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/* $OpenBSD: if_fxp_pci.c,v 1.68 2024/05/24 06:02:53 jsg Exp $ */
/*
* Copyright (c) 1995, David Greenman
* All rights reserved.
*
* Modifications to support NetBSD:
* Copyright (c) 1997 Jason R. Thorpe. 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 unmodified, 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.
*
* Id: if_fxp.c,v 1.55 1998/08/04 08:53:12 dg Exp
*/
/*
* Intel EtherExpress Pro/100B PCI Fast Ethernet driver
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/timeout.h>
#include <net/if.h>
#include <net/if_media.h>
#include <netinet/in.h>
#include <sys/device.h>
#include <netinet/if_ether.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/mii/miivar.h>
#include <dev/ic/fxpreg.h>
#include <dev/ic/fxpvar.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcidevs.h>
int fxp_pci_match(struct device *, void *, void *);
void fxp_pci_attach(struct device *, struct device *, void *);
int fxp_pci_detach(struct device *, int);
struct fxp_pci_softc {
struct fxp_softc psc_softc;
pci_chipset_tag_t psc_pc;
bus_size_t psc_mapsize;
};
const struct cfattach fxp_pci_ca = {
sizeof(struct fxp_pci_softc), fxp_pci_match, fxp_pci_attach,
fxp_pci_detach, fxp_activate
};
const struct pci_matchid fxp_pci_devices[] = {
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_8255X },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82552 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82559 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82559ER },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562EH_HPNA_0 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562EH_HPNA_1 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562EH_HPNA_2 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_0 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_1 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_2 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_3 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_4 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_5 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_6 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_7 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_8 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_0 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_1 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_2 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_3 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_4 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_5 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_6 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_7 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_8 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_9 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_10 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_11 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_12 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_13 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_14 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_15 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_16 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_17 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_18 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_19 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_M },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801DB_LAN },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801E_LAN_1 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801E_LAN_2 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801FB_LAN },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801FB_LAN_2 },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801FBM_LAN },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801GB_LAN },
{ PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801GB_LAN_2 },
};
int
fxp_pci_match(struct device *parent, void *match, void *aux)
{
return (pci_matchbyid((struct pci_attach_args *)aux, fxp_pci_devices,
nitems(fxp_pci_devices)));
}
void
fxp_pci_attach(struct device *parent, struct device *self, void *aux)
{
struct fxp_pci_softc *psc = (void *)self;
struct fxp_softc *sc = &psc->psc_softc;
struct pci_attach_args *pa = aux;
pci_chipset_tag_t pc = pa->pa_pc;
pci_intr_handle_t ih;
const char *chipname = NULL;
const char *intrstr = NULL;
if (pci_mapreg_map(pa, FXP_PCI_IOBA, PCI_MAPREG_TYPE_IO, 0,
&sc->sc_st, &sc->sc_sh, NULL, &psc->psc_mapsize, 0)) {
printf(": can't map i/o space\n");
return;
}
psc->psc_pc = pa->pa_pc;
sc->sc_dmat = pa->pa_dmat;
sc->sc_revision = PCI_REVISION(pa->pa_class);
/*
* Allocate our interrupt.
*/
if (pci_intr_map(pa, &ih)) {
printf(": couldn't map interrupt\n");
bus_space_unmap(sc->sc_st, sc->sc_sh, psc->psc_mapsize);
return;
}
intrstr = pci_intr_string(pc, ih);
sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, fxp_intr, sc,
self->dv_xname);
if (sc->sc_ih == NULL) {
printf(": couldn't establish interrupt");
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
bus_space_unmap(sc->sc_st, sc->sc_sh, psc->psc_mapsize);
return;
}
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_INTEL_8255X:
case PCI_PRODUCT_INTEL_82559:
case PCI_PRODUCT_INTEL_82559ER:
chipname = "i82557";
if (sc->sc_revision >= FXP_REV_82558_A4)
chipname = "i82558";
if (sc->sc_revision >= FXP_REV_82559_A0)
chipname = "i82559";
if (sc->sc_revision >= FXP_REV_82559S_A)
chipname = "i82559S";
if (sc->sc_revision >= FXP_REV_82550)
chipname = "i82550";
if (sc->sc_revision >= FXP_REV_82551_E)
chipname = "i82551";
break;
case PCI_PRODUCT_INTEL_82552:
chipname = "i82552";
break;
default:
chipname = "i82562";
break;
}
if (chipname != NULL)
printf(", %s", chipname);
/*
* Cards for which we should WRITE TO THE EEPROM
* to turn off dynamic standby mode to avoid
* a problem where the card will fail to resume when
* entering the IDLE state. We use this nasty if statement
* and corresponding pci dev numbers directly so that people
* know not to add new cards to this unless you are really
* certain what you are doing and are not going to end up
* killing people's eeproms.
*/
if ((PCI_VENDOR(pa->pa_id) == PCI_VENDOR_INTEL) &&
(PCI_PRODUCT(pa->pa_id) == 0x2449 ||
(PCI_PRODUCT(pa->pa_id) > 0x1030 &&
PCI_PRODUCT(pa->pa_id) < 0x1039) ||
(PCI_PRODUCT(pa->pa_id) == 0x1229 &&
(sc->sc_revision >= 8 && sc->sc_revision <= 16))))
sc->sc_flags |= FXPF_DISABLE_STANDBY;
/*
* enable PCI Memory Write and Invalidate command
*/
if (sc->sc_revision >= FXP_REV_82558_A4)
if (PCI_CACHELINE(pci_conf_read(pa->pa_pc, pa->pa_tag,
PCI_BHLC_REG))) {
pci_conf_write(pa->pa_pc, pa->pa_tag,
PCI_COMMAND_STATUS_REG,
PCI_COMMAND_INVALIDATE_ENABLE |
pci_conf_read(pa->pa_pc, pa->pa_tag,
PCI_COMMAND_STATUS_REG));
sc->sc_flags |= FXPF_MWI_ENABLE;
}
/* Do generic parts of attach. */
if (fxp_attach(sc, intrstr)) {
/* Failed! */
pci_intr_disestablish(pc, sc->sc_ih);
bus_space_unmap(sc->sc_st, sc->sc_sh, psc->psc_mapsize);
return;
}
}
int
fxp_pci_detach(struct device *self, int flags)
{
struct fxp_pci_softc *psc = (void *)self;
struct fxp_softc *sc = &psc->psc_softc;
if (sc->sc_ih != NULL)
pci_intr_disestablish(psc->psc_pc, sc->sc_ih);
fxp_detach(sc);
bus_space_unmap(sc->sc_st, sc->sc_sh, psc->psc_mapsize);
return (0);
}
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