1 /* $NetBSD: maccons.c,v 1.9 2007/10/17 19:55:13 garbled Exp $ */ 2 3 /* 4 * Copyright (C) 1999 Scott Reynolds. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: maccons.c,v 1.9 2007/10/17 19:55:13 garbled Exp $"); 31 32 #include "wsdisplay.h" 33 #include "wskbd.h" 34 #include "zsc.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/conf.h> 39 40 #include <machine/autoconf.h> 41 #include <machine/cpu.h> 42 43 #include <machine/video.h> 44 #include <dev/cons.h> 45 #include <dev/wscons/wskbdvar.h> 46 #include <dev/wscons/wsdisplayvar.h> 47 #include <mac68k/dev/macfbvar.h> 48 #include <mac68k/dev/akbdvar.h> 49 50 void maccnprobe(struct consdev *); 51 void maccninit(struct consdev *); 52 int maccngetc(dev_t); 53 void maccnputc(dev_t, int); 54 void maccnpollc(dev_t, int); 55 56 static int maccons_initted = (-1); 57 58 void 59 maccnprobe(struct consdev *cp) 60 { 61 #if NWSDISPLAY > 0 62 extern const struct cdevsw wsdisplay_cdevsw; 63 int maj, unit; 64 #endif 65 66 cp->cn_dev = NODEV; 67 cp->cn_pri = CN_NORMAL; 68 69 #if NWSDISPLAY > 0 70 unit = 0; 71 maj = cdevsw_lookup_major(&wsdisplay_cdevsw); 72 if (maj != -1) { 73 cp->cn_pri = CN_INTERNAL; 74 cp->cn_dev = makedev(maj, unit); 75 } 76 #endif 77 } 78 79 void 80 maccninit(struct consdev *cp) 81 { 82 /* 83 * XXX evil hack; see consinit() for an explanation. 84 * note: maccons_initted is initialized to (-1). 85 */ 86 if (++maccons_initted > 0) { 87 macfb_cnattach(mac68k_video.mv_phys); 88 akbd_cnattach(); 89 } 90 } 91 92 int 93 maccngetc (dev_t dev) 94 { 95 #if NWSKBD > 0 96 if (maccons_initted > 0) 97 return wskbd_cngetc(dev); 98 #endif 99 return 0; 100 } 101 102 void 103 maccnputc(dev_t dev, int c) 104 { 105 #if NZSC > 0 106 extern dev_t mac68k_zsdev; 107 extern int zscnputc(dev_t, int); 108 #endif 109 110 #if NWSDISPLAY > 0 111 if (maccons_initted > 0) 112 wsdisplay_cnputc(dev,c); 113 #endif 114 #if NZSC > 0 115 if (mac68k_machine.serial_boot_echo) 116 zscnputc(mac68k_zsdev, c); 117 #endif 118 } 119 120 void 121 maccnpollc(dev_t dev, int on) 122 { 123 #if NWSKBD > 0 124 if (maccons_initted > 0) 125 wskbd_cnpollc(dev,on); 126 #endif 127 } 128