1 /* $NetBSD: bt463.c,v 1.12 2005/12/11 12:21:26 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 /* 41 * Copyright (c) 1995, 1996 Carnegie-Mellon University. 42 * All rights reserved. 43 * 44 * Author: Chris G. Demetriou 45 * 46 * Permission to use, copy, modify and distribute this software and 47 * its documentation is hereby granted, provided that both the copyright 48 * notice and this permission notice appear in all copies of the 49 * software, derivative works or modified versions, and any portions 50 * thereof, and that both notices appear in supporting documentation. 51 * 52 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 53 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 54 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 55 * 56 * Carnegie Mellon requests users of this software to return to 57 * 58 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 59 * School of Computer Science 60 * Carnegie Mellon University 61 * Pittsburgh PA 15213-3890 62 * 63 * any improvements or extensions that they make and grant Carnegie the 64 * rights to redistribute these changes. 65 */ 66 67 /* This code was derived from and originally located in sys/dev/pci/ 68 * NetBSD: tga_bt463.c,v 1.5 2000/03/04 10:27:59 elric Exp 69 */ 70 71 #include <sys/cdefs.h> 72 __KERNEL_RCSID(0, "$NetBSD: bt463.c,v 1.12 2005/12/11 12:21:26 christos Exp $"); 73 74 #include <sys/param.h> 75 #include <sys/systm.h> 76 #include <sys/device.h> 77 #include <sys/buf.h> 78 #include <sys/kernel.h> 79 #include <sys/malloc.h> 80 81 #include <uvm/uvm_extern.h> 82 83 #include <dev/pci/pcivar.h> 84 #include <dev/pci/tgareg.h> 85 #include <dev/pci/tgavar.h> 86 #include <dev/ic/bt463reg.h> 87 #include <dev/ic/bt463var.h> 88 89 #include <dev/wscons/wsconsio.h> 90 91 /* 92 * Functions exported via the RAMDAC configuration table. 93 */ 94 void bt463_init(struct ramdac_cookie *); 95 int bt463_set_cmap(struct ramdac_cookie *, struct wsdisplay_cmap *); 96 int bt463_get_cmap(struct ramdac_cookie *, struct wsdisplay_cmap *); 97 int bt463_set_cursor(struct ramdac_cookie *, struct wsdisplay_cursor *); 98 int bt463_get_cursor(struct ramdac_cookie *, struct wsdisplay_cursor *); 99 int bt463_set_curpos(struct ramdac_cookie *, struct wsdisplay_curpos *); 100 int bt463_get_curpos(struct ramdac_cookie *, struct wsdisplay_curpos *); 101 int bt463_get_curmax(struct ramdac_cookie *, struct wsdisplay_curpos *); 102 int bt463_check_curcmap(struct ramdac_cookie *, 103 struct wsdisplay_cursor *cursorp); 104 void bt463_set_curcmap(struct ramdac_cookie *, 105 struct wsdisplay_cursor *cursorp); 106 int bt463_get_curcmap(struct ramdac_cookie *, 107 struct wsdisplay_cursor *cursorp); 108 109 #ifdef BT463_DEBUG 110 int bt463_store(void *); 111 int bt463_debug(void *); 112 int bt463_readback(void *); 113 void bt463_copyback(void *); 114 #endif 115 116 struct ramdac_funcs bt463_funcsstruct = { 117 "Bt463", 118 bt463_register, 119 bt463_init, 120 bt463_set_cmap, 121 bt463_get_cmap, 122 bt463_set_cursor, 123 bt463_get_cursor, 124 bt463_set_curpos, 125 bt463_get_curpos, 126 bt463_get_curmax, 127 bt463_check_curcmap, 128 bt463_set_curcmap, 129 bt463_get_curcmap, 130 NULL, 131 }; 132 133 /* 134 * Private data. 135 */ 136 struct bt463data { 137 void *cookie; /* This is what is passed 138 * around, and is probably 139 * struct tga_devconfig * 140 */ 141 142 int (*ramdac_sched_update)(void *, void (*)(void *)); 143 void (*ramdac_wr)(void *, u_int, u_int8_t); 144 u_int8_t (*ramdac_rd)(void *, u_int); 145 146 int changed; /* what changed; see below */ 147 char curcmap_r[2]; /* cursor colormap */ 148 char curcmap_g[2]; 149 char curcmap_b[2]; 150 char tmpcurcmap_r[2]; /* tmp cursor colormap */ 151 char tmpcurcmap_g[2]; 152 char tmpcurcmap_b[2]; 153 char cmap_r[BT463_NCMAP_ENTRIES]; /* colormap */ 154 char cmap_g[BT463_NCMAP_ENTRIES]; 155 char cmap_b[BT463_NCMAP_ENTRIES]; 156 int window_type[16]; /* 16 24-bit window type table entries */ 157 }; 158 159 /* When we're doing console initialization, there's no 160 * way to get our cookie back to the video card's softc 161 * before we call sched_update. So we stash it here, 162 * and bt463_update will look for it here first. 163 */ 164 static struct bt463data *console_data; 165 166 167 #define BTWREG(data, addr, val) do { bt463_wraddr((data), (addr)); \ 168 (data)->ramdac_wr((data)->cookie, BT463_REG_IREG_DATA, (val)); } while (0) 169 #define BTWNREG(data, val) (data)->ramdac_wr((data)->cookie, \ 170 BT463_REG_IREG_DATA, (val)) 171 #define BTRREG(data, addr) (bt463_wraddr((data), (addr)), \ 172 (data)->ramdac_rd((data)->cookie, BT463_REG_IREG_DATA)) 173 #define BTRNREG(data) ((data)->ramdac_rd((data)->cookie, BT463_REG_IREG_DATA)) 174 175 #define DATA_CURCMAP_CHANGED 0x01 /* cursor colormap changed */ 176 #define DATA_CMAP_CHANGED 0x02 /* colormap changed */ 177 #define DATA_WTYPE_CHANGED 0x04 /* window type table changed */ 178 #define DATA_ALL_CHANGED 0x07 179 180 /* 181 * Internal functions. 182 */ 183 inline void bt463_wraddr(struct bt463data *, u_int16_t); 184 185 void bt463_update(void *); 186 187 188 /*****************************************************************************/ 189 190 /* 191 * Functions exported via the RAMDAC configuration table. 192 */ 193 194 struct ramdac_funcs * 195 bt463_funcs(void) 196 { 197 return &bt463_funcsstruct; 198 } 199 200 struct ramdac_cookie * 201 bt463_register(v, sched_update, wr, rd) 202 void *v; 203 int (*sched_update)(void *, void (*)(void *)); 204 void (*wr)(void *, u_int, u_int8_t); 205 u_int8_t (*rd)(void *, u_int); 206 { 207 struct bt463data *data; 208 /* 209 * XXX -- comment out of date. rcd. 210 * If we should allocate a new private info struct, do so. 211 * Otherwise, use the one we have (if it's there), or 212 * use the temporary one on the stack. 213 */ 214 data = malloc(sizeof *data, M_DEVBUF, M_WAITOK); 215 /* XXX -- if !data */ 216 data->cookie = v; 217 data->ramdac_sched_update = sched_update; 218 data->ramdac_wr = wr; 219 data->ramdac_rd = rd; 220 return (struct ramdac_cookie *)data; 221 } 222 223 /* 224 * This function exists solely to provide a means to init 225 * the RAMDAC without first registering. It is useful for 226 * initializing the console early on. 227 */ 228 void 229 bt463_cninit(v, sched_update, wr, rd) 230 void *v; 231 int (*sched_update)(void *, void (*)(void *)); 232 void (*wr)(void *, u_int, u_int8_t); 233 u_int8_t (*rd)(void *, u_int); 234 { 235 struct bt463data tmp, *data = &tmp; 236 data->cookie = v; 237 data->ramdac_sched_update = sched_update; 238 data->ramdac_wr = wr; 239 data->ramdac_rd = rd; 240 /* Set up console_data so that when bt463_update is called back, 241 * it can use the right information. 242 */ 243 console_data = data; 244 bt463_init((struct ramdac_cookie *)data); 245 console_data = NULL; 246 } 247 248 void 249 bt463_init(rc) 250 struct ramdac_cookie *rc; 251 { 252 struct bt463data *data = (struct bt463data *)rc; 253 254 int i; 255 256 /* 257 * Init the BT463 for normal operation. 258 */ 259 260 261 /* 262 * Setup: 263 * reg 0: 4:1 multiplexing, 25/75 blink. 264 * reg 1: Overlay mapping: mapped to common palette, 265 * 14 window type entries, 24-plane configuration mode, 266 * 4 overlay planes, underlays disabled, no cursor. 267 * reg 2: sync-on-green enabled, pedestal enabled. 268 */ 269 270 BTWREG(data, BT463_IREG_COMMAND_0, 0x40); 271 BTWREG(data, BT463_IREG_COMMAND_1, 0x48); 272 BTWREG(data, BT463_IREG_COMMAND_2, 0x40); 273 274 /* 275 * Initialize the read mask. 276 */ 277 bt463_wraddr(data, BT463_IREG_READ_MASK_P0_P7); 278 for (i = 0; i < 4; i++) 279 BTWNREG(data, 0xff); 280 281 /* 282 * Initialize the blink mask. 283 */ 284 bt463_wraddr(data, BT463_IREG_BLINK_MASK_P0_P7); 285 for (i = 0; i < 4; i++) 286 BTWNREG(data, 0); 287 288 289 /* 290 * Clear test register 291 */ 292 BTWREG(data, BT463_IREG_TEST, 0); 293 294 /* 295 * Initialize the RAMDAC info struct to hold all of our 296 * data, and fill it in. 297 */ 298 data->changed = DATA_ALL_CHANGED; 299 300 /* initial cursor colormap: 0 is black, 1 is white */ 301 data->curcmap_r[0] = data->curcmap_g[0] = data->curcmap_b[0] = 0; 302 data->curcmap_r[1] = data->curcmap_g[1] = data->curcmap_b[1] = 0xff; 303 304 /* Initial colormap: 0 is black, everything else is white */ 305 data->cmap_r[0] = data->cmap_g[0] = data->cmap_b[0] = 0; 306 for (i = 1; i < 256; i++) 307 data->cmap_r[i] = data->cmap_g[i] = data->cmap_b[i] = 255; 308 309 310 /* Initialize the window type table: 311 * 312 * Entry 0: 24-plane truecolor, overlays enabled, bypassed. 313 * 314 * Lookup table bypass: yes ( 1 << 23 & 0x800000) 800000 315 * Colormap address: 0x000 (0x000 << 17 & 0x7e0000) 0 316 * Overlay mask: 0xf ( 0xf << 13 & 0x01e000) 1e000 317 * Overlay location: P<27:24> ( 0 << 12 & 0x001000) 0 318 * Display mode: Truecolor ( 0 << 9 & 0x000e00) 000 319 * Number of planes: 8 ( 8 << 5 & 0x0001e0) 100 320 * Plane shift: 0 ( 0 << 0 & 0x00001f) 0 321 * -------- 322 * 0x81e100 323 */ 324 data->window_type[0] = 0x81e100; 325 326 /* Entry 1: 8-plane pseudocolor in the bottom 8 bits, 327 * overlays enabled, colormap starting at 0. 328 * 329 * Lookup table bypass: no ( 0 << 23 & 0x800000) 0 330 * Colormap address: 0x000 (0x000 << 17 & 0x7e0000) 0 331 * Overlay mask: 0xf ( 0xf << 13 & 0x01e000) 0x1e000 332 * Overlay location: P<27:24> ( 0 << 12 & 0x001000) 0 333 * Display mode: Pseudocolor ( 1 << 9 & 0x000e00) 0x200 334 * Number of planes: 8 ( 8 << 5 & 0x0001e0) 0x100 335 * Plane shift: 16 ( 0x10 << 0 & 0x00001f) 10 336 * -------- 337 * 0x01e310 338 */ 339 data->window_type[1] = 0x01e310; 340 341 /* The colormap interface to the world only supports one colormap, 342 * so having an entry for the 'alternate' colormap in the bt463 343 * probably isn't useful. 344 */ 345 346 /* Fill the remaining table entries with clones of entry 0 until we 347 * figure out a better use for them. 348 */ 349 350 for (i = 2; i < BT463_NWTYPE_ENTRIES; i++) { 351 data->window_type[i] = 0x81e100; 352 } 353 354 data->ramdac_sched_update(data->cookie, bt463_update); 355 356 } 357 358 int 359 bt463_set_cmap(rc, cmapp) 360 struct ramdac_cookie *rc; 361 struct wsdisplay_cmap *cmapp; 362 { 363 struct bt463data *data = (struct bt463data *)rc; 364 u_int count, index; 365 uint8_t r[BT463_NCMAP_ENTRIES]; 366 uint8_t g[BT463_NCMAP_ENTRIES]; 367 uint8_t b[BT463_NCMAP_ENTRIES]; 368 int s, error; 369 370 if (cmapp->index >= BT463_NCMAP_ENTRIES || 371 cmapp->count > BT463_NCMAP_ENTRIES - cmapp->index) 372 return (EINVAL); 373 374 index = cmapp->index; 375 count = cmapp->count; 376 error = copyin(cmapp->red, &r[index], count); 377 if (error) 378 return error; 379 error = copyin(cmapp->green, &g[index], count); 380 if (error) 381 return error; 382 error = copyin(cmapp->blue, &b[index], count); 383 if (error) 384 return error; 385 s = spltty(); 386 memcpy(&data->cmap_r[index], &r[index], count); 387 memcpy(&data->cmap_g[index], &g[index], count); 388 memcpy(&data->cmap_b[index], &b[index], count); 389 data->changed |= DATA_CMAP_CHANGED; 390 data->ramdac_sched_update(data->cookie, bt463_update); 391 splx(s); 392 return (0); 393 } 394 395 int 396 bt463_get_cmap(rc, cmapp) 397 struct ramdac_cookie *rc; 398 struct wsdisplay_cmap *cmapp; 399 { 400 struct bt463data *data = (struct bt463data *)rc; 401 u_int count, index; 402 int error; 403 404 if (cmapp->index >= BT463_NCMAP_ENTRIES || 405 cmapp->count > BT463_NCMAP_ENTRIES - cmapp->index) 406 return (EINVAL); 407 408 count = cmapp->count; 409 index = cmapp->index; 410 411 error = copyout(&data->cmap_r[index], cmapp->red, count); 412 if (error) 413 return (error); 414 error = copyout(&data->cmap_g[index], cmapp->green, count); 415 if (error) 416 return (error); 417 error = copyout(&data->cmap_b[index], cmapp->blue, count); 418 return (error); 419 } 420 421 int 422 bt463_check_curcmap(rc, cursorp) 423 struct ramdac_cookie *rc; 424 struct wsdisplay_cursor *cursorp; 425 { 426 struct bt463data *data = (struct bt463data *)rc; 427 int count, index, error; 428 429 if (cursorp->cmap.index > 2 || 430 (cursorp->cmap.index + cursorp->cmap.count) > 2) 431 return (EINVAL); 432 count = cursorp->cmap.count; 433 index = cursorp->cmap.index; 434 error = copyin(cursorp->cmap.red, &data->tmpcurcmap_r[index], count); 435 if (error) 436 return error; 437 error = copyin(cursorp->cmap.green, &data->tmpcurcmap_g[index], count); 438 if (error) 439 return error; 440 error = copyin(cursorp->cmap.blue, &data->tmpcurcmap_b[index], count); 441 if (error) 442 return error; 443 return (0); 444 } 445 446 void 447 bt463_set_curcmap(rc, cursorp) 448 struct ramdac_cookie *rc; 449 struct wsdisplay_cursor *cursorp; 450 { 451 struct bt463data *data = (struct bt463data *)rc; 452 int count, index; 453 454 count = cursorp->cmap.count; 455 index = cursorp->cmap.index; 456 memcpy(&data->curcmap_r[index], &data->tmpcurcmap_r[index], count); 457 memcpy(&data->curcmap_g[index], &data->tmpcurcmap_g[index], count); 458 memcpy(&data->curcmap_b[index], &data->tmpcurcmap_b[index], count); 459 data->changed |= DATA_CURCMAP_CHANGED; 460 data->ramdac_sched_update(data->cookie, bt463_update); 461 } 462 463 int 464 bt463_get_curcmap(rc, cursorp) 465 struct ramdac_cookie *rc; 466 struct wsdisplay_cursor *cursorp; 467 { 468 struct bt463data *data = (struct bt463data *)rc; 469 int error; 470 471 cursorp->cmap.index = 0; /* DOCMAP */ 472 cursorp->cmap.count = 2; 473 if (cursorp->cmap.red != NULL) { 474 error = copyout(data->curcmap_r, cursorp->cmap.red, 2); 475 if (error) 476 return (error); 477 } 478 if (cursorp->cmap.green != NULL) { 479 error = copyout(data->curcmap_g, cursorp->cmap.green, 2); 480 if (error) 481 return (error); 482 } 483 if (cursorp->cmap.blue != NULL) { 484 error = copyout(data->curcmap_b, cursorp->cmap.blue, 2); 485 if (error) 486 return (error); 487 } 488 return (0); 489 } 490 491 492 /*****************************************************************************/ 493 494 /* 495 * Internal functions. 496 */ 497 498 #ifdef BT463_DEBUG 499 int bt463_store(void *v) 500 { 501 struct bt463data *data = (struct bt463data *)v; 502 503 data->changed = DATA_ALL_CHANGED; 504 data->ramdac_sched_update(data->cookie, bt463_update); 505 printf("Scheduled bt463 store\n"); 506 507 return 0; 508 } 509 510 511 int bt463_readback(void *v) 512 { 513 struct bt463data *data = (struct bt463data *)v; 514 515 data->ramdac_sched_update(data->cookie, bt463_copyback); 516 printf("Scheduled bt463 copyback\n"); 517 return 0; 518 } 519 520 int 521 bt463_debug(v) 522 void *v; 523 { 524 struct bt463data *data = (struct bt463data *)v; 525 int i; 526 u_int8_t val; 527 528 printf("BT463 main regs:\n"); 529 for (i = 0x200; i < 0x20F; i ++) { 530 val = BTRREG(data, i); 531 printf(" $%04x %02x\n", i, val); 532 } 533 534 printf("BT463 revision register:\n"); 535 val = BTRREG(data, 0x220); 536 printf(" $%04x %02x\n", 0x220, val); 537 538 printf("BT463 window type table (from softc):\n"); 539 540 for (i = 0; i < BT463_NWTYPE_ENTRIES; i++) { 541 printf("%02x %06x\n", i, data->window_type[i]); 542 } 543 544 return 0; 545 } 546 547 void 548 bt463_copyback(p) 549 void *p; 550 { 551 struct bt463data *data = (struct bt463data *)p; 552 int i; 553 554 for (i = 0; i < BT463_NWTYPE_ENTRIES; i++) { 555 bt463_wraddr(data, BT463_IREG_WINDOW_TYPE_TABLE + i); 556 data->window_type[i] = (BTRNREG(data) & 0xff); /* B0-7 */ 557 data->window_type[i] |= (BTRNREG(data) & 0xff) << 8; /* B8-15 */ 558 data->window_type[i] |= (BTRNREG(data) & 0xff) << 16; /* B16-23 */ 559 } 560 } 561 #endif 562 563 inline void 564 bt463_wraddr(data, ireg) 565 struct bt463data *data; 566 u_int16_t ireg; 567 { 568 data->ramdac_wr(data->cookie, BT463_REG_ADDR_LOW, ireg & 0xff); 569 data->ramdac_wr(data->cookie, BT463_REG_ADDR_HIGH, (ireg >> 8) & 0xff); 570 } 571 572 void 573 bt463_update(p) 574 void *p; 575 { 576 struct bt463data *data = (struct bt463data *)p; 577 int i, v; 578 579 if (console_data != NULL) { 580 /* The cookie passed in from sched_update is incorrect. Use the 581 * right one. 582 */ 583 data = console_data; 584 } 585 586 v = data->changed; 587 588 /* The Bt463 won't accept window type data except during a blanking 589 * interval, so we do this early in the interrupt. 590 * Blanking the screen might also be a good idea, but it can cause 591 * unpleasant flashing and is hard to do from this side of the 592 * ramdac interface. 593 */ 594 if (v & DATA_WTYPE_CHANGED) { 595 /* spit out the window type data */ 596 for (i = 0; i < BT463_NWTYPE_ENTRIES; i++) { 597 bt463_wraddr(data, BT463_IREG_WINDOW_TYPE_TABLE + i); 598 BTWNREG(data, (data->window_type[i]) & 0xff); /* B0-7 */ 599 BTWNREG(data, (data->window_type[i] >> 8) & 0xff); /* B8-15 */ 600 BTWNREG(data, (data->window_type[i] >> 16) & 0xff); /* B16-23 */ 601 } 602 } 603 604 if (v & DATA_CURCMAP_CHANGED) { 605 bt463_wraddr(data, BT463_IREG_CURSOR_COLOR_0); 606 /* spit out the cursor data */ 607 for (i = 0; i < 2; i++) { 608 BTWNREG(data, data->curcmap_r[i]); 609 BTWNREG(data, data->curcmap_g[i]); 610 BTWNREG(data, data->curcmap_b[i]); 611 } 612 } 613 614 if (v & DATA_CMAP_CHANGED) { 615 bt463_wraddr(data, BT463_IREG_CPALETTE_RAM); 616 /* spit out the colormap data */ 617 for (i = 0; i < BT463_NCMAP_ENTRIES; i++) { 618 data->ramdac_wr(data->cookie, BT463_REG_CMAP_DATA, 619 data->cmap_r[i]); 620 data->ramdac_wr(data->cookie, BT463_REG_CMAP_DATA, 621 data->cmap_g[i]); 622 data->ramdac_wr(data->cookie, BT463_REG_CMAP_DATA, 623 data->cmap_b[i]); 624 } 625 } 626 627 data->changed = 0; 628 } 629 630 int bt463_set_cursor (rc, cur) 631 struct ramdac_cookie *rc; 632 struct wsdisplay_cursor *cur; 633 { 634 struct bt463data *data = (struct bt463data *)rc; 635 return tga_builtin_set_cursor(data->cookie, cur); 636 } 637 638 int bt463_get_cursor (rc, cur) 639 struct ramdac_cookie *rc; 640 struct wsdisplay_cursor *cur; 641 { 642 struct bt463data *data = (struct bt463data *)rc; 643 return tga_builtin_get_cursor(data->cookie, cur); 644 } 645 646 int bt463_set_curpos (rc, cur) 647 struct ramdac_cookie *rc; 648 struct wsdisplay_curpos *cur; 649 { 650 struct bt463data *data = (struct bt463data *)rc; 651 return tga_builtin_set_curpos(data->cookie, cur); 652 } 653 654 int bt463_get_curpos (rc, cur) 655 struct ramdac_cookie *rc; 656 struct wsdisplay_curpos *cur; 657 { 658 struct bt463data *data = (struct bt463data *)rc; 659 return tga_builtin_get_curpos(data->cookie, cur); 660 } 661 662 int bt463_get_curmax (rc, cur) 663 struct ramdac_cookie *rc; 664 struct wsdisplay_curpos *cur; 665 { 666 struct bt463data *data = (struct bt463data *)rc; 667 return tga_builtin_get_curmax(data->cookie, cur); 668 } 669