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ite_compat.c revision 1.1.2.2 
      1 /*	$NetBSD: ite_compat.c,v 1.1.2.2 2000/02/07 08:20:48 scottr Exp $	*/
      2 
      3 /*
      4  * Copyright (C) 2000 Scott Reynolds
      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. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #include "ite.h"
     31 
     32 #include <sys/param.h>
     33 #include <sys/systm.h>
     34 #include <sys/conf.h>
     35 #include <sys/device.h>
     36 #include <sys/ioctl.h>
     37 
     38 #include <machine/cpu.h>
     39 #include <machine/iteioctl.h>
     40 #include <mac68k/dev/itevar.h>
     41 
     42 cdev_decl(ite);
     43 cdev_decl(wsdisplay);
     44 void		iteattach __P((int));
     45 
     46 dev_t		wscdev;
     47 static int	bell_freq = 1880;
     48 static int	bell_length = 10;
     49 static int	bell_volume = 100;
     50 
     51 
     52 /*ARGSUSED*/
     53 void
     54 iteattach(n)
     55 	int n;
     56 {
     57 	/* Do nothing; there's only one console. */
     58 }
     59 
     60 /*ARGSUSED*/
     61 void
     62 ite_attach(parent, dev)
     63 	struct device *parent;
     64 	dev_t dev;
     65 {
     66 	wscdev = dev;
     67 }
     68 
     69 /*
     70  * Tty handling functions
     71  */
     72 
     73 int
     74 iteopen(dev, mode, devtype, p)
     75 	dev_t dev;
     76 	int mode;
     77 	int devtype;
     78 	struct proc *p;
     79 {
     80 	return wsdisplayopen(wscdev, mode, devtype, p);
     81 }
     82 
     83 int
     84 iteclose(dev, flag, mode, p)
     85 	dev_t dev;
     86 	int flag;
     87 	int mode;
     88 	struct proc *p;
     89 {
     90 	return wsdisplayclose(wscdev, flag, mode, p);
     91 }
     92 
     93 int
     94 iteread(dev, uio, flag)
     95 	dev_t dev;
     96 	struct uio *uio;
     97 	int flag;
     98 {
     99 	return wsdisplayread(wscdev, uio, flag);
    100 }
    101 
    102 int
    103 itewrite(dev, uio, flag)
    104 	dev_t dev;
    105 	struct uio *uio;
    106 	int flag;
    107 {
    108 	return wsdisplaywrite(wscdev, uio, flag);
    109 }
    110 
    111 struct tty *
    112 itetty(dev)
    113 	dev_t dev;
    114 {
    115 	return wsdisplaytty(wscdev);
    116 }
    117 
    118 void
    119 itestop(struct tty *tp, int flag)
    120 {
    121 }
    122 
    123 int
    124 iteioctl(dev, cmd, addr, flag, p)
    125 	dev_t dev;
    126 	u_long cmd;
    127 	caddr_t addr;
    128 	int flag;
    129 	struct proc *p;
    130 {
    131 	switch (cmd) {
    132 	case ITEIOC_RINGBELL:
    133 		return mac68k_ring_bell(bell_freq, bell_length, bell_volume);
    134 	case ITEIOC_SETBELL:
    135 		{
    136 			struct bellparams *bp = (void *)addr;
    137 
    138 			/* Do some sanity checks. */
    139 			if (bp->freq < 10 || bp->freq > 40000)
    140 				return (EINVAL);
    141 			if (bp->len < 0 || bp->len > 3600)
    142 				return (EINVAL);
    143 			if (bp->vol < 0 || bp->vol > 100)
    144 				return (EINVAL);
    145 
    146 			bell_freq = bp->freq;
    147 			bell_length = bp->len;
    148 			bell_volume = bp->vol;
    149 			return (0);
    150 		}
    151 	case ITEIOC_GETBELL:
    152 		{
    153 			struct bellparams *bp = (void *)addr;
    154 
    155 			bell_freq = bp->freq;
    156 			bell_length = bp->len;
    157 			bell_volume = bp->vol;
    158 			return (0);
    159 		}
    160 	default:
    161 		return wsdisplayioctl(wscdev, cmd, addr, flag, p);
    162 	}
    163 
    164 	return (ENOTTY);
    165 }
    166