nextdisplay.c revision 1.10
1 /* $NetBSD: nextdisplay.c,v 1.10 2002/09/11 07:06:17 mycroft Exp $ */ 2 3 /* 4 * Copyright (c) 1998 Matt DeBergalis 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 by Matt DeBergalis 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/kernel.h> 38 #include <sys/device.h> 39 #include <sys/malloc.h> 40 41 #include <machine/bus.h> 42 #include <machine/cpu.h> 43 44 #include <next68k/next68k/nextrom.h> 45 46 #include <next68k/dev/intiovar.h> 47 #include <next68k/dev/nextdisplayvar.h> 48 #include <dev/wscons/wsconsio.h> 49 50 #include <dev/rcons/raster.h> 51 #include <dev/wscons/wscons_raster.h> 52 #include <dev/wscons/wsdisplayvar.h> 53 54 extern int turbo; 55 56 int nextdisplay_match __P((struct device *, struct cfdata *, void *)); 57 void nextdisplay_attach __P((struct device *, struct device *, void *)); 58 59 struct cfattach nextdisplay_ca = { 60 sizeof(struct nextdisplay_softc), 61 nextdisplay_match, 62 nextdisplay_attach, 63 }; 64 65 const struct wsdisplay_emulops nextdisplay_mono_emulops = { 66 rcons_cursor, 67 rcons_mapchar, 68 rcons_putchar, 69 rcons_copycols, 70 rcons_erasecols, 71 rcons_copyrows, 72 rcons_eraserows, 73 rcons_allocattr 74 }; 75 76 struct wsscreen_descr nextdisplay_mono = { 77 "mono", 78 0, 0, /* will be filled in -- XXX shouldn't, it's global */ 79 &nextdisplay_mono_emulops, 80 0, 0 81 }; 82 83 struct wsscreen_descr nextdisplay_color = { 84 "color", 85 0, 0, /* again, filled in */ 86 &nextdisplay_mono_emulops, 87 0, 0 88 }; 89 90 const struct wsscreen_descr *_nextdisplay_scrlist_mono[] = { 91 &nextdisplay_mono, 92 }; 93 94 const struct wsscreen_descr *_nextdisplay_scrlist_color[] = { 95 &nextdisplay_color, 96 }; 97 98 const struct wsscreen_list nextdisplay_screenlist_mono = { 99 sizeof(_nextdisplay_scrlist_mono) / sizeof(struct wsscreen_descr *), 100 _nextdisplay_scrlist_mono 101 }; 102 103 const struct wsscreen_list nextdisplay_screenlist_color = { 104 sizeof(_nextdisplay_scrlist_color) / sizeof(struct wsscreen_descr *), 105 _nextdisplay_scrlist_color 106 }; 107 108 static int nextdisplay_ioctl __P((void *, u_long, caddr_t, int, struct proc *)); 109 static paddr_t nextdisplay_mmap __P((void *, off_t, int)); 110 static int nextdisplay_alloc_screen __P((void *, const struct wsscreen_descr *, 111 void **, int *, int *, long *)); 112 static void nextdisplay_free_screen __P((void *, void *)); 113 static int nextdisplay_show_screen __P((void *, void *, int, 114 void (*) (void *, int, int), void *)); 115 static int nextdisplay_load_font __P((void *, void *, struct wsdisplay_font *)); 116 117 const struct wsdisplay_accessops nextdisplay_accessops = { 118 nextdisplay_ioctl, 119 nextdisplay_mmap, 120 nextdisplay_alloc_screen, 121 nextdisplay_free_screen, 122 nextdisplay_show_screen, 123 nextdisplay_load_font 124 }; 125 126 void nextdisplay_init(struct nextdisplay_config *, int); 127 128 paddr_t nextdisplay_consaddr; 129 static int nextdisplay_is_console __P((paddr_t addr)); 130 131 static struct nextdisplay_config nextdisplay_console_dc; 132 133 static int 134 nextdisplay_is_console(paddr_t addr) 135 { 136 return (nextdisplay_console_dc.isconsole 137 && (addr == nextdisplay_consaddr)); 138 } 139 140 int 141 nextdisplay_match(parent, match, aux) 142 struct device *parent; 143 struct cfdata *match; 144 void *aux; 145 { 146 if ((rom_machine_type == NeXT_WARP9) 147 || (rom_machine_type == NeXT_X15) 148 || (rom_machine_type == NeXT_WARP9C) 149 || (rom_machine_type == NeXT_TURBO_MONO) 150 || (rom_machine_type == NeXT_TURBO_COLOR)) 151 return (1); 152 else 153 return (0); 154 } 155 156 void 157 nextdisplay_init(dc, color) 158 struct nextdisplay_config *dc; 159 int color; 160 { 161 struct raster *rap; 162 struct rcons *rcp; 163 paddr_t addr; 164 int i; 165 166 /* printf("in nextdisplay_init\n"); */ 167 168 if (color) 169 addr = (paddr_t)colorbase; 170 else 171 addr = (paddr_t)monobase; 172 173 dc->dc_vaddr = addr; 174 dc->dc_paddr = color ? COLORP(addr) : MONOP(addr); 175 dc->dc_size = color ? NEXT_P_C16_VIDEOSIZE : NEXT_P_VIDEOSIZE; 176 177 dc->dc_wid = 1120; 178 dc->dc_ht = 832; 179 dc->dc_depth = color ? 16 : 2; 180 dc->dc_rowbytes = (turbo ? 1120 : 1152) * dc->dc_depth / 8; 181 182 dc->dc_videobase = dc->dc_vaddr; 183 184 #if 0 185 printf("intiobase at: %08x\n", intiobase); 186 printf("intiolimit at: %08x\n", intiolimit); 187 printf("videobase at: %08x\n", color ? colorbase : monobase); 188 printf("videolimit at: %08x\n", color ? colorlimit : monolimit); 189 190 printf("virtual fb at: %08x\n", dc->dc_vaddr); 191 printf("physical fb at: %08x\n", dc->dc_paddr); 192 printf("fb size: %08x\n", dc->dc_size); 193 194 printf("dc_wid: %08x\n", dc->dc_wid); 195 printf("dc_ht: %08x\n", dc->dc_ht); 196 printf("dc_depth: %08x\n", dc->dc_depth); 197 printf("dc_rowbytes: %08x\n", dc->dc_rowbytes); 198 printf("dc_videobase: %08x\n", dc->dc_videobase); 199 #endif 200 201 /* clear the screen */ 202 for (i = 0; i < dc->dc_ht * dc->dc_rowbytes; i += sizeof(u_int32_t)) 203 *(u_int32_t *)(dc->dc_videobase + i) = 204 (color ? 0x0 : 0xffffffff); 205 206 printf("done clearing\n"); 207 208 rap = &dc->dc_raster; 209 rap->width = dc->dc_wid; 210 rap->height = dc->dc_ht; 211 rap->depth = color ? 16 : 2; 212 rap->linelongs = dc->dc_rowbytes / sizeof(u_int32_t); 213 rap->pixels = (u_int32_t *)dc->dc_videobase; 214 215 /* initialize the raster console blitter */ 216 rcp = &dc->dc_rcons; 217 rcp->rc_sp = rap; 218 rcp->rc_crow = rcp->rc_ccol = -1; 219 rcp->rc_crowp = &rcp->rc_crow; 220 rcp->rc_ccolp = &rcp->rc_ccol; 221 rcons_init(rcp, 34, 80); 222 223 if (color) { 224 nextdisplay_color.nrows = dc->dc_rcons.rc_maxrow; 225 nextdisplay_color.ncols = dc->dc_rcons.rc_maxcol; 226 } else { 227 nextdisplay_mono.nrows = dc->dc_rcons.rc_maxrow; 228 nextdisplay_mono.ncols = dc->dc_rcons.rc_maxcol; 229 } 230 } 231 232 void 233 nextdisplay_attach(parent, self, aux) 234 struct device *parent; 235 struct device *self; 236 void *aux; 237 { 238 struct nextdisplay_softc *sc; 239 struct wsemuldisplaydev_attach_args waa; 240 int isconsole; 241 int iscolor; 242 paddr_t addr; 243 244 sc = (struct nextdisplay_softc *)self; 245 246 if ((rom_machine_type == NeXT_WARP9C) 247 || (rom_machine_type == NeXT_TURBO_COLOR)) { 248 iscolor = 1; 249 addr = (paddr_t)colorbase; 250 } else { 251 iscolor = 0; 252 addr = (paddr_t)monobase; 253 } 254 255 isconsole = nextdisplay_is_console(addr); 256 257 if (isconsole) { 258 sc->sc_dc = &nextdisplay_console_dc; 259 sc->nscreens = 1; 260 } else { 261 sc->sc_dc = (struct nextdisplay_config *) 262 malloc(sizeof(struct nextdisplay_config), M_DEVBUF, M_WAITOK); 263 nextdisplay_init(sc->sc_dc, iscolor); 264 } 265 266 printf(": %d x %d, %dbpp\n", sc->sc_dc->dc_wid, sc->sc_dc->dc_ht, 267 sc->sc_dc->dc_depth); 268 269 /* initialize the raster */ 270 waa.console = isconsole; 271 waa.scrdata = iscolor ? &nextdisplay_screenlist_color : &nextdisplay_screenlist_mono; 272 waa.accessops = &nextdisplay_accessops; 273 waa.accesscookie = sc; 274 #if 0 275 printf("nextdisplay: access cookie is %p\n", sc); 276 #endif 277 config_found(self, &waa, wsemuldisplaydevprint); 278 } 279 280 281 int 282 nextdisplay_ioctl(v, cmd, data, flag, p) 283 void *v; 284 u_long cmd; 285 caddr_t data; 286 int flag; 287 struct proc *p; 288 { 289 struct nextdisplay_softc *sc = v; 290 struct nextdisplay_config *dc = sc->sc_dc; 291 292 switch (cmd) { 293 case WSDISPLAYIO_GTYPE: 294 *(int *)data = dc->dc_type; 295 return 0; 296 297 case WSDISPLAYIO_SCURSOR: 298 printf("nextdisplay_ioctl: wsdisplayio_scursor\n"); 299 return EPASSTHROUGH; 300 301 case WSDISPLAYIO_SCURPOS: 302 printf("nextdisplay_ioctl: wsdisplayio_scurpos\n"); 303 return EPASSTHROUGH; 304 305 case WSDISPLAYIO_GINFO: 306 case WSDISPLAYIO_GETCMAP: 307 case WSDISPLAYIO_PUTCMAP: 308 case WSDISPLAYIO_GVIDEO: 309 case WSDISPLAYIO_SVIDEO: 310 case WSDISPLAYIO_GCURPOS: 311 case WSDISPLAYIO_GCURMAX: 312 case WSDISPLAYIO_GCURSOR: 313 printf("nextdisplay_ioctl: listed but unsupported ioctl\n"); 314 return EPASSTHROUGH; 315 } 316 317 return EPASSTHROUGH; 318 } 319 320 static paddr_t 321 nextdisplay_mmap(v, offset, prot) 322 void *v; 323 off_t offset; 324 int prot; 325 { 326 327 /* XXX */ 328 printf("nextdisplay_mmap: failed\n"); 329 return -1; 330 } 331 332 int 333 nextdisplay_alloc_screen(v, type, cookiep, curxp, curyp, defattrp) 334 void *v; 335 const struct wsscreen_descr *type; 336 void **cookiep; 337 int *curxp, *curyp; 338 long *defattrp; 339 { 340 struct nextdisplay_softc *sc = v; 341 long defattr; 342 343 /* only allow one screen */ 344 if (sc->nscreens > 0) 345 return (ENOMEM); 346 347 *cookiep = &sc->sc_dc->dc_rcons; /* one and only for now */ 348 *curxp = 0; 349 *curyp = 0; 350 rcons_allocattr(&sc->sc_dc->dc_rcons, 0, 0, 351 (strcmp(type->name, "color") == 0) 352 ? 0 353 : WSATTR_REVERSE, &defattr); 354 *defattrp = defattr; 355 sc->nscreens++; 356 #if 0 357 printf("nextdisplay: allocating screen\n"); 358 #endif 359 return (0); 360 } 361 362 void 363 nextdisplay_free_screen(v, cookie) 364 void *v; 365 void *cookie; 366 { 367 struct nextdisplay_softc *sc = v; 368 369 if (sc->sc_dc == &nextdisplay_console_dc) 370 panic("nextdisplay_free_screen: console"); 371 372 sc->nscreens--; 373 } 374 375 int 376 nextdisplay_show_screen(v, cookie, waitok, cb, cbarg) 377 void *v; 378 void *cookie; 379 int waitok; 380 void (*cb) __P((void *, int, int)); 381 void *cbarg; 382 { 383 384 return (0); 385 } 386 387 static int 388 nextdisplay_load_font(v, cookie, font) 389 void *v; 390 void *cookie; 391 struct wsdisplay_font *font; 392 { 393 return (EPASSTHROUGH); 394 } 395 396 int 397 nextdisplay_cnattach(void) 398 { 399 struct nextdisplay_config *dc = &nextdisplay_console_dc; 400 long defattr; 401 int iscolor; 402 403 if ((rom_machine_type == NeXT_WARP9C) 404 || (rom_machine_type == NeXT_TURBO_COLOR)) { 405 iscolor = 1; 406 nextdisplay_consaddr = (paddr_t)colorbase; 407 } else { 408 iscolor = 0; 409 nextdisplay_consaddr = (paddr_t)monobase; 410 } 411 412 /* set up the display */ 413 nextdisplay_init(&nextdisplay_console_dc, iscolor); 414 415 rcons_allocattr(&dc->dc_rcons, 0, 0, 416 iscolor ? 0 : WSATTR_REVERSE, &defattr); 417 418 wsdisplay_cnattach(iscolor ? &nextdisplay_color : &nextdisplay_mono, 419 &dc->dc_rcons, 0, 0, defattr); 420 421 dc->isconsole = 1; 422 return (0); 423 } 424
Indexes created Tue Sep 30 11:09:46 GMT 2025