1 /* $NetBSD: crmfb.c,v 1.24 2008/03/18 02:41:38 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2007 Jared D. McNeill <jmcneill@invisible.ca> 5 * 2008 Michael Lorenz <macallan@netbsd.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Jared D. McNeill. 19 * 4. Neither the name of The NetBSD Foundation nor the names of its 20 * contributors may be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 /* 37 * SGI-CRM (O2) Framebuffer driver 38 */ 39 40 #include <sys/cdefs.h> 41 __KERNEL_RCSID(0, "$NetBSD: crmfb.c,v 1.24 2008/03/18 02:41:38 jmcneill Exp $"); 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/device.h> 46 #include <sys/malloc.h> 47 48 #define _SGIMIPS_BUS_DMA_PRIVATE 49 #include <machine/autoconf.h> 50 #include <machine/bus.h> 51 #include <machine/machtype.h> 52 #include <machine/vmparam.h> 53 54 #include <dev/arcbios/arcbios.h> 55 #include <dev/arcbios/arcbiosvar.h> 56 57 #include <dev/wscons/wsdisplayvar.h> 58 #include <dev/wscons/wsconsio.h> 59 #include <dev/wsfont/wsfont.h> 60 #include <dev/rasops/rasops.h> 61 #include <dev/wscons/wsdisplay_vconsvar.h> 62 63 #include <arch/sgimips/dev/crmfbreg.h> 64 65 /*#define CRMFB_DEBUG*/ 66 67 struct wsscreen_descr crmfb_defaultscreen = { 68 "default", 69 0, 0, 70 NULL, 71 8, 16, 72 WSSCREEN_WSCOLORS, 73 NULL, 74 }; 75 76 const struct wsscreen_descr *_crmfb_scrlist[] = { 77 &crmfb_defaultscreen, 78 }; 79 80 struct wsscreen_list crmfb_screenlist = { 81 sizeof(_crmfb_scrlist) / sizeof(struct wsscreen_descr *), 82 _crmfb_scrlist 83 }; 84 85 static struct vcons_screen crmfb_console_screen; 86 87 static int crmfb_ioctl(void *, void *, u_long, void *, int, struct lwp *); 88 static paddr_t crmfb_mmap(void *, void *, off_t, int); 89 static void crmfb_init_screen(void *, struct vcons_screen *, int, long *); 90 91 struct wsdisplay_accessops crmfb_accessops = { 92 crmfb_ioctl, 93 crmfb_mmap, 94 NULL, /* alloc_screen */ 95 NULL, /* free_screen */ 96 NULL, /* show_screen */ 97 NULL, /* load_font */ 98 NULL, /* pollc */ 99 NULL, /* scroll */ 100 }; 101 102 /* Memory to allocate to SGI-CRM -- remember, this is stolen from 103 * host memory! 104 */ 105 #define CRMFB_TILESIZE (512*128) 106 107 static int crmfb_match(struct device *, struct cfdata *, void *); 108 static void crmfb_attach(struct device *, struct device *, void *); 109 int crmfb_probe(void); 110 111 #define KERNADDR(p) ((void *)((p).addr)) 112 #define DMAADDR(p) ((p).map->dm_segs[0].ds_addr) 113 114 #define CRMFB_REG_MASK(msb, lsb) \ 115 ( (((uint32_t) 1 << ((msb)-(lsb)+1)) - 1) << (lsb) ) 116 117 118 struct crmfb_dma { 119 bus_dmamap_t map; 120 void *addr; 121 bus_dma_segment_t segs[1]; 122 int nsegs; 123 size_t size; 124 }; 125 126 struct crmfb_softc { 127 struct device sc_dev; 128 struct vcons_data sc_vd; 129 130 bus_space_tag_t sc_iot; 131 bus_space_handle_t sc_ioh; 132 bus_space_handle_t sc_reh; 133 134 bus_dma_tag_t sc_dmat; 135 136 struct crmfb_dma sc_dma; 137 struct crmfb_dma sc_dmai; 138 139 int sc_width; 140 int sc_height; 141 int sc_depth; 142 int sc_tiles_x, sc_tiles_y; 143 uint32_t sc_fbsize; 144 int sc_mte_direction; 145 uint8_t *sc_scratch; 146 paddr_t sc_linear; 147 struct rasops_info sc_rasops; 148 int sc_cells; 149 int sc_current_cell; 150 int sc_wsmode; 151 152 /* cursor stuff */ 153 int sc_cur_x; 154 int sc_cur_y; 155 int sc_hot_x; 156 int sc_hot_y; 157 158 u_char sc_cmap_red[256]; 159 u_char sc_cmap_green[256]; 160 u_char sc_cmap_blue[256]; 161 }; 162 163 static int crmfb_putcmap(struct crmfb_softc *, struct wsdisplay_cmap *); 164 static int crmfb_getcmap(struct crmfb_softc *, struct wsdisplay_cmap *); 165 static void crmfb_set_palette(struct crmfb_softc *, 166 int, uint8_t, uint8_t, uint8_t); 167 static int crmfb_set_curpos(struct crmfb_softc *, int, int); 168 static int crmfb_gcursor(struct crmfb_softc *, struct wsdisplay_cursor *); 169 static int crmfb_scursor(struct crmfb_softc *, struct wsdisplay_cursor *); 170 static inline void crmfb_write_reg(struct crmfb_softc *, int, uint32_t); 171 static inline uint32_t crmfb_read_reg(struct crmfb_softc *, int); 172 static int crmfb_wait_dma_idle(struct crmfb_softc *); 173 174 /* setup video hw in given colour depth */ 175 static int crmfb_setup_video(struct crmfb_softc *, int); 176 static void crmfb_setup_palette(struct crmfb_softc *); 177 178 #ifdef CRMFB_DEBUG 179 void crmfb_test_mte(struct crmfb_softc *); 180 #endif 181 182 static void crmfb_fill_rect(struct crmfb_softc *, int, int, int, int, uint32_t); 183 static void crmfb_bitblt(struct crmfb_softc *, int, int, int, int, int, int, 184 uint32_t); 185 static void crmfb_scroll(struct crmfb_softc *, int, int, int, int, int, int); 186 187 static void crmfb_copycols(void *, int, int, int, int); 188 static void crmfb_erasecols(void *, int, int, int, long); 189 static void crmfb_copyrows(void *, int, int, int); 190 static void crmfb_eraserows(void *, int, int, long); 191 static void crmfb_cursor(void *, int, int, int); 192 static void crmfb_putchar(void *, int, int, u_int, long); 193 194 CFATTACH_DECL(crmfb, sizeof(struct crmfb_softc), 195 crmfb_match, crmfb_attach, NULL, NULL); 196 197 static int 198 crmfb_match(struct device *parent, struct cfdata *cf, void *opaque) 199 { 200 return crmfb_probe(); 201 } 202 203 static void 204 crmfb_attach(struct device *parent, struct device *self, void *opaque) 205 { 206 struct mainbus_attach_args *ma; 207 struct crmfb_softc *sc; 208 struct rasops_info *ri; 209 struct wsemuldisplaydev_attach_args aa; 210 uint32_t d, h; 211 uint16_t *p; 212 unsigned long v; 213 long defattr; 214 const char *consdev; 215 int rv, i; 216 217 sc = (struct crmfb_softc *)self; 218 ma = (struct mainbus_attach_args *)opaque; 219 220 sc->sc_iot = SGIMIPS_BUS_SPACE_CRIME; 221 sc->sc_dmat = &sgimips_default_bus_dma_tag; 222 sc->sc_wsmode = WSDISPLAYIO_MODE_EMUL; 223 224 aprint_normal(": SGI CRIME Graphics Display Engine\n"); 225 rv = bus_space_map(sc->sc_iot, ma->ma_addr, 0 /* XXX */, 226 BUS_SPACE_MAP_LINEAR, &sc->sc_ioh); 227 if (rv) 228 panic("crmfb_attach: can't map I/O space"); 229 rv = bus_space_map(sc->sc_iot, 0x15000000, 0x6000, 0, &sc->sc_reh); 230 if (rv) 231 panic("crmfb_attach: can't map rendering engine"); 232 233 /* determine mode configured by firmware */ 234 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_VT_HCMAP); 235 sc->sc_width = (d >> CRMFB_VT_HCMAP_ON_SHIFT) & 0xfff; 236 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_VT_VCMAP); 237 sc->sc_height = (d >> CRMFB_VT_VCMAP_ON_SHIFT) & 0xfff; 238 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_FRM_TILESIZE); 239 h = (d >> CRMFB_FRM_TILESIZE_DEPTH_SHIFT) & 0x3; 240 if (h == 0) 241 sc->sc_depth = 8; 242 else if (h == 1) 243 sc->sc_depth = 16; 244 else 245 sc->sc_depth = 32; 246 247 if (sc->sc_width == 0 || sc->sc_height == 0) { 248 aprint_error("%s: device unusable if not setup by firmware\n", 249 sc->sc_dev.dv_xname); 250 bus_space_unmap(sc->sc_iot, sc->sc_ioh, 0 /* XXX */); 251 return; 252 } 253 254 aprint_normal("%s: initial resolution %dx%d\n", 255 sc->sc_dev.dv_xname, sc->sc_width, sc->sc_height); 256 257 /* 258 * first determine how many tiles we need 259 * in 32bit each tile is 128x128 pixels 260 */ 261 sc->sc_tiles_x = (sc->sc_width + 127) >> 7; 262 sc->sc_tiles_y = (sc->sc_height + 127) >> 7; 263 sc->sc_fbsize = 0x10000 * sc->sc_tiles_x * sc->sc_tiles_y; 264 265 sc->sc_dmai.size = 256 * sizeof(uint16_t); 266 rv = bus_dmamem_alloc(sc->sc_dmat, sc->sc_dmai.size, 65536, 0, 267 sc->sc_dmai.segs, 268 sizeof(sc->sc_dmai.segs) / sizeof(sc->sc_dmai.segs[0]), 269 &sc->sc_dmai.nsegs, BUS_DMA_NOWAIT); 270 if (rv) 271 panic("crmfb_attach: can't allocate DMA memory"); 272 rv = bus_dmamem_map(sc->sc_dmat, sc->sc_dmai.segs, sc->sc_dmai.nsegs, 273 sc->sc_dmai.size, &sc->sc_dmai.addr, 274 BUS_DMA_NOWAIT); 275 if (rv) 276 panic("crmfb_attach: can't map DMA memory"); 277 rv = bus_dmamap_create(sc->sc_dmat, sc->sc_dmai.size, 1, 278 sc->sc_dmai.size, 0, BUS_DMA_NOWAIT, &sc->sc_dmai.map); 279 if (rv) 280 panic("crmfb_attach: can't create DMA map"); 281 rv = bus_dmamap_load(sc->sc_dmat, sc->sc_dmai.map, sc->sc_dmai.addr, 282 sc->sc_dmai.size, NULL, BUS_DMA_NOWAIT); 283 if (rv) 284 panic("crmfb_attach: can't load DMA map"); 285 286 /* allocate an extra 64Kb for a linear buffer */ 287 sc->sc_dma.size = 0x10000 * (16 * sc->sc_tiles_x + 1); 288 rv = bus_dmamem_alloc(sc->sc_dmat, sc->sc_dma.size, 65536, 0, 289 sc->sc_dma.segs, 290 sizeof(sc->sc_dma.segs) / sizeof(sc->sc_dma.segs[0]), 291 &sc->sc_dma.nsegs, BUS_DMA_NOWAIT); 292 if (rv) 293 panic("crmfb_attach: can't allocate DMA memory"); 294 rv = bus_dmamem_map(sc->sc_dmat, sc->sc_dma.segs, sc->sc_dma.nsegs, 295 sc->sc_dma.size, &sc->sc_dma.addr, 296 BUS_DMA_NOWAIT | BUS_DMA_COHERENT); 297 if (rv) 298 panic("crmfb_attach: can't map DMA memory"); 299 rv = bus_dmamap_create(sc->sc_dmat, sc->sc_dma.size, 1, 300 sc->sc_dma.size, 0, BUS_DMA_NOWAIT, &sc->sc_dma.map); 301 if (rv) 302 panic("crmfb_attach: can't create DMA map"); 303 rv = bus_dmamap_load(sc->sc_dmat, sc->sc_dma.map, sc->sc_dma.addr, 304 sc->sc_dma.size, NULL, BUS_DMA_NOWAIT); 305 if (rv) 306 panic("crmfb_attach: can't load DMA map"); 307 308 p = KERNADDR(sc->sc_dmai); 309 v = (unsigned long)DMAADDR(sc->sc_dma); 310 for (i = 0; i < (sc->sc_tiles_x * sc->sc_tiles_y); i++) { 311 p[i] = ((uint32_t)v >> 16) + i; 312 } 313 sc->sc_scratch = (char *)KERNADDR(sc->sc_dma) + (0xf0000 * sc->sc_tiles_x); 314 sc->sc_linear = (paddr_t)DMAADDR(sc->sc_dma) + 0x100000 * sc->sc_tiles_x; 315 316 aprint_normal("%s: allocated %d byte fb @ %p (%p)\n", 317 sc->sc_dev.dv_xname, 318 sc->sc_fbsize, KERNADDR(sc->sc_dmai), KERNADDR(sc->sc_dma)); 319 320 sc->sc_current_cell = 0; 321 322 crmfb_setup_video(sc, 8); 323 ri = &crmfb_console_screen.scr_ri; 324 memset(ri, 0, sizeof(struct rasops_info)); 325 326 vcons_init(&sc->sc_vd, sc, &crmfb_defaultscreen, &crmfb_accessops); 327 sc->sc_vd.init_screen = crmfb_init_screen; 328 crmfb_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC; 329 vcons_init_screen(&sc->sc_vd, &crmfb_console_screen, 1, &defattr); 330 331 crmfb_defaultscreen.ncols = ri->ri_cols; 332 crmfb_defaultscreen.nrows = ri->ri_rows; 333 crmfb_defaultscreen.textops = &ri->ri_ops; 334 crmfb_defaultscreen.capabilities = ri->ri_caps; 335 crmfb_defaultscreen.modecookie = NULL; 336 337 crmfb_setup_palette(sc); 338 crmfb_fill_rect(sc, 0, 0, sc->sc_width, sc->sc_height, 339 ri->ri_devcmap[(defattr >> 16) & 0xff]); 340 341 consdev = ARCBIOS->GetEnvironmentVariable("ConsoleOut"); 342 if (consdev != NULL && strcmp(consdev, "video()") == 0) { 343 wsdisplay_cnattach(&crmfb_defaultscreen, ri, 0, 0, defattr); 344 aa.console = 1; 345 } else 346 aa.console = 0; 347 aa.scrdata = &crmfb_screenlist; 348 aa.accessops = &crmfb_accessops; 349 aa.accesscookie = &sc->sc_vd; 350 351 config_found(self, &aa, wsemuldisplaydevprint); 352 353 sc->sc_cur_x = 0; 354 sc->sc_cur_y = 0; 355 sc->sc_hot_x = 0; 356 sc->sc_hot_y = 0; 357 358 #ifdef CRMFB_DEBUG 359 crmfb_test_mte(sc); 360 #endif 361 return; 362 } 363 364 int 365 crmfb_probe(void) 366 { 367 368 if (mach_type != MACH_SGI_IP32) 369 return 0; 370 371 return 1; 372 } 373 374 static int 375 crmfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag, struct lwp *l) 376 { 377 struct vcons_data *vd; 378 struct crmfb_softc *sc; 379 struct vcons_screen *ms; 380 struct wsdisplay_fbinfo *wdf; 381 int nmode; 382 383 vd = (struct vcons_data *)v; 384 sc = (struct crmfb_softc *)vd->cookie; 385 ms = (struct vcons_screen *)vd->active; 386 387 switch (cmd) { 388 case WSDISPLAYIO_GTYPE: 389 /* not really, but who cares? */ 390 /* wsfb does */ 391 *(u_int *)data = WSDISPLAY_TYPE_CRIME; 392 return 0; 393 case WSDISPLAYIO_GINFO: 394 if (vd->active != NULL) { 395 wdf = (void *)data; 396 wdf->height = sc->sc_height; 397 wdf->width = sc->sc_width; 398 wdf->depth = 32; 399 wdf->cmsize = 256; 400 return 0; 401 } else 402 return ENODEV; 403 case WSDISPLAYIO_GETCMAP: 404 if (sc->sc_depth == 8) 405 return crmfb_getcmap(sc, (struct wsdisplay_cmap *)data); 406 else 407 return EINVAL; 408 case WSDISPLAYIO_PUTCMAP: 409 if (sc->sc_depth == 8) 410 return crmfb_putcmap(sc, (struct wsdisplay_cmap *)data); 411 else 412 return EINVAL; 413 case WSDISPLAYIO_LINEBYTES: 414 *(u_int *)data = sc->sc_width * sc->sc_depth / 8; 415 return 0; 416 case WSDISPLAYIO_SMODE: 417 nmode = *(int *)data; 418 if (nmode != sc->sc_wsmode) { 419 sc->sc_wsmode = nmode; 420 if (nmode == WSDISPLAYIO_MODE_EMUL) { 421 crmfb_setup_video(sc, 8); 422 crmfb_setup_palette(sc); 423 vcons_redraw_screen(vd->active); 424 } else { 425 crmfb_setup_video(sc, 32); 426 } 427 } 428 return 0; 429 case WSDISPLAYIO_SVIDEO: 430 case WSDISPLAYIO_GVIDEO: 431 return ENODEV; /* not supported yet */ 432 433 case WSDISPLAYIO_GCURPOS: 434 { 435 struct wsdisplay_curpos *pos; 436 437 pos = (struct wsdisplay_curpos *)data; 438 pos->x = sc->sc_cur_x; 439 pos->y = sc->sc_cur_y; 440 } 441 return 0; 442 case WSDISPLAYIO_SCURPOS: 443 { 444 struct wsdisplay_curpos *pos; 445 446 pos = (struct wsdisplay_curpos *)data; 447 crmfb_set_curpos(sc, pos->x, pos->y); 448 } 449 return 0; 450 case WSDISPLAYIO_GCURMAX: 451 { 452 struct wsdisplay_curpos *pos; 453 454 pos = (struct wsdisplay_curpos *)data; 455 pos->x = 32; 456 pos->y = 32; 457 } 458 return 0; 459 case WSDISPLAYIO_GCURSOR: 460 { 461 struct wsdisplay_cursor *cu; 462 463 cu = (struct wsdisplay_cursor *)data; 464 return crmfb_gcursor(sc, cu); 465 } 466 case WSDISPLAYIO_SCURSOR: 467 { 468 struct wsdisplay_cursor *cu; 469 470 cu = (struct wsdisplay_cursor *)data; 471 return crmfb_scursor(sc, cu); 472 } 473 } 474 return EPASSTHROUGH; 475 } 476 477 static paddr_t 478 crmfb_mmap(void *v, void *vs, off_t offset, int prot) 479 { 480 struct vcons_data *vd; 481 struct crmfb_softc *sc; 482 paddr_t pa; 483 484 vd = (struct vcons_data *)v; 485 sc = (struct crmfb_softc *)vd->cookie; 486 487 /* we probably shouldn't let anyone mmap the framebuffer */ 488 #if 1 489 if (offset >= 0 && offset < (0x100000 * sc->sc_tiles_x)) { 490 pa = bus_dmamem_mmap(sc->sc_dmat, sc->sc_dma.segs, 491 sc->sc_dma.nsegs, offset, prot, 492 BUS_DMA_WAITOK | BUS_DMA_COHERENT); 493 return pa; 494 } 495 #endif 496 /* 497 * here would the TLBs be but we don't want to show them to userland 498 * so we return the page containing the status register 499 */ 500 if ((offset >= 0x15000000) && (offset < 0x15002000)) 501 return bus_space_mmap(sc->sc_iot, 0x15004000, 0, prot, 0); 502 /* now the actual engine registers */ 503 if ((offset >= 0x15002000) && (offset < 0x15005000)) 504 return bus_space_mmap(sc->sc_iot, offset, 0, prot, 0); 505 /* and now the scratch area */ 506 if ((offset >= 0x15010000) && (offset < 0x15020000)) 507 return bus_dmamem_mmap(sc->sc_dmat, sc->sc_dma.segs, 508 sc->sc_dma.nsegs, 509 offset + (0x100000 * sc->sc_tiles_x) - 0x15010000, 510 prot, BUS_DMA_WAITOK | BUS_DMA_COHERENT); 511 return -1; 512 } 513 514 static void 515 crmfb_init_screen(void *c, struct vcons_screen *scr, int existing, 516 long *defattr) 517 { 518 struct crmfb_softc *sc; 519 struct rasops_info *ri; 520 521 sc = (struct crmfb_softc *)c; 522 ri = &scr->scr_ri; 523 524 ri->ri_flg = RI_CENTER | RI_FULLCLEAR; 525 ri->ri_depth = sc->sc_depth; 526 ri->ri_width = sc->sc_width; 527 ri->ri_height = sc->sc_height; 528 ri->ri_stride = ri->ri_width * (ri->ri_depth / 8); 529 530 switch (ri->ri_depth) { 531 case 16: 532 ri->ri_rnum = ri->ri_gnum = ri->ri_bnum = 5; 533 ri->ri_rpos = 10; 534 ri->ri_gpos = 5; 535 ri->ri_bpos = 0; 536 break; 537 case 32: 538 ri->ri_rnum = ri->ri_gnum = ri->ri_bnum = 8; 539 ri->ri_rpos = 8; 540 ri->ri_gpos = 16; 541 ri->ri_bpos = 24; 542 break; 543 } 544 545 ri->ri_bits = KERNADDR(sc->sc_dma); 546 547 if (existing) 548 ri->ri_flg |= RI_CLEAR; 549 550 rasops_init(ri, ri->ri_height / 16, ri->ri_width / 8); 551 ri->ri_caps = WSSCREEN_WSCOLORS; 552 rasops_reconfig(ri, ri->ri_height / ri->ri_font->fontheight, 553 ri->ri_width / ri->ri_font->fontwidth); 554 ri->ri_hw = scr; 555 556 /* now make a fake rasops_info for drawing into the scratch tile */ 557 memcpy(&sc->sc_rasops, ri, sizeof(struct rasops_info)); 558 sc->sc_rasops.ri_width = 512; /* assume we're always in 8bit here */ 559 sc->sc_rasops.ri_stride = 512; 560 sc->sc_rasops.ri_height = 128; 561 sc->sc_rasops.ri_xorigin = 0; 562 sc->sc_rasops.ri_yorigin = 0; 563 sc->sc_rasops.ri_bits = sc->sc_scratch; 564 sc->sc_cells = 512 / ri->ri_font->fontwidth; 565 566 ri->ri_ops.cursor = crmfb_cursor; 567 ri->ri_ops.copyrows = crmfb_copyrows; 568 ri->ri_ops.eraserows = crmfb_eraserows; 569 ri->ri_ops.copycols = crmfb_copycols; 570 ri->ri_ops.erasecols = crmfb_erasecols; 571 ri->ri_ops.putchar = crmfb_putchar; 572 573 return; 574 } 575 576 static int 577 crmfb_putcmap(struct crmfb_softc *sc, struct wsdisplay_cmap *cm) 578 { 579 u_int idx, cnt; 580 u_char r[256], g[256], b[256]; 581 u_char *rp, *gp, *bp; 582 int rv, i; 583 584 idx = cm->index; 585 cnt = cm->count; 586 587 if (idx >= 255 || cnt > 256 || idx + cnt > 256) 588 return EINVAL; 589 590 rv = copyin(cm->red, &r[idx], cnt); 591 if (rv) 592 return rv; 593 rv = copyin(cm->green, &g[idx], cnt); 594 if (rv) 595 return rv; 596 rv = copyin(cm->blue, &b[idx], cnt); 597 if (rv) 598 return rv; 599 600 memcpy(&sc->sc_cmap_red[idx], &r[idx], cnt); 601 memcpy(&sc->sc_cmap_green[idx], &g[idx], cnt); 602 memcpy(&sc->sc_cmap_blue[idx], &b[idx], cnt); 603 604 rp = &sc->sc_cmap_red[idx]; 605 gp = &sc->sc_cmap_green[idx]; 606 bp = &sc->sc_cmap_blue[idx]; 607 608 for (i = 0; i < cnt; i++) { 609 crmfb_set_palette(sc, idx, *rp, *gp, *bp); 610 idx++; 611 rp++, gp++, bp++; 612 } 613 614 return 0; 615 } 616 617 static int 618 crmfb_getcmap(struct crmfb_softc *sc, struct wsdisplay_cmap *cm) 619 { 620 u_int idx, cnt; 621 int rv; 622 623 idx = cm->index; 624 cnt = cm->count; 625 626 if (idx >= 255 || cnt > 256 || idx + cnt > 256) 627 return EINVAL; 628 629 rv = copyout(&sc->sc_cmap_red[idx], cm->red, cnt); 630 if (rv) 631 return rv; 632 rv = copyout(&sc->sc_cmap_green[idx], cm->green, cnt); 633 if (rv) 634 return rv; 635 rv = copyout(&sc->sc_cmap_blue[idx], cm->blue, cnt); 636 if (rv) 637 return rv; 638 639 return 0; 640 } 641 642 static void 643 crmfb_set_palette(struct crmfb_softc *sc, int reg, uint8_t r, uint8_t g, 644 uint8_t b) 645 { 646 uint32_t val; 647 648 if (reg > 255 || sc->sc_depth != 8) 649 return; 650 651 while (bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_CMAP_FIFO) >= 63) 652 DELAY(10); 653 654 val = (r << 8) | (g << 16) | (b << 24); 655 crmfb_write_reg(sc, CRMFB_CMAP + (reg * 4), val); 656 657 return; 658 } 659 660 static int 661 crmfb_set_curpos(struct crmfb_softc *sc, int x, int y) 662 { 663 uint32_t val; 664 665 sc->sc_cur_x = x; 666 sc->sc_cur_y = y; 667 668 val = ((x - sc->sc_hot_x) & 0xffff) | ((y - sc->sc_hot_y) << 16); 669 crmfb_write_reg(sc, CRMFB_CURSOR_POS, val); 670 671 return 0; 672 } 673 674 static int 675 crmfb_gcursor(struct crmfb_softc *sc, struct wsdisplay_cursor *cur) 676 { 677 /* do nothing for now */ 678 return 0; 679 } 680 681 static int 682 crmfb_scursor(struct crmfb_softc *sc, struct wsdisplay_cursor *cur) 683 { 684 if (cur->which & WSDISPLAY_CURSOR_DOCUR) { 685 686 crmfb_write_reg(sc, CRMFB_CURSOR_CONTROL, cur->enable ? 1 : 0); 687 } 688 if (cur->which & WSDISPLAY_CURSOR_DOHOT) { 689 690 sc->sc_hot_x = cur->hot.x; 691 sc->sc_hot_y = cur->hot.y; 692 } 693 if (cur->which & WSDISPLAY_CURSOR_DOPOS) { 694 695 crmfb_set_curpos(sc, cur->pos.x, cur->pos.y); 696 } 697 if (cur->which & WSDISPLAY_CURSOR_DOCMAP) { 698 int i; 699 uint32_t val; 700 701 for (i = 0; i < cur->cmap.count; i++) { 702 val = (cur->cmap.red[i] << 24) | 703 (cur->cmap.green[i] << 16) | 704 (cur->cmap.blue[i] << 8); 705 crmfb_write_reg(sc, CRMFB_CURSOR_CMAP0 + 706 ((i + cur->cmap.index) << 2), val); 707 } 708 } 709 if (cur->which & WSDISPLAY_CURSOR_DOSHAPE) { 710 711 int i, j, cnt = 0; 712 uint32_t latch = 0, omask; 713 uint8_t imask; 714 for (i = 0; i < 64; i++) { 715 omask = 0x80000000; 716 imask = 0x01; 717 cur->image[cnt] &= cur->mask[cnt]; 718 for (j = 0; j < 8; j++) { 719 if (cur->image[cnt] & imask) 720 latch |= omask; 721 omask >>= 1; 722 if (cur->mask[cnt] & imask) 723 latch |= omask; 724 omask >>= 1; 725 imask <<= 1; 726 } 727 cnt++; 728 imask = 0x01; 729 cur->image[cnt] &= cur->mask[cnt]; 730 for (j = 0; j < 8; j++) { 731 if (cur->image[cnt] & imask) 732 latch |= omask; 733 omask >>= 1; 734 if (cur->mask[cnt] & imask) 735 latch |= omask; 736 omask >>= 1; 737 imask <<= 1; 738 } 739 cnt++; 740 crmfb_write_reg(sc, CRMFB_CURSOR_BITMAP + (i << 2), 741 latch); 742 latch = 0; 743 } 744 } 745 return 0; 746 } 747 748 static inline void 749 crmfb_write_reg(struct crmfb_softc *sc, int offset, uint32_t val) 750 { 751 752 bus_space_write_4(sc->sc_iot, sc->sc_ioh, offset, val); 753 wbflush(); 754 } 755 756 static inline uint32_t 757 crmfb_read_reg(struct crmfb_softc *sc, int offset) 758 { 759 760 return bus_space_read_4(sc->sc_iot, sc->sc_ioh, offset); 761 } 762 763 static int 764 crmfb_wait_dma_idle(struct crmfb_softc *sc) 765 { 766 int bail = 100000, idle; 767 768 do { 769 idle = ((bus_space_read_4(sc->sc_iot, sc->sc_ioh, 770 CRMFB_OVR_CONTROL) & 1) == 0) && 771 ((bus_space_read_4(sc->sc_iot, sc->sc_ioh, 772 CRMFB_FRM_CONTROL) & 1) == 0) && 773 ((bus_space_read_4(sc->sc_iot, sc->sc_ioh, 774 CRMFB_DID_CONTROL) & 1) == 0); 775 if (!idle) 776 delay(10); 777 bail--; 778 } while ((!idle) && (bail > 0)); 779 return idle; 780 } 781 782 static int 783 crmfb_setup_video(struct crmfb_softc *sc, int depth) 784 { 785 uint64_t reg; 786 uint32_t d, h, mode, page; 787 int i, bail, tile_width, tlbptr, lptr, j, tx, shift; 788 const char *wantsync; 789 uint16_t v; 790 791 /* disable DMA */ 792 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_OVR_CONTROL); 793 d &= ~(1 << CRMFB_OVR_CONTROL_DMAEN_SHIFT); 794 crmfb_write_reg(sc, CRMFB_OVR_CONTROL, d); 795 DELAY(50000); 796 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_FRM_CONTROL); 797 d &= ~(1 << CRMFB_FRM_CONTROL_DMAEN_SHIFT); 798 crmfb_write_reg(sc, CRMFB_FRM_CONTROL, d); 799 DELAY(50000); 800 crmfb_write_reg(sc, CRMFB_DID_CONTROL, 0); 801 DELAY(50000); 802 803 if (!crmfb_wait_dma_idle(sc)) 804 aprint_error("crmfb: crmfb_wait_dma_idle timed out\n"); 805 806 /* ensure that CRM starts drawing at the top left of the screen 807 * when we re-enable DMA later 808 */ 809 d = (1 << CRMFB_VT_XY_FREEZE_SHIFT); 810 crmfb_write_reg(sc, CRMFB_VT_XY, d); 811 delay(1000); 812 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_DOTCLOCK); 813 d &= ~(1 << CRMFB_DOTCLOCK_CLKRUN_SHIFT); 814 crmfb_write_reg(sc, CRMFB_DOTCLOCK, d); 815 816 /* wait for dotclock to turn off */ 817 bail = 10000; 818 while ((bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_DOTCLOCK) & 819 (1 << CRMFB_DOTCLOCK_CLKRUN_SHIFT)) && (bail > 0)) { 820 delay(10); 821 bail--; 822 } 823 824 /* reset FIFO */ 825 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_FRM_TILESIZE); 826 d |= (1 << CRMFB_FRM_TILESIZE_FIFOR_SHIFT); 827 crmfb_write_reg(sc, CRMFB_FRM_TILESIZE, d); 828 d &= ~(1 << CRMFB_FRM_TILESIZE_FIFOR_SHIFT); 829 crmfb_write_reg(sc, CRMFB_FRM_TILESIZE, d); 830 831 /* setup colour mode */ 832 switch (depth) { 833 case 8: 834 h = CRMFB_MODE_TYP_I8; 835 tile_width = 512; 836 break; 837 case 16: 838 h = CRMFB_MODE_TYP_ARGB5; 839 tile_width = 256; 840 break; 841 case 32: 842 h = CRMFB_MODE_TYP_RGB8; 843 tile_width = 128; 844 break; 845 default: 846 panic("Unsupported depth"); 847 } 848 d = h << CRMFB_MODE_TYP_SHIFT; 849 d |= CRMFB_MODE_BUF_BOTH << CRMFB_MODE_BUF_SHIFT; 850 for (i = 0; i < (32 * 4); i += 4) 851 bus_space_write_4(sc->sc_iot, sc->sc_ioh, CRMFB_MODE + i, d); 852 wbflush(); 853 854 /* setup tile pointer, but don't turn on DMA yet! */ 855 h = DMAADDR(sc->sc_dmai); 856 d = (h >> 9) << CRMFB_FRM_CONTROL_TILEPTR_SHIFT; 857 crmfb_write_reg(sc, CRMFB_FRM_CONTROL, d); 858 859 /* init framebuffer width and pixel size */ 860 /*d = (1 << CRMFB_FRM_TILESIZE_WIDTH_SHIFT);*/ 861 862 d = ((int)(sc->sc_width / tile_width)) << 863 CRMFB_FRM_TILESIZE_WIDTH_SHIFT; 864 if ((sc->sc_width & (tile_width - 1)) != 0) 865 d |= sc->sc_tiles_y; 866 867 switch (depth) { 868 case 8: 869 h = CRMFB_FRM_TILESIZE_DEPTH_8; 870 break; 871 case 16: 872 h = CRMFB_FRM_TILESIZE_DEPTH_16; 873 break; 874 case 32: 875 h = CRMFB_FRM_TILESIZE_DEPTH_32; 876 break; 877 default: 878 panic("Unsupported depth"); 879 } 880 d |= (h << CRMFB_FRM_TILESIZE_DEPTH_SHIFT); 881 crmfb_write_reg(sc, CRMFB_FRM_TILESIZE, d); 882 883 /*h = sc->sc_width * sc->sc_height / (512 / (depth >> 3));*/ 884 h = sc->sc_height; 885 d = h << CRMFB_FRM_PIXSIZE_HEIGHT_SHIFT; 886 crmfb_write_reg(sc, CRMFB_FRM_PIXSIZE, d); 887 888 /* turn off firmware overlay and hardware cursor */ 889 crmfb_write_reg(sc, CRMFB_OVR_WIDTH_TILE, 0); 890 crmfb_write_reg(sc, CRMFB_CURSOR_CONTROL, 0); 891 892 /* enable drawing again */ 893 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_DOTCLOCK); 894 d |= (1 << CRMFB_DOTCLOCK_CLKRUN_SHIFT); 895 crmfb_write_reg(sc, CRMFB_DOTCLOCK, d); 896 crmfb_write_reg(sc, CRMFB_VT_XY, 0); 897 898 /* turn on DMA for the framebuffer */ 899 d = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CRMFB_FRM_CONTROL); 900 d |= (1 << CRMFB_FRM_CONTROL_DMAEN_SHIFT); 901 crmfb_write_reg(sc, CRMFB_FRM_CONTROL, d); 902 903 /* turn off sync-on-green */ 904 905 wantsync = ARCBIOS->GetEnvironmentVariable("SyncOnGreen"); 906 if ( (wantsync != NULL) && (wantsync[0] == 'n') ) { 907 d = ( 1 << CRMFB_VT_FLAGS_SYNC_LOW_LSB) & 908 CRMFB_REG_MASK(CRMFB_VT_FLAGS_SYNC_LOW_MSB, 909 CRMFB_VT_FLAGS_SYNC_LOW_LSB); 910 crmfb_write_reg(sc, CRMFB_VT_FLAGS, d); 911 } 912 913 sc->sc_depth = depth; 914 915 /* finally set up the drawing engine's TLB A */ 916 v = (DMAADDR(sc->sc_dma) >> 16) & 0xffff; 917 tlbptr = 0; 918 tx = ((sc->sc_width + (tile_width - 1)) & ~(tile_width - 1)) / 919 tile_width; 920 921 #ifdef CRMFB_DEBUG 922 printf("tx: %d\n", tx); 923 #endif 924 925 for (i = 0; i < 16; i++) { 926 reg = 0; 927 shift = 64; 928 lptr = 0; 929 for (j = 0; j < tx; j++) { 930 shift -= 16; 931 reg |= (((uint64_t)(v | 0x8000)) << shift); 932 if (shift == 0) { 933 shift = 64; 934 bus_space_write_8(sc->sc_iot, sc->sc_reh, 935 CRIME_RE_TLB_A + tlbptr + lptr, 936 reg); 937 #ifdef CRMFB_DEBUG 938 printf("%04x: %016llx\n", tlbptr + lptr, reg); 939 #endif 940 reg = 0; 941 lptr += 8; 942 } 943 v++; 944 } 945 if (shift != 64) { 946 bus_space_write_8(sc->sc_iot, sc->sc_reh, 947 CRIME_RE_TLB_A + tlbptr + lptr, reg); 948 #ifdef CRMFB_DEBUG 949 printf("%04x: %016llx\n", tlbptr + lptr, reg); 950 #endif 951 } 952 tlbptr += 32; 953 } 954 sc->sc_scratch = (char *)KERNADDR(sc->sc_dma) + (0xf0000 * tx); 955 956 /* now put the last 64kB into the 1st linear TLB */ 957 page = (sc->sc_linear >> 12) | 0x80000000; 958 tlbptr = 0; 959 for (i = 0; i < 8; i++) { 960 reg = ((uint64_t)page << 32) | (page + 1); 961 bus_space_write_8(sc->sc_iot, sc->sc_reh, 962 CRIME_RE_LINEAR_A + tlbptr, reg); 963 page += 2; 964 tlbptr += 8; 965 } 966 wbflush(); 967 968 /* do some very basic engine setup */ 969 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_CLIPMODE, 0); 970 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_WINOFFSET_SRC, 0); 971 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_WINOFFSET_DST, 0); 972 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_PLANEMASK, 973 0xffffffff); 974 975 bus_space_write_8(sc->sc_iot, sc->sc_reh, 0x20, 0); 976 bus_space_write_8(sc->sc_iot, sc->sc_reh, 0x28, 0); 977 bus_space_write_8(sc->sc_iot, sc->sc_reh, 0x30, 0); 978 bus_space_write_8(sc->sc_iot, sc->sc_reh, 0x38, 0); 979 bus_space_write_8(sc->sc_iot, sc->sc_reh, 0x40, 0); 980 981 switch (depth) { 982 case 8: 983 mode = DE_MODE_TLB_A | DE_MODE_BUFDEPTH_8 | 984 DE_MODE_TYPE_CI | DE_MODE_PIXDEPTH_8; 985 break; 986 case 16: 987 mode = DE_MODE_TLB_A | DE_MODE_BUFDEPTH_16 | 988 DE_MODE_TYPE_RGB | DE_MODE_PIXDEPTH_16; 989 break; 990 case 32: 991 mode = DE_MODE_TLB_A | DE_MODE_BUFDEPTH_32 | 992 DE_MODE_TYPE_RGBA | DE_MODE_PIXDEPTH_32; 993 break; 994 default: 995 panic("%s: unsuported colour depth %d\n", __func__, 996 depth); 997 } 998 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_MODE_DST, mode); 999 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_MODE_SRC, mode); 1000 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_XFER_STEP_X, 1); 1001 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_XFER_STEP_Y, 1); 1002 1003 /* initialize memory transfer engine */ 1004 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_MODE, 1005 MTE_MODE_DST_ECC | 1006 (MTE_TLB_A << MTE_DST_TLB_SHIFT) | 1007 (MTE_TLB_A << MTE_SRC_TLB_SHIFT) | 1008 (MTE_DEPTH_8 << MTE_DEPTH_SHIFT) | 1009 MTE_MODE_COPY); 1010 sc->sc_mte_direction = 1; 1011 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_DST_Y_STEP, 1); 1012 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_SRC_Y_STEP, 1); 1013 1014 return 0; 1015 } 1016 1017 static void 1018 crmfb_set_mte_direction(struct crmfb_softc *sc, int dir) 1019 { 1020 if (dir == sc->sc_mte_direction) 1021 return; 1022 1023 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_DST_Y_STEP, dir); 1024 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_SRC_Y_STEP, dir); 1025 sc->sc_mte_direction = dir; 1026 } 1027 1028 static void 1029 crmfb_setup_palette(struct crmfb_softc *sc) 1030 { 1031 int i; 1032 1033 for (i = 0; i < 256; i++) { 1034 crmfb_set_palette(sc, i, rasops_cmap[(i * 3) + 2], 1035 rasops_cmap[(i * 3) + 1], rasops_cmap[(i * 3) + 0]); 1036 sc->sc_cmap_red[i] = rasops_cmap[(i * 3) + 2]; 1037 sc->sc_cmap_green[i] = rasops_cmap[(i * 3) + 1]; 1038 sc->sc_cmap_blue[i] = rasops_cmap[(i * 3) + 0]; 1039 } 1040 } 1041 1042 static inline void 1043 crmfb_wait_idle(struct crmfb_softc *sc) 1044 { 1045 int i = 0; 1046 1047 do { 1048 i++; 1049 } while (((bus_space_read_4(sc->sc_iot, sc->sc_reh, CRIME_DE_STATUS) & 1050 CRIME_DE_IDLE) == 0) && (i < 100000000)); 1051 if (i >= 100000000) 1052 aprint_error("crmfb_wait_idle() timed out\n"); 1053 } 1054 1055 static void 1056 crmfb_fill_rect(struct crmfb_softc *sc, int x, int y, int width, int height, 1057 uint32_t colour) 1058 { 1059 crmfb_wait_idle(sc); 1060 crmfb_set_mte_direction(sc, 1); 1061 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_MODE, 1062 MTE_MODE_DST_ECC | 1063 (MTE_TLB_A << MTE_DST_TLB_SHIFT) | 1064 (MTE_TLB_A << MTE_SRC_TLB_SHIFT) | 1065 (MTE_DEPTH_8 << MTE_DEPTH_SHIFT) | 1066 0); 1067 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_BG, colour); 1068 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_DST0, 1069 (x << 16) | (y & 0xffff)); 1070 bus_space_write_4(sc->sc_iot, sc->sc_reh, 1071 CRIME_MTE_DST1 | CRIME_DE_START, 1072 ((x + width - 1) << 16) | ((y + height - 1) & 0xffff)); 1073 } 1074 1075 static void 1076 crmfb_bitblt(struct crmfb_softc *sc, int xs, int ys, int xd, int yd, 1077 int wi, int he, uint32_t rop) 1078 { 1079 uint32_t prim = DE_PRIM_RECTANGLE; 1080 int rxa, rya, rxe, rye, rxs, rys; 1081 crmfb_wait_idle(sc); 1082 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_DRAWMODE, 1083 DE_DRAWMODE_PLANEMASK | DE_DRAWMODE_BYTEMASK | DE_DRAWMODE_ROP | 1084 DE_DRAWMODE_XFER_EN); 1085 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_ROP, rop); 1086 if (xs < xd) { 1087 prim |= DE_PRIM_RL; 1088 rxe = xd; 1089 rxa = xd + wi - 1; 1090 rxs = xs + wi - 1; 1091 } else { 1092 prim |= DE_PRIM_LR; 1093 rxe = xd + wi - 1; 1094 rxa = xd; 1095 rxs = xs; 1096 } 1097 if (ys < yd) { 1098 prim |= DE_PRIM_BT; 1099 rye = yd; 1100 rya = yd + he - 1; 1101 rys = ys + he - 1; 1102 } else { 1103 prim |= DE_PRIM_TB; 1104 rye = yd + he - 1; 1105 rya = yd; 1106 rys = ys; 1107 } 1108 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_PRIMITIVE, prim); 1109 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_XFER_ADDR_SRC, 1110 (rxs << 16) | (rys & 0xffff)); 1111 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_X_VERTEX_0, 1112 (rxa << 16) | (rya & 0xffff)); 1113 bus_space_write_4(sc->sc_iot, sc->sc_reh, 1114 CRIME_DE_X_VERTEX_1 | CRIME_DE_START, 1115 (rxe << 16) | (rye & 0xffff)); 1116 } 1117 1118 static void 1119 crmfb_scroll(struct crmfb_softc *sc, int xs, int ys, int xd, int yd, 1120 int wi, int he) 1121 { 1122 int rxa, rya, rxe, rye, rxd, ryd, rxde, ryde; 1123 1124 rxa = xs; 1125 rxe = xs + wi - 1; 1126 rxd = xd; 1127 rxde = xd + wi - 1; 1128 1129 crmfb_wait_idle(sc); 1130 1131 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_MODE, 1132 MTE_MODE_DST_ECC | 1133 (MTE_TLB_A << MTE_DST_TLB_SHIFT) | 1134 (MTE_TLB_A << MTE_SRC_TLB_SHIFT) | 1135 (MTE_DEPTH_8 << MTE_DEPTH_SHIFT) | 1136 MTE_MODE_COPY); 1137 1138 if (ys < yd) { 1139 /* bottom to top */ 1140 rye = ys; 1141 rya = ys + he - 1; 1142 ryd = yd + he - 1; 1143 ryde = yd; 1144 crmfb_set_mte_direction(sc, -1); 1145 } else { 1146 /* top to bottom */ 1147 rye = ys + he - 1; 1148 rya = ys; 1149 ryd = yd; 1150 ryde = yd + he - 1; 1151 crmfb_set_mte_direction(sc, 1); 1152 } 1153 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_SRC0, 1154 (rxa << 16) | rya); 1155 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_SRC1, 1156 (rxe << 16) | rye); 1157 bus_space_write_4(sc->sc_iot, sc->sc_reh, 1158 CRIME_MTE_DST0, 1159 (rxd << 16) | ryd); 1160 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_DST1 | 1161 CRIME_DE_START, 1162 (rxde << 16) | ryde); 1163 } 1164 1165 #ifdef CRMFB_DEBUG 1166 void 1167 crmfb_test_mte(struct crmfb_softc *sc) 1168 { 1169 uint64_t addr, reg; 1170 uint32_t addrs[256]; 1171 int i, j, boo; 1172 1173 crmfb_wait_idle(sc); 1174 addr = (uint64_t)(DMAADDR(sc->sc_dma) + sc->sc_fbsize); 1175 addr = addr >> 12; 1176 for (i = 0; i < 64; i += 8) { 1177 #if 1 1178 reg = (addr << 32) | (addr + 1) | 0x8000000080000000LL; 1179 bus_space_write_8(sc->sc_iot, sc->sc_reh, 1180 CRIME_RE_LINEAR_A + i, reg); 1181 printf(" %08x", (uint32_t)(addr & 0xffffffff)); 1182 #endif 1183 addr += 2; 1184 } 1185 printf("\n"); 1186 memset(sc->sc_scratch, 4, 0x10000); 1187 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_MODE_SRC, 1188 DE_MODE_LIN_A | DE_MODE_BUFDEPTH_8 | DE_MODE_TYPE_CI | 1189 DE_MODE_PIXDEPTH_8); 1190 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_XFER_STRD_SRC, 1); 1191 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_DRAWMODE, 1192 DE_DRAWMODE_PLANEMASK | DE_DRAWMODE_BYTEMASK | DE_DRAWMODE_ROP | 1193 DE_DRAWMODE_XFER_EN); 1194 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_ROP, 3); 1195 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_PRIMITIVE, 1196 DE_PRIM_RECTANGLE | DE_PRIM_TB); 1197 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_XFER_ADDR_SRC, 0); 1198 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_X_VERTEX_0, 1199 0x02000000); 1200 bus_space_write_4(sc->sc_iot, sc->sc_reh, 1201 CRIME_DE_X_VERTEX_1 | CRIME_DE_START, 1202 0x04000100); 1203 1204 crmfb_wait_idle(sc); 1205 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_MODE_SRC, 1206 DE_MODE_TLB_A | DE_MODE_BUFDEPTH_8 | DE_MODE_TYPE_CI | 1207 DE_MODE_PIXDEPTH_8); 1208 1209 #if 1 1210 delay(4000000); 1211 1212 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_BG, 0x15151515); 1213 crmfb_wait_idle(sc); 1214 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_MODE, 1215 MTE_MODE_DST_ECC | 1216 (MTE_TLB_LIN_A << MTE_DST_TLB_SHIFT) | 1217 (MTE_TLB_A << MTE_SRC_TLB_SHIFT) | 1218 (MTE_DEPTH_8 << MTE_DEPTH_SHIFT) | 1219 0/*MTE_MODE_COPY*/); 1220 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_DST_STRIDE, 1); 1221 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_SRC_STRIDE, 1); 1222 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_SRC0, 0x00000000); 1223 //bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_SRC1, 0x01000100); 1224 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_DST0, 0x00000000); 1225 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_DST1 | 1226 CRIME_DE_START, 0x00010000); 1227 //status[9] = bus_space_read_4(sc->sc_iot, sc->sc_reh, CRIME_DE_STATUS); 1228 crmfb_wait_idle(sc); 1229 /* now look for 0x05050505 in RAM */ 1230 1231 boo = 0; 1232 for (i = 0xA0000000; i < 0xB0000000; i += 0x1000) 1233 if (*((uint32_t *)i) == 0x15151515) { 1234 /* see if there's more */ 1235 j = 4; 1236 while ((j < 0x100) && (*((uint32_t *)(i + j)) == 1237 0x15151515)) 1238 j += 4; 1239 if (j > 0x20) { 1240 addrs[boo] = i; 1241 boo++; 1242 } 1243 } 1244 printf("..."); 1245 for (i = 0; i < boo; i++) 1246 printf(" %08x", addrs[i]); 1247 printf("\n"); 1248 #endif 1249 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_MODE_SRC, 1250 DE_MODE_LIN_A | DE_MODE_BUFDEPTH_8 | DE_MODE_TYPE_CI | 1251 DE_MODE_PIXDEPTH_8); 1252 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_XFER_STRD_SRC, 1); 1253 crmfb_bitblt(sc, 0, 0, 400, 0, 512, 64, 3); 1254 crmfb_wait_idle(sc); 1255 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_DE_MODE_SRC, 1256 DE_MODE_TLB_A | DE_MODE_BUFDEPTH_8 | DE_MODE_TYPE_CI | 1257 DE_MODE_PIXDEPTH_8); 1258 #if 0 1259 bus_space_write_4(sc->sc_iot, sc->sc_reh, CRIME_MTE_MODE, 1260 MTE_MODE_DST_ECC | 1261 (MTE_TLB_A << MTE_DST_TLB_SHIFT) | 1262 (MTE_TLB_A << MTE_SRC_TLB_SHIFT) | 1263 (MTE_DEPTH_8 << MTE_DEPTH_SHIFT) | 1264 0/*MTE_MODE_COPY*/); 1265 #endif 1266 delay(4000000); 1267 #if 0 1268 for (i = 0; i < 128; i+=8) 1269 printf("%016llx\n", bus_space_read_8(sc->sc_iot, sc->sc_reh, 1270 CRIME_RE_LINEAR_B + i)); 1271 #endif 1272 #if 0 1273 printf("flush: %08x\n", 1274 bus_space_read_4(sc->sc_iot, sc->sc_reh, CRIME_DE_FLUSH)); 1275 #endif 1276 } 1277 #endif /* CRMFB_DEBUG */ 1278 1279 static void 1280 crmfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) 1281 { 1282 struct rasops_info *ri = cookie; 1283 struct vcons_screen *scr = ri->ri_hw; 1284 int32_t xs, xd, y, width, height; 1285 1286 xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol; 1287 xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol; 1288 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1289 width = ri->ri_font->fontwidth * ncols; 1290 height = ri->ri_font->fontheight; 1291 crmfb_bitblt(scr->scr_cookie, xs, y, xd, y, width, height, 3); 1292 } 1293 1294 static void 1295 crmfb_erasecols(void *cookie, int row, int startcol, int ncols, long fillattr) 1296 { 1297 struct rasops_info *ri = cookie; 1298 struct vcons_screen *scr = ri->ri_hw; 1299 int32_t x, y, width, height, bg; 1300 1301 x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol; 1302 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1303 width = ri->ri_font->fontwidth * ncols; 1304 height = ri->ri_font->fontheight; 1305 bg = (uint32_t)ri->ri_devcmap[(fillattr >> 16) & 0xff]; 1306 crmfb_fill_rect(scr->scr_cookie, x, y, width, height, bg); 1307 } 1308 1309 static void 1310 crmfb_copyrows(void *cookie, int srcrow, int dstrow, int nrows) 1311 { 1312 struct rasops_info *ri = cookie; 1313 struct vcons_screen *scr = ri->ri_hw; 1314 int32_t x, ys, yd, width, height; 1315 1316 x = ri->ri_xorigin; 1317 ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow; 1318 yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow; 1319 width = ri->ri_emuwidth; 1320 height = ri->ri_font->fontheight * nrows; 1321 1322 crmfb_scroll(scr->scr_cookie, x, ys, x, yd, width, height); 1323 } 1324 1325 static void 1326 crmfb_eraserows(void *cookie, int row, int nrows, long fillattr) 1327 { 1328 struct rasops_info *ri = cookie; 1329 struct vcons_screen *scr = ri->ri_hw; 1330 int32_t x, y, width, height, bg; 1331 1332 if ((row == 0) && (nrows == ri->ri_rows)) { 1333 x = y = 0; 1334 width = ri->ri_width; 1335 height = ri->ri_height; 1336 } else { 1337 x = ri->ri_xorigin; 1338 y = ri->ri_yorigin + ri->ri_font->fontheight * row; 1339 width = ri->ri_emuwidth; 1340 height = ri->ri_font->fontheight * nrows; 1341 } 1342 bg = (uint32_t)ri->ri_devcmap[(fillattr >> 16) & 0xff]; 1343 crmfb_fill_rect(scr->scr_cookie, x, y, width, height, bg); 1344 } 1345 1346 static void 1347 crmfb_cursor(void *cookie, int on, int row, int col) 1348 { 1349 struct rasops_info *ri = cookie; 1350 struct vcons_screen *scr = ri->ri_hw; 1351 struct crmfb_softc *sc = scr->scr_cookie; 1352 int x, y, wi,he; 1353 1354 wi = ri->ri_font->fontwidth; 1355 he = ri->ri_font->fontheight; 1356 1357 if (ri->ri_flg & RI_CURSOR) { 1358 x = ri->ri_ccol * wi + ri->ri_xorigin; 1359 y = ri->ri_crow * he + ri->ri_yorigin; 1360 crmfb_bitblt(sc, x, y, x, y, wi, he, 12); 1361 ri->ri_flg &= ~RI_CURSOR; 1362 } 1363 1364 ri->ri_crow = row; 1365 ri->ri_ccol = col; 1366 1367 if (on) 1368 { 1369 x = ri->ri_ccol * wi + ri->ri_xorigin; 1370 y = ri->ri_crow * he + ri->ri_yorigin; 1371 crmfb_bitblt(sc, x, y, x, y, wi, he, 12); 1372 ri->ri_flg |= RI_CURSOR; 1373 } 1374 } 1375 1376 static void 1377 crmfb_putchar(void *cookie, int row, int col, u_int c, long attr) 1378 { 1379 struct rasops_info *ri = cookie; 1380 struct vcons_screen *scr = ri->ri_hw; 1381 struct crmfb_softc *sc = scr->scr_cookie; 1382 struct rasops_info *fri = &sc->sc_rasops; 1383 int bg; 1384 int x, y, wi, he, xs; 1385 1386 wi = ri->ri_font->fontwidth; 1387 he = ri->ri_font->fontheight; 1388 1389 x = ri->ri_xorigin + col * wi; 1390 y = ri->ri_yorigin + row * he; 1391 1392 bg = ri->ri_devcmap[(attr >> 16) & 0xff]; 1393 if (c == 0x20) { 1394 crmfb_fill_rect(sc, x, y, wi, he, bg); 1395 } else { 1396 /* 1397 * we rotate over all available character cells in the scratch 1398 * tile. The idea is to have more cells than there's room for 1399 * drawing commands in the engine's pipeline so we don't have 1400 * to wait for the engine until we're done drawing the 1401 * character and ready to blit it into place 1402 */ 1403 fri->ri_ops.putchar(fri, 0, sc->sc_current_cell, c, attr); 1404 xs = sc->sc_current_cell * wi; 1405 sc->sc_current_cell++; 1406 if (sc->sc_current_cell >= sc->sc_cells) 1407 sc->sc_current_cell = 0; 1408 crmfb_bitblt(sc, xs, 2048-128, x, y, wi, he, 3); 1409 } 1410 } 1411