106 lines
3.1 KiB
C
106 lines
3.1 KiB
C
/* $NetBSD: sm_ifpga.c,v 1.2 2013/02/23 08:23:03 skrll Exp $ */
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/*-
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* Copyright (c) 2013 Sergio Lopez <slp@sinrega.org>
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* All rights reserved.
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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: sm_ifpga.c,v 1.2 2013/02/23 08:23:03 skrll 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 <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 <machine/intr.h>
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#include <sys/bus.h>
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#include <dev/mii/mii.h>
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#include <dev/mii/miivar.h>
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#include <dev/ic/smc91cxxreg.h>
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#include <dev/ic/smc91cxxvar.h>
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#include <evbarm/ifpga/ifpgareg.h>
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#include <evbarm/ifpga/ifpgavar.h>
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static int sm_ifpga_match(device_t, cfdata_t, void *);
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static void sm_ifpga_attach(device_t, device_t, void *);
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struct sm_ifpga_softc {
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struct smc91cxx_softc sc_sm;
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void *ih;
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};
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CFATTACH_DECL_NEW(sm_ifpga, sizeof(struct sm_ifpga_softc), sm_ifpga_match,
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sm_ifpga_attach, NULL, NULL);
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static int
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sm_ifpga_match(device_t parent, cfdata_t match, void *aux)
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{
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struct ifpga_attach_args *ifa = aux;
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if (ifa->ifa_addr == IFPGA_SMC911_BASE)
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return 1;
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return 0;
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}
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static void
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sm_ifpga_attach(device_t parent, device_t self, void *aux)
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{
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struct sm_ifpga_softc *isc = device_private(self);
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struct smc91cxx_softc *sc = &isc->sc_sm;
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struct ifpga_attach_args *ifa = aux;
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bus_space_tag_t bst = ifa->ifa_iot;
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bus_space_handle_t bsh;
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/* map i/o space */
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if (bus_space_map(bst, ifa->ifa_addr, SMC_IOSIZE, 0, &bsh) != 0) {
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aprint_error(": sm_ifpga_attach: can't map i/o space");
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return;
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}
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isc->ih = ifpga_intr_establish(ifa->ifa_irq, IPL_NET, smc91cxx_intr, sc);
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if (isc->ih == NULL) {
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aprint_error(": couldn't establish interrupt\n");
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bus_space_unmap(bst, bsh, SMC_IOSIZE);
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return;
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}
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aprint_normal("\n");
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/* fill in master sc */
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sc->sc_dev = self;
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sc->sc_bst = bst;
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sc->sc_bsh = bsh;
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sc->sc_flags = SMC_FLAGS_ENABLED;
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smc91cxx_attach(sc, NULL);
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}
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