1 /* $NetBSD: hpcfb.c,v 1.15 2001/11/13 12:47:56 lukem 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 1.15 2001/11/13 12:47:56 lukem 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 1.15 2001/11/13 12:47:56 lukem 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 switch (why) { 630 case PWR_STANDBY: 631 break; 632 case PWR_SOFTSUSPEND: 633 /* XXX, casting to 'struct wsdisplay_softc *' means 634 that you should not call the method here... */ 635 sc->sc_screen_resumed = wsdisplay_getactivescreen( 636 (struct wsdisplay_softc *)sc->sc_wsdisplay); 637 if (wsdisplay_switch(sc->sc_wsdisplay, 638 WSDISPLAY_NULLSCREEN, 639 1 /* waitok */) == 0) { 640 wsscreen_switchwait( 641 (struct wsdisplay_softc *)sc->sc_wsdisplay, 642 WSDISPLAY_NULLSCREEN); 643 } else { 644 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 645 } 646 647 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 648 break; 649 case PWR_SOFTRESUME: 650 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 651 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 652 wsdisplay_switch(sc->sc_wsdisplay, 653 sc->sc_screen_resumed, 654 1 /* waitok */); 655 break; 656 } 657 } 658 659 void 660 hpcfb_refresh_screen(struct hpcfb_softc *sc) 661 { 662 struct hpcfb_devconfig *dc = sc->sc_dc; 663 int x, y; 664 665 DPRINTF(("hpcfb_refres_screen()\n")); 666 if (dc == NULL) 667 return; 668 669 #ifdef HPCFB_JUMP 670 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 671 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 672 dc->dc_state &= ~HPCFB_DC_UPDATE; 673 callout_stop(&dc->dc_scroll_ch); 674 } 675 #endif /* HPCFB_JUMP */ 676 /* 677 * refresh screen 678 */ 679 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 680 x = dc->dc_curx; 681 y = dc->dc_cury; 682 if (0 <= x && 0 <= y) 683 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 684 /* redraw all text */ 685 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 686 if (0 <= x && 0 <= y) 687 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 688 } 689 690 static int 691 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep, 692 int *curxp, int *curyp, long *attrp) 693 { 694 struct hpcfb_softc *sc = v; 695 struct hpcfb_devconfig *dc; 696 697 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 698 699 dc = malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK); 700 if (dc == NULL) 701 return (ENOMEM); 702 703 memset(dc, 0, sizeof(struct hpcfb_devconfig)); 704 dc->dc_sc = sc; 705 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) 706 return (EINVAL); 707 if (sc->sc_accessops->font) { 708 sc->sc_accessops->font(sc->sc_accessctx, 709 dc->dc_rinfo.ri_font); 710 } 711 /* Set video chip dependent CLUT if any. */ 712 if (sc->sc_accessops->setclut) 713 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 714 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 715 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 716 pow(2, dc->dc_rinfo.ri_depth), 717 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 718 719 /* 720 * XXX, wsdisplay won't reffer the information in wsscreen_descr 721 * structure until alloc_screen will be called, at least, under 722 * current implementation... 723 */ 724 hpcfb_stdscreen.nrows = dc->dc_rows; 725 hpcfb_stdscreen.ncols = dc->dc_cols; 726 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 727 728 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 729 dc->dc_rows = dc->dc_rinfo.ri_rows; 730 dc->dc_cols = dc->dc_rinfo.ri_cols; 731 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 732 733 dc->dc_curx = -1; 734 dc->dc_cury = -1; 735 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 736 M_DEVBUF, M_WAITOK); 737 if (dc->dc_tvram == NULL){ 738 free(dc, M_DEVBUF); 739 return (ENOMEM); 740 } 741 memset(dc->dc_tvram, 0, sizeof(struct hpcfb_tvrow)*dc->dc_rows); 742 743 *curxp = 0; 744 *curyp = 0; 745 *cookiep = dc; 746 hpcfb_alloc_attr(*cookiep, 7, 0, 0, attrp); 747 DPRINTF(("%s(%d): hpcfb_alloc_screen(): 0x%p\n", 748 __FILE__, __LINE__, dc)); 749 750 return (0); 751 } 752 753 static void 754 hpcfb_free_screen(void *v, void *cookie) 755 { 756 struct hpcfb_devconfig *dc = cookie; 757 758 DPRINTF(("%s(%d): hpcfb_free_screen(0x%p)\n", 759 __FILE__, __LINE__, cookie)); 760 #ifdef DIAGNOSTIC 761 if (dc == &hpcfb_console_dc) 762 panic("hpcfb_free_screen: console"); 763 #endif 764 free(dc->dc_tvram, M_DEVBUF); 765 free(dc, M_DEVBUF); 766 } 767 768 static int 769 hpcfb_show_screen(void *v, void *cookie, int waitok, 770 void (*cb)(void *, int, int), void *cbarg) 771 { 772 struct hpcfb_softc *sc = v; 773 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 774 struct hpcfb_devconfig *odc; 775 776 DPRINTF(("%s(%d): hpcfb_show_screen(0x%p)\n", 777 __FILE__, __LINE__, dc)); 778 779 odc = sc->sc_dc; 780 781 if (dc == NULL || odc == dc) { 782 hpcfb_refresh_screen(sc); 783 return (0); 784 } 785 786 if (odc != NULL) { 787 odc->dc_state |= HPCFB_DC_SWITCHREQ; 788 789 if ((odc->dc_state&HPCFB_DC_DRAWING) != 0) { 790 odc->dc_state |= HPCFB_DC_ABORT; 791 } 792 } 793 794 sc->sc_wantedscreen = cookie; 795 sc->sc_switchcb = cb; 796 sc->sc_switchcbarg = cbarg; 797 if (cb) { 798 callout_reset(&sc->sc_switch_callout, 0, 799 (void(*)(void *))hpcfb_doswitch, sc); 800 return (EAGAIN); 801 } 802 803 hpcfb_doswitch(sc); 804 return (0); 805 } 806 807 void 808 hpcfb_doswitch(struct hpcfb_softc *sc) 809 { 810 struct hpcfb_devconfig *dc; 811 struct hpcfb_devconfig *odc; 812 813 DPRINTF(("hpcfb_doswitch()\n")); 814 odc = sc->sc_dc; 815 dc = sc->sc_wantedscreen; 816 817 if (!dc) { 818 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 819 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 820 return; 821 } 822 823 if (odc == dc) { 824 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 825 return; 826 } 827 828 if (odc) { 829 #ifdef HPCFB_JUMP 830 odc->dc_state |= HPCFB_DC_ABORT; 831 #endif /* HPCFB_JUMP */ 832 833 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 834 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 835 /* disable cursor */ 836 /* disable old screen */ 837 odc->dc_state &= ~HPCFB_DC_CURRENT; 838 /* XXX, This is too dangerous. 839 odc->dc_rinfo.ri_bits = NULL; 840 */ 841 } 842 /* switch screen to new one */ 843 dc->dc_state |= HPCFB_DC_CURRENT; 844 dc->dc_state &= ~HPCFB_DC_ABORT; 845 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 846 sc->sc_dc = dc; 847 848 /* redraw screen image */ 849 hpcfb_refresh_screen(sc); 850 851 sc->sc_wantedscreen = NULL; 852 if (sc->sc_switchcb) 853 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 854 855 if (odc != NULL) 856 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 857 dc->dc_state &= ~HPCFB_DC_SWITCHREQ; 858 return; 859 } 860 861 static void 862 hpcfb_pollc(void *v, int on) 863 { 864 struct hpcfb_softc *sc = v; 865 866 if (sc == NULL) 867 return; 868 sc->sc_polling = on; 869 if (sc->sc_accessops->iodone) 870 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 871 if (on) { 872 hpcfb_refresh_screen(sc); 873 if (sc->sc_accessops->iodone) 874 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 875 } 876 877 return; 878 } 879 880 /* 881 * cursor 882 */ 883 void 884 hpcfb_cursor(void *cookie, int on, int row, int col) 885 { 886 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 887 888 if (on) { 889 dc->dc_curx = col; 890 dc->dc_cury = row; 891 } else { 892 dc->dc_curx = -1; 893 dc->dc_cury = -1; 894 } 895 896 hpcfb_cursor_raw(cookie, on, row, col); 897 } 898 899 void 900 hpcfb_cursor_raw(cookie, on, row, col) 901 void *cookie; 902 int on, row, col; 903 { 904 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 905 struct hpcfb_softc *sc = dc->dc_sc; 906 struct rasops_info *ri = &dc->dc_rinfo; 907 int curwidth, curheight; 908 int xoff, yoff; 909 910 #ifdef HPCFB_JUMP 911 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 912 dc->dc_state |= HPCFB_DC_UPDATE; 913 return; 914 } 915 #endif /* HPCFB_JUMP */ 916 if (!IS_DRAWABLE(dc)) { 917 return; 918 } 919 920 if (ri->ri_bits == NULL) 921 return; 922 923 dc->dc_state |= HPCFB_DC_DRAWING; 924 if (sc && sc->sc_accessops->cursor) { 925 xoff = col * ri->ri_font->fontwidth; 926 yoff = row * ri->ri_font->fontheight; 927 curheight = ri->ri_font->fontheight; 928 curwidth = ri->ri_font->fontwidth; 929 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 930 on, xoff, yoff, curwidth, curheight); 931 } else 932 rasops_emul.cursor(ri, on, row, col); 933 dc->dc_state &= ~HPCFB_DC_DRAWING; 934 } 935 936 /* 937 * mapchar 938 */ 939 int 940 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 941 { 942 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 943 struct rasops_info *ri = &dc->dc_rinfo; 944 945 return (rasops_emul.mapchar(ri, c, cp)); 946 } 947 948 /* 949 * putchar 950 */ 951 void 952 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 953 long attr) 954 { 955 struct hpcfb_tvrow *vscn = dc->dc_tvram; 956 struct hpcfb_vchar *vc = &vscn[row].col[col]; 957 struct hpcfb_vchar *vcb; 958 959 if (vscn == 0) 960 return; 961 962 dc->dc_state |= HPCFB_DC_TDRAWING; 963 #ifdef HPCFB_JUMP 964 if (row < dc->dc_min_row) 965 dc->dc_min_row = row; 966 if (row > dc->dc_max_row) 967 dc->dc_max_row = row; 968 969 #endif /* HPCFB_JUMP */ 970 if (vscn[row].maxcol +1 == col) 971 vscn[row].maxcol = col; 972 else if (vscn[row].maxcol < col) { 973 vcb = &vscn[row].col[vscn[row].maxcol+1]; 974 memset(vcb, 0, 975 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 976 vscn[row].maxcol = col; 977 } 978 vc->c = uc; 979 vc->attr = attr; 980 dc->dc_state &= ~HPCFB_DC_TDRAWING; 981 #ifdef HPCFB_JUMP 982 hpcfb_check_update(dc); 983 #endif /* HPCFB_JUMP */ 984 } 985 986 void 987 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 988 { 989 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 990 struct hpcfb_softc *sc = dc->dc_sc; 991 struct rasops_info *ri = &dc->dc_rinfo; 992 int xoff; 993 int yoff; 994 int fclr, uclr; 995 struct wsdisplay_font *font; 996 997 hpcfb_tv_putchar(dc, row, col, uc, attr); 998 #ifdef HPCFB_JUMP 999 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1000 dc->dc_state |= HPCFB_DC_UPDATE; 1001 return; 1002 } 1003 #endif /* HPCFB_JUMP */ 1004 1005 if (!IS_DRAWABLE(dc)) { 1006 return; 1007 } 1008 1009 if (ri->ri_bits == NULL) 1010 return; 1011 1012 dc->dc_state |= HPCFB_DC_DRAWING; 1013 if (sc && sc->sc_accessops->putchar 1014 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1015 font = ri->ri_font; 1016 yoff = row * ri->ri_font->fontheight; 1017 xoff = col * ri->ri_font->fontwidth; 1018 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 1019 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 1020 1021 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 1022 xoff, yoff, font, fclr, uclr, uc, attr); 1023 } else 1024 rasops_emul.putchar(ri, row, col, uc, attr); 1025 dc->dc_state &= ~HPCFB_DC_DRAWING; 1026 #ifdef HPCFB_JUMP 1027 hpcfb_check_update(dc); 1028 #endif /* HPCFB_JUMP */ 1029 } 1030 1031 /* 1032 * copycols 1033 */ 1034 void 1035 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1036 int ncols) 1037 { 1038 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1039 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1040 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1041 1042 if (vscn == 0) 1043 return; 1044 1045 dc->dc_state |= HPCFB_DC_TDRAWING; 1046 #ifdef HPCFB_JUMP 1047 if (row < dc->dc_min_row) 1048 dc->dc_min_row = row; 1049 if (row > dc->dc_max_row) 1050 dc->dc_max_row = row; 1051 #endif /* HPCFB_JUMP */ 1052 1053 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1054 if (vscn[row].maxcol < srccol+ncols-1) 1055 vscn[row].maxcol = srccol+ncols-1; 1056 if (vscn[row].maxcol < dstcol+ncols-1) 1057 vscn[row].maxcol = dstcol+ncols-1; 1058 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1059 #ifdef HPCFB_JUMP 1060 hpcfb_check_update(dc); 1061 #endif /* HPCFB_JUMP */ 1062 } 1063 1064 void 1065 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1066 { 1067 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1068 struct hpcfb_softc *sc = dc->dc_sc; 1069 struct rasops_info *ri = &dc->dc_rinfo; 1070 int srcxoff,dstxoff; 1071 int srcyoff,dstyoff; 1072 int height, width; 1073 1074 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1075 #ifdef HPCFB_JUMP 1076 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1077 dc->dc_state |= HPCFB_DC_UPDATE; 1078 return; 1079 } 1080 #endif /* HPCFB_JUMP */ 1081 if (!IS_DRAWABLE(dc)) { 1082 return; 1083 } 1084 1085 if (ri->ri_bits == NULL) 1086 return; 1087 1088 dc->dc_state |= HPCFB_DC_DRAWING; 1089 if (sc && sc->sc_accessops->bitblit 1090 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1091 srcxoff = srccol * ri->ri_font->fontwidth; 1092 srcyoff = row * ri->ri_font->fontheight; 1093 dstxoff = dstcol * ri->ri_font->fontwidth; 1094 dstyoff = row * ri->ri_font->fontheight; 1095 width = ncols * ri->ri_font->fontwidth; 1096 height = ri->ri_font->fontheight; 1097 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1098 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1099 } else 1100 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1101 dc->dc_state &= ~HPCFB_DC_DRAWING; 1102 #ifdef HPCFB_JUMP 1103 hpcfb_check_update(dc); 1104 #endif /* HPCFB_JUMP */ 1105 } 1106 1107 1108 /* 1109 * erasecols 1110 */ 1111 void 1112 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, int row, int startcol, 1113 int ncols, long attr) 1114 { 1115 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1116 1117 if (vscn == 0) 1118 return; 1119 1120 dc->dc_state |= HPCFB_DC_TDRAWING; 1121 #ifdef HPCFB_JUMP 1122 if (row < dc->dc_min_row) 1123 dc->dc_min_row = row; 1124 if (row > dc->dc_max_row) 1125 dc->dc_max_row = row; 1126 #endif /* HPCFB_JUMP */ 1127 1128 vscn[row].maxcol = startcol-1; 1129 if (vscn[row].spacecol < startcol+ncols-1) 1130 vscn[row].spacecol = startcol+ncols-1; 1131 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1132 #ifdef HPCFB_JUMP 1133 hpcfb_check_update(dc); 1134 #endif /* HPCFB_JUMP */ 1135 } 1136 1137 void 1138 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1139 { 1140 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1141 struct hpcfb_softc *sc = dc->dc_sc; 1142 struct rasops_info *ri = &dc->dc_rinfo; 1143 int xoff, yoff; 1144 int width, height; 1145 1146 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1147 #ifdef HPCFB_JUMP 1148 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1149 dc->dc_state |= HPCFB_DC_UPDATE; 1150 return; 1151 } 1152 #endif /* HPCFB_JUMP */ 1153 if (!IS_DRAWABLE(dc)) { 1154 return; 1155 } 1156 1157 if (ri->ri_bits == NULL) 1158 return; 1159 1160 dc->dc_state |= HPCFB_DC_DRAWING; 1161 if (sc && sc->sc_accessops->erase 1162 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1163 xoff = startcol * ri->ri_font->fontwidth; 1164 yoff = row * ri->ri_font->fontheight; 1165 width = ncols * ri->ri_font->fontwidth; 1166 height = ri->ri_font->fontheight; 1167 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1168 xoff, yoff, height, width, attr); 1169 } else 1170 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1171 dc->dc_state &= ~HPCFB_DC_DRAWING; 1172 #ifdef HPCFB_JUMP 1173 hpcfb_check_update(dc); 1174 #endif /* HPCFB_JUMP */ 1175 } 1176 1177 /* 1178 * Copy rows. 1179 */ 1180 void 1181 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1182 { 1183 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1184 struct hpcfb_tvrow *svc = &vscn[src]; 1185 struct hpcfb_tvrow *dvc = &vscn[dst]; 1186 int i; 1187 int d; 1188 1189 if (vscn == 0) 1190 return; 1191 1192 dc->dc_state |= HPCFB_DC_TDRAWING; 1193 #ifdef HPCFB_JUMP 1194 if (dst < dc->dc_min_row) 1195 dc->dc_min_row = dst; 1196 if (dst + num > dc->dc_max_row) 1197 dc->dc_max_row = dst + num -1; 1198 #endif /* HPCFB_JUMP */ 1199 1200 if (svc > dvc) 1201 d = 1; 1202 else if (svc < dvc) { 1203 svc += num-1; 1204 dvc += num-1; 1205 d = -1; 1206 } else { 1207 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1208 #ifdef HPCFB_JUMP 1209 hpcfb_check_update(dc); 1210 #endif /* HPCFB_JUMP */ 1211 return; 1212 } 1213 1214 for (i = 0; i < num; i++) { 1215 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1216 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1217 dvc->spacecol = dvc->maxcol; 1218 dvc->maxcol = svc->maxcol; 1219 svc+=d; 1220 dvc+=d; 1221 } 1222 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1223 #ifdef HPCFB_JUMP 1224 hpcfb_check_update(dc); 1225 #endif /* HPCFB_JUMP */ 1226 } 1227 1228 void 1229 hpcfb_redraw(cookie, row, num, all) 1230 void *cookie; 1231 int row, num; 1232 int all; 1233 { 1234 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1235 struct rasops_info *ri = &dc->dc_rinfo; 1236 int cols; 1237 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1238 struct hpcfb_vchar *svc; 1239 int i, j; 1240 1241 #ifdef HPCFB_JUMP 1242 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1243 dc->dc_state |= HPCFB_DC_UPDATE; 1244 return; 1245 } 1246 #endif /* HPCFB_JUMP */ 1247 if (dc->dc_sc != NULL 1248 && !dc->dc_sc->sc_polling 1249 && dc->dc_sc->sc_mapping) 1250 return; 1251 1252 dc->dc_state &= ~HPCFB_DC_ABORT; 1253 1254 if (vscn == 0) 1255 return; 1256 1257 if (!IS_DRAWABLE(dc)) { 1258 return; 1259 } 1260 1261 if (ri->ri_bits == NULL) 1262 return; 1263 1264 dc->dc_state |= HPCFB_DC_DRAWING; 1265 dc->dc_state |= HPCFB_DC_TDRAWING; 1266 for (i = 0; i < num; i++) { 1267 if (dc->dc_state&HPCFB_DC_ABORT) 1268 break; 1269 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1270 break; 1271 cols = vscn[row+i].maxcol; 1272 for (j = 0; j <= cols; j++) { 1273 if (dc->dc_state&HPCFB_DC_ABORT) 1274 continue; 1275 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1276 continue; 1277 svc = &vscn[row+i].col[j]; 1278 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1279 } 1280 if (all) 1281 cols = dc->dc_cols-1; 1282 else 1283 cols = vscn[row+i].spacecol; 1284 for (; j <= cols; j++) { 1285 if (dc->dc_state&HPCFB_DC_ABORT) 1286 continue; 1287 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1288 continue; 1289 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1290 } 1291 vscn[row+i].spacecol = 0; 1292 } 1293 if (dc->dc_state&HPCFB_DC_ABORT) 1294 dc->dc_state &= ~HPCFB_DC_ABORT; 1295 dc->dc_state &= ~HPCFB_DC_DRAWING; 1296 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1297 #ifdef HPCFB_JUMP 1298 hpcfb_check_update(dc); 1299 #endif /* HPCFB_JUMP */ 1300 } 1301 1302 #ifdef HPCFB_JUMP 1303 void 1304 hpcfb_update(void *v) 1305 { 1306 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1307 1308 /* callout_stop(&dc->dc_scroll_ch); */ 1309 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1310 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1311 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1312 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1313 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1314 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1315 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1316 hpcfb_redraw(dc, dc->dc_min_row, 1317 dc->dc_max_row - dc->dc_min_row, 0); 1318 dc->dc_state &= ~HPCFB_DC_UPDATE; 1319 } else { 1320 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1321 } 1322 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1323 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1324 } 1325 1326 void 1327 hpcfb_do_scroll(void *v) 1328 { 1329 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1330 1331 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1332 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1333 dc->dc_state |= HPCFB_DC_SCRDELAY; 1334 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1335 wakeup(dc->dc_sc); 1336 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1337 /* draw only EMUL mode */ 1338 hpcfb_update(v); 1339 } 1340 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1341 } 1342 1343 void 1344 hpcfb_check_update(void *v) 1345 { 1346 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1347 1348 if (dc->dc_sc != NULL 1349 && dc->dc_sc->sc_polling 1350 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1351 callout_stop(&dc->dc_scroll_ch); 1352 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1353 hpcfb_update(v); 1354 } 1355 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1356 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1357 hpcfb_update(v); 1358 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1359 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1360 hpcfb_update(v); 1361 } 1362 } 1363 #endif /* HPCFB_JUMP */ 1364 1365 void 1366 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1367 { 1368 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1369 struct rasops_info *ri = &dc->dc_rinfo; 1370 struct hpcfb_softc *sc = dc->dc_sc; 1371 int srcyoff, dstyoff; 1372 int width, height; 1373 1374 hpcfb_tv_copyrows(cookie, src, dst, num); 1375 1376 if (!IS_DRAWABLE(dc)) { 1377 return; 1378 } 1379 1380 if (ri->ri_bits == NULL) 1381 return; 1382 1383 if (sc && sc->sc_accessops->bitblit 1384 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1385 dc->dc_state |= HPCFB_DC_DRAWING; 1386 srcyoff = src * ri->ri_font->fontheight; 1387 dstyoff = dst * ri->ri_font->fontheight; 1388 width = dc->dc_cols * ri->ri_font->fontwidth; 1389 height = num * ri->ri_font->fontheight; 1390 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1391 0, srcyoff, 0, dstyoff, height, width); 1392 dc->dc_state &= ~HPCFB_DC_DRAWING; 1393 } 1394 else { 1395 #ifdef HPCFB_JUMP 1396 if (sc && sc->sc_polling) { 1397 hpcfb_check_update(dc); 1398 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1399 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1400 dc->dc_scroll = 1; 1401 dc->dc_scroll_src = src; 1402 dc->dc_scroll_dst = dst; 1403 dc->dc_scroll_num = num; 1404 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1405 return; 1406 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1407 dc->dc_state |= HPCFB_DC_UPDATE; 1408 return; 1409 } else { 1410 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1411 callout_stop(&dc->dc_scroll_ch); 1412 } 1413 if (dc->dc_state&HPCFB_DC_UPDATE) { 1414 dc->dc_state &= ~HPCFB_DC_UPDATE; 1415 hpcfb_redraw(cookie, dc->dc_min_row, 1416 dc->dc_max_row - dc->dc_min_row, 0); 1417 dc->dc_max_row = 0; 1418 dc->dc_min_row = dc->dc_rows; 1419 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1420 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1421 return; 1422 } 1423 #endif /* HPCFB_JUMP */ 1424 hpcfb_redraw(cookie, dst, num, 0); 1425 } 1426 #ifdef HPCFB_JUMP 1427 hpcfb_check_update(dc); 1428 #endif /* HPCFB_JUMP */ 1429 } 1430 1431 /* 1432 * eraserows 1433 */ 1434 void 1435 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, int row, int nrow, long attr) 1436 { 1437 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1438 int cols; 1439 int i; 1440 1441 if (vscn == 0) 1442 return; 1443 1444 dc->dc_state |= HPCFB_DC_TDRAWING; 1445 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1446 #ifdef HPCFB_JUMP 1447 if (row < dc->dc_min_row) 1448 dc->dc_min_row = row; 1449 if (row + nrow > dc->dc_max_row) 1450 dc->dc_max_row = row + nrow; 1451 #endif /* HPCFB_JUMP */ 1452 1453 for (i = 0; i < nrow; i++) { 1454 cols = vscn[row+i].maxcol; 1455 if (vscn[row+i].spacecol < cols) 1456 vscn[row+i].spacecol = cols; 1457 vscn[row+i].maxcol = -1; 1458 } 1459 #ifdef HPCFB_JUMP 1460 hpcfb_check_update(dc); 1461 #endif /* HPCFB_JUMP */ 1462 } 1463 1464 void 1465 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1466 { 1467 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1468 struct hpcfb_softc *sc = dc->dc_sc; 1469 struct rasops_info *ri = &dc->dc_rinfo; 1470 int yoff; 1471 int width; 1472 int height; 1473 1474 hpcfb_tv_eraserows(dc, row, nrow, attr); 1475 #ifdef HPCFB_JUMP 1476 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1477 dc->dc_state |= HPCFB_DC_UPDATE; 1478 return; 1479 } 1480 #endif /* HPCFB_JUMP */ 1481 if (!IS_DRAWABLE(dc)) { 1482 return; 1483 } 1484 1485 if (ri->ri_bits == NULL) 1486 return; 1487 1488 dc->dc_state |= HPCFB_DC_DRAWING; 1489 if (sc && sc->sc_accessops->erase 1490 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1491 yoff = row * ri->ri_font->fontheight; 1492 width = dc->dc_cols * ri->ri_font->fontwidth; 1493 height = nrow * ri->ri_font->fontheight; 1494 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1495 0, yoff, height, width, attr); 1496 } else 1497 rasops_emul.eraserows(ri, row, nrow, attr); 1498 dc->dc_state &= ~HPCFB_DC_DRAWING; 1499 #ifdef HPCFB_JUMP 1500 hpcfb_check_update(dc); 1501 #endif /* HPCFB_JUMP */ 1502 } 1503 1504 /* 1505 * alloc_attr 1506 */ 1507 int 1508 hpcfb_alloc_attr(void *cookie, int fg, int bg, int flags, long *attrp) 1509 { 1510 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1511 struct rasops_info *ri = &dc->dc_rinfo; 1512 1513 return (rasops_emul.alloc_attr(ri, fg, bg, flags, attrp)); 1514 } 1515