/* $OpenBSD: if_fxp_cardbus.c,v 1.38 2022/04/06 18:59:28 naddy Exp $ */ /* $NetBSD: if_fxp_cardbus.c,v 1.12 2000/05/08 18:23:36 thorpej Exp $ */ /* * Copyright (c) 1999 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Johan Danielsson. * * 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 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. */ /* * CardBus front-end for the Intel i8255x family of Ethernet chips. */ #include "bpfilter.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #if NBPFILTER > 0 #include #endif #include #include #include #include #include #include #include #include #include #include #include int fxp_cardbus_match(struct device *, void *, void *); void fxp_cardbus_attach(struct device *, struct device *, void *); int fxp_cardbus_detach(struct device *, int); void fxp_cardbus_setup(struct fxp_softc *); struct fxp_cardbus_softc { struct fxp_softc sc; cardbus_devfunc_t ct; pcitag_t ct_tag; pcireg_t base0_reg; pcireg_t base1_reg; bus_size_t size; pci_chipset_tag_t pc; }; const struct cfattach fxp_cardbus_ca = { sizeof(struct fxp_cardbus_softc), fxp_cardbus_match, fxp_cardbus_attach, fxp_cardbus_detach }; const struct pci_matchid fxp_cardbus_devices[] = { { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_8255X }, }; #ifdef CBB_DEBUG #define DPRINTF(X) printf X #else #define DPRINTF(X) #endif int fxp_cardbus_match(struct device *parent, void *match, void *aux) { return (cardbus_matchbyid((struct cardbus_attach_args *)aux, fxp_cardbus_devices, nitems(fxp_cardbus_devices))); } void fxp_cardbus_attach(struct device *parent, struct device *self, void *aux) { char intrstr[16]; struct fxp_softc *sc = (struct fxp_softc *) self; struct fxp_cardbus_softc *csc = (struct fxp_cardbus_softc *) self; struct cardbus_attach_args *ca = aux; struct cardbus_softc *psc = (struct cardbus_softc *)sc->sc_dev.dv_parent; cardbus_chipset_tag_t cc = psc->sc_cc; cardbus_function_tag_t cf = psc->sc_cf; bus_space_tag_t iot, memt; bus_space_handle_t ioh, memh; bus_addr_t adr; bus_size_t size; csc->ct = ca->ca_ct; csc->pc = ca->ca_pc; /* * Map control/status registers. */ if (Cardbus_mapreg_map(csc->ct, CARDBUS_BASE1_REG, PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, &adr, &size) == 0) { csc->base1_reg = adr | 1; sc->sc_st = iot; sc->sc_sh = ioh; csc->size = size; } else if (Cardbus_mapreg_map(csc->ct, CARDBUS_BASE0_REG, PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, &memt, &memh, &adr, &size) == 0) { csc->base0_reg = adr; sc->sc_st = memt; sc->sc_sh = memh; csc->size = size; } else panic("%s: failed to allocate mem and io space", __func__); sc->sc_dmat = ca->ca_dmat; #if 0 sc->sc_enable = fxp_cardbus_enable; sc->sc_disable = fxp_cardbus_disable; sc->sc_enabled = 0; #endif Cardbus_function_enable(csc->ct); fxp_cardbus_setup(sc); /* Map and establish the interrupt. */ sc->sc_ih = cardbus_intr_establish(cc, cf, psc->sc_intrline, IPL_NET, fxp_intr, sc, sc->sc_dev.dv_xname); if (NULL == sc->sc_ih) { printf(": couldn't establish interrupt"); printf("at %d\n", ca->ca_intrline); return; } snprintf(intrstr, sizeof(intrstr), "irq %d", ca->ca_intrline); sc->sc_revision = PCI_REVISION(ca->ca_class); fxp_attach(sc, intrstr); } void fxp_cardbus_setup(struct fxp_softc *sc) { struct fxp_cardbus_softc *csc = (struct fxp_cardbus_softc *) sc; struct cardbus_softc *psc = (struct cardbus_softc *) sc->sc_dev.dv_parent; cardbus_chipset_tag_t cc = psc->sc_cc; pci_chipset_tag_t pc = csc->pc; cardbus_function_tag_t cf = psc->sc_cf; pcireg_t command; csc->ct_tag = pci_make_tag(pc, csc->ct->ct_bus, csc->ct->ct_dev, csc->ct->ct_func); command = pci_conf_read(pc, csc->ct_tag, PCI_COMMAND_STATUS_REG); if (csc->base0_reg) { pci_conf_write(pc, csc->ct_tag, CARDBUS_BASE0_REG, csc->base0_reg); (cf->cardbus_ctrl) (cc, CARDBUS_MEM_ENABLE); command |= PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE; } else if (csc->base1_reg) { pci_conf_write(pc, csc->ct_tag, CARDBUS_BASE1_REG, csc->base1_reg); (cf->cardbus_ctrl) (cc, CARDBUS_IO_ENABLE); command |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MASTER_ENABLE); } (cf->cardbus_ctrl) (cc, CARDBUS_BM_ENABLE); /* enable the card */ pci_conf_write(pc, csc->ct_tag, PCI_COMMAND_STATUS_REG, command); } int fxp_cardbus_detach(struct device *self, int flags) { struct fxp_softc *sc = (struct fxp_softc *) self; struct fxp_cardbus_softc *csc = (struct fxp_cardbus_softc *) self; struct cardbus_devfunc *ct = csc->ct; int reg; cardbus_intr_disestablish(ct->ct_cc, ct->ct_cf, sc->sc_ih); fxp_detach(sc); if (csc->base0_reg) reg = CARDBUS_BASE0_REG; else reg = CARDBUS_BASE1_REG; Cardbus_mapreg_unmap(ct, reg, sc->sc_st, sc->sc_sh, csc->size); return (0); }