hd64461video.c revision 1.32
1 /* $NetBSD: hd64461video.c,v 1.32 2005/12/11 12:17:36 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2001, 2002, 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: hd64461video.c,v 1.32 2005/12/11 12:17:36 christos Exp $"); 41 42 #include "debug_hpcsh.h" 43 // #define HD64461VIDEO_HWACCEL 44 45 #include <sys/param.h> 46 #include <sys/kernel.h> 47 #include <sys/systm.h> 48 #include <sys/device.h> 49 #include <sys/malloc.h> 50 51 #include <sys/conf.h> /* cdev_decl */ 52 #include <dev/cons.h> /* consdev */ 53 54 /* ioctl */ 55 #include <sys/ioctl.h> 56 #include <sys/buf.h> 57 #include <uvm/uvm_extern.h> 58 59 #include <machine/bus.h> 60 #include <machine/intr.h> 61 62 #include <hpcsh/dev/hd64461/hd64461var.h> 63 #include <hpcsh/dev/hd64461/hd64461reg.h> 64 #include <hpcsh/dev/hd64461/hd64461videoreg.h> 65 66 #include <dev/wscons/wsdisplayvar.h> 67 #include <dev/rasops/rasops.h> 68 69 #include <dev/wscons/wsconsio.h> 70 #include <dev/hpc/hpcfbvar.h> 71 #include <dev/hpc/hpcfbio.h> 72 #include <dev/hpc/video_subr.h> 73 74 #include <machine/config_hook.h> 75 #include <machine/bootinfo.h> 76 77 #ifdef HD64461VIDEO_DEBUG 78 #define DPRINTF_ENABLE 79 #define DPRINTF_DEBUG hd64461video_debug 80 #endif 81 #include <machine/debug.h> 82 83 struct hd64461video_chip; 84 struct hd64461video_font { 85 struct wsdisplay_font wsfont; 86 int c, cw, cstep; 87 int loaded; 88 }; 89 90 struct hd64461video_softc { 91 struct device sc_dev; 92 enum hd64461_module_id sc_module_id; 93 struct hd64461video_chip *sc_vc; 94 95 struct hd64461video_font sc_font; 96 }; 97 98 enum hd64461video_display_mode { 99 LCD256_C, 100 LCD64K_C, 101 LCD64_MONO, 102 LCD16_MONO, 103 LCD4_MONO, 104 LCD2_MONO, 105 CRT256_C, 106 LCDCRT 107 }; 108 109 STATIC struct hd64461video_chip { 110 struct video_chip vc; 111 enum hd64461video_display_mode mode; 112 struct hpcfb_dspconf hd; 113 struct hpcfb_fbconf hf; 114 u_int8_t *off_screen_addr; 115 size_t off_screen_size; 116 117 struct callout unblank_ch; 118 int blanked; 119 120 int console; 121 } hd64461video_chip; 122 123 void hd64461video_cnprobe(struct consdev *); 124 void hd64461video_cninit(struct consdev *); 125 126 STATIC int hd64461video_match(struct device *, struct cfdata *, void *); 127 STATIC void hd64461video_attach(struct device *, struct device *, void *); 128 129 STATIC void hd64461video_setup_hpcfbif(struct hd64461video_chip *); 130 STATIC void hd64461video_update_videochip_status(struct hd64461video_chip *); 131 STATIC size_t hd64461video_frame_buffer_size(struct hd64461video_chip *); 132 STATIC void hd64461video_hwaccel_init(struct hd64461video_chip *); 133 134 STATIC void hd64461video_set_clut(struct hd64461video_chip *, int, int, 135 u_int8_t *, u_int8_t *, u_int8_t *); 136 STATIC void hd64461video_get_clut(struct hd64461video_chip *, int, int, 137 u_int8_t *, u_int8_t *, u_int8_t *); 138 STATIC int hd64461video_power(void *, int, long, void *); 139 STATIC void hd64461video_off(struct hd64461video_chip *); 140 STATIC void hd64461video_on(struct hd64461video_chip *); 141 STATIC void hd64461video_display_onoff(void *, boolean_t); 142 STATIC void hd64461video_display_on(void *); 143 144 #if notyet 145 STATIC void hd64461video_set_display_mode(struct hd64461video_chip *); 146 STATIC void hd64461video_set_display_mode_lcdc(struct hd64461video_chip *); 147 STATIC void hd64461video_set_display_mode_crtc(struct hd64461video_chip *); 148 #endif 149 150 #ifdef HD64461VIDEO_DEBUG 151 STATIC void hd64461video_info(struct hd64461video_softc *); 152 STATIC void hd64461video_dump(void) __attribute__((__unused__)); 153 #endif 154 155 CFATTACH_DECL(hd64461video, sizeof(struct hd64461video_softc), 156 hd64461video_match, hd64461video_attach, NULL, NULL); 157 158 int hd64461video_ioctl(void *, u_long, caddr_t, int, struct lwp *); 159 paddr_t hd64461video_mmap(void *, off_t, int); 160 void hd64461video_cursor(void *, int, int, int, int, int); 161 void hd64461video_bitblit(void *, int, int, int, int, int, int); 162 void hd64461video_erase(void *, int, int, int, int, int); 163 void hd64461video_putchar(void *, int, int, struct wsdisplay_font *, int, int, 164 u_int, int); 165 void hd64461video_setclut(void *, struct rasops_info *); 166 void hd64461video_font(void *, struct wsdisplay_font *); 167 void hd64461video_iodone(void *); 168 169 struct hpcfb_accessops hd64461video_ha = { 170 .ioctl = hd64461video_ioctl, 171 .mmap = hd64461video_mmap, 172 #ifdef HD64461VIDEO_HWACCEL 173 .cursor = hd64461video_cursor, 174 .bitblit= hd64461video_bitblit, 175 .erase = hd64461video_erase, 176 .putchar= hd64461video_putchar, 177 .setclut= hd64461video_setclut, 178 .font = hd64461video_font, 179 .iodone = hd64461video_iodone 180 #endif /* HD64461VIDEO_HWACCEL */ 181 }; 182 183 /* font */ 184 STATIC void hd64461video_font_load_16bpp(u_int16_t *, u_int8_t *, int, int, int); 185 STATIC void hd64461video_font_load_8bpp(u_int8_t *, u_int8_t *, int, int, int); 186 STATIC void hd64461video_font_set_attr(struct hd64461video_softc *, 187 struct wsdisplay_font *); 188 STATIC void hd64461video_font_load(struct hd64461video_softc *); 189 STATIC vaddr_t hd64461video_font_start_addr(struct hd64461video_softc *, int); 190 191 int 192 hd64461video_match(struct device *parent, struct cfdata *cf, void *aux) 193 { 194 struct hd64461_attach_args *ha = aux; 195 196 return (ha->ha_module_id == HD64461_MODULE_VIDEO); 197 } 198 199 void 200 hd64461video_attach(struct device *parent, struct device *self, void *aux) 201 { 202 struct hd64461_attach_args *ha = aux; 203 struct hd64461video_softc *sc = (struct hd64461video_softc *)self; 204 struct hpcfb_attach_args hfa; 205 struct video_chip *vc = &hd64461video_chip.vc; 206 char pbuf[9]; 207 size_t fbsize, on_screen_size; 208 209 sc->sc_module_id = ha->ha_module_id; 210 sc->sc_vc = &hd64461video_chip; 211 printf(": "); 212 213 /* detect frame buffer size */ 214 fbsize = hd64461video_frame_buffer_size(&hd64461video_chip); 215 format_bytes(pbuf, sizeof(pbuf), fbsize); 216 printf("frame buffer = %s ", pbuf); 217 218 /* update chip status */ 219 hd64461video_update_videochip_status(&hd64461video_chip); 220 // hd64461video_set_display_mode(&hd64461video_chip); 221 222 if (hd64461video_chip.console) 223 printf(", console"); 224 225 printf("\n"); 226 #ifdef HD64461VIDEO_DEBUG 227 hd64461video_info(sc); 228 hd64461video_dump(); 229 #endif 230 /* Add a hard power hook to power saving */ 231 config_hook(CONFIG_HOOK_PMEVENT, CONFIG_HOOK_PMEVENT_HARDPOWER, 232 CONFIG_HOOK_SHARE, hd64461video_power, sc); 233 234 /* setup hpcfb interface */ 235 hd64461video_setup_hpcfbif(&hd64461video_chip); 236 237 /* setup off-screen buffer */ 238 on_screen_size = (vc->vc_fbwidth * vc->vc_fbheight * vc->vc_fbdepth) / 239 NBBY; 240 hd64461video_chip.off_screen_addr = (u_int8_t *)vc->vc_fbvaddr + 241 on_screen_size; 242 hd64461video_chip.off_screen_size = fbsize - on_screen_size; 243 /* clean up off-screen area */ 244 { 245 u_int8_t *p = hd64461video_chip.off_screen_addr; 246 u_int8_t *end = p + hd64461video_chip.off_screen_size; 247 while (p < end) 248 *p++ = 0xff; 249 } 250 251 /* initialize hardware acceralation */ 252 hd64461video_hwaccel_init(&hd64461video_chip); 253 254 /* register interface to hpcfb */ 255 hfa.ha_console = hd64461video_chip.console; 256 hfa.ha_accessops = &hd64461video_ha; 257 hfa.ha_accessctx = sc; 258 hfa.ha_curfbconf = 0; 259 hfa.ha_nfbconf = 1; 260 hfa.ha_fbconflist = &hd64461video_chip.hf; 261 hfa.ha_curdspconf = 0; 262 hfa.ha_ndspconf = 1; 263 hfa.ha_dspconflist = &hd64461video_chip.hd; 264 265 config_found(self, &hfa, hpcfbprint); 266 } 267 268 /* console support */ 269 void 270 hd64461video_cninit(struct consdev *cndev) 271 { 272 hd64461video_chip.console = 1; 273 hd64461video_chip.vc.vc_reverse = video_reverse_color(); 274 275 hd64461video_update_videochip_status(&hd64461video_chip); 276 hd64461video_setup_hpcfbif(&hd64461video_chip); 277 hpcfb_cnattach(&hd64461video_chip.hf); 278 279 cn_tab->cn_pri = CN_INTERNAL; 280 } 281 282 void 283 hd64461video_cnprobe(struct consdev *cndev) 284 { 285 #if NWSDISPLAY > 0 286 extern const struct cdevsw wsdisplay_cdevsw; 287 int maj, unit; 288 #endif 289 cndev->cn_dev = NODEV; 290 cndev->cn_pri = CN_NORMAL; 291 292 #if NWSDISPLAY > 0 293 unit = 0; 294 maj = cdevsw_lookup_major(&wsdisplay_cdevsw); 295 296 if (maj != -1) { 297 cndev->cn_pri = CN_INTERNAL; 298 cndev->cn_dev = makedev(maj, unit); 299 } 300 #endif /* NWSDISPLAY > 0 */ 301 } 302 303 /* hpcfb support */ 304 void 305 hd64461video_setup_hpcfbif(struct hd64461video_chip *hvc) 306 { 307 struct video_chip *vc = &hvc->vc; 308 struct hpcfb_fbconf *fb = &hvc->hf; 309 vaddr_t fbvaddr = vc->vc_fbvaddr; 310 int height = vc->vc_fbheight; 311 int width = vc->vc_fbwidth; 312 int depth = vc->vc_fbdepth; 313 314 memset(fb, 0, sizeof(struct hpcfb_fbconf)); 315 316 fb->hf_conf_index = 0; /* configuration index */ 317 fb->hf_nconfs = 1; /* how many configurations */ 318 strncpy(fb->hf_name, "HD64461 video module", HPCFB_MAXNAMELEN); 319 320 /* frame buffer name */ 321 strncpy(fb->hf_conf_name, "LCD", HPCFB_MAXNAMELEN); 322 323 /* configuration name */ 324 fb->hf_height = height; 325 fb->hf_width = width; 326 fb->hf_baseaddr = (u_long)fbvaddr; 327 fb->hf_offset = (u_long)fbvaddr - 328 sh3_ptob(sh3_btop(fbvaddr)); 329 330 /* frame buffer start offset */ 331 fb->hf_bytes_per_line = (width * depth) / NBBY; 332 fb->hf_nplanes = 1; 333 fb->hf_bytes_per_plane = height * fb->hf_bytes_per_line; 334 335 fb->hf_access_flags |= HPCFB_ACCESS_BYTE; 336 fb->hf_access_flags |= HPCFB_ACCESS_WORD; 337 fb->hf_access_flags |= HPCFB_ACCESS_DWORD; 338 if (vc->vc_reverse) 339 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 340 341 switch (depth) { 342 default: 343 panic("%s: not supported color depth", __FUNCTION__); 344 /* NOTREACHED */ 345 case 16: 346 fb->hf_class = HPCFB_CLASS_RGBCOLOR; 347 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 348 fb->hf_pack_width = 16; 349 fb->hf_pixels_per_pack = 1; 350 fb->hf_pixel_width = 16; 351 /* 352 * XXX: uwe: if I RTFS correctly, this really means 353 * that uint16_t pixel is fetched as little endian. 354 */ 355 fb->hf_order_flags = HPCFB_REVORDER_BYTE; 356 357 fb->hf_class_data_length = sizeof(struct hf_rgb_tag); 358 /* reserved for future use */ 359 fb->hf_u.hf_rgb.hf_flags = 0; 360 361 fb->hf_u.hf_rgb.hf_red_width = 5; 362 fb->hf_u.hf_rgb.hf_red_shift = 11; 363 fb->hf_u.hf_rgb.hf_green_width = 6; 364 fb->hf_u.hf_rgb.hf_green_shift = 5; 365 fb->hf_u.hf_rgb.hf_blue_width = 5; 366 fb->hf_u.hf_rgb.hf_blue_shift = 0; 367 fb->hf_u.hf_rgb.hf_alpha_width = 0; 368 fb->hf_u.hf_rgb.hf_alpha_shift = 0; 369 break; 370 371 case 8: 372 fb->hf_class = HPCFB_CLASS_INDEXCOLOR; 373 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 374 fb->hf_pack_width = 8; 375 fb->hf_pixels_per_pack = 1; 376 fb->hf_pixel_width = 8; 377 fb->hf_class_data_length = sizeof(struct hf_indexed_tag); 378 /* reserved for future use */ 379 fb->hf_u.hf_indexed.hf_flags = 0; 380 break; 381 } 382 } 383 384 void 385 hd64461video_hwaccel_init(struct hd64461video_chip *hvc) 386 { 387 u_int16_t r; 388 389 r = HD64461_LCDGRCFGR_ACCRESET; 390 switch (hvc->vc.vc_fbdepth) { 391 default: 392 panic("no bitblit acceralation."); 393 case 16: 394 break; 395 case 8: 396 r |= HD64461_LCDGRCFGR_COLORDEPTH_8BPP; 397 break; 398 } 399 hd64461_reg_write_2(HD64461_LCDGRCFGR_REG16, r); 400 401 while ((hd64461_reg_read_2(HD64461_LCDGRCFGR_REG16) & 402 HD64461_LCDGRCFGR_ACCSTATUS) != 0) 403 /* busy loop */; 404 r &= ~HD64461_LCDGRCFGR_ACCRESET; 405 hd64461_reg_write_2(HD64461_LCDGRCFGR_REG16, r); 406 407 while ((hd64461_reg_read_2(HD64461_LCDGRCFGR_REG16) & 408 HD64461_LCDGRCFGR_ACCSTATUS) != 0) 409 /* busy loop */; 410 411 hd64461_reg_write_2(HD64461_LCDGRDOR_REG16, 412 (hvc->vc.vc_fbwidth - 1) & HD64461_LCDGRDOR_MASK); 413 } 414 415 /* hpcfb ops */ 416 int 417 hd64461video_ioctl(void *v, u_long cmd, caddr_t data, int flag, struct lwp *l) 418 { 419 struct hd64461video_softc *sc = (struct hd64461video_softc *)v; 420 struct hpcfb_fbconf *hf = &sc->sc_vc->hf; 421 struct hpcfb_fbconf *fbconf; 422 struct hpcfb_dspconf *dspconf; 423 struct wsdisplay_cmap *cmap; 424 struct wsdisplay_param *dispparam; 425 long id, idmax; 426 int turnoff; 427 u_int8_t *r, *g, *b; 428 int error; 429 size_t idx, cnt; 430 431 switch (cmd) { 432 case WSDISPLAYIO_GVIDEO: 433 *(u_int *)data = sc->sc_vc->blanked ? 434 WSDISPLAYIO_VIDEO_OFF : WSDISPLAYIO_VIDEO_ON; 435 return (0); 436 437 case WSDISPLAYIO_SVIDEO: 438 turnoff = (*(u_int *)data == WSDISPLAYIO_VIDEO_OFF); 439 if (sc->sc_vc->blanked != turnoff) { 440 sc->sc_vc->blanked = turnoff; 441 if (turnoff) 442 hd64461video_off(sc->sc_vc); 443 else 444 hd64461video_on(sc->sc_vc); 445 } 446 447 return (0); 448 449 case WSDISPLAYIO_GETPARAM: 450 dispparam = (struct wsdisplay_param *)data; 451 dispparam->min = 0; 452 switch (dispparam->param) { 453 case WSDISPLAYIO_PARAM_BACKLIGHT: 454 id = CONFIG_HOOK_POWER_LCDLIGHT; 455 idmax = -1; 456 dispparam->max = ~0; 457 break; 458 case WSDISPLAYIO_PARAM_BRIGHTNESS: 459 id = CONFIG_HOOK_BRIGHTNESS; 460 idmax = CONFIG_HOOK_BRIGHTNESS_MAX; 461 break; 462 case WSDISPLAYIO_PARAM_CONTRAST: 463 id = CONFIG_HOOK_CONTRAST; 464 idmax = CONFIG_HOOK_CONTRAST_MAX; 465 break; 466 default: 467 return (EINVAL); 468 } 469 470 if (idmax >= 0) { 471 error = config_hook_call(CONFIG_HOOK_GET, idmax, 472 &dispparam->max); 473 if (error) 474 return (error); 475 } 476 return config_hook_call(CONFIG_HOOK_GET, id, 477 &dispparam->curval); 478 479 case WSDISPLAYIO_SETPARAM: 480 dispparam = (struct wsdisplay_param *)data; 481 switch (dispparam->param) { 482 case WSDISPLAYIO_PARAM_BACKLIGHT: 483 id = CONFIG_HOOK_POWER_LCDLIGHT; 484 break; 485 case WSDISPLAYIO_PARAM_BRIGHTNESS: 486 id = CONFIG_HOOK_BRIGHTNESS; 487 break; 488 case WSDISPLAYIO_PARAM_CONTRAST: 489 id = CONFIG_HOOK_CONTRAST; 490 break; 491 default: 492 return (EINVAL); 493 } 494 return config_hook_call(CONFIG_HOOK_SET, id, 495 &dispparam->curval); 496 497 case WSDISPLAYIO_GETCMAP: 498 cmap = (struct wsdisplay_cmap *)data; 499 cnt = cmap->count; 500 idx = cmap->index; 501 502 if (hf->hf_class != HPCFB_CLASS_INDEXCOLOR || 503 hf->hf_pack_width != 8 || 504 !LEGAL_CLUT_INDEX(idx) || 505 !LEGAL_CLUT_INDEX(idx + cnt -1)) { 506 return (EINVAL); 507 } 508 509 error = cmap_work_alloc(&r, &g, &b, 0, cnt); 510 if (error) 511 goto out; 512 hd64461video_get_clut(sc->sc_vc, idx, cnt, r, g, b); 513 error = copyout(r, cmap->red, cnt); 514 if (error) 515 goto out; 516 error = copyout(g, cmap->green,cnt); 517 if (error) 518 goto out; 519 error = copyout(b, cmap->blue, cnt); 520 521 out: 522 cmap_work_free(r, g, b, 0); 523 return error; 524 525 case WSDISPLAYIO_PUTCMAP: 526 cmap = (struct wsdisplay_cmap *)data; 527 cnt = cmap->count; 528 idx = cmap->index; 529 530 if (hf->hf_class != HPCFB_CLASS_INDEXCOLOR || 531 hf->hf_pack_width != 8 || 532 !LEGAL_CLUT_INDEX(idx) || 533 !LEGAL_CLUT_INDEX(idx + cnt -1)) { 534 return (EINVAL); 535 } 536 537 error = cmap_work_alloc(&r, &g, &b, 0, cnt); 538 if (error) 539 goto out; 540 541 error = copyin(cmap->red, r, cnt); 542 if (error) 543 goto out; 544 error = copyin(cmap->green,g, cnt); 545 if (error) 546 goto out; 547 error = copyin(cmap->blue, b, cnt); 548 if (error) 549 goto out; 550 hd64461video_set_clut(sc->sc_vc, idx, cnt, r, g, b); 551 goto out; 552 553 case HPCFBIO_GCONF: 554 fbconf = (struct hpcfb_fbconf *)data; 555 if (fbconf->hf_conf_index != 0 && 556 fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 557 return (EINVAL); 558 } 559 *fbconf = *hf; /* structure assignment */ 560 return (0); 561 562 case HPCFBIO_SCONF: 563 fbconf = (struct hpcfb_fbconf *)data; 564 if (fbconf->hf_conf_index != 0 && 565 fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 566 return (EINVAL); 567 } 568 /* 569 * nothing to do because we have only one configuration 570 */ 571 return (0); 572 573 case HPCFBIO_GDSPCONF: 574 dspconf = (struct hpcfb_dspconf *)data; 575 if ((dspconf->hd_unit_index != 0 && 576 dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 577 (dspconf->hd_conf_index != 0 && 578 dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 579 return (EINVAL); 580 } 581 *dspconf = sc->sc_vc->hd; /* structure assignment */ 582 return (0); 583 584 case HPCFBIO_SDSPCONF: 585 dspconf = (struct hpcfb_dspconf *)data; 586 if ((dspconf->hd_unit_index != 0 && 587 dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 588 (dspconf->hd_conf_index != 0 && 589 dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 590 return (EINVAL); 591 } 592 /* 593 * nothing to do 594 * because we have only one unit and one configuration 595 */ 596 return (0); 597 598 case HPCFBIO_GOP: 599 case HPCFBIO_SOP: 600 /* XXX not implemented yet */ 601 return (EINVAL); 602 } 603 604 return (EPASSTHROUGH); 605 } 606 607 paddr_t 608 hd64461video_mmap(void *ctx, off_t offset, int prot) 609 { 610 struct hd64461video_softc *sc = (struct hd64461video_softc *)ctx; 611 struct hpcfb_fbconf *hf = &sc->sc_vc->hf; 612 613 if (offset < 0 || (hf->hf_bytes_per_plane + hf->hf_offset) < offset) 614 return (-1); 615 616 return (sh3_btop(HD64461_FBBASE + offset)); 617 } 618 619 void 620 hd64461video_cursor(void *ctx, int on, int xd, int yd, int w, int h) 621 { 622 struct hd64461video_softc *sc = (struct hd64461video_softc *)ctx; 623 int xw, yh, width, bpp, adr; 624 u_int16_t r; 625 626 width = sc->sc_vc->vc.vc_fbwidth; 627 bpp = sc->sc_vc->vc.vc_fbdepth; 628 xw = w - 1; 629 yh = h - 1; 630 631 /* Wait until previous command done. */ 632 hd64461video_iodone(ctx); 633 634 /* Destination addr */ 635 adr = width * yd + xd; 636 if (bpp == 16) 637 adr *= 2; 638 hd64461_reg_write_2(HD64461_LCDBBTDSARH_REG16, 639 HD64461_LCDBBTDSARH(adr)); 640 hd64461_reg_write_2(HD64461_LCDBBTDSARL_REG16, 641 HD64461_LCDBBTDSARL(adr)); 642 643 // Width 644 hd64461_reg_write_2(HD64461_LCDBBTDWR_REG16, 645 xw & HD64461_LCDBBTDWR_MASK); 646 647 // Height 648 hd64461_reg_write_2(HD64461_LCDBBTDHR_REG16, 649 yh & HD64461_LCDBBTDHR_MASK); 650 651 // Operation (Destination Invert) 652 hd64461_reg_write_2(HD64461_LCDBBTROPR_REG16, 653 HD64461_LCDC_BITBLT_DSTINVERT); 654 655 // BitBLT mode (Destination Invert) 656 hd64461_reg_write_2(HD64461_LCDBBTMDR_REG16, 0); 657 658 // Kick. 659 r = hd64461_reg_read_2(HD64461_LCDGRCFGR_REG16); 660 r &= ~HD64461_LCDGRCFGR_ACCSTART_MASK; 661 r |= HD64461_LCDGRCFGR_ACCSTART_BITBLT; 662 hd64461_reg_write_2(HD64461_LCDGRCFGR_REG16, r); 663 } 664 665 void 666 hd64461video_bitblit(void *ctx, int xs, int ys, int xd, int yd, int h, int w) 667 { 668 struct hd64461video_softc *sc = (struct hd64461video_softc *)ctx; 669 int xw, yh, width, bpp, condition_a, adr; 670 u_int16_t r; 671 672 xw = w - 1; 673 yh = h - 1; 674 width = sc->sc_vc->vc.vc_fbwidth; 675 bpp = sc->sc_vc->vc.vc_fbdepth; 676 condition_a = ((ys == yd) && (xs <= xd)) || (ys < yd); 677 678 hd64461video_iodone(ctx); 679 680 // Source addr 681 if (condition_a) 682 adr = (width * (ys + yh)) + (xs + xw); 683 else 684 adr = width * ys + xs; 685 if (bpp == 16) 686 adr *= 2; 687 688 hd64461_reg_write_2(HD64461_LCDBBTSSARH_REG16, 689 HD64461_LCDBBTSSARH(adr)); 690 hd64461_reg_write_2(HD64461_LCDBBTSSARL_REG16, 691 HD64461_LCDBBTSSARL(adr)); 692 693 // Destination addr 694 if (condition_a) 695 adr = (width * (yd + yh)) + (xd + xw); 696 else 697 adr = width * yd + xd; 698 if (bpp == 16) 699 adr *= 2; 700 701 hd64461_reg_write_2(HD64461_LCDBBTDSARH_REG16, 702 HD64461_LCDBBTDSARH(adr)); 703 hd64461_reg_write_2(HD64461_LCDBBTDSARL_REG16, 704 HD64461_LCDBBTDSARL(adr)); 705 706 // Width 707 hd64461_reg_write_2(HD64461_LCDBBTDWR_REG16, 708 xw & HD64461_LCDBBTDWR_MASK); 709 710 // Height 711 hd64461_reg_write_2(HD64461_LCDBBTDHR_REG16, 712 yh & HD64461_LCDBBTDHR_MASK); 713 714 // Operation (source copy) 715 hd64461_reg_write_2(HD64461_LCDBBTROPR_REG16, 716 HD64461_LCDC_BITBLT_SRCCOPY); 717 718 // BitBLT mode (on screen to on screen) 719 r = HD64461_LCDBBTMDR_SET(0, 720 HD64461_LCDBBTMDR_ON_SCREEN_TO_ON_SCREEN); 721 if (condition_a) /* reverse direction */ 722 r |= HD64461_LCDBBTMDR_SCANDRCT_RL_BT; 723 hd64461_reg_write_2(HD64461_LCDBBTMDR_REG16, r); 724 725 // Kick. 726 r = hd64461_reg_read_2(HD64461_LCDGRCFGR_REG16); 727 r &= ~HD64461_LCDGRCFGR_ACCSTART_MASK; 728 r |= HD64461_LCDGRCFGR_ACCSTART_BITBLT; 729 hd64461_reg_write_2(HD64461_LCDGRCFGR_REG16, r); 730 } 731 732 void 733 hd64461video_erase(void *ctx, int xd, int yd, int h, int w, int attr) 734 { 735 struct hd64461video_softc *sc = (struct hd64461video_softc *)ctx; 736 int xw, yh, width, bpp, adr; 737 u_int16_t r; 738 739 width = sc->sc_vc->vc.vc_fbwidth; 740 bpp = sc->sc_vc->vc.vc_fbdepth; 741 xw = w - 1; 742 yh = h - 1; 743 744 /* Wait until previous command done. */ 745 hd64461video_iodone(ctx); 746 747 /* Destination addr */ 748 adr = width * yd + xd; 749 if (bpp == 16) 750 adr *= 2; 751 hd64461_reg_write_2(HD64461_LCDBBTDSARH_REG16, 752 HD64461_LCDBBTDSARH(adr)); 753 hd64461_reg_write_2(HD64461_LCDBBTDSARL_REG16, 754 HD64461_LCDBBTDSARL(adr)); 755 756 // Width 757 hd64461_reg_write_2(HD64461_LCDBBTDWR_REG16, 758 xw & HD64461_LCDBBTDWR_MASK); 759 760 // Height 761 hd64461_reg_write_2(HD64461_LCDBBTDHR_REG16, 762 yh & HD64461_LCDBBTDHR_MASK); 763 764 // Color 765 hd64461_reg_write_2(HD64461_LCDGRSCR_REG16, 0); //XXX black only 766 767 // Operation (Solid Color Fill) 768 hd64461_reg_write_2(HD64461_LCDBBTROPR_REG16, 769 HD64461_LCDC_BITBLT_PATCOPY); 770 771 // BitBLT mode (Solid Color) 772 hd64461_reg_write_2(HD64461_LCDBBTMDR_REG16, 773 HD64461_LCDBBTMDR_PATSELECT_SOLIDCOLOR); 774 775 // Kick. 776 r = hd64461_reg_read_2(HD64461_LCDGRCFGR_REG16); 777 r &= ~HD64461_LCDGRCFGR_ACCSTART_MASK; 778 r |= HD64461_LCDGRCFGR_ACCSTART_BITBLT; 779 hd64461_reg_write_2(HD64461_LCDGRCFGR_REG16, r); 780 } 781 782 void 783 hd64461video_putchar(void *ctx, int row, int col, struct wsdisplay_font *font, 784 int fclr, int uclr, u_int uc, int attr) 785 { 786 struct hd64461video_softc *sc = (struct hd64461video_softc *)ctx; 787 int w, h, cw; 788 789 w = font->fontwidth; 790 h = font->fontheight; 791 cw = sc->sc_font.cw; 792 hd64461video_bitblit(ctx, (uc % cw) * w, 793 sc->sc_vc->vc.vc_fbheight + (uc / cw) * h, row, col, h, w); 794 } 795 796 void 797 hd64461video_setclut(void *ctx, struct rasops_info *info) 798 { 799 struct hd64461video_softc *sc = (struct hd64461video_softc *)ctx; 800 801 if (sc->sc_vc->vc.vc_fbdepth != 8) 802 return; 803 } 804 805 void 806 hd64461video_font(void *ctx, struct wsdisplay_font *font) 807 { 808 struct hd64461video_softc *sc = (struct hd64461video_softc *)ctx; 809 810 hd64461video_font_set_attr(sc, font); 811 hd64461video_font_load(sc); 812 } 813 814 void 815 hd64461video_iodone(void *ctx) 816 { 817 while ((hd64461_reg_read_2(HD64461_LCDGRCFGR_REG16) & 818 HD64461_LCDGRCFGR_ACCSTATUS) != 0) 819 /* busy loop */; 820 } 821 822 /* internal */ 823 void 824 hd64461video_font_load_16bpp(u_int16_t *d, u_int8_t *s, int w, int h, int step) 825 { 826 int i, j, n; 827 n = step / sizeof(u_int16_t); 828 829 for (i = 0; i < h; i++, d += n) { 830 for (j = 0; j < w; j++) { 831 d[j] = *s & (1 << (w - j - 1)) ? 0xffff : 0x0000; 832 } 833 s++; 834 } 835 } 836 837 void 838 hd64461video_font_load_8bpp(u_int8_t *d, u_int8_t *s, int w, int h, int step) 839 { 840 int i, j, n; 841 n = step / sizeof(u_int8_t); 842 843 for (i = 0; i < h; i++, d += n) { 844 for (j = 0; j < w; j++) { 845 d[j] = *s & (1 << (w - j - 1)) ? 0xff : 0x00; 846 } 847 s++; 848 } 849 } 850 851 void 852 hd64461video_font_set_attr(struct hd64461video_softc *sc, 853 struct wsdisplay_font *f) 854 { 855 struct hd64461video_chip *hvc = sc->sc_vc; 856 struct wsdisplay_font *font = (struct wsdisplay_font *)&sc->sc_font; 857 int w, h, bpp; 858 859 w = f->fontwidth; 860 h = f->fontheight; 861 bpp = hvc->vc.vc_fbdepth; 862 863 *font = *f; 864 sc->sc_font.c = (w * bpp) / NBBY; 865 sc->sc_font.cw = hvc->hf.hf_width / w; 866 sc->sc_font.cstep = ((w * h * bpp) / NBBY) * sc->sc_font.cw; 867 868 DPRINTF("c = %d cw = %d cstep = %d\n", sc->sc_font.c, 869 sc->sc_font.cw, sc->sc_font.cstep); 870 871 } 872 873 /* return frame buffer virtual address of charcter #n */ 874 vaddr_t 875 hd64461video_font_start_addr(struct hd64461video_softc *sc, int n) 876 { 877 struct hd64461video_chip *hvc = sc->sc_vc; 878 struct hd64461video_font *font = &sc->sc_font; 879 vaddr_t base; 880 881 base = (vaddr_t)hvc->off_screen_addr; 882 base += (n / font->cw) * font->cstep + font->c * (n % font->cw); 883 884 return base; 885 } 886 887 void 888 hd64461video_font_load(struct hd64461video_softc *sc) 889 { 890 struct hd64461video_chip *hvc = sc->sc_vc; 891 struct wsdisplay_font *font = (struct wsdisplay_font *)&sc->sc_font; 892 u_int8_t *q; 893 int w, h, step, i, n; 894 895 if (sc->sc_font.loaded) { 896 printf("reload font\n"); 897 } 898 899 w = font->fontwidth; 900 h = font->fontheight; 901 step = sc->sc_font.cw * sc->sc_font.c; 902 n = (w * h) / NBBY; 903 q = font->data; 904 905 DPRINTF("%s (%dx%d) %d+%d\n", font->name, w, h, font->firstchar, 906 font->numchars); 907 DPRINTF("bitorder %d byteorder %d stride %d\n", font->bitorder, 908 font->byteorder, font->stride); 909 910 switch (hvc->vc.vc_fbdepth) { 911 case 8: 912 for (i = font->firstchar; i < font->numchars; i++) { 913 hd64461video_font_load_8bpp 914 ((u_int8_t *)hd64461video_font_start_addr(sc, i), 915 q, w, h, step); 916 q += n; 917 } 918 break; 919 case 16: 920 for (i = font->firstchar; i < font->numchars; i++) { 921 hd64461video_font_load_16bpp 922 ((u_int16_t *)hd64461video_font_start_addr(sc, i), 923 q, w, h, step); 924 q += n; 925 } 926 break; 927 } 928 929 sc->sc_font.loaded = TRUE; 930 } 931 932 void 933 hd64461video_update_videochip_status(struct hd64461video_chip *hvc) 934 { 935 struct video_chip *vc = &hvc->vc; 936 u_int16_t r; 937 int i; 938 int depth, width, height; 939 940 depth = 0; /* XXX: -Wuninitialized */ 941 942 /* display mode */ 943 r = hd64461_reg_read_2(HD64461_LCDLDR3_REG16); 944 i = HD64461_LCDLDR3_CG(r); 945 switch (i) { 946 case HD64461_LCDLDR3_CG_COLOR16: 947 depth = 16; 948 hvc->mode = LCD64K_C; 949 break; 950 case HD64461_LCDLDR3_CG_COLOR8: 951 depth = 8; 952 hvc->mode = LCD256_C; 953 break; 954 case HD64461_LCDLDR3_CG_GRAY6: 955 depth = 6; 956 hvc->mode = LCD64_MONO; 957 break; 958 case HD64461_LCDLDR3_CG_GRAY4: 959 depth = 4; 960 hvc->mode = LCD16_MONO; 961 break; 962 case HD64461_LCDLDR3_CG_GRAY2: 963 depth = 2; 964 hvc->mode = LCD4_MONO; 965 break; 966 case HD64461_LCDLDR3_CG_GRAY1: 967 depth = 1; 968 hvc->mode = LCD2_MONO; 969 break; 970 } 971 972 r = hd64461_reg_read_2(HD64461_LCDCCR_REG16); 973 i = HD64461_LCDCCR_DSPSEL(i); 974 switch (i) { 975 case HD64461_LCDCCR_DSPSEL_LCD_CRT: 976 depth = 8; 977 hvc->mode = LCDCRT; 978 break; 979 case HD64461_LCDCCR_DSPSEL_CRT: 980 depth = 8; 981 hvc->mode = CRT256_C; 982 break; 983 case HD64461_LCDCCR_DSPSEL_LCD: 984 /* nothing to do */ 985 break; 986 } 987 988 callout_init(&hvc->unblank_ch); 989 hvc->blanked = 0; 990 991 width = bootinfo->fb_width; 992 height = bootinfo->fb_height; 993 994 vc->vc_fbvaddr = HD64461_FBBASE; 995 vc->vc_fbpaddr = HD64461_FBBASE; 996 vc->vc_fbdepth = depth; 997 vc->vc_fbsize = (width * height * depth) / NBBY; 998 vc->vc_fbwidth = width; 999 vc->vc_fbheight = height; 1000 } 1001 1002 #if notyet 1003 void 1004 hd64461video_set_display_mode(struct hd64461video_chip *hvc) 1005 { 1006 1007 if (hvc->mode == LCDCRT || hvc->mode == CRT256_C) 1008 hd64461video_set_display_mode_crtc(hvc); 1009 1010 hd64461video_set_display_mode_lcdc(hvc); 1011 } 1012 1013 void 1014 hd64461video_set_display_mode_lcdc(struct hd64461video_chip *hvc) 1015 { 1016 struct { 1017 u_int16_t clor; /* display size 640 x 240 */ 1018 u_int16_t ldr3; 1019 const char *name; 1020 } disp_conf[] = { 1021 [LCD256_C] = { 0x280 , HD64461_LCDLDR3_CG_COLOR8 , 1022 "8bit color" }, 1023 [LCD64K_C] = { 0x500 , HD64461_LCDLDR3_CG_COLOR16 , 1024 "16bit color" }, 1025 [LCD64_MONO] = { 0x280 , HD64461_LCDLDR3_CG_GRAY6 , 1026 "6bit gray scale" }, 1027 [LCD16_MONO] = { 0x140 , HD64461_LCDLDR3_CG_GRAY4 , 1028 "4bit gray scale" }, 1029 [LCD4_MONO] = { 0x0a0 , HD64461_LCDLDR3_CG_GRAY2 , 1030 "2bit gray scale" }, 1031 [LCD2_MONO] = { 0x050 , HD64461_LCDLDR3_CG_GRAY1 , 1032 "mono chrome" }, 1033 }, *conf; 1034 u_int16_t r; 1035 int omode; 1036 1037 conf = &disp_conf[hvc->mode]; 1038 1039 hd64461_reg_write_2(HD64461_LCDCLOR_REG16, conf->clor); 1040 r = hd64461_reg_read_2(HD64461_LCDLDR3_REG16); 1041 omode = HD64461_LCDLDR3_CG(r); 1042 r = HD64461_LCDLDR3_CG_CLR(r); 1043 r = HD64461_LCDLDR3_CG_SET(r, conf->ldr3); 1044 hd64461_reg_write_2(HD64461_LCDLDR3_REG16, r); 1045 1046 printf("%s ", conf->name); 1047 } 1048 1049 void 1050 hd64461video_set_display_mode_crtc(struct hd64461video_chip *hvc) 1051 { 1052 /* not yet */ 1053 } 1054 #endif /* notyet */ 1055 1056 size_t 1057 hd64461video_frame_buffer_size(struct hd64461video_chip *hvc) 1058 { 1059 vaddr_t page, startaddr, endaddr; 1060 int x; 1061 1062 startaddr = HD64461_FBBASE; 1063 endaddr = startaddr + HD64461_FBSIZE - 1; 1064 1065 page = startaddr; 1066 1067 x = random(); 1068 *(volatile int *)(page + 0) = x; 1069 *(volatile int *)(page + 4) = ~x; 1070 1071 if (*(volatile int *)(page + 0) != x || 1072 *(volatile int *)(page + 4) != ~x) 1073 return (0); 1074 1075 for (page += HD64461_FBPAGESIZE; page < endaddr; 1076 page += HD64461_FBPAGESIZE) { 1077 if (*(volatile int *)(page + 0) == x && 1078 *(volatile int *)(page + 4) == ~x) 1079 goto fbend_found; 1080 } 1081 1082 page -= HD64461_FBPAGESIZE; 1083 *(volatile int *)(page + 0) = x; 1084 *(volatile int *)(page + 4) = ~x; 1085 1086 if (*(volatile int *)(page + 0) != x || 1087 *(volatile int *)(page + 4) != ~x) 1088 return (0); 1089 1090 fbend_found: 1091 return (page - startaddr); 1092 } 1093 1094 void 1095 hd64461video_set_clut(struct hd64461video_chip *vc, int idx, int cnt, 1096 u_int8_t *r, u_int8_t *g, u_int8_t *b) 1097 { 1098 KASSERT(r && g && b); 1099 1100 /* index pallete */ 1101 hd64461_reg_write_2(HD64461_LCDCPTWAR_REG16, 1102 HD64461_LCDCPTWAR_SET(0, idx)); 1103 /* set data */ 1104 while (cnt && LEGAL_CLUT_INDEX(idx)) { 1105 u_int16_t v; 1106 #define HD64461VIDEO_SET_CLUT(x) \ 1107 v = (x >> 2) & 0x3f; \ 1108 hd64461_reg_write_2(HD64461_LCDCPTWDR_REG16, v) 1109 HD64461VIDEO_SET_CLUT(*r); 1110 HD64461VIDEO_SET_CLUT(*g); 1111 HD64461VIDEO_SET_CLUT(*b); 1112 #undef HD64461VIDEO_SET_CLUT 1113 r++, g++, b++; 1114 idx++, cnt--; 1115 } 1116 } 1117 1118 void 1119 hd64461video_get_clut(struct hd64461video_chip *vc, int idx, int cnt, 1120 u_int8_t *r, u_int8_t *g, u_int8_t *b) 1121 { 1122 KASSERT(r && g && b); 1123 1124 /* index pallete */ 1125 hd64461_reg_write_2(HD64461_LCDCPTRAR_REG16, 1126 HD64461_LCDCPTRAR_SET(0, idx)); 1127 1128 /* get data */ 1129 while (cnt && LEGAL_CLUT_INDEX(idx)) { 1130 u_int16_t v; 1131 #define HD64461VIDEO_GET_CLUT(x) \ 1132 v = hd64461_reg_read_2(HD64461_LCDCPTRDR_REG16); \ 1133 x = HD64461_LCDCPTRDR(v); \ 1134 x <<= 2 1135 HD64461VIDEO_GET_CLUT(*r); 1136 HD64461VIDEO_GET_CLUT(*g); 1137 HD64461VIDEO_GET_CLUT(*b); 1138 #undef HD64461VIDEO_GET_CLUT 1139 r++, g++, b++; 1140 idx++, cnt--; 1141 } 1142 } 1143 1144 int 1145 hd64461video_power(void *ctx, int type, long id, void *msg) 1146 { 1147 struct hd64461video_softc *sc = ctx; 1148 struct hd64461video_chip *hvc = sc->sc_vc; 1149 1150 switch ((int)msg) { 1151 case PWR_RESUME: 1152 if (!hvc->console) 1153 break; /* serial console */ 1154 DPRINTF("%s: ON\n", sc->sc_dev.dv_xname); 1155 hd64461video_on(hvc); 1156 break; 1157 case PWR_SUSPEND: 1158 /* FALLTHROUGH */ 1159 case PWR_STANDBY: 1160 DPRINTF("%s: OFF\n", sc->sc_dev.dv_xname); 1161 hd64461video_off(hvc); 1162 break; 1163 } 1164 1165 return 0; 1166 } 1167 1168 void 1169 hd64461video_off(struct hd64461video_chip *vc) 1170 { 1171 1172 callout_stop(&vc->unblank_ch); 1173 1174 /* turn off display in LCDC */ 1175 hd64461video_display_onoff(vc, FALSE); 1176 1177 /* turn off the LCD */ 1178 config_hook_call(CONFIG_HOOK_POWERCONTROL, 1179 CONFIG_HOOK_POWERCONTROL_LCD, 1180 (void *)0); 1181 } 1182 1183 void 1184 hd64461video_on(struct hd64461video_chip *vc) 1185 { 1186 int err; 1187 1188 /* turn on the LCD */ 1189 err = config_hook_call(CONFIG_HOOK_POWERCONTROL, 1190 CONFIG_HOOK_POWERCONTROL_LCD, 1191 (void *)1); 1192 1193 if (err == 0) 1194 /* let the LCD warm up before turning on the display */ 1195 callout_reset(&vc->unblank_ch, hz/2, 1196 hd64461video_display_on, vc); 1197 else 1198 hd64461video_display_onoff(vc, TRUE); 1199 } 1200 1201 void 1202 hd64461video_display_on(void *arg) 1203 { 1204 1205 hd64461video_display_onoff(arg, TRUE); 1206 } 1207 1208 void 1209 hd64461video_display_onoff(void *arg, boolean_t on) 1210 { 1211 /* struct hd64461video_chip *vc = arg; */ 1212 u_int16_t r; 1213 1214 /* turn on/off display in LCDC */ 1215 r = hd64461_reg_read_2(HD64461_LCDLDR1_REG16); 1216 if (on) 1217 r |= HD64461_LCDLDR1_DON; 1218 else 1219 r &= ~HD64461_LCDLDR1_DON; 1220 hd64461_reg_write_2(HD64461_LCDLDR1_REG16, r); 1221 } 1222 1223 #ifdef HD64461VIDEO_DEBUG 1224 void 1225 hd64461video_info(struct hd64461video_softc *sc) 1226 { 1227 u_int16_t r; 1228 int color; 1229 int i; 1230 1231 dbg_banner_function(); 1232 printf("---[LCD]---\n"); 1233 /* Base Address Register */ 1234 r = hd64461_reg_read_2(HD64461_LCDCBAR_REG16); 1235 printf("LCDCBAR Frame buffer base address (4KB align): 0x%08x\n", 1236 HD64461_LCDCBAR_BASEADDR(r)); 1237 1238 /* Line Address Offset Register */ 1239 r = hd64461_reg_read_2(HD64461_LCDCLOR_REG16); 1240 printf("LCDCLOR Line address offset: %d\n", HD64461_LCDCLOR(r)); 1241 1242 /* LCDC Control Register */ 1243 r = hd64461_reg_read_2(HD64461_LCDCCR_REG16); 1244 i = HD64461_LCDCCR_DSPSEL(r); 1245 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_LCDCCR_##m, #m) 1246 printf("LCDCCR (LCD Control Register)\n"); 1247 DBG_BITMASK_PRINT(r, STBAK); 1248 DBG_BITMASK_PRINT(r, STREQ); 1249 DBG_BITMASK_PRINT(r, MOFF); 1250 DBG_BITMASK_PRINT(r, REFSEL); 1251 DBG_BITMASK_PRINT(r, EPON); 1252 DBG_BITMASK_PRINT(r, SPON); 1253 printf("\n"); 1254 #undef DBG_BITMASK_PRINT 1255 printf("LCDCCR Display select LCD[%c] CRT[%c]\n", 1256 i == HD64461_LCDCCR_DSPSEL_LCD_CRT || 1257 i == HD64461_LCDCCR_DSPSEL_LCD ? 'x' : '_', 1258 i == HD64461_LCDCCR_DSPSEL_LCD_CRT || 1259 i == HD64461_LCDCCR_DSPSEL_CRT ? 'x' : '_'); 1260 1261 /* LCD Display Register */ 1262 /* 1 */ 1263 r = hd64461_reg_read_2(HD64461_LCDLDR1_REG16); 1264 printf("(LCD Display Register)\n"); 1265 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_LCDLDR1_##m, #m) 1266 printf("LCDLDR1: "); 1267 DBG_BITMASK_PRINT(r, DINV); 1268 DBG_BITMASK_PRINT(r, DON); 1269 printf("\n"); 1270 #undef DBG_BITMASK_PRINT 1271 /* 2 */ 1272 r = hd64461_reg_read_2(HD64461_LCDLDR2_REG16); 1273 i = HD64461_LCDLDR2_LM(r); 1274 #define DBG_BITMASK_PRINT(r, m) dbg_bitmask_print(r, HD64461_LCDLDR2_##m, #m) 1275 printf("LCDLDR2: "); 1276 DBG_BITMASK_PRINT(r, CC1); 1277 DBG_BITMASK_PRINT(r, CC2); 1278 #undef DBG_BITMASK_PRINT 1279 color = 0; 1280 switch (i) { 1281 default: 1282 panic("unknown unknown LCD interface."); 1283 break; 1284 case HD64461_LCDLDR2_LM_COLOR: 1285 color = 1; 1286 printf("Color"); 1287 break; 1288 case HD64461_LCDLDR2_LM_GRAY8: 1289 printf("8-bit grayscale"); 1290 break; 1291 case HD64461_LCDLDR2_LM_GRAY4: 1292 printf("8-bit grayscale"); 1293 break; 1294 } 1295 printf(" LCD interface\n"); 1296 /* 3 */ 1297 printf("LCDLDR3: "); 1298 r = hd64461_reg_read_2(HD64461_LCDLDR3_REG16); 1299 i = HD64461_LCDLDR3_CS(r); 1300 printf("CS "); 1301 switch (i) { 1302 case 0: 1303 printf("15"); 1304 break; 1305 case 1: 1306 printf("2.5"); 1307 break; 1308 case 2: 1309 printf("3.75"); 1310 break; 1311 case 4: 1312 printf("5"); 1313 break; 1314 case 8: 1315 printf("7.5"); 1316 break; 1317 case 16: 1318 printf("10"); 1319 break; 1320 } 1321 printf("%s MHz ", color ? "" : "/2"); 1322 i = HD64461_LCDLDR3_CG(r); 1323 switch (i) { 1324 case HD64461_LCDLDR3_CG_COLOR16: 1325 printf("Color 64K colors\n"); 1326 break; 1327 case HD64461_LCDLDR3_CG_COLOR8: 1328 printf("Color 256 colors\n"); 1329 break; 1330 case HD64461_LCDLDR3_CG_GRAY6: 1331 printf("6-bit Grayscale\n"); 1332 break; 1333 case HD64461_LCDLDR3_CG_GRAY4: 1334 printf("4-bit Grayscale\n"); 1335 break; 1336 case HD64461_LCDLDR3_CG_GRAY2: 1337 printf("2-bit Grayscale\n"); 1338 break; 1339 case HD64461_LCDLDR3_CG_GRAY1: 1340 printf("1-bit Grayscale\n"); 1341 break; 1342 } 1343 1344 /* LCD Number of Characters in Horizontal Register */ 1345 r = hd64461_reg_read_2(HD64461_LCDLDHNCR_REG16); 1346 printf("LDHNCR: NHD %d NHT %d (# of horizontal characters)\n", 1347 HD64461_LCDLDHNCR_NHD(r), HD64461_LCDLDHNCR_NHT(r)); 1348 1349 /* Start Position of Horizontal Register */ 1350 r = hd64461_reg_read_2(HD64461_LCDLDHNSR_REG16); 1351 printf("LDHNSR: HSW %d HSP %d (start position of horizontal)\n", 1352 HD64461_LCDLDHNSR_HSW(r), HD64461_LCDLDHNSR_HSP(r)); 1353 1354 /* Total Vertical Lines Register */ 1355 r = hd64461_reg_read_2(HD64461_LCDLDVNTR_REG16); 1356 printf("LDVNTR: %d (total vertical lines)\n", 1357 HD64461_LCDLDVNTR_VTL(r)); 1358 1359 /* Display Vertical Lines Register */ 1360 r = hd64461_reg_read_2(HD64461_LCDLDVNDR_REG16); 1361 printf("LDVNDR: %d (display vertical lines)\n", 1362 HD64461_LCDLDVSPR_VSP(r)); 1363 1364 /* Vertical Synchronization Position Register */ 1365 r = hd64461_reg_read_2(HD64461_LCDLDVSPR_REG16); 1366 printf("LDVSPR: %d (vertical synchronization position)\n", 1367 HD64461_LCDLDVSPR_VSP(r)); 1368 1369 /* 1370 * CRT Control Register 1371 */ 1372 printf("---[CRT]---\n"); 1373 r = hd64461_reg_read_2(HD64461_LCDCRTVTR_REG16); 1374 printf("CRTVTR: %d (CRTC total vertical lines)\n", 1375 HD64461_LCDCRTVTR(r)); 1376 r = hd64461_reg_read_2(HD64461_LCDCRTVRSR_REG16); 1377 printf("CRTVRSR: %d (CRTC vertical retrace start line)\n", 1378 HD64461_LCDCRTVRSR(r)); 1379 r = hd64461_reg_read_2(HD64461_LCDCRTVRER_REG16); 1380 printf("CRTVRER: %d (CRTC vertical retrace end line)\n", 1381 HD64461_LCDCRTVRER(r)); 1382 1383 } 1384 1385 void 1386 hd64461video_dump() 1387 { 1388 u_int16_t r; 1389 printf("---[Display Mode Setting]---\n"); 1390 #define DUMPREG(x) \ 1391 r = hd64461_reg_read_2(HD64461_LCD ## x ## _REG16); \ 1392 __dbg_bit_print(r, sizeof(u_int16_t), 0, 0, #x, DBG_BIT_PRINT_COUNT) 1393 DUMPREG(CBAR); 1394 DUMPREG(CLOR); 1395 DUMPREG(CCR); 1396 DUMPREG(LDR1); 1397 DUMPREG(LDR2); 1398 DUMPREG(LDHNCR); 1399 DUMPREG(LDHNSR); 1400 DUMPREG(LDVNTR); 1401 DUMPREG(LDVNDR); 1402 DUMPREG(LDVSPR); 1403 DUMPREG(LDR3); 1404 DUMPREG(CRTVTR); 1405 DUMPREG(CRTVRSR); 1406 DUMPREG(CRTVRER); 1407 #undef DUMPREG 1408 dbg_banner_line(); 1409 } 1410 1411 #endif /* HD64461VIDEO_DEBUG */ 1412
Indexes created Tue Sep 30 11:09:46 GMT 2025