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/* $OpenBSD: dpt_pci.c,v 1.1 1999/11/30 07:55:56 cmetz Exp $ */
/* $NetBSD: dpt_pci.c,v 1.2 1999/09/29 17:33:02 ad Exp $ */
/*
* Copyright (c) 1999 Andy Doran <ad@NetBSD.org>
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
*/
/*
* PCI front-end for DPT EATA SCSI driver.
*/
#include <sys/cdefs.h>
#ifdef __NetBSD__
__KERNEL_RCSID(0, "$NetBSD: dpt_pci.c,v 1.2 1999/09/29 17:33:02 ad Exp $");
#endif /* __NetBSD__ */
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/queue.h>
#include <sys/proc.h>
#include <machine/endian.h>
#include <machine/bus.h>
#ifdef __NetBSD__
#include <dev/scsipi/scsi_all.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsiconf.h>
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#endif /* __OpenBSD__ */
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcivar.h>
#include <dev/ic/dptreg.h>
#include <dev/ic/dptvar.h>
#define PCI_CBMA 0x14 /* Configuration base memory address */
#define PCI_CBIO 0x10 /* Configuration base I/O address */
#ifdef __NetBSD__
int dpt_pci_match __P((struct device *, struct cfdata *, void *));
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
int dpt_pci_match __P((struct device *, void *, void *));
#endif /* __OpenBSD__ */
void dpt_pci_attach __P((struct device *, struct device *, void *));
struct cfattach dpt_pci_ca = {
sizeof(struct dpt_softc), dpt_pci_match, dpt_pci_attach
};
int
dpt_pci_match(parent, match, aux)
struct device *parent;
#ifdef __NetBSD__
struct cfdata *match;
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
void *match;
#endif /* __OpenBSD__ */
void *aux;
{
struct pci_attach_args *pa = (struct pci_attach_args *) aux;
if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_DPT &&
PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_DPT_SC_RAID)
return (1);
return (0);
}
void
dpt_pci_attach(parent, self, aux)
struct device *parent;
struct device *self;
void *aux;
{
struct pci_attach_args *pa;
struct dpt_softc *sc;
pci_chipset_tag_t pc;
pci_intr_handle_t ih;
const char *intrstr;
pcireg_t csr;
sc = (struct dpt_softc *)self;
pa = (struct pci_attach_args *)aux;
pc = pa->pa_pc;
printf(": ");
if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, &sc->sc_iot,
&sc->sc_ioh, NULL, NULL)) {
printf("can't map i/o space\n");
return;
}
sc->sc_dmat = pa->pa_dmat;
/* Enable the device. */
csr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
csr | PCI_COMMAND_MASTER_ENABLE);
/* Map and establish the interrupt. */
if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin,
pa->pa_intrline, &ih)) {
printf("can't map interrupt\n");
return;
}
intrstr = pci_intr_string(pc, ih);
#ifdef __NetBSD__
sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, dpt_intr, sc);
#endif /* __NetBSD__ */
#ifdef __OpenBSD__
sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, dpt_intr, sc,
sc->sc_dv.dv_xname);
#endif /* __OpenBSD__ */
if (sc->sc_ih == NULL) {
printf("can't establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
return;
}
/* Read the EATA configuration */
if (dpt_readcfg(sc)) {
printf("%s: readcfg failed - see dpt(4)\n",
sc->sc_dv.dv_xname);
return;
}
/* Now attach to the bus-independant code */
dpt_init(sc, intrstr);
}
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