL, 0);  in ahd_configure_termination()
671 	error = ahd_read_flexport(ahd, FLXADDR_TERMCTL, &termctl);  in ahd_configure_termination()
675 			       ahd_name(ahd));  in ahd_configure_termination()
683 		       "Using Defaults.\n", ahd_name(ahd));  in ahd_configure_termination()
690 			       ahd_name(ahd));  in ahd_configure_termination()
698 		       "Using Defaults.\n", ahd_name(ahd));  in ahd_configure_termination()
705 	sxfrctl1 = ahd_inb(ahd, SXFRCTL1) & ~STPWEN;  in ahd_configure_termination()
706 	ahd->flags &= ~AHD_TERM_ENB_A;  in ahd_configure_termination()
708 		ahd->flags |= AHD_TERM_ENB_A;  in ahd_configure_termination()
712 	ahd_outb(ahd, SXFRCTL1, sxfrctl1|STPWEN);  in ahd_configure_termination()
713 	ahd_outb(ahd, SXFRCTL1, sxfrctl1);  in ahd_configure_termination()
715 	error = ahd_write_flexport(ahd, FLXADDR_TERMCTL, termctl);  in ahd_configure_termination()
718 		       ahd_name(ahd));  in ahd_configure_termination()
721 		       ahd_name(ahd),  in ahd_configure_termination()
725 		       ahd_name(ahd),  in ahd_configure_termination()
729 		       ahd_name(ahd),  in ahd_configure_termination()
733 		       ahd_name(ahd),  in ahd_configure_termination()
791 ahd_pci_intr(struct ahd_softc *ahd)  in ahd_pci_intr()  argument
800 	intstat = ahd_inb(ahd, INTSTAT);  in ahd_pci_intr()
803 		ahd_pci_split_intr(ahd, intstat);  in ahd_pci_intr()
808 	printk("%s: PCI error Interrupt\n", ahd_name(ahd));  in ahd_pci_intr()
809 	saved_modes = ahd_save_modes(ahd);  in ahd_pci_intr()
810 	ahd_dump_card_state(ahd);  in ahd_pci_intr()
811 	ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG);  in ahd_pci_intr()
816 		pci_status[i] = ahd_inb(ahd, reg);  in ahd_pci_intr()
818 		ahd_outb(ahd, reg, pci_status[i]);  in ahd_pci_intr()
835 				printk(s, ahd_name(ahd), pci_status_source[i]);  in ahd_pci_intr()
839 	pci_status1 = ahd_pci_read_config(ahd->dev_softc,  in ahd_pci_intr()
841 	ahd_pci_write_config(ahd->dev_softc, PCIR_STATUS + 1,  in ahd_pci_intr()
843 	ahd_restore_modes(ahd, saved_modes);  in ahd_pci_intr()
844 	ahd_outb(ahd, CLRINT, CLRPCIINT);  in ahd_pci_intr()
845 	ahd_unpause(ahd);  in ahd_pci_intr()
849 ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat)  in ahd_pci_split_intr()  argument
863 	pcix_status = ahd_pci_read_config(ahd->dev_softc, PCIXR_STATUS,  in ahd_pci_split_intr()
866 	       ahd_name(ahd), pcix_status);  in ahd_pci_split_intr()
867 	saved_modes = ahd_save_modes(ahd);  in ahd_pci_split_intr()
869 		ahd_set_modes(ahd, i, i);  in ahd_pci_split_intr()
871 		split_status[i] = ahd_inb(ahd, DCHSPLTSTAT0);  in ahd_pci_split_intr()
872 		split_status1[i] = ahd_inb(ahd, DCHSPLTSTAT1);  in ahd_pci_split_intr()
874 		ahd_outb(ahd, DCHSPLTSTAT0, split_status[i]);  in ahd_pci_split_intr()
875 		ahd_outb(ahd, DCHSPLTSTAT1, split_status1[i]);  in ahd_pci_split_intr()
878 		sg_split_status[i] = ahd_inb(ahd, SGSPLTSTAT0);  in ahd_pci_split_intr()
879 		sg_split_status1[i] = ahd_inb(ahd, SGSPLTSTAT1);  in ahd_pci_split_intr()
881 		ahd_outb(ahd, SGSPLTSTAT0, sg_split_status[i]);  in ahd_pci_split_intr()
882 		ahd_outb(ahd, SGSPLTSTAT1, sg_split_status1[i]);  in ahd_pci_split_intr()
891 				printk(split_status_strings[bit], ahd_name(ahd),  in ahd_pci_split_intr()
898 				printk(split_status_strings[bit], ahd_name(ahd), "SG");  in ahd_pci_split_intr()
904 	ahd_pci_write_config(ahd->dev_softc, PCIXR_STATUS,  in ahd_pci_split_intr()
906 	ahd_outb(ahd, CLRINT, CLRSPLTINT);  in ahd_pci_split_intr()
907 	ahd_restore_modes(ahd, saved_modes);  in ahd_pci_split_intr()
911 ahd_aic7901_setup(struct ahd_softc *ahd)  in ahd_aic7901_setup()  argument
914 	ahd->chip = AHD_AIC7901;  in ahd_aic7901_setup()
915 	ahd->features = AHD_AIC7901_FE;  in ahd_aic7901_setup()
916 	return (ahd_aic790X_setup(ahd));  in ahd_aic7901_setup()
920 ahd_aic7901A_setup(struct ahd_softc *ahd)  in ahd_aic7901A_setup()  argument
923 	ahd->chip = AHD_AIC7901A;  in ahd_aic7901A_setup()
924 	ahd->features = AHD_AIC7901A_FE;  in ahd_aic7901A_setup()
925 	return (ahd_aic790X_setup(ahd));  in ahd_aic7901A_setup()
929 ahd_aic7902_setup(struct ahd_softc *ahd)  in ahd_aic7902_setup()  argument
931 	ahd->chip = AHD_AIC7902;  in ahd_aic7902_setup()
932 	ahd->features = AHD_AIC7902_FE;  in ahd_aic7902_setup()
933 	return (ahd_aic790X_setup(ahd));  in ahd_aic7902_setup()
937 ahd_aic790X_setup(struct ahd_softc *ahd)  in ahd_aic790X_setup()  argument
942 	pci = ahd->dev_softc;  in ahd_aic790X_setup()
946 		       ahd_name(ahd), rev);  in ahd_aic790X_setup()
950 	ahd->channel = ahd_get_pci_function(pci) + 'A';  in ahd_aic790X_setup()
955 		ahd->bugs |= AHD_SENT_SCB_UPDATE_BUG|AHD_ABORT_LQI_BUG  in ahd_aic790X_setup()
970 		AHD_SET_PRECOMP(ahd, AHD_PRECOMP_CUTBACK_29);  in ahd_aic790X_setup()
972 		if ((ahd->flags & AHD_HP_BOARD) == 0)  in ahd_aic790X_setup()
973 			AHD_SET_SLEWRATE(ahd, AHD_SLEWRATE_DEF_REVA);  in ahd_aic790X_setup()
979 		ahd->features |= AHD_RTI|AHD_NEW_IOCELL_OPTS  in ahd_aic790X_setup()
982 		ahd->bugs |= AHD_LQOOVERRUN_BUG|AHD_EARLY_REQ_BUG;  in ahd_aic790X_setup()
986 			ahd->features |= AHD_AIC79XXB_SLOWCRC;  in ahd_aic790X_setup()
991 		if ((ahd->features & AHD_MULTI_FUNC) != 0)  in ahd_aic790X_setup()
992 			ahd->bugs |= AHD_INTCOLLISION_BUG|AHD_ABORT_LQI_BUG;  in ahd_aic790X_setup()
997 		AHD_SET_PRECOMP(ahd, AHD_PRECOMP_CUTBACK_29);  in ahd_aic790X_setup()
998 		AHD_SET_SLEWRATE(ahd, AHD_SLEWRATE_DEF_REVB);  in ahd_aic790X_setup()
999 		AHD_SET_AMPLITUDE(ahd, AHD_AMPLITUDE_DEF);  in ahd_aic790X_setup()