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/* $OpenBSD: iha_pci.c,v 1.19 2021/03/05 12:40:13 jsg Exp $ */
/*-------------------------------------------------------------------------
*
* Device driver for the INI-9XXXU/UW or INIC-940/950 PCI SCSI Controller.
*
* Written for 386bsd and FreeBSD by
* Winston Hung <winstonh@initio.com>
*
* Copyright (c) 1997-1999 Initio Corp
* Copyright (c) 2000-2002 Ken Westerback
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
* without modification, immediately at the beginning of the file.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*
*-------------------------------------------------------------------------
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcivar.h>
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#include <dev/ic/iha.h>
int iha_pci_probe(struct device *, void *, void *);
void iha_pci_attach(struct device *, struct device *, void *);
struct cfattach iha_pci_ca = {
sizeof(struct iha_softc), iha_pci_probe, iha_pci_attach
};
struct cfdriver iha_cd = {
NULL, "iha", DV_DULL
};
struct scsi_adapter iha_switch = {
iha_scsi_cmd, NULL, NULL, NULL, NULL
};
int
iha_pci_probe(struct device *parent, void *match, void *aux)
{
struct pci_attach_args *pa = aux;
if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_INITIO)
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_INITIO_INIC940:
case PCI_PRODUCT_INITIO_INIC941:
case PCI_PRODUCT_INITIO_INIC950:
return (1);
}
if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_DTCTECH)
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_DTCTECH_DMX3194U:
return (1);
}
return (0);
}
void
iha_pci_attach(struct device *parent, struct device *self, void *aux)
{
struct pci_attach_args *pa = aux;
struct scsibus_attach_args saa;
bus_space_handle_t ioh;
pci_intr_handle_t ih;
struct iha_softc *sc = (void *)self;
bus_space_tag_t iot;
const char *intrstr;
int ioh_valid;
/*
* XXX - Tried memory mapping (using code from adw and ahc)
* rather that IO mapping, but it didn't work at all..
*/
ioh_valid = pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0,
&iot, &ioh, NULL, NULL, 0);
if (ioh_valid != 0) {
printf("%s: unable to map registers\n", sc->sc_dev.dv_xname);
return;
}
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = pa->pa_dmat;
if (pci_intr_map(pa, &ih)) {
printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname);
return;
}
intrstr = pci_intr_string(pa->pa_pc, ih);
sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, iha_intr, sc,
sc->sc_dev.dv_xname);
if (sc->sc_ih == NULL) {
printf(": couldn't establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
} else {
if (intrstr != NULL)
printf(": %s\n", intrstr);
if (iha_init_tulip(sc) == 0) {
saa.saa_adapter_softc = sc;
saa.saa_adapter = &iha_switch;
saa.saa_adapter_target = sc->sc_id;
saa.saa_adapter_buswidth = sc->sc_maxtargets;
saa.saa_luns = 8;
saa.saa_openings = 4; /* # xs's allowed per device */
saa.saa_pool = &sc->sc_iopool;
saa.saa_quirks = saa.saa_flags = 0;
saa.saa_wwpn = saa.saa_wwnn = 0;
config_found(&sc->sc_dev, &saa, scsiprint);
}
}
}
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