cons.c revision 1.4.2.2
1 1.4.2.2 tsutsui /* $NetBSD: cons.c,v 1.4.2.2 2007/08/03 13:15:57 tsutsui Exp $ */ 2 1.4.2.2 tsutsui 3 1.4.2.2 tsutsui /* 4 1.4.2.2 tsutsui * Copyright (c) 1990, 1993 5 1.4.2.2 tsutsui * The Regents of the University of California. All rights reserved. 6 1.4.2.2 tsutsui * 7 1.4.2.2 tsutsui * This code is derived from software contributed to Berkeley by 8 1.4.2.2 tsutsui * the Systems Programming Group of the University of Utah Computer 9 1.4.2.2 tsutsui * Science Department. 10 1.4.2.2 tsutsui * 11 1.4.2.2 tsutsui * Redistribution and use in source and binary forms, with or without 12 1.4.2.2 tsutsui * modification, are permitted provided that the following conditions 13 1.4.2.2 tsutsui * are met: 14 1.4.2.2 tsutsui * 1. Redistributions of source code must retain the above copyright 15 1.4.2.2 tsutsui * notice, this list of conditions and the following disclaimer. 16 1.4.2.2 tsutsui * 2. Redistributions in binary form must reproduce the above copyright 17 1.4.2.2 tsutsui * notice, this list of conditions and the following disclaimer in the 18 1.4.2.2 tsutsui * documentation and/or other materials provided with the distribution. 19 1.4.2.2 tsutsui * 3. Neither the name of the University nor the names of its contributors 20 1.4.2.2 tsutsui * may be used to endorse or promote products derived from this software 21 1.4.2.2 tsutsui * without specific prior written permission. 22 1.4.2.2 tsutsui * 23 1.4.2.2 tsutsui * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 1.4.2.2 tsutsui * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 1.4.2.2 tsutsui * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 1.4.2.2 tsutsui * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 1.4.2.2 tsutsui * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 1.4.2.2 tsutsui * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 1.4.2.2 tsutsui * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 1.4.2.2 tsutsui * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 1.4.2.2 tsutsui * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 1.4.2.2 tsutsui * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 1.4.2.2 tsutsui * SUCH DAMAGE. 34 1.4.2.2 tsutsui * 35 1.4.2.2 tsutsui * from: Utah Hdr: cons.c 1.7 92/02/28 36 1.4.2.2 tsutsui * 37 1.4.2.2 tsutsui * @(#)cons.c 8.1 (Berkeley) 6/10/93 38 1.4.2.2 tsutsui */ 39 1.4.2.2 tsutsui /* 40 1.4.2.2 tsutsui * Copyright (c) 1988 University of Utah. 41 1.4.2.2 tsutsui * 42 1.4.2.2 tsutsui * This code is derived from software contributed to Berkeley by 43 1.4.2.2 tsutsui * the Systems Programming Group of the University of Utah Computer 44 1.4.2.2 tsutsui * Science Department. 45 1.4.2.2 tsutsui * 46 1.4.2.2 tsutsui * Redistribution and use in source and binary forms, with or without 47 1.4.2.2 tsutsui * modification, are permitted provided that the following conditions 48 1.4.2.2 tsutsui * are met: 49 1.4.2.2 tsutsui * 1. Redistributions of source code must retain the above copyright 50 1.4.2.2 tsutsui * notice, this list of conditions and the following disclaimer. 51 1.4.2.2 tsutsui * 2. Redistributions in binary form must reproduce the above copyright 52 1.4.2.2 tsutsui * notice, this list of conditions and the following disclaimer in the 53 1.4.2.2 tsutsui * documentation and/or other materials provided with the distribution. 54 1.4.2.2 tsutsui * 3. All advertising materials mentioning features or use of this software 55 1.4.2.2 tsutsui * must display the following acknowledgement: 56 1.4.2.2 tsutsui * This product includes software developed by the University of 57 1.4.2.2 tsutsui * California, Berkeley and its contributors. 58 1.4.2.2 tsutsui * 4. Neither the name of the University nor the names of its contributors 59 1.4.2.2 tsutsui * may be used to endorse or promote products derived from this software 60 1.4.2.2 tsutsui * without specific prior written permission. 61 1.4.2.2 tsutsui * 62 1.4.2.2 tsutsui * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 63 1.4.2.2 tsutsui * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 64 1.4.2.2 tsutsui * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 65 1.4.2.2 tsutsui * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 66 1.4.2.2 tsutsui * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 67 1.4.2.2 tsutsui * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 68 1.4.2.2 tsutsui * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 69 1.4.2.2 tsutsui * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 70 1.4.2.2 tsutsui * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 71 1.4.2.2 tsutsui * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 72 1.4.2.2 tsutsui * SUCH DAMAGE. 73 1.4.2.2 tsutsui * 74 1.4.2.2 tsutsui * from: Utah Hdr: cons.c 1.7 92/02/28 75 1.4.2.2 tsutsui * 76 1.4.2.2 tsutsui * @(#)cons.c 8.1 (Berkeley) 6/10/93 77 1.4.2.2 tsutsui */ 78 1.4.2.2 tsutsui 79 1.4.2.2 tsutsui #include <lib/libsa/stand.h> 80 1.4.2.2 tsutsui 81 1.4.2.2 tsutsui #include "boot.h" 82 1.4.2.2 tsutsui #include "cons.h" 83 1.4.2.2 tsutsui 84 1.4.2.2 tsutsui #ifdef CONS_SERIAL 85 1.4.2.2 tsutsui void siocnprobe(struct consdev *); 86 1.4.2.2 tsutsui void siocninit(struct consdev *); 87 1.4.2.2 tsutsui void siocnputchar(void *, int); 88 1.4.2.2 tsutsui int siocngetchar(void *); 89 1.4.2.2 tsutsui int siocnscan(void *); 90 1.4.2.2 tsutsui # include "ns16550.h" 91 1.4.2.2 tsutsui # ifndef COMPORT 92 1.4.2.2 tsutsui # define COMPORT COM1 93 1.4.2.2 tsutsui # endif 94 1.4.2.2 tsutsui # ifndef COMSPEED 95 1.4.2.2 tsutsui # define COMSPEED 9600 96 1.4.2.2 tsutsui # endif 97 1.4.2.2 tsutsui #endif 98 1.4.2.2 tsutsui 99 1.4.2.2 tsutsui struct consdev constab[] = { 100 1.4.2.2 tsutsui #ifdef CONS_SERIAL 101 1.4.2.2 tsutsui { "com", COMPORT, COMSPEED, 102 1.4.2.2 tsutsui siocnprobe, siocninit, siocngetchar, siocnputchar, siocnscan }, 103 1.4.2.2 tsutsui #endif 104 1.4.2.2 tsutsui { 0 } 105 1.4.2.2 tsutsui }; 106 1.4.2.2 tsutsui 107 1.4.2.2 tsutsui struct consdev *cn_tab; 108 1.4.2.2 tsutsui 109 1.4.2.2 tsutsui char * 110 1.4.2.2 tsutsui cninit(int *addr, int *speed) 111 1.4.2.2 tsutsui { 112 1.4.2.2 tsutsui register struct consdev *cp; 113 1.4.2.2 tsutsui 114 1.4.2.2 tsutsui cn_tab = NULL; 115 1.4.2.2 tsutsui for (cp = constab; cp->cn_probe; cp++) { 116 1.4.2.2 tsutsui (*cp->cn_probe)(cp); 117 1.4.2.2 tsutsui if (cp->cn_pri > CN_DEAD && 118 1.4.2.2 tsutsui (cn_tab == NULL || cp->cn_pri > cn_tab->cn_pri)) 119 1.4.2.2 tsutsui cn_tab = cp; 120 1.4.2.2 tsutsui } 121 1.4.2.2 tsutsui if (cn_tab) { 122 1.4.2.2 tsutsui (*cn_tab->cn_init)(cn_tab); 123 1.4.2.2 tsutsui *addr = cn_tab->address; 124 1.4.2.2 tsutsui *speed = cn_tab->speed; 125 1.4.2.2 tsutsui return cn_tab->cn_name; 126 1.4.2.2 tsutsui } 127 1.4.2.2 tsutsui 128 1.4.2.2 tsutsui return NULL; 129 1.4.2.2 tsutsui } 130 1.4.2.2 tsutsui 131 1.4.2.2 tsutsui int 132 1.4.2.2 tsutsui cngetc(void) 133 1.4.2.2 tsutsui { 134 1.4.2.2 tsutsui 135 1.4.2.2 tsutsui if (cn_tab) 136 1.4.2.2 tsutsui return (*cn_tab->cn_getc)(cn_tab->cn_dev); 137 1.4.2.2 tsutsui return 0; 138 1.4.2.2 tsutsui } 139 1.4.2.2 tsutsui 140 1.4.2.2 tsutsui void 141 1.4.2.2 tsutsui cnputc(int c) 142 1.4.2.2 tsutsui { 143 1.4.2.2 tsutsui 144 1.4.2.2 tsutsui if (cn_tab) 145 1.4.2.2 tsutsui (*cn_tab->cn_putc)(cn_tab->cn_dev, c); 146 1.4.2.2 tsutsui } 147 1.4.2.2 tsutsui 148 1.4.2.2 tsutsui int 149 1.4.2.2 tsutsui cnscan(void) 150 1.4.2.2 tsutsui { 151 1.4.2.2 tsutsui 152 1.4.2.2 tsutsui if (cn_tab) 153 1.4.2.2 tsutsui return (*cn_tab->cn_scan)(cn_tab->cn_dev); 154 1.4.2.2 tsutsui return 0; 155 1.4.2.2 tsutsui } 156 1.4.2.2 tsutsui 157 1.4.2.2 tsutsui #ifdef CONS_FB 158 1.4.2.2 tsutsui /* 159 1.4.2.2 tsutsui * frame buffer console 160 1.4.2.2 tsutsui */ 161 1.4.2.2 tsutsui void 162 1.4.2.2 tsutsui fbcnprobe(struct consdev *cp) 163 1.4.2.2 tsutsui { 164 1.4.2.2 tsutsui 165 1.4.2.2 tsutsui cp->cn_pri = CN_INTERNAL; 166 1.4.2.2 tsutsui } 167 1.4.2.2 tsutsui 168 1.4.2.2 tsutsui void 169 1.4.2.2 tsutsui fbcninit(struct consdev *cp) 170 1.4.2.2 tsutsui { 171 1.4.2.2 tsutsui 172 1.4.2.2 tsutsui video_init((uint8_t *)cp->address); 173 1.4.2.2 tsutsui kbdreset(); 174 1.4.2.2 tsutsui } 175 1.4.2.2 tsutsui 176 1.4.2.2 tsutsui int 177 1.4.2.2 tsutsui fbcngetchar(void *dev) 178 1.4.2.2 tsutsui { 179 1.4.2.2 tsutsui 180 1.4.2.2 tsutsui return kbd_getc(); 181 1.4.2.2 tsutsui } 182 1.4.2.2 tsutsui 183 1.4.2.2 tsutsui void 184 1.4.2.2 tsutsui fbcnputchar(void *dev, int c) 185 1.4.2.2 tsutsui { 186 1.4.2.2 tsutsui 187 1.4.2.2 tsutsui video_putc(c); 188 1.4.2.2 tsutsui } 189 1.4.2.2 tsutsui 190 1.4.2.2 tsutsui int 191 1.4.2.2 tsutsui fbcnscan(void *dev) 192 1.4.2.2 tsutsui { 193 1.4.2.2 tsutsui 194 1.4.2.2 tsutsui return kbd(1); 195 1.4.2.2 tsutsui } 196 1.4.2.2 tsutsui #endif /* CONS_FB */ 197 1.4.2.2 tsutsui 198 1.4.2.2 tsutsui #ifdef CONS_VGA 199 1.4.2.2 tsutsui /* 200 1.4.2.2 tsutsui * VGA console 201 1.4.2.2 tsutsui */ 202 1.4.2.2 tsutsui void 203 1.4.2.2 tsutsui vgacnprobe(struct consdev *cp) 204 1.4.2.2 tsutsui { 205 1.4.2.2 tsutsui 206 1.4.2.2 tsutsui cp->cn_pri = CN_NORMAL; 207 1.4.2.2 tsutsui } 208 1.4.2.2 tsutsui 209 1.4.2.2 tsutsui void 210 1.4.2.2 tsutsui vgacninit(struct consdev *cp) 211 1.4.2.2 tsutsui { 212 1.4.2.2 tsutsui 213 1.4.2.2 tsutsui vga_reset((uint8_t *)cp->address); 214 1.4.2.2 tsutsui vga_init((uint8_t *)cp->address); 215 1.4.2.2 tsutsui kbdreset(); 216 1.4.2.2 tsutsui } 217 1.4.2.2 tsutsui 218 1.4.2.2 tsutsui int 219 1.4.2.2 tsutsui vgacngetchar(void *dev) 220 1.4.2.2 tsutsui { 221 1.4.2.2 tsutsui 222 1.4.2.2 tsutsui return kbd_getc(); 223 1.4.2.2 tsutsui } 224 1.4.2.2 tsutsui 225 1.4.2.2 tsutsui void 226 1.4.2.2 tsutsui vgacnputchar(void *dev, int c) 227 1.4.2.2 tsutsui { 228 1.4.2.2 tsutsui 229 1.4.2.2 tsutsui vga_putc(c); 230 1.4.2.2 tsutsui } 231 1.4.2.2 tsutsui 232 1.4.2.2 tsutsui int 233 1.4.2.2 tsutsui vgacnscan(void *dev) 234 1.4.2.2 tsutsui { 235 1.4.2.2 tsutsui 236 1.4.2.2 tsutsui return kbd(1); 237 1.4.2.2 tsutsui } 238 1.4.2.2 tsutsui #endif /* CONS_VGA */ 239 1.4.2.2 tsutsui 240 1.4.2.2 tsutsui #ifdef CONS_SERIAL 241 1.4.2.2 tsutsui /* 242 1.4.2.2 tsutsui * serial console 243 1.4.2.2 tsutsui */ 244 1.4.2.2 tsutsui void 245 1.4.2.2 tsutsui siocnprobe(struct consdev *cp) 246 1.4.2.2 tsutsui { 247 1.4.2.2 tsutsui 248 1.4.2.2 tsutsui if (*((uint32_t *)COMPROBE) != 0) 249 1.4.2.2 tsutsui cp->cn_pri = CN_REMOTE; 250 1.4.2.2 tsutsui } 251 1.4.2.2 tsutsui 252 1.4.2.2 tsutsui void 253 1.4.2.2 tsutsui siocninit(struct consdev *cp) 254 1.4.2.2 tsutsui { 255 1.4.2.2 tsutsui 256 1.4.2.2 tsutsui cp->cn_dev = (void *)NS16550_init(cp->address, cp->speed); 257 1.4.2.2 tsutsui } 258 1.4.2.2 tsutsui 259 1.4.2.2 tsutsui int 260 1.4.2.2 tsutsui siocngetchar(void *dev) 261 1.4.2.2 tsutsui { 262 1.4.2.2 tsutsui 263 1.4.2.2 tsutsui return NS16550_getc((struct NS16550 *)dev); 264 1.4.2.2 tsutsui } 265 1.4.2.2 tsutsui 266 1.4.2.2 tsutsui void 267 1.4.2.2 tsutsui siocnputchar(void *dev, int c) 268 1.4.2.2 tsutsui { 269 1.4.2.2 tsutsui 270 1.4.2.2 tsutsui if (c == '\n') 271 1.4.2.2 tsutsui NS16550_putc((struct NS16550 *)dev, '\r'); 272 1.4.2.2 tsutsui NS16550_putc((struct NS16550 *)dev, c); 273 1.4.2.2 tsutsui } 274 1.4.2.2 tsutsui 275 1.4.2.2 tsutsui int 276 1.4.2.2 tsutsui siocnscan(void *dev) 277 1.4.2.2 tsutsui { 278 1.4.2.2 tsutsui 279 1.4.2.2 tsutsui return NS16550_scankbd((struct NS16550 *)dev); 280 1.4.2.2 tsutsui } 281 1.4.2.2 tsutsui #endif /* CONS_SERIAL */ 282
Indexes created Mon Oct 20 11:09:49 GMT 2025