1 /* $NetBSD: hpcfb.c,v 1.65 2021/12/19 21:15:28 andvar 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 1.65 2021/12/19 21:15:28 andvar 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 CFARGS_NONE); 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 #if NBIVIDEO > 0 414 /* 415 * This is early console. Do not really attach wsdisplay. 416 */ 417 if (fbconf == &__fbconf) 418 wsdisplay_preattach(&hpcfb_console_wsscreen, &hpcfb_console_dc, 419 0, 0, defattr); 420 else 421 #endif 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 = (void *)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 if (dc == &hpcfb_console_dc) 452 ri->ri_flg |= RI_NO_AUTO; 453 454 switch (ri->ri_depth) { 455 case 8: 456 if (32 <= fbconf->hf_pack_width && 457 (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) && 458 (fbconf->hf_order_flags & HPCFB_REVORDER_WORD)) { 459 ri->ri_flg |= RI_BSWAP; 460 } 461 break; 462 default: 463 if (fbconf->hf_order_flags & HPCFB_REVORDER_BYTE) { 464 #if BYTE_ORDER == BIG_ENDIAN 465 ri->ri_flg |= RI_BSWAP; 466 #endif 467 } else { 468 #if BYTE_ORDER == LITTLE_ENDIAN 469 ri->ri_flg |= RI_BSWAP; 470 #endif 471 } 472 break; 473 } 474 475 if (fbconf->hf_class == HPCFB_CLASS_RGBCOLOR) { 476 ri->ri_rnum = fbconf->hf_u.hf_rgb.hf_red_width; 477 ri->ri_rpos = fbconf->hf_u.hf_rgb.hf_red_shift; 478 ri->ri_gnum = fbconf->hf_u.hf_rgb.hf_green_width; 479 ri->ri_gpos = fbconf->hf_u.hf_rgb.hf_green_shift; 480 ri->ri_bnum = fbconf->hf_u.hf_rgb.hf_blue_width; 481 ri->ri_bpos = fbconf->hf_u.hf_rgb.hf_blue_shift; 482 } 483 484 if (rasops_init(ri, HPCFB_MAX_ROW, HPCFB_MAX_COLUMN)) { 485 aprint_error_dev(dc->dc_sc->sc_dev, "rasops_init() failed!"); 486 return -1; 487 } 488 489 /* over write color map of rasops */ 490 hpcfb_cmap_reorder (fbconf, dc); 491 492 dc->dc_curx = -1; 493 dc->dc_cury = -1; 494 dc->dc_rows = dc->dc_rinfo.ri_rows; 495 dc->dc_cols = dc->dc_rinfo.ri_cols; 496 #ifdef HPCFB_JUMP 497 dc->dc_max_row = 0; 498 dc->dc_min_row = dc->dc_rows; 499 dc->dc_scroll = 0; 500 callout_init(&dc->dc_scroll_ch, 0); 501 #endif /* HPCFB_JUMP */ 502 dc->dc_memsize = ri->ri_stride * ri->ri_height; 503 /* hook rasops in hpcfb_ops */ 504 rasops_emul = ri->ri_ops; /* struct copy */ 505 ri->ri_ops = hpcfb_emulops; /* struct copy */ 506 507 return (0); 508 } 509 510 static void 511 hpcfb_cmap_reorder(struct hpcfb_fbconf *fbconf, struct hpcfb_devconfig *dc) 512 { 513 struct rasops_info *ri = &dc->dc_rinfo; 514 int reverse = fbconf->hf_access_flags & HPCFB_ACCESS_REVERSE; 515 int *cmap = ri->ri_devcmap; 516 int i, j, bg, fg, tmp; 517 518 /* 519 * Set foreground and background so that the screen 520 * looks black on white. 521 * Normally, black = 00 and white = ff. 522 * HPCFB_ACCESS_REVERSE means black = ff and white = 00. 523 */ 524 switch (fbconf->hf_pixel_width) { 525 case 1: 526 /* FALLTHROUGH */ 527 case 2: 528 /* FALLTHROUGH */ 529 case 4: 530 if (reverse) { 531 bg = 0; 532 fg = ~0; 533 } else { 534 bg = ~0; 535 fg = 0; 536 } 537 /* for gray-scale LCD, hi-contrast color map */ 538 cmap[0] = bg; 539 for (i = 1; i < 16; i++) 540 cmap[i] = fg; 541 break; 542 case 8: 543 /* FALLTHROUGH */ 544 case 16: 545 if (reverse) { 546 for (i = 0, j = 15; i < 8; i++, j--) { 547 tmp = cmap[i]; 548 cmap[i] = cmap[j]; 549 cmap[j] = tmp; 550 } 551 } 552 break; 553 } 554 } 555 556 int 557 hpcfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag, 558 struct lwp *l) 559 { 560 struct hpcfb_softc *sc = v; 561 struct hpcfb_devconfig *dc = sc->sc_dc; 562 struct wsdisplay_fbinfo *wdf; 563 564 DPRINTF(("hpcfb_ioctl(cmd=0x%lx)\n", cmd)); 565 switch (cmd) { 566 case WSDISPLAYIO_GTYPE: 567 *(u_int *)data = WSDISPLAY_TYPE_HPCFB; 568 return (0); 569 570 case WSDISPLAYIO_GINFO: 571 wdf = (void *)data; 572 wdf->height = dc->dc_rinfo.ri_height; 573 wdf->width = dc->dc_rinfo.ri_width; 574 wdf->depth = dc->dc_rinfo.ri_depth; 575 wdf->cmsize = 256; /* XXXX */ 576 return (0); 577 578 case WSDISPLAYIO_LINEBYTES: 579 *(u_int *)data = dc->dc_rinfo.ri_stride; 580 return 0; 581 582 case WSDISPLAYIO_SMODE: 583 if (*(int *)data == WSDISPLAYIO_MODE_EMUL){ 584 if (sc->sc_mapping){ 585 sc->sc_mapping = 0; 586 if (dc->dc_state&HPCFB_DC_DRAWING) 587 dc->dc_state &= ~HPCFB_DC_ABORT; 588 #ifdef HPCFB_FORCE_REDRAW 589 hpcfb_refresh_screen(sc); 590 #else 591 dc->dc_state |= HPCFB_DC_UPDATEALL; 592 #endif 593 } 594 } else { 595 if (!sc->sc_mapping) { 596 sc->sc_mapping = 1; 597 dc->dc_state |= HPCFB_DC_ABORT; 598 } 599 sc->sc_mapping = 1; 600 } 601 if (sc && sc->sc_accessops->iodone) 602 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 603 return (0); 604 605 case WSDISPLAYIO_GETCMAP: 606 case WSDISPLAYIO_PUTCMAP: 607 case WSDISPLAYIO_SVIDEO: 608 case WSDISPLAYIO_GVIDEO: 609 case WSDISPLAYIO_GETPARAM: 610 case WSDISPLAYIO_SETPARAM: 611 case HPCFBIO_GCONF: 612 case HPCFBIO_SCONF: 613 case HPCFBIO_GDSPCONF: 614 case HPCFBIO_SDSPCONF: 615 case HPCFBIO_GOP: 616 case HPCFBIO_SOP: 617 return ((*sc->sc_accessops->ioctl)(sc->sc_accessctx, 618 cmd, data, flag, l)); 619 620 default: 621 if (IOCGROUP(cmd) != 't') 622 DPRINTF(("%s(%d): hpcfb_ioctl(%lx, %lx) grp=%c num=%ld\n", 623 __FILE__, __LINE__, 624 cmd, (u_long)data, (char)IOCGROUP(cmd), cmd&0xff)); 625 break; 626 } 627 628 return (EPASSTHROUGH); /* Inappropriate ioctl for device */ 629 } 630 631 paddr_t 632 hpcfb_mmap(void *v, void *vs, off_t offset, int prot) 633 { 634 struct hpcfb_softc *sc = v; 635 636 return ((*sc->sc_accessops->mmap)(sc->sc_accessctx, offset, prot)); 637 } 638 639 static void 640 hpcfb_power(int why, void *arg) 641 { 642 struct hpcfb_softc *sc = arg; 643 644 if (sc->sc_dc == NULL) 645 return; /* You have no screen yet. */ 646 647 switch (why) { 648 case PWR_STANDBY: 649 break; 650 case PWR_SOFTSUSPEND: { 651 struct wsdisplay_softc *wsc = device_private(sc->sc_wsdisplay); 652 653 sc->sc_screen_resumed = wsdisplay_getactivescreen(wsc); 654 655 if (wsdisplay_switch(sc->sc_wsdisplay, 656 WSDISPLAY_NULLSCREEN, 1 /* waitok */) == 0) { 657 wsscreen_switchwait(wsc, WSDISPLAY_NULLSCREEN); 658 } else { 659 sc->sc_screen_resumed = WSDISPLAY_NULLSCREEN; 660 } 661 662 sc->sc_dc->dc_state &= ~HPCFB_DC_CURRENT; 663 break; 664 } 665 case PWR_SOFTRESUME: 666 sc->sc_dc->dc_state |= HPCFB_DC_CURRENT; 667 if (sc->sc_screen_resumed != WSDISPLAY_NULLSCREEN) 668 wsdisplay_switch(sc->sc_wsdisplay, 669 sc->sc_screen_resumed, 1 /* waitok */); 670 break; 671 } 672 } 673 674 static bool 675 hpcfb_suspend(device_t self, const pmf_qual_t *qual) 676 { 677 struct hpcfb_softc *sc = device_private(self); 678 679 hpcfb_power(PWR_SOFTSUSPEND, sc); 680 return true; 681 } 682 683 static bool 684 hpcfb_resume(device_t self, const pmf_qual_t *qual) 685 { 686 struct hpcfb_softc *sc = device_private(self); 687 688 hpcfb_power(PWR_SOFTRESUME, sc); 689 return true; 690 } 691 692 void 693 hpcfb_refresh_screen(struct hpcfb_softc *sc) 694 { 695 struct hpcfb_devconfig *dc = sc->sc_dc; 696 int x, y; 697 698 DPRINTF(("hpcfb_refres_screen()\n")); 699 if (dc == NULL) 700 return; 701 702 #ifdef HPCFB_JUMP 703 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 704 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 705 dc->dc_state &= ~HPCFB_DC_UPDATE; 706 callout_stop(&dc->dc_scroll_ch); 707 } 708 #endif /* HPCFB_JUMP */ 709 /* 710 * refresh screen 711 */ 712 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 713 x = dc->dc_curx; 714 y = dc->dc_cury; 715 if (0 <= x && 0 <= y) 716 hpcfb_cursor_raw(dc, 0, y, x); /* disable cursor */ 717 /* redraw all text */ 718 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 719 if (0 <= x && 0 <= y) 720 hpcfb_cursor_raw(dc, 1, y, x); /* enable cursor */ 721 } 722 723 static int 724 hpcfb_alloc_screen(void *v, const struct wsscreen_descr *type, 725 void **cookiep, int *curxp, int *curyp, long *attrp) 726 { 727 struct hpcfb_softc *sc = v; 728 struct hpcfb_devconfig *dc; 729 730 DPRINTF(("%s(%d): hpcfb_alloc_screen()\n", __FILE__, __LINE__)); 731 732 dc = malloc(sizeof(*dc), M_DEVBUF, M_WAITOK|M_ZERO); 733 if (dc == NULL) 734 return ENOMEM; 735 736 dc->dc_sc = sc; 737 if (hpcfb_init(&sc->sc_fbconflist[0], dc) != 0) { 738 free(dc, M_DEVBUF); 739 return EINVAL; 740 } 741 if (sc->sc_accessops->font) { 742 sc->sc_accessops->font(sc->sc_accessctx, 743 dc->dc_rinfo.ri_font); 744 } 745 /* Set video chip dependent CLUT if any. */ 746 if (sc->sc_accessops->setclut) 747 sc->sc_accessops->setclut(sc->sc_accessctx, &dc->dc_rinfo); 748 printf("hpcfb: %dx%d pixels, %d colors, %dx%d chars\n", 749 dc->dc_rinfo.ri_width, dc->dc_rinfo.ri_height, 750 (1 << dc->dc_rinfo.ri_depth), 751 dc->dc_rinfo.ri_cols, dc->dc_rinfo.ri_rows); 752 753 /* 754 * XXX, wsdisplay won't reffer the information in wsscreen_descr 755 * structure until alloc_screen will be called, at least, under 756 * current implementation... 757 */ 758 hpcfb_stdscreen.nrows = dc->dc_rows; 759 hpcfb_stdscreen.ncols = dc->dc_cols; 760 hpcfb_stdscreen.capabilities = dc->dc_rinfo.ri_caps; 761 762 dc->dc_fbaddr = dc->dc_rinfo.ri_bits; 763 dc->dc_rows = dc->dc_rinfo.ri_rows; 764 dc->dc_cols = dc->dc_rinfo.ri_cols; 765 dc->dc_memsize = dc->dc_rinfo.ri_stride * dc->dc_rinfo.ri_height; 766 767 dc->dc_curx = -1; 768 dc->dc_cury = -1; 769 dc->dc_tvram = malloc(sizeof(struct hpcfb_tvrow)*dc->dc_rows, 770 M_DEVBUF, M_WAITOK|M_ZERO); 771 if (dc->dc_tvram == NULL){ 772 free(dc, M_DEVBUF); 773 return (ENOMEM); 774 } 775 776 *curxp = 0; 777 *curyp = 0; 778 *cookiep = dc; 779 hpcfb_allocattr(*cookiep, WSCOL_WHITE, WSCOL_BLACK, 0, attrp); 780 DPRINTF(("%s(%d): hpcfb_alloc_screen(): %p\n", 781 __FILE__, __LINE__, dc)); 782 783 return (0); 784 } 785 786 static void 787 hpcfb_free_screen(void *v, void *cookie) 788 { 789 struct hpcfb_devconfig *dc = cookie; 790 791 DPRINTF(("%s(%d): hpcfb_free_screen(%p)\n", 792 __FILE__, __LINE__, cookie)); 793 #ifdef DIAGNOSTIC 794 if (dc == &hpcfb_console_dc) 795 panic("hpcfb_free_screen: console"); 796 #endif 797 free(dc->dc_tvram, M_DEVBUF); 798 free(dc, M_DEVBUF); 799 } 800 801 static int 802 hpcfb_show_screen(void *v, void *cookie, int waitok, 803 void (*cb)(void *, int, int), void *cbarg) 804 { 805 struct hpcfb_softc *sc = v; 806 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 807 struct hpcfb_devconfig *odc; 808 809 DPRINTF(("%s(%d): hpcfb_show_screen(%p)\n", 810 __FILE__, __LINE__, dc)); 811 812 odc = sc->sc_dc; 813 814 if (dc == NULL || odc == dc) { 815 hpcfb_refresh_screen(sc); 816 return (0); 817 } 818 819 if (odc != NULL) { 820 odc->dc_state |= HPCFB_DC_SWITCHREQ; 821 822 if ((odc->dc_state&HPCFB_DC_DRAWING) != 0) { 823 odc->dc_state |= HPCFB_DC_ABORT; 824 } 825 } 826 827 sc->sc_wantedscreen = cookie; 828 sc->sc_switchcb = cb; 829 sc->sc_switchcbarg = cbarg; 830 if (cb) { 831 callout_reset(&sc->sc_switch_callout, 0, 832 (void(*)(void *))hpcfb_doswitch, sc); 833 return (EAGAIN); 834 } 835 836 hpcfb_doswitch(sc); 837 return (0); 838 } 839 840 void 841 hpcfb_doswitch(struct hpcfb_softc *sc) 842 { 843 struct hpcfb_devconfig *dc; 844 struct hpcfb_devconfig *odc; 845 846 DPRINTF(("hpcfb_doswitch()\n")); 847 odc = sc->sc_dc; 848 dc = sc->sc_wantedscreen; 849 850 if (!dc) { 851 (*sc->sc_switchcb)(sc->sc_switchcbarg, EIO, 0); 852 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 853 return; 854 } 855 856 if (odc == dc) { 857 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 858 return; 859 } 860 861 if (odc) { 862 #ifdef HPCFB_JUMP 863 odc->dc_state |= HPCFB_DC_ABORT; 864 #endif /* HPCFB_JUMP */ 865 866 if (odc->dc_curx >= 0 && odc->dc_cury >= 0) 867 hpcfb_cursor_raw(odc, 0, odc->dc_cury, odc->dc_curx); 868 /* disable cursor */ 869 /* disable old screen */ 870 odc->dc_state &= ~HPCFB_DC_CURRENT; 871 /* XXX, This is too dangerous. 872 odc->dc_rinfo.ri_bits = NULL; 873 */ 874 } 875 /* switch screen to new one */ 876 dc->dc_state |= HPCFB_DC_CURRENT; 877 dc->dc_state &= ~HPCFB_DC_ABORT; 878 dc->dc_rinfo.ri_bits = dc->dc_fbaddr; 879 sc->sc_dc = dc; 880 881 /* redraw screen image */ 882 hpcfb_refresh_screen(sc); 883 884 sc->sc_wantedscreen = NULL; 885 if (sc->sc_switchcb) 886 (*sc->sc_switchcb)(sc->sc_switchcbarg, 0, 0); 887 888 if (odc != NULL) 889 odc->dc_state &= ~HPCFB_DC_SWITCHREQ; 890 dc->dc_state &= ~HPCFB_DC_SWITCHREQ; 891 return; 892 } 893 894 static void 895 hpcfb_pollc(void *v, int on) 896 { 897 struct hpcfb_softc *sc = v; 898 899 if (sc == NULL) 900 return; 901 sc->sc_polling = on; 902 if (sc->sc_accessops->iodone) 903 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 904 if (on) { 905 hpcfb_refresh_screen(sc); 906 if (sc->sc_accessops->iodone) 907 (*sc->sc_accessops->iodone)(sc->sc_accessctx); 908 } 909 910 return; 911 } 912 913 /* 914 * cursor 915 */ 916 void 917 hpcfb_cursor(void *cookie, int on, int row, int col) 918 { 919 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 920 921 if (on) { 922 dc->dc_curx = col; 923 dc->dc_cury = row; 924 } else { 925 dc->dc_curx = -1; 926 dc->dc_cury = -1; 927 } 928 929 hpcfb_cursor_raw(cookie, on, row, col); 930 } 931 932 void 933 hpcfb_cursor_raw(void *cookie, int on, int row, int col) 934 { 935 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 936 struct hpcfb_softc *sc = dc->dc_sc; 937 struct rasops_info *ri = &dc->dc_rinfo; 938 int curwidth, curheight; 939 int xoff, yoff; 940 941 #ifdef HPCFB_JUMP 942 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 943 dc->dc_state |= HPCFB_DC_UPDATE; 944 return; 945 } 946 #endif /* HPCFB_JUMP */ 947 if (!IS_DRAWABLE(dc)) { 948 return; 949 } 950 951 if (ri->ri_bits == NULL) 952 return; 953 954 dc->dc_state |= HPCFB_DC_DRAWING; 955 if (sc && sc->sc_accessops->cursor) { 956 xoff = col * ri->ri_font->fontwidth; 957 yoff = row * ri->ri_font->fontheight; 958 curheight = ri->ri_font->fontheight; 959 curwidth = ri->ri_font->fontwidth; 960 (*sc->sc_accessops->cursor)(sc->sc_accessctx, 961 on, xoff, yoff, curwidth, curheight); 962 } else 963 rasops_emul.cursor(ri, on, row, col); 964 dc->dc_state &= ~HPCFB_DC_DRAWING; 965 } 966 967 /* 968 * mapchar 969 */ 970 int 971 hpcfb_mapchar(void *cookie, int c, unsigned int *cp) 972 { 973 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 974 struct rasops_info *ri = &dc->dc_rinfo; 975 976 return (rasops_emul.mapchar(ri, c, cp)); 977 } 978 979 /* 980 * putchar 981 */ 982 void 983 hpcfb_tv_putchar(struct hpcfb_devconfig *dc, int row, int col, u_int uc, 984 long attr) 985 { 986 struct hpcfb_tvrow *vscn = dc->dc_tvram; 987 struct hpcfb_vchar *vc = &vscn[row].col[col]; 988 struct hpcfb_vchar *vcb; 989 990 if (vscn == 0) 991 return; 992 993 dc->dc_state |= HPCFB_DC_TDRAWING; 994 #ifdef HPCFB_JUMP 995 if (row < dc->dc_min_row) 996 dc->dc_min_row = row; 997 if (row > dc->dc_max_row) 998 dc->dc_max_row = row; 999 1000 #endif /* HPCFB_JUMP */ 1001 if (vscn[row].maxcol +1 == col) 1002 vscn[row].maxcol = col; 1003 else if (vscn[row].maxcol < col) { 1004 vcb = &vscn[row].col[vscn[row].maxcol+1]; 1005 memset(vcb, 0, 1006 sizeof(struct hpcfb_vchar)*(col-vscn[row].maxcol-1)); 1007 vscn[row].maxcol = col; 1008 } 1009 vc->c = uc; 1010 vc->attr = attr; 1011 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1012 #ifdef HPCFB_JUMP 1013 hpcfb_check_update(dc); 1014 #endif /* HPCFB_JUMP */ 1015 } 1016 1017 void 1018 hpcfb_putchar(void *cookie, int row, int col, u_int uc, long attr) 1019 { 1020 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1021 struct hpcfb_softc *sc = dc->dc_sc; 1022 struct rasops_info *ri = &dc->dc_rinfo; 1023 int xoff; 1024 int yoff; 1025 int fclr, uclr; 1026 struct wsdisplay_font *font; 1027 1028 hpcfb_tv_putchar(dc, row, col, uc, attr); 1029 #ifdef HPCFB_JUMP 1030 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1031 dc->dc_state |= HPCFB_DC_UPDATE; 1032 return; 1033 } 1034 #endif /* HPCFB_JUMP */ 1035 1036 if (!IS_DRAWABLE(dc)) { 1037 return; 1038 } 1039 1040 if (ri->ri_bits == NULL) 1041 return; 1042 1043 dc->dc_state |= HPCFB_DC_DRAWING; 1044 if (sc && sc->sc_accessops->putchar 1045 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1046 font = ri->ri_font; 1047 yoff = row * ri->ri_font->fontheight; 1048 xoff = col * ri->ri_font->fontwidth; 1049 fclr = ri->ri_devcmap[((u_int)attr >> 24) & 15]; 1050 uclr = ri->ri_devcmap[((u_int)attr >> 16) & 15]; 1051 1052 (*sc->sc_accessops->putchar)(sc->sc_accessctx, 1053 xoff, yoff, font, fclr, uclr, uc, attr); 1054 } else 1055 rasops_emul.putchar(ri, row, col, uc, attr); 1056 dc->dc_state &= ~HPCFB_DC_DRAWING; 1057 #ifdef HPCFB_JUMP 1058 hpcfb_check_update(dc); 1059 #endif /* HPCFB_JUMP */ 1060 } 1061 1062 /* 1063 * copycols 1064 */ 1065 void 1066 hpcfb_tv_copycols(struct hpcfb_devconfig *dc, int row, int srccol, int dstcol, 1067 int ncols) 1068 { 1069 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1070 struct hpcfb_vchar *svc = &vscn[row].col[srccol]; 1071 struct hpcfb_vchar *dvc = &vscn[row].col[dstcol]; 1072 1073 if (vscn == 0) 1074 return; 1075 1076 dc->dc_state |= HPCFB_DC_TDRAWING; 1077 #ifdef HPCFB_JUMP 1078 if (row < dc->dc_min_row) 1079 dc->dc_min_row = row; 1080 if (row > dc->dc_max_row) 1081 dc->dc_max_row = row; 1082 #endif /* HPCFB_JUMP */ 1083 1084 memcpy(dvc, svc, ncols*sizeof(struct hpcfb_vchar)); 1085 if (vscn[row].maxcol < srccol+ncols-1) 1086 vscn[row].maxcol = srccol+ncols-1; 1087 if (vscn[row].maxcol < dstcol+ncols-1) 1088 vscn[row].maxcol = dstcol+ncols-1; 1089 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1090 #ifdef HPCFB_JUMP 1091 hpcfb_check_update(dc); 1092 #endif /* HPCFB_JUMP */ 1093 } 1094 1095 void 1096 hpcfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1097 { 1098 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1099 struct hpcfb_softc *sc = dc->dc_sc; 1100 struct rasops_info *ri = &dc->dc_rinfo; 1101 int srcxoff,dstxoff; 1102 int srcyoff,dstyoff; 1103 int height, width; 1104 1105 hpcfb_tv_copycols(dc, row, srccol, dstcol, ncols); 1106 #ifdef HPCFB_JUMP 1107 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1108 dc->dc_state |= HPCFB_DC_UPDATE; 1109 return; 1110 } 1111 #endif /* HPCFB_JUMP */ 1112 if (!IS_DRAWABLE(dc)) { 1113 return; 1114 } 1115 1116 if (ri->ri_bits == NULL) 1117 return; 1118 1119 dc->dc_state |= HPCFB_DC_DRAWING; 1120 if (sc && sc->sc_accessops->bitblit 1121 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1122 srcxoff = srccol * ri->ri_font->fontwidth; 1123 srcyoff = row * ri->ri_font->fontheight; 1124 dstxoff = dstcol * ri->ri_font->fontwidth; 1125 dstyoff = row * ri->ri_font->fontheight; 1126 width = ncols * ri->ri_font->fontwidth; 1127 height = ri->ri_font->fontheight; 1128 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1129 srcxoff, srcyoff, dstxoff, dstyoff, height, width); 1130 } else 1131 rasops_emul.copycols(ri, row, srccol, dstcol, ncols); 1132 dc->dc_state &= ~HPCFB_DC_DRAWING; 1133 #ifdef HPCFB_JUMP 1134 hpcfb_check_update(dc); 1135 #endif /* HPCFB_JUMP */ 1136 } 1137 1138 1139 /* 1140 * erasecols 1141 */ 1142 void 1143 hpcfb_tv_erasecols(struct hpcfb_devconfig *dc, 1144 int row, int startcol, int ncols, long attr) 1145 { 1146 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1147 1148 if (vscn == 0) 1149 return; 1150 1151 dc->dc_state |= HPCFB_DC_TDRAWING; 1152 #ifdef HPCFB_JUMP 1153 if (row < dc->dc_min_row) 1154 dc->dc_min_row = row; 1155 if (row > dc->dc_max_row) 1156 dc->dc_max_row = row; 1157 #endif /* HPCFB_JUMP */ 1158 1159 vscn[row].maxcol = startcol-1; 1160 if (vscn[row].spacecol < startcol+ncols-1) 1161 vscn[row].spacecol = startcol+ncols-1; 1162 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1163 #ifdef HPCFB_JUMP 1164 hpcfb_check_update(dc); 1165 #endif /* HPCFB_JUMP */ 1166 } 1167 1168 void 1169 hpcfb_erasecols(void *cookie, int row, int startcol, int ncols, long attr) 1170 { 1171 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1172 struct hpcfb_softc *sc = dc->dc_sc; 1173 struct rasops_info *ri = &dc->dc_rinfo; 1174 int xoff, yoff; 1175 int width, height; 1176 1177 hpcfb_tv_erasecols(dc, row, startcol, ncols, attr); 1178 #ifdef HPCFB_JUMP 1179 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1180 dc->dc_state |= HPCFB_DC_UPDATE; 1181 return; 1182 } 1183 #endif /* HPCFB_JUMP */ 1184 if (!IS_DRAWABLE(dc)) { 1185 return; 1186 } 1187 1188 if (ri->ri_bits == NULL) 1189 return; 1190 1191 dc->dc_state |= HPCFB_DC_DRAWING; 1192 if (sc && sc->sc_accessops->erase 1193 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1194 xoff = startcol * ri->ri_font->fontwidth; 1195 yoff = row * ri->ri_font->fontheight; 1196 width = ncols * ri->ri_font->fontwidth; 1197 height = ri->ri_font->fontheight; 1198 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1199 xoff, yoff, height, width, attr); 1200 } else 1201 rasops_emul.erasecols(ri, row, startcol, ncols, attr); 1202 dc->dc_state &= ~HPCFB_DC_DRAWING; 1203 #ifdef HPCFB_JUMP 1204 hpcfb_check_update(dc); 1205 #endif /* HPCFB_JUMP */ 1206 } 1207 1208 /* 1209 * Copy rows. 1210 */ 1211 void 1212 hpcfb_tv_copyrows(struct hpcfb_devconfig *dc, int src, int dst, int num) 1213 { 1214 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1215 struct hpcfb_tvrow *svc = &vscn[src]; 1216 struct hpcfb_tvrow *dvc = &vscn[dst]; 1217 int i; 1218 int d; 1219 1220 if (vscn == 0) 1221 return; 1222 1223 dc->dc_state |= HPCFB_DC_TDRAWING; 1224 #ifdef HPCFB_JUMP 1225 if (dst < dc->dc_min_row) 1226 dc->dc_min_row = dst; 1227 if (dst + num > dc->dc_max_row) 1228 dc->dc_max_row = dst + num -1; 1229 #endif /* HPCFB_JUMP */ 1230 1231 if (svc > dvc) 1232 d = 1; 1233 else if (svc < dvc) { 1234 svc += num-1; 1235 dvc += num-1; 1236 d = -1; 1237 } else { 1238 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1239 #ifdef HPCFB_JUMP 1240 hpcfb_check_update(dc); 1241 #endif /* HPCFB_JUMP */ 1242 return; 1243 } 1244 1245 for (i = 0; i < num; i++) { 1246 memcpy(&dvc->col[0], &svc->col[0], sizeof(struct hpcfb_vchar)*(svc->maxcol+1)); 1247 if (svc->maxcol < dvc->maxcol && dvc->spacecol < dvc->maxcol) 1248 dvc->spacecol = dvc->maxcol; 1249 dvc->maxcol = svc->maxcol; 1250 svc+=d; 1251 dvc+=d; 1252 } 1253 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1254 #ifdef HPCFB_JUMP 1255 hpcfb_check_update(dc); 1256 #endif /* HPCFB_JUMP */ 1257 } 1258 1259 void 1260 hpcfb_redraw(void *cookie, int row, int num, int all) 1261 { 1262 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1263 struct rasops_info *ri = &dc->dc_rinfo; 1264 int cols; 1265 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1266 struct hpcfb_vchar *svc; 1267 int i, j; 1268 1269 #ifdef HPCFB_JUMP 1270 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1271 dc->dc_state |= HPCFB_DC_UPDATE; 1272 return; 1273 } 1274 #endif /* HPCFB_JUMP */ 1275 if (dc->dc_sc != NULL 1276 && !dc->dc_sc->sc_polling 1277 && dc->dc_sc->sc_mapping) 1278 return; 1279 1280 dc->dc_state &= ~HPCFB_DC_ABORT; 1281 1282 if (vscn == 0) 1283 return; 1284 1285 if (!IS_DRAWABLE(dc)) { 1286 return; 1287 } 1288 1289 if (ri->ri_bits == NULL) 1290 return; 1291 1292 dc->dc_state |= HPCFB_DC_DRAWING; 1293 dc->dc_state |= HPCFB_DC_TDRAWING; 1294 for (i = 0; i < num; i++) { 1295 if (dc->dc_state&HPCFB_DC_ABORT) 1296 break; 1297 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1298 break; 1299 cols = vscn[row+i].maxcol; 1300 for (j = 0; j <= cols; j++) { 1301 if (dc->dc_state&HPCFB_DC_ABORT) 1302 continue; 1303 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1304 continue; 1305 svc = &vscn[row+i].col[j]; 1306 rasops_emul.putchar(ri, row + i, j, svc->c, svc->attr); 1307 } 1308 if (all) 1309 cols = dc->dc_cols-1; 1310 else 1311 cols = vscn[row+i].spacecol; 1312 for (; j <= cols; j++) { 1313 if (dc->dc_state&HPCFB_DC_ABORT) 1314 continue; 1315 if ((dc->dc_state&HPCFB_DC_CURRENT) == 0) 1316 continue; 1317 rasops_emul.putchar(ri, row + i, j, ' ', 0); 1318 } 1319 vscn[row+i].spacecol = 0; 1320 } 1321 if (dc->dc_state&HPCFB_DC_ABORT) 1322 dc->dc_state &= ~HPCFB_DC_ABORT; 1323 dc->dc_state &= ~HPCFB_DC_DRAWING; 1324 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1325 #ifdef HPCFB_JUMP 1326 hpcfb_check_update(dc); 1327 #endif /* HPCFB_JUMP */ 1328 } 1329 1330 #ifdef HPCFB_JUMP 1331 void 1332 hpcfb_update(void *v) 1333 { 1334 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1335 1336 /* callout_stop(&dc->dc_scroll_ch); */ 1337 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1338 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1339 hpcfb_cursor_raw(dc, 0, dc->dc_cury, dc->dc_curx); 1340 if ((dc->dc_state&HPCFB_DC_UPDATEALL)) { 1341 hpcfb_redraw(dc, 0, dc->dc_rows, 1); 1342 dc->dc_state &= ~(HPCFB_DC_UPDATE|HPCFB_DC_UPDATEALL); 1343 } else if ((dc->dc_state&HPCFB_DC_UPDATE)) { 1344 hpcfb_redraw(dc, dc->dc_min_row, 1345 dc->dc_max_row - dc->dc_min_row, 0); 1346 dc->dc_state &= ~HPCFB_DC_UPDATE; 1347 } else { 1348 hpcfb_redraw(dc, dc->dc_scroll_dst, dc->dc_scroll_num, 0); 1349 } 1350 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1351 hpcfb_cursor_raw(dc, 1, dc->dc_cury, dc->dc_curx); 1352 } 1353 1354 void 1355 hpcfb_do_scroll(void *v) 1356 { 1357 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1358 1359 dc->dc_state |= HPCFB_DC_SCRTHREAD; 1360 if (dc->dc_state&(HPCFB_DC_DRAWING|HPCFB_DC_TDRAWING)) 1361 dc->dc_state |= HPCFB_DC_SCRDELAY; 1362 else if (dc->dc_sc != NULL && dc->dc_sc->sc_thread) 1363 wakeup(dc->dc_sc); 1364 else if (dc->dc_sc != NULL && !dc->dc_sc->sc_mapping) { 1365 /* draw only EMUL mode */ 1366 hpcfb_update(v); 1367 } 1368 dc->dc_state &= ~HPCFB_DC_SCRTHREAD; 1369 } 1370 1371 void 1372 hpcfb_check_update(void *v) 1373 { 1374 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)v; 1375 1376 if (dc->dc_sc != NULL 1377 && dc->dc_sc->sc_polling 1378 && (dc->dc_state&HPCFB_DC_SCROLLPENDING)){ 1379 callout_stop(&dc->dc_scroll_ch); 1380 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1381 hpcfb_update(v); 1382 } 1383 else if (dc->dc_state&HPCFB_DC_SCRDELAY){ 1384 dc->dc_state &= ~HPCFB_DC_SCRDELAY; 1385 hpcfb_update(v); 1386 } else if (dc->dc_state&HPCFB_DC_UPDATEALL){ 1387 dc->dc_state &= ~HPCFB_DC_UPDATEALL; 1388 hpcfb_update(v); 1389 } 1390 } 1391 #endif /* HPCFB_JUMP */ 1392 1393 void 1394 hpcfb_copyrows(void *cookie, int src, int dst, int num) 1395 { 1396 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1397 struct rasops_info *ri = &dc->dc_rinfo; 1398 struct hpcfb_softc *sc = dc->dc_sc; 1399 int srcyoff, dstyoff; 1400 int width, height; 1401 1402 hpcfb_tv_copyrows(cookie, src, dst, num); 1403 1404 if (!IS_DRAWABLE(dc)) { 1405 return; 1406 } 1407 1408 if (ri->ri_bits == NULL) 1409 return; 1410 1411 if (sc && sc->sc_accessops->bitblit 1412 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1413 dc->dc_state |= HPCFB_DC_DRAWING; 1414 srcyoff = src * ri->ri_font->fontheight; 1415 dstyoff = dst * ri->ri_font->fontheight; 1416 width = dc->dc_cols * ri->ri_font->fontwidth; 1417 height = num * ri->ri_font->fontheight; 1418 (*sc->sc_accessops->bitblit)(sc->sc_accessctx, 1419 0, srcyoff, 0, dstyoff, height, width); 1420 dc->dc_state &= ~HPCFB_DC_DRAWING; 1421 } 1422 else { 1423 #ifdef HPCFB_JUMP 1424 if (sc && sc->sc_polling) { 1425 hpcfb_check_update(dc); 1426 } else if ((dc->dc_state&HPCFB_DC_SCROLLPENDING) == 0) { 1427 dc->dc_state |= HPCFB_DC_SCROLLPENDING; 1428 dc->dc_scroll = 1; 1429 dc->dc_scroll_src = src; 1430 dc->dc_scroll_dst = dst; 1431 dc->dc_scroll_num = num; 1432 callout_reset(&dc->dc_scroll_ch, hz/100, &hpcfb_do_scroll, dc); 1433 return; 1434 } else if (dc->dc_scroll++ < dc->dc_rows/HPCFB_MAX_JUMP) { 1435 dc->dc_state |= HPCFB_DC_UPDATE; 1436 return; 1437 } else { 1438 dc->dc_state &= ~HPCFB_DC_SCROLLPENDING; 1439 callout_stop(&dc->dc_scroll_ch); 1440 } 1441 if (dc->dc_state&HPCFB_DC_UPDATE) { 1442 dc->dc_state &= ~HPCFB_DC_UPDATE; 1443 hpcfb_redraw(cookie, dc->dc_min_row, 1444 dc->dc_max_row - dc->dc_min_row, 0); 1445 dc->dc_max_row = 0; 1446 dc->dc_min_row = dc->dc_rows; 1447 if (dc->dc_curx > 0 && dc->dc_cury > 0) 1448 hpcfb_cursor(dc, 1, dc->dc_cury, dc->dc_curx); 1449 return; 1450 } 1451 #endif /* HPCFB_JUMP */ 1452 hpcfb_redraw(cookie, dst, num, 0); 1453 } 1454 #ifdef HPCFB_JUMP 1455 hpcfb_check_update(dc); 1456 #endif /* HPCFB_JUMP */ 1457 } 1458 1459 /* 1460 * eraserows 1461 */ 1462 void 1463 hpcfb_tv_eraserows(struct hpcfb_devconfig *dc, 1464 int row, int nrow, long attr) 1465 { 1466 struct hpcfb_tvrow *vscn = dc->dc_tvram; 1467 int cols; 1468 int i; 1469 1470 if (vscn == 0) 1471 return; 1472 1473 dc->dc_state |= HPCFB_DC_TDRAWING; 1474 dc->dc_state &= ~HPCFB_DC_TDRAWING; 1475 #ifdef HPCFB_JUMP 1476 if (row < dc->dc_min_row) 1477 dc->dc_min_row = row; 1478 if (row + nrow > dc->dc_max_row) 1479 dc->dc_max_row = row + nrow; 1480 #endif /* HPCFB_JUMP */ 1481 1482 for (i = 0; i < nrow; i++) { 1483 cols = vscn[row+i].maxcol; 1484 if (vscn[row+i].spacecol < cols) 1485 vscn[row+i].spacecol = cols; 1486 vscn[row+i].maxcol = -1; 1487 } 1488 #ifdef HPCFB_JUMP 1489 hpcfb_check_update(dc); 1490 #endif /* HPCFB_JUMP */ 1491 } 1492 1493 void 1494 hpcfb_eraserows(void *cookie, int row, int nrow, long attr) 1495 { 1496 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1497 struct hpcfb_softc *sc = dc->dc_sc; 1498 struct rasops_info *ri = &dc->dc_rinfo; 1499 int yoff; 1500 int width; 1501 int height; 1502 1503 hpcfb_tv_eraserows(dc, row, nrow, attr); 1504 #ifdef HPCFB_JUMP 1505 if (dc->dc_state&HPCFB_DC_SCROLLPENDING) { 1506 dc->dc_state |= HPCFB_DC_UPDATE; 1507 return; 1508 } 1509 #endif /* HPCFB_JUMP */ 1510 if (!IS_DRAWABLE(dc)) { 1511 return; 1512 } 1513 1514 if (ri->ri_bits == NULL) 1515 return; 1516 1517 dc->dc_state |= HPCFB_DC_DRAWING; 1518 if (sc && sc->sc_accessops->erase 1519 && (dc->dc_state&HPCFB_DC_CURRENT)) { 1520 yoff = row * ri->ri_font->fontheight; 1521 width = dc->dc_cols * ri->ri_font->fontwidth; 1522 height = nrow * ri->ri_font->fontheight; 1523 (*sc->sc_accessops->erase)(sc->sc_accessctx, 1524 0, yoff, height, width, attr); 1525 } else 1526 rasops_emul.eraserows(ri, row, nrow, attr); 1527 dc->dc_state &= ~HPCFB_DC_DRAWING; 1528 #ifdef HPCFB_JUMP 1529 hpcfb_check_update(dc); 1530 #endif /* HPCFB_JUMP */ 1531 } 1532 1533 /* 1534 * allocattr 1535 */ 1536 int 1537 hpcfb_allocattr(void *cookie, int fg, int bg, int flags, long *attrp) 1538 { 1539 struct hpcfb_devconfig *dc = (struct hpcfb_devconfig *)cookie; 1540 struct rasops_info *ri = &dc->dc_rinfo; 1541 1542 return (rasops_emul.allocattr(ri, fg, bg, flags, attrp)); 1543 } 1544