1 /* $NetBSD: hpcfb.c,v 1.20 2002/05/10 22:01:13 uwe 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 1.20 2002/05/10 22:01:13 uwe 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 1.20 2002/05/10 22:01:13 uwe 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, 434 WSCOL_WHITE, WSCOL_BLACK, 0, &defattr); 435 wsdisplay_cnattach(&hpcfb_console_wsscreen, &hpcfb_console_dc, 436 0, 0, defattr); 437 hpcfbconsole = 1; 438 439 return (0); 440 } 441 442 int 443 hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 444 { 445 struct rasops_info *ri; 446 vaddr_t fbaddr; 447 448 fbaddr = (vaddr_t)fbconf->hf_baseaddr; 449 dc->dc_fbaddr = (u_char *)fbaddr; 450 451 /* init rasops */ 452 ri = &dc->dc_rinfo; 453 memset(ri, 0, sizeof(struct rasops_info)); 454 ri->ri_depth = fbconf->hf_pixel_width; 455 ri->ri_bits = (caddr_t)fbaddr; 456 ri->ri_width = fbconf->hf_width; 457 ri->ri_height = fbconf->hf_height; 458 ri->ri_stride = fbconf->hf_bytes_per_line; 459 #if 0 460 ri->ri_flg = RI_FORCEMONO | RI_CURSOR; 461 #else 462 ri->ri_flg = RI_CURSOR; 463 #endif 464 switch (ri->ri_depth) { 465 case 8: 466 if (32 <= fbconf->hf_pack_width && 467 (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) && 468 (fbconf->hf_order_flags & HPCFB_REVORDER_WORD)) { 469 ri->ri_flg |= RI_BSWAP; 470 } 471 break; 472 default: 473 if (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) { 474 #if BYTE_ORDER == BIG_ENDIAN 475 ri->ri_flg |= RI_BSWAP; 476 #endif 477 } else { 478 #if BYTE_ORDER == LITTLE_ENDIAN 479 ri->ri_flg |= RI_BSWAP; 480 #endif 481 } 482 break; 483 } 484 485 if (rasops_init(ri, HPCFB_MAX_ROW, HPCFB_MAX_COLUMN)) { 486 panic("%s(%d): rasops_init() failed!", __FILE__, __LINE__); 487 } 488 489 /* over write color map of rasops */ 490 hpcfb_cmap_reorder (fbconf, dc); 491 492 dc->dc_curx = -1; 493 dc->dc_cury = -1; 494 dc->dc_rows = dc->dc_rinfo.ri_rows; 495 dc->dc_cols = dc->dc_rinfo.ri_cols; 496 #ifdef HPCFB_JUMP 497 dc->dc_max_row = 0; 498 dc->dc_min_row = dc->dc_rows; 499 dc->dc_scroll = 0; 500 callout_init(&dc->dc_scroll_ch); 501 #endif /* HPCFB_JUMP */ 502 dc->dc_memsize = ri->ri_stride * ri->ri_height; 503 /* hook rasops in hpcfb_ops */ 504 rasops_emul = ri->ri_ops; /* struct copy */ 505 ri->ri_ops = hpcfb_emulops; /* struct copy */ 506 507 return (0); 508 } 509 510 static void 511 hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 512 { 513 struct rasops_info *ri = &dc->dc_rinfo; 514 int reverse = fbconf->hf_access_flags & HPCFB_ACCESS_REVERSE; 515 int *cmap = ri->ri_devcmap; 516 int i, j, bg, fg, tmp; 517 518 /* 519 * Set forground and background so that the screen 520 * looks black on white. 521 * Normally, black = 00 and white = ff. 522 * HPCFB_ACCESS_REVERSE means black = ff and white = 00. 523 */ 524 switch (fbconf->hf_pixel_width) { 525 case 1: 526 /* FALLTHROUGH */ 527 case 2: 528 /* FALLTHROUGH */ 529 case 4: 530 if (reverse) { 531 bg = 0; 532 fg = ~0; 533 } else { 534 bg = ~0; 535 fg = 0; 536 } 537 /* for gray-scale LCD, hi-contrast color map */ 538 cmap[0] = bg; 539 for (i = 1; i < 16; i++) 540 cmap[i] = fg; 541 break; 542 case 8: 543 /* FALLTHROUGH */ 544 case 16: 545 if (reverse) { 546 for (i = 0, j = 15; i < 8; i++, j--) { 547 tmp = cmap[i]; 548 cmap[i] = cmap[j]; 549 cmap[j] = tmp; 550 } 551 } 552 break; 553 } 554 } 555 556 int 557 hpcfb_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 558 { 559 struct hpcfb_softc *sc = v; 560 struct hpcfb_devconfig *dc = sc->sc_dc; 561 struct wsdisplay_fbinfo *wdf; 562 563 DPRINTF(("hpcfb_ioctl(cmd=0x%lx)\n", cmd)); 564 switch (cmd) { 565 case WSKBDIO_BELL: 566 return (0); 567 break; 568 569 case WSDISPLAYIO_GTYPE: 570 *(u_int *)data = WSDISPLAY_TYPE_HPCFB; 571 return (0); 572 573 case WSDISPLAYIO_GINFO: 574 wdf = (void *)data; 575 wdf->height = dc->dc_rinfo.ri_height; 576 wdf->width = dc->dc_rinfo.ri_width; 577 wdf->depth = dc->dc_rinfo.ri_depth; 578 wdf->cmsize = 256; /* XXXX */ 579 return (0); 580 581 case WSDISPLAYIO_SMODE: 582 if (*(int *)data == WSDISPLAYIO_MODE_EMUL){ 583 if (sc->sc_mapping){ 584 sc->sc_mapping = 0; 585 if (dc->dc_state&HPCFB_DC_DRAWING) 586 dc->dc_state &= ~HPCFB_DC_ABORT; 587 #ifdef HPCFB_FORCE_REDRAW 588 hpcfb_refresh_screen(sc); 589 #else 590 dc->dc_state |= HPCFB_DC_UPDATEALL; 591 #endif 592 } 593 } else { 594 if (!sc->sc_mapping) { 595 sc->sc_mapping = 1; 596 dc->dc_state |= HPCFB_DC_ABORT; 597 } 598 sc->sc_mapping = 1; 599 } 600 if (sc && sc->sc_accessops->iodone) 601 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 602 return (0); 603 604 case WSDISPLAYIO_GETCMAP: 605 case WSDISPLAYIO_PUTCMAP: 606 case WSDISPLAYIO_GETPARAM: 607 case WSDISPLAYIO_SETPARAM: 608 case HPCFBIO_GCONF: 609 case HPCFBIO_SCONF: 610 case HPCFBIO_GDSPCONF: 611 case HPCFBIO_SDSPCONF: 612 case HPCFBIO_GOP: 613 case HPCFBIO_SOP: 614 return ((*sc->sc_accessops->ioctl)(sc->sc_accessctx, 615 cmd, data, flag, p)); 616 617 default: 618 if (IOCGROUP(cmd) != 't') 619 DPRINTF(("%s(%d): hpcfb_ioctl(%lx, %lx) grp=%c num=%ld\n", 620 __FILE__, __LINE__, 621 cmd, (u_long)data, (char)IOCGROUP(cmd), cmd&0xff)); 622 break; 623 } 624 625 return (EPASSTHROUGH); /* Inappropriate ioctl for device */ 626 } 627 628 paddr_t 629 hpcfb_mmap(void *v, off_t offset, int prot) 630 { 631 struct hpcfb_softc *sc = v; 632 633 return ((*sc->sc_accessops->mmap)(sc->sc_accessctx, offset, prot)); 634 } 635 636 static void 637 hpcfb_power(int why, void *arg) 638 { 639 struct hpcfb_softc *sc = arg; 640 641 if (sc->sc_dc == NULL) 642 return; /* You have no screen yet. */ 643 644 switch (why) { 645 case PWR_STANDBY: 646 break; 647 case PWR_SOFTSUSPEND: 648 /* XXX, casting to 'struct wsdisplay_softc *' means 649 that you should not call the method here... */ 650 sc->sc_screen_resumed = wsdisplay_getactivescreen( 651 (struct wsdisplay_softc *)sc->sc_wsdisplay); 652 if (wsdisplay_switch(sc->sc_wsdisplay, 653 WSDISPLAY_NULLSCREEN, 654 1 /* waitok */) == 0) { 655 wsscreen_switchwait( 656 (struct wsdisplay_softc *)sc->sc_wsdisplay, 657 WSDISPLAY_NULLSCREEN); 658 } else { 659 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 660 } 661 662 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 663 break; 664 case PWR_SOFTRESUME: 665 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 666 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 667 wsdisplay_switch(sc->sc_wsdisplay, 668 sc->sc_screen_resumed, 669 1 /* waitok */); 670 break; 671 } 672 } 673 674 void 675 hpcfb_refresh_screen(struct hpcfb_softc *sc) 676 { 677 struct hpcfb_devconfig *dc = sc->sc_dc; 678 int x, y; 679 680 DPRINTF(("hpcfb_refres_screen()\n")); 681 if (dc == NULL) 682 return; 683 684 #ifdef HPCFB_JUMP 685 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 686 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 687 dc->dc_state &= ~HPCFB_DC_UPDATE; 688 callout_stop(&dc->dc_scroll_ch); 689 } 690 #endif /* HPCFB_JUMP */ 691 /* 692 * refresh screen 693 */ 694 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 695 x = dc->dc_curx; 696 y = dc->dc_cury; 697 if (0 <= x && 0 <= y) 698 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 699 /* redraw all text */ 700 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 701 if (0 <= x && 0 <= y) 702 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 703 } 704 705 static int 706 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep, 707 int *curxp, int *curyp, long *attrp) 708 { 709 struct hpcfb_softc *sc = v; 710 struct hpcfb_devconfig *dc; 711 712 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 713 714 dc = malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK|M_ZERO); 715 if (dc == NULL) 716 return (ENOMEM); 717 718 dc->dc_sc = sc; 719 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) 720 return (EINVAL); 721 if (sc->sc_accessops->font) { 722 sc->sc_accessops->font(sc->sc_accessctx, 723 dc->dc_rinfo.ri_font); 724 } 725 /* Set video chip dependent CLUT if any. */ 726 if (sc->sc_accessops->setclut) 727 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 728 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 729 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 730 pow(2, dc->dc_rinfo.ri_depth), 731 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 732 733 /* 734 * XXX, wsdisplay won't reffer the information in wsscreen_descr 735 * structure until alloc_screen will be called, at least, under 736 * current implementation... 737 */ 738 hpcfb_stdscreen.nrows = dc->dc_rows; 739 hpcfb_stdscreen.ncols = dc->dc_cols; 740 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 741 742 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 743 dc->dc_rows = dc->dc_rinfo.ri_rows; 744 dc->dc_cols = dc->dc_rinfo.ri_cols; 745 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 746 747 dc->dc_curx = -1; 748 dc->dc_cury = -1; 749 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 750 M_DEVBUF, M_WAITOK|M_ZERO); 751 if (dc->dc_tvram == NULL){ 752 free(dc, M_DEVBUF); 753 return (ENOMEM); 754 } 755 756 *curxp = 0; 757 *curyp = 0; 758 *cookiep = dc; 759 hpcfb_alloc_attr(*cookiep, WSCOL_WHITE, WSCOL_BLACK, 0, attrp); 760 DPRINTF(("%s(%d): hpcfb_alloc_screen(): 0x%p\n", 761 __FILE__, __LINE__, dc)); 762 763 return (0); 764 } 765 766 static void 767 hpcfb_free_screen(void *v, void *cookie) 768 { 769 struct hpcfb_devconfig *dc = cookie; 770 771 DPRINTF(("%s(%d): hpcfb_free_screen(0x%p)\n", 772 __FILE__, __LINE__, cookie)); 773 #ifdef DIAGNOSTIC 774 if (dc == &hpcfb_console_dc) 775 panic("hpcfb_free_screen: console"); 776 #endif 777 free(dc->dc_tvram, M_DEVBUF); 778 free(dc, M_DEVBUF); 779 } 780 781 static int 782 hpcfb_show_screen(void *v, void *cookie, int waitok, 783 void (*cb)(void *, int, int), void *cbarg) 784 { 785 struct hpcfb_softc *sc = v; 786 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 787 struct hpcfb_devconfig *odc; 788 789 DPRINTF(("%s(%d): hpcfb_show_screen(0x%p)\n", 790 __FILE__, __LINE__, dc)); 791 792 odc = sc->sc_dc; 793 794 if (dc == NULL || odc == dc) { 795 hpcfb_refresh_screen(sc); 796 return (0); 797 } 798 799 if (odc != NULL) { 800 odc->dc_state |= HPCFB_DC_SWITCHREQ; 801 802 if ((odc->dc_state&HPCFB_DC_DRAWING) != 0) { 803 odc->dc_state |= HPCFB_DC_ABORT; 804 } 805 } 806 807 sc->sc_wantedscreen = cookie; 808 sc->sc_switchcb = cb; 809 sc->sc_switchcbarg = cbarg; 810 if (cb) { 811 callout_reset(&sc->sc_switch_callout, 0, 812 (void(*)(void *))hpcfb_doswitch, sc); 813 return (EAGAIN); 814 } 815 816 hpcfb_doswitch(sc); 817 return (0); 818 } 819 820 void 821 hpcfb_doswitch(struct hpcfb_softc *sc) 822 { 823 struct hpcfb_devconfig *dc; 824 struct hpcfb_devconfig *odc; 825 826 DPRINTF(("hpcfb_doswitch()\n")); 827 odc = sc->sc_dc; 828 dc = sc->sc_wantedscreen; 829 830 if (!dc) { 831 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 832 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 833 return; 834 } 835 836 if (odc == dc) { 837 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 838 return; 839 } 840 841 if (odc) { 842 #ifdef HPCFB_JUMP 843 odc->dc_state |= HPCFB_DC_ABORT; 844 #endif /* HPCFB_JUMP */ 845 846 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 847 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 848 /* disable cursor */ 849 /* disable old screen */ 850 odc->dc_state &= ~HPCFB_DC_CURRENT; 851 /* XXX, This is too dangerous. 852 odc->dc_rinfo.ri_bits = NULL; 853 */ 854 } 855 /* switch screen to new one */ 856 dc->dc_state |= HPCFB_DC_CURRENT; 857 dc->dc_state &= ~HPCFB_DC_ABORT; 858 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 859 sc->sc_dc = dc; 860 861 /* redraw screen image */ 862 hpcfb_refresh_screen(sc); 863 864 sc->sc_wantedscreen = NULL; 865 if (sc->sc_switchcb) 866 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 867 868 if (odc != NULL) 869 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 870 dc->dc_state &= ~HPCFB_DC_SWITCHREQ; 871 return; 872 } 873 874 static void 875 hpcfb_pollc(void *v, int on) 876 { 877 struct hpcfb_softc *sc = v; 878 879 if (sc == NULL) 880 return; 881 sc->sc_polling = on; 882 if (sc->sc_accessops->iodone) 883 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 884 if (on) { 885 hpcfb_refresh_screen(sc); 886 if (sc->sc_accessops->iodone) 887 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 888 } 889 890 return; 891 } 892 893 /* 894 * cursor 895 */ 896 void 897 hpcfb_cursor(void *cookie, int on, int row, int col) 898 { 899 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 900 901 if (on) { 902 dc->dc_curx = col; 903 dc->dc_cury = row; 904 } else { 905 dc->dc_curx = -1; 906 dc->dc_cury = -1; 907 } 908 909 hpcfb_cursor_raw(cookie, on, row, col); 910 } 911 912 void 913 hpcfb_cursor_raw(cookie, on, row, col) 914 void *cookie; 915 int on, row, col; 916 { 917 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 918 struct hpcfb_softc *sc = dc->dc_sc; 919 struct rasops_info *ri = &dc->dc_rinfo; 920 int curwidth, curheight; 921 int xoff, yoff; 922 923 #ifdef HPCFB_JUMP 924 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 925 dc->dc_state |= HPCFB_DC_UPDATE; 926 return; 927 } 928 #endif /* HPCFB_JUMP */ 929 if (!IS_DRAWABLE(dc)) { 930 return; 931 } 932 933 if (ri->ri_bits == NULL) 934 return; 935 936 dc->dc_state |= HPCFB_DC_DRAWING; 937 if (sc && sc->sc_accessops->cursor) { 938 xoff = col * ri->ri_font->fontwidth; 939 yoff = row * ri->ri_font->fontheight; 940 curheight = ri->ri_font->fontheight; 941 curwidth = ri->ri_font->fontwidth; 942 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 943 on, xoff, yoff, curwidth, curheight); 944 } else 945 rasops_emul.cursor(ri, on, row, col); 946 dc->dc_state &= ~HPCFB_DC_DRAWING; 947 } 948 949 /* 950 * mapchar 951 */ 952 int 953 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 954 { 955 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 956 struct rasops_info *ri = &dc->dc_rinfo; 957 958 return (rasops_emul.mapchar(ri, c, cp)); 959 } 960 961 /* 962 * putchar 963 */ 964 void 965 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 966 long attr) 967 { 968 struct hpcfb_tvrow *vscn = dc->dc_tvram; 969 struct hpcfb_vchar *vc = &vscn[row].col[col]; 970 struct hpcfb_vchar *vcb; 971 972 if (vscn == 0) 973 return; 974 975 dc->dc_state |= HPCFB_DC_TDRAWING; 976 #ifdef HPCFB_JUMP 977 if (row < dc->dc_min_row) 978 dc->dc_min_row = row; 979 if (row > dc->dc_max_row) 980 dc->dc_max_row = row; 981 982 #endif /* HPCFB_JUMP */ 983 if (vscn[row].maxcol +1 == col) 984 vscn[row].maxcol = col; 985 else if (vscn[row].maxcol < col) { 986 vcb = &vscn[row].col[vscn[row].maxcol+1]; 987 memset(vcb, 0, 988 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 989 vscn[row].maxcol = col; 990 } 991 vc->c = uc; 992 vc->attr = attr; 993 dc->dc_state &= ~HPCFB_DC_TDRAWING; 994 #ifdef HPCFB_JUMP 995 hpcfb_check_update(dc); 996 #endif /* HPCFB_JUMP */ 997 } 998 999 void 1000 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 1001 { 1002 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1003 struct hpcfb_softc *sc = dc->dc_sc; 1004 struct rasops_info *ri = &dc->dc_rinfo; 1005 int xoff; 1006 int yoff; 1007 int fclr, uclr; 1008 struct wsdisplay_font *font; 1009 1010 hpcfb_tv_putchar(dc, row, col, uc, attr); 1011 #ifdef HPCFB_JUMP 1012 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1013 dc->dc_state |= HPCFB_DC_UPDATE; 1014 return; 1015 } 1016 #endif /* HPCFB_JUMP */ 1017 1018 if (!IS_DRAWABLE(dc)) { 1019 return; 1020 } 1021 1022 if (ri->ri_bits == NULL) 1023 return; 1024 1025 dc->dc_state |= HPCFB_DC_DRAWING; 1026 if (sc && sc->sc_accessops->putchar 1027 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1028 font = ri->ri_font; 1029 yoff = row * ri->ri_font->fontheight; 1030 xoff = col * ri->ri_font->fontwidth; 1031 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 1032 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 1033 1034 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 1035 xoff, yoff, font, fclr, uclr, uc, attr); 1036 } else 1037 rasops_emul.putchar(ri, row, col, uc, attr); 1038 dc->dc_state &= ~HPCFB_DC_DRAWING; 1039 #ifdef HPCFB_JUMP 1040 hpcfb_check_update(dc); 1041 #endif /* HPCFB_JUMP */ 1042 } 1043 1044 /* 1045 * copycols 1046 */ 1047 void 1048 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1049 int ncols) 1050 { 1051 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1052 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1053 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1054 1055 if (vscn == 0) 1056 return; 1057 1058 dc->dc_state |= HPCFB_DC_TDRAWING; 1059 #ifdef HPCFB_JUMP 1060 if (row < dc->dc_min_row) 1061 dc->dc_min_row = row; 1062 if (row > dc->dc_max_row) 1063 dc->dc_max_row = row; 1064 #endif /* HPCFB_JUMP */ 1065 1066 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1067 if (vscn[row].maxcol < srccol+ncols-1) 1068 vscn[row].maxcol = srccol+ncols-1; 1069 if (vscn[row].maxcol < dstcol+ncols-1) 1070 vscn[row].maxcol = dstcol+ncols-1; 1071 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1072 #ifdef HPCFB_JUMP 1073 hpcfb_check_update(dc); 1074 #endif /* HPCFB_JUMP */ 1075 } 1076 1077 void 1078 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1079 { 1080 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1081 struct hpcfb_softc *sc = dc->dc_sc; 1082 struct rasops_info *ri = &dc->dc_rinfo; 1083 int srcxoff,dstxoff; 1084 int srcyoff,dstyoff; 1085 int height, width; 1086 1087 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1088 #ifdef HPCFB_JUMP 1089 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1090 dc->dc_state |= HPCFB_DC_UPDATE; 1091 return; 1092 } 1093 #endif /* HPCFB_JUMP */ 1094 if (!IS_DRAWABLE(dc)) { 1095 return; 1096 } 1097 1098 if (ri->ri_bits == NULL) 1099 return; 1100 1101 dc->dc_state |= HPCFB_DC_DRAWING; 1102 if (sc && sc->sc_accessops->bitblit 1103 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1104 srcxoff = srccol * ri->ri_font->fontwidth; 1105 srcyoff = row * ri->ri_font->fontheight; 1106 dstxoff = dstcol * ri->ri_font->fontwidth; 1107 dstyoff = row * ri->ri_font->fontheight; 1108 width = ncols * ri->ri_font->fontwidth; 1109 height = ri->ri_font->fontheight; 1110 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1111 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1112 } else 1113 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1114 dc->dc_state &= ~HPCFB_DC_DRAWING; 1115 #ifdef HPCFB_JUMP 1116 hpcfb_check_update(dc); 1117 #endif /* HPCFB_JUMP */ 1118 } 1119 1120 1121 /* 1122 * erasecols 1123 */ 1124 void 1125 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, int row, int startcol, 1126 int ncols, long attr) 1127 { 1128 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1129 1130 if (vscn == 0) 1131 return; 1132 1133 dc->dc_state |= HPCFB_DC_TDRAWING; 1134 #ifdef HPCFB_JUMP 1135 if (row < dc->dc_min_row) 1136 dc->dc_min_row = row; 1137 if (row > dc->dc_max_row) 1138 dc->dc_max_row = row; 1139 #endif /* HPCFB_JUMP */ 1140 1141 vscn[row].maxcol = startcol-1; 1142 if (vscn[row].spacecol < startcol+ncols-1) 1143 vscn[row].spacecol = startcol+ncols-1; 1144 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1145 #ifdef HPCFB_JUMP 1146 hpcfb_check_update(dc); 1147 #endif /* HPCFB_JUMP */ 1148 } 1149 1150 void 1151 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1152 { 1153 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1154 struct hpcfb_softc *sc = dc->dc_sc; 1155 struct rasops_info *ri = &dc->dc_rinfo; 1156 int xoff, yoff; 1157 int width, height; 1158 1159 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1160 #ifdef HPCFB_JUMP 1161 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1162 dc->dc_state |= HPCFB_DC_UPDATE; 1163 return; 1164 } 1165 #endif /* HPCFB_JUMP */ 1166 if (!IS_DRAWABLE(dc)) { 1167 return; 1168 } 1169 1170 if (ri->ri_bits == NULL) 1171 return; 1172 1173 dc->dc_state |= HPCFB_DC_DRAWING; 1174 if (sc && sc->sc_accessops->erase 1175 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1176 xoff = startcol * ri->ri_font->fontwidth; 1177 yoff = row * ri->ri_font->fontheight; 1178 width = ncols * ri->ri_font->fontwidth; 1179 height = ri->ri_font->fontheight; 1180 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1181 xoff, yoff, height, width, attr); 1182 } else 1183 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1184 dc->dc_state &= ~HPCFB_DC_DRAWING; 1185 #ifdef HPCFB_JUMP 1186 hpcfb_check_update(dc); 1187 #endif /* HPCFB_JUMP */ 1188 } 1189 1190 /* 1191 * Copy rows. 1192 */ 1193 void 1194 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1195 { 1196 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1197 struct hpcfb_tvrow *svc = &vscn[src]; 1198 struct hpcfb_tvrow *dvc = &vscn[dst]; 1199 int i; 1200 int d; 1201 1202 if (vscn == 0) 1203 return; 1204 1205 dc->dc_state |= HPCFB_DC_TDRAWING; 1206 #ifdef HPCFB_JUMP 1207 if (dst < dc->dc_min_row) 1208 dc->dc_min_row = dst; 1209 if (dst + num > dc->dc_max_row) 1210 dc->dc_max_row = dst + num -1; 1211 #endif /* HPCFB_JUMP */ 1212 1213 if (svc > dvc) 1214 d = 1; 1215 else if (svc < dvc) { 1216 svc += num-1; 1217 dvc += num-1; 1218 d = -1; 1219 } else { 1220 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1221 #ifdef HPCFB_JUMP 1222 hpcfb_check_update(dc); 1223 #endif /* HPCFB_JUMP */ 1224 return; 1225 } 1226 1227 for (i = 0; i < num; i++) { 1228 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1229 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1230 dvc->spacecol = dvc->maxcol; 1231 dvc->maxcol = svc->maxcol; 1232 svc+=d; 1233 dvc+=d; 1234 } 1235 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1236 #ifdef HPCFB_JUMP 1237 hpcfb_check_update(dc); 1238 #endif /* HPCFB_JUMP */ 1239 } 1240 1241 void 1242 hpcfb_redraw(cookie, row, num, all) 1243 void *cookie; 1244 int row, num; 1245 int all; 1246 { 1247 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1248 struct rasops_info *ri = &dc->dc_rinfo; 1249 int cols; 1250 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1251 struct hpcfb_vchar *svc; 1252 int i, j; 1253 1254 #ifdef HPCFB_JUMP 1255 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1256 dc->dc_state |= HPCFB_DC_UPDATE; 1257 return; 1258 } 1259 #endif /* HPCFB_JUMP */ 1260 if (dc->dc_sc != NULL 1261 && !dc->dc_sc->sc_polling 1262 && dc->dc_sc->sc_mapping) 1263 return; 1264 1265 dc->dc_state &= ~HPCFB_DC_ABORT; 1266 1267 if (vscn == 0) 1268 return; 1269 1270 if (!IS_DRAWABLE(dc)) { 1271 return; 1272 } 1273 1274 if (ri->ri_bits == NULL) 1275 return; 1276 1277 dc->dc_state |= HPCFB_DC_DRAWING; 1278 dc->dc_state |= HPCFB_DC_TDRAWING; 1279 for (i = 0; i < num; i++) { 1280 if (dc->dc_state&HPCFB_DC_ABORT) 1281 break; 1282 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1283 break; 1284 cols = vscn[row+i].maxcol; 1285 for (j = 0; 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 svc = &vscn[row+i].col[j]; 1291 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1292 } 1293 if (all) 1294 cols = dc->dc_cols-1; 1295 else 1296 cols = vscn[row+i].spacecol; 1297 for (; j <= cols; j++) { 1298 if (dc->dc_state&HPCFB_DC_ABORT) 1299 continue; 1300 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1301 continue; 1302 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1303 } 1304 vscn[row+i].spacecol = 0; 1305 } 1306 if (dc->dc_state&HPCFB_DC_ABORT) 1307 dc->dc_state &= ~HPCFB_DC_ABORT; 1308 dc->dc_state &= ~HPCFB_DC_DRAWING; 1309 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1310 #ifdef HPCFB_JUMP 1311 hpcfb_check_update(dc); 1312 #endif /* HPCFB_JUMP */ 1313 } 1314 1315 #ifdef HPCFB_JUMP 1316 void 1317 hpcfb_update(void *v) 1318 { 1319 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1320 1321 /* callout_stop(&dc->dc_scroll_ch); */ 1322 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1323 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1324 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1325 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1326 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1327 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1328 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1329 hpcfb_redraw(dc, dc->dc_min_row, 1330 dc->dc_max_row - dc->dc_min_row, 0); 1331 dc->dc_state &= ~HPCFB_DC_UPDATE; 1332 } else { 1333 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1334 } 1335 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1336 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1337 } 1338 1339 void 1340 hpcfb_do_scroll(void *v) 1341 { 1342 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1343 1344 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1345 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1346 dc->dc_state |= HPCFB_DC_SCRDELAY; 1347 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1348 wakeup(dc->dc_sc); 1349 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1350 /* draw only EMUL mode */ 1351 hpcfb_update(v); 1352 } 1353 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1354 } 1355 1356 void 1357 hpcfb_check_update(void *v) 1358 { 1359 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1360 1361 if (dc->dc_sc != NULL 1362 && dc->dc_sc->sc_polling 1363 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1364 callout_stop(&dc->dc_scroll_ch); 1365 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1366 hpcfb_update(v); 1367 } 1368 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1369 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1370 hpcfb_update(v); 1371 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1372 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1373 hpcfb_update(v); 1374 } 1375 } 1376 #endif /* HPCFB_JUMP */ 1377 1378 void 1379 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1380 { 1381 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1382 struct rasops_info *ri = &dc->dc_rinfo; 1383 struct hpcfb_softc *sc = dc->dc_sc; 1384 int srcyoff, dstyoff; 1385 int width, height; 1386 1387 hpcfb_tv_copyrows(cookie, src, dst, num); 1388 1389 if (!IS_DRAWABLE(dc)) { 1390 return; 1391 } 1392 1393 if (ri->ri_bits == NULL) 1394 return; 1395 1396 if (sc && sc->sc_accessops->bitblit 1397 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1398 dc->dc_state |= HPCFB_DC_DRAWING; 1399 srcyoff = src * ri->ri_font->fontheight; 1400 dstyoff = dst * ri->ri_font->fontheight; 1401 width = dc->dc_cols * ri->ri_font->fontwidth; 1402 height = num * ri->ri_font->fontheight; 1403 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1404 0, srcyoff, 0, dstyoff, height, width); 1405 dc->dc_state &= ~HPCFB_DC_DRAWING; 1406 } 1407 else { 1408 #ifdef HPCFB_JUMP 1409 if (sc && sc->sc_polling) { 1410 hpcfb_check_update(dc); 1411 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1412 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1413 dc->dc_scroll = 1; 1414 dc->dc_scroll_src = src; 1415 dc->dc_scroll_dst = dst; 1416 dc->dc_scroll_num = num; 1417 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1418 return; 1419 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1420 dc->dc_state |= HPCFB_DC_UPDATE; 1421 return; 1422 } else { 1423 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1424 callout_stop(&dc->dc_scroll_ch); 1425 } 1426 if (dc->dc_state&HPCFB_DC_UPDATE) { 1427 dc->dc_state &= ~HPCFB_DC_UPDATE; 1428 hpcfb_redraw(cookie, dc->dc_min_row, 1429 dc->dc_max_row - dc->dc_min_row, 0); 1430 dc->dc_max_row = 0; 1431 dc->dc_min_row = dc->dc_rows; 1432 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1433 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1434 return; 1435 } 1436 #endif /* HPCFB_JUMP */ 1437 hpcfb_redraw(cookie, dst, num, 0); 1438 } 1439 #ifdef HPCFB_JUMP 1440 hpcfb_check_update(dc); 1441 #endif /* HPCFB_JUMP */ 1442 } 1443 1444 /* 1445 * eraserows 1446 */ 1447 void 1448 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, int row, int nrow, long attr) 1449 { 1450 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1451 int cols; 1452 int i; 1453 1454 if (vscn == 0) 1455 return; 1456 1457 dc->dc_state |= HPCFB_DC_TDRAWING; 1458 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1459 #ifdef HPCFB_JUMP 1460 if (row < dc->dc_min_row) 1461 dc->dc_min_row = row; 1462 if (row + nrow > dc->dc_max_row) 1463 dc->dc_max_row = row + nrow; 1464 #endif /* HPCFB_JUMP */ 1465 1466 for (i = 0; i < nrow; i++) { 1467 cols = vscn[row+i].maxcol; 1468 if (vscn[row+i].spacecol < cols) 1469 vscn[row+i].spacecol = cols; 1470 vscn[row+i].maxcol = -1; 1471 } 1472 #ifdef HPCFB_JUMP 1473 hpcfb_check_update(dc); 1474 #endif /* HPCFB_JUMP */ 1475 } 1476 1477 void 1478 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1479 { 1480 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1481 struct hpcfb_softc *sc = dc->dc_sc; 1482 struct rasops_info *ri = &dc->dc_rinfo; 1483 int yoff; 1484 int width; 1485 int height; 1486 1487 hpcfb_tv_eraserows(dc, row, nrow, attr); 1488 #ifdef HPCFB_JUMP 1489 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1490 dc->dc_state |= HPCFB_DC_UPDATE; 1491 return; 1492 } 1493 #endif /* HPCFB_JUMP */ 1494 if (!IS_DRAWABLE(dc)) { 1495 return; 1496 } 1497 1498 if (ri->ri_bits == NULL) 1499 return; 1500 1501 dc->dc_state |= HPCFB_DC_DRAWING; 1502 if (sc && sc->sc_accessops->erase 1503 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1504 yoff = row * ri->ri_font->fontheight; 1505 width = dc->dc_cols * ri->ri_font->fontwidth; 1506 height = nrow * ri->ri_font->fontheight; 1507 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1508 0, yoff, height, width, attr); 1509 } else 1510 rasops_emul.eraserows(ri, row, nrow, attr); 1511 dc->dc_state &= ~HPCFB_DC_DRAWING; 1512 #ifdef HPCFB_JUMP 1513 hpcfb_check_update(dc); 1514 #endif /* HPCFB_JUMP */ 1515 } 1516 1517 /* 1518 * alloc_attr 1519 */ 1520 int 1521 hpcfb_alloc_attr(void *cookie, int fg, int bg, int flags, long *attrp) 1522 { 1523 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1524 struct rasops_info *ri = &dc->dc_rinfo; 1525 1526 return (rasops_emul.alloc_attr(ri, fg, bg, flags, attrp)); 1527 } 1528