hpcfb.c revision 1.10
1 /* $NetBSD: hpcfb.c,v 1.10 2001/07/21 14:49:58 takemura Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 5 * Shin Takemura and PocketBSD Project. All rights reserved. 6 * Copyright (c) 2000,2001 7 * SATO Kazumi. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the PocketBSD project 20 * and its contributors. 21 * 4. Neither the name of the project nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 */ 38 39 /* 40 * jump scroll, scroll thread, multiscreen, virtual text vram 41 * and hpcfb_emulops functions 42 * written by SATO Kazumi. 43 */ 44 45 #define FBDEBUG 46 static const char _copyright[] __attribute__ ((unused)) = 47 "Copyright (c) 1999 Shin Takemura. All rights reserved."; 48 static const char _rcsid[] __attribute__ ((unused)) = 49 "$NetBSD: hpcfb.c,v 1.10 2001/07/21 14:49:58 takemura Exp $"; 50 51 #include <sys/param.h> 52 #include <sys/systm.h> 53 #include <sys/kernel.h> 54 #include <sys/signalvar.h> 55 #include <sys/map.h> 56 #include <sys/proc.h> 57 #include <sys/kthread.h> 58 #include <sys/lock.h> 59 #include <sys/user.h> 60 #include <sys/device.h> 61 #include <sys/conf.h> 62 #include <sys/malloc.h> 63 #include <sys/buf.h> 64 #include <sys/ioctl.h> 65 66 #include <uvm/uvm_extern.h> 67 68 #include <machine/bus.h> 69 70 #include <dev/wscons/wsconsio.h> 71 #include <dev/wscons/wsdisplayvar.h> 72 #include <dev/wscons/wscons_callbacks.h> 73 74 #include <dev/wsfont/wsfont.h> 75 #include <dev/rasops/rasops.h> 76 77 #include <dev/hpc/hpcfbvar.h> 78 #include <dev/hpc/hpcfbio.h> 79 80 #include "bivideo.h" 81 #if NBIVIDEO > 0 82 #include <dev/hpc/bivideovar.h> 83 #endif 84 85 #ifdef FBDEBUG 86 int hpcfb_debug = 0; 87 #define DPRINTF(arg) if (hpcfb_debug) printf arg; 88 #else 89 #define DPRINTF(arg) 90 #endif 91 92 #ifndef HPCFB_MAX_COLUMN 93 #define HPCFB_MAX_COLUMN 130 94 #endif /* HPCFB_MAX_COLUMN */ 95 #ifndef HPCFB_MAX_ROW 96 #define HPCFB_MAX_ROW 80 97 #endif /* HPCFB_MAX_ROW */ 98 99 /* 100 * currently experimental 101 #define HPCFB_JUMP 102 */ 103 104 struct hpcfb_vchar { 105 u_int c; 106 long attr; 107 }; 108 109 struct hpcfb_tvrow { 110 int maxcol; 111 int spacecol; 112 struct hpcfb_vchar col[HPCFB_MAX_COLUMN]; 113 }; 114 115 struct hpcfb_devconfig { 116 struct rasops_info dc_rinfo; /* rasops information */ 117 118 int dc_blanked; /* currently had video disabled */ 119 struct hpcfb_softc *dc_sc; 120 int dc_rows; 121 int dc_cols; 122 struct hpcfb_tvrow *dc_tvram; 123 int dc_curx; 124 int dc_cury; 125 #ifdef HPCFB_JUMP 126 int dc_min_row; 127 int dc_max_row; 128 int dc_scroll; 129 struct callout dc_scroll_ch; 130 int dc_scroll_src; 131 int dc_scroll_dst; 132 int dc_scroll_num; 133 #endif /* HPCFB_JUMP */ 134 volatile int dc_state; 135 #define HPCFB_DC_CURRENT 0x80000000 136 #define HPCFB_DC_DRAWING 0x01 /* drawing raster ops */ 137 #define HPCFB_DC_TDRAWING 0x02 /* drawing tvram */ 138 #define HPCFB_DC_SCROLLPENDING 0x04 /* scroll is pending */ 139 #define HPCFB_DC_UPDATE 0x08 /* tvram update */ 140 #define HPCFB_DC_SCRDELAY 0x10 /* scroll time but delay it */ 141 #define HPCFB_DC_SCRTHREAD 0x20 /* in scroll thread or callout */ 142 #define HPCFB_DC_UPDATEALL 0x40 /* need to redraw all */ 143 #define HPCFB_DC_ABORT 0x80 /* abort redrawing */ 144 int dc_memsize; 145 u_char *dc_fbaddr; 146 }; 147 148 #define HPCFB_MAX_SCREEN 5 149 #define HPCFB_MAX_JUMP 5 150 151 struct hpcfb_softc { 152 struct device sc_dev; 153 struct hpcfb_devconfig *sc_dc; /* device configuration */ 154 const struct hpcfb_accessops *sc_accessops; 155 void *sc_accessctx; 156 void *sc_powerhook; /* power management hook */ 157 struct device *sc_wsdisplay; 158 int sc_screen_resumed; 159 int sc_polling; 160 int sc_mapping; 161 struct proc *sc_thread; 162 struct lock sc_lock; 163 void *sc_wantedscreen; 164 void (*sc_switchcb)(void *, int, int); 165 void *sc_switchcbarg; 166 struct callout sc_switch_callout; 167 int sc_nfbconf; 168 struct hpcfb_fbconf *sc_fbconflist; 169 }; 170 171 /* 172 * function prototypes 173 */ 174 int hpcfbmatch(struct device *, struct cfdata *, void *); 175 void hpcfbattach(struct device *, struct device *, void *); 176 int hpcfbprint(void *, const char *); 177 178 int hpcfb_ioctl(void *, u_long, caddr_t, int, struct proc *); 179 paddr_t hpcfb_mmap(void *, off_t, int); 180 181 void hpcfb_refresh_screen(struct hpcfb_softc *); 182 void hpcfb_doswitch(struct hpcfb_softc *); 183 184 #ifdef HPCFB_JUMP 185 static void hpcfb_create_thread(void *); 186 static void hpcfb_thread(void *); 187 #endif /* HPCFB_JUMP */ 188 189 static int hpcfb_init(struct hpcfb_fbconf *, struct hpcfb_devconfig *); 190 static int hpcfb_alloc_screen(void *, const struct wsscreen_descr *, 191 void **, int *, int *, long *); 192 static void hpcfb_free_screen(void *, void *); 193 static int hpcfb_show_screen(void *, void *, int, 194 void (*) (void *, int, int), void *); 195 static void hpcfb_pollc(void *, int); 196 static void hpcfb_power(int, void *); 197 static void hpcfb_cmap_reorder(struct hpcfb_fbconf *, 198 struct hpcfb_devconfig *); 199 200 static int pow(int, int); 201 202 void hpcfb_cursor(void *, int, int, int); 203 int hpcfb_mapchar(void *, int, unsigned int *); 204 void hpcfb_putchar(void *, int, int, u_int, long); 205 void hpcfb_copycols(void *, int, int, int, int); 206 void hpcfb_erasecols(void *, int, int, int, long); 207 void hpcfb_redraw(void *, int, int, int); 208 void hpcfb_copyrows(void *, int, int, int); 209 void hpcfb_eraserows(void *, int, int, long); 210 int hpcfb_alloc_attr(void *, int, int, int, long *); 211 void hpcfb_cursor_raw(void *, int, int, int); 212 213 #ifdef HPCFB_JUMP 214 void hpcfb_update(void *); 215 void hpcfb_do_scroll(void *); 216 void hpcfb_check_update(void *); 217 #endif /* HPCFB_JUMP */ 218 219 struct wsdisplay_emulops hpcfb_emulops = { 220 hpcfb_cursor, 221 hpcfb_mapchar, 222 hpcfb_putchar, 223 hpcfb_copycols, 224 hpcfb_erasecols, 225 hpcfb_copyrows, 226 hpcfb_eraserows, 227 hpcfb_alloc_attr 228 }; 229 230 /* 231 * static variables 232 */ 233 struct cfattach hpcfb_ca = { 234 sizeof(struct hpcfb_softc), hpcfbmatch, hpcfbattach, 235 }; 236 237 struct wsscreen_descr hpcfb_stdscreen = { 238 "std", 239 0, 0, /* will be filled in -- XXX shouldn't, it's global */ 240 &hpcfb_emulops, /* XXX */ 241 0, 0, 242 WSSCREEN_REVERSE 243 }; 244 245 const struct wsscreen_descr *_hpcfb_scrlist[] = { 246 &hpcfb_stdscreen, 247 /* XXX other formats, graphics screen? */ 248 }; 249 250 struct wsscreen_list hpcfb_screenlist = { 251 sizeof(_hpcfb_scrlist) / sizeof(struct wsscreen_descr *), 252 _hpcfb_scrlist 253 }; 254 255 struct wsdisplay_accessops hpcfb_accessops = { 256 hpcfb_ioctl, 257 hpcfb_mmap, 258 hpcfb_alloc_screen, 259 hpcfb_free_screen, 260 hpcfb_show_screen, 261 0 /* load_font */, 262 hpcfb_pollc 263 }; 264 265 void hpcfb_tv_putchar(struct hpcfb_devconfig *, int, int, u_int, long); 266 void hpcfb_tv_copycols(struct hpcfb_devconfig *, int, int, int, int); 267 void hpcfb_tv_erasecols(struct hpcfb_devconfig *, int, int, int, long); 268 void hpcfb_tv_copyrows(struct hpcfb_devconfig *, int, int, int); 269 void hpcfb_tv_eraserows(struct hpcfb_devconfig *, int, int, long); 270 271 struct wsdisplay_emulops rasops_emul; 272 273 static int hpcfbconsole; 274 struct hpcfb_devconfig hpcfb_console_dc; 275 struct wsscreen_descr hpcfb_console_wsscreen; 276 struct hpcfb_tvrow hpcfb_console_tvram[HPCFB_MAX_ROW]; 277 278 /* 279 * function bodies 280 */ 281 static int 282 pow(int x, int n) 283 { 284 int res = 1; 285 while (0 < n--) { 286 res *= x; 287 } 288 return (res); 289 } 290 291 int 292 hpcfbmatch(struct device *parent, struct cfdata *match, void *aux) 293 { 294 return (1); 295 } 296 297 void 298 hpcfbattach(struct device *parent, struct device *self, void *aux) 299 { 300 struct hpcfb_softc *sc = (struct hpcfb_softc *)self; 301 struct hpcfb_attach_args *ha = aux; 302 struct wsemuldisplaydev_attach_args wa; 303 304 sc->sc_accessops = ha->ha_accessops; 305 sc->sc_accessctx = ha->ha_accessctx; 306 sc->sc_nfbconf = ha->ha_nfbconf; 307 sc->sc_fbconflist = ha->ha_fbconflist; 308 309 if (hpcfbconsole) { 310 sc->sc_dc = &hpcfb_console_dc; 311 hpcfb_console_dc.dc_sc = sc; 312 printf(": %dx%d pixels, %d colors, %dx%d chars", 313 sc->sc_dc->dc_rinfo.ri_width,sc->sc_dc->dc_rinfo.ri_height, 314 pow(2, sc->sc_dc->dc_rinfo.ri_depth), 315 sc->sc_dc->dc_rinfo.ri_cols,sc->sc_dc->dc_rinfo.ri_rows); 316 /* Set video chip dependent CLUT if any. */ 317 if (sc->sc_accessops->setclut) 318 sc->sc_accessops->setclut(sc->sc_accessctx, 319 &hpcfb_console_dc.dc_rinfo); 320 } 321 printf("\n"); 322 323 sc->sc_polling = 0; /* XXX */ 324 sc->sc_mapping = 0; /* XXX */ 325 callout_init(&sc->sc_switch_callout); 326 327 /* Add a power hook to power management */ 328 sc->sc_powerhook = powerhook_establish(hpcfb_power, sc); 329 if (sc->sc_powerhook == NULL) 330 printf("%s: WARNING: unable to establish power hook\n", 331 sc->sc_dev.dv_xname); 332 333 wa.console = hpcfbconsole; 334 wa.scrdata = &hpcfb_screenlist; 335 wa.accessops = &hpcfb_accessops; 336 wa.accesscookie = sc; 337 338 sc->sc_wsdisplay = config_found(self, &wa, wsemuldisplaydevprint); 339 340 #ifdef HPCFB_JUMP 341 /* 342 * Create a kernel thread to scroll, 343 */ 344 kthread_create(hpcfb_create_thread, sc); 345 #endif /* HPCFB_JUMP */ 346 } 347 348 #ifdef HPCFB_JUMP 349 void 350 hpcfb_create_thread(void *arg) 351 { 352 struct hpcfb_softc *sc = arg; 353 354 if (kthread_create1(hpcfb_thread, sc, &sc->sc_thread, 355 "%s", sc->sc_dev.dv_xname) == 0) 356 return; 357 358 /* 359 * We were unable to create the HPCFB thread; bail out. 360 */ 361 sc->sc_thread = 0; 362 printf("%s: unable to create thread, kernel hpcfb scroll support disabled\n", 363 sc->sc_dev.dv_xname); 364 } 365 366 void 367 hpcfb_thread(void *arg) 368 { 369 struct hpcfb_softc *sc = arg; 370 371 /* 372 * Loop forever, doing a periodic check for update events. 373 */ 374 for (;;) { 375 /* HPCFB_LOCK(sc); */ 376 sc->sc_dc->dc_state |= HPCFB_DC_SCRTHREAD; 377 if (!sc->sc_mapping) /* draw only EMUL mode */ 378 hpcfb_update(sc->sc_dc); 379 sc->sc_dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 380 /* APM_UNLOCK(sc); */ 381 (void) tsleep(sc, PWAIT, "hpcfb", (8 * hz) / 7 / 10); 382 } 383 } 384 #endif /* HPCFB_JUMP */ 385 386 /* Print function (for parent devices). */ 387 int 388 hpcfbprint(void *aux, const char *pnp) 389 { 390 if (pnp) 391 printf("hpcfb at %s", pnp); 392 393 return (UNCONF); 394 } 395 396 int 397 hpcfb_cnattach(struct hpcfb_fbconf *fbconf) 398 { 399 struct hpcfb_fbconf __fbconf __attribute__((__unused__)); 400 long defattr; 401 402 DPRINTF(("%s(%d): hpcfb_cnattach()\n", __FILE__, __LINE__)); 403 #if NBIVIDEO > 0 404 if (fbconf == 0) { 405 memset(&__fbconf, 0, sizeof(struct hpcfb_fbconf)); 406 if (bivideo_getcnfb(&__fbconf) != 0) 407 return (ENXIO); 408 fbconf = &__fbconf; 409 } 410 #endif /* NBIVIDEO > 0 */ 411 memset(&hpcfb_console_dc, 0, sizeof(struct hpcfb_devconfig)); 412 if (hpcfb_init(fbconf, &hpcfb_console_dc) != 0) 413 return (ENXIO); 414 hpcfb_console_dc.dc_state |= HPCFB_DC_CURRENT; 415 416 hpcfb_console_dc.dc_tvram = hpcfb_console_tvram; 417 /* clear screen */ 418 memset(hpcfb_console_tvram, 0, sizeof(hpcfb_console_tvram)); 419 hpcfb_redraw(&hpcfb_console_dc, 0, hpcfb_console_dc.dc_rows, 1); 420 421 hpcfb_console_wsscreen = hpcfb_stdscreen; 422 hpcfb_console_wsscreen.nrows = hpcfb_console_dc.dc_rows; 423 hpcfb_console_wsscreen.ncols = hpcfb_console_dc.dc_cols; 424 hpcfb_console_wsscreen.capabilities = hpcfb_console_dc.dc_rinfo.ri_caps; 425 hpcfb_alloc_attr(&hpcfb_console_dc, 7, 0, 0, &defattr); 426 wsdisplay_cnattach(&hpcfb_console_wsscreen, &hpcfb_console_dc, 427 0, 0, defattr); 428 hpcfbconsole = 1; 429 430 return (0); 431 } 432 433 int 434 hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 435 { 436 struct rasops_info *ri; 437 vaddr_t fbaddr; 438 439 fbaddr = (vaddr_t)fbconf->hf_baseaddr; 440 dc->dc_fbaddr = (u_char *)fbaddr; 441 442 /* init rasops */ 443 ri = &dc->dc_rinfo; 444 memset(ri, 0, sizeof(struct rasops_info)); 445 ri->ri_depth = fbconf->hf_pixel_width; 446 ri->ri_bits = (caddr_t)fbaddr; 447 ri->ri_width = fbconf->hf_width; 448 ri->ri_height = fbconf->hf_height; 449 ri->ri_stride = fbconf->hf_bytes_per_line; 450 #if 0 451 ri->ri_flg = RI_FORCEMONO | RI_CURSOR; 452 #else 453 ri->ri_flg = RI_CURSOR; 454 #endif 455 if (fbconf->hf_swap_flags != 0) { 456 if (fbconf->hf_swap_flags == HPCFB_SWAP_BYTE) 457 ri->ri_flg |= RI_BSWAP; 458 else 459 panic("not supported swap method."); 460 } 461 462 if (rasops_init(ri, HPCFB_MAX_ROW, HPCFB_MAX_COLUMN)) { 463 panic("%s(%d): rasops_init() failed!", __FILE__, __LINE__); 464 } 465 466 /* over write color map of rasops */ 467 hpcfb_cmap_reorder (fbconf, dc); 468 469 dc->dc_curx = -1; 470 dc->dc_cury = -1; 471 dc->dc_rows = dc->dc_rinfo.ri_rows; 472 dc->dc_cols = dc->dc_rinfo.ri_cols; 473 #ifdef HPCFB_JUMP 474 dc->dc_max_row = 0; 475 dc->dc_min_row = dc->dc_rows; 476 dc->dc_scroll = 0; 477 callout_init(&dc->dc_scroll_ch); 478 #endif /* HPCFB_JUMP */ 479 dc->dc_memsize = ri->ri_stride * ri->ri_height; 480 /* hook rasops in hpcfb_ops */ 481 rasops_emul = ri->ri_ops; /* struct copy */ 482 ri->ri_ops = hpcfb_emulops; /* struct copy */ 483 484 return (0); 485 } 486 487 static void 488 hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 489 { 490 struct rasops_info *ri = &dc->dc_rinfo; 491 int reverse = fbconf->hf_access_flags & HPCFB_ACCESS_REVERSE; 492 int *cmap = ri->ri_devcmap; 493 int i, j, bg, fg, tmp; 494 495 /* 496 * Set forground and background so that the screen 497 * looks black on white. 498 * Normally, black = 00 and white = ff. 499 * HPCFB_ACCESS_REVERSE means black = ff and white = 00. 500 */ 501 switch (fbconf->hf_pixel_width) { 502 case 1: 503 /* FALLTHROUGH */ 504 case 2: 505 /* FALLTHROUGH */ 506 case 4: 507 if (reverse) { 508 bg = 0; 509 fg = ~0; 510 } else { 511 bg = ~0; 512 fg = 0; 513 } 514 /* for gray-scale LCD, hi-contrast color map */ 515 cmap[0] = bg; 516 for (i = 1; i < 16; i++) 517 cmap[i] = fg; 518 break; 519 case 8: 520 /* FALLTHROUGH */ 521 case 16: 522 if (reverse) { 523 for (i = 0, j = 15; i < 8; i++, j--) { 524 tmp = cmap[i]; 525 cmap[i] = cmap[j]; 526 cmap[j] = tmp; 527 } 528 } 529 break; 530 } 531 } 532 533 int 534 hpcfb_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 535 { 536 struct hpcfb_softc *sc = v; 537 struct hpcfb_devconfig *dc = sc->sc_dc; 538 struct wsdisplay_fbinfo *wdf; 539 540 DPRINTF(("hpcfb_ioctl(cmd=0x%lx)\n", cmd)); 541 switch (cmd) { 542 case WSKBDIO_BELL: 543 return (0); 544 break; 545 546 case WSDISPLAYIO_GTYPE: 547 *(u_int *)data = WSDISPLAY_TYPE_HPCFB; 548 return (0); 549 550 case WSDISPLAYIO_GINFO: 551 wdf = (void *)data; 552 wdf->height = dc->dc_rinfo.ri_height; 553 wdf->width = dc->dc_rinfo.ri_width; 554 wdf->depth = dc->dc_rinfo.ri_depth; 555 wdf->cmsize = 256; /* XXXX */ 556 return (0); 557 558 case WSDISPLAYIO_SMODE: 559 if (*(int *)data == WSDISPLAYIO_MODE_EMUL){ 560 if (sc->sc_mapping){ 561 sc->sc_mapping = 0; 562 if (dc->dc_state&HPCFB_DC_DRAWING) 563 dc->dc_state &= ~HPCFB_DC_ABORT; 564 #ifdef HPCFB_FORCE_REDRAW 565 hpcfb_refresh_screen(sc); 566 #else 567 dc->dc_state |= HPCFB_DC_UPDATEALL; 568 #endif 569 } 570 } else { 571 if (!sc->sc_mapping) { 572 sc->sc_mapping = 1; 573 dc->dc_state |= HPCFB_DC_ABORT; 574 } 575 sc->sc_mapping = 1; 576 } 577 if (sc && sc->sc_accessops->iodone) 578 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 579 return (0); 580 581 case WSDISPLAYIO_GETCMAP: 582 case WSDISPLAYIO_PUTCMAP: 583 case WSDISPLAYIO_GETPARAM: 584 case WSDISPLAYIO_SETPARAM: 585 case HPCFBIO_GCONF: 586 case HPCFBIO_SCONF: 587 case HPCFBIO_GDSPCONF: 588 case HPCFBIO_SDSPCONF: 589 case HPCFBIO_GOP: 590 case HPCFBIO_SOP: 591 return ((*sc->sc_accessops->ioctl)(sc->sc_accessctx, 592 cmd, data, flag, p)); 593 594 default: 595 if (IOCGROUP(cmd) != 't') 596 DPRINTF(("%s(%d): hpcfb_ioctl(%lx, %lx) grp=%c num=%ld\n", 597 __FILE__, __LINE__, 598 cmd, (u_long)data, (char)IOCGROUP(cmd), cmd&0xff)); 599 break; 600 } 601 602 return (ENOTTY); /* Inappropriate ioctl for device */ 603 } 604 605 paddr_t 606 hpcfb_mmap(void *v, off_t offset, int prot) 607 { 608 struct hpcfb_softc *sc = v; 609 610 return ((*sc->sc_accessops->mmap)(sc->sc_accessctx, offset, prot)); 611 } 612 613 static void 614 hpcfb_power(int why, void *arg) 615 { 616 struct hpcfb_softc *sc = arg; 617 618 switch (why) { 619 case PWR_STANDBY: 620 break; 621 case PWR_SOFTSUSPEND: 622 /* XXX, casting to 'struct wsdisplay_softc *' means 623 that you should not call the method here... */ 624 sc->sc_screen_resumed = wsdisplay_getactivescreen( 625 (struct wsdisplay_softc *)sc->sc_wsdisplay); 626 if (wsdisplay_switch(sc->sc_wsdisplay, 627 WSDISPLAY_NULLSCREEN, 628 1 /* waitok */) == 0) { 629 wsscreen_switchwait( 630 (struct wsdisplay_softc *)sc->sc_wsdisplay, 631 WSDISPLAY_NULLSCREEN); 632 } else { 633 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 634 } 635 636 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 637 break; 638 case PWR_SOFTRESUME: 639 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 640 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 641 wsdisplay_switch(sc->sc_wsdisplay, 642 sc->sc_screen_resumed, 643 1 /* waitok */); 644 break; 645 } 646 } 647 648 void 649 hpcfb_refresh_screen(struct hpcfb_softc *sc) 650 { 651 struct hpcfb_devconfig *dc = sc->sc_dc; 652 int x, y; 653 654 DPRINTF(("hpcfb_refres_screen()\n")); 655 if (dc == NULL) 656 return; 657 658 #ifdef HPCFB_JUMP 659 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 660 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 661 dc->dc_state &= ~HPCFB_DC_UPDATE; 662 callout_stop(&dc->dc_scroll_ch); 663 } 664 #endif /* HPCFB_JUMP */ 665 /* 666 * refresh screen 667 */ 668 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 669 x = dc->dc_curx; 670 y = dc->dc_cury; 671 if (0 <= x && 0 <= y) 672 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 673 /* redraw all text */ 674 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 675 if (0 <= x && 0 <= y) 676 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 677 } 678 679 static int 680 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep, 681 int *curxp, int *curyp, long *attrp) 682 { 683 struct hpcfb_softc *sc = v; 684 struct hpcfb_devconfig *dc; 685 686 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 687 688 dc = malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK); 689 if (dc == NULL) 690 return (ENOMEM); 691 692 memset(dc, 0, sizeof(struct hpcfb_devconfig)); 693 dc->dc_sc = sc; 694 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) 695 return (EINVAL); 696 if (sc->sc_accessops->font) { 697 sc->sc_accessops->font(sc->sc_accessctx, 698 dc->dc_rinfo.ri_font); 699 } 700 /* Set video chip dependent CLUT if any. */ 701 if (sc->sc_accessops->setclut) 702 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 703 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 704 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 705 pow(2, dc->dc_rinfo.ri_depth), 706 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 707 708 /* 709 * XXX, wsdisplay won't reffer the information in wsscreen_descr 710 * structure until alloc_screen will be called, at least, under 711 * current implementation... 712 */ 713 hpcfb_stdscreen.nrows = dc->dc_rows; 714 hpcfb_stdscreen.ncols = dc->dc_cols; 715 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 716 717 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 718 dc->dc_rows = dc->dc_rinfo.ri_rows; 719 dc->dc_cols = dc->dc_rinfo.ri_cols; 720 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 721 722 dc->dc_curx = -1; 723 dc->dc_cury = -1; 724 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 725 M_DEVBUF, M_WAITOK); 726 if (dc->dc_tvram == NULL){ 727 free(dc, M_DEVBUF); 728 return (ENOMEM); 729 } 730 memset(dc->dc_tvram, 0, sizeof(struct hpcfb_tvrow)*dc->dc_rows); 731 732 *curxp = 0; 733 *curyp = 0; 734 *cookiep = dc; 735 hpcfb_alloc_attr(*cookiep, 7, 0, 0, attrp); 736 DPRINTF(("%s(%d): hpcfb_alloc_screen(): 0x%p\n", 737 __FILE__, __LINE__, dc)); 738 739 return (0); 740 } 741 742 static void 743 hpcfb_free_screen(void *v, void *cookie) 744 { 745 struct hpcfb_devconfig *dc = cookie; 746 747 DPRINTF(("%s(%d): hpcfb_free_screen(0x%p)\n", 748 __FILE__, __LINE__, cookie)); 749 #ifdef DIAGNOSTIC 750 if (dc == &hpcfb_console_dc) 751 panic("hpcfb_free_screen: console"); 752 #endif 753 free(dc->dc_tvram, M_DEVBUF); 754 free(dc, M_DEVBUF); 755 } 756 757 static int 758 hpcfb_show_screen(void *v, void *cookie, int waitok, 759 void (*cb)(void *, int, int), void *cbarg) 760 { 761 struct hpcfb_softc *sc = v; 762 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 763 struct hpcfb_devconfig *odc; 764 765 DPRINTF(("%s(%d): hpcfb_show_screen(0x%p)\n", 766 __FILE__, __LINE__, dc)); 767 768 odc = sc->sc_dc; 769 770 if (dc == NULL || odc == dc) { 771 hpcfb_refresh_screen(sc); 772 return (0); 773 } 774 775 sc->sc_wantedscreen = cookie; 776 sc->sc_switchcb = cb; 777 sc->sc_switchcbarg = cbarg; 778 if (cb) { 779 callout_reset(&sc->sc_switch_callout, 0, 780 (void(*)(void *))hpcfb_doswitch, sc); 781 return (EAGAIN); 782 } 783 784 hpcfb_doswitch(sc); 785 return (0); 786 } 787 788 void 789 hpcfb_doswitch(struct hpcfb_softc *sc) 790 { 791 struct hpcfb_devconfig *dc; 792 struct hpcfb_devconfig *odc; 793 794 DPRINTF(("hpcfb_doswitch()\n")); 795 odc = sc->sc_dc; 796 dc = sc->sc_wantedscreen; 797 798 if (!dc) { 799 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 800 return; 801 } 802 803 if (odc == dc) 804 return; 805 806 if (odc) { 807 #ifdef HPCFB_JUMP 808 odc->dc_state |= HPCFB_DC_ABORT; 809 #endif /* HPCFB_JUMP */ 810 811 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 812 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 813 /* disable cursor */ 814 /* disable old screen */ 815 odc->dc_state &= ~HPCFB_DC_CURRENT; 816 /* XXX, This is too dangerous. 817 odc->dc_rinfo.ri_bits = NULL; 818 */ 819 } 820 /* switch screen to new one */ 821 dc->dc_state |= HPCFB_DC_CURRENT; 822 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 823 sc->sc_dc = dc; 824 825 /* redraw screen image */ 826 hpcfb_refresh_screen(sc); 827 828 sc->sc_wantedscreen = NULL; 829 if (sc->sc_switchcb) 830 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 831 832 return; 833 } 834 835 static void 836 hpcfb_pollc(void *v, int on) 837 { 838 struct hpcfb_softc *sc = v; 839 840 if (sc == NULL) 841 return; 842 sc->sc_polling = on; 843 if (sc->sc_accessops->iodone) 844 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 845 if (on) { 846 hpcfb_refresh_screen(sc); 847 if (sc->sc_accessops->iodone) 848 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 849 } 850 851 return; 852 } 853 854 /* 855 * cursor 856 */ 857 void 858 hpcfb_cursor(void *cookie, int on, int row, int col) 859 { 860 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 861 862 if (on) { 863 dc->dc_curx = col; 864 dc->dc_cury = row; 865 } else { 866 dc->dc_curx = -1; 867 dc->dc_cury = -1; 868 } 869 870 hpcfb_cursor_raw(cookie, on, row, col); 871 } 872 873 void 874 hpcfb_cursor_raw(cookie, on, row, col) 875 void *cookie; 876 int on, row, col; 877 { 878 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 879 struct hpcfb_softc *sc = dc->dc_sc; 880 struct rasops_info *ri = &dc->dc_rinfo; 881 int curwidth, curheight; 882 int xoff, yoff; 883 884 #ifdef HPCFB_JUMP 885 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 886 dc->dc_state |= HPCFB_DC_UPDATE; 887 return; 888 } 889 #endif /* HPCFB_JUMP */ 890 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 891 return; 892 893 if (ri->ri_bits == NULL) 894 return; 895 896 dc->dc_state |= HPCFB_DC_DRAWING; 897 if (sc && sc->sc_accessops->cursor) { 898 xoff = col * ri->ri_font->fontwidth; 899 yoff = row * ri->ri_font->fontheight; 900 curheight = ri->ri_font->fontheight; 901 curwidth = ri->ri_font->fontwidth; 902 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 903 on, xoff, yoff, curwidth, curheight); 904 } else 905 rasops_emul.cursor(ri, on, row, col); 906 dc->dc_state &= ~HPCFB_DC_DRAWING; 907 } 908 909 /* 910 * mapchar 911 */ 912 int 913 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 914 { 915 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 916 struct rasops_info *ri = &dc->dc_rinfo; 917 918 return (rasops_emul.mapchar(ri, c, cp)); 919 } 920 921 /* 922 * putchar 923 */ 924 void 925 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 926 long attr) 927 { 928 struct hpcfb_tvrow *vscn = dc->dc_tvram; 929 struct hpcfb_vchar *vc = &vscn[row].col[col]; 930 struct hpcfb_vchar *vcb; 931 932 if (vscn == 0) 933 return; 934 935 dc->dc_state |= HPCFB_DC_TDRAWING; 936 #ifdef HPCFB_JUMP 937 if (row < dc->dc_min_row) 938 dc->dc_min_row = row; 939 if (row > dc->dc_max_row) 940 dc->dc_max_row = row; 941 942 #endif /* HPCFB_JUMP */ 943 if (vscn[row].maxcol +1 == col) 944 vscn[row].maxcol = col; 945 else if (vscn[row].maxcol < col) { 946 vcb = &vscn[row].col[vscn[row].maxcol+1]; 947 memset(vcb, 0, 948 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 949 vscn[row].maxcol = col; 950 } 951 vc->c = uc; 952 vc->attr = attr; 953 dc->dc_state &= ~HPCFB_DC_TDRAWING; 954 #ifdef HPCFB_JUMP 955 hpcfb_check_update(dc); 956 #endif /* HPCFB_JUMP */ 957 } 958 959 void 960 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 961 { 962 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 963 struct hpcfb_softc *sc = dc->dc_sc; 964 struct rasops_info *ri = &dc->dc_rinfo; 965 int xoff; 966 int yoff; 967 int fclr, uclr; 968 struct wsdisplay_font *font; 969 970 hpcfb_tv_putchar(dc, row, col, uc, attr); 971 #ifdef HPCFB_JUMP 972 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 973 dc->dc_state |= HPCFB_DC_UPDATE; 974 return; 975 } 976 #endif /* HPCFB_JUMP */ 977 978 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 979 return; 980 if (ri->ri_bits == NULL) 981 return; 982 983 dc->dc_state |= HPCFB_DC_DRAWING; 984 if (sc && sc->sc_accessops->putchar 985 && (dc->dc_state&HPCFB_DC_CURRENT)) { 986 font = ri->ri_font; 987 yoff = row * ri->ri_font->fontheight; 988 xoff = col * ri->ri_font->fontwidth; 989 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 990 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 991 992 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 993 xoff, yoff, font, fclr, uclr, uc, attr); 994 } else 995 rasops_emul.putchar(ri, row, col, uc, attr); 996 dc->dc_state &= ~HPCFB_DC_DRAWING; 997 #ifdef HPCFB_JUMP 998 hpcfb_check_update(dc); 999 #endif /* HPCFB_JUMP */ 1000 } 1001 1002 /* 1003 * copycols 1004 */ 1005 void 1006 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1007 int ncols) 1008 { 1009 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1010 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1011 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1012 1013 if (vscn == 0) 1014 return; 1015 1016 dc->dc_state |= HPCFB_DC_TDRAWING; 1017 #ifdef HPCFB_JUMP 1018 if (row < dc->dc_min_row) 1019 dc->dc_min_row = row; 1020 if (row > dc->dc_max_row) 1021 dc->dc_max_row = row; 1022 #endif /* HPCFB_JUMP */ 1023 1024 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1025 if (vscn[row].maxcol < srccol+ncols-1) 1026 vscn[row].maxcol = srccol+ncols-1; 1027 if (vscn[row].maxcol < dstcol+ncols-1) 1028 vscn[row].maxcol = dstcol+ncols-1; 1029 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1030 #ifdef HPCFB_JUMP 1031 hpcfb_check_update(dc); 1032 #endif /* HPCFB_JUMP */ 1033 } 1034 1035 void 1036 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1037 { 1038 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1039 struct hpcfb_softc *sc = dc->dc_sc; 1040 struct rasops_info *ri = &dc->dc_rinfo; 1041 int srcxoff,dstxoff; 1042 int srcyoff,dstyoff; 1043 int height, width; 1044 1045 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1046 #ifdef HPCFB_JUMP 1047 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1048 dc->dc_state |= HPCFB_DC_UPDATE; 1049 return; 1050 } 1051 #endif /* HPCFB_JUMP */ 1052 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1053 return; 1054 if (ri->ri_bits == NULL) 1055 return; 1056 1057 dc->dc_state |= HPCFB_DC_DRAWING; 1058 if (sc && sc->sc_accessops->bitblit 1059 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1060 srcxoff = srccol * ri->ri_font->fontwidth; 1061 srcyoff = row * ri->ri_font->fontheight; 1062 dstxoff = dstcol * ri->ri_font->fontwidth; 1063 dstyoff = row * ri->ri_font->fontheight; 1064 width = ncols * ri->ri_font->fontwidth; 1065 height = ri->ri_font->fontheight; 1066 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1067 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1068 } else 1069 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1070 dc->dc_state &= ~HPCFB_DC_DRAWING; 1071 #ifdef HPCFB_JUMP 1072 hpcfb_check_update(dc); 1073 #endif /* HPCFB_JUMP */ 1074 } 1075 1076 1077 /* 1078 * erasecols 1079 */ 1080 void 1081 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, int row, int startcol, 1082 int ncols, long attr) 1083 { 1084 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1085 1086 if (vscn == 0) 1087 return; 1088 1089 dc->dc_state |= HPCFB_DC_TDRAWING; 1090 #ifdef HPCFB_JUMP 1091 if (row < dc->dc_min_row) 1092 dc->dc_min_row = row; 1093 if (row > dc->dc_max_row) 1094 dc->dc_max_row = row; 1095 #endif /* HPCFB_JUMP */ 1096 1097 vscn[row].maxcol = startcol-1; 1098 if (vscn[row].spacecol < startcol+ncols-1) 1099 vscn[row].spacecol = startcol+ncols-1; 1100 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1101 #ifdef HPCFB_JUMP 1102 hpcfb_check_update(dc); 1103 #endif /* HPCFB_JUMP */ 1104 } 1105 1106 void 1107 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1108 { 1109 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1110 struct hpcfb_softc *sc = dc->dc_sc; 1111 struct rasops_info *ri = &dc->dc_rinfo; 1112 int xoff, yoff; 1113 int width, height; 1114 1115 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1116 #ifdef HPCFB_JUMP 1117 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1118 dc->dc_state |= HPCFB_DC_UPDATE; 1119 return; 1120 } 1121 #endif /* HPCFB_JUMP */ 1122 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1123 return; 1124 if (ri->ri_bits == NULL) 1125 return; 1126 1127 dc->dc_state |= HPCFB_DC_DRAWING; 1128 if (sc && sc->sc_accessops->erase 1129 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1130 xoff = startcol * ri->ri_font->fontwidth; 1131 yoff = row * ri->ri_font->fontheight; 1132 width = ncols * ri->ri_font->fontwidth; 1133 height = ri->ri_font->fontheight; 1134 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1135 xoff, yoff, height, width, attr); 1136 } else 1137 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1138 dc->dc_state &= ~HPCFB_DC_DRAWING; 1139 #ifdef HPCFB_JUMP 1140 hpcfb_check_update(dc); 1141 #endif /* HPCFB_JUMP */ 1142 } 1143 1144 /* 1145 * Copy rows. 1146 */ 1147 void 1148 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1149 { 1150 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1151 struct hpcfb_tvrow *svc = &vscn[src]; 1152 struct hpcfb_tvrow *dvc = &vscn[dst]; 1153 int i; 1154 int d; 1155 1156 if (vscn == 0) 1157 return; 1158 1159 dc->dc_state |= HPCFB_DC_TDRAWING; 1160 #ifdef HPCFB_JUMP 1161 if (dst < dc->dc_min_row) 1162 dc->dc_min_row = dst; 1163 if (dst + num > dc->dc_max_row) 1164 dc->dc_max_row = dst + num -1; 1165 #endif /* HPCFB_JUMP */ 1166 1167 if (svc > dvc) 1168 d = 1; 1169 else if (svc < dvc) { 1170 svc += num-1; 1171 dvc += num-1; 1172 d = -1; 1173 } else { 1174 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1175 #ifdef HPCFB_JUMP 1176 hpcfb_check_update(dc); 1177 #endif /* HPCFB_JUMP */ 1178 return; 1179 } 1180 1181 for (i = 0; i < num; i++) { 1182 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1183 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1184 dvc->spacecol = dvc->maxcol; 1185 dvc->maxcol = svc->maxcol; 1186 svc+=d; 1187 dvc+=d; 1188 } 1189 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1190 #ifdef HPCFB_JUMP 1191 hpcfb_check_update(dc); 1192 #endif /* HPCFB_JUMP */ 1193 } 1194 1195 void 1196 hpcfb_redraw(cookie, row, num, all) 1197 void *cookie; 1198 int row, num; 1199 int all; 1200 { 1201 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1202 struct rasops_info *ri = &dc->dc_rinfo; 1203 int cols; 1204 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1205 struct hpcfb_vchar *svc; 1206 int i, j; 1207 1208 #ifdef HPCFB_JUMP 1209 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1210 dc->dc_state |= HPCFB_DC_UPDATE; 1211 return; 1212 } 1213 #endif /* HPCFB_JUMP */ 1214 if (dc->dc_sc != NULL 1215 && !dc->dc_sc->sc_polling 1216 && dc->dc_sc->sc_mapping) 1217 return; 1218 1219 dc->dc_state &= ~HPCFB_DC_ABORT; 1220 1221 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1222 return; 1223 if (vscn == 0) 1224 return; 1225 1226 if (ri->ri_bits == NULL) 1227 return; 1228 1229 dc->dc_state |= HPCFB_DC_DRAWING; 1230 dc->dc_state |= HPCFB_DC_TDRAWING; 1231 for (i = 0; i < num; i++) { 1232 if (dc->dc_state&HPCFB_DC_ABORT) 1233 break; 1234 cols = vscn[row+i].maxcol; 1235 for (j = 0; j <= cols; j++) { 1236 if (dc->dc_state&HPCFB_DC_ABORT) 1237 continue; 1238 svc = &vscn[row+i].col[j]; 1239 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1240 } 1241 if (all) 1242 cols = dc->dc_cols-1; 1243 else 1244 cols = vscn[row+i].spacecol; 1245 for (; j <= cols; j++) { 1246 if (dc->dc_state&HPCFB_DC_ABORT) 1247 continue; 1248 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1249 } 1250 vscn[row+i].spacecol = 0; 1251 } 1252 if (dc->dc_state&HPCFB_DC_ABORT) 1253 dc->dc_state &= ~HPCFB_DC_ABORT; 1254 dc->dc_state &= ~HPCFB_DC_DRAWING; 1255 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1256 #ifdef HPCFB_JUMP 1257 hpcfb_check_update(dc); 1258 #endif /* HPCFB_JUMP */ 1259 } 1260 1261 #ifdef HPCFB_JUMP 1262 void 1263 hpcfb_update(void *v) 1264 { 1265 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1266 1267 /* callout_stop(&dc->dc_scroll_ch); */ 1268 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1269 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1270 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1271 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1272 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1273 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1274 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1275 hpcfb_redraw(dc, dc->dc_min_row, 1276 dc->dc_max_row - dc->dc_min_row, 0); 1277 dc->dc_state &= ~HPCFB_DC_UPDATE; 1278 } else { 1279 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1280 } 1281 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1282 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1283 } 1284 1285 void 1286 hpcfb_do_scroll(void *v) 1287 { 1288 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1289 1290 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1291 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1292 dc->dc_state |= HPCFB_DC_SCRDELAY; 1293 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1294 wakeup(dc->dc_sc); 1295 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1296 /* draw only EMUL mode */ 1297 hpcfb_update(v); 1298 } 1299 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1300 } 1301 1302 void 1303 hpcfb_check_update(void *v) 1304 { 1305 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1306 1307 if (dc->dc_sc != NULL 1308 && dc->dc_sc->sc_polling 1309 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1310 callout_stop(&dc->dc_scroll_ch); 1311 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1312 hpcfb_update(v); 1313 } 1314 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1315 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1316 hpcfb_update(v); 1317 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1318 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1319 hpcfb_update(v); 1320 } 1321 } 1322 #endif /* HPCFB_JUMP */ 1323 1324 void 1325 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1326 { 1327 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1328 struct rasops_info *ri = &dc->dc_rinfo; 1329 struct hpcfb_softc *sc = dc->dc_sc; 1330 int srcyoff, dstyoff; 1331 int width, height; 1332 1333 hpcfb_tv_copyrows(cookie, src, dst, num); 1334 1335 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1336 return; 1337 if (ri->ri_bits == NULL) 1338 return; 1339 1340 if (sc && sc->sc_accessops->bitblit 1341 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1342 dc->dc_state |= HPCFB_DC_DRAWING; 1343 srcyoff = src * ri->ri_font->fontheight; 1344 dstyoff = dst * ri->ri_font->fontheight; 1345 width = dc->dc_cols * ri->ri_font->fontwidth; 1346 height = num * ri->ri_font->fontheight; 1347 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1348 0, srcyoff, 0, dstyoff, height, width); 1349 dc->dc_state &= ~HPCFB_DC_DRAWING; 1350 } 1351 else { 1352 #ifdef HPCFB_JUMP 1353 if (sc && sc->sc_polling) { 1354 hpcfb_check_update(dc); 1355 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1356 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1357 dc->dc_scroll = 1; 1358 dc->dc_scroll_src = src; 1359 dc->dc_scroll_dst = dst; 1360 dc->dc_scroll_num = num; 1361 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1362 return; 1363 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1364 dc->dc_state |= HPCFB_DC_UPDATE; 1365 return; 1366 } else { 1367 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1368 callout_stop(&dc->dc_scroll_ch); 1369 } 1370 if (dc->dc_state&HPCFB_DC_UPDATE) { 1371 dc->dc_state &= ~HPCFB_DC_UPDATE; 1372 hpcfb_redraw(cookie, dc->dc_min_row, 1373 dc->dc_max_row - dc->dc_min_row, 0); 1374 dc->dc_max_row = 0; 1375 dc->dc_min_row = dc->dc_rows; 1376 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1377 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1378 return; 1379 } 1380 #endif /* HPCFB_JUMP */ 1381 hpcfb_redraw(cookie, dst, num, 0); 1382 } 1383 #ifdef HPCFB_JUMP 1384 hpcfb_check_update(dc); 1385 #endif /* HPCFB_JUMP */ 1386 } 1387 1388 /* 1389 * eraserows 1390 */ 1391 void 1392 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, int row, int nrow, long attr) 1393 { 1394 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1395 int cols; 1396 int i; 1397 1398 if (vscn == 0) 1399 return; 1400 1401 dc->dc_state |= HPCFB_DC_TDRAWING; 1402 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1403 #ifdef HPCFB_JUMP 1404 if (row < dc->dc_min_row) 1405 dc->dc_min_row = row; 1406 if (row + nrow > dc->dc_max_row) 1407 dc->dc_max_row = row + nrow; 1408 #endif /* HPCFB_JUMP */ 1409 1410 for (i = 0; i < nrow; i++) { 1411 cols = vscn[row+i].maxcol; 1412 if (vscn[row+i].spacecol < cols) 1413 vscn[row+i].spacecol = cols; 1414 vscn[row+i].maxcol = -1; 1415 } 1416 #ifdef HPCFB_JUMP 1417 hpcfb_check_update(dc); 1418 #endif /* HPCFB_JUMP */ 1419 } 1420 1421 void 1422 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1423 { 1424 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1425 struct hpcfb_softc *sc = dc->dc_sc; 1426 struct rasops_info *ri = &dc->dc_rinfo; 1427 int yoff; 1428 int width; 1429 int height; 1430 1431 hpcfb_tv_eraserows(dc, row, nrow, attr); 1432 #ifdef HPCFB_JUMP 1433 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1434 dc->dc_state |= HPCFB_DC_UPDATE; 1435 return; 1436 } 1437 #endif /* HPCFB_JUMP */ 1438 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1439 return; 1440 if (ri->ri_bits == NULL) 1441 return; 1442 1443 dc->dc_state |= HPCFB_DC_DRAWING; 1444 if (sc && sc->sc_accessops->erase 1445 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1446 yoff = row * ri->ri_font->fontheight; 1447 width = dc->dc_cols * ri->ri_font->fontwidth; 1448 height = nrow * ri->ri_font->fontheight; 1449 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1450 0, yoff, height, width, attr); 1451 } else 1452 rasops_emul.eraserows(ri, row, nrow, attr); 1453 dc->dc_state &= ~HPCFB_DC_DRAWING; 1454 #ifdef HPCFB_JUMP 1455 hpcfb_check_update(dc); 1456 #endif /* HPCFB_JUMP */ 1457 } 1458 1459 /* 1460 * alloc_attr 1461 */ 1462 int 1463 hpcfb_alloc_attr(void *cookie, int fg, int bg, int flags, long *attrp) 1464 { 1465 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1466 struct rasops_info *ri = &dc->dc_rinfo; 1467 1468 return (rasops_emul.alloc_attr(ri, fg, bg, flags, attrp)); 1469 } 1470
Indexes created Mon Sep 22 13:09:51 GMT 2025