sys/arch/sgimips/mace/com_mace.c

   1 /*      $NetBSD: com_mace.c,v 1.7 2008/03/14 15:09:10 cube Exp $        */
   2
   3 /*
   4  * Copyright (c) 2000 Soren S. Jorvang
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *          This product includes software developed for the
  18  *          NetBSD Project.  See http://www.NetBSD.org/ for
  19  *          information about NetBSD.
  20  * 4. The name of the author may not be used to endorse or promote products
  21  *    derived from this software without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  26  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  27  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  28  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  30  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  32  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33  */
  34
  35 #include <sys/cdefs.h>
  36 __KERNEL_RCSID(0, "$NetBSD: com_mace.c,v 1.7 2008/03/14 15:09:10 cube Exp $");
  37
  38 #include <sys/param.h>
  39 #include <sys/systm.h>
  40 #include <sys/ioctl.h>
  41 #include <sys/select.h>
  42 #include <sys/tty.h>
  43 #include <sys/proc.h>
  44 #include <sys/file.h>
  45 #include <sys/uio.h>
  46 #include <sys/kernel.h>
  47 #include <sys/syslog.h>
  48 #include <sys/types.h>
  49 #include <sys/device.h>
  50
  51 #include <machine/cpu.h>
  52 #include <machine/locore.h>
  53 #include <machine/autoconf.h>
  54 #include <machine/bus.h>
  55 #include <machine/machtype.h>
  56
  57 #include <sgimips/mace/macevar.h>
  58
  59 #include <dev/arcbios/arcbios.h>
  60 #include <dev/arcbios/arcbiosvar.h>
  61
  62 #include <dev/ic/comreg.h>
  63 #include <dev/ic/comvar.h>
  64
  65 struct com_mace_softc {
  66         struct com_softc sc_com;
  67
  68         /* XXX intr cookie */
  69 };
  70
  71 static int      com_mace_match(device_t, cfdata_t , void *);
  72 static void     com_mace_attach(device_t, device_t, void *);
  73
  74 CFATTACH_DECL_NEW(com_mace, sizeof(struct com_mace_softc),
  75     com_mace_match, com_mace_attach, NULL, NULL);
  76
  77 static int
  78 com_mace_match(device_t parent, cfdata_t match, void *aux)
  79 {
  80         return 1;
  81 }
  82
  83 static void
  84 com_mace_attach(device_t parent, device_t self, void *aux)
  85 {
  86         struct com_mace_softc *msc = device_private(self);
  87         struct com_softc *sc = &msc->sc_com;
  88         struct mace_attach_args *maa = aux;
  89         bus_space_handle_t      ioh;
  90
  91         sc->sc_dev = self;
  92
  93         /*
  94          * XXX should check com_is_console() and
  95          * XXX use bus_space_map().
  96          */
  97         ioh = maa->maa_sh + maa->maa_offset;
  98         /* note that ioh on mac is *also* the iobase address */
  99         COM_INIT_REGS(sc->sc_regs, maa->maa_st, ioh, ioh);
 100
 101         sc->sc_frequency = COM_FREQ;
 102
 103         delay(10000);
 104         com_attach_subr(sc);
 105         delay(10000);
 106
 107         cpu_intr_establish(maa->maa_intr, maa->maa_intrmask, comintr, sc);
 108
 109         return;
 110 }