1 /* $NetBSD: hpcfb.c,v 1.17 2002/01/27 11:08:30 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 #include <sys/cdefs.h> 46 __KERNEL_RCSID(0, "$NetBSD: hpcfb.c,v 1.17 2002/01/27 11:08:30 takemura Exp $"); 47 48 #define FBDEBUG 49 static const char _copyright[] __attribute__ ((unused)) = 50 "Copyright (c) 1999 Shin Takemura. All rights reserved."; 51 static const char _rcsid[] __attribute__ ((unused)) = 52 "$NetBSD: hpcfb.c,v 1.17 2002/01/27 11:08:30 takemura Exp $"; 53 54 #include <sys/param.h> 55 #include <sys/systm.h> 56 #include <sys/kernel.h> 57 #include <sys/signalvar.h> 58 #include <sys/map.h> 59 #include <sys/proc.h> 60 #include <sys/kthread.h> 61 #include <sys/lock.h> 62 #include <sys/user.h> 63 #include <sys/device.h> 64 #include <sys/conf.h> 65 #include <sys/malloc.h> 66 #include <sys/buf.h> 67 #include <sys/ioctl.h> 68 69 #include <uvm/uvm_extern.h> 70 71 #include <machine/bus.h> 72 73 #include <dev/wscons/wsconsio.h> 74 #include <dev/wscons/wsdisplayvar.h> 75 #include <dev/wscons/wscons_callbacks.h> 76 77 #include <dev/wsfont/wsfont.h> 78 #include <dev/rasops/rasops.h> 79 80 #include <dev/hpc/hpcfbvar.h> 81 #include <dev/hpc/hpcfbio.h> 82 83 #include "bivideo.h" 84 #if NBIVIDEO > 0 85 #include <dev/hpc/bivideovar.h> 86 #endif 87 88 #ifdef FBDEBUG 89 int hpcfb_debug = 0; 90 #define DPRINTF(arg) if (hpcfb_debug) printf arg; 91 #else 92 #define DPRINTF(arg) 93 #endif 94 95 #ifndef HPCFB_MAX_COLUMN 96 #define HPCFB_MAX_COLUMN 130 97 #endif /* HPCFB_MAX_COLUMN */ 98 #ifndef HPCFB_MAX_ROW 99 #define HPCFB_MAX_ROW 80 100 #endif /* HPCFB_MAX_ROW */ 101 102 /* 103 * currently experimental 104 #define HPCFB_JUMP 105 */ 106 107 struct hpcfb_vchar { 108 u_int c; 109 long attr; 110 }; 111 112 struct hpcfb_tvrow { 113 int maxcol; 114 int spacecol; 115 struct hpcfb_vchar col[HPCFB_MAX_COLUMN]; 116 }; 117 118 struct hpcfb_devconfig { 119 struct rasops_info dc_rinfo; /* rasops information */ 120 121 int dc_blanked; /* currently had video disabled */ 122 struct hpcfb_softc *dc_sc; 123 int dc_rows; 124 int dc_cols; 125 struct hpcfb_tvrow *dc_tvram; 126 int dc_curx; 127 int dc_cury; 128 #ifdef HPCFB_JUMP 129 int dc_min_row; 130 int dc_max_row; 131 int dc_scroll; 132 struct callout dc_scroll_ch; 133 int dc_scroll_src; 134 int dc_scroll_dst; 135 int dc_scroll_num; 136 #endif /* HPCFB_JUMP */ 137 volatile int dc_state; 138 #define HPCFB_DC_CURRENT 0x80000000 139 #define HPCFB_DC_DRAWING 0x01 /* drawing raster ops */ 140 #define HPCFB_DC_TDRAWING 0x02 /* drawing tvram */ 141 #define HPCFB_DC_SCROLLPENDING 0x04 /* scroll is pending */ 142 #define HPCFB_DC_UPDATE 0x08 /* tvram update */ 143 #define HPCFB_DC_SCRDELAY 0x10 /* scroll time but delay it */ 144 #define HPCFB_DC_SCRTHREAD 0x20 /* in scroll thread or callout */ 145 #define HPCFB_DC_UPDATEALL 0x40 /* need to redraw all */ 146 #define HPCFB_DC_ABORT 0x80 /* abort redrawing */ 147 #define HPCFB_DC_SWITCHREQ 0x100 /* switch request exist */ 148 int dc_memsize; 149 u_char *dc_fbaddr; 150 }; 151 152 #define IS_DRAWABLE(dc) \ 153 (((dc)->dc_state&HPCFB_DC_CURRENT)&& \ 154 (((dc)->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_SWITCHREQ)) == 0)) 155 156 #define HPCFB_MAX_SCREEN 5 157 #define HPCFB_MAX_JUMP 5 158 159 struct hpcfb_softc { 160 struct device sc_dev; 161 struct hpcfb_devconfig *sc_dc; /* device configuration */ 162 const struct hpcfb_accessops *sc_accessops; 163 void *sc_accessctx; 164 void *sc_powerhook; /* power management hook */ 165 struct device *sc_wsdisplay; 166 int sc_screen_resumed; 167 int sc_polling; 168 int sc_mapping; 169 struct proc *sc_thread; 170 struct lock sc_lock; 171 void *sc_wantedscreen; 172 void (*sc_switchcb)(void *, int, int); 173 void *sc_switchcbarg; 174 struct callout sc_switch_callout; 175 int sc_nfbconf; 176 struct hpcfb_fbconf *sc_fbconflist; 177 }; 178 179 /* 180 * function prototypes 181 */ 182 int hpcfbmatch(struct device *, struct cfdata *, void *); 183 void hpcfbattach(struct device *, struct device *, void *); 184 int hpcfbprint(void *, const char *); 185 186 int hpcfb_ioctl(void *, u_long, caddr_t, int, struct proc *); 187 paddr_t hpcfb_mmap(void *, off_t, int); 188 189 void hpcfb_refresh_screen(struct hpcfb_softc *); 190 void hpcfb_doswitch(struct hpcfb_softc *); 191 192 #ifdef HPCFB_JUMP 193 static void hpcfb_create_thread(void *); 194 static void hpcfb_thread(void *); 195 #endif /* HPCFB_JUMP */ 196 197 static int hpcfb_init(struct hpcfb_fbconf *, struct hpcfb_devconfig *); 198 static int hpcfb_alloc_screen(void *, const struct wsscreen_descr *, 199 void **, int *, int *, long *); 200 static void hpcfb_free_screen(void *, void *); 201 static int hpcfb_show_screen(void *, void *, int, 202 void (*) (void *, int, int), void *); 203 static void hpcfb_pollc(void *, int); 204 static void hpcfb_power(int, void *); 205 static void hpcfb_cmap_reorder(struct hpcfb_fbconf *, 206 struct hpcfb_devconfig *); 207 208 static int pow(int, int); 209 210 void hpcfb_cursor(void *, int, int, int); 211 int hpcfb_mapchar(void *, int, unsigned int *); 212 void hpcfb_putchar(void *, int, int, u_int, long); 213 void hpcfb_copycols(void *, int, int, int, int); 214 void hpcfb_erasecols(void *, int, int, int, long); 215 void hpcfb_redraw(void *, int, int, int); 216 void hpcfb_copyrows(void *, int, int, int); 217 void hpcfb_eraserows(void *, int, int, long); 218 int hpcfb_alloc_attr(void *, int, int, int, long *); 219 void hpcfb_cursor_raw(void *, int, int, int); 220 221 #ifdef HPCFB_JUMP 222 void hpcfb_update(void *); 223 void hpcfb_do_scroll(void *); 224 void hpcfb_check_update(void *); 225 #endif /* HPCFB_JUMP */ 226 227 struct wsdisplay_emulops hpcfb_emulops = { 228 hpcfb_cursor, 229 hpcfb_mapchar, 230 hpcfb_putchar, 231 hpcfb_copycols, 232 hpcfb_erasecols, 233 hpcfb_copyrows, 234 hpcfb_eraserows, 235 hpcfb_alloc_attr 236 }; 237 238 /* 239 * static variables 240 */ 241 struct cfattach hpcfb_ca = { 242 sizeof(struct hpcfb_softc), hpcfbmatch, hpcfbattach, 243 }; 244 245 struct wsscreen_descr hpcfb_stdscreen = { 246 "std", 247 0, 0, /* will be filled in -- XXX shouldn't, it's global */ 248 &hpcfb_emulops, /* XXX */ 249 0, 0, 250 WSSCREEN_REVERSE 251 }; 252 253 const struct wsscreen_descr *_hpcfb_scrlist[] = { 254 &hpcfb_stdscreen, 255 /* XXX other formats, graphics screen? */ 256 }; 257 258 struct wsscreen_list hpcfb_screenlist = { 259 sizeof(_hpcfb_scrlist) / sizeof(struct wsscreen_descr *), 260 _hpcfb_scrlist 261 }; 262 263 struct wsdisplay_accessops hpcfb_accessops = { 264 hpcfb_ioctl, 265 hpcfb_mmap, 266 hpcfb_alloc_screen, 267 hpcfb_free_screen, 268 hpcfb_show_screen, 269 0 /* load_font */, 270 hpcfb_pollc 271 }; 272 273 void hpcfb_tv_putchar(struct hpcfb_devconfig *, int, int, u_int, long); 274 void hpcfb_tv_copycols(struct hpcfb_devconfig *, int, int, int, int); 275 void hpcfb_tv_erasecols(struct hpcfb_devconfig *, int, int, int, long); 276 void hpcfb_tv_copyrows(struct hpcfb_devconfig *, int, int, int); 277 void hpcfb_tv_eraserows(struct hpcfb_devconfig *, int, int, long); 278 279 struct wsdisplay_emulops rasops_emul; 280 281 static int hpcfbconsole; 282 struct hpcfb_devconfig hpcfb_console_dc; 283 struct wsscreen_descr hpcfb_console_wsscreen; 284 struct hpcfb_tvrow hpcfb_console_tvram[HPCFB_MAX_ROW]; 285 286 /* 287 * function bodies 288 */ 289 static int 290 pow(int x, int n) 291 { 292 int res = 1; 293 while (0 < n--) { 294 res *= x; 295 } 296 return (res); 297 } 298 299 int 300 hpcfbmatch(struct device *parent, struct cfdata *match, void *aux) 301 { 302 return (1); 303 } 304 305 void 306 hpcfbattach(struct device *parent, struct device *self, void *aux) 307 { 308 struct hpcfb_softc *sc = (struct hpcfb_softc *)self; 309 struct hpcfb_attach_args *ha = aux; 310 struct wsemuldisplaydev_attach_args wa; 311 312 sc->sc_accessops = ha->ha_accessops; 313 sc->sc_accessctx = ha->ha_accessctx; 314 sc->sc_nfbconf = ha->ha_nfbconf; 315 sc->sc_fbconflist = ha->ha_fbconflist; 316 317 if (hpcfbconsole) { 318 sc->sc_dc = &hpcfb_console_dc; 319 hpcfb_console_dc.dc_sc = sc; 320 printf(": %dx%d pixels, %d colors, %dx%d chars", 321 sc->sc_dc->dc_rinfo.ri_width,sc->sc_dc->dc_rinfo.ri_height, 322 pow(2, sc->sc_dc->dc_rinfo.ri_depth), 323 sc->sc_dc->dc_rinfo.ri_cols,sc->sc_dc->dc_rinfo.ri_rows); 324 /* Set video chip dependent CLUT if any. */ 325 if (sc->sc_accessops->setclut) 326 sc->sc_accessops->setclut(sc->sc_accessctx, 327 &hpcfb_console_dc.dc_rinfo); 328 } 329 printf("\n"); 330 331 sc->sc_polling = 0; /* XXX */ 332 sc->sc_mapping = 0; /* XXX */ 333 callout_init(&sc->sc_switch_callout); 334 335 /* Add a power hook to power management */ 336 sc->sc_powerhook = powerhook_establish(hpcfb_power, sc); 337 if (sc->sc_powerhook == NULL) 338 printf("%s: WARNING: unable to establish power hook\n", 339 sc->sc_dev.dv_xname); 340 341 wa.console = hpcfbconsole; 342 wa.scrdata = &hpcfb_screenlist; 343 wa.accessops = &hpcfb_accessops; 344 wa.accesscookie = sc; 345 346 sc->sc_wsdisplay = config_found(self, &wa, wsemuldisplaydevprint); 347 348 #ifdef HPCFB_JUMP 349 /* 350 * Create a kernel thread to scroll, 351 */ 352 kthread_create(hpcfb_create_thread, sc); 353 #endif /* HPCFB_JUMP */ 354 } 355 356 #ifdef HPCFB_JUMP 357 void 358 hpcfb_create_thread(void *arg) 359 { 360 struct hpcfb_softc *sc = arg; 361 362 if (kthread_create1(hpcfb_thread, sc, &sc->sc_thread, 363 "%s", sc->sc_dev.dv_xname) == 0) 364 return; 365 366 /* 367 * We were unable to create the HPCFB thread; bail out. 368 */ 369 sc->sc_thread = 0; 370 printf("%s: unable to create thread, kernel hpcfb scroll support disabled\n", 371 sc->sc_dev.dv_xname); 372 } 373 374 void 375 hpcfb_thread(void *arg) 376 { 377 struct hpcfb_softc *sc = arg; 378 379 /* 380 * Loop forever, doing a periodic check for update events. 381 */ 382 for (;;) { 383 /* HPCFB_LOCK(sc); */ 384 sc->sc_dc->dc_state |= HPCFB_DC_SCRTHREAD; 385 if (!sc->sc_mapping) /* draw only EMUL mode */ 386 hpcfb_update(sc->sc_dc); 387 sc->sc_dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 388 /* APM_UNLOCK(sc); */ 389 (void) tsleep(sc, PWAIT, "hpcfb", (8 * hz) / 7 / 10); 390 } 391 } 392 #endif /* HPCFB_JUMP */ 393 394 /* Print function (for parent devices). */ 395 int 396 hpcfbprint(void *aux, const char *pnp) 397 { 398 if (pnp) 399 printf("hpcfb at %s", pnp); 400 401 return (UNCONF); 402 } 403 404 int 405 hpcfb_cnattach(struct hpcfb_fbconf *fbconf) 406 { 407 struct hpcfb_fbconf __fbconf __attribute__((__unused__)); 408 long defattr; 409 410 DPRINTF(("%s(%d): hpcfb_cnattach()\n", __FILE__, __LINE__)); 411 #if NBIVIDEO > 0 412 if (fbconf == 0) { 413 memset(&__fbconf, 0, sizeof(struct hpcfb_fbconf)); 414 if (bivideo_getcnfb(&__fbconf) != 0) 415 return (ENXIO); 416 fbconf = &__fbconf; 417 } 418 #endif /* NBIVIDEO > 0 */ 419 memset(&hpcfb_console_dc, 0, sizeof(struct hpcfb_devconfig)); 420 if (hpcfb_init(fbconf, &hpcfb_console_dc) != 0) 421 return (ENXIO); 422 hpcfb_console_dc.dc_state |= HPCFB_DC_CURRENT; 423 424 hpcfb_console_dc.dc_tvram = hpcfb_console_tvram; 425 /* clear screen */ 426 memset(hpcfb_console_tvram, 0, sizeof(hpcfb_console_tvram)); 427 hpcfb_redraw(&hpcfb_console_dc, 0, hpcfb_console_dc.dc_rows, 1); 428 429 hpcfb_console_wsscreen = hpcfb_stdscreen; 430 hpcfb_console_wsscreen.nrows = hpcfb_console_dc.dc_rows; 431 hpcfb_console_wsscreen.ncols = hpcfb_console_dc.dc_cols; 432 hpcfb_console_wsscreen.capabilities = hpcfb_console_dc.dc_rinfo.ri_caps; 433 hpcfb_alloc_attr(&hpcfb_console_dc, 7, 0, 0, &defattr); 434 wsdisplay_cnattach(&hpcfb_console_wsscreen, &hpcfb_console_dc, 435 0, 0, defattr); 436 hpcfbconsole = 1; 437 438 return (0); 439 } 440 441 int 442 hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 443 { 444 struct rasops_info *ri; 445 vaddr_t fbaddr; 446 447 fbaddr = (vaddr_t)fbconf->hf_baseaddr; 448 dc->dc_fbaddr = (u_char *)fbaddr; 449 450 /* init rasops */ 451 ri = &dc->dc_rinfo; 452 memset(ri, 0, sizeof(struct rasops_info)); 453 ri->ri_depth = fbconf->hf_pixel_width; 454 ri->ri_bits = (caddr_t)fbaddr; 455 ri->ri_width = fbconf->hf_width; 456 ri->ri_height = fbconf->hf_height; 457 ri->ri_stride = fbconf->hf_bytes_per_line; 458 #if 0 459 ri->ri_flg = RI_FORCEMONO | RI_CURSOR; 460 #else 461 ri->ri_flg = RI_CURSOR; 462 #endif 463 if (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) { 464 #if BYTE_ORDER == BIG_ENDIAN 465 ri->ri_flg |= RI_BSWAP; 466 #endif 467 } else { 468 #if BYTE_ORDER == LITTLE_ENDIAN 469 ri->ri_flg |= RI_BSWAP; 470 #endif 471 } 472 473 if (rasops_init(ri, HPCFB_MAX_ROW, HPCFB_MAX_COLUMN)) { 474 panic("%s(%d): rasops_init() failed!", __FILE__, __LINE__); 475 } 476 477 /* over write color map of rasops */ 478 hpcfb_cmap_reorder (fbconf, dc); 479 480 dc->dc_curx = -1; 481 dc->dc_cury = -1; 482 dc->dc_rows = dc->dc_rinfo.ri_rows; 483 dc->dc_cols = dc->dc_rinfo.ri_cols; 484 #ifdef HPCFB_JUMP 485 dc->dc_max_row = 0; 486 dc->dc_min_row = dc->dc_rows; 487 dc->dc_scroll = 0; 488 callout_init(&dc->dc_scroll_ch); 489 #endif /* HPCFB_JUMP */ 490 dc->dc_memsize = ri->ri_stride * ri->ri_height; 491 /* hook rasops in hpcfb_ops */ 492 rasops_emul = ri->ri_ops; /* struct copy */ 493 ri->ri_ops = hpcfb_emulops; /* struct copy */ 494 495 return (0); 496 } 497 498 static void 499 hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 500 { 501 struct rasops_info *ri = &dc->dc_rinfo; 502 int reverse = fbconf->hf_access_flags & HPCFB_ACCESS_REVERSE; 503 int *cmap = ri->ri_devcmap; 504 int i, j, bg, fg, tmp; 505 506 /* 507 * Set forground and background so that the screen 508 * looks black on white. 509 * Normally, black = 00 and white = ff. 510 * HPCFB_ACCESS_REVERSE means black = ff and white = 00. 511 */ 512 switch (fbconf->hf_pixel_width) { 513 case 1: 514 /* FALLTHROUGH */ 515 case 2: 516 /* FALLTHROUGH */ 517 case 4: 518 if (reverse) { 519 bg = 0; 520 fg = ~0; 521 } else { 522 bg = ~0; 523 fg = 0; 524 } 525 /* for gray-scale LCD, hi-contrast color map */ 526 cmap[0] = bg; 527 for (i = 1; i < 16; i++) 528 cmap[i] = fg; 529 break; 530 case 8: 531 /* FALLTHROUGH */ 532 case 16: 533 if (reverse) { 534 for (i = 0, j = 15; i < 8; i++, j--) { 535 tmp = cmap[i]; 536 cmap[i] = cmap[j]; 537 cmap[j] = tmp; 538 } 539 } 540 break; 541 } 542 } 543 544 int 545 hpcfb_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 546 { 547 struct hpcfb_softc *sc = v; 548 struct hpcfb_devconfig *dc = sc->sc_dc; 549 struct wsdisplay_fbinfo *wdf; 550 551 DPRINTF(("hpcfb_ioctl(cmd=0x%lx)\n", cmd)); 552 switch (cmd) { 553 case WSKBDIO_BELL: 554 return (0); 555 break; 556 557 case WSDISPLAYIO_GTYPE: 558 *(u_int *)data = WSDISPLAY_TYPE_HPCFB; 559 return (0); 560 561 case WSDISPLAYIO_GINFO: 562 wdf = (void *)data; 563 wdf->height = dc->dc_rinfo.ri_height; 564 wdf->width = dc->dc_rinfo.ri_width; 565 wdf->depth = dc->dc_rinfo.ri_depth; 566 wdf->cmsize = 256; /* XXXX */ 567 return (0); 568 569 case WSDISPLAYIO_SMODE: 570 if (*(int *)data == WSDISPLAYIO_MODE_EMUL){ 571 if (sc->sc_mapping){ 572 sc->sc_mapping = 0; 573 if (dc->dc_state&HPCFB_DC_DRAWING) 574 dc->dc_state &= ~HPCFB_DC_ABORT; 575 #ifdef HPCFB_FORCE_REDRAW 576 hpcfb_refresh_screen(sc); 577 #else 578 dc->dc_state |= HPCFB_DC_UPDATEALL; 579 #endif 580 } 581 } else { 582 if (!sc->sc_mapping) { 583 sc->sc_mapping = 1; 584 dc->dc_state |= HPCFB_DC_ABORT; 585 } 586 sc->sc_mapping = 1; 587 } 588 if (sc && sc->sc_accessops->iodone) 589 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 590 return (0); 591 592 case WSDISPLAYIO_GETCMAP: 593 case WSDISPLAYIO_PUTCMAP: 594 case WSDISPLAYIO_GETPARAM: 595 case WSDISPLAYIO_SETPARAM: 596 case HPCFBIO_GCONF: 597 case HPCFBIO_SCONF: 598 case HPCFBIO_GDSPCONF: 599 case HPCFBIO_SDSPCONF: 600 case HPCFBIO_GOP: 601 case HPCFBIO_SOP: 602 return ((*sc->sc_accessops->ioctl)(sc->sc_accessctx, 603 cmd, data, flag, p)); 604 605 default: 606 if (IOCGROUP(cmd) != 't') 607 DPRINTF(("%s(%d): hpcfb_ioctl(%lx, %lx) grp=%c num=%ld\n", 608 __FILE__, __LINE__, 609 cmd, (u_long)data, (char)IOCGROUP(cmd), cmd&0xff)); 610 break; 611 } 612 613 return (ENOTTY); /* Inappropriate ioctl for device */ 614 } 615 616 paddr_t 617 hpcfb_mmap(void *v, off_t offset, int prot) 618 { 619 struct hpcfb_softc *sc = v; 620 621 return ((*sc->sc_accessops->mmap)(sc->sc_accessctx, offset, prot)); 622 } 623 624 static void 625 hpcfb_power(int why, void *arg) 626 { 627 struct hpcfb_softc *sc = arg; 628 629 if (sc->sc_dc == NULL) 630 return; /* You have no screen yet. */ 631 632 switch (why) { 633 case PWR_STANDBY: 634 break; 635 case PWR_SOFTSUSPEND: 636 /* XXX, casting to 'struct wsdisplay_softc *' means 637 that you should not call the method here... */ 638 sc->sc_screen_resumed = wsdisplay_getactivescreen( 639 (struct wsdisplay_softc *)sc->sc_wsdisplay); 640 if (wsdisplay_switch(sc->sc_wsdisplay, 641 WSDISPLAY_NULLSCREEN, 642 1 /* waitok */) == 0) { 643 wsscreen_switchwait( 644 (struct wsdisplay_softc *)sc->sc_wsdisplay, 645 WSDISPLAY_NULLSCREEN); 646 } else { 647 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 648 } 649 650 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 651 break; 652 case PWR_SOFTRESUME: 653 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 654 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 655 wsdisplay_switch(sc->sc_wsdisplay, 656 sc->sc_screen_resumed, 657 1 /* waitok */); 658 break; 659 } 660 } 661 662 void 663 hpcfb_refresh_screen(struct hpcfb_softc *sc) 664 { 665 struct hpcfb_devconfig *dc = sc->sc_dc; 666 int x, y; 667 668 DPRINTF(("hpcfb_refres_screen()\n")); 669 if (dc == NULL) 670 return; 671 672 #ifdef HPCFB_JUMP 673 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 674 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 675 dc->dc_state &= ~HPCFB_DC_UPDATE; 676 callout_stop(&dc->dc_scroll_ch); 677 } 678 #endif /* HPCFB_JUMP */ 679 /* 680 * refresh screen 681 */ 682 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 683 x = dc->dc_curx; 684 y = dc->dc_cury; 685 if (0 <= x && 0 <= y) 686 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 687 /* redraw all text */ 688 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 689 if (0 <= x && 0 <= y) 690 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 691 } 692 693 static int 694 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep, 695 int *curxp, int *curyp, long *attrp) 696 { 697 struct hpcfb_softc *sc = v; 698 struct hpcfb_devconfig *dc; 699 700 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 701 702 dc = malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK|M_ZERO); 703 if (dc == NULL) 704 return (ENOMEM); 705 706 dc->dc_sc = sc; 707 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) 708 return (EINVAL); 709 if (sc->sc_accessops->font) { 710 sc->sc_accessops->font(sc->sc_accessctx, 711 dc->dc_rinfo.ri_font); 712 } 713 /* Set video chip dependent CLUT if any. */ 714 if (sc->sc_accessops->setclut) 715 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 716 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 717 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 718 pow(2, dc->dc_rinfo.ri_depth), 719 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 720 721 /* 722 * XXX, wsdisplay won't reffer the information in wsscreen_descr 723 * structure until alloc_screen will be called, at least, under 724 * current implementation... 725 */ 726 hpcfb_stdscreen.nrows = dc->dc_rows; 727 hpcfb_stdscreen.ncols = dc->dc_cols; 728 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 729 730 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 731 dc->dc_rows = dc->dc_rinfo.ri_rows; 732 dc->dc_cols = dc->dc_rinfo.ri_cols; 733 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 734 735 dc->dc_curx = -1; 736 dc->dc_cury = -1; 737 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 738 M_DEVBUF, M_WAITOK|M_ZERO); 739 if (dc->dc_tvram == NULL){ 740 free(dc, M_DEVBUF); 741 return (ENOMEM); 742 } 743 744 *curxp = 0; 745 *curyp = 0; 746 *cookiep = dc; 747 hpcfb_alloc_attr(*cookiep, 7, 0, 0, attrp); 748 DPRINTF(("%s(%d): hpcfb_alloc_screen(): 0x%p\n", 749 __FILE__, __LINE__, dc)); 750 751 return (0); 752 } 753 754 static void 755 hpcfb_free_screen(void *v, void *cookie) 756 { 757 struct hpcfb_devconfig *dc = cookie; 758 759 DPRINTF(("%s(%d): hpcfb_free_screen(0x%p)\n", 760 __FILE__, __LINE__, cookie)); 761 #ifdef DIAGNOSTIC 762 if (dc == &hpcfb_console_dc) 763 panic("hpcfb_free_screen: console"); 764 #endif 765 free(dc->dc_tvram, M_DEVBUF); 766 free(dc, M_DEVBUF); 767 } 768 769 static int 770 hpcfb_show_screen(void *v, void *cookie, int waitok, 771 void (*cb)(void *, int, int), void *cbarg) 772 { 773 struct hpcfb_softc *sc = v; 774 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 775 struct hpcfb_devconfig *odc; 776 777 DPRINTF(("%s(%d): hpcfb_show_screen(0x%p)\n", 778 __FILE__, __LINE__, dc)); 779 780 odc = sc->sc_dc; 781 782 if (dc == NULL || odc == dc) { 783 hpcfb_refresh_screen(sc); 784 return (0); 785 } 786 787 if (odc != NULL) { 788 odc->dc_state |= HPCFB_DC_SWITCHREQ; 789 790 if ((odc->dc_state&HPCFB_DC_DRAWING) != 0) { 791 odc->dc_state |= HPCFB_DC_ABORT; 792 } 793 } 794 795 sc->sc_wantedscreen = cookie; 796 sc->sc_switchcb = cb; 797 sc->sc_switchcbarg = cbarg; 798 if (cb) { 799 callout_reset(&sc->sc_switch_callout, 0, 800 (void(*)(void *))hpcfb_doswitch, sc); 801 return (EAGAIN); 802 } 803 804 hpcfb_doswitch(sc); 805 return (0); 806 } 807 808 void 809 hpcfb_doswitch(struct hpcfb_softc *sc) 810 { 811 struct hpcfb_devconfig *dc; 812 struct hpcfb_devconfig *odc; 813 814 DPRINTF(("hpcfb_doswitch()\n")); 815 odc = sc->sc_dc; 816 dc = sc->sc_wantedscreen; 817 818 if (!dc) { 819 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 820 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 821 return; 822 } 823 824 if (odc == dc) { 825 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 826 return; 827 } 828 829 if (odc) { 830 #ifdef HPCFB_JUMP 831 odc->dc_state |= HPCFB_DC_ABORT; 832 #endif /* HPCFB_JUMP */ 833 834 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 835 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 836 /* disable cursor */ 837 /* disable old screen */ 838 odc->dc_state &= ~HPCFB_DC_CURRENT; 839 /* XXX, This is too dangerous. 840 odc->dc_rinfo.ri_bits = NULL; 841 */ 842 } 843 /* switch screen to new one */ 844 dc->dc_state |= HPCFB_DC_CURRENT; 845 dc->dc_state &= ~HPCFB_DC_ABORT; 846 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 847 sc->sc_dc = dc; 848 849 /* redraw screen image */ 850 hpcfb_refresh_screen(sc); 851 852 sc->sc_wantedscreen = NULL; 853 if (sc->sc_switchcb) 854 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 855 856 if (odc != NULL) 857 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 858 dc->dc_state &= ~HPCFB_DC_SWITCHREQ; 859 return; 860 } 861 862 static void 863 hpcfb_pollc(void *v, int on) 864 { 865 struct hpcfb_softc *sc = v; 866 867 if (sc == NULL) 868 return; 869 sc->sc_polling = on; 870 if (sc->sc_accessops->iodone) 871 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 872 if (on) { 873 hpcfb_refresh_screen(sc); 874 if (sc->sc_accessops->iodone) 875 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 876 } 877 878 return; 879 } 880 881 /* 882 * cursor 883 */ 884 void 885 hpcfb_cursor(void *cookie, int on, int row, int col) 886 { 887 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 888 889 if (on) { 890 dc->dc_curx = col; 891 dc->dc_cury = row; 892 } else { 893 dc->dc_curx = -1; 894 dc->dc_cury = -1; 895 } 896 897 hpcfb_cursor_raw(cookie, on, row, col); 898 } 899 900 void 901 hpcfb_cursor_raw(cookie, on, row, col) 902 void *cookie; 903 int on, row, col; 904 { 905 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 906 struct hpcfb_softc *sc = dc->dc_sc; 907 struct rasops_info *ri = &dc->dc_rinfo; 908 int curwidth, curheight; 909 int xoff, yoff; 910 911 #ifdef HPCFB_JUMP 912 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 913 dc->dc_state |= HPCFB_DC_UPDATE; 914 return; 915 } 916 #endif /* HPCFB_JUMP */ 917 if (!IS_DRAWABLE(dc)) { 918 return; 919 } 920 921 if (ri->ri_bits == NULL) 922 return; 923 924 dc->dc_state |= HPCFB_DC_DRAWING; 925 if (sc && sc->sc_accessops->cursor) { 926 xoff = col * ri->ri_font->fontwidth; 927 yoff = row * ri->ri_font->fontheight; 928 curheight = ri->ri_font->fontheight; 929 curwidth = ri->ri_font->fontwidth; 930 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 931 on, xoff, yoff, curwidth, curheight); 932 } else 933 rasops_emul.cursor(ri, on, row, col); 934 dc->dc_state &= ~HPCFB_DC_DRAWING; 935 } 936 937 /* 938 * mapchar 939 */ 940 int 941 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 942 { 943 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 944 struct rasops_info *ri = &dc->dc_rinfo; 945 946 return (rasops_emul.mapchar(ri, c, cp)); 947 } 948 949 /* 950 * putchar 951 */ 952 void 953 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 954 long attr) 955 { 956 struct hpcfb_tvrow *vscn = dc->dc_tvram; 957 struct hpcfb_vchar *vc = &vscn[row].col[col]; 958 struct hpcfb_vchar *vcb; 959 960 if (vscn == 0) 961 return; 962 963 dc->dc_state |= HPCFB_DC_TDRAWING; 964 #ifdef HPCFB_JUMP 965 if (row < dc->dc_min_row) 966 dc->dc_min_row = row; 967 if (row > dc->dc_max_row) 968 dc->dc_max_row = row; 969 970 #endif /* HPCFB_JUMP */ 971 if (vscn[row].maxcol +1 == col) 972 vscn[row].maxcol = col; 973 else if (vscn[row].maxcol < col) { 974 vcb = &vscn[row].col[vscn[row].maxcol+1]; 975 memset(vcb, 0, 976 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 977 vscn[row].maxcol = col; 978 } 979 vc->c = uc; 980 vc->attr = attr; 981 dc->dc_state &= ~HPCFB_DC_TDRAWING; 982 #ifdef HPCFB_JUMP 983 hpcfb_check_update(dc); 984 #endif /* HPCFB_JUMP */ 985 } 986 987 void 988 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 989 { 990 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 991 struct hpcfb_softc *sc = dc->dc_sc; 992 struct rasops_info *ri = &dc->dc_rinfo; 993 int xoff; 994 int yoff; 995 int fclr, uclr; 996 struct wsdisplay_font *font; 997 998 hpcfb_tv_putchar(dc, row, col, uc, attr); 999 #ifdef HPCFB_JUMP 1000 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1001 dc->dc_state |= HPCFB_DC_UPDATE; 1002 return; 1003 } 1004 #endif /* HPCFB_JUMP */ 1005 1006 if (!IS_DRAWABLE(dc)) { 1007 return; 1008 } 1009 1010 if (ri->ri_bits == NULL) 1011 return; 1012 1013 dc->dc_state |= HPCFB_DC_DRAWING; 1014 if (sc && sc->sc_accessops->putchar 1015 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1016 font = ri->ri_font; 1017 yoff = row * ri->ri_font->fontheight; 1018 xoff = col * ri->ri_font->fontwidth; 1019 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 1020 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 1021 1022 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 1023 xoff, yoff, font, fclr, uclr, uc, attr); 1024 } else 1025 rasops_emul.putchar(ri, row, col, uc, attr); 1026 dc->dc_state &= ~HPCFB_DC_DRAWING; 1027 #ifdef HPCFB_JUMP 1028 hpcfb_check_update(dc); 1029 #endif /* HPCFB_JUMP */ 1030 } 1031 1032 /* 1033 * copycols 1034 */ 1035 void 1036 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1037 int ncols) 1038 { 1039 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1040 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1041 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1042 1043 if (vscn == 0) 1044 return; 1045 1046 dc->dc_state |= HPCFB_DC_TDRAWING; 1047 #ifdef HPCFB_JUMP 1048 if (row < dc->dc_min_row) 1049 dc->dc_min_row = row; 1050 if (row > dc->dc_max_row) 1051 dc->dc_max_row = row; 1052 #endif /* HPCFB_JUMP */ 1053 1054 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1055 if (vscn[row].maxcol < srccol+ncols-1) 1056 vscn[row].maxcol = srccol+ncols-1; 1057 if (vscn[row].maxcol < dstcol+ncols-1) 1058 vscn[row].maxcol = dstcol+ncols-1; 1059 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1060 #ifdef HPCFB_JUMP 1061 hpcfb_check_update(dc); 1062 #endif /* HPCFB_JUMP */ 1063 } 1064 1065 void 1066 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1067 { 1068 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1069 struct hpcfb_softc *sc = dc->dc_sc; 1070 struct rasops_info *ri = &dc->dc_rinfo; 1071 int srcxoff,dstxoff; 1072 int srcyoff,dstyoff; 1073 int height, width; 1074 1075 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1076 #ifdef HPCFB_JUMP 1077 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1078 dc->dc_state |= HPCFB_DC_UPDATE; 1079 return; 1080 } 1081 #endif /* HPCFB_JUMP */ 1082 if (!IS_DRAWABLE(dc)) { 1083 return; 1084 } 1085 1086 if (ri->ri_bits == NULL) 1087 return; 1088 1089 dc->dc_state |= HPCFB_DC_DRAWING; 1090 if (sc && sc->sc_accessops->bitblit 1091 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1092 srcxoff = srccol * ri->ri_font->fontwidth; 1093 srcyoff = row * ri->ri_font->fontheight; 1094 dstxoff = dstcol * ri->ri_font->fontwidth; 1095 dstyoff = row * ri->ri_font->fontheight; 1096 width = ncols * ri->ri_font->fontwidth; 1097 height = ri->ri_font->fontheight; 1098 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1099 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1100 } else 1101 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1102 dc->dc_state &= ~HPCFB_DC_DRAWING; 1103 #ifdef HPCFB_JUMP 1104 hpcfb_check_update(dc); 1105 #endif /* HPCFB_JUMP */ 1106 } 1107 1108 1109 /* 1110 * erasecols 1111 */ 1112 void 1113 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, int row, int startcol, 1114 int ncols, long attr) 1115 { 1116 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1117 1118 if (vscn == 0) 1119 return; 1120 1121 dc->dc_state |= HPCFB_DC_TDRAWING; 1122 #ifdef HPCFB_JUMP 1123 if (row < dc->dc_min_row) 1124 dc->dc_min_row = row; 1125 if (row > dc->dc_max_row) 1126 dc->dc_max_row = row; 1127 #endif /* HPCFB_JUMP */ 1128 1129 vscn[row].maxcol = startcol-1; 1130 if (vscn[row].spacecol < startcol+ncols-1) 1131 vscn[row].spacecol = startcol+ncols-1; 1132 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1133 #ifdef HPCFB_JUMP 1134 hpcfb_check_update(dc); 1135 #endif /* HPCFB_JUMP */ 1136 } 1137 1138 void 1139 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1140 { 1141 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1142 struct hpcfb_softc *sc = dc->dc_sc; 1143 struct rasops_info *ri = &dc->dc_rinfo; 1144 int xoff, yoff; 1145 int width, height; 1146 1147 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1148 #ifdef HPCFB_JUMP 1149 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1150 dc->dc_state |= HPCFB_DC_UPDATE; 1151 return; 1152 } 1153 #endif /* HPCFB_JUMP */ 1154 if (!IS_DRAWABLE(dc)) { 1155 return; 1156 } 1157 1158 if (ri->ri_bits == NULL) 1159 return; 1160 1161 dc->dc_state |= HPCFB_DC_DRAWING; 1162 if (sc && sc->sc_accessops->erase 1163 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1164 xoff = startcol * ri->ri_font->fontwidth; 1165 yoff = row * ri->ri_font->fontheight; 1166 width = ncols * ri->ri_font->fontwidth; 1167 height = ri->ri_font->fontheight; 1168 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1169 xoff, yoff, height, width, attr); 1170 } else 1171 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1172 dc->dc_state &= ~HPCFB_DC_DRAWING; 1173 #ifdef HPCFB_JUMP 1174 hpcfb_check_update(dc); 1175 #endif /* HPCFB_JUMP */ 1176 } 1177 1178 /* 1179 * Copy rows. 1180 */ 1181 void 1182 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1183 { 1184 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1185 struct hpcfb_tvrow *svc = &vscn[src]; 1186 struct hpcfb_tvrow *dvc = &vscn[dst]; 1187 int i; 1188 int d; 1189 1190 if (vscn == 0) 1191 return; 1192 1193 dc->dc_state |= HPCFB_DC_TDRAWING; 1194 #ifdef HPCFB_JUMP 1195 if (dst < dc->dc_min_row) 1196 dc->dc_min_row = dst; 1197 if (dst + num > dc->dc_max_row) 1198 dc->dc_max_row = dst + num -1; 1199 #endif /* HPCFB_JUMP */ 1200 1201 if (svc > dvc) 1202 d = 1; 1203 else if (svc < dvc) { 1204 svc += num-1; 1205 dvc += num-1; 1206 d = -1; 1207 } else { 1208 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1209 #ifdef HPCFB_JUMP 1210 hpcfb_check_update(dc); 1211 #endif /* HPCFB_JUMP */ 1212 return; 1213 } 1214 1215 for (i = 0; i < num; i++) { 1216 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1217 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1218 dvc->spacecol = dvc->maxcol; 1219 dvc->maxcol = svc->maxcol; 1220 svc+=d; 1221 dvc+=d; 1222 } 1223 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1224 #ifdef HPCFB_JUMP 1225 hpcfb_check_update(dc); 1226 #endif /* HPCFB_JUMP */ 1227 } 1228 1229 void 1230 hpcfb_redraw(cookie, row, num, all) 1231 void *cookie; 1232 int row, num; 1233 int all; 1234 { 1235 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1236 struct rasops_info *ri = &dc->dc_rinfo; 1237 int cols; 1238 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1239 struct hpcfb_vchar *svc; 1240 int i, j; 1241 1242 #ifdef HPCFB_JUMP 1243 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1244 dc->dc_state |= HPCFB_DC_UPDATE; 1245 return; 1246 } 1247 #endif /* HPCFB_JUMP */ 1248 if (dc->dc_sc != NULL 1249 && !dc->dc_sc->sc_polling 1250 && dc->dc_sc->sc_mapping) 1251 return; 1252 1253 dc->dc_state &= ~HPCFB_DC_ABORT; 1254 1255 if (vscn == 0) 1256 return; 1257 1258 if (!IS_DRAWABLE(dc)) { 1259 return; 1260 } 1261 1262 if (ri->ri_bits == NULL) 1263 return; 1264 1265 dc->dc_state |= HPCFB_DC_DRAWING; 1266 dc->dc_state |= HPCFB_DC_TDRAWING; 1267 for (i = 0; i < num; i++) { 1268 if (dc->dc_state&HPCFB_DC_ABORT) 1269 break; 1270 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1271 break; 1272 cols = vscn[row+i].maxcol; 1273 for (j = 0; j <= cols; j++) { 1274 if (dc->dc_state&HPCFB_DC_ABORT) 1275 continue; 1276 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1277 continue; 1278 svc = &vscn[row+i].col[j]; 1279 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1280 } 1281 if (all) 1282 cols = dc->dc_cols-1; 1283 else 1284 cols = vscn[row+i].spacecol; 1285 for (; j <= cols; j++) { 1286 if (dc->dc_state&HPCFB_DC_ABORT) 1287 continue; 1288 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1289 continue; 1290 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1291 } 1292 vscn[row+i].spacecol = 0; 1293 } 1294 if (dc->dc_state&HPCFB_DC_ABORT) 1295 dc->dc_state &= ~HPCFB_DC_ABORT; 1296 dc->dc_state &= ~HPCFB_DC_DRAWING; 1297 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1298 #ifdef HPCFB_JUMP 1299 hpcfb_check_update(dc); 1300 #endif /* HPCFB_JUMP */ 1301 } 1302 1303 #ifdef HPCFB_JUMP 1304 void 1305 hpcfb_update(void *v) 1306 { 1307 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1308 1309 /* callout_stop(&dc->dc_scroll_ch); */ 1310 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1311 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1312 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1313 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1314 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1315 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1316 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1317 hpcfb_redraw(dc, dc->dc_min_row, 1318 dc->dc_max_row - dc->dc_min_row, 0); 1319 dc->dc_state &= ~HPCFB_DC_UPDATE; 1320 } else { 1321 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1322 } 1323 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1324 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1325 } 1326 1327 void 1328 hpcfb_do_scroll(void *v) 1329 { 1330 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1331 1332 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1333 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1334 dc->dc_state |= HPCFB_DC_SCRDELAY; 1335 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1336 wakeup(dc->dc_sc); 1337 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1338 /* draw only EMUL mode */ 1339 hpcfb_update(v); 1340 } 1341 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1342 } 1343 1344 void 1345 hpcfb_check_update(void *v) 1346 { 1347 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1348 1349 if (dc->dc_sc != NULL 1350 && dc->dc_sc->sc_polling 1351 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1352 callout_stop(&dc->dc_scroll_ch); 1353 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1354 hpcfb_update(v); 1355 } 1356 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1357 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1358 hpcfb_update(v); 1359 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1360 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1361 hpcfb_update(v); 1362 } 1363 } 1364 #endif /* HPCFB_JUMP */ 1365 1366 void 1367 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1368 { 1369 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1370 struct rasops_info *ri = &dc->dc_rinfo; 1371 struct hpcfb_softc *sc = dc->dc_sc; 1372 int srcyoff, dstyoff; 1373 int width, height; 1374 1375 hpcfb_tv_copyrows(cookie, src, dst, num); 1376 1377 if (!IS_DRAWABLE(dc)) { 1378 return; 1379 } 1380 1381 if (ri->ri_bits == NULL) 1382 return; 1383 1384 if (sc && sc->sc_accessops->bitblit 1385 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1386 dc->dc_state |= HPCFB_DC_DRAWING; 1387 srcyoff = src * ri->ri_font->fontheight; 1388 dstyoff = dst * ri->ri_font->fontheight; 1389 width = dc->dc_cols * ri->ri_font->fontwidth; 1390 height = num * ri->ri_font->fontheight; 1391 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1392 0, srcyoff, 0, dstyoff, height, width); 1393 dc->dc_state &= ~HPCFB_DC_DRAWING; 1394 } 1395 else { 1396 #ifdef HPCFB_JUMP 1397 if (sc && sc->sc_polling) { 1398 hpcfb_check_update(dc); 1399 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1400 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1401 dc->dc_scroll = 1; 1402 dc->dc_scroll_src = src; 1403 dc->dc_scroll_dst = dst; 1404 dc->dc_scroll_num = num; 1405 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1406 return; 1407 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1408 dc->dc_state |= HPCFB_DC_UPDATE; 1409 return; 1410 } else { 1411 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1412 callout_stop(&dc->dc_scroll_ch); 1413 } 1414 if (dc->dc_state&HPCFB_DC_UPDATE) { 1415 dc->dc_state &= ~HPCFB_DC_UPDATE; 1416 hpcfb_redraw(cookie, dc->dc_min_row, 1417 dc->dc_max_row - dc->dc_min_row, 0); 1418 dc->dc_max_row = 0; 1419 dc->dc_min_row = dc->dc_rows; 1420 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1421 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1422 return; 1423 } 1424 #endif /* HPCFB_JUMP */ 1425 hpcfb_redraw(cookie, dst, num, 0); 1426 } 1427 #ifdef HPCFB_JUMP 1428 hpcfb_check_update(dc); 1429 #endif /* HPCFB_JUMP */ 1430 } 1431 1432 /* 1433 * eraserows 1434 */ 1435 void 1436 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, int row, int nrow, long attr) 1437 { 1438 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1439 int cols; 1440 int i; 1441 1442 if (vscn == 0) 1443 return; 1444 1445 dc->dc_state |= HPCFB_DC_TDRAWING; 1446 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1447 #ifdef HPCFB_JUMP 1448 if (row < dc->dc_min_row) 1449 dc->dc_min_row = row; 1450 if (row + nrow > dc->dc_max_row) 1451 dc->dc_max_row = row + nrow; 1452 #endif /* HPCFB_JUMP */ 1453 1454 for (i = 0; i < nrow; i++) { 1455 cols = vscn[row+i].maxcol; 1456 if (vscn[row+i].spacecol < cols) 1457 vscn[row+i].spacecol = cols; 1458 vscn[row+i].maxcol = -1; 1459 } 1460 #ifdef HPCFB_JUMP 1461 hpcfb_check_update(dc); 1462 #endif /* HPCFB_JUMP */ 1463 } 1464 1465 void 1466 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1467 { 1468 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1469 struct hpcfb_softc *sc = dc->dc_sc; 1470 struct rasops_info *ri = &dc->dc_rinfo; 1471 int yoff; 1472 int width; 1473 int height; 1474 1475 hpcfb_tv_eraserows(dc, row, nrow, attr); 1476 #ifdef HPCFB_JUMP 1477 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1478 dc->dc_state |= HPCFB_DC_UPDATE; 1479 return; 1480 } 1481 #endif /* HPCFB_JUMP */ 1482 if (!IS_DRAWABLE(dc)) { 1483 return; 1484 } 1485 1486 if (ri->ri_bits == NULL) 1487 return; 1488 1489 dc->dc_state |= HPCFB_DC_DRAWING; 1490 if (sc && sc->sc_accessops->erase 1491 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1492 yoff = row * ri->ri_font->fontheight; 1493 width = dc->dc_cols * ri->ri_font->fontwidth; 1494 height = nrow * ri->ri_font->fontheight; 1495 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1496 0, yoff, height, width, attr); 1497 } else 1498 rasops_emul.eraserows(ri, row, nrow, attr); 1499 dc->dc_state &= ~HPCFB_DC_DRAWING; 1500 #ifdef HPCFB_JUMP 1501 hpcfb_check_update(dc); 1502 #endif /* HPCFB_JUMP */ 1503 } 1504 1505 /* 1506 * alloc_attr 1507 */ 1508 int 1509 hpcfb_alloc_attr(void *cookie, int fg, int bg, int flags, long *attrp) 1510 { 1511 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1512 struct rasops_info *ri = &dc->dc_rinfo; 1513 1514 return (rasops_emul.alloc_attr(ri, fg, bg, flags, attrp)); 1515 } 1516