1 /* $NetBSD: hpcfb.c,v 1.27 2002/10/02 16:33:49 thorpej 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 1.27 2002/10/02 16:33:49 thorpej 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 1.27 2002/10/02 16:33:49 thorpej 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/proc.h> 59 #include <sys/kthread.h> 60 #include <sys/lock.h> 61 #include <sys/user.h> 62 #include <sys/device.h> 63 #include <sys/conf.h> 64 #include <sys/malloc.h> 65 #include <sys/buf.h> 66 #include <sys/ioctl.h> 67 68 #include <uvm/uvm_extern.h> 69 70 #include <machine/bus.h> 71 72 #include <dev/wscons/wsconsio.h> 73 #include <dev/wscons/wsdisplayvar.h> 74 #include <dev/wscons/wscons_callbacks.h> 75 76 #include <dev/wsfont/wsfont.h> 77 #include <dev/rasops/rasops.h> 78 79 #include <dev/hpc/hpcfbvar.h> 80 #include <dev/hpc/hpcfbio.h> 81 82 #include "bivideo.h" 83 #if NBIVIDEO > 0 84 #include <dev/hpc/bivideovar.h> 85 #endif 86 87 #ifdef FBDEBUG 88 int hpcfb_debug = 0; 89 #define DPRINTF(arg) if (hpcfb_debug) printf arg; 90 #else 91 #define DPRINTF(arg) 92 #endif 93 94 #ifndef HPCFB_MAX_COLUMN 95 #define HPCFB_MAX_COLUMN 130 96 #endif /* HPCFB_MAX_COLUMN */ 97 #ifndef HPCFB_MAX_ROW 98 #define HPCFB_MAX_ROW 80 99 #endif /* HPCFB_MAX_ROW */ 100 101 /* 102 * currently experimental 103 #define HPCFB_JUMP 104 */ 105 106 struct hpcfb_vchar { 107 u_int c; 108 long attr; 109 }; 110 111 struct hpcfb_tvrow { 112 int maxcol; 113 int spacecol; 114 struct hpcfb_vchar col[HPCFB_MAX_COLUMN]; 115 }; 116 117 struct hpcfb_devconfig { 118 struct rasops_info dc_rinfo; /* rasops information */ 119 120 int dc_blanked; /* currently had video disabled */ 121 struct hpcfb_softc *dc_sc; 122 int dc_rows; 123 int dc_cols; 124 struct hpcfb_tvrow *dc_tvram; 125 int dc_curx; 126 int dc_cury; 127 #ifdef HPCFB_JUMP 128 int dc_min_row; 129 int dc_max_row; 130 int dc_scroll; 131 struct callout dc_scroll_ch; 132 int dc_scroll_src; 133 int dc_scroll_dst; 134 int dc_scroll_num; 135 #endif /* HPCFB_JUMP */ 136 volatile int dc_state; 137 #define HPCFB_DC_CURRENT 0x80000000 138 #define HPCFB_DC_DRAWING 0x01 /* drawing raster ops */ 139 #define HPCFB_DC_TDRAWING 0x02 /* drawing tvram */ 140 #define HPCFB_DC_SCROLLPENDING 0x04 /* scroll is pending */ 141 #define HPCFB_DC_UPDATE 0x08 /* tvram update */ 142 #define HPCFB_DC_SCRDELAY 0x10 /* scroll time but delay it */ 143 #define HPCFB_DC_SCRTHREAD 0x20 /* in scroll thread or callout */ 144 #define HPCFB_DC_UPDATEALL 0x40 /* need to redraw all */ 145 #define HPCFB_DC_ABORT 0x80 /* abort redrawing */ 146 #define HPCFB_DC_SWITCHREQ 0x100 /* switch request exist */ 147 int dc_memsize; 148 u_char *dc_fbaddr; 149 }; 150 151 #define IS_DRAWABLE(dc) \ 152 (((dc)->dc_state&HPCFB_DC_CURRENT)&& \ 153 (((dc)->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_SWITCHREQ)) == 0)) 154 155 #define HPCFB_MAX_SCREEN 5 156 #define HPCFB_MAX_JUMP 5 157 158 struct hpcfb_softc { 159 struct device sc_dev; 160 struct hpcfb_devconfig *sc_dc; /* device configuration */ 161 const struct hpcfb_accessops *sc_accessops; 162 void *sc_accessctx; 163 void *sc_powerhook; /* power management hook */ 164 struct device *sc_wsdisplay; 165 int sc_screen_resumed; 166 int sc_polling; 167 int sc_mapping; 168 struct proc *sc_thread; 169 struct lock sc_lock; 170 void *sc_wantedscreen; 171 void (*sc_switchcb)(void *, int, int); 172 void *sc_switchcbarg; 173 struct callout sc_switch_callout; 174 int sc_nfbconf; 175 struct hpcfb_fbconf *sc_fbconflist; 176 }; 177 178 /* 179 * function prototypes 180 */ 181 int hpcfbmatch(struct device *, struct cfdata *, void *); 182 void hpcfbattach(struct device *, struct device *, void *); 183 int hpcfbprint(void *, const char *); 184 185 int hpcfb_ioctl(void *, u_long, caddr_t, int, struct proc *); 186 paddr_t hpcfb_mmap(void *, off_t, int); 187 188 void hpcfb_refresh_screen(struct hpcfb_softc *); 189 void hpcfb_doswitch(struct hpcfb_softc *); 190 191 #ifdef HPCFB_JUMP 192 static void hpcfb_create_thread(void *); 193 static void hpcfb_thread(void *); 194 #endif /* HPCFB_JUMP */ 195 196 static int hpcfb_init(struct hpcfb_fbconf *, struct hpcfb_devconfig *); 197 static int hpcfb_alloc_screen(void *, const struct wsscreen_descr *, 198 void **, int *, int *, long *); 199 static void hpcfb_free_screen(void *, void *); 200 static int hpcfb_show_screen(void *, void *, int, 201 void (*) (void *, int, int), void *); 202 static void hpcfb_pollc(void *, int); 203 static void hpcfb_power(int, void *); 204 static void hpcfb_cmap_reorder(struct hpcfb_fbconf *, 205 struct hpcfb_devconfig *); 206 207 void hpcfb_cursor(void *, int, int, int); 208 int hpcfb_mapchar(void *, int, unsigned int *); 209 void hpcfb_putchar(void *, int, int, u_int, long); 210 void hpcfb_copycols(void *, int, int, int, int); 211 void hpcfb_erasecols(void *, int, int, int, long); 212 void hpcfb_redraw(void *, int, int, int); 213 void hpcfb_copyrows(void *, int, int, int); 214 void hpcfb_eraserows(void *, int, int, long); 215 int hpcfb_allocattr(void *, int, int, int, long *); 216 void hpcfb_cursor_raw(void *, int, int, int); 217 218 #ifdef HPCFB_JUMP 219 void hpcfb_update(void *); 220 void hpcfb_do_scroll(void *); 221 void hpcfb_check_update(void *); 222 #endif /* HPCFB_JUMP */ 223 224 struct wsdisplay_emulops hpcfb_emulops = { 225 hpcfb_cursor, 226 hpcfb_mapchar, 227 hpcfb_putchar, 228 hpcfb_copycols, 229 hpcfb_erasecols, 230 hpcfb_copyrows, 231 hpcfb_eraserows, 232 hpcfb_allocattr 233 }; 234 235 /* 236 * static variables 237 */ 238 CFATTACH_DECL(hpcfb, sizeof(struct hpcfb_softc), 239 hpcfbmatch, hpcfbattach, NULL, NULL); 240 241 struct wsscreen_descr hpcfb_stdscreen = { 242 "std", 243 0, 0, /* will be filled in -- XXX shouldn't, it's global */ 244 &hpcfb_emulops, /* XXX */ 245 0, 0, 246 WSSCREEN_REVERSE 247 }; 248 249 const struct wsscreen_descr *_hpcfb_scrlist[] = { 250 &hpcfb_stdscreen, 251 /* XXX other formats, graphics screen? */ 252 }; 253 254 struct wsscreen_list hpcfb_screenlist = { 255 sizeof(_hpcfb_scrlist) / sizeof(struct wsscreen_descr *), 256 _hpcfb_scrlist 257 }; 258 259 struct wsdisplay_accessops hpcfb_accessops = { 260 hpcfb_ioctl, 261 hpcfb_mmap, 262 hpcfb_alloc_screen, 263 hpcfb_free_screen, 264 hpcfb_show_screen, 265 0 /* load_font */, 266 hpcfb_pollc 267 }; 268 269 void hpcfb_tv_putchar(struct hpcfb_devconfig *, int, int, u_int, long); 270 void hpcfb_tv_copycols(struct hpcfb_devconfig *, int, int, int, int); 271 void hpcfb_tv_erasecols(struct hpcfb_devconfig *, int, int, int, long); 272 void hpcfb_tv_copyrows(struct hpcfb_devconfig *, int, int, int); 273 void hpcfb_tv_eraserows(struct hpcfb_devconfig *, int, int, long); 274 275 struct wsdisplay_emulops rasops_emul; 276 277 static int hpcfbconsole; 278 struct hpcfb_devconfig hpcfb_console_dc; 279 struct wsscreen_descr hpcfb_console_wsscreen; 280 struct hpcfb_tvrow hpcfb_console_tvram[HPCFB_MAX_ROW]; 281 282 /* 283 * function bodies 284 */ 285 286 int 287 hpcfbmatch(struct device *parent, struct cfdata *match, void *aux) 288 { 289 return (1); 290 } 291 292 void 293 hpcfbattach(struct device *parent, struct device *self, void *aux) 294 { 295 struct hpcfb_softc *sc = (struct hpcfb_softc *)self; 296 struct hpcfb_attach_args *ha = aux; 297 struct wsemuldisplaydev_attach_args wa; 298 299 sc->sc_accessops = ha->ha_accessops; 300 sc->sc_accessctx = ha->ha_accessctx; 301 sc->sc_nfbconf = ha->ha_nfbconf; 302 sc->sc_fbconflist = ha->ha_fbconflist; 303 304 if (hpcfbconsole) { 305 sc->sc_dc = &hpcfb_console_dc; 306 hpcfb_console_dc.dc_sc = sc; 307 printf(": %dx%d pixels, %d colors, %dx%d chars", 308 sc->sc_dc->dc_rinfo.ri_width,sc->sc_dc->dc_rinfo.ri_height, 309 (1 << sc->sc_dc->dc_rinfo.ri_depth), 310 sc->sc_dc->dc_rinfo.ri_cols,sc->sc_dc->dc_rinfo.ri_rows); 311 /* Set video chip dependent CLUT if any. */ 312 if (sc->sc_accessops->setclut) 313 sc->sc_accessops->setclut(sc->sc_accessctx, 314 &hpcfb_console_dc.dc_rinfo); 315 } 316 printf("\n"); 317 318 sc->sc_polling = 0; /* XXX */ 319 sc->sc_mapping = 0; /* XXX */ 320 callout_init(&sc->sc_switch_callout); 321 322 /* Add a power hook to power management */ 323 sc->sc_powerhook = powerhook_establish(hpcfb_power, sc); 324 if (sc->sc_powerhook == NULL) 325 printf("%s: WARNING: unable to establish power hook\n", 326 sc->sc_dev.dv_xname); 327 328 wa.console = hpcfbconsole; 329 wa.scrdata = &hpcfb_screenlist; 330 wa.accessops = &hpcfb_accessops; 331 wa.accesscookie = sc; 332 333 sc->sc_wsdisplay = config_found(self, &wa, wsemuldisplaydevprint); 334 335 #ifdef HPCFB_JUMP 336 /* 337 * Create a kernel thread to scroll, 338 */ 339 kthread_create(hpcfb_create_thread, sc); 340 #endif /* HPCFB_JUMP */ 341 } 342 343 #ifdef HPCFB_JUMP 344 void 345 hpcfb_create_thread(void *arg) 346 { 347 struct hpcfb_softc *sc = arg; 348 349 if (kthread_create1(hpcfb_thread, sc, &sc->sc_thread, 350 "%s", sc->sc_dev.dv_xname) == 0) 351 return; 352 353 /* 354 * We were unable to create the HPCFB thread; bail out. 355 */ 356 sc->sc_thread = 0; 357 printf("%s: unable to create thread, kernel hpcfb scroll support disabled\n", 358 sc->sc_dev.dv_xname); 359 } 360 361 void 362 hpcfb_thread(void *arg) 363 { 364 struct hpcfb_softc *sc = arg; 365 366 /* 367 * Loop forever, doing a periodic check for update events. 368 */ 369 for (;;) { 370 /* HPCFB_LOCK(sc); */ 371 sc->sc_dc->dc_state |= HPCFB_DC_SCRTHREAD; 372 if (!sc->sc_mapping) /* draw only EMUL mode */ 373 hpcfb_update(sc->sc_dc); 374 sc->sc_dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 375 /* APM_UNLOCK(sc); */ 376 (void) tsleep(sc, PWAIT, "hpcfb", (8 * hz) / 7 / 10); 377 } 378 } 379 #endif /* HPCFB_JUMP */ 380 381 /* Print function (for parent devices). */ 382 int 383 hpcfbprint(void *aux, const char *pnp) 384 { 385 if (pnp) 386 printf("hpcfb at %s", pnp); 387 388 return (UNCONF); 389 } 390 391 int 392 hpcfb_cnattach(struct hpcfb_fbconf *fbconf) 393 { 394 struct hpcfb_fbconf __fbconf __attribute__((__unused__)); 395 long defattr; 396 397 DPRINTF(("%s(%d): hpcfb_cnattach()\n", __FILE__, __LINE__)); 398 #if NBIVIDEO > 0 399 if (fbconf == 0) { 400 memset(&__fbconf, 0, sizeof(struct hpcfb_fbconf)); 401 if (bivideo_getcnfb(&__fbconf) != 0) 402 return (ENXIO); 403 fbconf = &__fbconf; 404 } 405 #endif /* NBIVIDEO > 0 */ 406 memset(&hpcfb_console_dc, 0, sizeof(struct hpcfb_devconfig)); 407 if (hpcfb_init(fbconf, &hpcfb_console_dc) != 0) 408 return (ENXIO); 409 hpcfb_console_dc.dc_state |= HPCFB_DC_CURRENT; 410 411 hpcfb_console_dc.dc_tvram = hpcfb_console_tvram; 412 /* clear screen */ 413 memset(hpcfb_console_tvram, 0, sizeof(hpcfb_console_tvram)); 414 hpcfb_redraw(&hpcfb_console_dc, 0, hpcfb_console_dc.dc_rows, 1); 415 416 hpcfb_console_wsscreen = hpcfb_stdscreen; 417 hpcfb_console_wsscreen.nrows = hpcfb_console_dc.dc_rows; 418 hpcfb_console_wsscreen.ncols = hpcfb_console_dc.dc_cols; 419 hpcfb_console_wsscreen.capabilities = hpcfb_console_dc.dc_rinfo.ri_caps; 420 hpcfb_allocattr(&hpcfb_console_dc, 421 WSCOL_WHITE, WSCOL_BLACK, 0, &defattr); 422 wsdisplay_cnattach(&hpcfb_console_wsscreen, &hpcfb_console_dc, 423 0, 0, defattr); 424 hpcfbconsole = 1; 425 426 return (0); 427 } 428 429 int 430 hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 431 { 432 struct rasops_info *ri; 433 vaddr_t fbaddr; 434 435 fbaddr = (vaddr_t)fbconf->hf_baseaddr; 436 dc->dc_fbaddr = (u_char *)fbaddr; 437 438 /* init rasops */ 439 ri = &dc->dc_rinfo; 440 memset(ri, 0, sizeof(struct rasops_info)); 441 ri->ri_depth = fbconf->hf_pixel_width; 442 ri->ri_bits = (caddr_t)fbaddr; 443 ri->ri_width = fbconf->hf_width; 444 ri->ri_height = fbconf->hf_height; 445 ri->ri_stride = fbconf->hf_bytes_per_line; 446 #if 0 447 ri->ri_flg = RI_FORCEMONO | RI_CURSOR; 448 #else 449 ri->ri_flg = RI_CURSOR; 450 #endif 451 switch (ri->ri_depth) { 452 case 8: 453 if (32 <= fbconf->hf_pack_width && 454 (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) && 455 (fbconf->hf_order_flags & HPCFB_REVORDER_WORD)) { 456 ri->ri_flg |= RI_BSWAP; 457 } 458 break; 459 default: 460 if (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) { 461 #if BYTE_ORDER == BIG_ENDIAN 462 ri->ri_flg |= RI_BSWAP; 463 #endif 464 } else { 465 #if BYTE_ORDER == LITTLE_ENDIAN 466 ri->ri_flg |= RI_BSWAP; 467 #endif 468 } 469 break; 470 } 471 472 if (rasops_init(ri, HPCFB_MAX_ROW, HPCFB_MAX_COLUMN)) { 473 panic("%s(%d): rasops_init() failed!", __FILE__, __LINE__); 474 } 475 476 /* over write color map of rasops */ 477 hpcfb_cmap_reorder (fbconf, dc); 478 479 dc->dc_curx = -1; 480 dc->dc_cury = -1; 481 dc->dc_rows = dc->dc_rinfo.ri_rows; 482 dc->dc_cols = dc->dc_rinfo.ri_cols; 483 #ifdef HPCFB_JUMP 484 dc->dc_max_row = 0; 485 dc->dc_min_row = dc->dc_rows; 486 dc->dc_scroll = 0; 487 callout_init(&dc->dc_scroll_ch); 488 #endif /* HPCFB_JUMP */ 489 dc->dc_memsize = ri->ri_stride * ri->ri_height; 490 /* hook rasops in hpcfb_ops */ 491 rasops_emul = ri->ri_ops; /* struct copy */ 492 ri->ri_ops = hpcfb_emulops; /* struct copy */ 493 494 return (0); 495 } 496 497 static void 498 hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 499 { 500 struct rasops_info *ri = &dc->dc_rinfo; 501 int reverse = fbconf->hf_access_flags & HPCFB_ACCESS_REVERSE; 502 int *cmap = ri->ri_devcmap; 503 int i, j, bg, fg, tmp; 504 505 /* 506 * Set forground and background so that the screen 507 * looks black on white. 508 * Normally, black = 00 and white = ff. 509 * HPCFB_ACCESS_REVERSE means black = ff and white = 00. 510 */ 511 switch (fbconf->hf_pixel_width) { 512 case 1: 513 /* FALLTHROUGH */ 514 case 2: 515 /* FALLTHROUGH */ 516 case 4: 517 if (reverse) { 518 bg = 0; 519 fg = ~0; 520 } else { 521 bg = ~0; 522 fg = 0; 523 } 524 /* for gray-scale LCD, hi-contrast color map */ 525 cmap[0] = bg; 526 for (i = 1; i < 16; i++) 527 cmap[i] = fg; 528 break; 529 case 8: 530 /* FALLTHROUGH */ 531 case 16: 532 if (reverse) { 533 for (i = 0, j = 15; i < 8; i++, j--) { 534 tmp = cmap[i]; 535 cmap[i] = cmap[j]; 536 cmap[j] = tmp; 537 } 538 } 539 break; 540 } 541 } 542 543 int 544 hpcfb_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct proc *p) 545 { 546 struct hpcfb_softc *sc = v; 547 struct hpcfb_devconfig *dc = sc->sc_dc; 548 struct wsdisplay_fbinfo *wdf; 549 550 DPRINTF(("hpcfb_ioctl(cmd=0x%lx)\n", cmd)); 551 switch (cmd) { 552 case WSKBDIO_BELL: 553 return (0); 554 break; 555 556 case WSDISPLAYIO_GTYPE: 557 *(u_int *)data = WSDISPLAY_TYPE_HPCFB; 558 return (0); 559 560 case WSDISPLAYIO_GINFO: 561 wdf = (void *)data; 562 wdf->height = dc->dc_rinfo.ri_height; 563 wdf->width = dc->dc_rinfo.ri_width; 564 wdf->depth = dc->dc_rinfo.ri_depth; 565 wdf->cmsize = 256; /* XXXX */ 566 return (0); 567 568 case WSDISPLAYIO_SMODE: 569 if (*(int *)data == WSDISPLAYIO_MODE_EMUL){ 570 if (sc->sc_mapping){ 571 sc->sc_mapping = 0; 572 if (dc->dc_state&HPCFB_DC_DRAWING) 573 dc->dc_state &= ~HPCFB_DC_ABORT; 574 #ifdef HPCFB_FORCE_REDRAW 575 hpcfb_refresh_screen(sc); 576 #else 577 dc->dc_state |= HPCFB_DC_UPDATEALL; 578 #endif 579 } 580 } else { 581 if (!sc->sc_mapping) { 582 sc->sc_mapping = 1; 583 dc->dc_state |= HPCFB_DC_ABORT; 584 } 585 sc->sc_mapping = 1; 586 } 587 if (sc && sc->sc_accessops->iodone) 588 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 589 return (0); 590 591 case WSDISPLAYIO_GETCMAP: 592 case WSDISPLAYIO_PUTCMAP: 593 case WSDISPLAYIO_SVIDEO: 594 case WSDISPLAYIO_GVIDEO: 595 case WSDISPLAYIO_GETPARAM: 596 case WSDISPLAYIO_SETPARAM: 597 case HPCFBIO_GCONF: 598 case HPCFBIO_SCONF: 599 case HPCFBIO_GDSPCONF: 600 case HPCFBIO_SDSPCONF: 601 case HPCFBIO_GOP: 602 case HPCFBIO_SOP: 603 return ((*sc->sc_accessops->ioctl)(sc->sc_accessctx, 604 cmd, data, flag, p)); 605 606 default: 607 if (IOCGROUP(cmd) != 't') 608 DPRINTF(("%s(%d): hpcfb_ioctl(%lx, %lx) grp=%c num=%ld\n", 609 __FILE__, __LINE__, 610 cmd, (u_long)data, (char)IOCGROUP(cmd), cmd&0xff)); 611 break; 612 } 613 614 return (EPASSTHROUGH); /* Inappropriate ioctl for device */ 615 } 616 617 paddr_t 618 hpcfb_mmap(void *v, off_t offset, int prot) 619 { 620 struct hpcfb_softc *sc = v; 621 622 return ((*sc->sc_accessops->mmap)(sc->sc_accessctx, offset, prot)); 623 } 624 625 static void 626 hpcfb_power(int why, void *arg) 627 { 628 struct hpcfb_softc *sc = arg; 629 630 if (sc->sc_dc == NULL) 631 return; /* You have no screen yet. */ 632 633 switch (why) { 634 case PWR_STANDBY: 635 break; 636 case PWR_SOFTSUSPEND: 637 /* XXX, casting to 'struct wsdisplay_softc *' means 638 that you should not call the method here... */ 639 sc->sc_screen_resumed = wsdisplay_getactivescreen( 640 (struct wsdisplay_softc *)sc->sc_wsdisplay); 641 if (wsdisplay_switch(sc->sc_wsdisplay, 642 WSDISPLAY_NULLSCREEN, 643 1 /* waitok */) == 0) { 644 wsscreen_switchwait( 645 (struct wsdisplay_softc *)sc->sc_wsdisplay, 646 WSDISPLAY_NULLSCREEN); 647 } else { 648 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 649 } 650 651 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 652 break; 653 case PWR_SOFTRESUME: 654 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 655 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 656 wsdisplay_switch(sc->sc_wsdisplay, 657 sc->sc_screen_resumed, 658 1 /* waitok */); 659 break; 660 } 661 } 662 663 void 664 hpcfb_refresh_screen(struct hpcfb_softc *sc) 665 { 666 struct hpcfb_devconfig *dc = sc->sc_dc; 667 int x, y; 668 669 DPRINTF(("hpcfb_refres_screen()\n")); 670 if (dc == NULL) 671 return; 672 673 #ifdef HPCFB_JUMP 674 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 675 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 676 dc->dc_state &= ~HPCFB_DC_UPDATE; 677 callout_stop(&dc->dc_scroll_ch); 678 } 679 #endif /* HPCFB_JUMP */ 680 /* 681 * refresh screen 682 */ 683 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 684 x = dc->dc_curx; 685 y = dc->dc_cury; 686 if (0 <= x && 0 <= y) 687 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 688 /* redraw all text */ 689 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 690 if (0 <= x && 0 <= y) 691 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 692 } 693 694 static int 695 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, void **cookiep, 696 int *curxp, int *curyp, long *attrp) 697 { 698 struct hpcfb_softc *sc = v; 699 struct hpcfb_devconfig *dc; 700 701 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 702 703 dc = malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK|M_ZERO); 704 if (dc == NULL) 705 return (ENOMEM); 706 707 dc->dc_sc = sc; 708 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) 709 return (EINVAL); 710 if (sc->sc_accessops->font) { 711 sc->sc_accessops->font(sc->sc_accessctx, 712 dc->dc_rinfo.ri_font); 713 } 714 /* Set video chip dependent CLUT if any. */ 715 if (sc->sc_accessops->setclut) 716 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 717 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 718 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 719 (1 << dc->dc_rinfo.ri_depth), 720 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 721 722 /* 723 * XXX, wsdisplay won't reffer the information in wsscreen_descr 724 * structure until alloc_screen will be called, at least, under 725 * current implementation... 726 */ 727 hpcfb_stdscreen.nrows = dc->dc_rows; 728 hpcfb_stdscreen.ncols = dc->dc_cols; 729 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 730 731 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 732 dc->dc_rows = dc->dc_rinfo.ri_rows; 733 dc->dc_cols = dc->dc_rinfo.ri_cols; 734 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 735 736 dc->dc_curx = -1; 737 dc->dc_cury = -1; 738 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 739 M_DEVBUF, M_WAITOK|M_ZERO); 740 if (dc->dc_tvram == NULL){ 741 free(dc, M_DEVBUF); 742 return (ENOMEM); 743 } 744 745 *curxp = 0; 746 *curyp = 0; 747 *cookiep = dc; 748 hpcfb_allocattr(*cookiep, WSCOL_WHITE, WSCOL_BLACK, 0, attrp); 749 DPRINTF(("%s(%d): hpcfb_alloc_screen(): 0x%p\n", 750 __FILE__, __LINE__, dc)); 751 752 return (0); 753 } 754 755 static void 756 hpcfb_free_screen(void *v, void *cookie) 757 { 758 struct hpcfb_devconfig *dc = cookie; 759 760 DPRINTF(("%s(%d): hpcfb_free_screen(0x%p)\n", 761 __FILE__, __LINE__, cookie)); 762 #ifdef DIAGNOSTIC 763 if (dc == &hpcfb_console_dc) 764 panic("hpcfb_free_screen: console"); 765 #endif 766 free(dc->dc_tvram, M_DEVBUF); 767 free(dc, M_DEVBUF); 768 } 769 770 static int 771 hpcfb_show_screen(void *v, void *cookie, int waitok, 772 void (*cb)(void *, int, int), void *cbarg) 773 { 774 struct hpcfb_softc *sc = v; 775 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 776 struct hpcfb_devconfig *odc; 777 778 DPRINTF(("%s(%d): hpcfb_show_screen(0x%p)\n", 779 __FILE__, __LINE__, dc)); 780 781 odc = sc->sc_dc; 782 783 if (dc == NULL || odc == dc) { 784 hpcfb_refresh_screen(sc); 785 return (0); 786 } 787 788 if (odc != NULL) { 789 odc->dc_state |= HPCFB_DC_SWITCHREQ; 790 791 if ((odc->dc_state&HPCFB_DC_DRAWING) != 0) { 792 odc->dc_state |= HPCFB_DC_ABORT; 793 } 794 } 795 796 sc->sc_wantedscreen = cookie; 797 sc->sc_switchcb = cb; 798 sc->sc_switchcbarg = cbarg; 799 if (cb) { 800 callout_reset(&sc->sc_switch_callout, 0, 801 (void(*)(void *))hpcfb_doswitch, sc); 802 return (EAGAIN); 803 } 804 805 hpcfb_doswitch(sc); 806 return (0); 807 } 808 809 void 810 hpcfb_doswitch(struct hpcfb_softc *sc) 811 { 812 struct hpcfb_devconfig *dc; 813 struct hpcfb_devconfig *odc; 814 815 DPRINTF(("hpcfb_doswitch()\n")); 816 odc = sc->sc_dc; 817 dc = sc->sc_wantedscreen; 818 819 if (!dc) { 820 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 821 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 822 return; 823 } 824 825 if (odc == dc) { 826 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 827 return; 828 } 829 830 if (odc) { 831 #ifdef HPCFB_JUMP 832 odc->dc_state |= HPCFB_DC_ABORT; 833 #endif /* HPCFB_JUMP */ 834 835 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 836 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 837 /* disable cursor */ 838 /* disable old screen */ 839 odc->dc_state &= ~HPCFB_DC_CURRENT; 840 /* XXX, This is too dangerous. 841 odc->dc_rinfo.ri_bits = NULL; 842 */ 843 } 844 /* switch screen to new one */ 845 dc->dc_state |= HPCFB_DC_CURRENT; 846 dc->dc_state &= ~HPCFB_DC_ABORT; 847 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 848 sc->sc_dc = dc; 849 850 /* redraw screen image */ 851 hpcfb_refresh_screen(sc); 852 853 sc->sc_wantedscreen = NULL; 854 if (sc->sc_switchcb) 855 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 856 857 if (odc != NULL) 858 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 859 dc->dc_state &= ~HPCFB_DC_SWITCHREQ; 860 return; 861 } 862 863 static void 864 hpcfb_pollc(void *v, int on) 865 { 866 struct hpcfb_softc *sc = v; 867 868 if (sc == NULL) 869 return; 870 sc->sc_polling = on; 871 if (sc->sc_accessops->iodone) 872 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 873 if (on) { 874 hpcfb_refresh_screen(sc); 875 if (sc->sc_accessops->iodone) 876 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 877 } 878 879 return; 880 } 881 882 /* 883 * cursor 884 */ 885 void 886 hpcfb_cursor(void *cookie, int on, int row, int col) 887 { 888 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 889 890 if (on) { 891 dc->dc_curx = col; 892 dc->dc_cury = row; 893 } else { 894 dc->dc_curx = -1; 895 dc->dc_cury = -1; 896 } 897 898 hpcfb_cursor_raw(cookie, on, row, col); 899 } 900 901 void 902 hpcfb_cursor_raw(cookie, on, row, col) 903 void *cookie; 904 int on, row, col; 905 { 906 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 907 struct hpcfb_softc *sc = dc->dc_sc; 908 struct rasops_info *ri = &dc->dc_rinfo; 909 int curwidth, curheight; 910 int xoff, yoff; 911 912 #ifdef HPCFB_JUMP 913 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 914 dc->dc_state |= HPCFB_DC_UPDATE; 915 return; 916 } 917 #endif /* HPCFB_JUMP */ 918 if (!IS_DRAWABLE(dc)) { 919 return; 920 } 921 922 if (ri->ri_bits == NULL) 923 return; 924 925 dc->dc_state |= HPCFB_DC_DRAWING; 926 if (sc && sc->sc_accessops->cursor) { 927 xoff = col * ri->ri_font->fontwidth; 928 yoff = row * ri->ri_font->fontheight; 929 curheight = ri->ri_font->fontheight; 930 curwidth = ri->ri_font->fontwidth; 931 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 932 on, xoff, yoff, curwidth, curheight); 933 } else 934 rasops_emul.cursor(ri, on, row, col); 935 dc->dc_state &= ~HPCFB_DC_DRAWING; 936 } 937 938 /* 939 * mapchar 940 */ 941 int 942 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 943 { 944 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 945 struct rasops_info *ri = &dc->dc_rinfo; 946 947 return (rasops_emul.mapchar(ri, c, cp)); 948 } 949 950 /* 951 * putchar 952 */ 953 void 954 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 955 long attr) 956 { 957 struct hpcfb_tvrow *vscn = dc->dc_tvram; 958 struct hpcfb_vchar *vc = &vscn[row].col[col]; 959 struct hpcfb_vchar *vcb; 960 961 if (vscn == 0) 962 return; 963 964 dc->dc_state |= HPCFB_DC_TDRAWING; 965 #ifdef HPCFB_JUMP 966 if (row < dc->dc_min_row) 967 dc->dc_min_row = row; 968 if (row > dc->dc_max_row) 969 dc->dc_max_row = row; 970 971 #endif /* HPCFB_JUMP */ 972 if (vscn[row].maxcol +1 == col) 973 vscn[row].maxcol = col; 974 else if (vscn[row].maxcol < col) { 975 vcb = &vscn[row].col[vscn[row].maxcol+1]; 976 memset(vcb, 0, 977 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 978 vscn[row].maxcol = col; 979 } 980 vc->c = uc; 981 vc->attr = attr; 982 dc->dc_state &= ~HPCFB_DC_TDRAWING; 983 #ifdef HPCFB_JUMP 984 hpcfb_check_update(dc); 985 #endif /* HPCFB_JUMP */ 986 } 987 988 void 989 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 990 { 991 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 992 struct hpcfb_softc *sc = dc->dc_sc; 993 struct rasops_info *ri = &dc->dc_rinfo; 994 int xoff; 995 int yoff; 996 int fclr, uclr; 997 struct wsdisplay_font *font; 998 999 hpcfb_tv_putchar(dc, row, col, uc, attr); 1000 #ifdef HPCFB_JUMP 1001 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1002 dc->dc_state |= HPCFB_DC_UPDATE; 1003 return; 1004 } 1005 #endif /* HPCFB_JUMP */ 1006 1007 if (!IS_DRAWABLE(dc)) { 1008 return; 1009 } 1010 1011 if (ri->ri_bits == NULL) 1012 return; 1013 1014 dc->dc_state |= HPCFB_DC_DRAWING; 1015 if (sc && sc->sc_accessops->putchar 1016 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1017 font = ri->ri_font; 1018 yoff = row * ri->ri_font->fontheight; 1019 xoff = col * ri->ri_font->fontwidth; 1020 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 1021 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 1022 1023 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 1024 xoff, yoff, font, fclr, uclr, uc, attr); 1025 } else 1026 rasops_emul.putchar(ri, row, col, uc, attr); 1027 dc->dc_state &= ~HPCFB_DC_DRAWING; 1028 #ifdef HPCFB_JUMP 1029 hpcfb_check_update(dc); 1030 #endif /* HPCFB_JUMP */ 1031 } 1032 1033 /* 1034 * copycols 1035 */ 1036 void 1037 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1038 int ncols) 1039 { 1040 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1041 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1042 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1043 1044 if (vscn == 0) 1045 return; 1046 1047 dc->dc_state |= HPCFB_DC_TDRAWING; 1048 #ifdef HPCFB_JUMP 1049 if (row < dc->dc_min_row) 1050 dc->dc_min_row = row; 1051 if (row > dc->dc_max_row) 1052 dc->dc_max_row = row; 1053 #endif /* HPCFB_JUMP */ 1054 1055 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1056 if (vscn[row].maxcol < srccol+ncols-1) 1057 vscn[row].maxcol = srccol+ncols-1; 1058 if (vscn[row].maxcol < dstcol+ncols-1) 1059 vscn[row].maxcol = dstcol+ncols-1; 1060 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1061 #ifdef HPCFB_JUMP 1062 hpcfb_check_update(dc); 1063 #endif /* HPCFB_JUMP */ 1064 } 1065 1066 void 1067 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1068 { 1069 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1070 struct hpcfb_softc *sc = dc->dc_sc; 1071 struct rasops_info *ri = &dc->dc_rinfo; 1072 int srcxoff,dstxoff; 1073 int srcyoff,dstyoff; 1074 int height, width; 1075 1076 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1077 #ifdef HPCFB_JUMP 1078 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1079 dc->dc_state |= HPCFB_DC_UPDATE; 1080 return; 1081 } 1082 #endif /* HPCFB_JUMP */ 1083 if (!IS_DRAWABLE(dc)) { 1084 return; 1085 } 1086 1087 if (ri->ri_bits == NULL) 1088 return; 1089 1090 dc->dc_state |= HPCFB_DC_DRAWING; 1091 if (sc && sc->sc_accessops->bitblit 1092 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1093 srcxoff = srccol * ri->ri_font->fontwidth; 1094 srcyoff = row * ri->ri_font->fontheight; 1095 dstxoff = dstcol * ri->ri_font->fontwidth; 1096 dstyoff = row * ri->ri_font->fontheight; 1097 width = ncols * ri->ri_font->fontwidth; 1098 height = ri->ri_font->fontheight; 1099 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1100 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1101 } else 1102 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1103 dc->dc_state &= ~HPCFB_DC_DRAWING; 1104 #ifdef HPCFB_JUMP 1105 hpcfb_check_update(dc); 1106 #endif /* HPCFB_JUMP */ 1107 } 1108 1109 1110 /* 1111 * erasecols 1112 */ 1113 void 1114 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, int row, int startcol, 1115 int ncols, long attr) 1116 { 1117 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1118 1119 if (vscn == 0) 1120 return; 1121 1122 dc->dc_state |= HPCFB_DC_TDRAWING; 1123 #ifdef HPCFB_JUMP 1124 if (row < dc->dc_min_row) 1125 dc->dc_min_row = row; 1126 if (row > dc->dc_max_row) 1127 dc->dc_max_row = row; 1128 #endif /* HPCFB_JUMP */ 1129 1130 vscn[row].maxcol = startcol-1; 1131 if (vscn[row].spacecol < startcol+ncols-1) 1132 vscn[row].spacecol = startcol+ncols-1; 1133 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1134 #ifdef HPCFB_JUMP 1135 hpcfb_check_update(dc); 1136 #endif /* HPCFB_JUMP */ 1137 } 1138 1139 void 1140 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1141 { 1142 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1143 struct hpcfb_softc *sc = dc->dc_sc; 1144 struct rasops_info *ri = &dc->dc_rinfo; 1145 int xoff, yoff; 1146 int width, height; 1147 1148 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1149 #ifdef HPCFB_JUMP 1150 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1151 dc->dc_state |= HPCFB_DC_UPDATE; 1152 return; 1153 } 1154 #endif /* HPCFB_JUMP */ 1155 if (!IS_DRAWABLE(dc)) { 1156 return; 1157 } 1158 1159 if (ri->ri_bits == NULL) 1160 return; 1161 1162 dc->dc_state |= HPCFB_DC_DRAWING; 1163 if (sc && sc->sc_accessops->erase 1164 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1165 xoff = startcol * ri->ri_font->fontwidth; 1166 yoff = row * ri->ri_font->fontheight; 1167 width = ncols * ri->ri_font->fontwidth; 1168 height = ri->ri_font->fontheight; 1169 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1170 xoff, yoff, height, width, attr); 1171 } else 1172 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1173 dc->dc_state &= ~HPCFB_DC_DRAWING; 1174 #ifdef HPCFB_JUMP 1175 hpcfb_check_update(dc); 1176 #endif /* HPCFB_JUMP */ 1177 } 1178 1179 /* 1180 * Copy rows. 1181 */ 1182 void 1183 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1184 { 1185 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1186 struct hpcfb_tvrow *svc = &vscn[src]; 1187 struct hpcfb_tvrow *dvc = &vscn[dst]; 1188 int i; 1189 int d; 1190 1191 if (vscn == 0) 1192 return; 1193 1194 dc->dc_state |= HPCFB_DC_TDRAWING; 1195 #ifdef HPCFB_JUMP 1196 if (dst < dc->dc_min_row) 1197 dc->dc_min_row = dst; 1198 if (dst + num > dc->dc_max_row) 1199 dc->dc_max_row = dst + num -1; 1200 #endif /* HPCFB_JUMP */ 1201 1202 if (svc > dvc) 1203 d = 1; 1204 else if (svc < dvc) { 1205 svc += num-1; 1206 dvc += num-1; 1207 d = -1; 1208 } else { 1209 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1210 #ifdef HPCFB_JUMP 1211 hpcfb_check_update(dc); 1212 #endif /* HPCFB_JUMP */ 1213 return; 1214 } 1215 1216 for (i = 0; i < num; i++) { 1217 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1218 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1219 dvc->spacecol = dvc->maxcol; 1220 dvc->maxcol = svc->maxcol; 1221 svc+=d; 1222 dvc+=d; 1223 } 1224 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1225 #ifdef HPCFB_JUMP 1226 hpcfb_check_update(dc); 1227 #endif /* HPCFB_JUMP */ 1228 } 1229 1230 void 1231 hpcfb_redraw(cookie, row, num, all) 1232 void *cookie; 1233 int row, num; 1234 int all; 1235 { 1236 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1237 struct rasops_info *ri = &dc->dc_rinfo; 1238 int cols; 1239 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1240 struct hpcfb_vchar *svc; 1241 int i, j; 1242 1243 #ifdef HPCFB_JUMP 1244 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1245 dc->dc_state |= HPCFB_DC_UPDATE; 1246 return; 1247 } 1248 #endif /* HPCFB_JUMP */ 1249 if (dc->dc_sc != NULL 1250 && !dc->dc_sc->sc_polling 1251 && dc->dc_sc->sc_mapping) 1252 return; 1253 1254 dc->dc_state &= ~HPCFB_DC_ABORT; 1255 1256 if (vscn == 0) 1257 return; 1258 1259 if (!IS_DRAWABLE(dc)) { 1260 return; 1261 } 1262 1263 if (ri->ri_bits == NULL) 1264 return; 1265 1266 dc->dc_state |= HPCFB_DC_DRAWING; 1267 dc->dc_state |= HPCFB_DC_TDRAWING; 1268 for (i = 0; i < num; i++) { 1269 if (dc->dc_state&HPCFB_DC_ABORT) 1270 break; 1271 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1272 break; 1273 cols = vscn[row+i].maxcol; 1274 for (j = 0; j <= cols; j++) { 1275 if (dc->dc_state&HPCFB_DC_ABORT) 1276 continue; 1277 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1278 continue; 1279 svc = &vscn[row+i].col[j]; 1280 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1281 } 1282 if (all) 1283 cols = dc->dc_cols-1; 1284 else 1285 cols = vscn[row+i].spacecol; 1286 for (; j <= cols; j++) { 1287 if (dc->dc_state&HPCFB_DC_ABORT) 1288 continue; 1289 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1290 continue; 1291 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1292 } 1293 vscn[row+i].spacecol = 0; 1294 } 1295 if (dc->dc_state&HPCFB_DC_ABORT) 1296 dc->dc_state &= ~HPCFB_DC_ABORT; 1297 dc->dc_state &= ~HPCFB_DC_DRAWING; 1298 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1299 #ifdef HPCFB_JUMP 1300 hpcfb_check_update(dc); 1301 #endif /* HPCFB_JUMP */ 1302 } 1303 1304 #ifdef HPCFB_JUMP 1305 void 1306 hpcfb_update(void *v) 1307 { 1308 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1309 1310 /* callout_stop(&dc->dc_scroll_ch); */ 1311 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1312 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1313 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1314 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1315 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1316 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1317 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1318 hpcfb_redraw(dc, dc->dc_min_row, 1319 dc->dc_max_row - dc->dc_min_row, 0); 1320 dc->dc_state &= ~HPCFB_DC_UPDATE; 1321 } else { 1322 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1323 } 1324 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1325 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1326 } 1327 1328 void 1329 hpcfb_do_scroll(void *v) 1330 { 1331 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1332 1333 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1334 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1335 dc->dc_state |= HPCFB_DC_SCRDELAY; 1336 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1337 wakeup(dc->dc_sc); 1338 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1339 /* draw only EMUL mode */ 1340 hpcfb_update(v); 1341 } 1342 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1343 } 1344 1345 void 1346 hpcfb_check_update(void *v) 1347 { 1348 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1349 1350 if (dc->dc_sc != NULL 1351 && dc->dc_sc->sc_polling 1352 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1353 callout_stop(&dc->dc_scroll_ch); 1354 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1355 hpcfb_update(v); 1356 } 1357 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1358 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1359 hpcfb_update(v); 1360 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1361 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1362 hpcfb_update(v); 1363 } 1364 } 1365 #endif /* HPCFB_JUMP */ 1366 1367 void 1368 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1369 { 1370 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1371 struct rasops_info *ri = &dc->dc_rinfo; 1372 struct hpcfb_softc *sc = dc->dc_sc; 1373 int srcyoff, dstyoff; 1374 int width, height; 1375 1376 hpcfb_tv_copyrows(cookie, src, dst, num); 1377 1378 if (!IS_DRAWABLE(dc)) { 1379 return; 1380 } 1381 1382 if (ri->ri_bits == NULL) 1383 return; 1384 1385 if (sc && sc->sc_accessops->bitblit 1386 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1387 dc->dc_state |= HPCFB_DC_DRAWING; 1388 srcyoff = src * ri->ri_font->fontheight; 1389 dstyoff = dst * ri->ri_font->fontheight; 1390 width = dc->dc_cols * ri->ri_font->fontwidth; 1391 height = num * ri->ri_font->fontheight; 1392 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1393 0, srcyoff, 0, dstyoff, height, width); 1394 dc->dc_state &= ~HPCFB_DC_DRAWING; 1395 } 1396 else { 1397 #ifdef HPCFB_JUMP 1398 if (sc && sc->sc_polling) { 1399 hpcfb_check_update(dc); 1400 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1401 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1402 dc->dc_scroll = 1; 1403 dc->dc_scroll_src = src; 1404 dc->dc_scroll_dst = dst; 1405 dc->dc_scroll_num = num; 1406 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1407 return; 1408 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1409 dc->dc_state |= HPCFB_DC_UPDATE; 1410 return; 1411 } else { 1412 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1413 callout_stop(&dc->dc_scroll_ch); 1414 } 1415 if (dc->dc_state&HPCFB_DC_UPDATE) { 1416 dc->dc_state &= ~HPCFB_DC_UPDATE; 1417 hpcfb_redraw(cookie, dc->dc_min_row, 1418 dc->dc_max_row - dc->dc_min_row, 0); 1419 dc->dc_max_row = 0; 1420 dc->dc_min_row = dc->dc_rows; 1421 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1422 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1423 return; 1424 } 1425 #endif /* HPCFB_JUMP */ 1426 hpcfb_redraw(cookie, dst, num, 0); 1427 } 1428 #ifdef HPCFB_JUMP 1429 hpcfb_check_update(dc); 1430 #endif /* HPCFB_JUMP */ 1431 } 1432 1433 /* 1434 * eraserows 1435 */ 1436 void 1437 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, int row, int nrow, long attr) 1438 { 1439 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1440 int cols; 1441 int i; 1442 1443 if (vscn == 0) 1444 return; 1445 1446 dc->dc_state |= HPCFB_DC_TDRAWING; 1447 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1448 #ifdef HPCFB_JUMP 1449 if (row < dc->dc_min_row) 1450 dc->dc_min_row = row; 1451 if (row + nrow > dc->dc_max_row) 1452 dc->dc_max_row = row + nrow; 1453 #endif /* HPCFB_JUMP */ 1454 1455 for (i = 0; i < nrow; i++) { 1456 cols = vscn[row+i].maxcol; 1457 if (vscn[row+i].spacecol < cols) 1458 vscn[row+i].spacecol = cols; 1459 vscn[row+i].maxcol = -1; 1460 } 1461 #ifdef HPCFB_JUMP 1462 hpcfb_check_update(dc); 1463 #endif /* HPCFB_JUMP */ 1464 } 1465 1466 void 1467 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1468 { 1469 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1470 struct hpcfb_softc *sc = dc->dc_sc; 1471 struct rasops_info *ri = &dc->dc_rinfo; 1472 int yoff; 1473 int width; 1474 int height; 1475 1476 hpcfb_tv_eraserows(dc, row, nrow, attr); 1477 #ifdef HPCFB_JUMP 1478 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1479 dc->dc_state |= HPCFB_DC_UPDATE; 1480 return; 1481 } 1482 #endif /* HPCFB_JUMP */ 1483 if (!IS_DRAWABLE(dc)) { 1484 return; 1485 } 1486 1487 if (ri->ri_bits == NULL) 1488 return; 1489 1490 dc->dc_state |= HPCFB_DC_DRAWING; 1491 if (sc && sc->sc_accessops->erase 1492 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1493 yoff = row * ri->ri_font->fontheight; 1494 width = dc->dc_cols * ri->ri_font->fontwidth; 1495 height = nrow * ri->ri_font->fontheight; 1496 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1497 0, yoff, height, width, attr); 1498 } else 1499 rasops_emul.eraserows(ri, row, nrow, attr); 1500 dc->dc_state &= ~HPCFB_DC_DRAWING; 1501 #ifdef HPCFB_JUMP 1502 hpcfb_check_update(dc); 1503 #endif /* HPCFB_JUMP */ 1504 } 1505 1506 /* 1507 * allocattr 1508 */ 1509 int 1510 hpcfb_allocattr(void *cookie, int fg, int bg, int flags, long *attrp) 1511 { 1512 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1513 struct rasops_info *ri = &dc->dc_rinfo; 1514 1515 return (rasops_emul.allocattr(ri, fg, bg, flags, attrp)); 1516 } 1517