1/* $OpenBSD: bmc.c,v 1.3 2023/02/15 12:43:32 aoyama Exp $ */ 2/* $NetBSD: bmc.c,v 1.4 2013/01/21 11:58:12 tsutsui Exp $ */ 3 4/* 5 * Copyright (c) 1992 OMRON Corporation. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * OMRON Corporation. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)bmc.c 8.1 (Berkeley) 6/10/93 39 */ 40/* 41 * Copyright (c) 1992, 1993 42 * The Regents of the University of California. All rights reserved. 43 * 44 * This code is derived from software contributed to Berkeley by 45 * OMRON Corporation. 46 * 47 * Redistribution and use in source and binary forms, with or without 48 * modification, are permitted provided that the following conditions 49 * are met: 50 * 1. Redistributions of source code must retain the above copyright 51 * notice, this list of conditions and the following disclaimer. 52 * 2. Redistributions in binary form must reproduce the above copyright 53 * notice, this list of conditions and the following disclaimer in the 54 * documentation and/or other materials provided with the distribution. 55 * 3. Neither the name of the University nor the names of its contributors 56 * may be used to endorse or promote products derived from this software 57 * without specific prior written permission. 58 * 59 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 60 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 61 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 62 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 63 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 64 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 65 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 66 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 67 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 68 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 69 * SUCH DAMAGE. 70 * 71 * @(#)bmc.c 8.1 (Berkeley) 6/10/93 72 */ 73 74/* 75 * bmc.c -- bitmap console driver 76 * by A.Fujita, JUL-06-1992 77 */ 78 79#include <sys/param.h> 80#include <luna88k/stand/boot/samachdep.h> 81#include <luna88k/stand/boot/rcvbuf.h> 82 83/* 84 * Following are all routines needed for SIO to act as console 85 */ 86#include <dev/cons.h> 87 88void 89bmccnprobe(struct consdev *cp) 90{ 91 /* serial console enabled? */ 92 if ((dipswitch & 0x4000) == 0) { 93 cp->cn_pri = CN_DEAD; 94 return; 95 } 96 97 /* frame buffer missing? */ 98 if (nplane == 0) { 99 cp->cn_pri = CN_DEAD; 100 return; 101 } 102 103 /* initialize required fields */ 104 cp->cn_dev = 1; 105 cp->cn_pri = CN_LOWPRI; 106} 107 108void 109bmccninit(struct consdev *cp) 110{ 111 sioinit(); 112 bmdinit(); 113 draw_logo(); 114} 115 116int 117bmccngetc(dev_t dev) 118{ 119 int c, unit = 1, poll = (dev & 0x80) != 0; 120 121 siointr(unit); 122 123 if (poll) { 124 if (RBUF_EMPTY(unit)) 125 return 0; 126 PEEK_RBUF(unit, c); 127 return c; 128 } 129 130 while (RBUF_EMPTY(unit)) { 131 DELAY(1); 132 siointr(unit); 133 } 134 135 POP_RBUF(unit, c); 136 return c; 137} 138 139void 140bmccnputc(dev_t dev, int c) 141{ 142 bmdputc(c); 143} 144