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/* $OpenBSD: bha_pci.c,v 1.8 2007/04/10 17:47:55 miod Exp $ */
/* $NetBSD: bha_pci.c,v 1.16 1998/08/15 10:10:53 mycroft Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Charles M. Hannum.
*
* 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.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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 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/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
#include <dev/ic/bhareg.h>
#include <dev/ic/bhavar.h>
#define PCI_CBIO 0x10
int bha_pci_match(struct device *, void *, void *);
void bha_pci_attach(struct device *, struct device *, void *);
struct cfattach bha_pci_ca = {
sizeof(struct bha_softc), bha_pci_match, bha_pci_attach
};
const struct pci_matchid bha_pci_devices[] = {
{ PCI_VENDOR_BUSLOGIC, PCI_PRODUCT_BUSLOGIC_MULTIMASTER_NC },
{ PCI_VENDOR_BUSLOGIC, PCI_PRODUCT_BUSLOGIC_MULTIMASTER },
};
/*
* Check the slots looking for a board we recognise
* If we find one, note its address (slot) and call
* the actual probe routine to check it out.
*/
int
bha_pci_match(parent, match, aux)
struct device *parent;
void *match, *aux;
{
struct pci_attach_args *pa = aux;
bus_space_tag_t iot;
bus_space_handle_t ioh;
bus_size_t iosize;
int rv;
if (pci_matchbyid(pa, bha_pci_devices,
sizeof(bha_pci_devices)/sizeof(bha_pci_devices[0])) == 0)
return (0);
if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh,
NULL, &iosize, 0))
return (0);
rv = bha_find(iot, ioh, NULL);
bus_space_unmap(iot, ioh, iosize);
return (rv);
}
/*
* Attach all the sub-devices we can find
*/
void
bha_pci_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct pci_attach_args *pa = aux;
struct bha_softc *sc = (void *)self;
bus_space_tag_t iot;
bus_space_handle_t ioh;
bus_size_t iosize;
struct bha_probe_data bpd;
pci_chipset_tag_t pc = pa->pa_pc;
pci_intr_handle_t ih;
const char *model, *intrstr;
if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BUSLOGIC_MULTIMASTER_NC)
model = "BusLogic 9xxC SCSI";
else if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_BUSLOGIC_MULTIMASTER)
model = "BusLogic 9xxC SCSI";
else
model = "unknown model!";
if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh,
NULL, &iosize, 0)) {
printf(": unable to map I/O space\n");
return;
}
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = pa->pa_dmat;
if (!bha_find(iot, ioh, &bpd)) {
printf(": bha_find failed\n");
bus_space_unmap(iot, ioh, iosize);
return;
}
sc->sc_dmaflags = 0;
if (pci_intr_map(pa, &ih)) {
printf(": couldn't map interrupt\n");
bus_space_unmap(iot, ioh, iosize);
return;
}
intrstr = pci_intr_string(pc, ih);
sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, bha_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");
bus_space_unmap(iot, ioh, iosize);
return;
}
printf(": %s, %s\n", intrstr, model);
bha_attach(sc, &bpd);
bha_disable_isacompat(sc);
}
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