diff options
Diffstat (limited to 'sys/dev/pci')
| -rw-r--r-- | sys/dev/pci/if_ne_pci.c | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/sys/dev/pci/if_ne_pci.c b/sys/dev/pci/if_ne_pci.c new file mode 100644 index 00000000000..82421a421d3 --- /dev/null +++ b/sys/dev/pci/if_ne_pci.c @@ -0,0 +1,244 @@ +/* $OpenBSD: if_ne_pci.c,v 1.1 1998/09/22 06:13:42 fgsch Exp $ */ +/* $NetBSD: if_ne_pci.c,v 1.8 1998/07/05 00:51:24 jonathan Exp $ */ + +/*- + * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, + * NASA Ames Research Center. + * + * 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 "bpfilter.h" + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/mbuf.h> +#include <sys/syslog.h> +#include <sys/socket.h> +#include <sys/device.h> + +#include <net/if.h> +#ifdef __NetBSD__ +#include <net/if_ether.h> +#endif +#include <net/if_media.h> + +#ifdef INET +#include <netinet/in.h> +#ifdef __NetBSD__ +#include <netinet/if_inarp.h> +#else +#include <netinet/if_ether.h> +#endif +#endif + +#include <machine/bus.h> +#include <machine/intr.h> + +#include <dev/pci/pcireg.h> +#include <dev/pci/pcivar.h> +#include <dev/pci/pcidevs.h> + +#include <dev/ic/dp8390reg.h> +#include <dev/ic/dp8390var.h> + +#include <dev/ic/ne2000reg.h> +#include <dev/ic/ne2000var.h> + +struct ne_pci_softc { + struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ + + /* PCI-specific goo */ + void *sc_ih; /* interrupt handle */ +}; + +int ne_pci_match __P((struct device *, void *, void *)); +void ne_pci_attach __P((struct device *, struct device *, void *)); + +struct cfattach ne_pci_ca = { + sizeof(struct ne_pci_softc), ne_pci_match, ne_pci_attach +}; + +struct ne_pci_compatdev { + pci_vendor_id_t vendor; + pci_product_id_t product; + char *name; +}; + +struct ne_pci_compatdev ne_pci_compatdevs[] = { + { PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RT8029, "Realtek 8029" }, + { PCI_VENDOR_WINBOND, PCI_PRODUCT_WINBOND_W89C940F, "Winbond 89C940F" }, + { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT86C926, + "VIA Technologies VT86C926" }, + { PCI_VENDOR_SURECOM, PCI_PRODUCT_SURECOM_NE34, "Surecom NE-34" }, + { PCI_VENDOR_NETVIN, PCI_PRODUCT_NETVIN_NV5000, "NetVin 5000" }, + /* XXX The following entries need sanity checking in pcidevs */ + { PCI_VENDOR_COMPEX, PCI_PRODUCT_COMPEX_COMPEXE, "Compex" }, + { PCI_VENDOR_WINBOND2, PCI_PRODUCT_WINBOND2_W89C940, "Winbond 89C940" }, + { PCI_VENDOR_KTI, PCI_PRODUCT_KTI_KTIE, "KTI" }, + { 0, 0, NULL }, +}; + +char *ne_pci_lookup __P((pcireg_t)); + +char * +ne_pci_lookup(id) + pcireg_t id; +{ + struct ne_pci_compatdev *nc; + + for (nc = ne_pci_compatdevs; nc->vendor != 0; nc++) { + if (PCI_VENDOR(id) == nc->vendor && + PCI_PRODUCT(id) == nc->product) + return (nc->name); + } + + return (NULL); +} + +/* + * PCI constants. + * XXX These should be in a common file! + */ +#define PCI_CBIO 0x10 /* Configuration Base IO Address */ + +int +ne_pci_match(parent, match, aux) + struct device *parent; + void *match, *aux; +{ + struct pci_attach_args *pa = aux; + + if (ne_pci_lookup(pa->pa_id) != NULL) + return (1); + + return (0); +} + +void +ne_pci_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct ne_pci_softc *psc = (struct ne_pci_softc *)self; + struct ne2000_softc *nsc = &psc->sc_ne2000; + struct dp8390_softc *dsc = &nsc->sc_dp8390; + struct pci_attach_args *pa = aux; + pci_chipset_tag_t pc = pa->pa_pc; +#ifndef __NetBSD__ + bus_addr_t iobase; + bus_size_t iosize; +#endif + bus_space_tag_t nict; + bus_space_handle_t nich; + bus_space_tag_t asict; + bus_space_handle_t asich; + const char *typestr = NULL, *intrstr; + pci_intr_handle_t ih; + pcireg_t csr; + + typestr = ne_pci_lookup(pa->pa_id); + if (typestr == NULL) { + printf(": unknown model?!\n"); + return; + } + + printf(": %s Ethernet\n", typestr); + +#ifdef __NetBSD__ + if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, + &nict, &nich, NULL, NULL)) { + printf("%s: can't map i/o space\n", dsc->sc_dev.dv_xname); + return; + } +#else + if (pci_io_find(pa, pa->pa_tag, PCI_CBIO, &iobase, &iosize)) { + printf("%s: can't find I/O base\n", dsc->sc_dev.dv_xname); + return; + } + + nict = pa->pa_iot; + + if (bus_space_map(nict, iobase, iosize, 0, &nich)) { + printf("%s: can't map I/O space\n", dsc->sc_dev.dv_xname); + return; + } +#endif + + asict = nict; + if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, + NE2000_ASIC_NPORTS, &asich)) { + printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname); + return; + } + + dsc->sc_regt = nict; + dsc->sc_regh = nich; + + nsc->sc_asict = asict; + nsc->sc_asich = asich; + + /* Enable the card. */ + csr = pci_conf_read(pc, pa->pa_tag, + PCI_COMMAND_STATUS_REG); + pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, + csr | PCI_COMMAND_MASTER_ENABLE); + + /* This interface is always enabled. */ + dsc->sc_enabled = 1; + + /* + * Do generic NE2000 attach. This will read the station address + * from the EEPROM. + */ + ne2000_attach(nsc, NULL); + + /* Map and establish the interrupt. */ + if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, + pa->pa_intrline, &ih)) { + printf("%s: couldn't map interrupt\n", dsc->sc_dev.dv_xname); + return; + } + intrstr = pci_intr_string(pc, ih); + psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, dp8390_intr, dsc, + dsc->sc_dev.dv_xname); + if (psc->sc_ih == NULL) { + printf("%s: couldn't establish interrupt", + dsc->sc_dev.dv_xname); + if (intrstr != NULL) + printf(" at %s", intrstr); + printf("\n"); + return; + } + printf("%s: interrupting at %s\n", dsc->sc_dev.dv_xname, intrstr); +} |