hpcfb.c revision 1.44
1 /* $NetBSD: hpcfb.c,v 1.44 2007/10/29 20:45:57 peter 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 1.44 2007/10/29 20:45:57 peter Exp $"); 47 48 #ifdef _KERNEL_OPT 49 #include "opt_hpcfb.h" 50 #endif 51 52 #include <sys/param.h> 53 #include <sys/systm.h> 54 #include <sys/kernel.h> 55 #include <sys/signalvar.h> 56 #include <sys/proc.h> 57 #include <sys/kthread.h> 58 #include <sys/lock.h> 59 #include <sys/user.h> 60 #include <sys/device.h> 61 #include <sys/conf.h> 62 #include <sys/malloc.h> 63 #include <sys/buf.h> 64 #include <sys/ioctl.h> 65 66 #include <uvm/uvm_extern.h> 67 68 #include <sys/bus.h> 69 70 #include <dev/wscons/wsconsio.h> 71 #include <dev/wscons/wsdisplayvar.h> 72 #include <dev/wscons/wscons_callbacks.h> 73 74 #include <dev/wsfont/wsfont.h> 75 #include <dev/rasops/rasops.h> 76 77 #include <dev/hpc/hpcfbvar.h> 78 #include <dev/hpc/hpcfbio.h> 79 80 #include "bivideo.h" 81 #if NBIVIDEO > 0 82 #include <dev/hpc/bivideovar.h> 83 #endif 84 85 #ifdef FBDEBUG 86 int hpcfb_debug = 0; 87 #define DPRINTF(arg) if (hpcfb_debug) printf arg 88 #else 89 #define DPRINTF(arg) do {} while (/* CONSTCOND */ 0) 90 #endif 91 92 #ifndef HPCFB_MAX_COLUMN 93 #define HPCFB_MAX_COLUMN 130 94 #endif /* HPCFB_MAX_COLUMN */ 95 #ifndef HPCFB_MAX_ROW 96 #define HPCFB_MAX_ROW 80 97 #endif /* HPCFB_MAX_ROW */ 98 99 /* 100 * currently experimental 101 #define HPCFB_JUMP 102 */ 103 104 struct hpcfb_vchar { 105 u_int c; 106 long attr; 107 }; 108 109 struct hpcfb_tvrow { 110 int maxcol; 111 int spacecol; 112 struct hpcfb_vchar col[HPCFB_MAX_COLUMN]; 113 }; 114 115 struct hpcfb_devconfig { 116 struct rasops_info dc_rinfo; /* rasops information */ 117 118 int dc_blanked; /* currently had video disabled */ 119 struct hpcfb_softc *dc_sc; 120 int dc_rows; 121 int dc_cols; 122 struct hpcfb_tvrow *dc_tvram; 123 int dc_curx; 124 int dc_cury; 125 #ifdef HPCFB_JUMP 126 int dc_min_row; 127 int dc_max_row; 128 int dc_scroll; 129 struct callout dc_scroll_ch; 130 int dc_scroll_src; 131 int dc_scroll_dst; 132 int dc_scroll_num; 133 #endif /* HPCFB_JUMP */ 134 volatile int dc_state; 135 #define HPCFB_DC_CURRENT 0x80000000 136 #define HPCFB_DC_DRAWING 0x01 /* drawing raster ops */ 137 #define HPCFB_DC_TDRAWING 0x02 /* drawing tvram */ 138 #define HPCFB_DC_SCROLLPENDING 0x04 /* scroll is pending */ 139 #define HPCFB_DC_UPDATE 0x08 /* tvram update */ 140 #define HPCFB_DC_SCRDELAY 0x10 /* scroll time but delay it */ 141 #define HPCFB_DC_SCRTHREAD 0x20 /* in scroll thread or callout */ 142 #define HPCFB_DC_UPDATEALL 0x40 /* need to redraw all */ 143 #define HPCFB_DC_ABORT 0x80 /* abort redrawing */ 144 #define HPCFB_DC_SWITCHREQ 0x100 /* switch request exist */ 145 int dc_memsize; 146 u_char *dc_fbaddr; 147 }; 148 149 #define IS_DRAWABLE(dc) \ 150 (((dc)->dc_state&HPCFB_DC_CURRENT)&& \ 151 (((dc)->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_SWITCHREQ)) == 0)) 152 153 #define HPCFB_MAX_SCREEN 5 154 #define HPCFB_MAX_JUMP 5 155 156 struct hpcfb_softc { 157 struct device sc_dev; 158 struct hpcfb_devconfig *sc_dc; /* device configuration */ 159 const struct hpcfb_accessops *sc_accessops; 160 void *sc_accessctx; 161 void *sc_powerhook; /* power management hook */ 162 struct device *sc_wsdisplay; 163 int sc_screen_resumed; 164 int sc_polling; 165 int sc_mapping; 166 struct proc *sc_thread; 167 struct lock sc_lock; 168 void *sc_wantedscreen; 169 void (*sc_switchcb)(void *, int, int); 170 void *sc_switchcbarg; 171 struct callout sc_switch_callout; 172 int sc_nfbconf; 173 struct hpcfb_fbconf *sc_fbconflist; 174 }; 175 176 /* 177 * function prototypes 178 */ 179 int hpcfbmatch(struct device *, struct cfdata *, void *); 180 void hpcfbattach(struct device *, struct device *, void *); 181 int hpcfbprint(void *, const char *); 182 183 int hpcfb_ioctl(void *, void *, u_long, void *, int, struct lwp *); 184 paddr_t hpcfb_mmap(void *, void *, off_t, int); 185 186 void hpcfb_refresh_screen(struct hpcfb_softc *); 187 void hpcfb_doswitch(struct hpcfb_softc *); 188 189 #ifdef HPCFB_JUMP 190 static void hpcfb_thread(void *); 191 #endif /* HPCFB_JUMP */ 192 193 static int hpcfb_init(struct hpcfb_fbconf *, struct hpcfb_devconfig *); 194 static int hpcfb_alloc_screen(void *, const struct wsscreen_descr *, 195 void **, int *, int *, long *); 196 static void hpcfb_free_screen(void *, void *); 197 static int hpcfb_show_screen(void *, void *, int, 198 void (*) (void *, int, int), void *); 199 static void hpcfb_pollc(void *, int); 200 static void hpcfb_power(int, void *); 201 static void hpcfb_cmap_reorder(struct hpcfb_fbconf *, 202 struct hpcfb_devconfig *); 203 204 void hpcfb_cursor(void *, int, int, int); 205 int hpcfb_mapchar(void *, int, unsigned int *); 206 void hpcfb_putchar(void *, int, int, u_int, long); 207 void hpcfb_copycols(void *, int, int, int, int); 208 void hpcfb_erasecols(void *, int, int, int, long); 209 void hpcfb_redraw(void *, int, int, int); 210 void hpcfb_copyrows(void *, int, int, int); 211 void hpcfb_eraserows(void *, int, int, long); 212 int hpcfb_allocattr(void *, int, int, int, long *); 213 void hpcfb_cursor_raw(void *, int, int, int); 214 215 #ifdef HPCFB_JUMP 216 void hpcfb_update(void *); 217 void hpcfb_do_scroll(void *); 218 void hpcfb_check_update(void *); 219 #endif /* HPCFB_JUMP */ 220 221 struct wsdisplay_emulops hpcfb_emulops = { 222 .cursor = hpcfb_cursor, 223 .mapchar = hpcfb_mapchar, 224 .putchar = hpcfb_putchar, 225 .copycols = hpcfb_copycols, 226 .erasecols = hpcfb_erasecols, 227 .copyrows = hpcfb_copyrows, 228 .eraserows = hpcfb_eraserows, 229 .allocattr = hpcfb_allocattr, 230 .replaceattr = NULL, 231 }; 232 233 /* 234 * static variables 235 */ 236 CFATTACH_DECL(hpcfb, sizeof(struct hpcfb_softc), 237 hpcfbmatch, hpcfbattach, NULL, NULL); 238 239 struct wsscreen_descr hpcfb_stdscreen = { 240 .name = "std", 241 .textops = &hpcfb_emulops, /* XXX */ 242 .capabilities = WSSCREEN_REVERSE, 243 /* XXX: ncols/nrows will be filled in -- shouldn't, they are global */ 244 }; 245 246 const struct wsscreen_descr *_hpcfb_scrlist[] = { 247 &hpcfb_stdscreen, 248 /* XXX other formats, graphics screen? */ 249 }; 250 251 struct wsscreen_list hpcfb_screenlist = { 252 .nscreens = __arraycount(_hpcfb_scrlist), 253 .screens = _hpcfb_scrlist, 254 }; 255 256 struct wsdisplay_accessops hpcfb_accessops = { 257 .ioctl = hpcfb_ioctl, 258 .mmap = hpcfb_mmap, 259 .alloc_screen = hpcfb_alloc_screen, 260 .free_screen = hpcfb_free_screen, 261 .show_screen = hpcfb_show_screen, 262 .load_font = NULL, 263 .pollc = hpcfb_pollc, 264 .scroll = NULL, 265 }; 266 267 void hpcfb_tv_putchar(struct hpcfb_devconfig *, int, int, u_int, long); 268 void hpcfb_tv_copycols(struct hpcfb_devconfig *, int, int, int, int); 269 void hpcfb_tv_erasecols(struct hpcfb_devconfig *, int, int, int, long); 270 void hpcfb_tv_copyrows(struct hpcfb_devconfig *, int, int, int); 271 void hpcfb_tv_eraserows(struct hpcfb_devconfig *, int, int, long); 272 273 struct wsdisplay_emulops rasops_emul; 274 275 static int hpcfbconsole; 276 struct hpcfb_devconfig hpcfb_console_dc; 277 struct wsscreen_descr hpcfb_console_wsscreen; 278 struct hpcfb_tvrow hpcfb_console_tvram[HPCFB_MAX_ROW]; 279 280 /* 281 * function bodies 282 */ 283 284 int 285 hpcfbmatch(struct device *parent, 286 struct cfdata *match, void *aux) 287 { 288 return (1); 289 } 290 291 void 292 hpcfbattach(struct device *parent, 293 struct device *self, void *aux) 294 { 295 struct hpcfb_softc *sc = device_private(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, 0); 321 322 /* Add a power hook to power management */ 323 sc->sc_powerhook = powerhook_establish(sc->sc_dev.dv_xname, 324 hpcfb_power, sc); 325 if (sc->sc_powerhook == NULL) 326 printf("%s: WARNING: unable to establish power hook\n", 327 sc->sc_dev.dv_xname); 328 329 wa.console = hpcfbconsole; 330 wa.scrdata = &hpcfb_screenlist; 331 wa.accessops = &hpcfb_accessops; 332 wa.accesscookie = sc; 333 334 sc->sc_wsdisplay = config_found(self, &wa, wsemuldisplaydevprint); 335 336 #ifdef HPCFB_JUMP 337 /* 338 * Create a kernel thread to scroll, 339 */ 340 if (kthread_create(PRI_NONE, 0, NULL, hpcfb_thread, sc, 341 &sc->sc_thread, "%s", sc->sc_dev.dv_xname) != 0) { 342 /* 343 * We were unable to create the HPCFB thread; bail out. 344 */ 345 sc->sc_thread = 0; 346 printf("%s: unable to create thread, kernel " 347 "hpcfb scroll support disabled\n", 348 sc->sc_dev.dv_xname); 349 } 350 #endif /* HPCFB_JUMP */ 351 } 352 353 #ifdef HPCFB_JUMP 354 void 355 hpcfb_thread(void *arg) 356 { 357 struct hpcfb_softc *sc = arg; 358 359 /* 360 * Loop forever, doing a periodic check for update events. 361 */ 362 for (;;) { 363 /* HPCFB_LOCK(sc); */ 364 sc->sc_dc->dc_state |= HPCFB_DC_SCRTHREAD; 365 if (!sc->sc_mapping) /* draw only EMUL mode */ 366 hpcfb_update(sc->sc_dc); 367 sc->sc_dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 368 /* APM_UNLOCK(sc); */ 369 (void) tsleep(sc, PWAIT, "hpcfb", (8 * hz) / 7 / 10); 370 } 371 } 372 #endif /* HPCFB_JUMP */ 373 374 /* Print function (for parent devices). */ 375 int 376 hpcfbprint(void *aux, const char *pnp) 377 { 378 if (pnp) 379 aprint_normal("hpcfb at %s", pnp); 380 381 return (UNCONF); 382 } 383 384 int 385 hpcfb_cnattach(struct hpcfb_fbconf *fbconf) 386 { 387 #if NBIVIDEO > 0 388 struct hpcfb_fbconf __fbconf; 389 #endif 390 long defattr; 391 392 DPRINTF(("%s(%d): hpcfb_cnattach()\n", __FILE__, __LINE__)); 393 #if NBIVIDEO > 0 394 if (fbconf == NULL) { 395 memset(&__fbconf, 0, sizeof(struct hpcfb_fbconf)); 396 if (bivideo_getcnfb(&__fbconf) != 0) 397 return (ENXIO); 398 fbconf = &__fbconf; 399 } 400 #endif /* NBIVIDEO > 0 */ 401 memset(&hpcfb_console_dc, 0, sizeof(struct hpcfb_devconfig)); 402 if (hpcfb_init(fbconf, &hpcfb_console_dc) != 0) 403 return (ENXIO); 404 hpcfb_console_dc.dc_state |= HPCFB_DC_CURRENT; 405 406 hpcfb_console_dc.dc_tvram = hpcfb_console_tvram; 407 /* clear screen */ 408 memset(hpcfb_console_tvram, 0, sizeof(hpcfb_console_tvram)); 409 hpcfb_redraw(&hpcfb_console_dc, 0, hpcfb_console_dc.dc_rows, 1); 410 411 hpcfb_console_wsscreen = hpcfb_stdscreen; 412 hpcfb_console_wsscreen.nrows = hpcfb_console_dc.dc_rows; 413 hpcfb_console_wsscreen.ncols = hpcfb_console_dc.dc_cols; 414 hpcfb_console_wsscreen.capabilities = hpcfb_console_dc.dc_rinfo.ri_caps; 415 hpcfb_allocattr(&hpcfb_console_dc, 416 WSCOL_WHITE, WSCOL_BLACK, 0, &defattr); 417 wsdisplay_cnattach(&hpcfb_console_wsscreen, &hpcfb_console_dc, 418 0, 0, defattr); 419 hpcfbconsole = 1; 420 421 return (0); 422 } 423 424 int 425 hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 426 { 427 struct rasops_info *ri; 428 vaddr_t fbaddr; 429 430 fbaddr = (vaddr_t)fbconf->hf_baseaddr; 431 dc->dc_fbaddr = (u_char *)fbaddr; 432 433 /* init rasops */ 434 ri = &dc->dc_rinfo; 435 memset(ri, 0, sizeof(struct rasops_info)); 436 ri->ri_depth = fbconf->hf_pixel_width; 437 ri->ri_bits = (void *)fbaddr; 438 ri->ri_width = fbconf->hf_width; 439 ri->ri_height = fbconf->hf_height; 440 ri->ri_stride = fbconf->hf_bytes_per_line; 441 #if 0 442 ri->ri_flg = RI_FORCEMONO | RI_CURSOR; 443 #else 444 ri->ri_flg = RI_CURSOR; 445 #endif 446 switch (ri->ri_depth) { 447 case 8: 448 if (32 <= fbconf->hf_pack_width && 449 (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) && 450 (fbconf->hf_order_flags & HPCFB_REVORDER_WORD)) { 451 ri->ri_flg |= RI_BSWAP; 452 } 453 break; 454 default: 455 if (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) { 456 #if BYTE_ORDER == BIG_ENDIAN 457 ri->ri_flg |= RI_BSWAP; 458 #endif 459 } else { 460 #if BYTE_ORDER == LITTLE_ENDIAN 461 ri->ri_flg |= RI_BSWAP; 462 #endif 463 } 464 break; 465 } 466 467 if (fbconf->hf_class == HPCFB_CLASS_RGBCOLOR) { 468 ri->ri_rnum = fbconf->hf_u.hf_rgb.hf_red_width; 469 ri->ri_rpos = fbconf->hf_u.hf_rgb.hf_red_shift; 470 ri->ri_gnum = fbconf->hf_u.hf_rgb.hf_green_width; 471 ri->ri_gpos = fbconf->hf_u.hf_rgb.hf_green_shift; 472 ri->ri_bnum = fbconf->hf_u.hf_rgb.hf_blue_width; 473 ri->ri_bpos = fbconf->hf_u.hf_rgb.hf_blue_shift; 474 } 475 476 if (rasops_init(ri, HPCFB_MAX_ROW, HPCFB_MAX_COLUMN)) { 477 panic("%s(%d): rasops_init() failed!", __FILE__, __LINE__); 478 } 479 480 /* over write color map of rasops */ 481 hpcfb_cmap_reorder (fbconf, dc); 482 483 dc->dc_curx = -1; 484 dc->dc_cury = -1; 485 dc->dc_rows = dc->dc_rinfo.ri_rows; 486 dc->dc_cols = dc->dc_rinfo.ri_cols; 487 #ifdef HPCFB_JUMP 488 dc->dc_max_row = 0; 489 dc->dc_min_row = dc->dc_rows; 490 dc->dc_scroll = 0; 491 callout_init(&dc->dc_scroll_ch, 0); 492 #endif /* HPCFB_JUMP */ 493 dc->dc_memsize = ri->ri_stride * ri->ri_height; 494 /* hook rasops in hpcfb_ops */ 495 rasops_emul = ri->ri_ops; /* struct copy */ 496 ri->ri_ops = hpcfb_emulops; /* struct copy */ 497 498 return (0); 499 } 500 501 static void 502 hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 503 { 504 struct rasops_info *ri = &dc->dc_rinfo; 505 int reverse = fbconf->hf_access_flags & HPCFB_ACCESS_REVERSE; 506 int *cmap = ri->ri_devcmap; 507 int i, j, bg, fg, tmp; 508 509 /* 510 * Set forground and background so that the screen 511 * looks black on white. 512 * Normally, black = 00 and white = ff. 513 * HPCFB_ACCESS_REVERSE means black = ff and white = 00. 514 */ 515 switch (fbconf->hf_pixel_width) { 516 case 1: 517 /* FALLTHROUGH */ 518 case 2: 519 /* FALLTHROUGH */ 520 case 4: 521 if (reverse) { 522 bg = 0; 523 fg = ~0; 524 } else { 525 bg = ~0; 526 fg = 0; 527 } 528 /* for gray-scale LCD, hi-contrast color map */ 529 cmap[0] = bg; 530 for (i = 1; i < 16; i++) 531 cmap[i] = fg; 532 break; 533 case 8: 534 /* FALLTHROUGH */ 535 case 16: 536 if (reverse) { 537 for (i = 0, j = 15; i < 8; i++, j--) { 538 tmp = cmap[i]; 539 cmap[i] = cmap[j]; 540 cmap[j] = tmp; 541 } 542 } 543 break; 544 } 545 } 546 547 int 548 hpcfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag, 549 struct lwp *l) 550 { 551 struct hpcfb_softc *sc = v; 552 struct hpcfb_devconfig *dc = sc->sc_dc; 553 struct wsdisplay_fbinfo *wdf; 554 555 DPRINTF(("hpcfb_ioctl(cmd=0x%lx)\n", cmd)); 556 switch (cmd) { 557 case WSKBDIO_BELL: 558 return (0); 559 break; 560 561 case WSDISPLAYIO_GTYPE: 562 *(u_int *)data = WSDISPLAY_TYPE_HPCFB; 563 return (0); 564 565 case WSDISPLAYIO_GINFO: 566 wdf = (void *)data; 567 wdf->height = dc->dc_rinfo.ri_height; 568 wdf->width = dc->dc_rinfo.ri_width; 569 wdf->depth = dc->dc_rinfo.ri_depth; 570 wdf->cmsize = 256; /* XXXX */ 571 return (0); 572 573 case WSDISPLAYIO_SMODE: 574 if (*(int *)data == WSDISPLAYIO_MODE_EMUL){ 575 if (sc->sc_mapping){ 576 sc->sc_mapping = 0; 577 if (dc->dc_state&HPCFB_DC_DRAWING) 578 dc->dc_state &= ~HPCFB_DC_ABORT; 579 #ifdef HPCFB_FORCE_REDRAW 580 hpcfb_refresh_screen(sc); 581 #else 582 dc->dc_state |= HPCFB_DC_UPDATEALL; 583 #endif 584 } 585 } else { 586 if (!sc->sc_mapping) { 587 sc->sc_mapping = 1; 588 dc->dc_state |= HPCFB_DC_ABORT; 589 } 590 sc->sc_mapping = 1; 591 } 592 if (sc && sc->sc_accessops->iodone) 593 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 594 return (0); 595 596 case WSDISPLAYIO_GETCMAP: 597 case WSDISPLAYIO_PUTCMAP: 598 case WSDISPLAYIO_SVIDEO: 599 case WSDISPLAYIO_GVIDEO: 600 case WSDISPLAYIO_GETPARAM: 601 case WSDISPLAYIO_SETPARAM: 602 case HPCFBIO_GCONF: 603 case HPCFBIO_SCONF: 604 case HPCFBIO_GDSPCONF: 605 case HPCFBIO_SDSPCONF: 606 case HPCFBIO_GOP: 607 case HPCFBIO_SOP: 608 return ((*sc->sc_accessops->ioctl)(sc->sc_accessctx, 609 cmd, data, flag, l)); 610 611 default: 612 if (IOCGROUP(cmd) != 't') 613 DPRINTF(("%s(%d): hpcfb_ioctl(%lx, %lx) grp=%c num=%ld\n", 614 __FILE__, __LINE__, 615 cmd, (u_long)data, (char)IOCGROUP(cmd), cmd&0xff)); 616 break; 617 } 618 619 return (EPASSTHROUGH); /* Inappropriate ioctl for device */ 620 } 621 622 paddr_t 623 hpcfb_mmap(void *v, void *vs, off_t offset, int prot) 624 { 625 struct hpcfb_softc *sc = v; 626 627 return ((*sc->sc_accessops->mmap)(sc->sc_accessctx, offset, prot)); 628 } 629 630 static void 631 hpcfb_power(int why, void *arg) 632 { 633 struct hpcfb_softc *sc = arg; 634 635 if (sc->sc_dc == NULL) 636 return; /* You have no screen yet. */ 637 638 switch (why) { 639 case PWR_STANDBY: 640 break; 641 case PWR_SOFTSUSPEND: { 642 struct wsdisplay_softc *wsc = device_private(sc->sc_wsdisplay); 643 644 sc->sc_screen_resumed = wsdisplay_getactivescreen(wsc); 645 646 if (wsdisplay_switch(sc->sc_wsdisplay, 647 WSDISPLAY_NULLSCREEN, 1 /* waitok */) == 0) { 648 wsscreen_switchwait(wsc, WSDISPLAY_NULLSCREEN); 649 } else { 650 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 651 } 652 653 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 654 break; 655 } 656 case PWR_SOFTRESUME: 657 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 658 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 659 wsdisplay_switch(sc->sc_wsdisplay, 660 sc->sc_screen_resumed, 1 /* waitok */); 661 break; 662 } 663 } 664 665 void 666 hpcfb_refresh_screen(struct hpcfb_softc *sc) 667 { 668 struct hpcfb_devconfig *dc = sc->sc_dc; 669 int x, y; 670 671 DPRINTF(("hpcfb_refres_screen()\n")); 672 if (dc == NULL) 673 return; 674 675 #ifdef HPCFB_JUMP 676 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 677 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 678 dc->dc_state &= ~HPCFB_DC_UPDATE; 679 callout_stop(&dc->dc_scroll_ch); 680 } 681 #endif /* HPCFB_JUMP */ 682 /* 683 * refresh screen 684 */ 685 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 686 x = dc->dc_curx; 687 y = dc->dc_cury; 688 if (0 <= x && 0 <= y) 689 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 690 /* redraw all text */ 691 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 692 if (0 <= x && 0 <= y) 693 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 694 } 695 696 static int 697 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, 698 void **cookiep, int *curxp, int *curyp, long *attrp) 699 { 700 struct hpcfb_softc *sc = v; 701 struct hpcfb_devconfig *dc; 702 703 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 704 705 dc = malloc(sizeof(struct hpcfb_devconfig), M_DEVBUF, M_WAITOK|M_ZERO); 706 if (dc == NULL) 707 return (ENOMEM); 708 709 dc->dc_sc = sc; 710 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) 711 return (EINVAL); 712 if (sc->sc_accessops->font) { 713 sc->sc_accessops->font(sc->sc_accessctx, 714 dc->dc_rinfo.ri_font); 715 } 716 /* Set video chip dependent CLUT if any. */ 717 if (sc->sc_accessops->setclut) 718 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 719 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 720 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 721 (1 << dc->dc_rinfo.ri_depth), 722 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 723 724 /* 725 * XXX, wsdisplay won't reffer the information in wsscreen_descr 726 * structure until alloc_screen will be called, at least, under 727 * current implementation... 728 */ 729 hpcfb_stdscreen.nrows = dc->dc_rows; 730 hpcfb_stdscreen.ncols = dc->dc_cols; 731 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 732 733 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 734 dc->dc_rows = dc->dc_rinfo.ri_rows; 735 dc->dc_cols = dc->dc_rinfo.ri_cols; 736 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 737 738 dc->dc_curx = -1; 739 dc->dc_cury = -1; 740 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 741 M_DEVBUF, M_WAITOK|M_ZERO); 742 if (dc->dc_tvram == NULL){ 743 free(dc, M_DEVBUF); 744 return (ENOMEM); 745 } 746 747 *curxp = 0; 748 *curyp = 0; 749 *cookiep = dc; 750 hpcfb_allocattr(*cookiep, WSCOL_WHITE, WSCOL_BLACK, 0, attrp); 751 DPRINTF(("%s(%d): hpcfb_alloc_screen(): %p\n", 752 __FILE__, __LINE__, dc)); 753 754 return (0); 755 } 756 757 static void 758 hpcfb_free_screen(void *v, void *cookie) 759 { 760 struct hpcfb_devconfig *dc = cookie; 761 762 DPRINTF(("%s(%d): hpcfb_free_screen(%p)\n", 763 __FILE__, __LINE__, cookie)); 764 #ifdef DIAGNOSTIC 765 if (dc == &hpcfb_console_dc) 766 panic("hpcfb_free_screen: console"); 767 #endif 768 free(dc->dc_tvram, M_DEVBUF); 769 free(dc, M_DEVBUF); 770 } 771 772 static int 773 hpcfb_show_screen(void *v, void *cookie, int waitok, 774 void (*cb)(void *, int, int), void *cbarg) 775 { 776 struct hpcfb_softc *sc = v; 777 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 778 struct hpcfb_devconfig *odc; 779 780 DPRINTF(("%s(%d): hpcfb_show_screen(%p)\n", 781 __FILE__, __LINE__, dc)); 782 783 odc = sc->sc_dc; 784 785 if (dc == NULL || odc == dc) { 786 hpcfb_refresh_screen(sc); 787 return (0); 788 } 789 790 if (odc != NULL) { 791 odc->dc_state |= HPCFB_DC_SWITCHREQ; 792 793 if ((odc->dc_state&HPCFB_DC_DRAWING) != 0) { 794 odc->dc_state |= HPCFB_DC_ABORT; 795 } 796 } 797 798 sc->sc_wantedscreen = cookie; 799 sc->sc_switchcb = cb; 800 sc->sc_switchcbarg = cbarg; 801 if (cb) { 802 callout_reset(&sc->sc_switch_callout, 0, 803 (void(*)(void *))hpcfb_doswitch, sc); 804 return (EAGAIN); 805 } 806 807 hpcfb_doswitch(sc); 808 return (0); 809 } 810 811 void 812 hpcfb_doswitch(struct hpcfb_softc *sc) 813 { 814 struct hpcfb_devconfig *dc; 815 struct hpcfb_devconfig *odc; 816 817 DPRINTF(("hpcfb_doswitch()\n")); 818 odc = sc->sc_dc; 819 dc = sc->sc_wantedscreen; 820 821 if (!dc) { 822 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 823 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 824 return; 825 } 826 827 if (odc == dc) { 828 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 829 return; 830 } 831 832 if (odc) { 833 #ifdef HPCFB_JUMP 834 odc->dc_state |= HPCFB_DC_ABORT; 835 #endif /* HPCFB_JUMP */ 836 837 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 838 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 839 /* disable cursor */ 840 /* disable old screen */ 841 odc->dc_state &= ~HPCFB_DC_CURRENT; 842 /* XXX, This is too dangerous. 843 odc->dc_rinfo.ri_bits = NULL; 844 */ 845 } 846 /* switch screen to new one */ 847 dc->dc_state |= HPCFB_DC_CURRENT; 848 dc->dc_state &= ~HPCFB_DC_ABORT; 849 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 850 sc->sc_dc = dc; 851 852 /* redraw screen image */ 853 hpcfb_refresh_screen(sc); 854 855 sc->sc_wantedscreen = NULL; 856 if (sc->sc_switchcb) 857 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 858 859 if (odc != NULL) 860 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 861 dc->dc_state &= ~HPCFB_DC_SWITCHREQ; 862 return; 863 } 864 865 static void 866 hpcfb_pollc(void *v, int on) 867 { 868 struct hpcfb_softc *sc = v; 869 870 if (sc == NULL) 871 return; 872 sc->sc_polling = on; 873 if (sc->sc_accessops->iodone) 874 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 875 if (on) { 876 hpcfb_refresh_screen(sc); 877 if (sc->sc_accessops->iodone) 878 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 879 } 880 881 return; 882 } 883 884 /* 885 * cursor 886 */ 887 void 888 hpcfb_cursor(void *cookie, int on, int row, int col) 889 { 890 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 891 892 if (on) { 893 dc->dc_curx = col; 894 dc->dc_cury = row; 895 } else { 896 dc->dc_curx = -1; 897 dc->dc_cury = -1; 898 } 899 900 hpcfb_cursor_raw(cookie, on, row, col); 901 } 902 903 void 904 hpcfb_cursor_raw(cookie, on, row, col) 905 void *cookie; 906 int on, row, col; 907 { 908 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 909 struct hpcfb_softc *sc = dc->dc_sc; 910 struct rasops_info *ri = &dc->dc_rinfo; 911 int curwidth, curheight; 912 int xoff, yoff; 913 914 #ifdef HPCFB_JUMP 915 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 916 dc->dc_state |= HPCFB_DC_UPDATE; 917 return; 918 } 919 #endif /* HPCFB_JUMP */ 920 if (!IS_DRAWABLE(dc)) { 921 return; 922 } 923 924 if (ri->ri_bits == NULL) 925 return; 926 927 dc->dc_state |= HPCFB_DC_DRAWING; 928 if (sc && sc->sc_accessops->cursor) { 929 xoff = col * ri->ri_font->fontwidth; 930 yoff = row * ri->ri_font->fontheight; 931 curheight = ri->ri_font->fontheight; 932 curwidth = ri->ri_font->fontwidth; 933 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 934 on, xoff, yoff, curwidth, curheight); 935 } else 936 rasops_emul.cursor(ri, on, row, col); 937 dc->dc_state &= ~HPCFB_DC_DRAWING; 938 } 939 940 /* 941 * mapchar 942 */ 943 int 944 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 945 { 946 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 947 struct rasops_info *ri = &dc->dc_rinfo; 948 949 return (rasops_emul.mapchar(ri, c, cp)); 950 } 951 952 /* 953 * putchar 954 */ 955 void 956 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 957 long attr) 958 { 959 struct hpcfb_tvrow *vscn = dc->dc_tvram; 960 struct hpcfb_vchar *vc = &vscn[row].col[col]; 961 struct hpcfb_vchar *vcb; 962 963 if (vscn == 0) 964 return; 965 966 dc->dc_state |= HPCFB_DC_TDRAWING; 967 #ifdef HPCFB_JUMP 968 if (row < dc->dc_min_row) 969 dc->dc_min_row = row; 970 if (row > dc->dc_max_row) 971 dc->dc_max_row = row; 972 973 #endif /* HPCFB_JUMP */ 974 if (vscn[row].maxcol +1 == col) 975 vscn[row].maxcol = col; 976 else if (vscn[row].maxcol < col) { 977 vcb = &vscn[row].col[vscn[row].maxcol+1]; 978 memset(vcb, 0, 979 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 980 vscn[row].maxcol = col; 981 } 982 vc->c = uc; 983 vc->attr = attr; 984 dc->dc_state &= ~HPCFB_DC_TDRAWING; 985 #ifdef HPCFB_JUMP 986 hpcfb_check_update(dc); 987 #endif /* HPCFB_JUMP */ 988 } 989 990 void 991 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 992 { 993 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 994 struct hpcfb_softc *sc = dc->dc_sc; 995 struct rasops_info *ri = &dc->dc_rinfo; 996 int xoff; 997 int yoff; 998 int fclr, uclr; 999 struct wsdisplay_font *font; 1000 1001 hpcfb_tv_putchar(dc, row, col, uc, attr); 1002 #ifdef HPCFB_JUMP 1003 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1004 dc->dc_state |= HPCFB_DC_UPDATE; 1005 return; 1006 } 1007 #endif /* HPCFB_JUMP */ 1008 1009 if (!IS_DRAWABLE(dc)) { 1010 return; 1011 } 1012 1013 if (ri->ri_bits == NULL) 1014 return; 1015 1016 dc->dc_state |= HPCFB_DC_DRAWING; 1017 if (sc && sc->sc_accessops->putchar 1018 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1019 font = ri->ri_font; 1020 yoff = row * ri->ri_font->fontheight; 1021 xoff = col * ri->ri_font->fontwidth; 1022 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 1023 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 1024 1025 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 1026 xoff, yoff, font, fclr, uclr, uc, attr); 1027 } else 1028 rasops_emul.putchar(ri, row, col, uc, attr); 1029 dc->dc_state &= ~HPCFB_DC_DRAWING; 1030 #ifdef HPCFB_JUMP 1031 hpcfb_check_update(dc); 1032 #endif /* HPCFB_JUMP */ 1033 } 1034 1035 /* 1036 * copycols 1037 */ 1038 void 1039 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1040 int ncols) 1041 { 1042 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1043 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1044 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1045 1046 if (vscn == 0) 1047 return; 1048 1049 dc->dc_state |= HPCFB_DC_TDRAWING; 1050 #ifdef HPCFB_JUMP 1051 if (row < dc->dc_min_row) 1052 dc->dc_min_row = row; 1053 if (row > dc->dc_max_row) 1054 dc->dc_max_row = row; 1055 #endif /* HPCFB_JUMP */ 1056 1057 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1058 if (vscn[row].maxcol < srccol+ncols-1) 1059 vscn[row].maxcol = srccol+ncols-1; 1060 if (vscn[row].maxcol < dstcol+ncols-1) 1061 vscn[row].maxcol = dstcol+ncols-1; 1062 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1063 #ifdef HPCFB_JUMP 1064 hpcfb_check_update(dc); 1065 #endif /* HPCFB_JUMP */ 1066 } 1067 1068 void 1069 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1070 { 1071 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1072 struct hpcfb_softc *sc = dc->dc_sc; 1073 struct rasops_info *ri = &dc->dc_rinfo; 1074 int srcxoff,dstxoff; 1075 int srcyoff,dstyoff; 1076 int height, width; 1077 1078 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1079 #ifdef HPCFB_JUMP 1080 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1081 dc->dc_state |= HPCFB_DC_UPDATE; 1082 return; 1083 } 1084 #endif /* HPCFB_JUMP */ 1085 if (!IS_DRAWABLE(dc)) { 1086 return; 1087 } 1088 1089 if (ri->ri_bits == NULL) 1090 return; 1091 1092 dc->dc_state |= HPCFB_DC_DRAWING; 1093 if (sc && sc->sc_accessops->bitblit 1094 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1095 srcxoff = srccol * ri->ri_font->fontwidth; 1096 srcyoff = row * ri->ri_font->fontheight; 1097 dstxoff = dstcol * ri->ri_font->fontwidth; 1098 dstyoff = row * ri->ri_font->fontheight; 1099 width = ncols * ri->ri_font->fontwidth; 1100 height = ri->ri_font->fontheight; 1101 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1102 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1103 } else 1104 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1105 dc->dc_state &= ~HPCFB_DC_DRAWING; 1106 #ifdef HPCFB_JUMP 1107 hpcfb_check_update(dc); 1108 #endif /* HPCFB_JUMP */ 1109 } 1110 1111 1112 /* 1113 * erasecols 1114 */ 1115 void 1116 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, 1117 int row, int startcol, int ncols, long attr) 1118 { 1119 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1120 1121 if (vscn == 0) 1122 return; 1123 1124 dc->dc_state |= HPCFB_DC_TDRAWING; 1125 #ifdef HPCFB_JUMP 1126 if (row < dc->dc_min_row) 1127 dc->dc_min_row = row; 1128 if (row > dc->dc_max_row) 1129 dc->dc_max_row = row; 1130 #endif /* HPCFB_JUMP */ 1131 1132 vscn[row].maxcol = startcol-1; 1133 if (vscn[row].spacecol < startcol+ncols-1) 1134 vscn[row].spacecol = startcol+ncols-1; 1135 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1136 #ifdef HPCFB_JUMP 1137 hpcfb_check_update(dc); 1138 #endif /* HPCFB_JUMP */ 1139 } 1140 1141 void 1142 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1143 { 1144 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1145 struct hpcfb_softc *sc = dc->dc_sc; 1146 struct rasops_info *ri = &dc->dc_rinfo; 1147 int xoff, yoff; 1148 int width, height; 1149 1150 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1151 #ifdef HPCFB_JUMP 1152 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1153 dc->dc_state |= HPCFB_DC_UPDATE; 1154 return; 1155 } 1156 #endif /* HPCFB_JUMP */ 1157 if (!IS_DRAWABLE(dc)) { 1158 return; 1159 } 1160 1161 if (ri->ri_bits == NULL) 1162 return; 1163 1164 dc->dc_state |= HPCFB_DC_DRAWING; 1165 if (sc && sc->sc_accessops->erase 1166 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1167 xoff = startcol * ri->ri_font->fontwidth; 1168 yoff = row * ri->ri_font->fontheight; 1169 width = ncols * ri->ri_font->fontwidth; 1170 height = ri->ri_font->fontheight; 1171 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1172 xoff, yoff, height, width, attr); 1173 } else 1174 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1175 dc->dc_state &= ~HPCFB_DC_DRAWING; 1176 #ifdef HPCFB_JUMP 1177 hpcfb_check_update(dc); 1178 #endif /* HPCFB_JUMP */ 1179 } 1180 1181 /* 1182 * Copy rows. 1183 */ 1184 void 1185 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1186 { 1187 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1188 struct hpcfb_tvrow *svc = &vscn[src]; 1189 struct hpcfb_tvrow *dvc = &vscn[dst]; 1190 int i; 1191 int d; 1192 1193 if (vscn == 0) 1194 return; 1195 1196 dc->dc_state |= HPCFB_DC_TDRAWING; 1197 #ifdef HPCFB_JUMP 1198 if (dst < dc->dc_min_row) 1199 dc->dc_min_row = dst; 1200 if (dst + num > dc->dc_max_row) 1201 dc->dc_max_row = dst + num -1; 1202 #endif /* HPCFB_JUMP */ 1203 1204 if (svc > dvc) 1205 d = 1; 1206 else if (svc < dvc) { 1207 svc += num-1; 1208 dvc += num-1; 1209 d = -1; 1210 } else { 1211 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1212 #ifdef HPCFB_JUMP 1213 hpcfb_check_update(dc); 1214 #endif /* HPCFB_JUMP */ 1215 return; 1216 } 1217 1218 for (i = 0; i < num; i++) { 1219 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1220 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1221 dvc->spacecol = dvc->maxcol; 1222 dvc->maxcol = svc->maxcol; 1223 svc+=d; 1224 dvc+=d; 1225 } 1226 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1227 #ifdef HPCFB_JUMP 1228 hpcfb_check_update(dc); 1229 #endif /* HPCFB_JUMP */ 1230 } 1231 1232 void 1233 hpcfb_redraw(cookie, row, num, all) 1234 void *cookie; 1235 int row, num; 1236 int all; 1237 { 1238 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1239 struct rasops_info *ri = &dc->dc_rinfo; 1240 int cols; 1241 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1242 struct hpcfb_vchar *svc; 1243 int i, j; 1244 1245 #ifdef HPCFB_JUMP 1246 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1247 dc->dc_state |= HPCFB_DC_UPDATE; 1248 return; 1249 } 1250 #endif /* HPCFB_JUMP */ 1251 if (dc->dc_sc != NULL 1252 && !dc->dc_sc->sc_polling 1253 && dc->dc_sc->sc_mapping) 1254 return; 1255 1256 dc->dc_state &= ~HPCFB_DC_ABORT; 1257 1258 if (vscn == 0) 1259 return; 1260 1261 if (!IS_DRAWABLE(dc)) { 1262 return; 1263 } 1264 1265 if (ri->ri_bits == NULL) 1266 return; 1267 1268 dc->dc_state |= HPCFB_DC_DRAWING; 1269 dc->dc_state |= HPCFB_DC_TDRAWING; 1270 for (i = 0; i < num; i++) { 1271 if (dc->dc_state&HPCFB_DC_ABORT) 1272 break; 1273 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1274 break; 1275 cols = vscn[row+i].maxcol; 1276 for (j = 0; j <= cols; j++) { 1277 if (dc->dc_state&HPCFB_DC_ABORT) 1278 continue; 1279 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1280 continue; 1281 svc = &vscn[row+i].col[j]; 1282 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1283 } 1284 if (all) 1285 cols = dc->dc_cols-1; 1286 else 1287 cols = vscn[row+i].spacecol; 1288 for (; j <= cols; j++) { 1289 if (dc->dc_state&HPCFB_DC_ABORT) 1290 continue; 1291 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1292 continue; 1293 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1294 } 1295 vscn[row+i].spacecol = 0; 1296 } 1297 if (dc->dc_state&HPCFB_DC_ABORT) 1298 dc->dc_state &= ~HPCFB_DC_ABORT; 1299 dc->dc_state &= ~HPCFB_DC_DRAWING; 1300 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1301 #ifdef HPCFB_JUMP 1302 hpcfb_check_update(dc); 1303 #endif /* HPCFB_JUMP */ 1304 } 1305 1306 #ifdef HPCFB_JUMP 1307 void 1308 hpcfb_update(void *v) 1309 { 1310 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1311 1312 /* callout_stop(&dc->dc_scroll_ch); */ 1313 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1314 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1315 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1316 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1317 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1318 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1319 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1320 hpcfb_redraw(dc, dc->dc_min_row, 1321 dc->dc_max_row - dc->dc_min_row, 0); 1322 dc->dc_state &= ~HPCFB_DC_UPDATE; 1323 } else { 1324 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1325 } 1326 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1327 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1328 } 1329 1330 void 1331 hpcfb_do_scroll(void *v) 1332 { 1333 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1334 1335 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1336 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1337 dc->dc_state |= HPCFB_DC_SCRDELAY; 1338 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1339 wakeup(dc->dc_sc); 1340 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1341 /* draw only EMUL mode */ 1342 hpcfb_update(v); 1343 } 1344 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1345 } 1346 1347 void 1348 hpcfb_check_update(void *v) 1349 { 1350 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1351 1352 if (dc->dc_sc != NULL 1353 && dc->dc_sc->sc_polling 1354 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1355 callout_stop(&dc->dc_scroll_ch); 1356 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1357 hpcfb_update(v); 1358 } 1359 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1360 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1361 hpcfb_update(v); 1362 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1363 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1364 hpcfb_update(v); 1365 } 1366 } 1367 #endif /* HPCFB_JUMP */ 1368 1369 void 1370 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1371 { 1372 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1373 struct rasops_info *ri = &dc->dc_rinfo; 1374 struct hpcfb_softc *sc = dc->dc_sc; 1375 int srcyoff, dstyoff; 1376 int width, height; 1377 1378 hpcfb_tv_copyrows(cookie, src, dst, num); 1379 1380 if (!IS_DRAWABLE(dc)) { 1381 return; 1382 } 1383 1384 if (ri->ri_bits == NULL) 1385 return; 1386 1387 if (sc && sc->sc_accessops->bitblit 1388 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1389 dc->dc_state |= HPCFB_DC_DRAWING; 1390 srcyoff = src * ri->ri_font->fontheight; 1391 dstyoff = dst * ri->ri_font->fontheight; 1392 width = dc->dc_cols * ri->ri_font->fontwidth; 1393 height = num * ri->ri_font->fontheight; 1394 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1395 0, srcyoff, 0, dstyoff, height, width); 1396 dc->dc_state &= ~HPCFB_DC_DRAWING; 1397 } 1398 else { 1399 #ifdef HPCFB_JUMP 1400 if (sc && sc->sc_polling) { 1401 hpcfb_check_update(dc); 1402 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1403 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1404 dc->dc_scroll = 1; 1405 dc->dc_scroll_src = src; 1406 dc->dc_scroll_dst = dst; 1407 dc->dc_scroll_num = num; 1408 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1409 return; 1410 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1411 dc->dc_state |= HPCFB_DC_UPDATE; 1412 return; 1413 } else { 1414 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1415 callout_stop(&dc->dc_scroll_ch); 1416 } 1417 if (dc->dc_state&HPCFB_DC_UPDATE) { 1418 dc->dc_state &= ~HPCFB_DC_UPDATE; 1419 hpcfb_redraw(cookie, dc->dc_min_row, 1420 dc->dc_max_row - dc->dc_min_row, 0); 1421 dc->dc_max_row = 0; 1422 dc->dc_min_row = dc->dc_rows; 1423 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1424 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1425 return; 1426 } 1427 #endif /* HPCFB_JUMP */ 1428 hpcfb_redraw(cookie, dst, num, 0); 1429 } 1430 #ifdef HPCFB_JUMP 1431 hpcfb_check_update(dc); 1432 #endif /* HPCFB_JUMP */ 1433 } 1434 1435 /* 1436 * eraserows 1437 */ 1438 void 1439 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, 1440 int row, int nrow, long attr) 1441 { 1442 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1443 int cols; 1444 int i; 1445 1446 if (vscn == 0) 1447 return; 1448 1449 dc->dc_state |= HPCFB_DC_TDRAWING; 1450 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1451 #ifdef HPCFB_JUMP 1452 if (row < dc->dc_min_row) 1453 dc->dc_min_row = row; 1454 if (row + nrow > dc->dc_max_row) 1455 dc->dc_max_row = row + nrow; 1456 #endif /* HPCFB_JUMP */ 1457 1458 for (i = 0; i < nrow; i++) { 1459 cols = vscn[row+i].maxcol; 1460 if (vscn[row+i].spacecol < cols) 1461 vscn[row+i].spacecol = cols; 1462 vscn[row+i].maxcol = -1; 1463 } 1464 #ifdef HPCFB_JUMP 1465 hpcfb_check_update(dc); 1466 #endif /* HPCFB_JUMP */ 1467 } 1468 1469 void 1470 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1471 { 1472 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1473 struct hpcfb_softc *sc = dc->dc_sc; 1474 struct rasops_info *ri = &dc->dc_rinfo; 1475 int yoff; 1476 int width; 1477 int height; 1478 1479 hpcfb_tv_eraserows(dc, row, nrow, attr); 1480 #ifdef HPCFB_JUMP 1481 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1482 dc->dc_state |= HPCFB_DC_UPDATE; 1483 return; 1484 } 1485 #endif /* HPCFB_JUMP */ 1486 if (!IS_DRAWABLE(dc)) { 1487 return; 1488 } 1489 1490 if (ri->ri_bits == NULL) 1491 return; 1492 1493 dc->dc_state |= HPCFB_DC_DRAWING; 1494 if (sc && sc->sc_accessops->erase 1495 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1496 yoff = row * ri->ri_font->fontheight; 1497 width = dc->dc_cols * ri->ri_font->fontwidth; 1498 height = nrow * ri->ri_font->fontheight; 1499 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1500 0, yoff, height, width, attr); 1501 } else 1502 rasops_emul.eraserows(ri, row, nrow, attr); 1503 dc->dc_state &= ~HPCFB_DC_DRAWING; 1504 #ifdef HPCFB_JUMP 1505 hpcfb_check_update(dc); 1506 #endif /* HPCFB_JUMP */ 1507 } 1508 1509 /* 1510 * allocattr 1511 */ 1512 int 1513 hpcfb_allocattr(void *cookie, int fg, int bg, int flags, long *attrp) 1514 { 1515 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1516 struct rasops_info *ri = &dc->dc_rinfo; 1517 1518 return (rasops_emul.allocattr(ri, fg, bg, flags, attrp)); 1519 } 1520
Indexes created Wed Sep 24 22:09:59 GMT 2025