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/* $OpenBSD: sli_pci.c,v 1.5 2016/01/09 14:39:19 jsg Exp $ */
/*
* Copyright (c) 2007 David Gwynne <dlg@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#include <dev/ic/slireg.h>
#include <dev/ic/slivar.h>
int sli_pci_match(struct device *, void *, void *);
void sli_pci_attach(struct device *, struct device *, void *);
int sli_pci_detach(struct device *, int);
struct sli_pci_softc {
struct sli_softc psc_sli;
pci_chipset_tag_t psc_pc;
pcitag_t psc_tag;
void *psc_ih;
};
struct cfattach sli_pci_ca = {
sizeof(struct sli_pci_softc),
sli_pci_match,
sli_pci_attach,
sli_pci_detach
};
static const struct pci_matchid sli_pci_devices[] = {
{ PCI_VENDOR_EMULEX, PCI_PRODUCT_EMULEX_LP8000 }
};
int
sli_pci_match(struct device *parent, void *match, void *aux)
{
return (pci_matchbyid((struct pci_attach_args *)aux, sli_pci_devices,
sizeof(sli_pci_devices) / sizeof(sli_pci_devices[0])));
}
void
sli_pci_attach(struct device *parent, struct device *self, void *aux)
{
struct sli_pci_softc *psc = (struct sli_pci_softc *)self;
struct sli_softc *sc = &psc->psc_sli;
struct pci_attach_args *pa = aux;
pcireg_t memtype;
pci_intr_handle_t ih;
psc->psc_pc = pa->pa_pc;
psc->psc_tag = pa->pa_tag;
psc->psc_ih = NULL;
sc->sc_dmat = pa->pa_dmat;
sc->sc_ios_slim = 0;
sc->sc_ios_reg = 0;
memtype = pci_mapreg_type(psc->psc_pc, psc->psc_tag,
SLI_PCI_BAR_SLIM);
if (pci_mapreg_map(pa, SLI_PCI_BAR_SLIM, memtype, 0,
&sc->sc_iot_slim, &sc->sc_ioh_slim, NULL,
&sc->sc_ios_slim, 0) != 0) {
printf(": unable to map SLIM bar\n");
return;
}
memtype = pci_mapreg_type(psc->psc_pc, psc->psc_tag,
SLI_PCI_BAR_REGISTER);
if (pci_mapreg_map(pa, SLI_PCI_BAR_REGISTER, memtype, 0,
&sc->sc_iot_reg, &sc->sc_ioh_reg, NULL,
&sc->sc_ios_reg, 0) != 0) {
printf(": unable to map REGISTER bar\n");
goto unmap_slim;
}
if (pci_intr_map(pa, &ih)) {
printf(": unable to map interrupt\n");
goto unmap_reg;
}
printf(": %s", pci_intr_string(psc->psc_pc, ih));
if (sli_attach(sc) != 0) {
/* error already printed by sli_attach() */
goto unmap_reg;
}
psc->psc_ih = pci_intr_establish(psc->psc_pc, ih, IPL_BIO,
sli_intr, sc, DEVNAME(sc));
if (psc->psc_ih == NULL) {
printf("%s: unable to establish interrupt\n", DEVNAME(sc));
goto detach;
}
return;
detach:
sli_detach(sc, DETACH_FORCE|DETACH_QUIET);
unmap_reg:
bus_space_unmap(sc->sc_iot_reg, sc->sc_ioh_reg, sc->sc_ios_reg);
sc->sc_ios_reg = 0;
unmap_slim:
bus_space_unmap(sc->sc_iot_slim, sc->sc_ioh_slim, sc->sc_ios_slim);
sc->sc_ios_slim = 0;
}
int
sli_pci_detach(struct device *self, int flags)
{
struct sli_pci_softc *psc = (struct sli_pci_softc *)self;
struct sli_softc *sc = &psc->psc_sli;
int rv;
rv = sli_detach(sc, flags);
if (rv != 0)
return (rv);
return (0);
}
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