1 /* $NetBSD: hpcfb.c,v 1.61 2021/04/24 23:36:54 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 1.61 2021/04/24 23:36:54 thorpej 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/device.h> 59 #include <sys/conf.h> 60 #include <sys/malloc.h> 61 #include <sys/buf.h> 62 #include <sys/ioctl.h> 63 64 #include <sys/bus.h> 65 66 #include <dev/wscons/wsconsio.h> 67 #include <dev/wscons/wsdisplayvar.h> 68 #include <dev/wscons/wscons_callbacks.h> 69 70 #include <dev/wsfont/wsfont.h> 71 #include <dev/rasops/rasops.h> 72 73 #include <dev/hpc/hpcfbvar.h> 74 #include <dev/hpc/hpcfbio.h> 75 76 #include "bivideo.h" 77 #if NBIVIDEO > 0 78 #include <dev/hpc/bivideovar.h> 79 #endif 80 81 #ifdef FBDEBUG 82 int hpcfb_debug = 0; 83 #define DPRINTF(arg) if (hpcfb_debug) printf arg 84 #else 85 #define DPRINTF(arg) do {} while (/* CONSTCOND */ 0) 86 #endif 87 88 #ifndef HPCFB_MAX_COLUMN 89 #define HPCFB_MAX_COLUMN 130 90 #endif /* HPCFB_MAX_COLUMN */ 91 #ifndef HPCFB_MAX_ROW 92 #define HPCFB_MAX_ROW 80 93 #endif /* HPCFB_MAX_ROW */ 94 95 /* 96 * currently experimental 97 #define HPCFB_JUMP 98 */ 99 100 struct hpcfb_vchar { 101 u_int c; 102 long attr; 103 }; 104 105 struct hpcfb_tvrow { 106 int maxcol; 107 int spacecol; 108 struct hpcfb_vchar col[HPCFB_MAX_COLUMN]; 109 }; 110 111 struct hpcfb_devconfig { 112 struct rasops_info dc_rinfo; /* rasops information */ 113 114 int dc_blanked; /* currently had video disabled */ 115 struct hpcfb_softc *dc_sc; 116 int dc_rows; 117 int dc_cols; 118 struct hpcfb_tvrow *dc_tvram; 119 int dc_curx; 120 int dc_cury; 121 #ifdef HPCFB_JUMP 122 int dc_min_row; 123 int dc_max_row; 124 int dc_scroll; 125 struct callout dc_scroll_ch; 126 int dc_scroll_src; 127 int dc_scroll_dst; 128 int dc_scroll_num; 129 #endif /* HPCFB_JUMP */ 130 volatile int dc_state; 131 #define HPCFB_DC_CURRENT 0x80000000 132 #define HPCFB_DC_DRAWING 0x01 /* drawing raster ops */ 133 #define HPCFB_DC_TDRAWING 0x02 /* drawing tvram */ 134 #define HPCFB_DC_SCROLLPENDING 0x04 /* scroll is pending */ 135 #define HPCFB_DC_UPDATE 0x08 /* tvram update */ 136 #define HPCFB_DC_SCRDELAY 0x10 /* scroll time but delay it */ 137 #define HPCFB_DC_SCRTHREAD 0x20 /* in scroll thread or callout */ 138 #define HPCFB_DC_UPDATEALL 0x40 /* need to redraw all */ 139 #define HPCFB_DC_ABORT 0x80 /* abort redrawing */ 140 #define HPCFB_DC_SWITCHREQ 0x100 /* switch request exist */ 141 int dc_memsize; 142 u_char *dc_fbaddr; 143 }; 144 145 #define IS_DRAWABLE(dc) \ 146 (((dc)->dc_state&HPCFB_DC_CURRENT)&& \ 147 (((dc)->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_SWITCHREQ)) == 0)) 148 149 #define HPCFB_MAX_SCREEN 5 150 #define HPCFB_MAX_JUMP 5 151 152 struct hpcfb_softc { 153 device_t sc_dev; 154 struct hpcfb_devconfig *sc_dc; /* device configuration */ 155 const struct hpcfb_accessops *sc_accessops; 156 void *sc_accessctx; 157 device_t sc_wsdisplay; 158 int sc_screen_resumed; 159 int sc_polling; 160 int sc_mapping; 161 struct proc *sc_thread; 162 void *sc_wantedscreen; 163 void (*sc_switchcb)(void *, int, int); 164 void *sc_switchcbarg; 165 struct callout sc_switch_callout; 166 int sc_nfbconf; 167 struct hpcfb_fbconf *sc_fbconflist; 168 }; 169 170 /* 171 * function prototypes 172 */ 173 int hpcfbmatch(device_t, cfdata_t, void *); 174 void hpcfbattach(device_t, device_t, void *); 175 int hpcfbprint(void *, const char *); 176 177 int hpcfb_ioctl(void *, void *, u_long, void *, int, struct lwp *); 178 paddr_t hpcfb_mmap(void *, void *, off_t, int); 179 180 void hpcfb_refresh_screen(struct hpcfb_softc *); 181 void hpcfb_doswitch(struct hpcfb_softc *); 182 183 #ifdef HPCFB_JUMP 184 static void hpcfb_thread(void *); 185 #endif /* HPCFB_JUMP */ 186 187 static int hpcfb_init(struct hpcfb_fbconf *, struct hpcfb_devconfig *); 188 static int hpcfb_alloc_screen(void *, const struct wsscreen_descr *, 189 void **, int *, int *, long *); 190 static void hpcfb_free_screen(void *, void *); 191 static int hpcfb_show_screen(void *, void *, int, 192 void (*) (void *, int, int), void *); 193 static void hpcfb_pollc(void *, int); 194 static void hpcfb_cmap_reorder(struct hpcfb_fbconf *, 195 struct hpcfb_devconfig *); 196 197 static void hpcfb_power(int, void *); 198 static bool hpcfb_suspend(device_t, const pmf_qual_t *); 199 static bool hpcfb_resume(device_t, const pmf_qual_t *); 200 201 202 void hpcfb_cursor(void *, int, int, int); 203 int hpcfb_mapchar(void *, int, unsigned int *); 204 void hpcfb_putchar(void *, int, int, u_int, long); 205 void hpcfb_copycols(void *, int, int, int, int); 206 void hpcfb_erasecols(void *, int, int, int, long); 207 void hpcfb_redraw(void *, int, int, int); 208 void hpcfb_copyrows(void *, int, int, int); 209 void hpcfb_eraserows(void *, int, int, long); 210 int hpcfb_allocattr(void *, int, int, int, long *); 211 void hpcfb_cursor_raw(void *, int, int, int); 212 213 #ifdef HPCFB_JUMP 214 void hpcfb_update(void *); 215 void hpcfb_do_scroll(void *); 216 void hpcfb_check_update(void *); 217 #endif /* HPCFB_JUMP */ 218 219 struct wsdisplay_emulops hpcfb_emulops = { 220 .cursor = hpcfb_cursor, 221 .mapchar = hpcfb_mapchar, 222 .putchar = hpcfb_putchar, 223 .copycols = hpcfb_copycols, 224 .erasecols = hpcfb_erasecols, 225 .copyrows = hpcfb_copyrows, 226 .eraserows = hpcfb_eraserows, 227 .allocattr = hpcfb_allocattr, 228 .replaceattr = NULL, 229 }; 230 231 /* 232 * static variables 233 */ 234 CFATTACH_DECL_NEW(hpcfb, sizeof(struct hpcfb_softc), 235 hpcfbmatch, hpcfbattach, NULL, NULL); 236 237 struct wsscreen_descr hpcfb_stdscreen = { 238 .name = "std", 239 .textops = &hpcfb_emulops, /* XXX */ 240 .capabilities = WSSCREEN_REVERSE, 241 /* XXX: ncols/nrows will be filled in -- shouldn't, they are global */ 242 }; 243 244 const struct wsscreen_descr *_hpcfb_scrlist[] = { 245 &hpcfb_stdscreen, 246 /* XXX other formats, graphics screen? */ 247 }; 248 249 struct wsscreen_list hpcfb_screenlist = { 250 .nscreens = __arraycount(_hpcfb_scrlist), 251 .screens = _hpcfb_scrlist, 252 }; 253 254 struct wsdisplay_accessops hpcfb_accessops = { 255 .ioctl = hpcfb_ioctl, 256 .mmap = hpcfb_mmap, 257 .alloc_screen = hpcfb_alloc_screen, 258 .free_screen = hpcfb_free_screen, 259 .show_screen = hpcfb_show_screen, 260 .load_font = NULL, 261 .pollc = hpcfb_pollc, 262 .scroll = NULL, 263 }; 264 265 void hpcfb_tv_putchar(struct hpcfb_devconfig *, int, int, u_int, long); 266 void hpcfb_tv_copycols(struct hpcfb_devconfig *, int, int, int, int); 267 void hpcfb_tv_erasecols(struct hpcfb_devconfig *, int, int, int, long); 268 void hpcfb_tv_copyrows(struct hpcfb_devconfig *, int, int, int); 269 void hpcfb_tv_eraserows(struct hpcfb_devconfig *, int, int, long); 270 271 struct wsdisplay_emulops rasops_emul; 272 273 static int hpcfbconsole; 274 struct hpcfb_devconfig hpcfb_console_dc; 275 struct wsscreen_descr hpcfb_console_wsscreen; 276 struct hpcfb_tvrow hpcfb_console_tvram[HPCFB_MAX_ROW]; 277 278 /* 279 * function bodies 280 */ 281 282 int 283 hpcfbmatch(device_t parent, cfdata_t match, void *aux) 284 { 285 return (1); 286 } 287 288 void 289 hpcfbattach(device_t parent, device_t self, void *aux) 290 { 291 struct hpcfb_softc *sc; 292 struct hpcfb_attach_args *ha = aux; 293 struct wsemuldisplaydev_attach_args wa; 294 295 sc = device_private(self); 296 sc->sc_dev = self; 297 298 sc->sc_accessops = ha->ha_accessops; 299 sc->sc_accessctx = ha->ha_accessctx; 300 sc->sc_nfbconf = ha->ha_nfbconf; 301 sc->sc_fbconflist = ha->ha_fbconflist; 302 303 if (hpcfbconsole) { 304 sc->sc_dc = &hpcfb_console_dc; 305 sc->sc_dc->dc_rinfo.ri_flg &= ~RI_NO_AUTO; 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 wa.console = hpcfbconsole; 323 wa.scrdata = &hpcfb_screenlist; 324 wa.accessops = &hpcfb_accessops; 325 wa.accesscookie = sc; 326 327 sc->sc_wsdisplay = config_found(self, &wa, wsemuldisplaydevprint, 328 CFARG_EOL); 329 330 #ifdef HPCFB_JUMP 331 /* 332 * Create a kernel thread to scroll, 333 */ 334 if (kthread_create(PRI_NONE, 0, NULL, hpcfb_thread, sc, 335 &sc->sc_thread, "%s", device_xname(sc->sc_dev)) != 0) { 336 /* 337 * We were unable to create the HPCFB thread; bail out. 338 */ 339 sc->sc_thread = 0; 340 aprint_error_dev(sc->sc_dev, "unable to create thread, kernel " 341 "hpcfb scroll support disabled\n"); 342 } 343 #endif /* HPCFB_JUMP */ 344 345 if (!pmf_device_register(self, hpcfb_suspend, hpcfb_resume)) 346 aprint_error_dev(self, "unable to establish power handler\n"); 347 } 348 349 #ifdef HPCFB_JUMP 350 void 351 hpcfb_thread(void *arg) 352 { 353 struct hpcfb_softc *sc = arg; 354 355 /* 356 * Loop forever, doing a periodic check for update events. 357 */ 358 for (;;) { 359 /* HPCFB_LOCK(sc); */ 360 sc->sc_dc->dc_state |= HPCFB_DC_SCRTHREAD; 361 if (!sc->sc_mapping) /* draw only EMUL mode */ 362 hpcfb_update(sc->sc_dc); 363 sc->sc_dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 364 /* APM_UNLOCK(sc); */ 365 (void) tsleep(sc, PWAIT, "hpcfb", (8 * hz) / 7 / 10); 366 } 367 } 368 #endif /* HPCFB_JUMP */ 369 370 /* Print function (for parent devices). */ 371 int 372 hpcfbprint(void *aux, const char *pnp) 373 { 374 if (pnp) 375 aprint_normal("hpcfb at %s", pnp); 376 377 return (UNCONF); 378 } 379 380 int 381 hpcfb_cnattach(struct hpcfb_fbconf *fbconf) 382 { 383 #if NBIVIDEO > 0 384 struct hpcfb_fbconf __fbconf; 385 #endif 386 long defattr; 387 388 DPRINTF(("%s(%d): hpcfb_cnattach()\n", __FILE__, __LINE__)); 389 #if NBIVIDEO > 0 390 if (fbconf == NULL) { 391 memset(&__fbconf, 0, sizeof(struct hpcfb_fbconf)); 392 if (bivideo_getcnfb(&__fbconf) != 0) 393 return (ENXIO); 394 fbconf = &__fbconf; 395 } 396 #endif /* NBIVIDEO > 0 */ 397 memset(&hpcfb_console_dc, 0, sizeof(struct hpcfb_devconfig)); 398 if (hpcfb_init(fbconf, &hpcfb_console_dc) != 0) 399 return (ENXIO); 400 hpcfb_console_dc.dc_state |= HPCFB_DC_CURRENT; 401 402 hpcfb_console_dc.dc_tvram = hpcfb_console_tvram; 403 /* clear screen */ 404 memset(hpcfb_console_tvram, 0, sizeof(hpcfb_console_tvram)); 405 hpcfb_redraw(&hpcfb_console_dc, 0, hpcfb_console_dc.dc_rows, 1); 406 407 hpcfb_console_wsscreen = hpcfb_stdscreen; 408 hpcfb_console_wsscreen.nrows = hpcfb_console_dc.dc_rows; 409 hpcfb_console_wsscreen.ncols = hpcfb_console_dc.dc_cols; 410 hpcfb_console_wsscreen.capabilities = hpcfb_console_dc.dc_rinfo.ri_caps; 411 hpcfb_allocattr(&hpcfb_console_dc, 412 WSCOL_WHITE, WSCOL_BLACK, 0, &defattr); 413 wsdisplay_cnattach(&hpcfb_console_wsscreen, &hpcfb_console_dc, 414 0, 0, defattr); 415 hpcfbconsole = 1; 416 417 return (0); 418 } 419 420 int 421 hpcfb_init(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 422 { 423 struct rasops_info *ri; 424 vaddr_t fbaddr; 425 426 fbaddr = (vaddr_t)fbconf->hf_baseaddr; 427 dc->dc_fbaddr = (u_char *)fbaddr; 428 429 /* init rasops */ 430 ri = &dc->dc_rinfo; 431 memset(ri, 0, sizeof(struct rasops_info)); 432 ri->ri_depth = fbconf->hf_pixel_width; 433 ri->ri_bits = (void *)fbaddr; 434 ri->ri_width = fbconf->hf_width; 435 ri->ri_height = fbconf->hf_height; 436 ri->ri_stride = fbconf->hf_bytes_per_line; 437 #if 0 438 ri->ri_flg = RI_FORCEMONO | RI_CURSOR; 439 #else 440 ri->ri_flg = RI_CURSOR; 441 #endif 442 if (dc == &hpcfb_console_dc) 443 ri->ri_flg |= RI_NO_AUTO; 444 445 switch (ri->ri_depth) { 446 case 8: 447 if (32 <= fbconf->hf_pack_width && 448 (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) && 449 (fbconf->hf_order_flags & HPCFB_REVORDER_WORD)) { 450 ri->ri_flg |= RI_BSWAP; 451 } 452 break; 453 default: 454 if (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) { 455 #if BYTE_ORDER == BIG_ENDIAN 456 ri->ri_flg |= RI_BSWAP; 457 #endif 458 } else { 459 #if BYTE_ORDER == LITTLE_ENDIAN 460 ri->ri_flg |= RI_BSWAP; 461 #endif 462 } 463 break; 464 } 465 466 if (fbconf->hf_class == HPCFB_CLASS_RGBCOLOR) { 467 ri->ri_rnum = fbconf->hf_u.hf_rgb.hf_red_width; 468 ri->ri_rpos = fbconf->hf_u.hf_rgb.hf_red_shift; 469 ri->ri_gnum = fbconf->hf_u.hf_rgb.hf_green_width; 470 ri->ri_gpos = fbconf->hf_u.hf_rgb.hf_green_shift; 471 ri->ri_bnum = fbconf->hf_u.hf_rgb.hf_blue_width; 472 ri->ri_bpos = fbconf->hf_u.hf_rgb.hf_blue_shift; 473 } 474 475 if (rasops_init(ri, HPCFB_MAX_ROW, HPCFB_MAX_COLUMN)) { 476 aprint_error_dev(dc->dc_sc->sc_dev, "rasops_init() failed!"); 477 return -1; 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_LINEBYTES: 574 *(u_int *)data = dc->dc_rinfo.ri_stride; 575 return 0; 576 577 case WSDISPLAYIO_SMODE: 578 if (*(int *)data == WSDISPLAYIO_MODE_EMUL){ 579 if (sc->sc_mapping){ 580 sc->sc_mapping = 0; 581 if (dc->dc_state&HPCFB_DC_DRAWING) 582 dc->dc_state &= ~HPCFB_DC_ABORT; 583 #ifdef HPCFB_FORCE_REDRAW 584 hpcfb_refresh_screen(sc); 585 #else 586 dc->dc_state |= HPCFB_DC_UPDATEALL; 587 #endif 588 } 589 } else { 590 if (!sc->sc_mapping) { 591 sc->sc_mapping = 1; 592 dc->dc_state |= HPCFB_DC_ABORT; 593 } 594 sc->sc_mapping = 1; 595 } 596 if (sc && sc->sc_accessops->iodone) 597 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 598 return (0); 599 600 case WSDISPLAYIO_GETCMAP: 601 case WSDISPLAYIO_PUTCMAP: 602 case WSDISPLAYIO_SVIDEO: 603 case WSDISPLAYIO_GVIDEO: 604 case WSDISPLAYIO_GETPARAM: 605 case WSDISPLAYIO_SETPARAM: 606 case HPCFBIO_GCONF: 607 case HPCFBIO_SCONF: 608 case HPCFBIO_GDSPCONF: 609 case HPCFBIO_SDSPCONF: 610 case HPCFBIO_GOP: 611 case HPCFBIO_SOP: 612 return ((*sc->sc_accessops->ioctl)(sc->sc_accessctx, 613 cmd, data, flag, l)); 614 615 default: 616 if (IOCGROUP(cmd) != 't') 617 DPRINTF(("%s(%d): hpcfb_ioctl(%lx, %lx) grp=%c num=%ld\n", 618 __FILE__, __LINE__, 619 cmd, (u_long)data, (char)IOCGROUP(cmd), cmd&0xff)); 620 break; 621 } 622 623 return (EPASSTHROUGH); /* Inappropriate ioctl for device */ 624 } 625 626 paddr_t 627 hpcfb_mmap(void *v, void *vs, off_t offset, int prot) 628 { 629 struct hpcfb_softc *sc = v; 630 631 return ((*sc->sc_accessops->mmap)(sc->sc_accessctx, offset, prot)); 632 } 633 634 static void 635 hpcfb_power(int why, void *arg) 636 { 637 struct hpcfb_softc *sc = arg; 638 639 if (sc->sc_dc == NULL) 640 return; /* You have no screen yet. */ 641 642 switch (why) { 643 case PWR_STANDBY: 644 break; 645 case PWR_SOFTSUSPEND: { 646 struct wsdisplay_softc *wsc = device_private(sc->sc_wsdisplay); 647 648 sc->sc_screen_resumed = wsdisplay_getactivescreen(wsc); 649 650 if (wsdisplay_switch(sc->sc_wsdisplay, 651 WSDISPLAY_NULLSCREEN, 1 /* waitok */) == 0) { 652 wsscreen_switchwait(wsc, WSDISPLAY_NULLSCREEN); 653 } else { 654 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 655 } 656 657 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 658 break; 659 } 660 case PWR_SOFTRESUME: 661 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 662 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 663 wsdisplay_switch(sc->sc_wsdisplay, 664 sc->sc_screen_resumed, 1 /* waitok */); 665 break; 666 } 667 } 668 669 static bool 670 hpcfb_suspend(device_t self, const pmf_qual_t *qual) 671 { 672 struct hpcfb_softc *sc = device_private(self); 673 674 hpcfb_power(PWR_SOFTSUSPEND, sc); 675 return true; 676 } 677 678 static bool 679 hpcfb_resume(device_t self, const pmf_qual_t *qual) 680 { 681 struct hpcfb_softc *sc = device_private(self); 682 683 hpcfb_power(PWR_SOFTRESUME, sc); 684 return true; 685 } 686 687 void 688 hpcfb_refresh_screen(struct hpcfb_softc *sc) 689 { 690 struct hpcfb_devconfig *dc = sc->sc_dc; 691 int x, y; 692 693 DPRINTF(("hpcfb_refres_screen()\n")); 694 if (dc == NULL) 695 return; 696 697 #ifdef HPCFB_JUMP 698 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 699 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 700 dc->dc_state &= ~HPCFB_DC_UPDATE; 701 callout_stop(&dc->dc_scroll_ch); 702 } 703 #endif /* HPCFB_JUMP */ 704 /* 705 * refresh screen 706 */ 707 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 708 x = dc->dc_curx; 709 y = dc->dc_cury; 710 if (0 <= x && 0 <= y) 711 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 712 /* redraw all text */ 713 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 714 if (0 <= x && 0 <= y) 715 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 716 } 717 718 static int 719 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, 720 void **cookiep, int *curxp, int *curyp, long *attrp) 721 { 722 struct hpcfb_softc *sc = v; 723 struct hpcfb_devconfig *dc; 724 725 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 726 727 dc = malloc(sizeof(*dc), M_DEVBUF, M_WAITOK|M_ZERO); 728 if (dc == NULL) 729 return ENOMEM; 730 731 dc->dc_sc = sc; 732 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) { 733 free(dc, M_DEVBUF); 734 return EINVAL; 735 } 736 if (sc->sc_accessops->font) { 737 sc->sc_accessops->font(sc->sc_accessctx, 738 dc->dc_rinfo.ri_font); 739 } 740 /* Set video chip dependent CLUT if any. */ 741 if (sc->sc_accessops->setclut) 742 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 743 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 744 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 745 (1 << dc->dc_rinfo.ri_depth), 746 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 747 748 /* 749 * XXX, wsdisplay won't reffer the information in wsscreen_descr 750 * structure until alloc_screen will be called, at least, under 751 * current implementation... 752 */ 753 hpcfb_stdscreen.nrows = dc->dc_rows; 754 hpcfb_stdscreen.ncols = dc->dc_cols; 755 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 756 757 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 758 dc->dc_rows = dc->dc_rinfo.ri_rows; 759 dc->dc_cols = dc->dc_rinfo.ri_cols; 760 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 761 762 dc->dc_curx = -1; 763 dc->dc_cury = -1; 764 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 765 M_DEVBUF, M_WAITOK|M_ZERO); 766 if (dc->dc_tvram == NULL){ 767 free(dc, M_DEVBUF); 768 return (ENOMEM); 769 } 770 771 *curxp = 0; 772 *curyp = 0; 773 *cookiep = dc; 774 hpcfb_allocattr(*cookiep, WSCOL_WHITE, WSCOL_BLACK, 0, attrp); 775 DPRINTF(("%s(%d): hpcfb_alloc_screen(): %p\n", 776 __FILE__, __LINE__, dc)); 777 778 return (0); 779 } 780 781 static void 782 hpcfb_free_screen(void *v, void *cookie) 783 { 784 struct hpcfb_devconfig *dc = cookie; 785 786 DPRINTF(("%s(%d): hpcfb_free_screen(%p)\n", 787 __FILE__, __LINE__, cookie)); 788 #ifdef DIAGNOSTIC 789 if (dc == &hpcfb_console_dc) 790 panic("hpcfb_free_screen: console"); 791 #endif 792 free(dc->dc_tvram, M_DEVBUF); 793 free(dc, M_DEVBUF); 794 } 795 796 static int 797 hpcfb_show_screen(void *v, void *cookie, int waitok, 798 void (*cb)(void *, int, int), void *cbarg) 799 { 800 struct hpcfb_softc *sc = v; 801 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 802 struct hpcfb_devconfig *odc; 803 804 DPRINTF(("%s(%d): hpcfb_show_screen(%p)\n", 805 __FILE__, __LINE__, dc)); 806 807 odc = sc->sc_dc; 808 809 if (dc == NULL || odc == dc) { 810 hpcfb_refresh_screen(sc); 811 return (0); 812 } 813 814 if (odc != NULL) { 815 odc->dc_state |= HPCFB_DC_SWITCHREQ; 816 817 if ((odc->dc_state&HPCFB_DC_DRAWING) != 0) { 818 odc->dc_state |= HPCFB_DC_ABORT; 819 } 820 } 821 822 sc->sc_wantedscreen = cookie; 823 sc->sc_switchcb = cb; 824 sc->sc_switchcbarg = cbarg; 825 if (cb) { 826 callout_reset(&sc->sc_switch_callout, 0, 827 (void(*)(void *))hpcfb_doswitch, sc); 828 return (EAGAIN); 829 } 830 831 hpcfb_doswitch(sc); 832 return (0); 833 } 834 835 void 836 hpcfb_doswitch(struct hpcfb_softc *sc) 837 { 838 struct hpcfb_devconfig *dc; 839 struct hpcfb_devconfig *odc; 840 841 DPRINTF(("hpcfb_doswitch()\n")); 842 odc = sc->sc_dc; 843 dc = sc->sc_wantedscreen; 844 845 if (!dc) { 846 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 847 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 848 return; 849 } 850 851 if (odc == dc) { 852 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 853 return; 854 } 855 856 if (odc) { 857 #ifdef HPCFB_JUMP 858 odc->dc_state |= HPCFB_DC_ABORT; 859 #endif /* HPCFB_JUMP */ 860 861 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 862 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 863 /* disable cursor */ 864 /* disable old screen */ 865 odc->dc_state &= ~HPCFB_DC_CURRENT; 866 /* XXX, This is too dangerous. 867 odc->dc_rinfo.ri_bits = NULL; 868 */ 869 } 870 /* switch screen to new one */ 871 dc->dc_state |= HPCFB_DC_CURRENT; 872 dc->dc_state &= ~HPCFB_DC_ABORT; 873 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 874 sc->sc_dc = dc; 875 876 /* redraw screen image */ 877 hpcfb_refresh_screen(sc); 878 879 sc->sc_wantedscreen = NULL; 880 if (sc->sc_switchcb) 881 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 882 883 if (odc != NULL) 884 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 885 dc->dc_state &= ~HPCFB_DC_SWITCHREQ; 886 return; 887 } 888 889 static void 890 hpcfb_pollc(void *v, int on) 891 { 892 struct hpcfb_softc *sc = v; 893 894 if (sc == NULL) 895 return; 896 sc->sc_polling = on; 897 if (sc->sc_accessops->iodone) 898 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 899 if (on) { 900 hpcfb_refresh_screen(sc); 901 if (sc->sc_accessops->iodone) 902 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 903 } 904 905 return; 906 } 907 908 /* 909 * cursor 910 */ 911 void 912 hpcfb_cursor(void *cookie, int on, int row, int col) 913 { 914 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 915 916 if (on) { 917 dc->dc_curx = col; 918 dc->dc_cury = row; 919 } else { 920 dc->dc_curx = -1; 921 dc->dc_cury = -1; 922 } 923 924 hpcfb_cursor_raw(cookie, on, row, col); 925 } 926 927 void 928 hpcfb_cursor_raw(void *cookie, int on, int row, int col) 929 { 930 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 931 struct hpcfb_softc *sc = dc->dc_sc; 932 struct rasops_info *ri = &dc->dc_rinfo; 933 int curwidth, curheight; 934 int xoff, yoff; 935 936 #ifdef HPCFB_JUMP 937 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 938 dc->dc_state |= HPCFB_DC_UPDATE; 939 return; 940 } 941 #endif /* HPCFB_JUMP */ 942 if (!IS_DRAWABLE(dc)) { 943 return; 944 } 945 946 if (ri->ri_bits == NULL) 947 return; 948 949 dc->dc_state |= HPCFB_DC_DRAWING; 950 if (sc && sc->sc_accessops->cursor) { 951 xoff = col * ri->ri_font->fontwidth; 952 yoff = row * ri->ri_font->fontheight; 953 curheight = ri->ri_font->fontheight; 954 curwidth = ri->ri_font->fontwidth; 955 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 956 on, xoff, yoff, curwidth, curheight); 957 } else 958 rasops_emul.cursor(ri, on, row, col); 959 dc->dc_state &= ~HPCFB_DC_DRAWING; 960 } 961 962 /* 963 * mapchar 964 */ 965 int 966 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 967 { 968 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 969 struct rasops_info *ri = &dc->dc_rinfo; 970 971 return (rasops_emul.mapchar(ri, c, cp)); 972 } 973 974 /* 975 * putchar 976 */ 977 void 978 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 979 long attr) 980 { 981 struct hpcfb_tvrow *vscn = dc->dc_tvram; 982 struct hpcfb_vchar *vc = &vscn[row].col[col]; 983 struct hpcfb_vchar *vcb; 984 985 if (vscn == 0) 986 return; 987 988 dc->dc_state |= HPCFB_DC_TDRAWING; 989 #ifdef HPCFB_JUMP 990 if (row < dc->dc_min_row) 991 dc->dc_min_row = row; 992 if (row > dc->dc_max_row) 993 dc->dc_max_row = row; 994 995 #endif /* HPCFB_JUMP */ 996 if (vscn[row].maxcol +1 == col) 997 vscn[row].maxcol = col; 998 else if (vscn[row].maxcol < col) { 999 vcb = &vscn[row].col[vscn[row].maxcol+1]; 1000 memset(vcb, 0, 1001 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 1002 vscn[row].maxcol = col; 1003 } 1004 vc->c = uc; 1005 vc->attr = attr; 1006 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1007 #ifdef HPCFB_JUMP 1008 hpcfb_check_update(dc); 1009 #endif /* HPCFB_JUMP */ 1010 } 1011 1012 void 1013 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 1014 { 1015 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1016 struct hpcfb_softc *sc = dc->dc_sc; 1017 struct rasops_info *ri = &dc->dc_rinfo; 1018 int xoff; 1019 int yoff; 1020 int fclr, uclr; 1021 struct wsdisplay_font *font; 1022 1023 hpcfb_tv_putchar(dc, row, col, uc, attr); 1024 #ifdef HPCFB_JUMP 1025 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1026 dc->dc_state |= HPCFB_DC_UPDATE; 1027 return; 1028 } 1029 #endif /* HPCFB_JUMP */ 1030 1031 if (!IS_DRAWABLE(dc)) { 1032 return; 1033 } 1034 1035 if (ri->ri_bits == NULL) 1036 return; 1037 1038 dc->dc_state |= HPCFB_DC_DRAWING; 1039 if (sc && sc->sc_accessops->putchar 1040 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1041 font = ri->ri_font; 1042 yoff = row * ri->ri_font->fontheight; 1043 xoff = col * ri->ri_font->fontwidth; 1044 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 1045 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 1046 1047 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 1048 xoff, yoff, font, fclr, uclr, uc, attr); 1049 } else 1050 rasops_emul.putchar(ri, row, col, uc, attr); 1051 dc->dc_state &= ~HPCFB_DC_DRAWING; 1052 #ifdef HPCFB_JUMP 1053 hpcfb_check_update(dc); 1054 #endif /* HPCFB_JUMP */ 1055 } 1056 1057 /* 1058 * copycols 1059 */ 1060 void 1061 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1062 int ncols) 1063 { 1064 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1065 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1066 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1067 1068 if (vscn == 0) 1069 return; 1070 1071 dc->dc_state |= HPCFB_DC_TDRAWING; 1072 #ifdef HPCFB_JUMP 1073 if (row < dc->dc_min_row) 1074 dc->dc_min_row = row; 1075 if (row > dc->dc_max_row) 1076 dc->dc_max_row = row; 1077 #endif /* HPCFB_JUMP */ 1078 1079 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1080 if (vscn[row].maxcol < srccol+ncols-1) 1081 vscn[row].maxcol = srccol+ncols-1; 1082 if (vscn[row].maxcol < dstcol+ncols-1) 1083 vscn[row].maxcol = dstcol+ncols-1; 1084 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1085 #ifdef HPCFB_JUMP 1086 hpcfb_check_update(dc); 1087 #endif /* HPCFB_JUMP */ 1088 } 1089 1090 void 1091 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1092 { 1093 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1094 struct hpcfb_softc *sc = dc->dc_sc; 1095 struct rasops_info *ri = &dc->dc_rinfo; 1096 int srcxoff,dstxoff; 1097 int srcyoff,dstyoff; 1098 int height, width; 1099 1100 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1101 #ifdef HPCFB_JUMP 1102 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1103 dc->dc_state |= HPCFB_DC_UPDATE; 1104 return; 1105 } 1106 #endif /* HPCFB_JUMP */ 1107 if (!IS_DRAWABLE(dc)) { 1108 return; 1109 } 1110 1111 if (ri->ri_bits == NULL) 1112 return; 1113 1114 dc->dc_state |= HPCFB_DC_DRAWING; 1115 if (sc && sc->sc_accessops->bitblit 1116 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1117 srcxoff = srccol * ri->ri_font->fontwidth; 1118 srcyoff = row * ri->ri_font->fontheight; 1119 dstxoff = dstcol * ri->ri_font->fontwidth; 1120 dstyoff = row * ri->ri_font->fontheight; 1121 width = ncols * ri->ri_font->fontwidth; 1122 height = ri->ri_font->fontheight; 1123 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1124 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1125 } else 1126 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1127 dc->dc_state &= ~HPCFB_DC_DRAWING; 1128 #ifdef HPCFB_JUMP 1129 hpcfb_check_update(dc); 1130 #endif /* HPCFB_JUMP */ 1131 } 1132 1133 1134 /* 1135 * erasecols 1136 */ 1137 void 1138 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, 1139 int row, int startcol, int ncols, long attr) 1140 { 1141 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1142 1143 if (vscn == 0) 1144 return; 1145 1146 dc->dc_state |= HPCFB_DC_TDRAWING; 1147 #ifdef HPCFB_JUMP 1148 if (row < dc->dc_min_row) 1149 dc->dc_min_row = row; 1150 if (row > dc->dc_max_row) 1151 dc->dc_max_row = row; 1152 #endif /* HPCFB_JUMP */ 1153 1154 vscn[row].maxcol = startcol-1; 1155 if (vscn[row].spacecol < startcol+ncols-1) 1156 vscn[row].spacecol = startcol+ncols-1; 1157 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1158 #ifdef HPCFB_JUMP 1159 hpcfb_check_update(dc); 1160 #endif /* HPCFB_JUMP */ 1161 } 1162 1163 void 1164 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1165 { 1166 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1167 struct hpcfb_softc *sc = dc->dc_sc; 1168 struct rasops_info *ri = &dc->dc_rinfo; 1169 int xoff, yoff; 1170 int width, height; 1171 1172 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1173 #ifdef HPCFB_JUMP 1174 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1175 dc->dc_state |= HPCFB_DC_UPDATE; 1176 return; 1177 } 1178 #endif /* HPCFB_JUMP */ 1179 if (!IS_DRAWABLE(dc)) { 1180 return; 1181 } 1182 1183 if (ri->ri_bits == NULL) 1184 return; 1185 1186 dc->dc_state |= HPCFB_DC_DRAWING; 1187 if (sc && sc->sc_accessops->erase 1188 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1189 xoff = startcol * ri->ri_font->fontwidth; 1190 yoff = row * ri->ri_font->fontheight; 1191 width = ncols * ri->ri_font->fontwidth; 1192 height = ri->ri_font->fontheight; 1193 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1194 xoff, yoff, height, width, attr); 1195 } else 1196 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1197 dc->dc_state &= ~HPCFB_DC_DRAWING; 1198 #ifdef HPCFB_JUMP 1199 hpcfb_check_update(dc); 1200 #endif /* HPCFB_JUMP */ 1201 } 1202 1203 /* 1204 * Copy rows. 1205 */ 1206 void 1207 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1208 { 1209 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1210 struct hpcfb_tvrow *svc = &vscn[src]; 1211 struct hpcfb_tvrow *dvc = &vscn[dst]; 1212 int i; 1213 int d; 1214 1215 if (vscn == 0) 1216 return; 1217 1218 dc->dc_state |= HPCFB_DC_TDRAWING; 1219 #ifdef HPCFB_JUMP 1220 if (dst < dc->dc_min_row) 1221 dc->dc_min_row = dst; 1222 if (dst + num > dc->dc_max_row) 1223 dc->dc_max_row = dst + num -1; 1224 #endif /* HPCFB_JUMP */ 1225 1226 if (svc > dvc) 1227 d = 1; 1228 else if (svc < dvc) { 1229 svc += num-1; 1230 dvc += num-1; 1231 d = -1; 1232 } else { 1233 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1234 #ifdef HPCFB_JUMP 1235 hpcfb_check_update(dc); 1236 #endif /* HPCFB_JUMP */ 1237 return; 1238 } 1239 1240 for (i = 0; i < num; i++) { 1241 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1242 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1243 dvc->spacecol = dvc->maxcol; 1244 dvc->maxcol = svc->maxcol; 1245 svc+=d; 1246 dvc+=d; 1247 } 1248 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1249 #ifdef HPCFB_JUMP 1250 hpcfb_check_update(dc); 1251 #endif /* HPCFB_JUMP */ 1252 } 1253 1254 void 1255 hpcfb_redraw(void *cookie, int row, int num, int all) 1256 { 1257 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1258 struct rasops_info *ri = &dc->dc_rinfo; 1259 int cols; 1260 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1261 struct hpcfb_vchar *svc; 1262 int i, j; 1263 1264 #ifdef HPCFB_JUMP 1265 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1266 dc->dc_state |= HPCFB_DC_UPDATE; 1267 return; 1268 } 1269 #endif /* HPCFB_JUMP */ 1270 if (dc->dc_sc != NULL 1271 && !dc->dc_sc->sc_polling 1272 && dc->dc_sc->sc_mapping) 1273 return; 1274 1275 dc->dc_state &= ~HPCFB_DC_ABORT; 1276 1277 if (vscn == 0) 1278 return; 1279 1280 if (!IS_DRAWABLE(dc)) { 1281 return; 1282 } 1283 1284 if (ri->ri_bits == NULL) 1285 return; 1286 1287 dc->dc_state |= HPCFB_DC_DRAWING; 1288 dc->dc_state |= HPCFB_DC_TDRAWING; 1289 for (i = 0; i < num; i++) { 1290 if (dc->dc_state&HPCFB_DC_ABORT) 1291 break; 1292 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1293 break; 1294 cols = vscn[row+i].maxcol; 1295 for (j = 0; j <= cols; j++) { 1296 if (dc->dc_state&HPCFB_DC_ABORT) 1297 continue; 1298 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1299 continue; 1300 svc = &vscn[row+i].col[j]; 1301 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1302 } 1303 if (all) 1304 cols = dc->dc_cols-1; 1305 else 1306 cols = vscn[row+i].spacecol; 1307 for (; j <= cols; j++) { 1308 if (dc->dc_state&HPCFB_DC_ABORT) 1309 continue; 1310 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1311 continue; 1312 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1313 } 1314 vscn[row+i].spacecol = 0; 1315 } 1316 if (dc->dc_state&HPCFB_DC_ABORT) 1317 dc->dc_state &= ~HPCFB_DC_ABORT; 1318 dc->dc_state &= ~HPCFB_DC_DRAWING; 1319 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1320 #ifdef HPCFB_JUMP 1321 hpcfb_check_update(dc); 1322 #endif /* HPCFB_JUMP */ 1323 } 1324 1325 #ifdef HPCFB_JUMP 1326 void 1327 hpcfb_update(void *v) 1328 { 1329 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1330 1331 /* callout_stop(&dc->dc_scroll_ch); */ 1332 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1333 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1334 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1335 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1336 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1337 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1338 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1339 hpcfb_redraw(dc, dc->dc_min_row, 1340 dc->dc_max_row - dc->dc_min_row, 0); 1341 dc->dc_state &= ~HPCFB_DC_UPDATE; 1342 } else { 1343 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1344 } 1345 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1346 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1347 } 1348 1349 void 1350 hpcfb_do_scroll(void *v) 1351 { 1352 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1353 1354 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1355 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1356 dc->dc_state |= HPCFB_DC_SCRDELAY; 1357 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1358 wakeup(dc->dc_sc); 1359 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1360 /* draw only EMUL mode */ 1361 hpcfb_update(v); 1362 } 1363 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1364 } 1365 1366 void 1367 hpcfb_check_update(void *v) 1368 { 1369 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1370 1371 if (dc->dc_sc != NULL 1372 && dc->dc_sc->sc_polling 1373 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1374 callout_stop(&dc->dc_scroll_ch); 1375 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1376 hpcfb_update(v); 1377 } 1378 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1379 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1380 hpcfb_update(v); 1381 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1382 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1383 hpcfb_update(v); 1384 } 1385 } 1386 #endif /* HPCFB_JUMP */ 1387 1388 void 1389 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1390 { 1391 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1392 struct rasops_info *ri = &dc->dc_rinfo; 1393 struct hpcfb_softc *sc = dc->dc_sc; 1394 int srcyoff, dstyoff; 1395 int width, height; 1396 1397 hpcfb_tv_copyrows(cookie, src, dst, num); 1398 1399 if (!IS_DRAWABLE(dc)) { 1400 return; 1401 } 1402 1403 if (ri->ri_bits == NULL) 1404 return; 1405 1406 if (sc && sc->sc_accessops->bitblit 1407 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1408 dc->dc_state |= HPCFB_DC_DRAWING; 1409 srcyoff = src * ri->ri_font->fontheight; 1410 dstyoff = dst * ri->ri_font->fontheight; 1411 width = dc->dc_cols * ri->ri_font->fontwidth; 1412 height = num * ri->ri_font->fontheight; 1413 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1414 0, srcyoff, 0, dstyoff, height, width); 1415 dc->dc_state &= ~HPCFB_DC_DRAWING; 1416 } 1417 else { 1418 #ifdef HPCFB_JUMP 1419 if (sc && sc->sc_polling) { 1420 hpcfb_check_update(dc); 1421 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1422 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1423 dc->dc_scroll = 1; 1424 dc->dc_scroll_src = src; 1425 dc->dc_scroll_dst = dst; 1426 dc->dc_scroll_num = num; 1427 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1428 return; 1429 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1430 dc->dc_state |= HPCFB_DC_UPDATE; 1431 return; 1432 } else { 1433 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1434 callout_stop(&dc->dc_scroll_ch); 1435 } 1436 if (dc->dc_state&HPCFB_DC_UPDATE) { 1437 dc->dc_state &= ~HPCFB_DC_UPDATE; 1438 hpcfb_redraw(cookie, dc->dc_min_row, 1439 dc->dc_max_row - dc->dc_min_row, 0); 1440 dc->dc_max_row = 0; 1441 dc->dc_min_row = dc->dc_rows; 1442 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1443 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1444 return; 1445 } 1446 #endif /* HPCFB_JUMP */ 1447 hpcfb_redraw(cookie, dst, num, 0); 1448 } 1449 #ifdef HPCFB_JUMP 1450 hpcfb_check_update(dc); 1451 #endif /* HPCFB_JUMP */ 1452 } 1453 1454 /* 1455 * eraserows 1456 */ 1457 void 1458 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, 1459 int row, int nrow, long attr) 1460 { 1461 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1462 int cols; 1463 int i; 1464 1465 if (vscn == 0) 1466 return; 1467 1468 dc->dc_state |= HPCFB_DC_TDRAWING; 1469 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1470 #ifdef HPCFB_JUMP 1471 if (row < dc->dc_min_row) 1472 dc->dc_min_row = row; 1473 if (row + nrow > dc->dc_max_row) 1474 dc->dc_max_row = row + nrow; 1475 #endif /* HPCFB_JUMP */ 1476 1477 for (i = 0; i < nrow; i++) { 1478 cols = vscn[row+i].maxcol; 1479 if (vscn[row+i].spacecol < cols) 1480 vscn[row+i].spacecol = cols; 1481 vscn[row+i].maxcol = -1; 1482 } 1483 #ifdef HPCFB_JUMP 1484 hpcfb_check_update(dc); 1485 #endif /* HPCFB_JUMP */ 1486 } 1487 1488 void 1489 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1490 { 1491 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1492 struct hpcfb_softc *sc = dc->dc_sc; 1493 struct rasops_info *ri = &dc->dc_rinfo; 1494 int yoff; 1495 int width; 1496 int height; 1497 1498 hpcfb_tv_eraserows(dc, row, nrow, attr); 1499 #ifdef HPCFB_JUMP 1500 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1501 dc->dc_state |= HPCFB_DC_UPDATE; 1502 return; 1503 } 1504 #endif /* HPCFB_JUMP */ 1505 if (!IS_DRAWABLE(dc)) { 1506 return; 1507 } 1508 1509 if (ri->ri_bits == NULL) 1510 return; 1511 1512 dc->dc_state |= HPCFB_DC_DRAWING; 1513 if (sc && sc->sc_accessops->erase 1514 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1515 yoff = row * ri->ri_font->fontheight; 1516 width = dc->dc_cols * ri->ri_font->fontwidth; 1517 height = nrow * ri->ri_font->fontheight; 1518 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1519 0, yoff, height, width, attr); 1520 } else 1521 rasops_emul.eraserows(ri, row, nrow, attr); 1522 dc->dc_state &= ~HPCFB_DC_DRAWING; 1523 #ifdef HPCFB_JUMP 1524 hpcfb_check_update(dc); 1525 #endif /* HPCFB_JUMP */ 1526 } 1527 1528 /* 1529 * allocattr 1530 */ 1531 int 1532 hpcfb_allocattr(void *cookie, int fg, int bg, int flags, long *attrp) 1533 { 1534 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1535 struct rasops_info *ri = &dc->dc_rinfo; 1536 1537 return (rasops_emul.allocattr(ri, fg, bg, flags, attrp)); 1538 } 1539