ite8181.c revision 1.3.2.4
1 /* $NetBSD: ite8181.c,v 1.3.2.4 2000/12/08 09:26:31 bouyer Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 SATO Kazumi 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 AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 */ 29 30 #include <sys/param.h> 31 #include <sys/kernel.h> 32 #include <sys/device.h> 33 #include <sys/systm.h> 34 #include <sys/boot_flag.h> 35 #include <sys/buf.h> 36 37 #include <uvm/uvm_extern.h> 38 39 #include <dev/wscons/wsconsio.h> 40 41 #include <machine/bootinfo.h> 42 #include <machine/bus.h> 43 #include <machine/autoconf.h> 44 #include <machine/config_hook.h> 45 #include <machine/platid.h> 46 #include <machine/platid_mask.h> 47 48 #include <hpcmips/dev/ite8181reg.h> 49 #include <hpcmips/dev/ite8181var.h> 50 #include "bivideo.h" 51 #if NBIVIDEO > 0 52 #include <hpcmips/dev/bivideovar.h> 53 #endif 54 #include <hpcmips/dev/hpccmapvar.h> 55 56 57 #define ITE8181DEBUG 58 #ifdef ITE8181DEBUG 59 #ifndef ITE8181DEBUG_CONF 60 #define ITE8181DEBUG_CONF 0 61 #endif 62 int ite8181_debug = ITE8181DEBUG_CONF; 63 #define DPRINTF(arg) if (ite8181_debug) printf arg 64 #define DPRINTFN(n, arg) if (ite8181_debug > (n)) printf arg 65 #define VPRINTF(arg) if (bootverbose || ite8181_debug) printf arg 66 #define VPRINTFN(n, arg) if (bootverbose || ite8181_debug > (n)) printf arg 67 #else 68 #define DPRINTF(arg) 69 #define DPRINTFN(n, arg) 70 #define VPRINTF(arg) if (bootverbose) printf arg 71 #define VPRINTFN(n, arg) if (bootverbose) printf arg 72 #endif 73 74 #ifndef ITE8181_LCD_CONTROL_ENABLE 75 int ite8181_lcd_control_disable = 1; 76 #else /* ITE8181_LCD_CONTROL_ENABLE */ 77 int ite8181_lcd_control_disable = 0; 78 #endif /* ITE8181_LCD_CONTROL_ENABLE */ 79 80 #define ITE8181_WINCE_CMAP 81 82 /* 83 * XXX: 84 * IBM WorkPad z50 power unit has too weak power. 85 * So we must wait too many times to access some device 86 * after LCD panel and BackLight on. 87 * Currently delay is not enough ??? FIXME 88 */ 89 #ifndef ITE8181_LCD_ON_SELF_DELAY 90 #define ITE8181_LCD_ON_SELF_DELAY 1000 91 #endif /* ITE8181_LCD_ON__SELF_DELAY */ 92 #ifndef ITE8181_LCD_ON_DELAY 93 #define ITE8181_LCD_ON_DELAY 2000 94 #endif /* ITE8181_LCD_ON_DELAY */ 95 int ite8181_lcd_on_self_delay = ITE8181_LCD_ON_SELF_DELAY; /* msec */ 96 int ite8181_lcd_on_delay = ITE8181_LCD_ON_DELAY; /* msec */ 97 98 #define MSEC 1000 99 /* 100 * function prototypes 101 */ 102 static void ite8181_config_write_4 __P((bus_space_tag_t, bus_space_handle_t, int, int)); 103 static int ite8181_config_read_4 __P((bus_space_tag_t, bus_space_handle_t, int)); 104 105 static void ite8181_gui_write_4 __P((struct ite8181_softc *, int, int)); 106 static int ite8181_gui_read_4 __P((struct ite8181_softc *, int)); 107 108 static void ite8181_gui_write_1 __P((struct ite8181_softc *, int, int)); 109 static int ite8181_gui_read_1 __P((struct ite8181_softc *, int)); 110 111 static void ite8181_graphics_write_1 __P((struct ite8181_softc *, int, int)); 112 static int ite8181_graphics_read_1 __P((struct ite8181_softc *, int)); 113 114 static void ite8181_ema_write_1 __P((struct ite8181_softc *, int, int)); 115 static int ite8181_ema_read_1 __P((struct ite8181_softc *, int)); 116 117 static void ite8181_power __P((int, void *)); 118 static int ite8181_hardpower __P((void *, int, long, void *)); 119 static int ite8181_fbinit __P((struct hpcfb_fbconf *)); 120 static int ite8181_ioctl __P((void *, u_long, caddr_t, int, struct proc *)); 121 static paddr_t ite8181_mmap __P((void *, off_t offset, int)); 122 static void ite8181_erase_cursor __P((struct ite8181_softc *)); 123 static int ite8181_lcd_power __P((struct ite8181_softc *, int)); 124 /* 125 * static variables 126 */ 127 struct hpcfb_accessops ite8181_ha = { 128 ite8181_ioctl, ite8181_mmap 129 }; 130 131 inline int 132 ite8181_config_read_4(iot, ioh, byteoffset) 133 bus_space_tag_t iot; 134 bus_space_handle_t ioh; 135 int byteoffset; 136 { 137 return bus_space_read_4(iot, ioh, ITE8181_CONF_OFFSET + byteoffset); 138 } 139 140 inline void 141 ite8181_config_write_4(iot, ioh, byteoffset, data) 142 bus_space_tag_t iot; 143 bus_space_handle_t ioh; 144 int byteoffset; 145 int data; 146 { 147 bus_space_write_4(iot, ioh, ITE8181_CONF_OFFSET + byteoffset, data); 148 } 149 150 inline int 151 ite8181_gui_read_4(sc, byteoffset) 152 struct ite8181_softc *sc; 153 int byteoffset; 154 { 155 return bus_space_read_4(sc->sc_iot, sc->sc_ioh, 156 sc->sc_gba + byteoffset); 157 } 158 159 inline void 160 ite8181_gui_write_4(sc, byteoffset, data) 161 struct ite8181_softc *sc; 162 int byteoffset; 163 int data; 164 { 165 bus_space_write_4(sc->sc_iot, sc->sc_ioh, sc->sc_gba + byteoffset, data); 166 } 167 168 inline int 169 ite8181_gui_read_1(sc, byteoffset) 170 struct ite8181_softc *sc; 171 int byteoffset; 172 { 173 return bus_space_read_1(sc->sc_iot, sc->sc_ioh, 174 sc->sc_gba + byteoffset); 175 } 176 177 inline void 178 ite8181_gui_write_1(sc, byteoffset, data) 179 struct ite8181_softc *sc; 180 int byteoffset; 181 int data; 182 { 183 bus_space_write_1(sc->sc_iot, sc->sc_ioh, sc->sc_gba + byteoffset, data); 184 } 185 186 inline int 187 ite8181_graphics_read_1(sc, byteoffset) 188 struct ite8181_softc *sc; 189 int byteoffset; 190 { 191 return bus_space_read_1(sc->sc_iot, sc->sc_ioh, 192 sc->sc_sba + byteoffset); 193 } 194 195 inline void 196 ite8181_graphics_write_1(sc, byteoffset, data) 197 struct ite8181_softc *sc; 198 int byteoffset; 199 int data; 200 { 201 bus_space_write_1(sc->sc_iot, sc->sc_ioh, sc->sc_sba + byteoffset, data); 202 } 203 204 inline int 205 ite8181_ema_read_1(sc, byteoffset) 206 struct ite8181_softc *sc; 207 int byteoffset; 208 { 209 ite8181_graphics_write_1(sc, ITE8181_EMA_EXAX, byteoffset); 210 return ite8181_graphics_read_1(sc, ITE8181_EMA_EXADATA); 211 } 212 213 inline void 214 ite8181_ema_write_1(sc, byteoffset, data) 215 struct ite8181_softc *sc; 216 int byteoffset; 217 int data; 218 { 219 ite8181_graphics_write_1(sc, ITE8181_EMA_EXAX, byteoffset); 220 ite8181_graphics_write_1(sc, ITE8181_EMA_EXADATA, data); 221 } 222 223 int 224 ite8181_probe(iot, ioh) 225 bus_space_tag_t iot; 226 bus_space_handle_t ioh; 227 { 228 unsigned long regval; 229 230 #if NBIVIDEO > 0 231 if (bivideo_dont_attach) /* some video driver already attached */ 232 return (0); 233 #endif /* NBIVIDEO > 0 */ 234 235 regval = ite8181_config_read_4(iot, ioh, ITE8181_ID); 236 VPRINTF(("ite8181_probe: vendor id=%04lx product id=%04lx\n", 237 regval & 0xffff, (regval >> 16) & 0xffff)); 238 if (regval != ((ITE8181_PRODUCT_ID << 16) | ITE8181_VENDER_ID)) 239 return (0); 240 241 return (1); 242 } 243 244 void 245 ite8181_attach(sc) 246 struct ite8181_softc *sc; 247 { 248 unsigned long regval; 249 struct hpcfb_attach_args ha; 250 int console = (bootinfo->bi_cnuse & BI_CNUSE_SERIAL) ? 0 : 1; 251 252 regval = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_CLASS); 253 printf(": ITE8181 Rev.%02lx\n", regval & ITE8181_REV_MASK); 254 255 /* set base offsets */ 256 sc->sc_mba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_MBA); 257 DPRINTFN(1, ("ite8181: Memory base offset %08x\n", sc->sc_mba)); 258 sc->sc_gba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_GBA); 259 DPRINTFN(1, ("ite8181: GUI base offset %08x\n", sc->sc_gba)); 260 sc->sc_sba = ite8181_config_read_4(sc->sc_iot, sc->sc_ioh, ITE8181_SBA); 261 DPRINTFN(1, ("ite8181: Graphics base offset %08x\n", sc->sc_sba)); 262 263 /* assume lcd is on */ 264 sc->sc_lcd = 1; 265 266 /* Add a power hook to power saving */ 267 sc->sc_powerstate = ITE8181_POWERSTATE_D0; 268 sc->sc_powerhook = powerhook_establish(ite8181_power, sc); 269 if (sc->sc_powerhook == NULL) 270 printf("%s: WARNING: unable to establish power hook\n", 271 sc->sc_dev.dv_xname); 272 273 /* Add a hard power hook to power saving */ 274 sc->sc_hardpowerhook = config_hook(CONFIG_HOOK_PMEVENT, 275 CONFIG_HOOK_PMEVENT_HARDPOWER, 276 CONFIG_HOOK_SHARE, 277 ite8181_hardpower, sc); 278 if (sc->sc_hardpowerhook == NULL) 279 printf("%s: WARNING: unable to establish hard power hook\n", 280 sc->sc_dev.dv_xname); 281 282 ite8181_fbinit(&sc->sc_fbconf); 283 284 ite8181_erase_cursor(sc); 285 286 if (console && hpcfb_cnattach(&sc->sc_fbconf) != 0) { 287 panic("ite8181_attach: can't init fb console"); 288 } 289 290 ha.ha_console = console; 291 ha.ha_accessops = &ite8181_ha; 292 ha.ha_accessctx = sc; 293 ha.ha_curfbconf = 0; 294 ha.ha_nfbconf = 1; 295 ha.ha_fbconflist = &sc->sc_fbconf; 296 ha.ha_curdspconf = 0; 297 ha.ha_ndspconf = 1; 298 ha.ha_dspconflist = &sc->sc_dspconf; 299 300 config_found(&sc->sc_dev, &ha, hpcfbprint); 301 302 #if NBIVIDEO > 0 303 /* 304 * bivideo is no longer need 305 */ 306 bivideo_dont_attach = 1; 307 #endif /* NBIVIDEO > 0 */ 308 } 309 310 int ite8181_lcd_power(sc, on) 311 struct ite8181_softc *sc; 312 int on; 313 { 314 int lcd_p; 315 int lcd_s; 316 int lcd_seq; 317 int loop = 10; 318 319 if (ite8181_lcd_control_disable) { 320 VPRINTF(("ite8171_lcd_control_disable!: %s\n", on?"on":"off")); 321 return 0; 322 } 323 324 if (sc->sc_lcd != on) { 325 ite8181_ema_write_1(sc, ITE8181_EMA_ENABLEEMA, 326 ITE8181_EMA_ENABLEPASS); 327 lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER); 328 lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT); 329 lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ); 330 DPRINTFN(1,("ite8181_lcd_power(%d)< p=%x, s=%x, seq=%x\n", 331 on, 332 lcd_p, lcd_s, lcd_seq)); 333 if (on) { 334 sc->sc_lcd = 1; 335 lcd_seq |= (ITE8181_PUP0|ITE8181_PUP1|ITE8181_PUP2); 336 ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSEQ, lcd_seq); 337 lcd_p &= ~ITE8181_LCDSTANDBY; 338 ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWER, lcd_p); 339 /* 340 * XXX: 341 * IBM WorkPad z50 power unit has too weak power. 342 * So we must wait too many times to access self device 343 * after LCD panel and BackLight on. 344 * Currently delay is not enough ??? FIXME 345 */ 346 delay(ite8181_lcd_on_self_delay*MSEC); 347 while (loop--) { 348 lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER); 349 lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT); 350 lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ); 351 DPRINTFN(1,("ite8181_lcd_power(%d)%d| p=%x, s=%x, seq=%x\n", 352 on, loop, 353 lcd_p, lcd_s, lcd_seq)); 354 /* XXX the states which are not described in manual.*/ 355 if (!(lcd_s&ITE8181_LCDPSTANDBY) && 356 !(lcd_s&ITE8181_LCDPUP) && 357 (lcd_s&ITE8181_LCDPON)) 358 break; 359 delay(100); 360 } 361 lcd_s |= ITE8181_PPTOBEON; 362 ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSTAT, lcd_s); 363 } else { 364 sc->sc_lcd = 0; 365 lcd_p |= ITE8181_LCDSTANDBY; 366 ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWER, lcd_p); 367 while (loop--) { 368 lcd_p = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER); 369 lcd_s = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT); 370 lcd_seq = ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ); 371 DPRINTFN(1,("ite8181_lcd_power(%d)%d| p=%x, s=%x, seq=%x\n", 372 on, loop, 373 lcd_p, lcd_s, lcd_seq)); 374 /* XXX the states which are not described in manual.*/ 375 if ((lcd_s&ITE8181_LCDPSTANDBY) && 376 !(lcd_s&ITE8181_LCDPDOWN) && 377 !(lcd_s&ITE8181_LCDPON)) 378 break; 379 delay(100); 380 } 381 lcd_s &= ~ITE8181_PPTOBEON; 382 ite8181_ema_write_1(sc, ITE8181_EMA_LCDPOWERSTAT, lcd_s); 383 } 384 DPRINTFN(1,("ite8181_lcd_power(%d)> p=%x, s=%x, seq=%x\n", 385 on, 386 ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWER), 387 ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSTAT), 388 ite8181_ema_read_1(sc, ITE8181_EMA_LCDPOWERSEQ))); 389 ite8181_ema_write_1(sc, ITE8181_EMA_ENABLEEMA, 390 ITE8181_EMA_DISABLEPASS); 391 } 392 return 0; 393 } 394 395 static void 396 ite8181_erase_cursor(sc) 397 struct ite8181_softc *sc; 398 { 399 ite8181_gui_write_1(sc, ITE8181_GUI_C1C, 0); /* Cursor 1 Control Reg. */ 400 /* other ? */ 401 } 402 403 static void 404 ite8181_power(why, arg) 405 int why; 406 void *arg; 407 { 408 } 409 410 static int 411 ite8181_hardpower(ctx, type, id, msg) 412 void *ctx; 413 int type; 414 long id; 415 void *msg; 416 { 417 struct ite8181_softc *sc = ctx; 418 int why = (int)msg; 419 420 switch (why) { 421 case PWR_STANDBY: 422 sc->sc_powerstate = ITE8181_POWERSTATE_D3; 423 /* ite8181_lcd_power(sc, 0); */ 424 delay(MSEC); 425 break; 426 case PWR_SUSPEND: 427 sc->sc_powerstate = ITE8181_POWERSTATE_D2; 428 ite8181_lcd_power(sc, 0); 429 delay(MSEC); 430 break; 431 case PWR_RESUME: 432 delay(MSEC); 433 sc->sc_powerstate = ITE8181_POWERSTATE_D0; 434 ite8181_lcd_power(sc, 1); 435 /* 436 * XXX: 437 * IBM WorkPad z50 power unit has too weak power. 438 * So we must wait too many times to access other devices 439 * after LCD panel and BackLight on. 440 */ 441 delay(ite8181_lcd_on_delay*MSEC); 442 break; 443 } 444 445 /* 446 * you should wait until the 447 * power state transit sequence will end. 448 */ 449 450 return (0); 451 } 452 453 454 static int 455 ite8181_fbinit(fb) 456 struct hpcfb_fbconf *fb; 457 { 458 459 /* 460 * get fb settings from bootinfo 461 */ 462 if (bootinfo == NULL || 463 bootinfo->fb_addr == 0 || 464 bootinfo->fb_line_bytes == 0 || 465 bootinfo->fb_width == 0 || 466 bootinfo->fb_height == 0) { 467 printf("no frame buffer infomation.\n"); 468 return (-1); 469 } 470 471 /* zero fill */ 472 bzero(fb, sizeof(*fb)); 473 474 fb->hf_conf_index = 0; /* configuration index */ 475 fb->hf_nconfs = 1; /* how many configurations */ 476 strcpy(fb->hf_name, "built-in video"); 477 /* frame buffer name */ 478 strcpy(fb->hf_conf_name, "default"); 479 /* configuration name */ 480 fb->hf_height = bootinfo->fb_height; 481 fb->hf_width = bootinfo->fb_width; 482 fb->hf_baseaddr = (u_long)bootinfo->fb_addr; 483 fb->hf_offset = (u_long)bootinfo->fb_addr - 484 mips_ptob(mips_btop(bootinfo->fb_addr)); 485 /* frame buffer start offset */ 486 fb->hf_bytes_per_line = bootinfo->fb_line_bytes; 487 fb->hf_nplanes = 1; 488 fb->hf_bytes_per_plane = bootinfo->fb_height * 489 bootinfo->fb_line_bytes; 490 491 fb->hf_access_flags |= HPCFB_ACCESS_BYTE; 492 fb->hf_access_flags |= HPCFB_ACCESS_WORD; 493 fb->hf_access_flags |= HPCFB_ACCESS_DWORD; 494 495 switch (bootinfo->fb_type) { 496 /* 497 * gray scale 498 */ 499 case BIFB_D2_M2L_3: 500 case BIFB_D2_M2L_3x2: 501 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 502 /* fall through */ 503 case BIFB_D2_M2L_0: 504 case BIFB_D2_M2L_0x2: 505 fb->hf_class = HPCFB_CLASS_GRAYSCALE; 506 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 507 fb->hf_pack_width = 8; 508 fb->hf_pixels_per_pack = 4; 509 fb->hf_pixel_width = 2; 510 fb->hf_class_data_length = sizeof(struct hf_gray_tag); 511 fb->hf_u.hf_gray.hf_flags = 0; /* reserved for future use */ 512 break; 513 514 /* 515 * indexed color 516 */ 517 case BIFB_D8_FF: 518 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 519 /* fall through */ 520 case BIFB_D8_00: 521 fb->hf_class = HPCFB_CLASS_INDEXCOLOR; 522 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 523 fb->hf_pack_width = 8; 524 fb->hf_pixels_per_pack = 1; 525 fb->hf_pixel_width = 8; 526 fb->hf_class_data_length = sizeof(struct hf_indexed_tag); 527 fb->hf_u.hf_indexed.hf_flags = 0; /* reserved for future use */ 528 break; 529 530 /* 531 * RGB color 532 */ 533 case BIFB_D16_FFFF: 534 fb->hf_access_flags |= HPCFB_ACCESS_REVERSE; 535 /* fall through */ 536 case BIFB_D16_0000: 537 fb->hf_class = HPCFB_CLASS_RGBCOLOR; 538 fb->hf_access_flags |= HPCFB_ACCESS_STATIC; 539 #if BYTE_ORDER == LITTLE_ENDIAN 540 fb->hf_swap_flags = HPCFB_SWAP_BYTE; 541 #endif 542 fb->hf_pack_width = 16; 543 fb->hf_pixels_per_pack = 1; 544 fb->hf_pixel_width = 16; 545 546 fb->hf_class_data_length = sizeof(struct hf_rgb_tag); 547 fb->hf_u.hf_rgb.hf_flags = 0; /* reserved for future use */ 548 549 fb->hf_u.hf_rgb.hf_red_width = 5; 550 fb->hf_u.hf_rgb.hf_red_shift = 11; 551 fb->hf_u.hf_rgb.hf_green_width = 6; 552 fb->hf_u.hf_rgb.hf_green_shift = 5; 553 fb->hf_u.hf_rgb.hf_blue_width = 5; 554 fb->hf_u.hf_rgb.hf_blue_shift = 0; 555 fb->hf_u.hf_rgb.hf_alpha_width = 0; 556 fb->hf_u.hf_rgb.hf_alpha_shift = 0; 557 break; 558 559 default: 560 printf("unknown type (=%d).\n", bootinfo->fb_type); 561 return (-1); 562 break; 563 } 564 565 return (0); /* no error */ 566 } 567 568 int 569 ite8181_ioctl(v, cmd, data, flag, p) 570 void *v; 571 u_long cmd; 572 caddr_t data; 573 int flag; 574 struct proc *p; 575 { 576 struct ite8181_softc *sc = (struct ite8181_softc *)v; 577 struct hpcfb_fbconf *fbconf; 578 struct hpcfb_dspconf *dspconf; 579 struct wsdisplay_cmap *cmap; 580 581 switch (cmd) { 582 case WSDISPLAYIO_GETCMAP: 583 cmap = (struct wsdisplay_cmap*)data; 584 585 if (sc->sc_fbconf.hf_class != HPCFB_CLASS_INDEXCOLOR || 586 sc->sc_fbconf.hf_pack_width != 8 || 587 256 <= cmap->index || 588 256 < (cmap->index + cmap->count)) 589 return (EINVAL); 590 591 if (!uvm_useracc(cmap->red, cmap->count, B_WRITE) || 592 !uvm_useracc(cmap->green, cmap->count, B_WRITE) || 593 !uvm_useracc(cmap->blue, cmap->count, B_WRITE)) 594 return (EFAULT); 595 596 #ifdef ITE8181_WINCE_CMAP 597 copyout(&bivideo_cmap_r[cmap->index], cmap->red, cmap->count); 598 copyout(&bivideo_cmap_g[cmap->index], cmap->green,cmap->count); 599 copyout(&bivideo_cmap_b[cmap->index], cmap->blue, cmap->count); 600 return (0); 601 #else /* ITE8181_WINCE_CMAP */ 602 return EINVAL; 603 #endif /* ITE8181_WINCE_CMAP */ 604 605 case WSDISPLAYIO_PUTCMAP: 606 /* 607 * This driver can't set color map. 608 */ 609 return (EINVAL); 610 611 case HPCFBIO_GCONF: 612 fbconf = (struct hpcfb_fbconf *)data; 613 if (fbconf->hf_conf_index != 0 && 614 fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 615 return (EINVAL); 616 } 617 *fbconf = sc->sc_fbconf; /* structure assignment */ 618 return (0); 619 case HPCFBIO_SCONF: 620 fbconf = (struct hpcfb_fbconf *)data; 621 if (fbconf->hf_conf_index != 0 && 622 fbconf->hf_conf_index != HPCFB_CURRENT_CONFIG) { 623 return (EINVAL); 624 } 625 /* 626 * nothing to do because we have only one configration 627 */ 628 return (0); 629 case HPCFBIO_GDSPCONF: 630 dspconf = (struct hpcfb_dspconf *)data; 631 if ((dspconf->hd_unit_index != 0 && 632 dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 633 (dspconf->hd_conf_index != 0 && 634 dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 635 return (EINVAL); 636 } 637 *dspconf = sc->sc_dspconf; /* structure assignment */ 638 return (0); 639 case HPCFBIO_SDSPCONF: 640 dspconf = (struct hpcfb_dspconf *)data; 641 if ((dspconf->hd_unit_index != 0 && 642 dspconf->hd_unit_index != HPCFB_CURRENT_UNIT) || 643 (dspconf->hd_conf_index != 0 && 644 dspconf->hd_conf_index != HPCFB_CURRENT_CONFIG)) { 645 return (EINVAL); 646 } 647 /* 648 * nothing to do 649 * because we have only one unit and one configration 650 */ 651 return (0); 652 case HPCFBIO_GOP: 653 case HPCFBIO_SOP: 654 /* 655 * curently not implemented... 656 */ 657 return (EINVAL); 658 } 659 660 return (ENOTTY); 661 } 662 663 paddr_t 664 ite8181_mmap(ctx, offset, prot) 665 void *ctx; 666 off_t offset; 667 int prot; 668 { 669 struct ite8181_softc *sc = (struct ite8181_softc *)ctx; 670 671 if (offset < 0 || 672 (sc->sc_fbconf.hf_bytes_per_plane + 673 sc->sc_fbconf.hf_offset) < offset) 674 return -1; 675 676 return mips_btop((u_long)bootinfo->fb_addr + offset); 677 } 678
Indexes created Fri Oct 03 02:09:57 GMT 2025