p9100.c revision 1.23.2.2
1 /* $NetBSD: p9100.c,v 1.23.2.2 2006/12/30 20:49:33 yamt Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 2005, 2006 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Matt Thomas. 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 /* 40 * color display (p9100) driver. 41 * 42 * Does not handle interrupts, even though they can occur. 43 * 44 * XXX should defer colormap updates to vertical retrace interrupts 45 */ 46 47 #include <sys/cdefs.h> 48 __KERNEL_RCSID(0, "$NetBSD: p9100.c,v 1.23.2.2 2006/12/30 20:49:33 yamt Exp $"); 49 50 #include <sys/param.h> 51 #include <sys/systm.h> 52 #include <sys/buf.h> 53 #include <sys/device.h> 54 #include <sys/ioctl.h> 55 #include <sys/malloc.h> 56 #include <sys/mman.h> 57 #include <sys/tty.h> 58 #include <sys/conf.h> 59 60 #include <machine/bus.h> 61 #include <machine/autoconf.h> 62 63 #include <dev/sun/fbio.h> 64 #include <dev/sun/fbvar.h> 65 #include <dev/sun/btreg.h> 66 #include <dev/sun/btvar.h> 67 68 #include <dev/sbus/p9100reg.h> 69 70 #include <dev/sbus/sbusvar.h> 71 72 /*#include <dev/wscons/wsdisplayvar.h>*/ 73 #include <dev/wscons/wsconsio.h> 74 #include <dev/wsfont/wsfont.h> 75 #include <dev/rasops/rasops.h> 76 77 #include <dev/wscons/wsdisplay_vconsvar.h> 78 79 #include "opt_wsemul.h" 80 #include "rasops_glue.h" 81 82 #include "tctrl.h" 83 #if NTCTRL > 0 84 #include <machine/tctrl.h> 85 #include <sparc/dev/tctrlvar.h>/*XXX*/ 86 #endif 87 88 struct pnozz_cursor { 89 short pc_enable; /* cursor is enabled */ 90 struct fbcurpos pc_pos; /* position */ 91 struct fbcurpos pc_hot; /* hot-spot */ 92 struct fbcurpos pc_size; /* size of mask & image fields */ 93 uint32_t pc_bits[0x100]; /* space for mask & image bits */ 94 unsigned char red[3], green[3]; 95 unsigned char blue[3]; /* cursor palette */ 96 }; 97 98 /* per-display variables */ 99 struct p9100_softc { 100 struct device sc_dev; /* base device */ 101 struct sbusdev sc_sd; /* sbus device */ 102 struct fbdevice sc_fb; /* frame buffer device */ 103 104 bus_space_tag_t sc_bustag; 105 106 bus_addr_t sc_ctl_paddr; /* phys address description */ 107 bus_size_t sc_ctl_psize; /* for device mmap() */ 108 bus_space_handle_t sc_ctl_memh; /* bus space handle */ 109 110 bus_addr_t sc_cmd_paddr; /* phys address description */ 111 bus_size_t sc_cmd_psize; /* for device mmap() */ 112 bus_space_handle_t sc_cmd_memh; /* bus space handle */ 113 114 bus_addr_t sc_fb_paddr; /* phys address description */ 115 bus_size_t sc_fb_psize; /* for device mmap() */ 116 bus_space_handle_t sc_fb_memh; /* bus space handle */ 117 118 volatile uint32_t sc_junk; 119 uint32_t sc_mono_width; /* for setup_mono */ 120 121 uint32_t sc_width; 122 uint32_t sc_height; /* panel width / height */ 123 uint32_t sc_stride; 124 uint32_t sc_depth; 125 union bt_cmap sc_cmap; /* Brooktree color map */ 126 127 struct pnozz_cursor sc_cursor; 128 129 int sc_mode; 130 int sc_video, sc_powerstate; 131 uint32_t sc_bg; 132 volatile uint32_t sc_last_offset; 133 struct vcons_data vd; 134 }; 135 136 137 static struct vcons_screen p9100_console_screen; 138 139 extern const u_char rasops_cmap[768]; 140 141 struct wsscreen_descr p9100_defscreendesc = { 142 "default", 143 0, 0, 144 NULL, 145 8, 16, 146 WSSCREEN_WSCOLORS, 147 }; 148 149 const struct wsscreen_descr *_p9100_scrlist[] = { 150 &p9100_defscreendesc, 151 /* XXX other formats, graphics screen? */ 152 }; 153 154 struct wsscreen_list p9100_screenlist = { 155 sizeof(_p9100_scrlist) / sizeof(struct wsscreen_descr *), _p9100_scrlist 156 }; 157 158 /* autoconfiguration driver */ 159 static int p9100_sbus_match(struct device *, struct cfdata *, void *); 160 static void p9100_sbus_attach(struct device *, struct device *, void *); 161 162 static void p9100unblank(struct device *); 163 static void p9100_shutdown(void *); 164 165 CFATTACH_DECL(pnozz, sizeof(struct p9100_softc), 166 p9100_sbus_match, p9100_sbus_attach, NULL, NULL); 167 168 extern struct cfdriver pnozz_cd; 169 170 static dev_type_open(p9100open); 171 static dev_type_ioctl(p9100ioctl); 172 static dev_type_mmap(p9100mmap); 173 174 const struct cdevsw pnozz_cdevsw = { 175 p9100open, nullclose, noread, nowrite, p9100ioctl, 176 nostop, notty, nopoll, p9100mmap, nokqfilter, 177 }; 178 179 /* frame buffer generic driver */ 180 static struct fbdriver p9100fbdriver = { 181 p9100unblank, p9100open, nullclose, p9100ioctl, nopoll, 182 p9100mmap, nokqfilter 183 }; 184 185 static void p9100loadcmap(struct p9100_softc *, int, int); 186 static void p9100_set_video(struct p9100_softc *, int); 187 static int p9100_get_video(struct p9100_softc *); 188 static uint32_t p9100_ctl_read_4(struct p9100_softc *, bus_size_t); 189 static void p9100_ctl_write_4(struct p9100_softc *, bus_size_t, uint32_t); 190 static uint8_t p9100_ramdac_read(struct p9100_softc *, bus_size_t); 191 static void p9100_ramdac_write(struct p9100_softc *, bus_size_t, uint8_t); 192 193 static uint8_t p9100_ramdac_read_ctl(struct p9100_softc *, int); 194 static void p9100_ramdac_write_ctl(struct p9100_softc *, int, uint8_t); 195 196 static void p9100_init_engine(struct p9100_softc *); 197 198 #if NWSDISPLAY > 0 199 static void p9100_sync(struct p9100_softc *); 200 static void p9100_bitblt(void *, int, int, int, int, int, int, uint32_t); 201 static void p9100_rectfill(void *, int, int, int, int, uint32_t); 202 static void p9100_clearscreen(struct p9100_softc *); 203 204 static void p9100_setup_mono(struct p9100_softc *, int, int, int, int, 205 uint32_t, uint32_t); 206 static void p9100_feed_line(struct p9100_softc *, int, uint8_t *); 207 static void p9100_set_color_reg(struct p9100_softc *, int, int32_t); 208 209 static void p9100_copycols(void *, int, int, int, int); 210 static void p9100_erasecols(void *, int, int, int, long); 211 static void p9100_copyrows(void *, int, int, int); 212 static void p9100_eraserows(void *, int, int, long); 213 /*static int p9100_mapchar(void *, int, u_int *);*/ 214 static void p9100_putchar(void *, int, int, u_int, long); 215 static void p9100_cursor(void *, int, int, int); 216 static int p9100_allocattr(void *, int, int, int, long *); 217 218 /*static void p9100_scroll(void *, void *, int);*/ 219 220 static int p9100_putcmap(struct p9100_softc *, struct wsdisplay_cmap *); 221 static int p9100_getcmap(struct p9100_softc *, struct wsdisplay_cmap *); 222 static int p9100_ioctl(void *, void *, u_long, caddr_t, int, struct lwp *); 223 static paddr_t p9100_mmap(void *, void *, off_t, int); 224 225 /*static int p9100_load_font(void *, void *, struct wsdisplay_font *);*/ 226 227 static void p9100_init_screen(void *, struct vcons_screen *, int, 228 long *); 229 #endif 230 231 static void p9100_init_cursor(struct p9100_softc *); 232 233 static void p9100_set_fbcursor(struct p9100_softc *); 234 static void p9100_setcursorcmap(struct p9100_softc *); 235 static void p9100_loadcursor(struct p9100_softc *); 236 237 static int p9100_intr(void *); 238 239 /* power management stuff */ 240 static void p9100_power_hook(int, void *); 241 242 static void p9100_set_extvga(void *, int); 243 244 #if NWSDISPLAY > 0 245 struct wsdisplay_accessops p9100_accessops = { 246 p9100_ioctl, 247 p9100_mmap, 248 NULL, /* vcons_alloc_screen */ 249 NULL, /* vcons_free_screen */ 250 NULL, /* vcons_show_screen */ 251 NULL, /* load_font */ 252 NULL, /* polls */ 253 NULL, /* scroll */ 254 }; 255 #endif 256 257 #define PNOZZ_LATCH(sc, off) if(sc->sc_last_offset == (off & 0xffffff80)) { \ 258 sc->sc_junk = bus_space_read_4(sc->sc_bustag, sc->sc_fb_memh, \ 259 off); \ 260 sc->sc_last_offset = off & 0xffffff80; } 261 262 /* 263 * Match a p9100. 264 */ 265 static int 266 p9100_sbus_match(struct device *parent, struct cfdata *cf, void *aux) 267 { 268 struct sbus_attach_args *sa = aux; 269 270 return (strcmp("p9100", sa->sa_name) == 0); 271 } 272 273 274 /* 275 * Attach a display. We need to notice if it is the console, too. 276 */ 277 static void 278 p9100_sbus_attach(struct device *parent, struct device *self, void *args) 279 { 280 struct p9100_softc *sc = (struct p9100_softc *)self; 281 struct sbus_attach_args *sa = args; 282 struct fbdevice *fb = &sc->sc_fb; 283 int isconsole; 284 int node; 285 int i, j; 286 uint8_t ver; 287 288 #if NWSDISPLAY > 0 289 struct wsemuldisplaydev_attach_args aa; 290 struct rasops_info *ri; 291 unsigned long defattr; 292 #endif 293 294 sc->sc_last_offset = 0xffffffff; 295 296 /* Remember cookies for p9100_mmap() */ 297 sc->sc_bustag = sa->sa_bustag; 298 sc->sc_ctl_paddr = sbus_bus_addr(sa->sa_bustag, 299 sa->sa_reg[0].oa_space, sa->sa_reg[0].oa_base); 300 sc->sc_ctl_psize = 0x8000;/*(bus_size_t)sa->sa_reg[0].oa_size;*/ 301 302 sc->sc_cmd_paddr = sbus_bus_addr(sa->sa_bustag, 303 sa->sa_reg[1].oa_space, sa->sa_reg[1].oa_base); 304 sc->sc_cmd_psize = (bus_size_t)sa->sa_reg[1].oa_size; 305 306 sc->sc_fb_paddr = sbus_bus_addr(sa->sa_bustag, 307 sa->sa_reg[2].oa_space, sa->sa_reg[2].oa_base); 308 sc->sc_fb_psize = (bus_size_t)sa->sa_reg[2].oa_size; 309 310 fb->fb_driver = &p9100fbdriver; 311 fb->fb_device = &sc->sc_dev; 312 fb->fb_flags = device_cfdata(&sc->sc_dev)->cf_flags & FB_USERMASK; 313 #ifdef PNOZZ_EMUL_CG3 314 fb->fb_type.fb_type = FBTYPE_SUN3COLOR; 315 #else 316 fb->fb_type.fb_type = FBTYPE_P9100; 317 #endif 318 fb->fb_pixels = NULL; 319 320 sc->sc_mode = WSDISPLAYIO_MODE_EMUL; 321 322 node = sa->sa_node; 323 isconsole = fb_is_console(node); 324 if (!isconsole) { 325 printf("\n%s: fatal error: PROM didn't configure device\n", 326 self->dv_xname); 327 return; 328 } 329 330 /* 331 * When the ROM has mapped in a p9100 display, the address 332 * maps only the video RAM, so in any case we have to map the 333 * registers ourselves. We only need the video RAM if we are 334 * going to print characters via rconsole. 335 */ 336 if (sbus_bus_map(sc->sc_bustag, 337 sa->sa_reg[0].oa_space, 338 sa->sa_reg[0].oa_base, 339 /* 340 * XXX for some reason the SBus resources don't cover 341 * all registers, so we just map what we need 342 */ 343 /*sc->sc_ctl_psize*/ 0x8000, 344 /*BUS_SPACE_MAP_LINEAR*/0, &sc->sc_ctl_memh) != 0) { 345 printf("%s: cannot map control registers\n", self->dv_xname); 346 return; 347 } 348 349 if (sa->sa_npromvaddrs != 0) 350 fb->fb_pixels = (caddr_t)sa->sa_promvaddrs[0]; 351 352 if (fb->fb_pixels == NULL) { 353 if (sbus_bus_map(sc->sc_bustag, 354 sa->sa_reg[2].oa_space, 355 sa->sa_reg[2].oa_base, 356 sc->sc_fb_psize, 357 BUS_SPACE_MAP_LINEAR, &sc->sc_fb_memh) != 0) { 358 printf("%s: cannot map framebuffer\n", self->dv_xname); 359 return; 360 } 361 fb->fb_pixels = (char *)sc->sc_fb_memh; 362 } else { 363 sc->sc_fb_memh = (bus_space_handle_t) fb->fb_pixels; 364 } 365 366 i = p9100_ctl_read_4(sc, 0x0004); 367 switch ((i >> 26) & 7) { 368 case 5: fb->fb_type.fb_depth = 32; break; 369 case 7: fb->fb_type.fb_depth = 24; break; 370 case 3: fb->fb_type.fb_depth = 16; break; 371 case 2: fb->fb_type.fb_depth = 8; break; 372 default: { 373 panic("pnozz: can't determine screen depth (0x%02x)", i); 374 } 375 } 376 sc->sc_depth = (fb->fb_type.fb_depth >> 3); 377 378 /* XXX for some reason I get a kernel trap with this */ 379 sc->sc_width = prom_getpropint(node, "width", 800); 380 sc->sc_height = prom_getpropint(node, "height", 600); 381 382 sc->sc_stride = prom_getpropint(node, "linebytes", sc->sc_width * 383 (fb->fb_type.fb_depth >> 3)); 384 385 /* check the RAMDAC */ 386 ver = p9100_ramdac_read_ctl(sc, DAC_VERSION); 387 388 p9100_init_engine(sc); 389 390 fb_setsize_obp(fb, fb->fb_type.fb_depth, sc->sc_width, sc->sc_height, 391 node); 392 393 sbus_establish(&sc->sc_sd, &sc->sc_dev); 394 bus_intr_establish(sc->sc_bustag, sa->sa_pri, IPL_BIO, 395 p9100_intr, sc); 396 397 fb->fb_type.fb_size = fb->fb_type.fb_height * fb->fb_linebytes; 398 printf(": rev %d / %x, %dx%d, depth %d mem %x", 399 (i & 7), ver, fb->fb_type.fb_width, fb->fb_type.fb_height, 400 fb->fb_type.fb_depth, (unsigned int)sc->sc_fb_psize); 401 402 fb->fb_type.fb_cmsize = prom_getpropint(node, "cmsize", 256); 403 if ((1 << fb->fb_type.fb_depth) != fb->fb_type.fb_cmsize) 404 printf(", %d entry colormap", fb->fb_type.fb_cmsize); 405 406 /* Initialize the default color map. */ 407 /*bt_initcmap(&sc->sc_cmap, 256);*/ 408 j = 0; 409 for (i = 0; i < 256; i++) { 410 sc->sc_cmap.cm_map[i][0] = rasops_cmap[j]; 411 j++; 412 sc->sc_cmap.cm_map[i][1] = rasops_cmap[j]; 413 j++; 414 sc->sc_cmap.cm_map[i][2] = rasops_cmap[j]; 415 j++; 416 } 417 p9100loadcmap(sc, 0, 256); 418 419 /* make sure we are not blanked */ 420 if (isconsole) 421 p9100_set_video(sc, 1); 422 423 if (shutdownhook_establish(p9100_shutdown, sc) == NULL) { 424 panic("%s: could not establish shutdown hook", 425 sc->sc_dev.dv_xname); 426 } 427 428 if (isconsole) { 429 printf(" (console)\n"); 430 #ifdef RASTERCONSOLE 431 /*p9100loadcmap(sc, 255, 1);*/ 432 fbrcons_init(fb); 433 #endif 434 } else 435 printf("\n"); 436 437 #if NWSDISPLAY > 0 438 wsfont_init(); 439 440 vcons_init(&sc->vd, sc, &p9100_defscreendesc, &p9100_accessops); 441 sc->vd.init_screen = p9100_init_screen; 442 443 vcons_init_screen(&sc->vd, &p9100_console_screen, 1, &defattr); 444 p9100_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC; 445 446 sc->sc_bg = (defattr >> 16) & 0xff; 447 p9100_clearscreen(sc); 448 449 ri = &p9100_console_screen.scr_ri; 450 451 p9100_defscreendesc.nrows = ri->ri_rows; 452 p9100_defscreendesc.ncols = ri->ri_cols; 453 p9100_defscreendesc.textops = &ri->ri_ops; 454 p9100_defscreendesc.capabilities = ri->ri_caps; 455 456 if(isconsole) { 457 wsdisplay_cnattach(&p9100_defscreendesc, ri, 0, 0, defattr); 458 } 459 460 aa.console = isconsole; 461 aa.scrdata = &p9100_screenlist; 462 aa.accessops = &p9100_accessops; 463 aa.accesscookie = &sc->vd; 464 465 config_found(self, &aa, wsemuldisplaydevprint); 466 #endif 467 /* cursor sprite handling */ 468 p9100_init_cursor(sc); 469 470 /* attach the fb */ 471 fb_attach(fb, isconsole); 472 473 /* register with power management */ 474 sc->sc_video = 1; 475 sc->sc_powerstate = PWR_RESUME; 476 powerhook_establish(sc->sc_dev.dv_xname, p9100_power_hook, sc); 477 478 #if NTCTRL > 0 479 /* register callback for external monitor status change */ 480 tadpole_register_callback(p9100_set_extvga, sc); 481 #endif 482 } 483 484 static void 485 p9100_shutdown(arg) 486 void *arg; 487 { 488 struct p9100_softc *sc = arg; 489 490 #ifdef RASTERCONSOLE 491 sc->sc_cmap.cm_map[0][0] = 0xff; 492 sc->sc_cmap.cm_map[0][1] = 0xff; 493 sc->sc_cmap.cm_map[0][2] = 0xff; 494 sc->sc_cmap.cm_map[1][0] = 0; 495 sc->sc_cmap.cm_map[1][1] = 0; 496 sc->sc_cmap.cm_map[1][2] = 0x00; 497 p9100loadcmap(sc, 0, 2); 498 sc->sc_cmap.cm_map[255][0] = 0; 499 sc->sc_cmap.cm_map[255][1] = 0; 500 sc->sc_cmap.cm_map[255][2] = 0; 501 p9100loadcmap(sc, 255, 1); 502 #endif 503 p9100_set_video(sc, 1); 504 } 505 506 int 507 p9100open(dev_t dev, int flags, int mode, struct lwp *l) 508 { 509 int unit = minor(dev); 510 511 if (unit >= pnozz_cd.cd_ndevs || pnozz_cd.cd_devs[unit] == NULL) 512 return (ENXIO); 513 return (0); 514 } 515 516 int 517 p9100ioctl(dev_t dev, u_long cmd, caddr_t data, int flags, struct lwp *l) 518 { 519 struct p9100_softc *sc = pnozz_cd.cd_devs[minor(dev)]; 520 struct fbgattr *fba; 521 int error, v; 522 523 switch (cmd) { 524 525 case FBIOGTYPE: 526 *(struct fbtype *)data = sc->sc_fb.fb_type; 527 break; 528 529 case FBIOGATTR: 530 fba = (struct fbgattr *)data; 531 fba->real_type = sc->sc_fb.fb_type.fb_type; 532 fba->owner = 0; /* XXX ??? */ 533 fba->fbtype = sc->sc_fb.fb_type; 534 fba->sattr.flags = 0; 535 fba->sattr.emu_type = sc->sc_fb.fb_type.fb_type; 536 fba->sattr.dev_specific[0] = -1; 537 fba->emu_types[0] = sc->sc_fb.fb_type.fb_type; 538 fba->emu_types[1] = -1; 539 break; 540 541 case FBIOGETCMAP: 542 #define p ((struct fbcmap *)data) 543 return (bt_getcmap(p, &sc->sc_cmap, 256, 1)); 544 545 case FBIOPUTCMAP: 546 /* copy to software map */ 547 error = bt_putcmap(p, &sc->sc_cmap, 256, 1); 548 if (error) 549 return (error); 550 /* now blast them into the chip */ 551 /* XXX should use retrace interrupt */ 552 p9100loadcmap(sc, p->index, p->count); 553 #undef p 554 break; 555 556 case FBIOGVIDEO: 557 *(int *)data = p9100_get_video(sc); 558 break; 559 560 case FBIOSVIDEO: 561 p9100_set_video(sc, *(int *)data); 562 break; 563 564 /* these are for both FBIOSCURSOR and FBIOGCURSOR */ 565 #define p ((struct fbcursor *)data) 566 #define pc (&sc->sc_cursor) 567 568 case FBIOGCURSOR: 569 p->set = FB_CUR_SETALL; /* close enough, anyway */ 570 p->enable = pc->pc_enable; 571 p->pos = pc->pc_pos; 572 p->hot = pc->pc_hot; 573 p->size = pc->pc_size; 574 575 if (p->image != NULL) { 576 error = copyout(pc->pc_bits, p->image, 0x200); 577 if (error) 578 return error; 579 error = copyout(&pc->pc_bits[0x80], p->mask, 0x200); 580 if (error) 581 return error; 582 } 583 584 p->cmap.index = 0; 585 p->cmap.count = 3; 586 if (p->cmap.red != NULL) { 587 copyout(pc->red, p->cmap.red, 3); 588 copyout(pc->green, p->cmap.green, 3); 589 copyout(pc->blue, p->cmap.blue, 3); 590 } 591 break; 592 593 case FBIOSCURSOR: 594 { 595 int count; 596 uint32_t image[0x80], mask[0x80]; 597 uint8_t red[3], green[3], blue[3]; 598 599 v = p->set; 600 if (v & FB_CUR_SETCMAP) { 601 error = copyin(p->cmap.red, red, 3); 602 error |= copyin(p->cmap.green, green, 3); 603 error |= copyin(p->cmap.blue, blue, 3); 604 if (error) 605 return error; 606 } 607 if (v & FB_CUR_SETSHAPE) { 608 if (p->size.x > 64 || p->size.y > 64) 609 return EINVAL; 610 memset(&mask, 0, 0x200); 611 memset(&image, 0, 0x200); 612 count = p->size.y * 8; 613 error = copyin(p->image, image, count); 614 if (error) 615 return error; 616 error = copyin(p->mask, mask, count); 617 if (error) 618 return error; 619 } 620 621 /* parameters are OK; do it */ 622 if (v & (FB_CUR_SETCUR | FB_CUR_SETPOS | FB_CUR_SETHOT)) { 623 if (v & FB_CUR_SETCUR) 624 pc->pc_enable = p->enable; 625 if (v & FB_CUR_SETPOS) 626 pc->pc_pos = p->pos; 627 if (v & FB_CUR_SETHOT) 628 pc->pc_hot = p->hot; 629 p9100_set_fbcursor(sc); 630 } 631 632 if (v & FB_CUR_SETCMAP) { 633 memcpy(pc->red, red, 3); 634 memcpy(pc->green, green, 3); 635 memcpy(pc->blue, blue, 3); 636 p9100_setcursorcmap(sc); 637 } 638 639 if (v & FB_CUR_SETSHAPE) { 640 memcpy(pc->pc_bits, image, 0x200); 641 memcpy(&pc->pc_bits[0x80], mask, 0x200); 642 p9100_loadcursor(sc); 643 } 644 } 645 break; 646 647 #undef p 648 #undef cc 649 650 case FBIOGCURPOS: 651 *(struct fbcurpos *)data = sc->sc_cursor.pc_pos; 652 break; 653 654 case FBIOSCURPOS: 655 sc->sc_cursor.pc_pos = *(struct fbcurpos *)data; 656 p9100_set_fbcursor(sc); 657 break; 658 659 case FBIOGCURMAX: 660 /* max cursor size is 64x64 */ 661 ((struct fbcurpos *)data)->x = 64; 662 ((struct fbcurpos *)data)->y = 64; 663 break; 664 665 default: 666 return (ENOTTY); 667 } 668 return (0); 669 } 670 671 static uint32_t 672 p9100_ctl_read_4(struct p9100_softc *sc, bus_size_t off) 673 { 674 675 PNOZZ_LATCH(sc, off); 676 return bus_space_read_4(sc->sc_bustag, sc->sc_ctl_memh, off); 677 } 678 679 static void 680 p9100_ctl_write_4(struct p9100_softc *sc, bus_size_t off, uint32_t v) 681 { 682 683 PNOZZ_LATCH(sc, off); 684 bus_space_write_4(sc->sc_bustag, sc->sc_ctl_memh, off, v); 685 } 686 687 /* initialize the drawing engine */ 688 static void 689 p9100_init_engine(struct p9100_softc *sc) 690 { 691 /* reset clipping rectangles */ 692 uint32_t rmax = ((sc->sc_width & 0x3fff) << 16) | 693 (sc->sc_height & 0x3fff); 694 695 sc->sc_last_offset = 0xffffffff; 696 697 p9100_ctl_write_4(sc, WINDOW_OFFSET, 0); 698 p9100_ctl_write_4(sc, WINDOW_MIN, 0); 699 p9100_ctl_write_4(sc, WINDOW_MAX, rmax); 700 p9100_ctl_write_4(sc, BYTE_CLIP_MIN, 0); 701 p9100_ctl_write_4(sc, BYTE_CLIP_MAX, rmax); 702 p9100_ctl_write_4(sc, DRAW_MODE, 0); 703 p9100_ctl_write_4(sc, PLANE_MASK, 0xffffffff); 704 p9100_ctl_write_4(sc, PATTERN0, 0xffffffff); 705 p9100_ctl_write_4(sc, PATTERN1, 0xffffffff); 706 p9100_ctl_write_4(sc, PATTERN2, 0xffffffff); 707 p9100_ctl_write_4(sc, PATTERN3, 0xffffffff); 708 } 709 710 /* we only need these in the wsdisplay case */ 711 #if NWSDISPLAY > 0 712 713 /* wait until the engine is idle */ 714 static void 715 p9100_sync(struct p9100_softc *sc) 716 { 717 while((p9100_ctl_read_4(sc, ENGINE_STATUS) & 718 (ENGINE_BUSY | BLITTER_BUSY)) != 0); 719 } 720 721 static void 722 p9100_set_color_reg(struct p9100_softc *sc, int reg, int32_t col) 723 { 724 uint32_t out; 725 726 switch(sc->sc_depth) 727 { 728 case 1: /* 8 bit */ 729 out = (col << 8) | col; 730 out |= out << 16; 731 break; 732 case 2: /* 16 bit */ 733 out = col | (col << 16); 734 break; 735 default: 736 out = col; 737 } 738 p9100_ctl_write_4(sc, reg, out); 739 } 740 741 /* screen-to-screen blit */ 742 static void 743 p9100_bitblt(void *cookie, int xs, int ys, int xd, int yd, int wi, 744 int he, uint32_t rop) 745 { 746 struct p9100_softc *sc = cookie; 747 uint32_t src, dst, srcw, dstw; 748 749 sc->sc_last_offset = 0xffffffff; 750 751 src = ((xs & 0x3fff) << 16) | (ys & 0x3fff); 752 dst = ((xd & 0x3fff) << 16) | (yd & 0x3fff); 753 srcw = (((xs + wi - 1) & 0x3fff) << 16) | ((ys + he - 1) & 0x3fff); 754 dstw = (((xd + wi - 1) & 0x3fff) << 16) | ((yd + he - 1) & 0x3fff); 755 p9100_sync(sc); 756 p9100_ctl_write_4(sc, RASTER_OP, rop); 757 758 p9100_ctl_write_4(sc, ABS_XY0, src); 759 760 p9100_ctl_write_4(sc, ABS_XY1, srcw); 761 p9100_ctl_write_4(sc, ABS_XY2, dst); 762 p9100_ctl_write_4(sc, ABS_XY3, dstw); 763 sc->sc_junk = p9100_ctl_read_4(sc, COMMAND_BLIT); 764 } 765 766 /* solid rectangle fill */ 767 static void 768 p9100_rectfill(void *cookie, int xs, int ys, int wi, int he, uint32_t col) 769 { 770 struct p9100_softc *sc = cookie; 771 uint32_t src, srcw; 772 773 sc->sc_last_offset = 0xffffffff; 774 775 src = ((xs & 0x3fff) << 16) | (ys & 0x3fff); 776 srcw = (((xs + wi) & 0x3fff) << 16) | ((ys + he) & 0x3fff); 777 p9100_sync(sc); 778 p9100_set_color_reg(sc, FOREGROUND_COLOR, col); 779 p9100_set_color_reg(sc, BACKGROUND_COLOR, col); 780 p9100_ctl_write_4(sc, RASTER_OP, ROP_PAT); 781 p9100_ctl_write_4(sc, COORD_INDEX, 0); 782 p9100_ctl_write_4(sc, RECT_RTW_XY, src); 783 p9100_ctl_write_4(sc, RECT_RTW_XY, srcw); 784 sc->sc_junk = p9100_ctl_read_4(sc, COMMAND_QUAD); 785 } 786 787 /* setup for mono->colour expansion */ 788 static void 789 p9100_setup_mono(struct p9100_softc *sc, int x, int y, int wi, int he, 790 uint32_t fg, uint32_t bg) 791 { 792 793 sc->sc_last_offset = 0xffffffff; 794 795 p9100_sync(sc); 796 /* 797 * this doesn't make any sense to me either, but for some reason the 798 * chip applies the foreground colour to 0 pixels 799 */ 800 801 p9100_set_color_reg(sc,FOREGROUND_COLOR,bg); 802 p9100_set_color_reg(sc,BACKGROUND_COLOR,fg); 803 804 p9100_ctl_write_4(sc, RASTER_OP, ROP_SRC); 805 p9100_ctl_write_4(sc, ABS_X0, x); 806 p9100_ctl_write_4(sc, ABS_XY1, (x << 16) | (y & 0xFFFFL)); 807 p9100_ctl_write_4(sc, ABS_X2, (x + wi)); 808 p9100_ctl_write_4(sc, ABS_Y3, he); 809 /* now feed the data into the chip */ 810 sc->sc_mono_width = wi; 811 } 812 813 /* write monochrome data to the screen through the blitter */ 814 static void 815 p9100_feed_line(struct p9100_softc *sc, int count, uint8_t *data) 816 { 817 int i; 818 uint32_t latch = 0, bork; 819 int shift = 24; 820 int to_go = sc->sc_mono_width; 821 822 PNOZZ_LATCH(sc, PIXEL_1); 823 824 for (i = 0; i < count; i++) { 825 bork = data[i]; 826 latch |= (bork << shift); 827 if (shift == 0) { 828 /* check how many bits are significant */ 829 if (to_go > 31) { 830 bus_space_write_4(sc->sc_bustag, sc->sc_ctl_memh, 831 (PIXEL_1 + (31 << 2)), latch); 832 /*p9100_ctl_write_4(sc, (PIXEL_1 + 833 (31 << 2)), latch);*/ 834 to_go -= 32; 835 } else 836 { 837 bus_space_write_4(sc->sc_bustag, sc->sc_ctl_memh, 838 (PIXEL_1 + ((to_go - 1) << 2)), latch); 839 /*p9100_ctl_write_4(sc, (PIXEL_1 + 840 ((to_go - 1) << 2)), latch);*/ 841 to_go = 0; 842 } 843 latch = 0; 844 shift = 24; 845 } else 846 shift -= 8; 847 } 848 if (shift != 24) 849 p9100_ctl_write_4(sc, (PIXEL_1 + ((to_go - 1) << 2)), latch); 850 } 851 852 static void 853 p9100_clearscreen(struct p9100_softc *sc) 854 { 855 856 p9100_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height, sc->sc_bg); 857 } 858 #endif /* NWSDISPLAY > 0 */ 859 860 static uint8_t 861 p9100_ramdac_read(struct p9100_softc *sc, bus_size_t off) 862 { 863 864 sc->sc_junk = p9100_ctl_read_4(sc, PWRUP_CNFG); 865 return ((bus_space_read_4(sc->sc_bustag, 866 sc->sc_ctl_memh, off) >> 16) & 0xff); 867 } 868 869 static void 870 p9100_ramdac_write(struct p9100_softc *sc, bus_size_t off, uint8_t v) 871 { 872 873 sc->sc_junk = p9100_ctl_read_4(sc, PWRUP_CNFG); 874 bus_space_write_4(sc->sc_bustag, sc->sc_ctl_memh, off, 875 ((uint32_t)v) << 16); 876 } 877 878 static uint8_t 879 p9100_ramdac_read_ctl(struct p9100_softc *sc, int off) 880 { 881 p9100_ramdac_write(sc, DAC_INDX_LO, off & 0xff); 882 p9100_ramdac_write(sc, DAC_INDX_HI, (off & 0xff00) >> 8); 883 return p9100_ramdac_read(sc, DAC_INDX_DATA); 884 } 885 886 static void 887 p9100_ramdac_write_ctl(struct p9100_softc *sc, int off, uint8_t val) 888 { 889 p9100_ramdac_write(sc, DAC_INDX_LO, off & 0xff); 890 p9100_ramdac_write(sc, DAC_INDX_HI, (off & 0xff00) >> 8); 891 p9100_ramdac_write(sc, DAC_INDX_DATA, val); 892 } 893 894 /* 895 * Undo the effect of an FBIOSVIDEO that turns the video off. 896 */ 897 static void 898 p9100unblank(struct device *dev) 899 { 900 struct p9100_softc *sc = (struct p9100_softc *)dev; 901 902 p9100_set_video((struct p9100_softc *)dev, 1); 903 904 /* 905 * Check if we're in terminal mode. If not force the console screen 906 * to front so we can see ddb, panic messages and so on 907 */ 908 if (sc->sc_mode != WSDISPLAYIO_MODE_EMUL) { 909 sc->sc_mode = WSDISPLAYIO_MODE_EMUL; 910 if (sc->vd.active != &p9100_console_screen) { 911 SCREEN_INVISIBLE(sc->vd.active); 912 sc->vd.active = &p9100_console_screen; 913 SCREEN_VISIBLE(&p9100_console_screen); 914 } 915 vcons_redraw_screen(&p9100_console_screen); 916 } 917 } 918 919 static void 920 p9100_set_video(struct p9100_softc *sc, int enable) 921 { 922 u_int32_t v = p9100_ctl_read_4(sc, SCRN_RPNT_CTL_1); 923 924 if (enable) 925 v |= VIDEO_ENABLED; 926 else 927 v &= ~VIDEO_ENABLED; 928 p9100_ctl_write_4(sc, SCRN_RPNT_CTL_1, v); 929 #if NTCTRL > 0 930 /* Turn On/Off the TFT if we know how. 931 */ 932 tadpole_set_video(enable); 933 #endif 934 } 935 936 static int 937 p9100_get_video(struct p9100_softc *sc) 938 { 939 return (p9100_ctl_read_4(sc, SCRN_RPNT_CTL_1) & VIDEO_ENABLED) != 0; 940 } 941 942 static void 943 p9100_power_hook(int why, void *cookie) 944 { 945 struct p9100_softc *sc = cookie; 946 947 if (why == sc->sc_powerstate) 948 return; 949 950 switch(why) 951 { 952 case PWR_SUSPEND: 953 case PWR_STANDBY: 954 sc->sc_video = p9100_get_video(sc); 955 p9100_set_video(sc, 0); 956 sc->sc_powerstate = why; 957 break; 958 case PWR_RESUME: 959 p9100_set_video(sc, sc->sc_video); 960 sc->sc_powerstate = why; 961 break; 962 } 963 } 964 965 /* 966 * Load a subset of the current (new) colormap into the IBM RAMDAC. 967 */ 968 static void 969 p9100loadcmap(struct p9100_softc *sc, int start, int ncolors) 970 { 971 int i; 972 973 sc->sc_last_offset = 0xffffffff; 974 975 p9100_ramdac_write(sc, DAC_CMAP_WRIDX, start); 976 977 for (i=0;i<ncolors;i++) { 978 p9100_ramdac_write(sc, DAC_CMAP_DATA, 979 sc->sc_cmap.cm_map[i + start][0]); 980 p9100_ramdac_write(sc, DAC_CMAP_DATA, 981 sc->sc_cmap.cm_map[i + start][1]); 982 p9100_ramdac_write(sc, DAC_CMAP_DATA, 983 sc->sc_cmap.cm_map[i + start][2]); 984 } 985 } 986 987 /* 988 * Return the address that would map the given device at the given 989 * offset, allowing for the given protection, or return -1 for error. 990 */ 991 static paddr_t 992 p9100mmap(dev_t dev, off_t off, int prot) 993 { 994 struct p9100_softc *sc = pnozz_cd.cd_devs[minor(dev)]; 995 996 if (off & PGOFSET) 997 panic("p9100mmap"); 998 if (off < 0) 999 return (-1); 1000 1001 #ifdef PNOZZ_EMUL_CG3 1002 #define CG3_MMAP_OFFSET 0x04000000 1003 /* Make Xsun think we are a CG3 (SUN3COLOR) 1004 */ 1005 if (off >= CG3_MMAP_OFFSET && off < CG3_MMAP_OFFSET + sc->sc_fb_psize) { 1006 off -= CG3_MMAP_OFFSET; 1007 return (bus_space_mmap(sc->sc_bustag, 1008 sc->sc_fb_paddr, 1009 off, 1010 prot, 1011 BUS_SPACE_MAP_LINEAR)); 1012 } 1013 #endif 1014 1015 if (off >= sc->sc_fb_psize + sc->sc_ctl_psize + sc->sc_cmd_psize) 1016 return (-1); 1017 1018 if (off < sc->sc_fb_psize) { 1019 return (bus_space_mmap(sc->sc_bustag, 1020 sc->sc_fb_paddr, 1021 off, 1022 prot, 1023 BUS_SPACE_MAP_LINEAR)); 1024 } 1025 off -= sc->sc_fb_psize; 1026 if (off < sc->sc_ctl_psize) { 1027 return (bus_space_mmap(sc->sc_bustag, 1028 sc->sc_ctl_paddr, 1029 off, 1030 prot, 1031 BUS_SPACE_MAP_LINEAR)); 1032 } 1033 off -= sc->sc_ctl_psize; 1034 1035 return (bus_space_mmap(sc->sc_bustag, 1036 sc->sc_cmd_paddr, 1037 off, 1038 prot, 1039 BUS_SPACE_MAP_LINEAR)); 1040 } 1041 1042 /* wscons stuff */ 1043 #if NWSDISPLAY > 0 1044 1045 static void 1046 p9100_cursor(void *cookie, int on, int row, int col) 1047 { 1048 struct rasops_info *ri = cookie; 1049 struct vcons_screen *scr = ri->ri_hw; 1050 struct p9100_softc *sc = scr->scr_cookie; 1051 int x, y, wi,he; 1052 1053 wi = ri->ri_font->fontwidth; 1054 he = ri->ri_font->fontheight; 1055 1056 if (ri->ri_flg & RI_CURSOR) { 1057 x = ri->ri_ccol * wi + ri->ri_xorigin; 1058 y = ri->ri_crow * he + ri->ri_yorigin; 1059 p9100_bitblt(sc, x, y, x, y, wi, he, ROP_SRC ^ 0xff); 1060 ri->ri_flg &= ~RI_CURSOR; 1061 } 1062 ri->ri_crow = row; 1063 ri->ri_ccol = col; 1064 if (on) 1065 { 1066 x = ri->ri_ccol * wi + ri->ri_xorigin; 1067 y = ri->ri_crow * he + ri->ri_yorigin; 1068 p9100_bitblt(sc, x, y, x, y, wi, he, ROP_SRC ^ 0xff); 1069 ri->ri_flg |= RI_CURSOR; 1070 } 1071 } 1072 1073 #if 0 1074 static int 1075 p9100_mapchar(void *cookie, int uni, u_int *index) 1076 { 1077 return 0; 1078 } 1079 #endif 1080 1081 static void 1082 p9100_putchar(void *cookie, int row, int col, u_int c, long attr) 1083 { 1084 struct rasops_info *ri = cookie; 1085 struct vcons_screen *scr = ri->ri_hw; 1086 struct p9100_softc *sc = scr->scr_cookie; 1087 1088 int fg, bg, uc, i; 1089 uint8_t *data; 1090 int x, y, wi,he; 1091 1092 wi = ri->ri_font->fontwidth; 1093 he = ri->ri_font->fontheight; 1094 1095 if (!CHAR_IN_FONT(c, ri->ri_font)) 1096 return; 1097 bg = (u_char)ri->ri_devcmap[(attr >> 16) & 0xff]; 1098 fg = (u_char)ri->ri_devcmap[(attr >> 24) & 0xff]; 1099 x = ri->ri_xorigin + col * wi; 1100 y = ri->ri_yorigin + row * he; 1101 if (c == 0x20) { 1102 p9100_rectfill(sc, x, y, wi, he, bg); 1103 } else { 1104 uc = c-ri->ri_font->firstchar; 1105 data = (uint8_t *)ri->ri_font->data + uc * 1106 ri->ri_fontscale; 1107 1108 p9100_setup_mono(sc, x, y, wi, 1, fg, bg); 1109 for (i = 0; i < he; i++) { 1110 p9100_feed_line(sc, ri->ri_font->stride, 1111 data); 1112 data += ri->ri_font->stride; 1113 } 1114 /*p9100_sync(sc);*/ 1115 } 1116 } 1117 1118 /* 1119 * wsdisplay_accessops 1120 */ 1121 1122 int 1123 p9100_ioctl(void *v, void *vs, u_long cmd, caddr_t data, int flag, 1124 struct lwp *l) 1125 { 1126 struct vcons_data *vd = v; 1127 struct p9100_softc *sc = vd->cookie; 1128 struct wsdisplay_fbinfo *wdf; 1129 struct vcons_screen *ms = vd->active; 1130 1131 switch (cmd) { 1132 case WSDISPLAYIO_GTYPE: 1133 *(u_int *)data = WSDISPLAY_TYPE_SB_P9100; 1134 return 0; 1135 1136 case FBIOGVIDEO: 1137 case WSDISPLAYIO_GVIDEO: 1138 *(int *)data = p9100_get_video(sc); 1139 return 0; 1140 1141 case WSDISPLAYIO_SVIDEO: 1142 case FBIOSVIDEO: 1143 p9100_set_video(sc, *(int *)data); 1144 return 0; 1145 1146 case WSDISPLAYIO_GINFO: 1147 wdf = (void *)data; 1148 wdf->height = ms->scr_ri.ri_height; 1149 wdf->width = ms->scr_ri.ri_width; 1150 wdf->depth = ms->scr_ri.ri_depth; 1151 wdf->cmsize = 256; 1152 return 0; 1153 1154 case WSDISPLAYIO_GETCMAP: 1155 return p9100_getcmap(sc, (struct wsdisplay_cmap *)data); 1156 1157 case WSDISPLAYIO_PUTCMAP: 1158 return p9100_putcmap(sc, (struct wsdisplay_cmap *)data); 1159 1160 case WSDISPLAYIO_SMODE: 1161 { 1162 int new_mode = *(int*)data; 1163 if (new_mode != sc->sc_mode) 1164 { 1165 sc->sc_mode = new_mode; 1166 if (new_mode == WSDISPLAYIO_MODE_EMUL) 1167 { 1168 p9100_init_engine(sc); 1169 p9100loadcmap(sc, 0, 256); 1170 p9100_clearscreen(sc); 1171 vcons_redraw_screen(ms); 1172 } 1173 } 1174 } 1175 } 1176 return EPASSTHROUGH; 1177 } 1178 1179 static paddr_t 1180 p9100_mmap(void *v, void *vs, off_t offset, int prot) 1181 { 1182 struct vcons_data *vd = v; 1183 struct p9100_softc *sc = vd->cookie; 1184 paddr_t pa; 1185 1186 /* 'regular' framebuffer mmap()ing */ 1187 if (offset < sc->sc_fb_psize) { 1188 pa = bus_space_mmap(sc->sc_bustag, sc->sc_fb_paddr + offset, 0, 1189 prot, BUS_SPACE_MAP_LINEAR); 1190 return pa; 1191 } 1192 1193 if ((offset >= sc->sc_fb_paddr) && (offset < (sc->sc_fb_paddr + 1194 sc->sc_fb_psize))) { 1195 pa = bus_space_mmap(sc->sc_bustag, offset, 0, prot, 1196 BUS_SPACE_MAP_LINEAR); 1197 return pa; 1198 } 1199 1200 if ((offset >= sc->sc_ctl_paddr) && (offset < (sc->sc_ctl_paddr + 1201 sc->sc_ctl_psize))) { 1202 pa = bus_space_mmap(sc->sc_bustag, offset, 0, prot, 1203 BUS_SPACE_MAP_LINEAR); 1204 return pa; 1205 } 1206 1207 return -1; 1208 } 1209 1210 static void 1211 p9100_init_screen(void *cookie, struct vcons_screen *scr, 1212 int existing, long *defattr) 1213 { 1214 struct p9100_softc *sc = cookie; 1215 struct rasops_info *ri = &scr->scr_ri; 1216 1217 ri->ri_depth = sc->sc_depth << 3; 1218 ri->ri_width = sc->sc_width; 1219 ri->ri_height = sc->sc_height; 1220 ri->ri_stride = sc->sc_stride; 1221 ri->ri_flg = RI_CENTER | RI_FULLCLEAR; 1222 1223 ri->ri_bits = bus_space_vaddr(sc->sc_bustag, sc->sc_fb_memh); 1224 1225 #ifdef DEBUG_P9100 1226 printf("addr: %08lx\n",(ulong)ri->ri_bits); 1227 #endif 1228 rasops_init(ri, sc->sc_height/8, sc->sc_width/8); 1229 ri->ri_caps = WSSCREEN_WSCOLORS; 1230 rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight, 1231 sc->sc_width / ri->ri_font->fontwidth); 1232 1233 /* enable acceleration */ 1234 ri->ri_ops.cursor = p9100_cursor; 1235 ri->ri_ops.copyrows = p9100_copyrows; 1236 ri->ri_ops.eraserows = p9100_eraserows; 1237 ri->ri_ops.copycols = p9100_copycols; 1238 ri->ri_ops.erasecols = p9100_erasecols; 1239 ri->ri_ops.putchar = p9100_putchar; 1240 ri->ri_ops.allocattr = p9100_allocattr; 1241 } 1242 1243 static int 1244 p9100_putcmap(struct p9100_softc *sc, struct wsdisplay_cmap *cm) 1245 { 1246 u_int index = cm->index; 1247 u_int count = cm->count; 1248 int i, error; 1249 u_char rbuf[256], gbuf[256], bbuf[256]; 1250 u_char *r, *g, *b; 1251 1252 if (cm->index >= 256 || cm->count > 256 || 1253 (cm->index + cm->count) > 256) 1254 return EINVAL; 1255 error = copyin(cm->red, &rbuf[index], count); 1256 if (error) 1257 return error; 1258 error = copyin(cm->green, &gbuf[index], count); 1259 if (error) 1260 return error; 1261 error = copyin(cm->blue, &bbuf[index], count); 1262 if (error) 1263 return error; 1264 1265 r = &rbuf[index]; 1266 g = &gbuf[index]; 1267 b = &bbuf[index]; 1268 1269 for (i = 0; i < count; i++) { 1270 sc->sc_cmap.cm_map[index][0] = *r; 1271 sc->sc_cmap.cm_map[index][1] = *g; 1272 sc->sc_cmap.cm_map[index][2] = *b; 1273 index++; 1274 r++, g++, b++; 1275 } 1276 p9100loadcmap(sc, 0, 256); 1277 return 0; 1278 } 1279 1280 static int 1281 p9100_getcmap(struct p9100_softc *sc, struct wsdisplay_cmap *cm) 1282 { 1283 u_int index = cm->index; 1284 u_int count = cm->count; 1285 int error, i; 1286 uint8_t red[256], green[256], blue[256]; 1287 1288 if (index >= 255 || count > 256 || index + count > 256) 1289 return EINVAL; 1290 1291 i = index; 1292 while (i < (index + count)) { 1293 red[i] = sc->sc_cmap.cm_map[i][0]; 1294 green[i] = sc->sc_cmap.cm_map[i][1]; 1295 blue[i] = sc->sc_cmap.cm_map[i][2]; 1296 i++; 1297 } 1298 error = copyout(&red[index], cm->red, count); 1299 if (error) 1300 return error; 1301 error = copyout(&green[index], cm->green, count); 1302 if (error) 1303 return error; 1304 error = copyout(&blue[index], cm->blue, count); 1305 if (error) 1306 return error; 1307 1308 return 0; 1309 } 1310 1311 static void 1312 p9100_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1313 { 1314 struct rasops_info *ri = cookie; 1315 struct vcons_screen *scr = ri->ri_hw; 1316 int32_t xs, xd, y, width, height; 1317 1318 xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol; 1319 xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol; 1320 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1321 width = ri->ri_font->fontwidth * ncols; 1322 height = ri->ri_font->fontheight; 1323 p9100_bitblt(scr->scr_cookie, xs, y, xd, y, width, height, ROP_SRC); 1324 } 1325 1326 static void 1327 p9100_erasecols(void *cookie, int row, int startcol, int ncols, long fillattr) 1328 { 1329 struct rasops_info *ri = cookie; 1330 struct vcons_screen *scr = ri->ri_hw; 1331 int32_t x, y, width, height, bg; 1332 1333 x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol; 1334 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1335 width = ri->ri_font->fontwidth * ncols; 1336 height = ri->ri_font->fontheight; 1337 bg = (uint32_t)ri->ri_devcmap[(fillattr >> 16) & 0xff]; 1338 p9100_rectfill(scr->scr_cookie, x, y, width, height, bg); 1339 } 1340 1341 static void 1342 p9100_copyrows(void *cookie, int srcrow, int dstrow, int nrows) 1343 { 1344 struct rasops_info *ri = cookie; 1345 struct vcons_screen *scr = ri->ri_hw; 1346 int32_t x, ys, yd, width, height; 1347 1348 x = ri->ri_xorigin; 1349 ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow; 1350 yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow; 1351 width = ri->ri_emuwidth; 1352 height = ri->ri_font->fontheight * nrows; 1353 p9100_bitblt(scr->scr_cookie, x, ys, x, yd, width, height, ROP_SRC); 1354 } 1355 1356 static void 1357 p9100_eraserows(void *cookie, int row, int nrows, long fillattr) 1358 { 1359 struct rasops_info *ri = cookie; 1360 struct vcons_screen *scr = ri->ri_hw; 1361 int32_t x, y, width, height, bg; 1362 1363 if ((row == 0) && (nrows == ri->ri_rows)) { 1364 x = y = 0; 1365 width = ri->ri_width; 1366 height = ri->ri_height; 1367 } else { 1368 x = ri->ri_xorigin; 1369 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1370 width = ri->ri_emuwidth; 1371 height = ri->ri_font->fontheight * nrows; 1372 } 1373 bg = (uint32_t)ri->ri_devcmap[(fillattr >> 16) & 0xff]; 1374 p9100_rectfill(scr->scr_cookie, x, y, width, height, bg); 1375 } 1376 1377 1378 static int 1379 p9100_allocattr(void *cookie, int fg, int bg, int flags, long *attrp) 1380 { 1381 if ((fg == 0) && (bg == 0)) 1382 { 1383 fg = WS_DEFAULT_FG; 1384 bg = WS_DEFAULT_BG; 1385 } 1386 if (flags & WSATTR_REVERSE) { 1387 *attrp = (bg & 0xff) << 24 | (fg & 0xff) << 16 | 1388 (flags & 0xff) << 8; 1389 } else 1390 *attrp = (fg & 0xff) << 24 | (bg & 0xff) << 16 | 1391 (flags & 0xff) << 8; 1392 return 0; 1393 } 1394 1395 #if 0 1396 static int 1397 p9100_load_font(void *v, void *cookie, struct wsdisplay_font *data) 1398 { 1399 1400 return 0; 1401 } 1402 #endif 1403 1404 #endif /* NWSDISPLAY > 0 */ 1405 1406 static int 1407 p9100_intr(void *arg) 1408 { 1409 /*p9100_softc *sc=arg; 1410 printf(".");*/ 1411 return 1; 1412 } 1413 1414 static void 1415 p9100_init_cursor(struct p9100_softc *sc) 1416 { 1417 1418 memset(&sc->sc_cursor, 0, sizeof(struct pnozz_cursor)); 1419 sc->sc_cursor.pc_size.x = 64; 1420 sc->sc_cursor.pc_size.y = 64; 1421 1422 } 1423 1424 static void 1425 p9100_set_fbcursor(struct p9100_softc *sc) 1426 { 1427 #ifdef PNOZZ_PARANOID 1428 int s; 1429 1430 s = splhigh(); /* just in case... */ 1431 #endif 1432 sc->sc_last_offset = 0xffffffff; 1433 1434 /* set position and hotspot */ 1435 p9100_ramdac_write(sc, DAC_INDX_CTL, DAC_INDX_AUTOINCR); 1436 p9100_ramdac_write(sc, DAC_INDX_HI, 0); 1437 p9100_ramdac_write(sc, DAC_INDX_LO, DAC_CURSOR_CTL); 1438 if (sc->sc_cursor.pc_enable) { 1439 p9100_ramdac_write(sc, DAC_INDX_DATA, DAC_CURSOR_X11 | 1440 DAC_CURSOR_64); 1441 } else 1442 p9100_ramdac_write(sc, DAC_INDX_DATA, DAC_CURSOR_OFF); 1443 /* next two registers - x low, high, y low, high */ 1444 p9100_ramdac_write(sc, DAC_INDX_DATA, sc->sc_cursor.pc_pos.x & 0xff); 1445 p9100_ramdac_write(sc, DAC_INDX_DATA, (sc->sc_cursor.pc_pos.x >> 8) & 1446 0xff); 1447 p9100_ramdac_write(sc, DAC_INDX_DATA, sc->sc_cursor.pc_pos.y & 0xff); 1448 p9100_ramdac_write(sc, DAC_INDX_DATA, (sc->sc_cursor.pc_pos.y >> 8) & 1449 0xff); 1450 /* hotspot */ 1451 p9100_ramdac_write(sc, DAC_INDX_DATA, sc->sc_cursor.pc_hot.x & 0xff); 1452 p9100_ramdac_write(sc, DAC_INDX_DATA, sc->sc_cursor.pc_hot.y & 0xff); 1453 1454 #ifdef PNOZZ_PARANOID 1455 splx(s); 1456 #endif 1457 1458 } 1459 1460 static void 1461 p9100_setcursorcmap(struct p9100_softc *sc) 1462 { 1463 int i; 1464 1465 #ifdef PNOZZ_PARANOID 1466 int s; 1467 s = splhigh(); /* just in case... */ 1468 #endif 1469 sc->sc_last_offset = 0xffffffff; 1470 1471 /* set cursor colours */ 1472 p9100_ramdac_write(sc, DAC_INDX_CTL, DAC_INDX_AUTOINCR); 1473 p9100_ramdac_write(sc, DAC_INDX_HI, 0); 1474 p9100_ramdac_write(sc, DAC_INDX_LO, DAC_CURSOR_COL_1); 1475 1476 for (i = 0; i < 3; i++) { 1477 p9100_ramdac_write(sc, DAC_INDX_DATA, sc->sc_cursor.red[i]); 1478 p9100_ramdac_write(sc, DAC_INDX_DATA, sc->sc_cursor.green[i]); 1479 p9100_ramdac_write(sc, DAC_INDX_DATA, sc->sc_cursor.blue[i]); 1480 } 1481 1482 #ifdef PNOZZ_PARANOID 1483 splx(s); 1484 #endif 1485 } 1486 1487 static void 1488 p9100_loadcursor(struct p9100_softc *sc) 1489 { 1490 uint32_t *image, *mask; 1491 uint32_t bit, bbit, im, ma; 1492 int i, j, k; 1493 uint8_t latch1, latch2; 1494 1495 #ifdef PNOZZ_PARANOID 1496 int s; 1497 s = splhigh(); /* just in case... */ 1498 #endif 1499 sc->sc_last_offset = 0xffffffff; 1500 1501 /* set cursor shape */ 1502 p9100_ramdac_write(sc, DAC_INDX_CTL, DAC_INDX_AUTOINCR); 1503 p9100_ramdac_write(sc, DAC_INDX_HI, 1); 1504 p9100_ramdac_write(sc, DAC_INDX_LO, 0); 1505 1506 image = sc->sc_cursor.pc_bits; 1507 mask = &sc->sc_cursor.pc_bits[0x80]; 1508 1509 for (i = 0; i < 0x80; i++) { 1510 bit = 0x80000000; 1511 im = image[i]; 1512 ma = mask[i]; 1513 for (k = 0; k < 4; k++) { 1514 bbit = 0x1; 1515 latch1 = 0; 1516 for (j = 0; j < 4; j++) { 1517 if (im & bit) 1518 latch1 |= bbit; 1519 bbit <<= 1; 1520 if (ma & bit) 1521 latch1 |= bbit; 1522 bbit <<= 1; 1523 bit >>= 1; 1524 } 1525 bbit = 0x1; 1526 latch2 = 0; 1527 for (j = 0; j < 4; j++) { 1528 if (im & bit) 1529 latch2 |= bbit; 1530 bbit <<= 1; 1531 if (ma & bit) 1532 latch2 |= bbit; 1533 bbit <<= 1; 1534 bit >>= 1; 1535 } 1536 p9100_ramdac_write(sc, DAC_INDX_DATA, latch1); 1537 p9100_ramdac_write(sc, DAC_INDX_DATA, latch2); 1538 } 1539 } 1540 #ifdef DEBUG_CURSOR 1541 printf("image:\n"); 1542 for (i=0;i<0x80;i+=2) 1543 printf("%08x %08x\n", image[i], image[i+1]); 1544 printf("mask:\n"); 1545 for (i=0;i<0x80;i+=2) 1546 printf("%08x %08x\n", mask[i], mask[i+1]); 1547 #endif 1548 #ifdef PNOZZ_PARANOID 1549 splx(s); 1550 #endif 1551 } 1552 1553 static void 1554 p9100_set_extvga(void *cookie, int status) 1555 { 1556 struct p9100_softc *sc = cookie; 1557 #ifdef PNOZZ_PARANOID 1558 int s; 1559 1560 s = splhigh(); 1561 #endif 1562 #ifdef DEBUG 1563 printf("%s: external VGA %s\n", sc->sc_dev.dv_xname, 1564 status ? "on" : "off"); 1565 #endif 1566 sc->sc_last_offset = 0xffffffff; 1567 1568 if (status) { 1569 p9100_ramdac_write_ctl(sc, DAC_POWER, 1570 p9100_ramdac_read_ctl(sc, DAC_POWER) & 1571 ~DAC_POWER_IPWR_DISABLE); 1572 } else { 1573 p9100_ramdac_write_ctl(sc, DAC_POWER, 1574 p9100_ramdac_read_ctl(sc, DAC_POWER) | 1575 DAC_POWER_IPWR_DISABLE); 1576 } 1577 #ifdef PNOZZ_PARANOID 1578 splx(s); 1579 #endif 1580 } 1581
Indexes created Wed Oct 22 13:09:56 GMT 2025