text: /*	$OpenBSD: if_sm_nubus.c,v 1.3 2009/03/29 21:53:52 sthen Exp $	*/
  /*	$NetBSD: if_sm_nubus.c,v 1.2 2000/08/01 13:08:39 briggs Exp $	*/
  
  /*
   * Copyright (c) 2000 Allen Briggs.
   * 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, 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. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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 <sys/param.h>
  #include <sys/device.h>
  #include <sys/errno.h>
  #include <sys/ioctl.h>
  #include <sys/socket.h>
  #include <sys/syslog.h>
  #include <sys/systm.h>
  
  #include <net/if.h>
  
  #ifdef INET
  #include <netinet/in.h>
  #include <netinet/if_ether.h>
  #endif
  
  #include <machine/bus.h>
  #include <machine/viareg.h>
  
  #include <net/if_media.h>
  
  #include <dev/mii/mii.h>
  #include <dev/mii/miivar.h>
  
  #include <dev/ic/smc91cxxreg.h>
  #include <dev/ic/smc91cxxvar.h>
  
  #include <mac68k/dev/nubus.h>
  
  static int	sm_nubus_match(struct device *, void *, void *);
  static void	sm_nubus_attach(struct device *, struct device *, void *);
  
  struct cfattach sm_nubus_ca = {
  	sizeof(struct smc91cxx_softc), sm_nubus_match, sm_nubus_attach
  };
  
  static int
  sm_nubus_match(parent, cf, aux)
  	struct device *parent;
  	void *cf;
  	void *aux;
  {
  	struct nubus_attach_args *na = (struct nubus_attach_args *) aux;
  	bus_space_handle_t bsh;
  	int rv;
  
  	if (bus_space_map(na->na_tag,
  	    NUBUS_SLOT2PA(na->slot), NBMEMSIZE, 0, &bsh))
  		return (0);
  
  	rv = 0;
  
  	if (na->category == NUBUS_CATEGORY_NETWORK &&
  	    na->type == NUBUS_TYPE_ETHERNET) {
  		switch (na->drsw) {
  	    	case NUBUS_DRSW_FOCUS:
  	    	case NUBUS_DRSW_ASANTEF:
  			rv = 1;
  			break;
  		default:
  			rv = 0;
  			break;
  		}
  	}
  
  	bus_space_unmap(na->na_tag, bsh, NBMEMSIZE);
  
  	return rv;
  }
  
  /*
   * Install interface into kernel networking data structures
   */
  static void
  sm_nubus_attach(parent, self, aux)
  	struct device *parent, *self;
  	void   *aux;
  {
  	struct smc91cxx_softc *smc = (struct smc91cxx_softc *) self;
  	struct nubus_attach_args *na = (struct nubus_attach_args *)aux;
  	bus_space_tag_t	bst = na->na_tag;
  	bus_space_handle_t bsh, prom_bsh;
  	u_int8_t myaddr[ETHER_ADDR_LEN];
  	int i, success;
  	char *cardtype;
  
  	bst = na->na_tag;
  	if (bus_space_map(bst, NUBUS_SLOT2PA(na->slot), NBMEMSIZE, 0, &bsh)) {
  		printf(": can't map mem space.\n");
  		return;
  	}
  
  	mac68k_bus_space_handle_swapped(bst, &bsh);
  
  	smc->sc_bst = bst;
  	smc->sc_bsh = bsh;
  
  	cardtype = nubus_get_card_name(bst, bsh, na->fmt);
  
  	success = 0;
  
  	switch (na->drsw) {
  	case NUBUS_DRSW_FOCUS:
  		if (bus_space_subregion(bst, bsh, 0xFF8000, 0x20, &prom_bsh)) {
  			printf(": can't map EEPROM space\n");
  			break;
  		}
  
  		success = 1;
  		break;
  	case NUBUS_DRSW_ASANTEF:
  		if (bus_space_subregion(bst, bsh, 0xFE0000, 0x20, &prom_bsh)) {
  			printf(": can't map EEPROM space\n");
  			break;
  		}
  
  		success = 1;
  		break;
  	}
  
  	if (!success) {
  		bus_space_unmap(bst, bsh, NBMEMSIZE);
  		return;
  	}
  	for (i=0 ; i<6 ; i++) {
  		myaddr[i] = bus_space_read_1(bst, prom_bsh, i*4);
  	}
  
  	smc->sc_flags |= SMC_FLAGS_ENABLED;
  
  	printf(": %s", cardtype);
  
  	smc91cxx_attach(smc, myaddr);
  
  	add_nubus_intr(na->slot, IPL_NET, smc91cxx_intr, smc,
  	    smc->sc_dev.dv_xname);
  }
  