1 /* $NetBSD: voyagerfb.c,v 1.27 2014/03/11 08:19:45 mrg Exp $ */ 2 3 /* 4 * Copyright (c) 2009, 2011 Michael Lorenz 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 /* 29 * A console driver for Silicon Motion SM502 / Voyager GX graphics controllers 30 * tested on GDIUM only so far 31 */ 32 33 #include <sys/cdefs.h> 34 __KERNEL_RCSID(0, "$NetBSD: voyagerfb.c,v 1.27 2014/03/11 08:19:45 mrg Exp $"); 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/device.h> 40 #include <sys/malloc.h> 41 #include <sys/lwp.h> 42 #include <sys/kauth.h> 43 44 #include <dev/videomode/videomode.h> 45 46 #include <dev/pci/pcivar.h> 47 #include <dev/pci/pcireg.h> 48 #include <dev/pci/pcidevs.h> 49 #include <dev/pci/pciio.h> 50 #include <dev/ic/sm502reg.h> 51 52 #include <dev/wscons/wsdisplayvar.h> 53 #include <dev/wscons/wsconsio.h> 54 #include <dev/wsfont/wsfont.h> 55 #include <dev/rasops/rasops.h> 56 #include <dev/wscons/wsdisplay_vconsvar.h> 57 #include <dev/pci/wsdisplay_pci.h> 58 59 #include <dev/i2c/i2cvar.h> 60 #include <dev/pci/voyagervar.h> 61 #include <dev/wscons/wsdisplay_glyphcachevar.h> 62 63 #include "opt_voyagerfb.h" 64 65 #ifdef VOYAGERFB_DEBUG 66 #define DPRINTF aprint_error 67 #else 68 #define DPRINTF while (0) printf 69 #endif 70 71 /* XXX these are gdium-specific */ 72 #define GPIO_BACKLIGHT 0x20000000 73 74 struct voyagerfb_softc { 75 device_t sc_dev; 76 77 pci_chipset_tag_t sc_pc; 78 pcitag_t sc_pcitag; 79 bus_space_tag_t sc_memt; 80 81 bus_space_handle_t sc_fbh; 82 bus_space_handle_t sc_regh; 83 bus_addr_t sc_fb, sc_reg; 84 bus_size_t sc_fbsize, sc_regsize; 85 86 int sc_width, sc_height, sc_depth, sc_stride; 87 int sc_locked; 88 void *sc_fbaddr; 89 struct vcons_screen sc_console_screen; 90 struct wsscreen_descr sc_defaultscreen_descr; 91 const struct wsscreen_descr *sc_screens[1]; 92 struct wsscreen_list sc_screenlist; 93 struct vcons_data vd; 94 uint8_t *sc_dataport; 95 int sc_mode; 96 int sc_bl_on, sc_bl_level; 97 void *sc_gpio_cookie; 98 99 /* cursor stuff */ 100 int sc_cur_x; 101 int sc_cur_y; 102 int sc_hot_x; 103 int sc_hot_y; 104 uint32_t sc_cursor_addr; 105 uint32_t *sc_cursor; 106 107 /* colour map */ 108 u_char sc_cmap_red[256]; 109 u_char sc_cmap_green[256]; 110 u_char sc_cmap_blue[256]; 111 112 glyphcache sc_gc; 113 }; 114 115 static int voyagerfb_match(device_t, cfdata_t, void *); 116 static void voyagerfb_attach(device_t, device_t, void *); 117 118 CFATTACH_DECL_NEW(voyagerfb, sizeof(struct voyagerfb_softc), 119 voyagerfb_match, voyagerfb_attach, NULL, NULL); 120 121 extern const u_char rasops_cmap[768]; 122 123 static int voyagerfb_ioctl(void *, void *, u_long, void *, int, 124 struct lwp *); 125 static paddr_t voyagerfb_mmap(void *, void *, off_t, int); 126 static void voyagerfb_init_screen(void *, struct vcons_screen *, int, 127 long *); 128 129 static int voyagerfb_putcmap(struct voyagerfb_softc *, 130 struct wsdisplay_cmap *); 131 static int voyagerfb_getcmap(struct voyagerfb_softc *, 132 struct wsdisplay_cmap *); 133 static void voyagerfb_restore_palette(struct voyagerfb_softc *); 134 static int voyagerfb_putpalreg(struct voyagerfb_softc *, int, uint8_t, 135 uint8_t, uint8_t); 136 137 static void voyagerfb_init(struct voyagerfb_softc *); 138 139 static void voyagerfb_rectfill(struct voyagerfb_softc *, int, int, int, int, 140 uint32_t); 141 static void voyagerfb_bitblt(void *, int, int, int, int, 142 int, int, int); 143 144 static void voyagerfb_cursor(void *, int, int, int); 145 static void voyagerfb_putchar_mono(void *, int, int, u_int, long); 146 static void voyagerfb_putchar_aa32(void *, int, int, u_int, long); 147 static void voyagerfb_putchar_aa8(void *, int, int, u_int, long); 148 static void voyagerfb_copycols(void *, int, int, int, int); 149 static void voyagerfb_erasecols(void *, int, int, int, long); 150 static void voyagerfb_copyrows(void *, int, int, int); 151 static void voyagerfb_eraserows(void *, int, int, long); 152 153 static int voyagerfb_set_curpos(struct voyagerfb_softc *, int, int); 154 static int voyagerfb_gcursor(struct voyagerfb_softc *, 155 struct wsdisplay_cursor *); 156 static int voyagerfb_scursor(struct voyagerfb_softc *, 157 struct wsdisplay_cursor *); 158 159 struct wsdisplay_accessops voyagerfb_accessops = { 160 voyagerfb_ioctl, 161 voyagerfb_mmap, 162 NULL, /* alloc_screen */ 163 NULL, /* free_screen */ 164 NULL, /* show_screen */ 165 NULL, /* load_font */ 166 NULL, /* pollc */ 167 NULL /* scroll */ 168 }; 169 170 static void voyagerfb_setup_backlight(struct voyagerfb_softc *); 171 static void voyagerfb_brightness_up(device_t); 172 static void voyagerfb_brightness_down(device_t); 173 /* set backlight level */ 174 static void voyagerfb_set_backlight(struct voyagerfb_softc *, int); 175 /* turn backlight on and off without messing with the level */ 176 static void voyagerfb_switch_backlight(struct voyagerfb_softc *, int); 177 178 /* wait for FIFO empty so we can feed it another command */ 179 static inline void 180 voyagerfb_ready(struct voyagerfb_softc *sc) 181 { 182 do {} while ((bus_space_read_4(sc->sc_memt, sc->sc_regh, 183 SM502_SYSTEM_CTRL) & SM502_SYSCTL_FIFO_EMPTY) == 0); 184 } 185 186 /* wait for the drawing engine to be idle */ 187 static inline void 188 voyagerfb_wait(struct voyagerfb_softc *sc) 189 { 190 do {} while ((bus_space_read_4(sc->sc_memt, sc->sc_regh, 191 SM502_SYSTEM_CTRL) & SM502_SYSCTL_ENGINE_BUSY) != 0); 192 } 193 194 static int 195 voyagerfb_match(device_t parent, cfdata_t match, void *aux) 196 { 197 struct voyager_attach_args *vaa = (struct voyager_attach_args *)aux; 198 199 if (strcmp(vaa->vaa_name, "voyagerfb") == 0) return 100; 200 return 0; 201 } 202 203 static void 204 voyagerfb_attach(device_t parent, device_t self, void *aux) 205 { 206 struct voyagerfb_softc *sc = device_private(self); 207 struct voyager_attach_args *vaa = aux; 208 struct rasops_info *ri; 209 struct wsemuldisplaydev_attach_args aa; 210 prop_dictionary_t dict; 211 unsigned long defattr; 212 uint32_t reg; 213 bool is_console; 214 int i, j; 215 uint8_t cmap[768]; 216 217 sc->sc_pc = vaa->vaa_pc; 218 sc->sc_pcitag = vaa->vaa_pcitag; 219 sc->sc_memt = vaa->vaa_tag; 220 sc->sc_dev = self; 221 222 aprint_normal("\n"); 223 224 dict = device_properties(self); 225 prop_dictionary_get_bool(dict, "is_console", &is_console); 226 227 sc->sc_fb = vaa->vaa_mem_pa; 228 sc->sc_fbh = vaa->vaa_memh; 229 sc->sc_fbaddr = bus_space_vaddr(sc->sc_memt, sc->sc_fbh); 230 231 sc->sc_reg = vaa->vaa_reg_pa; 232 sc->sc_regh = vaa->vaa_regh; 233 sc->sc_regsize = 2 * 1024 * 1024; 234 sc->sc_dataport = bus_space_vaddr(sc->sc_memt, sc->sc_regh); 235 sc->sc_dataport += SM502_DATAPORT; 236 237 sc->sc_gpio_cookie = device_private(parent); 238 239 reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, SM502_DRAM_CONTROL); 240 switch(reg & 0x0000e000) { 241 case SM502_MEM_2M: 242 sc->sc_fbsize = 2 * 1024 * 1024; 243 break; 244 case SM502_MEM_4M: 245 sc->sc_fbsize = 4 * 1024 * 1024; 246 break; 247 case SM502_MEM_8M: 248 sc->sc_fbsize = 8 * 1024 * 1024; 249 break; 250 case SM502_MEM_16M: 251 sc->sc_fbsize = 16 * 1024 * 1024; 252 break; 253 case SM502_MEM_32M: 254 sc->sc_fbsize = 32 * 1024 * 1024; 255 break; 256 case SM502_MEM_64M: 257 sc->sc_fbsize = 64 * 1024 * 1024; 258 break; 259 } 260 261 sc->sc_width = (bus_space_read_4(sc->sc_memt, sc->sc_regh, 262 SM502_PANEL_FB_WIDTH) & SM502_FBW_WIN_WIDTH_MASK) >> 16; 263 sc->sc_height = (bus_space_read_4(sc->sc_memt, sc->sc_regh, 264 SM502_PANEL_FB_HEIGHT) & SM502_FBH_WIN_HEIGHT_MASK) >> 16; 265 266 #ifdef VOYAGERFB_DEPTH_32 267 sc->sc_depth = 32; 268 #else 269 sc->sc_depth = 8; 270 #endif 271 272 printf("%s: %d x %d, %d bit, stride %d\n", device_xname(self), 273 sc->sc_width, sc->sc_height, sc->sc_depth, sc->sc_stride); 274 275 /* 276 * XXX yeah, casting the fb address to uint32_t is formally wrong 277 * but as far as I know there are no SM502 with 64bit BARs 278 */ 279 aprint_normal("%s: %d MB video memory at 0x%08x\n", device_xname(self), 280 (int)(sc->sc_fbsize >> 20), (uint32_t)sc->sc_fb); 281 282 /* init engine here */ 283 voyagerfb_init(sc); 284 285 sc->sc_defaultscreen_descr = (struct wsscreen_descr){ 286 "default", 287 0, 0, 288 NULL, 289 8, 16, 290 WSSCREEN_WSCOLORS | WSSCREEN_HILIT, 291 NULL 292 }; 293 sc->sc_screens[0] = &sc->sc_defaultscreen_descr; 294 sc->sc_screenlist = (struct wsscreen_list){1, sc->sc_screens}; 295 sc->sc_mode = WSDISPLAYIO_MODE_EMUL; 296 sc->sc_locked = 0; 297 298 vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr, 299 &voyagerfb_accessops); 300 sc->vd.init_screen = voyagerfb_init_screen; 301 302 /* backlight control */ 303 voyagerfb_setup_backlight(sc); 304 305 ri = &sc->sc_console_screen.scr_ri; 306 307 sc->sc_gc.gc_bitblt = voyagerfb_bitblt; 308 sc->sc_gc.gc_blitcookie = sc; 309 sc->sc_gc.gc_rop = ROP_COPY; 310 if (is_console) { 311 vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1, 312 &defattr); 313 sc->sc_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC; 314 315 sc->sc_defaultscreen_descr.textops = &ri->ri_ops; 316 sc->sc_defaultscreen_descr.capabilities = ri->ri_caps; 317 sc->sc_defaultscreen_descr.nrows = ri->ri_rows; 318 sc->sc_defaultscreen_descr.ncols = ri->ri_cols; 319 } else { 320 if (sc->sc_console_screen.scr_ri.ri_rows == 0) { 321 /* do some minimal setup to avoid weirdness later */ 322 vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1, 323 &defattr); 324 } else 325 (*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr); 326 } 327 glyphcache_init(&sc->sc_gc, sc->sc_height, 328 (sc->sc_fbsize / sc->sc_stride) - sc->sc_height, 329 sc->sc_width, 330 ri->ri_font->fontwidth, 331 ri->ri_font->fontheight, 332 defattr); 333 if (is_console) 334 wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, 0, 335 defattr); 336 337 rasops_get_cmap(ri, cmap, sizeof(cmap)); 338 j = 0; 339 if (sc->sc_depth <= 8) { 340 for (i = 0; i < 256; i++) { 341 342 sc->sc_cmap_red[i] = cmap[j]; 343 sc->sc_cmap_green[i] = cmap[j + 1]; 344 sc->sc_cmap_blue[i] = cmap[j + 2]; 345 voyagerfb_putpalreg(sc, i, cmap[j], cmap[j + 1], 346 cmap[j + 2]); 347 j += 3; 348 } 349 } 350 351 voyagerfb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height, 352 ri->ri_devcmap[(defattr >> 16) & 0xff]); 353 354 if (is_console) 355 vcons_replay_msgbuf(&sc->sc_console_screen); 356 357 aa.console = is_console; 358 aa.scrdata = &sc->sc_screenlist; 359 aa.accessops = &voyagerfb_accessops; 360 aa.accesscookie = &sc->vd; 361 362 config_found(sc->sc_dev, &aa, wsemuldisplaydevprint); 363 } 364 365 static int 366 voyagerfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag, 367 struct lwp *l) 368 { 369 struct vcons_data *vd = v; 370 struct voyagerfb_softc *sc = vd->cookie; 371 struct wsdisplay_fbinfo *wdf; 372 struct vcons_screen *ms = vd->active; 373 struct wsdisplay_param *param; 374 375 switch (cmd) { 376 case WSDISPLAYIO_GTYPE: 377 *(u_int *)data = WSDISPLAY_TYPE_PCIMISC; 378 return 0; 379 380 /* PCI config read/write pass through. */ 381 case PCI_IOC_CFGREAD: 382 case PCI_IOC_CFGWRITE: 383 return pci_devioctl(sc->sc_pc, sc->sc_pcitag, 384 cmd, data, flag, l); 385 386 case WSDISPLAYIO_GET_BUSID: 387 return wsdisplayio_busid_pci(device_parent(sc->sc_dev), 388 sc->sc_pc, sc->sc_pcitag, data); 389 390 case WSDISPLAYIO_GINFO: 391 if (ms == NULL) 392 return ENODEV; 393 wdf = (void *)data; 394 wdf->height = ms->scr_ri.ri_height; 395 wdf->width = ms->scr_ri.ri_width; 396 wdf->depth = 32; 397 wdf->cmsize = 256; 398 return 0; 399 400 case WSDISPLAYIO_GETCMAP: 401 return voyagerfb_getcmap(sc, 402 (struct wsdisplay_cmap *)data); 403 404 case WSDISPLAYIO_PUTCMAP: 405 return voyagerfb_putcmap(sc, 406 (struct wsdisplay_cmap *)data); 407 408 case WSDISPLAYIO_LINEBYTES: 409 *(u_int *)data = sc->sc_stride; 410 return 0; 411 412 case WSDISPLAYIO_SMODE: { 413 int new_mode = *(int*)data; 414 if (new_mode != sc->sc_mode) { 415 sc->sc_mode = new_mode; 416 if(new_mode == WSDISPLAYIO_MODE_EMUL) { 417 #ifdef VOYAGERFB_DEPTH_32 418 sc->sc_depth = 32; 419 #else 420 sc->sc_depth = 8; 421 #endif 422 glyphcache_wipe(&sc->sc_gc); 423 voyagerfb_init(sc); 424 voyagerfb_restore_palette(sc); 425 vcons_redraw_screen(ms); 426 } else { 427 sc->sc_depth = 32; 428 voyagerfb_init(sc); 429 } 430 } 431 } 432 return 0; 433 434 case WSDISPLAYIO_GVIDEO: 435 *(int *)data = sc->sc_bl_on ? WSDISPLAYIO_VIDEO_ON : 436 WSDISPLAYIO_VIDEO_OFF; 437 return 0; 438 439 case WSDISPLAYIO_SVIDEO: { 440 int new_bl = *(int *)data; 441 442 voyagerfb_switch_backlight(sc, new_bl); 443 } 444 return 0; 445 446 case WSDISPLAYIO_GETPARAM: 447 param = (struct wsdisplay_param *)data; 448 switch (param->param) { 449 case WSDISPLAYIO_PARAM_BRIGHTNESS: 450 param->min = 0; 451 param->max = 255; 452 param->curval = sc->sc_bl_level; 453 return 0; 454 case WSDISPLAYIO_PARAM_BACKLIGHT: 455 param->min = 0; 456 param->max = 1; 457 param->curval = sc->sc_bl_on; 458 return 0; 459 } 460 return EPASSTHROUGH; 461 462 case WSDISPLAYIO_SETPARAM: 463 param = (struct wsdisplay_param *)data; 464 switch (param->param) { 465 case WSDISPLAYIO_PARAM_BRIGHTNESS: 466 voyagerfb_set_backlight(sc, param->curval); 467 return 0; 468 case WSDISPLAYIO_PARAM_BACKLIGHT: 469 voyagerfb_switch_backlight(sc, param->curval); 470 return 0; 471 } 472 return EPASSTHROUGH; 473 474 case WSDISPLAYIO_GCURPOS: 475 { 476 struct wsdisplay_curpos *pos; 477 478 pos = (struct wsdisplay_curpos *)data; 479 pos->x = sc->sc_cur_x; 480 pos->y = sc->sc_cur_y; 481 } 482 return 0; 483 484 case WSDISPLAYIO_SCURPOS: 485 { 486 struct wsdisplay_curpos *pos; 487 488 pos = (struct wsdisplay_curpos *)data; 489 voyagerfb_set_curpos(sc, pos->x, pos->y); 490 } 491 return 0; 492 493 case WSDISPLAYIO_GCURMAX: 494 { 495 struct wsdisplay_curpos *pos; 496 497 pos = (struct wsdisplay_curpos *)data; 498 pos->x = 64; 499 pos->y = 64; 500 } 501 return 0; 502 503 case WSDISPLAYIO_GCURSOR: 504 { 505 struct wsdisplay_cursor *cu; 506 507 cu = (struct wsdisplay_cursor *)data; 508 return voyagerfb_gcursor(sc, cu); 509 } 510 511 case WSDISPLAYIO_SCURSOR: 512 { 513 struct wsdisplay_cursor *cu; 514 515 cu = (struct wsdisplay_cursor *)data; 516 return voyagerfb_scursor(sc, cu); 517 } 518 } 519 return EPASSTHROUGH; 520 } 521 522 static paddr_t 523 voyagerfb_mmap(void *v, void *vs, off_t offset, int prot) 524 { 525 struct vcons_data *vd = v; 526 struct voyagerfb_softc *sc = vd->cookie; 527 paddr_t pa; 528 529 /* 'regular' framebuffer mmap()ing */ 530 if (offset < sc->sc_fbsize) { 531 pa = bus_space_mmap(sc->sc_memt, sc->sc_fb + offset, 0, prot, 532 BUS_SPACE_MAP_LINEAR | BUS_SPACE_MAP_PREFETCHABLE); 533 return pa; 534 } 535 536 /* 537 * restrict all other mappings to processes with privileges 538 */ 539 if (kauth_authorize_machdep(kauth_cred_get(), 540 KAUTH_MACHDEP_UNMANAGEDMEM, NULL, NULL, NULL, NULL) != 0) { 541 aprint_normal("%s: mmap() rejected.\n", 542 device_xname(sc->sc_dev)); 543 return -1; 544 } 545 546 if ((offset >= sc->sc_fb) && (offset < (sc->sc_fb + sc->sc_fbsize))) { 547 pa = bus_space_mmap(sc->sc_memt, offset, 0, prot, 548 BUS_SPACE_MAP_LINEAR | BUS_SPACE_MAP_PREFETCHABLE); 549 return pa; 550 } 551 552 if ((offset >= sc->sc_reg) && 553 (offset < (sc->sc_reg + sc->sc_regsize))) { 554 pa = bus_space_mmap(sc->sc_memt, offset, 0, prot, 0); 555 return pa; 556 } 557 558 return -1; 559 } 560 561 static void 562 voyagerfb_init_screen(void *cookie, struct vcons_screen *scr, 563 int existing, long *defattr) 564 { 565 struct voyagerfb_softc *sc = cookie; 566 struct rasops_info *ri = &scr->scr_ri; 567 568 ri->ri_depth = sc->sc_depth; 569 ri->ri_width = sc->sc_width; 570 ri->ri_height = sc->sc_height; 571 ri->ri_stride = sc->sc_stride; 572 ri->ri_flg = RI_CENTER | RI_FULLCLEAR; 573 574 ri->ri_bits = (char *)sc->sc_fbaddr; 575 576 if (existing) { 577 ri->ri_flg |= RI_CLEAR; 578 } 579 580 if (sc->sc_depth == 8) { 581 ri->ri_flg |= RI_8BIT_IS_RGB; 582 #ifdef VOYAGERFB_ANTIALIAS 583 ri->ri_flg |= RI_ENABLE_ALPHA; 584 #endif 585 } 586 if (sc->sc_depth == 32) { 587 #ifdef VOYAGERFB_ANTIALIAS 588 ri->ri_flg |= RI_ENABLE_ALPHA; 589 #endif 590 /* we always run in RGB */ 591 ri->ri_rnum = 8; 592 ri->ri_gnum = 8; 593 ri->ri_bnum = 8; 594 ri->ri_rpos = 16; 595 ri->ri_gpos = 8; 596 ri->ri_bpos = 0; 597 } 598 599 rasops_init(ri, 0, 0); 600 ri->ri_caps = WSSCREEN_WSCOLORS; 601 602 rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight, 603 sc->sc_width / ri->ri_font->fontwidth); 604 605 ri->ri_hw = scr; 606 ri->ri_ops.copyrows = voyagerfb_copyrows; 607 ri->ri_ops.copycols = voyagerfb_copycols; 608 ri->ri_ops.eraserows = voyagerfb_eraserows; 609 ri->ri_ops.erasecols = voyagerfb_erasecols; 610 ri->ri_ops.cursor = voyagerfb_cursor; 611 if (FONT_IS_ALPHA(ri->ri_font)) { 612 switch (sc->sc_depth) { 613 case 32: 614 ri->ri_ops.putchar = voyagerfb_putchar_aa32; 615 break; 616 case 8: 617 ri->ri_ops.putchar = voyagerfb_putchar_aa8; 618 break; 619 default: 620 printf("alpha font at %d!?\n", sc->sc_depth); 621 } 622 } else 623 ri->ri_ops.putchar = voyagerfb_putchar_mono; 624 } 625 626 static int 627 voyagerfb_putcmap(struct voyagerfb_softc *sc, struct wsdisplay_cmap *cm) 628 { 629 u_char *r, *g, *b; 630 u_int index = cm->index; 631 u_int count = cm->count; 632 int i, error; 633 u_char rbuf[256], gbuf[256], bbuf[256]; 634 635 #ifdef VOYAGERFB_DEBUG 636 aprint_debug("putcmap: %d %d\n",index, count); 637 #endif 638 if (cm->index >= 256 || cm->count > 256 || 639 (cm->index + cm->count) > 256) 640 return EINVAL; 641 error = copyin(cm->red, &rbuf[index], count); 642 if (error) 643 return error; 644 error = copyin(cm->green, &gbuf[index], count); 645 if (error) 646 return error; 647 error = copyin(cm->blue, &bbuf[index], count); 648 if (error) 649 return error; 650 651 memcpy(&sc->sc_cmap_red[index], &rbuf[index], count); 652 memcpy(&sc->sc_cmap_green[index], &gbuf[index], count); 653 memcpy(&sc->sc_cmap_blue[index], &bbuf[index], count); 654 655 r = &sc->sc_cmap_red[index]; 656 g = &sc->sc_cmap_green[index]; 657 b = &sc->sc_cmap_blue[index]; 658 659 for (i = 0; i < count; i++) { 660 voyagerfb_putpalreg(sc, index, *r, *g, *b); 661 index++; 662 r++, g++, b++; 663 } 664 return 0; 665 } 666 667 static int 668 voyagerfb_getcmap(struct voyagerfb_softc *sc, struct wsdisplay_cmap *cm) 669 { 670 u_int index = cm->index; 671 u_int count = cm->count; 672 int error; 673 674 if (index >= 255 || count > 256 || index + count > 256) 675 return EINVAL; 676 677 error = copyout(&sc->sc_cmap_red[index], cm->red, count); 678 if (error) 679 return error; 680 error = copyout(&sc->sc_cmap_green[index], cm->green, count); 681 if (error) 682 return error; 683 error = copyout(&sc->sc_cmap_blue[index], cm->blue, count); 684 if (error) 685 return error; 686 687 return 0; 688 } 689 690 static void 691 voyagerfb_restore_palette(struct voyagerfb_softc *sc) 692 { 693 int i; 694 695 for (i = 0; i < 256; i++) { 696 voyagerfb_putpalreg(sc, i, sc->sc_cmap_red[i], 697 sc->sc_cmap_green[i], sc->sc_cmap_blue[i]); 698 } 699 } 700 701 static int 702 voyagerfb_putpalreg(struct voyagerfb_softc *sc, int idx, uint8_t r, 703 uint8_t g, uint8_t b) 704 { 705 uint32_t reg; 706 707 reg = (r << 16) | (g << 8) | b; 708 /* XXX we should probably write the CRT palette too */ 709 bus_space_write_4(sc->sc_memt, sc->sc_regh, 710 SM502_PALETTE_PANEL + (idx << 2), reg); 711 return 0; 712 } 713 714 static void 715 voyagerfb_init(struct voyagerfb_softc *sc) 716 { 717 int reg; 718 719 voyagerfb_wait(sc); 720 /* disable colour compare */ 721 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_COLOR_COMP_MASK, 0); 722 /* allow writes to all planes */ 723 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PLANEMASK, 724 0xffffffff); 725 /* disable clipping */ 726 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CLIP_TOP_LEFT, 0); 727 /* source and destination in local memory, no offset */ 728 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC_BASE, 0); 729 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST_BASE, 0); 730 /* pitch is screen stride */ 731 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PITCH, 732 sc->sc_width | (sc->sc_width << 16)); 733 /* window is screen width */ 734 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_WINDOW_WIDTH, 735 sc->sc_width | (sc->sc_width << 16)); 736 reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_DISP_CTRL); 737 reg &= ~SM502_PDC_DEPTH_MASK; 738 739 switch (sc->sc_depth) { 740 case 8: 741 bus_space_write_4(sc->sc_memt, sc->sc_regh, 742 SM502_STRETCH, SM502_STRETCH_8BIT); 743 sc->sc_stride = sc->sc_width; 744 reg |= SM502_PDC_8BIT; 745 break; 746 case 16: 747 bus_space_write_4(sc->sc_memt, sc->sc_regh, 748 SM502_STRETCH, SM502_STRETCH_16BIT); 749 sc->sc_stride = sc->sc_width << 1; 750 reg |= SM502_PDC_16BIT; 751 break; 752 case 24: 753 case 32: 754 bus_space_write_4(sc->sc_memt, sc->sc_regh, 755 SM502_STRETCH, SM502_STRETCH_32BIT); 756 sc->sc_stride = sc->sc_width << 2; 757 reg |= SM502_PDC_32BIT; 758 break; 759 } 760 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_FB_OFFSET, 761 (sc->sc_stride << 16) | sc->sc_stride); 762 763 /* clear the screen... */ 764 voyagerfb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height, 0); 765 766 /* ...and then switch colour depth. For aesthetic reasons. */ 767 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_DISP_CTRL, 768 reg); 769 770 /* put the cursor at the end of video memory */ 771 sc->sc_cursor_addr = 16 * 1024 * 1024 - 16 * 64; /* XXX */ 772 DPRINTF("%s: %08x\n", __func__, sc->sc_cursor_addr); 773 sc->sc_cursor = (uint32_t *)((uint8_t *)bus_space_vaddr(sc->sc_memt, 774 sc->sc_fbh) + sc->sc_cursor_addr); 775 #ifdef VOYAGERFB_DEBUG 776 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_CRSR_XY, 777 0x00100010); 778 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_CRSR_COL12, 779 0x0000ffff); 780 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_CRSR_COL3, 781 0x0000f800); 782 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_CRSR_ADDR, 783 SM502_CRSR_ENABLE | sc->sc_cursor_addr); 784 sc->sc_cursor[0] = 0x00000000; 785 sc->sc_cursor[1] = 0x00000000; 786 sc->sc_cursor[2] = 0xffffffff; 787 sc->sc_cursor[3] = 0xffffffff; 788 sc->sc_cursor[4] = 0xaaaaaaaa; 789 sc->sc_cursor[5] = 0xaaaaaaaa; 790 sc->sc_cursor[6] = 0xffffffff; 791 sc->sc_cursor[7] = 0x00000000; 792 #else 793 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_CRSR_ADDR, 794 sc->sc_cursor_addr); 795 #endif 796 } 797 798 static void 799 voyagerfb_rectfill(struct voyagerfb_softc *sc, int x, int y, int wi, int he, 800 uint32_t colour) 801 { 802 803 voyagerfb_ready(sc); 804 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL, 805 ROP_COPY | 806 SM502_CTRL_USE_ROP2 | 807 SM502_CTRL_CMD_RECTFILL | 808 SM502_CTRL_QUICKSTART_E); 809 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_FOREGROUND, 810 colour); 811 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST, 812 (x << 16) | y); 813 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION, 814 (wi << 16) | he); 815 } 816 817 static void 818 voyagerfb_bitblt(void *cookie, int xs, int ys, int xd, int yd, 819 int wi, int he, int rop) 820 { 821 struct voyagerfb_softc *sc = cookie; 822 uint32_t cmd; 823 824 cmd = (rop & 0xf) | SM502_CTRL_USE_ROP2 | SM502_CTRL_CMD_BITBLT | 825 SM502_CTRL_QUICKSTART_E; 826 827 voyagerfb_ready(sc); 828 829 if (xd <= xs) { 830 /* left to right */ 831 } else { 832 /* 833 * According to the manual this flag reverses only the blitter's 834 * X direction. At least on my Gdium it also reverses the Y 835 * direction 836 */ 837 cmd |= SM502_CTRL_R_TO_L; 838 xs += wi - 1; 839 xd += wi - 1; 840 ys += he - 1; 841 yd += he - 1; 842 } 843 844 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL, cmd); 845 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC, 846 (xs << 16) | ys); 847 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST, 848 (xd << 16) | yd); 849 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION, 850 (wi << 16) | he); 851 } 852 853 static void 854 voyagerfb_cursor(void *cookie, int on, int row, int col) 855 { 856 struct rasops_info *ri = cookie; 857 struct vcons_screen *scr = ri->ri_hw; 858 struct voyagerfb_softc *sc = scr->scr_cookie; 859 int x, y, wi, he; 860 861 wi = ri->ri_font->fontwidth; 862 he = ri->ri_font->fontheight; 863 864 if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) { 865 x = ri->ri_ccol * wi + ri->ri_xorigin; 866 y = ri->ri_crow * he + ri->ri_yorigin; 867 if (ri->ri_flg & RI_CURSOR) { 868 voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT); 869 ri->ri_flg &= ~RI_CURSOR; 870 } 871 ri->ri_crow = row; 872 ri->ri_ccol = col; 873 if (on) { 874 x = ri->ri_ccol * wi + ri->ri_xorigin; 875 y = ri->ri_crow * he + ri->ri_yorigin; 876 voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT); 877 ri->ri_flg |= RI_CURSOR; 878 } 879 } else { 880 scr->scr_ri.ri_crow = row; 881 scr->scr_ri.ri_ccol = col; 882 scr->scr_ri.ri_flg &= ~RI_CURSOR; 883 } 884 885 } 886 887 static inline void 888 voyagerfb_feed8(struct voyagerfb_softc *sc, uint8_t *data, int len) 889 { 890 uint32_t *port = (uint32_t *)sc->sc_dataport; 891 int i; 892 893 for (i = 0; i < ((len + 3) & 0xfffc); i++) { 894 *port = *data; 895 data++; 896 } 897 } 898 899 static inline void 900 voyagerfb_feed16(struct voyagerfb_softc *sc, uint16_t *data, int len) 901 { 902 uint32_t *port = (uint32_t *)sc->sc_dataport; 903 int i; 904 905 len = len << 1; 906 for (i = 0; i < ((len + 1) & 0xfffe); i++) { 907 *port = *data; 908 data++; 909 } 910 } 911 912 static void 913 voyagerfb_putchar_mono(void *cookie, int row, int col, u_int c, long attr) 914 { 915 struct rasops_info *ri = cookie; 916 struct wsdisplay_font *font = PICK_FONT(ri, c); 917 struct vcons_screen *scr = ri->ri_hw; 918 struct voyagerfb_softc *sc = scr->scr_cookie; 919 uint32_t cmd; 920 int fg, bg; 921 uint8_t *data; 922 int x, y, wi, he; 923 924 if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL) 925 return; 926 927 if (!CHAR_IN_FONT(c, font)) 928 return; 929 930 wi = font->fontwidth; 931 he = font->fontheight; 932 933 bg = ri->ri_devcmap[(attr >> 16) & 0x0f]; 934 fg = ri->ri_devcmap[(attr >> 24) & 0x0f]; 935 x = ri->ri_xorigin + col * wi; 936 y = ri->ri_yorigin + row * he; 937 if (c == 0x20) { 938 voyagerfb_rectfill(sc, x, y, wi, he, bg); 939 return; 940 } 941 942 data = WSFONT_GLYPH(c, font); 943 944 cmd = ROP_COPY | 945 SM502_CTRL_USE_ROP2 | 946 SM502_CTRL_CMD_HOSTWRT | 947 SM502_CTRL_HOSTBLT_MONO | 948 SM502_CTRL_QUICKSTART_E | 949 SM502_CTRL_MONO_PACK_32BIT; 950 voyagerfb_ready(sc); 951 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL, cmd); 952 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_FOREGROUND, fg); 953 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_BACKGROUND, bg); 954 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC, 0); 955 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST, (x << 16) | y); 956 bus_space_write_4(sc->sc_memt, sc->sc_regh, 957 SM502_DIMENSION, (wi << 16) | he); 958 /* now feed the data, padded to 32bit */ 959 switch (ri->ri_font->stride) { 960 case 1: 961 voyagerfb_feed8(sc, data, ri->ri_fontscale); 962 break; 963 case 2: 964 voyagerfb_feed16(sc, (uint16_t *)data, 965 ri->ri_fontscale); 966 break; 967 } 968 } 969 970 static void 971 voyagerfb_putchar_aa32(void *cookie, int row, int col, u_int c, long attr) 972 { 973 struct rasops_info *ri = cookie; 974 struct wsdisplay_font *font = PICK_FONT(ri, c); 975 struct vcons_screen *scr = ri->ri_hw; 976 struct voyagerfb_softc *sc = scr->scr_cookie; 977 uint32_t cmd; 978 int fg, bg; 979 uint8_t *data; 980 int x, y, wi, he; 981 int i, j, r, g, b, aval, pad; 982 int rf, gf, bf, rb, gb, bb; 983 uint32_t pixel; 984 int rv; 985 986 if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL) 987 return; 988 989 if (!CHAR_IN_FONT(c, font)) 990 return; 991 992 wi = font->fontwidth; 993 he = font->fontheight; 994 995 bg = ri->ri_devcmap[(attr >> 16) & 0x0f]; 996 fg = ri->ri_devcmap[(attr >> 24) & 0x0f]; 997 x = ri->ri_xorigin + col * wi; 998 y = ri->ri_yorigin + row * he; 999 if (c == 0x20) { 1000 voyagerfb_rectfill(sc, x, y, wi, he, bg); 1001 return; 1002 } 1003 1004 data = WSFONT_GLYPH(c, font); 1005 /* 1006 * we can't accelerate the actual alpha blending but 1007 * we can at least use a host blit to go through the 1008 * pipeline instead of having to sync the engine 1009 */ 1010 1011 rv = glyphcache_try(&sc->sc_gc, c, x, y, attr); 1012 if (rv == GC_OK) 1013 return; 1014 1015 cmd = ROP_COPY | 1016 SM502_CTRL_USE_ROP2 | 1017 SM502_CTRL_CMD_HOSTWRT | 1018 SM502_CTRL_QUICKSTART_E; 1019 voyagerfb_ready(sc); 1020 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL, cmd); 1021 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC, 0); 1022 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST, (x << 16) | y); 1023 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION, 1024 (wi << 16) | he); 1025 rf = (fg >> 16) & 0xff; 1026 rb = (bg >> 16) & 0xff; 1027 gf = (fg >> 8) & 0xff; 1028 gb = (bg >> 8) & 0xff; 1029 bf = fg & 0xff; 1030 bb = bg & 0xff; 1031 pad = wi & 1; 1032 for (i = 0; i < he; i++) { 1033 for (j = 0; j < wi; j++) { 1034 aval = *data; 1035 data++; 1036 if (aval == 0) { 1037 pixel = bg; 1038 } else if (aval == 255) { 1039 pixel = fg; 1040 } else { 1041 r = aval * rf + (255 - aval) * rb; 1042 g = aval * gf + (255 - aval) * gb; 1043 b = aval * bf + (255 - aval) * bb; 1044 pixel = (r & 0xff00) << 8 | 1045 (g & 0xff00) | 1046 (b & 0xff00) >> 8; 1047 } 1048 bus_space_write_4(sc->sc_memt, sc->sc_regh, 1049 SM502_DATAPORT, pixel); 1050 } 1051 if (pad) 1052 bus_space_write_4(sc->sc_memt, sc->sc_regh, 1053 SM502_DATAPORT, 0); 1054 } 1055 if (rv == GC_ADD) { 1056 glyphcache_add(&sc->sc_gc, c, x, y); 1057 } 1058 } 1059 1060 static void 1061 voyagerfb_putchar_aa8(void *cookie, int row, int col, u_int c, long attr) 1062 { 1063 struct rasops_info *ri = cookie; 1064 struct wsdisplay_font *font = PICK_FONT(ri, c); 1065 struct vcons_screen *scr = ri->ri_hw; 1066 struct voyagerfb_softc *sc = scr->scr_cookie; 1067 uint32_t cmd; 1068 int bg; 1069 uint8_t *data; 1070 int x, y, wi, he; 1071 int i, j, r, g, b, aval, pad; 1072 int r1, g1, b1, r0, g0, b0, fgo, bgo; 1073 uint32_t pixel = 0, latch = 0, bg8, fg8; 1074 int rv; 1075 1076 if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL) 1077 return; 1078 1079 if (!CHAR_IN_FONT(c, font)) 1080 return; 1081 1082 wi = font->fontwidth; 1083 he = font->fontheight; 1084 1085 bg = ri->ri_devcmap[(attr >> 16) & 0x0f]; 1086 x = ri->ri_xorigin + col * wi; 1087 y = ri->ri_yorigin + row * he; 1088 if (c == 0x20) { 1089 voyagerfb_rectfill(sc, x, y, wi, he, bg); 1090 return; 1091 } 1092 1093 data = WSFONT_GLYPH(c, font); 1094 /* 1095 * we can't accelerate the actual alpha blending but 1096 * we can at least use a host blit to go through the 1097 * pipeline instead of having to sync the engine 1098 */ 1099 1100 rv = glyphcache_try(&sc->sc_gc, c, x, y, attr); 1101 if (rv == GC_OK) 1102 return; 1103 1104 cmd = ROP_COPY | 1105 SM502_CTRL_USE_ROP2 | 1106 SM502_CTRL_CMD_HOSTWRT | 1107 SM502_CTRL_QUICKSTART_E; 1108 voyagerfb_ready(sc); 1109 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL, cmd); 1110 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC, 0); 1111 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST, (x << 16) | y); 1112 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION, 1113 (wi << 16) | he); 1114 1115 /* 1116 * we need the RGB colours here, so get offsets into rasops_cmap 1117 */ 1118 fgo = ((attr >> 24) & 0xf) * 3; 1119 bgo = ((attr >> 16) & 0xf) * 3; 1120 1121 r0 = rasops_cmap[bgo]; 1122 r1 = rasops_cmap[fgo]; 1123 g0 = rasops_cmap[bgo + 1]; 1124 g1 = rasops_cmap[fgo + 1]; 1125 b0 = rasops_cmap[bgo + 2]; 1126 b1 = rasops_cmap[fgo + 2]; 1127 #define R3G3B2(r, g, b) ((r & 0xe0) | ((g >> 3) & 0x1c) | (b >> 6)) 1128 bg8 = R3G3B2(r0, g0, b0); 1129 fg8 = R3G3B2(r1, g1, b1); 1130 1131 pad = wi & 4; 1132 for (i = 0; i < he; i++) { 1133 for (j = 0; j < wi; j++) { 1134 aval = *data; 1135 data++; 1136 if (aval == 0) { 1137 pixel = bg8; 1138 } else if (aval == 255) { 1139 pixel = fg8; 1140 } else { 1141 r = aval * r1 + (255 - aval) * r0; 1142 g = aval * g1 + (255 - aval) * g0; 1143 b = aval * b1 + (255 - aval) * b0; 1144 pixel = ((r & 0xe000) >> 8) | 1145 ((g & 0xe000) >> 11) | 1146 ((b & 0xc000) >> 14); 1147 } 1148 latch = (latch << 8) | pixel; 1149 /* write in 32bit chunks */ 1150 if ((j & 3) == 3) { 1151 bus_space_write_4(sc->sc_memt, sc->sc_regh, 1152 SM502_DATAPORT, be32toh(latch)); 1153 latch = 0; 1154 } 1155 } 1156 /* if we have pixels left in latch write them out */ 1157 if ((j & 3) != 0) { 1158 latch = latch << ((4 - (i & 3)) << 3); 1159 bus_space_write_4(sc->sc_memt, sc->sc_regh, 1160 SM502_DATAPORT, be32toh(latch)); 1161 } 1162 if (pad) 1163 bus_space_write_4(sc->sc_memt, sc->sc_regh, 1164 SM502_DATAPORT, 0); 1165 } 1166 if (rv == GC_ADD) { 1167 glyphcache_add(&sc->sc_gc, c, x, y); 1168 } 1169 } 1170 1171 static void 1172 voyagerfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1173 { 1174 struct rasops_info *ri = cookie; 1175 struct vcons_screen *scr = ri->ri_hw; 1176 struct voyagerfb_softc *sc = scr->scr_cookie; 1177 int32_t xs, xd, y, width, height; 1178 1179 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 1180 xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol; 1181 xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol; 1182 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1183 width = ri->ri_font->fontwidth * ncols; 1184 height = ri->ri_font->fontheight; 1185 voyagerfb_bitblt(sc, xs, y, xd, y, width, height, ROP_COPY); 1186 } 1187 } 1188 1189 static void 1190 voyagerfb_erasecols(void *cookie, int row, int startcol, int ncols, 1191 long fillattr) 1192 { 1193 struct rasops_info *ri = cookie; 1194 struct vcons_screen *scr = ri->ri_hw; 1195 struct voyagerfb_softc *sc = scr->scr_cookie; 1196 int32_t x, y, width, height, fg, bg, ul; 1197 1198 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 1199 x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol; 1200 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1201 width = ri->ri_font->fontwidth * ncols; 1202 height = ri->ri_font->fontheight; 1203 rasops_unpack_attr(fillattr, &fg, &bg, &ul); 1204 1205 voyagerfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]); 1206 } 1207 } 1208 1209 static void 1210 voyagerfb_copyrows(void *cookie, int srcrow, int dstrow, int nrows) 1211 { 1212 struct rasops_info *ri = cookie; 1213 struct vcons_screen *scr = ri->ri_hw; 1214 struct voyagerfb_softc *sc = scr->scr_cookie; 1215 int32_t x, ys, yd, width, height; 1216 int i; 1217 1218 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 1219 x = ri->ri_xorigin; 1220 ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow; 1221 yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow; 1222 width = ri->ri_emuwidth; 1223 height = ri->ri_font->fontheight * nrows; 1224 if ((nrows > 1) && (dstrow > srcrow)) { 1225 /* 1226 * the blitter can't do bottom-up copies so we have 1227 * to copy line by line here 1228 * should probably use a command sequence 1229 */ 1230 ys += (height - ri->ri_font->fontheight); 1231 yd += (height - ri->ri_font->fontheight); 1232 for (i = 0; i < nrows; i++) { 1233 voyagerfb_bitblt(sc, x, ys, x, yd, width, 1234 ri->ri_font->fontheight, ROP_COPY); 1235 ys -= ri->ri_font->fontheight; 1236 yd -= ri->ri_font->fontheight; 1237 } 1238 } else 1239 voyagerfb_bitblt(sc, x, ys, x, yd, width, height, 1240 ROP_COPY); 1241 } 1242 } 1243 1244 static void 1245 voyagerfb_eraserows(void *cookie, int row, int nrows, long fillattr) 1246 { 1247 struct rasops_info *ri = cookie; 1248 struct vcons_screen *scr = ri->ri_hw; 1249 struct voyagerfb_softc *sc = scr->scr_cookie; 1250 int32_t x, y, width, height, fg, bg, ul; 1251 1252 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 1253 x = ri->ri_xorigin; 1254 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1255 width = ri->ri_emuwidth; 1256 height = ri->ri_font->fontheight * nrows; 1257 rasops_unpack_attr(fillattr, &fg, &bg, &ul); 1258 1259 voyagerfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]); 1260 } 1261 } 1262 1263 /* backlight control */ 1264 static void 1265 voyagerfb_setup_backlight(struct voyagerfb_softc *sc) 1266 { 1267 /* switch the pin to gpio mode if it isn't already */ 1268 voyager_control_gpio(sc->sc_gpio_cookie, ~GPIO_BACKLIGHT, 0); 1269 /* turn it on */ 1270 voyager_write_gpio(sc->sc_gpio_cookie, 0xffffffff, GPIO_BACKLIGHT); 1271 sc->sc_bl_on = 1; 1272 sc->sc_bl_level = 255; 1273 pmf_event_register(sc->sc_dev, PMFE_DISPLAY_BRIGHTNESS_UP, 1274 voyagerfb_brightness_up, TRUE); 1275 pmf_event_register(sc->sc_dev, PMFE_DISPLAY_BRIGHTNESS_DOWN, 1276 voyagerfb_brightness_down, TRUE); 1277 } 1278 1279 static void 1280 voyagerfb_set_backlight(struct voyagerfb_softc *sc, int level) 1281 { 1282 1283 /* 1284 * should we do nothing when backlight is off, should we just store the 1285 * level and use it when turning back on or should we just flip sc_bl_on 1286 * and turn the backlight on? 1287 * For now turn it on so a crashed screensaver can't get the user stuck 1288 * with a dark screen as long as hotkeys work 1289 */ 1290 if (level > 255) level = 255; 1291 if (level < 0) level = 0; 1292 if (level == sc->sc_bl_level) 1293 return; 1294 sc->sc_bl_level = level; 1295 if (sc->sc_bl_on == 0) 1296 sc->sc_bl_on = 1; 1297 /* and here we would actually muck with the hardware */ 1298 if ((level == 0) || (level == 255)) { 1299 /* in these cases bypass the PWM and use the gpio */ 1300 voyager_control_gpio(sc->sc_gpio_cookie, ~GPIO_BACKLIGHT, 0); 1301 if (level == 0) { 1302 voyager_write_gpio(sc->sc_gpio_cookie, 1303 ~GPIO_BACKLIGHT, 0); 1304 } else { 1305 voyager_write_gpio(sc->sc_gpio_cookie, 1306 0xffffffff, GPIO_BACKLIGHT); 1307 } 1308 } else { 1309 uint32_t pwm; 1310 1311 pwm = voyager_set_pwm(20000, level * 1000 / 256); 1312 pwm |= SM502_PWM_ENABLE; 1313 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PWM0, pwm); 1314 1315 /* let the PWM take over */ 1316 voyager_control_gpio(sc->sc_gpio_cookie, 1317 0xffffffff, GPIO_BACKLIGHT); 1318 } 1319 } 1320 1321 static void 1322 voyagerfb_switch_backlight(struct voyagerfb_softc *sc, int on) 1323 { 1324 1325 if (on == sc->sc_bl_on) 1326 return; 1327 sc->sc_bl_on = on; 1328 if (on) { 1329 int level = sc->sc_bl_level; 1330 1331 sc->sc_bl_level = -1; 1332 voyagerfb_set_backlight(sc, level); 1333 } else { 1334 voyager_control_gpio(sc->sc_gpio_cookie, ~GPIO_BACKLIGHT, 0); 1335 voyager_write_gpio(sc->sc_gpio_cookie, ~GPIO_BACKLIGHT, 0); 1336 } 1337 } 1338 1339 1340 static void 1341 voyagerfb_brightness_up(device_t dev) 1342 { 1343 struct voyagerfb_softc *sc = device_private(dev); 1344 1345 voyagerfb_set_backlight(sc, sc->sc_bl_level + 8); 1346 } 1347 1348 static void 1349 voyagerfb_brightness_down(device_t dev) 1350 { 1351 struct voyagerfb_softc *sc = device_private(dev); 1352 1353 voyagerfb_set_backlight(sc, sc->sc_bl_level - 8); 1354 } 1355 1356 static int 1357 voyagerfb_set_curpos(struct voyagerfb_softc *sc, int x, int y) 1358 { 1359 uint32_t val; 1360 int xx, yy; 1361 1362 sc->sc_cur_x = x; 1363 sc->sc_cur_y = y; 1364 1365 xx = x - sc->sc_hot_x; 1366 yy = y - sc->sc_hot_y; 1367 1368 if (xx < 0) xx = abs(xx) | 0x800; 1369 if (yy < 0) yy = abs(yy) | 0x800; 1370 1371 val = (xx & 0xffff) | (yy << 16); 1372 bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_CRSR_XY, val); 1373 1374 return 0; 1375 } 1376 1377 static int 1378 voyagerfb_gcursor(struct voyagerfb_softc *sc, struct wsdisplay_cursor *cur) 1379 { 1380 /* do nothing for now */ 1381 return 0; 1382 } 1383 1384 static int 1385 voyagerfb_scursor(struct voyagerfb_softc *sc, struct wsdisplay_cursor *cur) 1386 { 1387 if (cur->which & WSDISPLAY_CURSOR_DOCUR) { 1388 1389 bus_space_write_4(sc->sc_memt, sc->sc_regh, 1390 SM502_PANEL_CRSR_ADDR, 1391 sc->sc_cursor_addr | (cur->enable ? SM502_CRSR_ENABLE : 0)); 1392 DPRINTF("%s: %08x\n", __func__, sc->sc_cursor_addr); 1393 } 1394 if (cur->which & WSDISPLAY_CURSOR_DOHOT) { 1395 1396 sc->sc_hot_x = cur->hot.x; 1397 sc->sc_hot_y = cur->hot.y; 1398 } 1399 if (cur->which & WSDISPLAY_CURSOR_DOPOS) { 1400 1401 voyagerfb_set_curpos(sc, cur->pos.x, cur->pos.y); 1402 } 1403 if (cur->which & WSDISPLAY_CURSOR_DOCMAP) { 1404 int i, idx; 1405 uint32_t val; 1406 1407 for (i = 0; i < cur->cmap.count; i++) { 1408 val = ((cur->cmap.red[i] & 0xf8) << 8) | 1409 ((cur->cmap.green[i] & 0xfc) << 3) | 1410 ((cur->cmap.blue[i] & 0xf8) >> 3); 1411 idx = i + cur->cmap.index; 1412 bus_space_write_2(sc->sc_memt, sc->sc_regh, 1413 SM502_PANEL_CRSR_COL12 + (idx << 1), 1414 val); 1415 /* 1416 * if userland doesn't try to set the 3rd colour we 1417 * assume it expects an X11-style 2 colour cursor 1418 * X should be our main user anyway 1419 */ 1420 if ((idx == 1) && 1421 ((cur->cmap.count + cur->cmap.index) < 3)) { 1422 bus_space_write_2(sc->sc_memt, sc->sc_regh, 1423 SM502_PANEL_CRSR_COL3, 1424 val); 1425 } 1426 DPRINTF("%s: %d %04x\n", __func__, i + cur->cmap.index, 1427 val); 1428 } 1429 } 1430 if (cur->which & WSDISPLAY_CURSOR_DOSHAPE) { 1431 1432 int i, j, cnt = 0; 1433 uint32_t latch = 0, omask; 1434 uint8_t imask; 1435 DPRINTF("%s: %d %d\n", __func__, cur->size.x, cur->size.y); 1436 for (i = 0; i < 256; i++) { 1437 omask = 0x00000001; 1438 imask = 0x01; 1439 cur->image[cnt] &= cur->mask[cnt]; 1440 for (j = 0; j < 8; j++) { 1441 if (cur->mask[cnt] & imask) 1442 latch |= omask; 1443 omask <<= 1; 1444 if (cur->image[cnt] & imask) 1445 latch |= omask; 1446 omask <<= 1; 1447 imask <<= 1; 1448 } 1449 cnt++; 1450 imask = 0x01; 1451 cur->image[cnt] &= cur->mask[cnt]; 1452 for (j = 0; j < 8; j++) { 1453 if (cur->mask[cnt] & imask) 1454 latch |= omask; 1455 omask <<= 1; 1456 if (cur->image[cnt] & imask) 1457 latch |= omask; 1458 omask <<= 1; 1459 imask <<= 1; 1460 } 1461 cnt++; 1462 sc->sc_cursor[i] = latch; 1463 latch = 0; 1464 } 1465 } 1466 return 0; 1467 } 1468