text: /*	$NetBSD: xmi.c,v 1.2 2001/11/13 06:08:32 lukem Exp $	*/
  
  /*
   * Copyright (c) 2000 Ludd, University of Lule}, Sweden. 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. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *      This product includes software developed at Ludd, University of
   *      Lule}, Sweden and its contributors.
   * 4. 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.
   */
  
  /*
   * XMI specific routines.
   */
  
  #include <sys/cdefs.h>
  __KERNEL_RCSID(0, "$NetBSD: xmi.c,v 1.2 2001/11/13 06:08:32 lukem Exp $");
  
  #include <sys/param.h>
  #include <sys/systm.h>
  #include <sys/device.h>
  
  #include <machine/bus.h>
  #include <machine/cpu.h>
  
  #include <dev/xmi/xmireg.h>
  #include <dev/xmi/xmivar.h>
  
  static int xmi_print(void *, const char *);
  
  struct xmi_list xmi_list[] = {
  	{XMIDT_KA62, 0, "ka6200"},
  	{XMIDT_KA64, 1, "ka6400"},
  	{XMIDT_KA65, 0, "ka6500"},
  	{XMIDT_KA66, 0, "ka6600"},
  	{XMIDT_MS62, 1, "ms62"},
  	{XMIDT_DWMBA, 1, "dwmba"},
  	{0,0,0}
  };
  
  int
  xmi_print(void *aux, const char *name)
  {
  	struct xmi_attach_args *xa = aux;
  	struct xmi_list *xl;
  
  	for (xl = &xmi_list[0]; xl->xl_nr; xl++)
  		if (xl->xl_nr == bus_space_read_2(xa->xa_iot, xa->xa_ioh, 0))
  			break;
  
  	if (name) {
  		if (xl->xl_nr == 0)
  			printf("unknown device 0x%x",
  			    bus_space_read_2(xa->xa_iot, xa->xa_ioh, 0));
  		else
  			printf(xl->xl_name);
  		printf(" at %s", name);
  	}
  	printf(" node %d", xa->xa_nodenr);
  	return xl->xl_havedriver ? UNCONF : UNSUPP;
  }
  
  static	int lastiv = 0;
  
  void
  xmi_attach(struct xmi_softc *sc)
  {
  	struct xmi_attach_args xa;
  	int nodenr;
  
  	printf("\n");
  
  	xa.xa_iot = sc->sc_iot;
  	xa.xa_busnr = sc->sc_busnr;
  	xa.xa_dmat = sc->sc_dmat;
  	xa.xa_intcpu = sc->sc_intcpu;
  	/*
  	 * Interrupt numbers. All vectors from 256-512 are free, use
  	 * them for XMI devices and just count them up.
  	 * Above 512 are only interrupt vectors for unibus devices.
  	 *
  	 * The XMI nodespace is giant in size. Only map in the first
  	 * page here and map more (if needed) in the device itself.
  	 */
  	for (nodenr = 0; nodenr < NNODEXMI; nodenr++) {
  		if (bus_space_map(sc->sc_iot, sc->sc_addr + XMI_NODE(nodenr),
  		    NBPG, 0, &xa.xa_ioh)) {
  			printf("xmi_attach: bus_space_map failed, node %d\n", 
  			    nodenr);
  			return;
  		}
  		if (badaddr((caddr_t)xa.xa_ioh, 4)) {
  			bus_space_unmap(sc->sc_iot, xa.xa_ioh, NBPG);
  			continue;
  		}
  		xa.xa_nodenr = nodenr;
  		xa.xa_ivec = 256 + lastiv;
  		lastiv += 4;
  		config_found(&sc->sc_dev, &xa, xmi_print);
  	}
  }
  