pm2fb.c revision 1.6.4.1
1 /* $NetBSD: pm2fb.c,v 1.6.4.1 2011/02/08 16:19:53 bouyer Exp $ */ 2 3 /* 4 * Copyright (c) 2009 Michael Lorenz 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 /* 29 * A console driver for Permedia 2 graphics controllers 30 * tested on sparc64 only so far 31 */ 32 33 #include <sys/cdefs.h> 34 __KERNEL_RCSID(0, "$NetBSD: pm2fb.c,v 1.6.4.1 2011/02/08 16:19:53 bouyer Exp $"); 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/kernel.h> 39 #include <sys/device.h> 40 #include <sys/malloc.h> 41 #include <sys/lwp.h> 42 #include <sys/kauth.h> 43 44 #include <dev/videomode/videomode.h> 45 46 #include <dev/pci/pcivar.h> 47 #include <dev/pci/pcireg.h> 48 #include <dev/pci/pcidevs.h> 49 #include <dev/pci/pciio.h> 50 #include <dev/pci/pm2reg.h> 51 52 #include <dev/wscons/wsdisplayvar.h> 53 #include <dev/wscons/wsconsio.h> 54 #include <dev/wsfont/wsfont.h> 55 #include <dev/rasops/rasops.h> 56 #include <dev/wscons/wsdisplay_vconsvar.h> 57 #include <dev/pci/wsdisplay_pci.h> 58 59 #include <dev/i2c/i2cvar.h> 60 61 struct pm2fb_softc { 62 device_t sc_dev; 63 64 pci_chipset_tag_t sc_pc; 65 pcitag_t sc_pcitag; 66 67 bus_space_tag_t sc_memt; 68 bus_space_tag_t sc_iot; 69 70 bus_space_handle_t sc_regh; 71 bus_addr_t sc_fb, sc_reg; 72 bus_size_t sc_fbsize, sc_regsize; 73 74 int sc_width, sc_height, sc_depth, sc_stride; 75 int sc_locked; 76 struct vcons_screen sc_console_screen; 77 struct wsscreen_descr sc_defaultscreen_descr; 78 const struct wsscreen_descr *sc_screens[1]; 79 struct wsscreen_list sc_screenlist; 80 struct vcons_data vd; 81 int sc_mode; 82 u_char sc_cmap_red[256]; 83 u_char sc_cmap_green[256]; 84 u_char sc_cmap_blue[256]; 85 /* engine stuff */ 86 uint32_t sc_pprod; 87 }; 88 89 static int pm2fb_match(device_t, cfdata_t, void *); 90 static void pm2fb_attach(device_t, device_t, void *); 91 92 CFATTACH_DECL_NEW(pm2fb, sizeof(struct pm2fb_softc), 93 pm2fb_match, pm2fb_attach, NULL, NULL); 94 95 extern const u_char rasops_cmap[768]; 96 97 static int pm2fb_ioctl(void *, void *, u_long, void *, int, 98 struct lwp *); 99 static paddr_t pm2fb_mmap(void *, void *, off_t, int); 100 static void pm2fb_init_screen(void *, struct vcons_screen *, int, long *); 101 102 static int pm2fb_putcmap(struct pm2fb_softc *, struct wsdisplay_cmap *); 103 static int pm2fb_getcmap(struct pm2fb_softc *, struct wsdisplay_cmap *); 104 static void pm2fb_restore_palette(struct pm2fb_softc *); 105 static int pm2fb_putpalreg(struct pm2fb_softc *, uint8_t, uint8_t, 106 uint8_t, uint8_t); 107 108 static void pm2fb_init(struct pm2fb_softc *); 109 static void pm2fb_flush_engine(struct pm2fb_softc *); 110 static void pm2fb_rectfill(struct pm2fb_softc *, int, int, int, int, 111 uint32_t); 112 static void pm2fb_bitblt(struct pm2fb_softc *, int, int, int, int, int, 113 int, int); 114 115 static void pm2fb_cursor(void *, int, int, int); 116 static void pm2fb_putchar(void *, int, int, u_int, long); 117 static void pm2fb_copycols(void *, int, int, int, int); 118 static void pm2fb_erasecols(void *, int, int, int, long); 119 static void pm2fb_copyrows(void *, int, int, int); 120 static void pm2fb_eraserows(void *, int, int, long); 121 122 struct wsdisplay_accessops pm2fb_accessops = { 123 pm2fb_ioctl, 124 pm2fb_mmap, 125 NULL, /* alloc_screen */ 126 NULL, /* free_screen */ 127 NULL, /* show_screen */ 128 NULL, /* load_font */ 129 NULL, /* pollc */ 130 NULL /* scroll */ 131 }; 132 133 static inline void 134 pm2fb_wait(struct pm2fb_softc *sc, int slots) 135 { 136 uint32_t reg; 137 138 do { 139 reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, 140 PM2_INPUT_FIFO_SPACE); 141 } while (reg <= slots); 142 } 143 144 static void 145 pm2fb_flush_engine(struct pm2fb_softc *sc) 146 { 147 148 pm2fb_wait(sc, 2); 149 150 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_FILTER_MODE, 151 PM2FLT_PASS_SYNC); 152 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_SYNC, 0); 153 do { 154 while (bus_space_read_4(sc->sc_memt, sc->sc_regh, 155 PM2_OUTPUT_FIFO_WORDS) == 0); 156 } while (bus_space_read_4(sc->sc_memt, sc->sc_regh, PM2_OUTPUT_FIFO) != 157 0x188); 158 } 159 160 static int 161 pm2fb_match(device_t parent, cfdata_t match, void *aux) 162 { 163 struct pci_attach_args *pa = (struct pci_attach_args *)aux; 164 165 if (PCI_CLASS(pa->pa_class) != PCI_CLASS_DISPLAY) 166 return 0; 167 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_3DLABS) 168 return 0; 169 170 /* only cards tested on so far - likely need a list */ 171 if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_3DLABS_PERMEDIA2) || 172 (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_3DLABS_PERMEDIA2V)) 173 return 100; 174 return (0); 175 } 176 177 static void 178 pm2fb_attach(device_t parent, device_t self, void *aux) 179 { 180 struct pm2fb_softc *sc = device_private(self); 181 struct pci_attach_args *pa = aux; 182 struct rasops_info *ri; 183 char devinfo[256]; 184 struct wsemuldisplaydev_attach_args aa; 185 prop_dictionary_t dict; 186 unsigned long defattr; 187 bool is_console; 188 int i, j; 189 uint32_t flags; 190 191 sc->sc_pc = pa->pa_pc; 192 sc->sc_pcitag = pa->pa_tag; 193 sc->sc_memt = pa->pa_memt; 194 sc->sc_iot = pa->pa_iot; 195 sc->sc_dev = self; 196 197 pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo)); 198 aprint_normal(": %s\n", devinfo); 199 200 /* fill in parameters from properties */ 201 dict = device_properties(self); 202 if (!prop_dictionary_get_uint32(dict, "width", &sc->sc_width)) { 203 aprint_error("%s: no width property\n", device_xname(self)); 204 return; 205 } 206 if (!prop_dictionary_get_uint32(dict, "height", &sc->sc_height)) { 207 aprint_error("%s: no height property\n", device_xname(self)); 208 return; 209 } 210 if (!prop_dictionary_get_uint32(dict, "depth", &sc->sc_depth)) { 211 aprint_error("%s: no depth property\n", device_xname(self)); 212 return; 213 } 214 /* 215 * don't look at the linebytes property - The Raptor firmware lies 216 * about it. Get it from width * depth >> 3 instead. 217 */ 218 sc->sc_stride = sc->sc_width * (sc->sc_depth >> 3); 219 220 prop_dictionary_get_bool(dict, "is_console", &is_console); 221 222 pci_mapreg_info(pa->pa_pc, pa->pa_tag, 0x14, PCI_MAPREG_TYPE_MEM, 223 &sc->sc_fb, &sc->sc_fbsize, &flags); 224 225 if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_MEM, 0, 226 &sc->sc_memt, &sc->sc_regh, &sc->sc_reg, &sc->sc_regsize)) { 227 aprint_error("%s: failed to map registers.\n", 228 device_xname(sc->sc_dev)); 229 } 230 231 /* 232 * XXX yeah, casting the fb address to uint32_t is formally wrong 233 * but as far as I know there are no PM2 with 64bit BARs 234 */ 235 aprint_normal("%s: %d MB aperture at 0x%08x\n", device_xname(self), 236 (int)(sc->sc_fbsize >> 20), (uint32_t)sc->sc_fb); 237 238 sc->sc_defaultscreen_descr = (struct wsscreen_descr){ 239 "default", 240 0, 0, 241 NULL, 242 8, 16, 243 WSSCREEN_WSCOLORS | WSSCREEN_HILIT, 244 NULL 245 }; 246 sc->sc_screens[0] = &sc->sc_defaultscreen_descr; 247 sc->sc_screenlist = (struct wsscreen_list){1, sc->sc_screens}; 248 sc->sc_mode = WSDISPLAYIO_MODE_EMUL; 249 sc->sc_locked = 0; 250 251 vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr, 252 &pm2fb_accessops); 253 sc->vd.init_screen = pm2fb_init_screen; 254 255 /* init engine here */ 256 pm2fb_init(sc); 257 258 ri = &sc->sc_console_screen.scr_ri; 259 260 j = 0; 261 for (i = 0; i < (1 << sc->sc_depth); i++) { 262 263 sc->sc_cmap_red[i] = rasops_cmap[j]; 264 sc->sc_cmap_green[i] = rasops_cmap[j + 1]; 265 sc->sc_cmap_blue[i] = rasops_cmap[j + 2]; 266 pm2fb_putpalreg(sc, i, rasops_cmap[j], rasops_cmap[j + 1], 267 rasops_cmap[j + 2]); 268 j += 3; 269 } 270 271 if (is_console) { 272 vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1, 273 &defattr); 274 sc->sc_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC; 275 276 pm2fb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height, 277 ri->ri_devcmap[(defattr >> 16) & 0xff]); 278 sc->sc_defaultscreen_descr.textops = &ri->ri_ops; 279 sc->sc_defaultscreen_descr.capabilities = ri->ri_caps; 280 sc->sc_defaultscreen_descr.nrows = ri->ri_rows; 281 sc->sc_defaultscreen_descr.ncols = ri->ri_cols; 282 wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, 0, 283 defattr); 284 vcons_replay_msgbuf(&sc->sc_console_screen); 285 } else { 286 /* 287 * since we're not the console we can postpone the rest 288 * until someone actually allocates a screen for us 289 */ 290 (*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr); 291 } 292 293 aa.console = is_console; 294 aa.scrdata = &sc->sc_screenlist; 295 aa.accessops = &pm2fb_accessops; 296 aa.accesscookie = &sc->vd; 297 298 config_found(sc->sc_dev, &aa, wsemuldisplaydevprint); 299 } 300 301 static int 302 pm2fb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag, 303 struct lwp *l) 304 { 305 struct vcons_data *vd = v; 306 struct pm2fb_softc *sc = vd->cookie; 307 struct wsdisplay_fbinfo *wdf; 308 struct vcons_screen *ms = vd->active; 309 310 switch (cmd) { 311 case WSDISPLAYIO_GTYPE: 312 *(u_int *)data = WSDISPLAY_TYPE_PCIMISC; 313 return 0; 314 315 /* PCI config read/write passthrough. */ 316 case PCI_IOC_CFGREAD: 317 case PCI_IOC_CFGWRITE: 318 return pci_devioctl(sc->sc_pc, sc->sc_pcitag, 319 cmd, data, flag, l); 320 321 case WSDISPLAYIO_GET_BUSID: 322 return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc, 323 sc->sc_pcitag, data); 324 325 case WSDISPLAYIO_GINFO: 326 if (ms == NULL) 327 return ENODEV; 328 wdf = (void *)data; 329 wdf->height = ms->scr_ri.ri_height; 330 wdf->width = ms->scr_ri.ri_width; 331 wdf->depth = ms->scr_ri.ri_depth; 332 wdf->cmsize = 256; 333 return 0; 334 335 case WSDISPLAYIO_GETCMAP: 336 return pm2fb_getcmap(sc, 337 (struct wsdisplay_cmap *)data); 338 339 case WSDISPLAYIO_PUTCMAP: 340 return pm2fb_putcmap(sc, 341 (struct wsdisplay_cmap *)data); 342 343 case WSDISPLAYIO_LINEBYTES: 344 *(u_int *)data = sc->sc_stride; 345 return 0; 346 347 case WSDISPLAYIO_SMODE: { 348 int new_mode = *(int*)data; 349 if (new_mode != sc->sc_mode) { 350 sc->sc_mode = new_mode; 351 if(new_mode == WSDISPLAYIO_MODE_EMUL) { 352 pm2fb_restore_palette(sc); 353 vcons_redraw_screen(ms); 354 } else 355 pm2fb_flush_engine(sc); 356 } 357 } 358 return 0; 359 } 360 return EPASSTHROUGH; 361 } 362 363 static paddr_t 364 pm2fb_mmap(void *v, void *vs, off_t offset, int prot) 365 { 366 struct vcons_data *vd = v; 367 struct pm2fb_softc *sc = vd->cookie; 368 paddr_t pa; 369 370 /* 'regular' framebuffer mmap()ing */ 371 if (offset < sc->sc_fbsize) { 372 pa = bus_space_mmap(sc->sc_memt, sc->sc_fb + offset, 0, prot, 373 BUS_SPACE_MAP_LINEAR); 374 return pa; 375 } 376 377 /* 378 * restrict all other mappings to processes with superuser privileges 379 * or the kernel itself 380 */ 381 if (kauth_authorize_generic(kauth_cred_get(), KAUTH_GENERIC_ISSUSER, 382 NULL) != 0) { 383 aprint_normal("%s: mmap() rejected.\n", 384 device_xname(sc->sc_dev)); 385 return -1; 386 } 387 388 if ((offset >= sc->sc_fb) && (offset < (sc->sc_fb + sc->sc_fbsize))) { 389 pa = bus_space_mmap(sc->sc_memt, offset, 0, prot, 390 BUS_SPACE_MAP_LINEAR); 391 return pa; 392 } 393 394 if ((offset >= sc->sc_reg) && 395 (offset < (sc->sc_reg + sc->sc_regsize))) { 396 pa = bus_space_mmap(sc->sc_memt, offset, 0, prot, 397 BUS_SPACE_MAP_LINEAR); 398 return pa; 399 } 400 401 #ifdef PCI_MAGIC_IO_RANGE 402 /* allow mapping of IO space */ 403 if ((offset >= PCI_MAGIC_IO_RANGE) && 404 (offset < PCI_MAGIC_IO_RANGE + 0x10000)) { 405 pa = bus_space_mmap(sc->sc_iot, offset - PCI_MAGIC_IO_RANGE, 406 0, prot, BUS_SPACE_MAP_LINEAR); 407 return pa; 408 } 409 #endif 410 411 return -1; 412 } 413 414 static void 415 pm2fb_init_screen(void *cookie, struct vcons_screen *scr, 416 int existing, long *defattr) 417 { 418 struct pm2fb_softc *sc = cookie; 419 struct rasops_info *ri = &scr->scr_ri; 420 421 ri->ri_depth = sc->sc_depth; 422 ri->ri_width = sc->sc_width; 423 ri->ri_height = sc->sc_height; 424 ri->ri_stride = sc->sc_stride; 425 ri->ri_flg = RI_CENTER; 426 427 rasops_init(ri, sc->sc_height / 8, sc->sc_width / 8); 428 ri->ri_caps = WSSCREEN_WSCOLORS; 429 430 rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight, 431 sc->sc_width / ri->ri_font->fontwidth); 432 433 ri->ri_hw = scr; 434 ri->ri_ops.copyrows = pm2fb_copyrows; 435 ri->ri_ops.copycols = pm2fb_copycols; 436 ri->ri_ops.cursor = pm2fb_cursor; 437 ri->ri_ops.eraserows = pm2fb_eraserows; 438 ri->ri_ops.erasecols = pm2fb_erasecols; 439 ri->ri_ops.putchar = pm2fb_putchar; 440 } 441 442 static int 443 pm2fb_putcmap(struct pm2fb_softc *sc, struct wsdisplay_cmap *cm) 444 { 445 u_char *r, *g, *b; 446 u_int index = cm->index; 447 u_int count = cm->count; 448 int i, error; 449 u_char rbuf[256], gbuf[256], bbuf[256]; 450 451 #ifdef PM2FB_DEBUG 452 aprint_debug("putcmap: %d %d\n",index, count); 453 #endif 454 if (cm->index >= 256 || cm->count > 256 || 455 (cm->index + cm->count) > 256) 456 return EINVAL; 457 error = copyin(cm->red, &rbuf[index], count); 458 if (error) 459 return error; 460 error = copyin(cm->green, &gbuf[index], count); 461 if (error) 462 return error; 463 error = copyin(cm->blue, &bbuf[index], count); 464 if (error) 465 return error; 466 467 memcpy(&sc->sc_cmap_red[index], &rbuf[index], count); 468 memcpy(&sc->sc_cmap_green[index], &gbuf[index], count); 469 memcpy(&sc->sc_cmap_blue[index], &bbuf[index], count); 470 471 r = &sc->sc_cmap_red[index]; 472 g = &sc->sc_cmap_green[index]; 473 b = &sc->sc_cmap_blue[index]; 474 475 for (i = 0; i < count; i++) { 476 pm2fb_putpalreg(sc, index, *r, *g, *b); 477 index++; 478 r++, g++, b++; 479 } 480 return 0; 481 } 482 483 static int 484 pm2fb_getcmap(struct pm2fb_softc *sc, struct wsdisplay_cmap *cm) 485 { 486 u_int index = cm->index; 487 u_int count = cm->count; 488 int error; 489 490 if (index >= 255 || count > 256 || index + count > 256) 491 return EINVAL; 492 493 error = copyout(&sc->sc_cmap_red[index], cm->red, count); 494 if (error) 495 return error; 496 error = copyout(&sc->sc_cmap_green[index], cm->green, count); 497 if (error) 498 return error; 499 error = copyout(&sc->sc_cmap_blue[index], cm->blue, count); 500 if (error) 501 return error; 502 503 return 0; 504 } 505 506 static void 507 pm2fb_restore_palette(struct pm2fb_softc *sc) 508 { 509 int i; 510 511 for (i = 0; i < (1 << sc->sc_depth); i++) { 512 pm2fb_putpalreg(sc, i, sc->sc_cmap_red[i], 513 sc->sc_cmap_green[i], sc->sc_cmap_blue[i]); 514 } 515 } 516 517 static int 518 pm2fb_putpalreg(struct pm2fb_softc *sc, uint8_t idx, uint8_t r, uint8_t g, 519 uint8_t b) 520 { 521 bus_space_write_1(sc->sc_memt, sc->sc_regh, PM2_DAC_PAL_WRITE_IDX, idx); 522 bus_space_write_1(sc->sc_memt, sc->sc_regh, PM2_DAC_DATA, r); 523 bus_space_write_1(sc->sc_memt, sc->sc_regh, PM2_DAC_DATA, g); 524 bus_space_write_1(sc->sc_memt, sc->sc_regh, PM2_DAC_DATA, b); 525 return 0; 526 } 527 528 static void 529 pm2fb_init(struct pm2fb_softc *sc) 530 { 531 pm2fb_flush_engine(sc); 532 533 pm2fb_wait(sc, 8); 534 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_SCREEN_BASE, 0); 535 #if 0 536 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_BYPASS_MASK, 537 0xffffffff); 538 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_FB_WRITE_MASK, 539 0xffffffff); 540 #endif 541 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_HW_WRITEMASK, 542 0xffffffff); 543 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_SW_WRITEMASK, 544 0xffffffff); 545 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_WRITE_MODE, 546 PM2WM_WRITE_EN); 547 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_SCREENSIZE, 548 (sc->sc_height << 16) | sc->sc_width); 549 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_SCISSOR_MODE, 550 PM2SC_SCREEN_EN); 551 pm2fb_wait(sc, 8); 552 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DITHER_MODE, 0); 553 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_ALPHA_MODE, 0); 554 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DDA_MODE, 0); 555 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_TEX_COLOUR_MODE, 0); 556 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_TEX_ADDRESS_MODE, 0); 557 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_TEX_READ_MODE, 0); 558 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_TEX_LUT_MODE, 0); 559 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_YUV_MODE, 0); 560 pm2fb_wait(sc, 8); 561 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DEPTH_MODE, 0); 562 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DEPTH, 0); 563 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_STENCIL_MODE, 0); 564 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_STIPPLE_MODE, 0); 565 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_ROP_MODE, 0); 566 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_WINDOW_ORIGIN, 0); 567 sc->sc_pprod = bus_space_read_4(sc->sc_memt, sc->sc_regh, 568 PM2_FB_READMODE) & 569 (PM2FB_PP0_MASK | PM2FB_PP1_MASK | PM2FB_PP2_MASK); 570 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_FB_READMODE, 571 sc->sc_pprod); 572 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_TEXMAP_FORMAT, 573 sc->sc_pprod); 574 pm2fb_wait(sc, 8); 575 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DY, 1 << 16); 576 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DXDOM, 0); 577 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_STARTXDOM, 0); 578 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_STARTXSUB, 0); 579 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_STARTY, 0); 580 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_COUNT, 0); 581 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_SCISSOR_MINYX, 0); 582 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_SCISSOR_MAXYX, 583 0x0fff0fff); 584 pm2fb_flush_engine(sc); 585 } 586 587 static void 588 pm2fb_rectfill(struct pm2fb_softc *sc, int x, int y, int wi, int he, 589 uint32_t colour) 590 { 591 592 pm2fb_wait(sc, 7); 593 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DDA_MODE, 0); 594 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_MODE, 0); 595 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_CONFIG, 596 PM2RECFG_WRITE_EN); 597 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_BLOCK_COLOUR, 598 colour); 599 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_RECT_START, 600 (y << 16) | x); 601 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_RECT_SIZE, 602 (he << 16) | wi); 603 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_RENDER, 604 PM2RE_RECTANGLE | PM2RE_INC_X | PM2RE_INC_Y | PM2RE_FASTFILL); 605 } 606 607 static void 608 pm2fb_bitblt(struct pm2fb_softc *sc, int xs, int ys, int xd, int yd, 609 int wi, int he, int rop) 610 { 611 uint32_t dir = 0; 612 613 if (yd <= ys) { 614 dir |= PM2RE_INC_Y; 615 } 616 if (xd <= xs) { 617 dir |= PM2RE_INC_X; 618 } 619 pm2fb_wait(sc, 7); 620 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_DDA_MODE, 0); 621 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_MODE, 0); 622 if (rop == 3) { 623 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_CONFIG, 624 PM2RECFG_READ_SRC | PM2RECFG_WRITE_EN | PM2RECFG_ROP_EN | 625 PM2RECFG_PACKED | (rop << 6)); 626 } else { 627 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_CONFIG, 628 PM2RECFG_READ_SRC | PM2RECFG_READ_DST | PM2RECFG_WRITE_EN | 629 PM2RECFG_PACKED | PM2RECFG_ROP_EN | (rop << 6)); 630 } 631 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_RECT_START, 632 (yd << 16) | xd); 633 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_RECT_SIZE, 634 (he << 16) | wi); 635 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_SOURCE_DELTA, 636 (((ys - yd) & 0xfff) << 16) | ((xs - xd) & 0xfff)); 637 bus_space_write_4(sc->sc_memt, sc->sc_regh, PM2_RE_RENDER, 638 PM2RE_RECTANGLE | dir); 639 } 640 641 static void 642 pm2fb_cursor(void *cookie, int on, int row, int col) 643 { 644 struct rasops_info *ri = cookie; 645 struct vcons_screen *scr = ri->ri_hw; 646 struct pm2fb_softc *sc = scr->scr_cookie; 647 int x, y, wi, he; 648 649 wi = ri->ri_font->fontwidth; 650 he = ri->ri_font->fontheight; 651 652 if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) { 653 x = ri->ri_ccol * wi + ri->ri_xorigin; 654 y = ri->ri_crow * he + ri->ri_yorigin; 655 if (ri->ri_flg & RI_CURSOR) { 656 pm2fb_bitblt(sc, x, y, x, y, wi, he, 12); 657 ri->ri_flg &= ~RI_CURSOR; 658 } 659 ri->ri_crow = row; 660 ri->ri_ccol = col; 661 if (on) { 662 x = ri->ri_ccol * wi + ri->ri_xorigin; 663 y = ri->ri_crow * he + ri->ri_yorigin; 664 pm2fb_bitblt(sc, x, y, x, y, wi, he, 12); 665 ri->ri_flg |= RI_CURSOR; 666 } 667 } else { 668 scr->scr_ri.ri_crow = row; 669 scr->scr_ri.ri_ccol = col; 670 scr->scr_ri.ri_flg &= ~RI_CURSOR; 671 } 672 673 } 674 675 static void 676 pm2fb_putchar(void *cookie, int row, int col, u_int c, long attr) 677 { 678 struct rasops_info *ri = cookie; 679 struct wsdisplay_font *font = PICK_FONT(ri, c); 680 struct vcons_screen *scr = ri->ri_hw; 681 struct pm2fb_softc *sc = scr->scr_cookie; 682 uint32_t mode; 683 684 if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) { 685 void *data; 686 uint32_t fg, bg; 687 int uc, i; 688 int x, y, wi, he; 689 690 wi = font->fontwidth; 691 he = font->fontheight; 692 693 if (!CHAR_IN_FONT(c, font)) 694 return; 695 bg = ri->ri_devcmap[(attr >> 16) & 0xf]; 696 fg = ri->ri_devcmap[(attr >> 24) & 0xf]; 697 x = ri->ri_xorigin + col * wi; 698 y = ri->ri_yorigin + row * he; 699 if (c == 0x20) { 700 pm2fb_rectfill(sc, x, y, wi, he, bg); 701 } else { 702 uc = c - font->firstchar; 703 data = (uint8_t *)font->data + uc * ri->ri_fontscale; 704 705 mode = PM2RM_MASK_MIRROR; 706 switch (ri->ri_font->stride) { 707 case 1: 708 mode |= 3 << 7; 709 break; 710 case 2: 711 mode |= 2 << 7; 712 break; 713 } 714 715 pm2fb_wait(sc, 8); 716 717 bus_space_write_4(sc->sc_memt, sc->sc_regh, 718 PM2_RE_MODE, mode); 719 bus_space_write_4(sc->sc_memt, sc->sc_regh, 720 PM2_RE_CONFIG, PM2RECFG_WRITE_EN); 721 bus_space_write_4(sc->sc_memt, sc->sc_regh, 722 PM2_RE_BLOCK_COLOUR, bg); 723 bus_space_write_4(sc->sc_memt, sc->sc_regh, 724 PM2_RE_RECT_START, (y << 16) | x); 725 bus_space_write_4(sc->sc_memt, sc->sc_regh, 726 PM2_RE_RECT_SIZE, (he << 16) | wi); 727 bus_space_write_4(sc->sc_memt, sc->sc_regh, 728 PM2_RE_RENDER, 729 PM2RE_RECTANGLE | 730 PM2RE_INC_X | PM2RE_INC_Y | PM2RE_FASTFILL); 731 bus_space_write_4(sc->sc_memt, sc->sc_regh, 732 PM2_RE_BLOCK_COLOUR, fg); 733 bus_space_write_4(sc->sc_memt, sc->sc_regh, 734 PM2_RE_RENDER, 735 PM2RE_RECTANGLE | PM2RE_SYNC_ON_MASK | 736 PM2RE_INC_X | PM2RE_INC_Y | PM2RE_FASTFILL); 737 738 pm2fb_wait(sc, he); 739 switch (ri->ri_font->stride) { 740 case 1: { 741 uint8_t *data8 = data; 742 uint32_t reg; 743 for (i = 0; i < he; i++) { 744 reg = *data8; 745 bus_space_write_4(sc->sc_memt, 746 sc->sc_regh, 747 PM2_RE_BITMASK, reg); 748 data8++; 749 } 750 break; 751 } 752 case 2: { 753 uint16_t *data16 = data; 754 uint32_t reg; 755 for (i = 0; i < he; i++) { 756 reg = *data16; 757 bus_space_write_4(sc->sc_memt, 758 sc->sc_regh, 759 PM2_RE_BITMASK, reg); 760 data16++; 761 } 762 break; 763 } 764 } 765 } 766 } 767 } 768 769 static void 770 pm2fb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 771 { 772 struct rasops_info *ri = cookie; 773 struct vcons_screen *scr = ri->ri_hw; 774 struct pm2fb_softc *sc = scr->scr_cookie; 775 int32_t xs, xd, y, width, height; 776 777 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 778 xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol; 779 xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol; 780 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 781 width = ri->ri_font->fontwidth * ncols; 782 height = ri->ri_font->fontheight; 783 pm2fb_bitblt(sc, xs, y, xd, y, width, height, 3); 784 } 785 } 786 787 static void 788 pm2fb_erasecols(void *cookie, int row, int startcol, int ncols, long fillattr) 789 { 790 struct rasops_info *ri = cookie; 791 struct vcons_screen *scr = ri->ri_hw; 792 struct pm2fb_softc *sc = scr->scr_cookie; 793 int32_t x, y, width, height, fg, bg, ul; 794 795 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 796 x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol; 797 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 798 width = ri->ri_font->fontwidth * ncols; 799 height = ri->ri_font->fontheight; 800 rasops_unpack_attr(fillattr, &fg, &bg, &ul); 801 802 pm2fb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]); 803 } 804 } 805 806 static void 807 pm2fb_copyrows(void *cookie, int srcrow, int dstrow, int nrows) 808 { 809 struct rasops_info *ri = cookie; 810 struct vcons_screen *scr = ri->ri_hw; 811 struct pm2fb_softc *sc = scr->scr_cookie; 812 int32_t x, ys, yd, width, height; 813 814 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 815 x = ri->ri_xorigin; 816 ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow; 817 yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow; 818 width = ri->ri_emuwidth; 819 height = ri->ri_font->fontheight*nrows; 820 pm2fb_bitblt(sc, x, ys, x, yd, width, height, 3); 821 } 822 } 823 824 static void 825 pm2fb_eraserows(void *cookie, int row, int nrows, long fillattr) 826 { 827 struct rasops_info *ri = cookie; 828 struct vcons_screen *scr = ri->ri_hw; 829 struct pm2fb_softc *sc = scr->scr_cookie; 830 int32_t x, y, width, height, fg, bg, ul; 831 832 if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) { 833 x = ri->ri_xorigin; 834 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 835 width = ri->ri_emuwidth; 836 height = ri->ri_font->fontheight * nrows; 837 rasops_unpack_attr(fillattr, &fg, &bg, &ul); 838 839 pm2fb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]); 840 } 841 } 842 843
Indexes created Fri Oct 03 02:09:57 GMT 2025