333 lines
9.0 KiB
C
333 lines
9.0 KiB
C
/* $NetBSD: if_mbe_pcmcia.c,v 1.47 2016/07/07 06:55:42 msaitoh Exp $ */
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/*-
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* Copyright (c) 1998, 2000, 2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Enami Tsugutomo.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: if_mbe_pcmcia.c,v 1.47 2016/07/07 06:55:42 msaitoh Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <net/if_ether.h>
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#include <net/if_media.h>
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#include <sys/intr.h>
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#include <sys/bus.h>
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#include <dev/ic/mb86960reg.h>
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#include <dev/ic/mb86960var.h>
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#include <dev/pcmcia/pcmciareg.h>
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#include <dev/pcmcia/pcmciavar.h>
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#include <dev/pcmcia/pcmciadevs.h>
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int mbe_pcmcia_match(device_t, cfdata_t, void *);
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int mbe_pcmcia_validate_config(struct pcmcia_config_entry *);
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void mbe_pcmcia_attach(device_t, device_t, void *);
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int mbe_pcmcia_detach(device_t, int);
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struct mbe_pcmcia_softc {
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struct mb86960_softc sc_mb86960; /* real "mb" softc */
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struct pcmcia_function *sc_pf; /* our PCMCIA function */
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void *sc_ih; /* interrupt cookie */
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int sc_state;
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#define MBE_PCMCIA_ATTACHED 3
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};
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CFATTACH_DECL_NEW(mbe_pcmcia, sizeof(struct mbe_pcmcia_softc),
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mbe_pcmcia_match, mbe_pcmcia_attach, mbe_pcmcia_detach, mb86960_activate);
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int mbe_pcmcia_enable(struct mb86960_softc *);
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void mbe_pcmcia_disable(struct mb86960_softc *);
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struct mbe_pcmcia_get_enaddr_args {
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uint8_t enaddr[ETHER_ADDR_LEN];
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int maddr;
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};
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int mbe_pcmcia_get_enaddr_from_cis(struct pcmcia_tuple *, void *);
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int mbe_pcmcia_get_enaddr_from_mem(struct mbe_pcmcia_softc *,
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struct mbe_pcmcia_get_enaddr_args *);
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int mbe_pcmcia_get_enaddr_from_io(struct mbe_pcmcia_softc *,
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struct mbe_pcmcia_get_enaddr_args *);
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static const struct mbe_pcmcia_product {
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struct pcmcia_product mpp_product;
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int mpp_enet_maddr;
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int mpp_flags;
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#define MBH10302 0x0001 /* FUJITSU MBH10302 */
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} mbe_pcmcia_products[] = {
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{ { PCMCIA_VENDOR_TDK, PCMCIA_PRODUCT_TDK_LAK_CD021BX,
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PCMCIA_CIS_TDK_LAK_CD021BX },
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-1, 0 },
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{ { PCMCIA_VENDOR_TDK, PCMCIA_PRODUCT_TDK_LAK_CF010,
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PCMCIA_CIS_TDK_LAK_CF010 },
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-1, 0 },
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#if 0 /* XXX 86960-based? */
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{ { PCMCIA_VENDOR_TDK, PCMCIA_PRODUCT_TDK_LAK_DFL9610,
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PCMCIA_CIS_TDK_DFL9610 },
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-1, MBH10302 /* XXX */ },
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#endif
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{ { PCMCIA_VENDOR_CONTEC, PCMCIA_PRODUCT_CONTEC_CNETPC,
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PCMCIA_CIS_CONTEC_CNETPC },
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-1, 0 },
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{ { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_LA501,
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PCMCIA_CIS_FUJITSU_LA501 },
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-1, 0 },
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{ { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_FMV_J181,
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PCMCIA_CIS_FUJITSU_FMV_J181 },
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-1, MBH10302 },
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{ { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_FMV_J182,
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PCMCIA_CIS_FUJITSU_FMV_J182 },
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0xf2c, 0 },
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{ { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_FMV_J182A,
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PCMCIA_CIS_FUJITSU_FMV_J182A },
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0x1cc, 0 },
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{ { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_ITCFJ182A,
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PCMCIA_CIS_FUJITSU_ITCFJ182A },
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0x1cc, 0 },
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{ { PCMCIA_VENDOR_FUJITSU, PCMCIA_PRODUCT_FUJITSU_LA10S,
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PCMCIA_CIS_FUJITSU_LA10S },
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-1, 0 },
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{ { PCMCIA_VENDOR_RATOC, PCMCIA_PRODUCT_RATOC_REX_R280,
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PCMCIA_CIS_RATOC_REX_R280 },
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0x1fc, 0 },
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};
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static const size_t mbe_pcmcia_nproducts = __arraycount(mbe_pcmcia_products);
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int
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mbe_pcmcia_match(device_t parent, cfdata_t cf, void *aux)
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{
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struct pcmcia_attach_args *pa = aux;
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if (pcmcia_product_lookup(pa, mbe_pcmcia_products,
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mbe_pcmcia_nproducts, sizeof(mbe_pcmcia_products[0]), NULL))
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return 1;
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return 0;
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}
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int
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mbe_pcmcia_validate_config(struct pcmcia_config_entry *cfe)
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{
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if (cfe->iftype != PCMCIA_IFTYPE_IO || cfe->num_iospace < 1)
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return EINVAL;
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return 0;
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}
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void
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mbe_pcmcia_attach(device_t parent, device_t self, void *aux)
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{
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struct mbe_pcmcia_softc *psc = device_private(self);
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struct mb86960_softc *sc = &psc->sc_mb86960;
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struct pcmcia_attach_args *pa = aux;
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struct pcmcia_config_entry *cfe;
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struct mbe_pcmcia_get_enaddr_args pgea;
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const struct mbe_pcmcia_product *mpp;
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int error;
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sc->sc_dev = self;
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psc->sc_pf = pa->pf;
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error = pcmcia_function_configure(pa->pf, mbe_pcmcia_validate_config);
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if (error) {
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aprint_error_dev(self, "configure failed, error=%d\n", error);
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return;
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}
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cfe = pa->pf->cfe;
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sc->sc_bst = cfe->iospace[0].handle.iot;
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sc->sc_bsh = cfe->iospace[0].handle.ioh;
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mpp = pcmcia_product_lookup(pa, mbe_pcmcia_products,
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mbe_pcmcia_nproducts, sizeof(mbe_pcmcia_products[0]), NULL);
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if (!mpp)
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panic("%s: impossible", __func__);
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/* Read station address from io/mem or CIS. */
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if (mpp->mpp_enet_maddr >= 0) {
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pgea.maddr = mpp->mpp_enet_maddr;
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if (mbe_pcmcia_get_enaddr_from_mem(psc, &pgea) != 0) {
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aprint_error_dev(self, "couldn't get ethernet address "
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"from memory\n");
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goto fail;
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}
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} else if (mpp->mpp_flags & MBH10302) {
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bus_space_write_1(sc->sc_bst, sc->sc_bsh, FE_MBH0 ,
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FE_MBH0_MASK | FE_MBH0_INTR_ENABLE);
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if (mbe_pcmcia_get_enaddr_from_io(psc, &pgea) != 0) {
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aprint_error_dev(self,
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"couldn't get ethernet address from i/o\n");
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goto fail;
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}
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} else {
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if (pa->pf->pf_funce_lan_nidlen != ETHER_ADDR_LEN) {
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aprint_error_dev(self,
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"couldn't get ethernet address from CIS\n");
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goto fail;
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}
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memcpy(pgea.enaddr, pa->pf->pf_funce_lan_nid, ETHER_ADDR_LEN);
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}
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/* Perform generic initialization. */
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if (mpp->mpp_flags & MBH10302)
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sc->sc_flags |= FE_FLAGS_MB86960;
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sc->sc_enable = mbe_pcmcia_enable;
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sc->sc_disable = mbe_pcmcia_disable;
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error = mbe_pcmcia_enable(sc);
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if (error)
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goto fail;
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mb86960_attach(sc, pgea.enaddr);
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mb86960_config(sc, NULL, 0, 0);
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mbe_pcmcia_disable(sc);
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psc->sc_state = MBE_PCMCIA_ATTACHED;
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return;
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fail:
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pcmcia_function_unconfigure(pa->pf);
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}
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int
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mbe_pcmcia_detach(device_t self, int flags)
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{
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struct mbe_pcmcia_softc *psc = device_private(self);
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int error;
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if (psc->sc_state != MBE_PCMCIA_ATTACHED)
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return 0;
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error = mb86960_detach(&psc->sc_mb86960);
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if (error)
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return error;
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pcmcia_function_unconfigure(psc->sc_pf);
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return 0;
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}
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int
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mbe_pcmcia_enable(struct mb86960_softc *sc)
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{
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struct mbe_pcmcia_softc *psc = (struct mbe_pcmcia_softc *)sc;
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int error;
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/* Establish the interrupt handler. */
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psc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, mb86960_intr,
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sc);
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if (!psc->sc_ih)
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return EIO;
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error = pcmcia_function_enable(psc->sc_pf);
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if (error) {
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pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
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psc->sc_ih = 0;
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}
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return error;
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}
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void
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mbe_pcmcia_disable(struct mb86960_softc *sc)
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{
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struct mbe_pcmcia_softc *psc = (struct mbe_pcmcia_softc *)sc;
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pcmcia_function_disable(psc->sc_pf);
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pcmcia_intr_disestablish(psc->sc_pf, psc->sc_ih);
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psc->sc_ih = 0;
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}
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int
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mbe_pcmcia_get_enaddr_from_io(struct mbe_pcmcia_softc *psc,
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struct mbe_pcmcia_get_enaddr_args *ea)
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{
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struct mb86960_softc *sc = &psc->sc_mb86960;
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int i;
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for (i = 0; i < ETHER_ADDR_LEN; i++)
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ea->enaddr[i] = bus_space_read_1(sc->sc_bst, sc->sc_bsh,
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FE_MBH_ENADDR + i);
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return 0;
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}
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int
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mbe_pcmcia_get_enaddr_from_mem(struct mbe_pcmcia_softc *psc,
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struct mbe_pcmcia_get_enaddr_args *ea)
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{
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struct mb86960_softc *sc = &psc->sc_mb86960;
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struct pcmcia_mem_handle pcmh;
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bus_size_t offset;
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int i, mwindow, rv = 1;
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if (ea->maddr < 0)
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goto bad_memaddr;
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if (pcmcia_mem_alloc(psc->sc_pf, ETHER_ADDR_LEN * 2, &pcmh)) {
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aprint_error_dev(sc->sc_dev, "can't alloc mem for enet addr\n");
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goto memalloc_failed;
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}
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if (pcmcia_mem_map(psc->sc_pf, PCMCIA_MEM_ATTR, ea->maddr,
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ETHER_ADDR_LEN * 2, &pcmh, &offset, &mwindow)) {
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aprint_error_dev(sc->sc_dev, "can't map mem for enet addr\n");
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goto memmap_failed;
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}
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for (i = 0; i < ETHER_ADDR_LEN; i++)
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ea->enaddr[i] = bus_space_read_1(pcmh.memt, pcmh.memh,
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offset + (i * 2));
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rv = 0;
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pcmcia_mem_unmap(psc->sc_pf, mwindow);
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memmap_failed:
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pcmcia_mem_free(psc->sc_pf, &pcmh);
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memalloc_failed:
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bad_memaddr:
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return rv;
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}
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