grf_nubus.c revision 1.54
1 /* $NetBSD: grf_nubus.c,v 1.54 1999/06/10 03:24:38 briggs Exp $ */ 2 3 /* 4 * Copyright (c) 1995 Allen Briggs. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Allen Briggs. 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 /* 32 * Device-specific routines for handling Nubus-based video cards. 33 */ 34 35 #include "opt_grf.h" 36 37 #include <sys/param.h> 38 39 #include <sys/device.h> 40 #include <sys/ioctl.h> 41 #include <sys/file.h> 42 #include <sys/malloc.h> 43 #include <sys/mman.h> 44 #include <sys/proc.h> 45 #include <sys/systm.h> 46 47 #include <machine/bus.h> 48 #include <machine/cpu.h> 49 #include <machine/grfioctl.h> 50 #include <machine/viareg.h> 51 52 #include <mac68k/nubus/nubus.h> 53 #include <mac68k/dev/grfvar.h> 54 55 static void load_image_data __P((caddr_t data, struct image_data *image)); 56 57 static void grfmv_intr_generic_write1 __P((void *vsc)); 58 static void grfmv_intr_generic_write4 __P((void *vsc)); 59 static void grfmv_intr_generic_or4 __P((void *vsc)); 60 61 static void grfmv_intr_cb264 __P((void *vsc)); 62 static void grfmv_intr_cb364 __P((void *vsc)); 63 static void grfmv_intr_cmax __P((void *vsc)); 64 static void grfmv_intr_cti __P((void *vsc)); 65 static void grfmv_intr_radius __P((void *vsc)); 66 static void grfmv_intr_radius24 __P((void *vsc)); 67 static void grfmv_intr_supermacgfx __P((void *vsc)); 68 static void grfmv_intr_lapis __P((void *vsc)); 69 static void grfmv_intr_formac __P((void *vsc)); 70 static void grfmv_intr_vimage __P((void *vsc)); 71 static void grfmv_intr_gvimage __P((void *vsc)); 72 73 static int grfmv_mode __P((struct grf_softc *gp, int cmd, void *arg)); 74 static int grfmv_match __P((struct device *, struct cfdata *, void *)); 75 static void grfmv_attach __P((struct device *, struct device *, void *)); 76 77 struct cfattach macvid_ca = { 78 sizeof(struct grfbus_softc), grfmv_match, grfmv_attach 79 }; 80 81 static void 82 load_image_data(data, image) 83 caddr_t data; 84 struct image_data *image; 85 { 86 bcopy(data , &image->size, 4); 87 bcopy(data + 4, &image->offset, 4); 88 bcopy(data + 8, &image->rowbytes, 2); 89 bcopy(data + 10, &image->top, 2); 90 bcopy(data + 12, &image->left, 2); 91 bcopy(data + 14, &image->bottom, 2); 92 bcopy(data + 16, &image->right, 2); 93 bcopy(data + 18, &image->version, 2); 94 bcopy(data + 20, &image->packType, 2); 95 bcopy(data + 22, &image->packSize, 4); 96 bcopy(data + 26, &image->hRes, 4); 97 bcopy(data + 30, &image->vRes, 4); 98 bcopy(data + 34, &image->pixelType, 2); 99 bcopy(data + 36, &image->pixelSize, 2); 100 bcopy(data + 38, &image->cmpCount, 2); 101 bcopy(data + 40, &image->cmpSize, 2); 102 bcopy(data + 42, &image->planeBytes, 4); 103 } 104 105 106 static int 107 grfmv_match(parent, cf, aux) 108 struct device *parent; 109 struct cfdata *cf; 110 void *aux; 111 { 112 struct nubus_attach_args *na = (struct nubus_attach_args *)aux; 113 114 if (na->category != NUBUS_CATEGORY_DISPLAY) 115 return 0; 116 117 if (na->type != NUBUS_TYPE_VIDEO) 118 return 0; 119 120 if (na->drsw != NUBUS_DRSW_APPLE) 121 return 0; 122 123 /* 124 * If we've gotten this far, then we're dealing with a real-live 125 * Apple QuickDraw-compatible display card resource. Now, how to 126 * determine that this is an active resource??? Dunno. But we'll 127 * proceed like it is. 128 */ 129 130 return 1; 131 } 132 133 static void 134 grfmv_attach(parent, self, aux) 135 struct device *parent, *self; 136 void *aux; 137 { 138 struct grfbus_softc *sc = (struct grfbus_softc *)self; 139 struct nubus_attach_args *na = (struct nubus_attach_args *)aux; 140 struct image_data image_store, image; 141 struct grfmode *gm; 142 char cardname[CARD_NAME_LEN]; 143 nubus_dirent dirent; 144 nubus_dir dir, mode_dir; 145 int mode; 146 147 bcopy(na->fmt, &sc->sc_slot, sizeof(nubus_slot)); 148 149 sc->sc_tag = na->na_tag; 150 sc->card_id = na->drhw; 151 sc->sc_basepa = (bus_addr_t)NUBUS_SLOT2PA(na->slot); 152 sc->sc_fbofs = 0; 153 154 if (bus_space_map(sc->sc_tag, sc->sc_basepa, NBMEMSIZE, 155 0, &sc->sc_handle)) { 156 printf(": grfmv_attach: failed to map slot %d\n", na->slot); 157 return; 158 } 159 160 nubus_get_main_dir(&sc->sc_slot, &dir); 161 162 if (nubus_find_rsrc(sc->sc_tag, sc->sc_handle, 163 &sc->sc_slot, &dir, na->rsrcid, &dirent) <= 0) { 164 bad: 165 bus_space_unmap(sc->sc_tag, sc->sc_handle, NBMEMSIZE); 166 return; 167 } 168 169 nubus_get_dir_from_rsrc(&sc->sc_slot, &dirent, &sc->board_dir); 170 171 if (nubus_find_rsrc(sc->sc_tag, sc->sc_handle, 172 &sc->sc_slot, &sc->board_dir, NUBUS_RSRC_TYPE, &dirent) <= 0) 173 if ((na->rsrcid != 128) || 174 (nubus_find_rsrc(sc->sc_tag, sc->sc_handle, 175 &sc->sc_slot, &dir, 129, &dirent) <= 0)) 176 goto bad; 177 178 mode = NUBUS_RSRC_FIRSTMODE; 179 if (nubus_find_rsrc(sc->sc_tag, sc->sc_handle, 180 &sc->sc_slot, &sc->board_dir, mode, &dirent) <= 0) { 181 printf(": probe failed to get board rsrc.\n"); 182 goto bad; 183 } 184 185 nubus_get_dir_from_rsrc(&sc->sc_slot, &dirent, &mode_dir); 186 187 if (nubus_find_rsrc(sc->sc_tag, sc->sc_handle, 188 &sc->sc_slot, &mode_dir, VID_PARAMS, &dirent) <= 0) { 189 printf(": probe failed to get mode dir.\n"); 190 goto bad; 191 } 192 193 if (nubus_get_ind_data(sc->sc_tag, sc->sc_handle, &sc->sc_slot, 194 &dirent, (caddr_t)&image_store, sizeof(struct image_data)) <= 0) { 195 printf(": probe failed to get indirect mode data.\n"); 196 goto bad; 197 } 198 199 /* Need to load display info (and driver?), etc... (?) */ 200 201 load_image_data((caddr_t)&image_store, &image); 202 203 gm = &sc->curr_mode; 204 gm->mode_id = mode; 205 gm->ptype = image.pixelType; 206 gm->psize = image.pixelSize; 207 gm->width = image.right - image.left; 208 gm->height = image.bottom - image.top; 209 gm->rowbytes = image.rowbytes; 210 gm->hres = image.hRes; 211 gm->vres = image.vRes; 212 gm->fbsize = gm->height * gm->rowbytes; 213 gm->fbbase = (caddr_t)sc->sc_handle; /* XXX evil hack */ 214 gm->fboff = image.offset; 215 216 strncpy(cardname, nubus_get_card_name(sc->sc_tag, sc->sc_handle, 217 &sc->sc_slot), CARD_NAME_LEN); 218 cardname[CARD_NAME_LEN-1] = '\0'; 219 printf(": %s\n", cardname); 220 221 if (sc->card_id == NUBUS_DRHW_TFB) { 222 /* 223 * This is the Toby card, but apparently some manufacturers 224 * (like Cornerstone) didn't bother to get/use their own 225 * value here, even though the cards are different, so we 226 * so we try to differentiate here. 227 */ 228 if (strncmp(cardname, "Samsung 768", 11) == 0) 229 sc->card_id = NUBUS_DRHW_SAM768; 230 else if (strncmp(cardname, "Toby frame", 10) != 0) 231 printf("%s: This display card pretends to be a TFB!\n", 232 sc->sc_dev.dv_xname); 233 } 234 235 switch (sc->card_id) { 236 case NUBUS_DRHW_TFB: 237 case NUBUS_DRHW_M2HRVC: 238 case NUBUS_DRHW_PVC: 239 sc->cli_offset = 0xa0000; 240 sc->cli_value = 0; 241 add_nubus_intr(na->slot, grfmv_intr_generic_write1, sc); 242 break; 243 case NUBUS_DRHW_WVC: 244 sc->cli_offset = 0xa00000; 245 sc->cli_value = 0; 246 add_nubus_intr(na->slot, grfmv_intr_generic_write1, sc); 247 break; 248 case NUBUS_DRHW_COLORMAX: 249 add_nubus_intr(na->slot, grfmv_intr_cmax, sc); 250 break; 251 case NUBUS_DRHW_SE30: 252 /* Do nothing--SE/30 interrupts are disabled */ 253 break; 254 case NUBUS_DRHW_MDC: 255 sc->cli_offset = 0x200148; 256 sc->cli_value = 1; 257 add_nubus_intr(na->slot, grfmv_intr_generic_write4, sc); 258 259 /* Enable interrupts; to disable, write 0x7 to this location */ 260 bus_space_write_4(sc->sc_tag, sc->sc_handle, 0x20013C, 5); 261 break; 262 case NUBUS_DRHW_CB264: 263 add_nubus_intr(na->slot, grfmv_intr_cb264, sc); 264 break; 265 case NUBUS_DRHW_CB364: 266 add_nubus_intr(na->slot, grfmv_intr_cb364, sc); 267 break; 268 case NUBUS_DRHW_RPC8: 269 sc->cli_offset = 0xfdff8f; 270 sc->cli_value = 0xff; 271 add_nubus_intr(na->slot, grfmv_intr_generic_write1, sc); 272 break; 273 case NUBUS_DRHW_RPC8XJ: 274 sc->cli_value = 0x66; 275 add_nubus_intr(na->slot, grfmv_intr_radius, sc); 276 break; 277 case NUBUS_DRHW_RPC24X: 278 sc->cli_value = 0x64; 279 add_nubus_intr(na->slot, grfmv_intr_radius, sc); 280 break; 281 case NUBUS_DRHW_RPC24XP: 282 add_nubus_intr(na->slot, grfmv_intr_radius24, sc); 283 break; 284 case NUBUS_DRHW_FIILX: 285 case NUBUS_DRHW_FIISXDSP: 286 case NUBUS_DRHW_FUTURASX: 287 sc->cli_offset = 0xf05000; 288 sc->cli_value = 0x80; 289 add_nubus_intr(na->slot, grfmv_intr_generic_write1, sc); 290 break; 291 case NUBUS_DRHW_SAM768: 292 add_nubus_intr(na->slot, grfmv_intr_cti, sc); 293 break; 294 case NUBUS_DRHW_SUPRGFX: 295 add_nubus_intr(na->slot, grfmv_intr_supermacgfx, sc); 296 break; 297 case NUBUS_DRHW_SPECTRM8: 298 sc->cli_offset = 0x0de178; 299 sc->cli_value = 0x80; 300 add_nubus_intr(na->slot, grfmv_intr_generic_or4, sc); 301 break; 302 case NUBUS_DRHW_LAPIS: 303 add_nubus_intr(na->slot, grfmv_intr_lapis, sc); 304 break; 305 case NUBUS_DRHW_FORMAC: 306 add_nubus_intr(na->slot, grfmv_intr_formac, sc); 307 break; 308 case NUBUS_DRHW_ROPS24LXI: 309 case NUBUS_DRHW_ROPS24XLTV: 310 sc->cli_offset = 0xfb0010; 311 sc->cli_value = 0x00; 312 add_nubus_intr(na->slot, grfmv_intr_generic_write4, sc); 313 break; 314 case NUBUS_DRHW_VIMAGE: 315 add_nubus_intr(na->slot, grfmv_intr_vimage, sc); 316 break; 317 case NUBUS_DRHW_GVIMAGE: 318 add_nubus_intr(na->slot, grfmv_intr_gvimage, sc); 319 break; 320 case NUBUS_DRHW_MC2124NB: 321 sc->cli_offset = 0xfd1000; 322 sc->cli_value = 0x00; 323 add_nubus_intr(na->slot, grfmv_intr_generic_write4, sc); 324 break; 325 case NUBUS_DRHW_MICRON: 326 sc->cli_offset = 0xa00014; 327 sc->cli_value = 0; 328 add_nubus_intr(na->slot, grfmv_intr_generic_write4, sc); 329 break; 330 default: 331 printf("%s: Unknown video card ID 0x%x --", 332 sc->sc_dev.dv_xname, sc->card_id); 333 printf(" Not installing interrupt routine.\n"); 334 break; 335 } 336 337 /* Perform common video attachment. */ 338 grf_establish(sc, &sc->sc_slot, grfmv_mode); 339 } 340 341 static int 342 grfmv_mode(gp, cmd, arg) 343 struct grf_softc *gp; 344 int cmd; 345 void *arg; 346 { 347 switch (cmd) { 348 case GM_GRFON: 349 case GM_GRFOFF: 350 return 0; 351 case GM_CURRMODE: 352 break; 353 case GM_NEWMODE: 354 break; 355 case GM_LISTMODES: 356 break; 357 } 358 return EINVAL; 359 } 360 361 /* Interrupt handlers... */ 362 /* 363 * Generic routine to clear interrupts for cards where it simply takes 364 * a MOV.B to clear the interrupt. The offset and value of this byte 365 * varies between cards. 366 */ 367 /*ARGSUSED*/ 368 static void 369 grfmv_intr_generic_write1(vsc) 370 void *vsc; 371 { 372 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 373 374 bus_space_write_1(sc->sc_tag, sc->sc_handle, 375 sc->cli_offset, (u_int8_t)sc->cli_value); 376 } 377 378 /* 379 * Generic routine to clear interrupts for cards where it simply takes 380 * a MOV.L to clear the interrupt. The offset and value of this byte 381 * varies between cards. 382 */ 383 /*ARGSUSED*/ 384 static void 385 grfmv_intr_generic_write4(vsc) 386 void *vsc; 387 { 388 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 389 390 bus_space_write_4(sc->sc_tag, sc->sc_handle, 391 sc->cli_offset, sc->cli_value); 392 } 393 394 /* 395 * Generic routine to clear interrupts for cards where it simply takes 396 * an OR.L to clear the interrupt. The offset and value of this byte 397 * varies between cards. 398 */ 399 /*ARGSUSED*/ 400 static void 401 grfmv_intr_generic_or4(vsc) 402 void *vsc; 403 { 404 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 405 unsigned long scratch; 406 407 scratch = bus_space_read_4(sc->sc_tag, sc->sc_handle, sc->cli_offset); 408 scratch |= 0x80; 409 bus_space_write_4(sc->sc_tag, sc->sc_handle, sc->cli_offset, scratch); 410 } 411 412 /* 413 * Routine to clear interrupts for the Radius PrecisionColor 8xj card. 414 */ 415 /*ARGSUSED*/ 416 static void 417 grfmv_intr_radius(vsc) 418 void *vsc; 419 { 420 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 421 u_int8_t c; 422 423 c = sc->cli_value; 424 425 c |= 0x80; 426 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0xd00403, c); 427 c &= 0x7f; 428 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0xd00403, c); 429 } 430 431 /* 432 * Routine to clear interrupts for the Radius PrecisionColor 24Xp card. 433 * Is this what the 8xj routine is doing, too? 434 */ 435 /*ARGSUSED*/ 436 static void 437 grfmv_intr_radius24(vsc) 438 void *vsc; 439 { 440 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 441 u_int8_t c; 442 443 c = 0x80 | bus_space_read_1(sc->sc_tag, sc->sc_handle, 0xfffd8); 444 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0xd00403, c); 445 c &= 0x7f; 446 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0xd00403, c); 447 } 448 449 /* 450 * Routine to clear interrupts on Samsung 768x1006 video controller. 451 * This controller was manufactured by Cornerstone Technology, Inc., 452 * now known as Cornerstone Imaging. 453 * 454 * To clear this interrupt, we apparently have to set, then clear, 455 * bit 2 at byte offset 0x80000 from the card's base. 456 * Information for this provided by Brad Salai <bsalai (at) servtech.com> 457 */ 458 /*ARGSUSED*/ 459 static void 460 grfmv_intr_cti(vsc) 461 void *vsc; 462 { 463 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 464 u_int8_t c; 465 466 c = bus_space_read_1(sc->sc_tag, sc->sc_handle, 0x80000); 467 c |= 0x02; 468 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0x80000, c); 469 c &= 0xfd; 470 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0x80000, c); 471 } 472 473 /*ARGSUSED*/ 474 static void 475 grfmv_intr_cb264(vsc) 476 void *vsc; 477 { 478 struct grfbus_softc *sc; 479 volatile char *slotbase; 480 481 sc = (struct grfbus_softc *)vsc; 482 slotbase = (volatile char *)sc->sc_handle; /* XXX evil hack */ 483 asm volatile(" movl %0,a0 484 movl a0@(0xff6028),d0 485 andl #0x2,d0 486 beq _mv_intr0 487 movql #0x3,d0 488 _mv_intr0: 489 movl a0@(0xff600c),d1 490 andl #0x3,d1 491 cmpl d1,d0 492 beq _mv_intr_fin 493 movl d0,a0@(0xff600c) 494 nop 495 tstb d0 496 beq _mv_intr1 497 movl #0x0002,a0@(0xff6040) 498 movl #0x0102,a0@(0xff6044) 499 movl #0x0105,a0@(0xff6048) 500 movl #0x000e,a0@(0xff604c) 501 movl #0x001c,a0@(0xff6050) 502 movl #0x00bc,a0@(0xff6054) 503 movl #0x00c3,a0@(0xff6058) 504 movl #0x0061,a0@(0xff605c) 505 movl #0x0012,a0@(0xff6060) 506 bra _mv_intr_fin 507 _mv_intr1: 508 movl #0x0002,a0@(0xff6040) 509 movl #0x0209,a0@(0xff6044) 510 movl #0x020c,a0@(0xff6048) 511 movl #0x000f,a0@(0xff604c) 512 movl #0x0027,a0@(0xff6050) 513 movl #0x00c7,a0@(0xff6054) 514 movl #0x00d7,a0@(0xff6058) 515 movl #0x006b,a0@(0xff605c) 516 movl #0x0029,a0@(0xff6060) 517 _mv_intr_fin: 518 movl #0x1,a0@(0xff6014)" 519 : : "g" (slotbase) : "a0","d0","d1"); 520 } 521 522 /* 523 * Support for the Colorboard 364 might be more complex than it needs to 524 * be. If we can find more information about this card, this might be 525 * significantly simplified. Contributions welcome... :-) 526 */ 527 /*ARGSUSED*/ 528 static void 529 grfmv_intr_cb364(vsc) 530 void *vsc; 531 { 532 struct grfbus_softc *sc; 533 volatile char *slotbase; 534 535 sc = (struct grfbus_softc *)vsc; 536 slotbase = (volatile char *)sc->sc_handle; /* XXX evil hack */ 537 asm volatile(" movl %0,a0 538 movl a0@(0xfe6028),d0 539 andl #0x2,d0 540 beq _cb364_intr4 541 movql #0x3,d0 542 movl a0@(0xfe6018),d1 543 movl #0x3,a0@(0xfe6018) 544 movw a0@(0xfe7010),d2 545 movl d1,a0@(0xfe6018) 546 movl a0@(0xfe6020),d1 547 btst #0x06,d2 548 beq _cb364_intr0 549 btst #0x00,d1 550 beq _cb364_intr5 551 bsr _cb364_intr1 552 bra _cb364_intr_out 553 _cb364_intr0: 554 btst #0x00,d1 555 bne _cb364_intr5 556 bsr _cb364_intr1 557 bra _cb364_intr_out 558 _cb364_intr1: 559 movl d0,a0@(0xfe600c) 560 nop 561 tstb d0 562 beq _cb364_intr3 563 movl #0x0002,a0@(0xfe6040) 564 movl #0x0105,a0@(0xfe6048) 565 movl #0x000e,a0@(0xfe604c) 566 movl #0x00c3,a0@(0xfe6058) 567 movl #0x0061,a0@(0xfe605c) 568 btst #0x06,d2 569 beq _cb364_intr2 570 movl #0x001c,a0@(0xfe6050) 571 movl #0x00bc,a0@(0xfe6054) 572 movl #0x0012,a0@(0xfe6060) 573 movl #0x000e,a0@(0xfe6044) 574 movl #0x00c3,a0@(0xfe6064) 575 movl #0x0061,a0@(0xfe6020) 576 rts 577 _cb364_intr2: 578 movl #0x0016,a0@(0xfe6050) 579 movl #0x00b6,a0@(0xfe6054) 580 movl #0x0011,a0@(0xfe6060) 581 movl #0x0101,a0@(0xfe6044) 582 movl #0x00bf,a0@(0xfe6064) 583 movl #0x0001,a0@(0xfe6020) 584 rts 585 _cb364_intr3: 586 movl #0x0002,a0@(0xfe6040) 587 movl #0x0209,a0@(0xfe6044) 588 movl #0x020c,a0@(0xfe6048) 589 movl #0x000f,a0@(0xfe604c) 590 movl #0x0027,a0@(0xfe6050) 591 movl #0x00c7,a0@(0xfe6054) 592 movl #0x00d7,a0@(0xfe6058) 593 movl #0x006b,a0@(0xfe605c) 594 movl #0x0029,a0@(0xfe6060) 595 oril #0x0040,a0@(0xfe6064) 596 movl #0x0000,a0@(0xfe6020) 597 rts 598 _cb364_intr4: 599 movq #0x00,d0 600 _cb364_intr5: 601 movl a0@(0xfe600c),d1 602 andl #0x3,d1 603 cmpl d1,d0 604 beq _cb364_intr_out 605 bsr _cb364_intr1 606 _cb364_intr_out: 607 movl #0x1,a0@(0xfe6014) 608 _cb364_intr_quit: 609 " : : "g" (slotbase) : "a0","d0","d1","d2"); 610 } 611 612 /* 613 * Interrupt clearing routine for SuperMac GFX card. 614 */ 615 /*ARGSUSED*/ 616 static void 617 grfmv_intr_supermacgfx(vsc) 618 void *vsc; 619 { 620 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 621 u_int8_t dummy; 622 623 dummy = bus_space_read_1(sc->sc_tag, sc->sc_handle, 0xE70D3); 624 } 625 626 /* 627 * Routine to clear interrupts for the Sigma Designs ColorMax card. 628 */ 629 /*ARGSUSED*/ 630 static void 631 grfmv_intr_cmax(vsc) 632 void *vsc; 633 { 634 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 635 u_int32_t dummy; 636 637 dummy = bus_space_read_4(sc->sc_tag, sc->sc_handle, 0xf501c); 638 dummy = bus_space_read_4(sc->sc_tag, sc->sc_handle, 0xf5018); 639 } 640 641 /* 642 * Routine to clear interrupts for the Lapis ProColorServer 8 PDS card 643 * (for the SE/30). 644 */ 645 /*ARGSUSED*/ 646 static void 647 grfmv_intr_lapis(vsc) 648 void *vsc; 649 { 650 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 651 652 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0xff7000, 0x08); 653 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0xff7000, 0x0C); 654 } 655 656 /* 657 * Routine to clear interrupts for the Formac Color Card II 658 */ 659 /*ARGSUSED*/ 660 static void 661 grfmv_intr_formac(vsc) 662 void *vsc; 663 { 664 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 665 u_int8_t dummy; 666 667 dummy = bus_space_read_1(sc->sc_tag, sc->sc_handle, 0xde80db); 668 dummy = bus_space_read_1(sc->sc_tag, sc->sc_handle, 0xde80d3); 669 } 670 671 /* 672 * Routine to clear interrupts for the Vimage by Interware Co., Ltd. 673 */ 674 /*ARGSUSED*/ 675 static void 676 grfmv_intr_vimage(vsc) 677 void *vsc; 678 { 679 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 680 681 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0x800000, 0x67); 682 bus_space_write_1(sc->sc_tag, sc->sc_handle, 0x800000, 0xE7); 683 } 684 685 /* 686 * Routine to clear interrupts for the Grand Vimage by Interware Co., Ltd. 687 */ 688 /*ARGSUSED*/ 689 static void 690 grfmv_intr_gvimage(vsc) 691 void *vsc; 692 { 693 struct grfbus_softc *sc = (struct grfbus_softc *)vsc; 694 u_int8_t dummy; 695 696 dummy = bus_space_read_1(sc->sc_tag, sc->sc_handle, 0xf00000); 697 } 698
Indexes created Tue Sep 30 20:09:53 GMT 2025