1 /* $NetBSD: ite.c,v 1.33 2001/05/02 10:32:15 scw Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1990 The Regents of the University of California. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * from: Utah Hdr: ite.c 1.1 90/07/09 41 * from: @(#)ite.c 7.6 (Berkeley) 5/16/91 42 */ 43 44 /* 45 * ite - bitmapped terminal. 46 * Supports VT200, a few terminal features will be unavailable until 47 * the system actually probes the device (i.e. not after consinit()) 48 */ 49 50 #include "opt_ddb.h" 51 52 #include <sys/param.h> 53 #include <sys/kernel.h> 54 #include <sys/conf.h> 55 #include <sys/device.h> 56 #include <sys/malloc.h> 57 #include <sys/fcntl.h> 58 #include <sys/ioctl.h> 59 #include <sys/tty.h> 60 #include <sys/termios.h> 61 #include <sys/systm.h> 62 #include <sys/callout.h> 63 #include <sys/proc.h> 64 #include <dev/cons.h> 65 66 #include <machine/cpu.h> 67 68 #include <atari/atari/device.h> 69 #include <atari/dev/event_var.h> 70 #include <atari/dev/kbdmap.h> 71 #include <atari/dev/kbdvar.h> 72 #include <atari/dev/iteioctl.h> 73 #include <atari/dev/itevar.h> 74 #include <atari/dev/grfioctl.h> 75 #include <atari/dev/grfabs_reg.h> 76 #include <atari/dev/grfvar.h> 77 #include <atari/dev/viewioctl.h> 78 #include <atari/dev/viewvar.h> 79 80 #define ITEUNIT(dev) (minor(dev)) 81 82 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 83 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 84 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 85 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 86 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 87 #define SUBR_SCROLL(ip,sy,sx,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 88 89 u_int ite_confunits; /* configured units */ 90 91 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 92 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 93 94 /* 95 * Patchable 96 */ 97 int ite_default_x = 0; /* def leftedge offset */ 98 int ite_default_y = 0; /* def topedge offset */ 99 int ite_default_width = 640; /* def width */ 100 int ite_default_depth = 1; /* def depth */ 101 int ite_default_height = 400; /* def height */ 102 int ite_default_wrap = 1; /* if you want vtxxx-nam -> binpatch */ 103 104 struct ite_softc con_itesoftc; 105 u_char cons_tabs[MAX_TABS]; 106 107 struct ite_softc *kbd_ite; 108 int kbd_init; 109 110 static __inline__ int atoi __P((const char *)); 111 static __inline__ int ite_argnum __P((struct ite_softc *)); 112 static __inline__ int ite_zargnum __P((struct ite_softc *)); 113 static __inline__ void ite_cr __P((struct ite_softc *)); 114 static __inline__ void ite_crlf __P((struct ite_softc *)); 115 static __inline__ void ite_clrline __P((struct ite_softc *)); 116 static __inline__ void ite_clrscreen __P((struct ite_softc *)); 117 static __inline__ void ite_clrtobos __P((struct ite_softc *)); 118 static __inline__ void ite_clrtobol __P((struct ite_softc *)); 119 static __inline__ void ite_clrtoeol __P((struct ite_softc *)); 120 static __inline__ void ite_clrtoeos __P((struct ite_softc *)); 121 static __inline__ void ite_dnchar __P((struct ite_softc *, int)); 122 static __inline__ void ite_inchar __P((struct ite_softc *, int)); 123 static __inline__ void ite_inline __P((struct ite_softc *, int)); 124 static __inline__ void ite_lf __P((struct ite_softc *)); 125 static __inline__ void ite_dnline __P((struct ite_softc *, int)); 126 static __inline__ void ite_rlf __P((struct ite_softc *)); 127 static __inline__ void ite_sendstr __P((char *)); 128 static __inline__ void snap_cury __P((struct ite_softc *)); 129 130 static void alignment_display __P((struct ite_softc *)); 131 static char *index __P((const char *, int)); 132 static struct ite_softc *getitesp __P((dev_t)); 133 static void itecheckwrap __P((struct ite_softc *)); 134 static void iteprecheckwrap __P((struct ite_softc *)); 135 static void itestart __P((struct tty *)); 136 static void ite_switch __P((int)); 137 static void repeat_handler __P((void *)); 138 139 void iteputchar __P((int c, struct ite_softc *ip)); 140 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 141 void iteattach __P((struct device *, struct device *, void *)); 142 int itematch __P((struct device *, struct cfdata *, void *)); 143 144 /* 145 * Console specific types. 146 */ 147 dev_type_cnprobe(itecnprobe); 148 dev_type_cninit(itecninit); 149 dev_type_cngetc(itecngetc); 150 dev_type_cnputc(itecnputc); 151 152 struct cfattach ite_ca = { 153 sizeof(struct ite_softc), itematch, iteattach 154 }; 155 156 extern struct cfdriver ite_cd; 157 158 int 159 itematch(pdp, cfp, auxp) 160 struct device *pdp; 161 struct cfdata *cfp; 162 void *auxp; 163 { 164 struct grf_softc *gp = auxp; 165 int maj; 166 167 /* 168 * all that our mask allows (more than enough no one 169 * has > 32 monitors for text consoles on one machine) 170 */ 171 if (cfp->cf_unit >= sizeof(ite_confunits) * NBBY) 172 return(0); 173 /* 174 * XXX 175 * normally this would be done in attach, however 176 * during early init we do not have a device pointer 177 * and thus no unit number. 178 */ 179 for(maj = 0; maj < nchrdev; maj++) 180 if (cdevsw[maj].d_open == iteopen) 181 break; 182 183 gp->g_itedev = makedev(maj, cfp->cf_unit); 184 return(1); 185 } 186 187 void 188 iteattach(pdp, dp, auxp) 189 struct device *pdp, *dp; 190 void *auxp; 191 { 192 struct grf_softc *gp; 193 struct ite_softc *ip; 194 int s; 195 196 gp = (struct grf_softc *)auxp; 197 198 /* 199 * mark unit as attached (XXX see itematch) 200 */ 201 ite_confunits |= 1 << ITEUNIT(gp->g_itedev); 202 203 if(dp) { 204 ip = (struct ite_softc *)dp; 205 206 s = spltty(); 207 if(con_itesoftc.grf != NULL 208 && con_itesoftc.grf->g_unit == gp->g_unit) { 209 /* 210 * console reinit copy params over. 211 * and console always gets keyboard 212 */ 213 bcopy(&con_itesoftc.grf, &ip->grf, 214 (char *)&ip[1] - (char *)&ip->grf); 215 con_itesoftc.grf = NULL; 216 kbd_ite = ip; 217 } 218 ip->grf = gp; 219 splx(s); 220 221 iteinit(gp->g_itedev); 222 printf(": %dx%d", ip->rows, ip->cols); 223 printf(" repeat at (%d/100)s next at (%d/100)s", 224 start_repeat_timeo, next_repeat_timeo); 225 226 if (kbd_ite == NULL) 227 kbd_ite = ip; 228 if (kbd_ite == ip) 229 printf(" has keyboard"); 230 printf("\n"); 231 } else { 232 if (con_itesoftc.grf != NULL && 233 con_itesoftc.grf->g_conpri > gp->g_conpri) 234 return; 235 con_itesoftc.grf = gp; 236 con_itesoftc.tabs = cons_tabs; 237 } 238 } 239 240 static struct ite_softc * 241 getitesp(dev) 242 dev_t dev; 243 { 244 if(atari_realconfig && (con_itesoftc.grf == NULL)) 245 return(ite_cd.cd_devs[ITEUNIT(dev)]); 246 247 if(con_itesoftc.grf == NULL) 248 panic("no ite_softc for console"); 249 return(&con_itesoftc); 250 } 251 252 /* 253 * cons.c entry points into ite device. 254 */ 255 256 /* 257 * Return a priority in consdev->cn_pri field highest wins. This function 258 * is called before any devices have been probed. 259 */ 260 void 261 itecnprobe(cd) 262 struct consdev *cd; 263 { 264 /* 265 * return priority of the best ite (already picked from attach) 266 * or CN_DEAD. 267 */ 268 if (con_itesoftc.grf == NULL) 269 cd->cn_pri = CN_DEAD; 270 else { 271 cd->cn_pri = con_itesoftc.grf->g_conpri; 272 cd->cn_dev = con_itesoftc.grf->g_itedev; 273 } 274 } 275 276 void 277 itecninit(cd) 278 struct consdev *cd; 279 { 280 struct ite_softc *ip; 281 282 ip = getitesp(cd->cn_dev); 283 ip->flags |= ITE_ISCONS; 284 iteinit(cd->cn_dev); 285 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 286 } 287 288 /* 289 * ite_cnfinish() is called in ite_init() when the device is 290 * being probed in the normal fasion, thus we can finish setting 291 * up this ite now that the system is more functional. 292 */ 293 void 294 ite_cnfinish(ip) 295 struct ite_softc *ip; 296 { 297 static int done; 298 299 if (done) 300 return; 301 done = 1; 302 } 303 304 int 305 itecngetc(dev) 306 dev_t dev; 307 { 308 int c; 309 310 do { 311 c = kbdgetcn(); 312 c = ite_cnfilter(c, ITEFILT_CONSOLE); 313 } while (c == -1); 314 return (c); 315 } 316 317 void 318 itecnputc(dev, c) 319 dev_t dev; 320 int c; 321 { 322 static int paniced; 323 struct ite_softc *ip; 324 char ch; 325 326 ip = getitesp(dev); 327 ch = c; 328 329 if (panicstr && !paniced && 330 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 331 (void)ite_on(dev, 3); 332 paniced = 1; 333 } 334 SUBR_CURSOR(ip, START_CURSOROPT); 335 iteputchar(ch, ip); 336 SUBR_CURSOR(ip, END_CURSOROPT); 337 } 338 339 /* 340 * standard entry points to the device. 341 */ 342 343 /* 344 * iteinit() is the standard entry point for initialization of 345 * an ite device, it is also called from itecninit(). 346 * 347 */ 348 void 349 iteinit(dev) 350 dev_t dev; 351 { 352 struct ite_softc *ip; 353 354 ip = getitesp(dev); 355 if (ip->flags & ITE_INITED) 356 return; 357 if (atari_realconfig) { 358 if (ip->kbdmap && ip->kbdmap != &ascii_kbdmap) 359 free(ip->kbdmap, M_DEVBUF); 360 ip->kbdmap = malloc(sizeof(struct kbdmap), M_DEVBUF, M_WAITOK); 361 bcopy(&ascii_kbdmap, ip->kbdmap, sizeof(struct kbdmap)); 362 } 363 else ip->kbdmap = &ascii_kbdmap; 364 365 ip->cursorx = 0; 366 ip->cursory = 0; 367 SUBR_INIT(ip); 368 SUBR_CURSOR(ip, DRAW_CURSOR); 369 if (ip->tabs == NULL) 370 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 371 ite_reset(ip); 372 ip->flags |= ITE_INITED; 373 } 374 375 int 376 iteopen(dev, mode, devtype, p) 377 dev_t dev; 378 int mode, devtype; 379 struct proc *p; 380 { 381 struct ite_softc *ip; 382 struct tty *tp; 383 int error, first, unit; 384 385 unit = ITEUNIT(dev); 386 first = 0; 387 388 if (((1 << unit) & ite_confunits) == 0) 389 return (ENXIO); 390 391 ip = getitesp(dev); 392 393 if (ip->tp == NULL) { 394 tp = ip->tp = ttymalloc(); 395 tty_attach(tp); 396 } 397 else tp = ip->tp; 398 399 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 400 && p->p_ucred->cr_uid != 0) 401 return (EBUSY); 402 if ((ip->flags & ITE_ACTIVE) == 0) { 403 error = ite_on(dev, 0); 404 if (error) 405 return (error); 406 first = 1; 407 } 408 if (!(tp->t_state & TS_ISOPEN) && tp->t_wopen == 0) { 409 tp->t_oproc = itestart; 410 tp->t_param = ite_param; 411 tp->t_dev = dev; 412 tp->t_iflag = TTYDEF_IFLAG; 413 tp->t_oflag = TTYDEF_OFLAG; 414 tp->t_cflag = TTYDEF_CFLAG; 415 tp->t_lflag = TTYDEF_LFLAG; 416 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 417 tp->t_state = TS_CARR_ON; 418 ttychars(tp); 419 ttsetwater(tp); 420 } 421 422 423 error = ttyopen(tp, 0, (mode & O_NONBLOCK) ? 1 : 0); 424 if (error) 425 goto bad; 426 427 error = (*tp->t_linesw->l_open) (dev, tp); 428 if (error) 429 goto bad; 430 431 tp->t_winsize.ws_row = ip->rows; 432 tp->t_winsize.ws_col = ip->cols; 433 if (!kbd_init) { 434 kbd_init = 1; 435 kbdenable(); 436 } 437 return (0); 438 439 440 bad: 441 if (first) 442 ite_off(dev, 0); 443 444 return (error); 445 } 446 447 int 448 iteclose(dev, flag, mode, p) 449 dev_t dev; 450 int flag, mode; 451 struct proc *p; 452 { 453 struct tty *tp; 454 455 tp = getitesp(dev)->tp; 456 457 KDASSERT(tp); 458 (*tp->t_linesw->l_close) (tp, flag); 459 ttyclose(tp); 460 ite_off(dev, 0); 461 return (0); 462 } 463 464 int 465 iteread(dev, uio, flag) 466 dev_t dev; 467 struct uio *uio; 468 int flag; 469 { 470 struct tty *tp; 471 472 tp = getitesp(dev)->tp; 473 474 KDASSERT(tp); 475 return ((*tp->t_linesw->l_read) (tp, uio, flag)); 476 } 477 478 int 479 itewrite(dev, uio, flag) 480 dev_t dev; 481 struct uio *uio; 482 int flag; 483 { 484 struct tty *tp; 485 486 tp = getitesp(dev)->tp; 487 488 KDASSERT(tp); 489 return ((*tp->t_linesw->l_write) (tp, uio, flag)); 490 } 491 492 int 493 itepoll(dev, events, p) 494 dev_t dev; 495 int events; 496 struct proc *p; 497 { 498 struct tty *tp; 499 500 tp = getitesp(dev)->tp; 501 502 KDASSERT(tp); 503 return ((*tp->t_linesw->l_poll)(tp, events, p)); 504 } 505 506 void 507 itestop(tp, flag) 508 struct tty *tp; 509 int flag; 510 { 511 } 512 513 struct tty * 514 itetty(dev) 515 dev_t dev; 516 { 517 return(getitesp(dev)->tp); 518 } 519 520 int 521 iteioctl(dev, cmd, addr, flag, p) 522 dev_t dev; 523 u_long cmd; 524 int flag; 525 caddr_t addr; 526 struct proc *p; 527 { 528 struct iterepeat *irp; 529 struct ite_softc *ip; 530 struct tty *tp; 531 view_t *view; 532 struct itewinsize *is; 533 struct itebell *ib; 534 int error; 535 536 ip = getitesp(dev); 537 tp = ip->tp; 538 view = viewview(ip->grf->g_viewdev); 539 540 KDASSERT(tp); 541 542 error = (*tp->t_linesw->l_ioctl) (tp, cmd, addr, flag, p); 543 if(error >= 0) 544 return (error); 545 error = ttioctl(tp, cmd, addr, flag, p); 546 if (error >= 0) 547 return (error); 548 549 switch (cmd) { 550 case ITEIOCSKMAP: 551 if (addr == NULL) 552 return(EFAULT); 553 bcopy(addr, ip->kbdmap, sizeof(struct kbdmap)); 554 return 0; 555 case ITEIOCSSKMAP: 556 if (addr == NULL) 557 return(EFAULT); 558 bcopy(addr, &ascii_kbdmap, sizeof(struct kbdmap)); 559 return 0; 560 case ITEIOCGKMAP: 561 if (addr == NULL) 562 return(EFAULT); 563 bcopy(ip->kbdmap, addr, sizeof(struct kbdmap)); 564 return 0; 565 case ITEIOCGREPT: 566 if (addr == NULL) 567 return(EFAULT); 568 irp = (struct iterepeat *)addr; 569 irp->start = start_repeat_timeo; 570 irp->next = next_repeat_timeo; 571 return 0; 572 case ITEIOCSREPT: 573 if (addr == NULL) 574 return(EFAULT); 575 irp = (struct iterepeat *)addr; 576 if (irp->start < ITEMINREPEAT || irp->next < ITEMINREPEAT) 577 return(EINVAL); 578 start_repeat_timeo = irp->start; 579 next_repeat_timeo = irp->next; 580 return 0; 581 case ITEIOCGWINSZ: 582 if (addr == NULL) 583 return(EFAULT); 584 is = (struct itewinsize *)addr; 585 is->x = view->display.x; 586 is->y = view->display.y; 587 is->width = view->display.width; 588 is->height = view->display.height; 589 is->depth = view->bitmap->depth; 590 return 0; 591 case ITEIOCDSPWIN: 592 ip->grf->g_mode(ip->grf, GM_GRFON, NULL, 0, 0); 593 return 0; 594 case ITEIOCREMWIN: 595 ip->grf->g_mode(ip->grf, GM_GRFOFF, NULL, 0, 0); 596 return 0; 597 case ITEIOCSBELL: 598 if (addr == NULL) 599 return(EFAULT); 600 ib = (struct itebell *)addr; 601 kbd_bell_sparms(ib->volume, ib->pitch, ib->msec); 602 return 0; 603 case ITEIOCGBELL: 604 if (addr == NULL) 605 return(EFAULT); 606 ib = (struct itebell *)addr; 607 kbd_bell_gparms(&ib->volume, &ib->pitch, &ib->msec); 608 return 0; 609 } 610 error = (ip->itexx_ioctl)(ip, cmd, addr, flag, p); 611 if(error >= 0) 612 return(error); 613 return (ENOTTY); 614 } 615 616 void 617 itestart(tp) 618 struct tty *tp; 619 { 620 struct clist *rbp; 621 struct ite_softc *ip; 622 u_char buf[ITEBURST]; 623 int s, len; 624 625 ip = getitesp(tp->t_dev); 626 627 KDASSERT(tp); 628 629 s = spltty(); { 630 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 631 goto out; 632 633 tp->t_state |= TS_BUSY; 634 rbp = &tp->t_outq; 635 636 len = q_to_b(rbp, buf, ITEBURST); 637 } splx(s); 638 639 /* Here is a really good place to implement pre/jumpscroll() */ 640 ite_putstr((char *)buf, len, tp->t_dev); 641 642 s = spltty(); { 643 tp->t_state &= ~TS_BUSY; 644 /* we have characters remaining. */ 645 if (rbp->c_cc) { 646 tp->t_state |= TS_TIMEOUT; 647 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 648 } 649 /* wakeup we are below */ 650 if (rbp->c_cc <= tp->t_lowat) { 651 if (tp->t_state & TS_ASLEEP) { 652 tp->t_state &= ~TS_ASLEEP; 653 wakeup((caddr_t) rbp); 654 } 655 selwakeup(&tp->t_wsel); 656 } 657 out: ; 658 } splx(s); 659 } 660 661 int 662 ite_on(dev, flag) 663 dev_t dev; 664 int flag; 665 { 666 struct ite_softc *ip; 667 int unit; 668 669 unit = ITEUNIT(dev); 670 if (((1 << unit) & ite_confunits) == 0) 671 return (ENXIO); 672 673 ip = getitesp(dev); 674 675 /* force ite active, overriding graphics mode */ 676 if (flag & 1) { 677 ip->flags |= ITE_ACTIVE; 678 ip->flags &= ~(ITE_INGRF | ITE_INITED); 679 } 680 /* leave graphics mode */ 681 if (flag & 2) { 682 ip->flags &= ~ITE_INGRF; 683 if ((ip->flags & ITE_ACTIVE) == 0) 684 return (0); 685 } 686 ip->flags |= ITE_ACTIVE; 687 if (ip->flags & ITE_INGRF) 688 return (0); 689 iteinit(dev); 690 return (0); 691 } 692 693 void 694 ite_off(dev, flag) 695 dev_t dev; 696 int flag; 697 { 698 struct ite_softc *ip; 699 700 ip = getitesp(dev); 701 if (flag & 2) 702 ip->flags |= ITE_INGRF; 703 if ((ip->flags & ITE_ACTIVE) == 0) 704 return; 705 if ((flag & 1) || 706 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 707 SUBR_DEINIT(ip); 708 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 709 ip->flags &= ~ITE_ACTIVE; 710 } 711 712 static void 713 ite_switch(unit) 714 int unit; 715 { 716 struct ite_softc *ip; 717 718 if(!(ite_confunits & (1 << unit))) 719 return; /* Don't try unconfigured units */ 720 ip = getitesp(unit); 721 if(!(ip->flags & ITE_INITED)) 722 return; 723 724 /* 725 * If switching to an active ite, also switch the keyboard. 726 */ 727 if(ip->flags & ITE_ACTIVE) 728 kbd_ite = ip; 729 730 /* 731 * Now make it visible 732 */ 733 viewioctl(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 0, NOPROC); 734 735 /* 736 * Make sure the cursor's there too.... 737 */ 738 SUBR_CURSOR(ip, DRAW_CURSOR); 739 } 740 741 /* XXX called after changes made in underlying grf layer. */ 742 /* I want to nuke this */ 743 void 744 ite_reinit(dev) 745 dev_t dev; 746 { 747 struct ite_softc *ip; 748 749 ip = getitesp(dev); 750 ip->flags &= ~ITE_INITED; 751 iteinit(dev); 752 } 753 754 int 755 ite_param(tp, t) 756 struct tty *tp; 757 struct termios *t; 758 { 759 tp->t_ispeed = t->c_ispeed; 760 tp->t_ospeed = t->c_ospeed; 761 tp->t_cflag = t->c_cflag; 762 return (0); 763 } 764 765 void 766 ite_reset(ip) 767 struct ite_softc *ip; 768 { 769 int i; 770 771 ip->curx = 0; 772 ip->cury = 0; 773 ip->attribute = ATTR_NOR; 774 ip->save_curx = 0; 775 ip->save_cury = 0; 776 ip->save_attribute = ATTR_NOR; 777 ip->ap = ip->argbuf; 778 ip->emul_level = 0; 779 ip->eightbit_C1 = 0; 780 ip->top_margin = 0; 781 ip->bottom_margin = ip->rows - 1; 782 ip->inside_margins = 0; 783 ip->linefeed_newline = 0; 784 ip->auto_wrap = ite_default_wrap; 785 ip->cursor_appmode = 0; 786 ip->keypad_appmode = 0; 787 ip->imode = 0; 788 ip->key_repeat = 1; 789 bzero(ip->tabs, ip->cols); 790 for (i = 0; i < ip->cols; i++) 791 ip->tabs[i] = ((i & 7) == 0); 792 } 793 794 /* 795 * has to be global because of the shared filters. 796 */ 797 static u_char last_dead; 798 799 /* 800 * Used in console at startup only and for DDB. 801 */ 802 int 803 ite_cnfilter(c, caller) 804 u_int c; 805 enum caller caller; 806 { 807 struct key key; 808 struct kbdmap *kbdmap; 809 u_char code, up, mask; 810 int s; 811 812 up = KBD_RELEASED(c); 813 c = KBD_SCANCODE(c); 814 code = 0; 815 mask = 0; 816 kbdmap = (kbd_ite == NULL) ? &ascii_kbdmap : kbd_ite->kbdmap; 817 818 s = spltty(); 819 820 /* 821 * No special action if key released 822 */ 823 if(up) { 824 splx(s); 825 return -1; 826 } 827 828 /* translate modifiers */ 829 if(kbd_modifier & KBD_MOD_SHIFT) { 830 if(kbd_modifier & KBD_MOD_ALT) 831 key = kbdmap->alt_shift_keys[c]; 832 else key = kbdmap->shift_keys[c]; 833 } 834 else if(kbd_modifier & KBD_MOD_ALT) 835 key = kbdmap->alt_keys[c]; 836 else { 837 key = kbdmap->keys[c]; 838 /* 839 * If CAPS and key is CAPable (no pun intended) 840 */ 841 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 842 key = kbdmap->shift_keys[c]; 843 } 844 code = key.code; 845 846 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 847 /* 848 * If string return simple console filter 849 */ 850 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 851 splx(s); 852 return -1; 853 } 854 /* handle dead keys */ 855 if(key->mode & KBD_MODE_DEAD) { 856 /* if entered twice, send accent itself */ 857 if (last_dead == key->mode & KBD_MODE_ACCMASK) 858 last_dead = 0; 859 else { 860 last_dead = key->mode & KBD_MODE_ACCMASK; 861 splx(s); 862 return -1; 863 } 864 } 865 if(last_dead) { 866 /* can't apply dead flag to string-keys */ 867 if (code >= '@' && code < 0x7f) 868 code = 869 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 870 last_dead = 0; 871 } 872 #endif 873 if(kbd_modifier & KBD_MOD_CTRL) 874 code &= 0x1f; 875 876 /* 877 * Do console mapping. 878 */ 879 code = code == '\r' ? '\n' : code; 880 881 splx(s); 882 return (code); 883 } 884 885 /* And now the old stuff. */ 886 887 /* these are used to implement repeating keys.. */ 888 static u_int last_char; 889 static u_char tout_pending; 890 891 static struct callout repeat_ch = CALLOUT_INITIALIZER; 892 893 /*ARGSUSED*/ 894 static void 895 repeat_handler(arg) 896 void *arg; 897 { 898 tout_pending = 0; 899 if(last_char) 900 add_sicallback((si_farg)ite_filter, (void *)last_char, 901 (void *)ITEFILT_REPEATER); 902 } 903 904 void 905 ite_filter(c, caller) 906 u_int c; 907 enum caller caller; 908 { 909 struct tty *kbd_tty; 910 struct kbdmap *kbdmap; 911 u_char code, *str, up, mask; 912 struct key key; 913 int s, i; 914 915 if(kbd_ite == NULL) 916 return; 917 918 kbd_tty = kbd_ite->tp; 919 kbdmap = kbd_ite->kbdmap; 920 921 up = KBD_RELEASED(c); 922 c = KBD_SCANCODE(c); 923 code = 0; 924 mask = 0; 925 926 /* have to make sure we're at spltty in here */ 927 s = spltty(); 928 929 /* 930 * keyboard interrupts come at priority 2, while softint 931 * generated keyboard-repeat interrupts come at level 1. So, 932 * to not allow a key-up event to get thru before a repeat for 933 * the key-down, we remove any outstanding callout requests.. 934 */ 935 rem_sicallback((si_farg)ite_filter); 936 937 /* 938 * Stop repeating on up event 939 */ 940 if (up) { 941 if(tout_pending) { 942 callout_stop(&repeat_ch); 943 tout_pending = 0; 944 last_char = 0; 945 } 946 splx(s); 947 return; 948 } 949 else if(tout_pending && last_char != c) { 950 /* 951 * Different character, stop also 952 */ 953 callout_stop(&repeat_ch); 954 tout_pending = 0; 955 last_char = 0; 956 } 957 958 /* 959 * Handle ite-switching ALT + Fx 960 */ 961 if((kbd_modifier == KBD_MOD_ALT) && (c >= 0x3b) && (c <= 0x44)) { 962 ite_switch(c - 0x3b); 963 splx(s); 964 return; 965 } 966 /* 967 * Safety button, switch back to ascii keymap. 968 */ 969 if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x3b) { 970 /* ALT + LSHIFT + F1 */ 971 bcopy(&ascii_kbdmap, kbdmap, sizeof(struct kbdmap)); 972 splx(s); 973 return; 974 #ifdef DDB 975 } 976 else if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 977 /* 978 * ALT + LSHIFT + F9 -> Debugger! 979 */ 980 Debugger(); 981 splx(s); 982 return; 983 #endif 984 } 985 986 /* 987 * The rest of the code is senseless when the device is not open. 988 */ 989 if(kbd_tty == NULL) { 990 splx(s); 991 return; 992 } 993 994 /* 995 * Translate modifiers 996 */ 997 if(kbd_modifier & KBD_MOD_SHIFT) { 998 if(kbd_modifier & KBD_MOD_ALT) 999 key = kbdmap->alt_shift_keys[c]; 1000 else key = kbdmap->shift_keys[c]; 1001 } 1002 else if(kbd_modifier & KBD_MOD_ALT) 1003 key = kbdmap->alt_keys[c]; 1004 else { 1005 key = kbdmap->keys[c]; 1006 /* 1007 * If CAPS and key is CAPable (no pun intended) 1008 */ 1009 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 1010 key = kbdmap->shift_keys[c]; 1011 } 1012 code = key.code; 1013 1014 /* 1015 * Arrange to repeat the keystroke. By doing this at the level 1016 * of scan-codes, we can have function keys, and keys that 1017 * send strings, repeat too. This also entitles an additional 1018 * overhead, since we have to do the conversion each time, but 1019 * I guess that's ok. 1020 */ 1021 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 1022 tout_pending = 1; 1023 last_char = c; 1024 callout_reset(&repeat_ch, start_repeat_timeo * hz / 100, 1025 repeat_handler, NULL); 1026 } 1027 else if(!tout_pending && caller==ITEFILT_REPEATER 1028 && kbd_ite->key_repeat) { 1029 tout_pending = 1; 1030 last_char = c; 1031 callout_reset(&repeat_ch, next_repeat_timeo * hz / 100, 1032 repeat_handler, NULL); 1033 } 1034 /* handle dead keys */ 1035 if (key.mode & KBD_MODE_DEAD) { 1036 /* if entered twice, send accent itself */ 1037 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 1038 last_dead = 0; 1039 else { 1040 last_dead = key.mode & KBD_MODE_ACCMASK; 1041 splx(s); 1042 return; 1043 } 1044 } 1045 if (last_dead) { 1046 /* can't apply dead flag to string-keys */ 1047 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 1048 code < 0x7f) 1049 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 1050 last_dead = 0; 1051 } 1052 1053 /* 1054 * If not string, apply CTRL modifiers 1055 */ 1056 if(!(key.mode & KBD_MODE_STRING) 1057 && (!(key.mode & KBD_MODE_KPAD) 1058 || (kbd_ite && !kbd_ite->keypad_appmode))) { 1059 if(kbd_modifier & KBD_MOD_CTRL) 1060 code &= 0x1f; 1061 } 1062 else if((key.mode & KBD_MODE_KPAD) 1063 && (kbd_ite && kbd_ite->keypad_appmode)) { 1064 static char *in = "0123456789-+.\r()/*"; 1065 static char *out = "pqrstuvwxymlnMPQRS"; 1066 char *cp = index(in, code); 1067 1068 /* 1069 * keypad-appmode sends SS3 followed by the above 1070 * translated character 1071 */ 1072 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1073 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1074 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1075 splx(s); 1076 return; 1077 } else { 1078 /* *NO* I don't like this.... */ 1079 static u_char app_cursor[] = 1080 { 1081 3, 27, 'O', 'A', 1082 3, 27, 'O', 'B', 1083 3, 27, 'O', 'C', 1084 3, 27, 'O', 'D'}; 1085 1086 str = kbdmap->strings + code; 1087 /* 1088 * if this is a cursor key, AND it has the default 1089 * keymap setting, AND we're in app-cursor mode, switch 1090 * to the above table. This is *nasty* ! 1091 */ 1092 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1093 && kbd_ite->cursor_appmode 1094 && !bcmp(str, "\x03\x1b[", 3) && 1095 index("ABCD", str[3])) 1096 str = app_cursor + 4 * (str[3] - 'A'); 1097 1098 /* 1099 * using a length-byte instead of 0-termination allows 1100 * to embed \0 into strings, although this is not used 1101 * in the default keymap 1102 */ 1103 for (i = *str++; i; i--) 1104 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1105 splx(s); 1106 return; 1107 } 1108 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1109 1110 splx(s); 1111 return; 1112 } 1113 1114 /* helper functions, makes the code below more readable */ 1115 static __inline__ void 1116 ite_sendstr(str) 1117 char *str; 1118 { 1119 struct tty *kbd_tty; 1120 1121 kbd_tty = kbd_ite->tp; 1122 KDASSERT(kbd_tty); 1123 while (*str) 1124 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1125 } 1126 1127 static void 1128 alignment_display(ip) 1129 struct ite_softc *ip; 1130 { 1131 int i, j; 1132 1133 for (j = 0; j < ip->rows; j++) 1134 for (i = 0; i < ip->cols; i++) 1135 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1136 attrclr(ip, 0, 0, ip->rows, ip->cols); 1137 SUBR_CURSOR(ip, DRAW_CURSOR); 1138 } 1139 1140 static __inline__ void 1141 snap_cury(ip) 1142 struct ite_softc *ip; 1143 { 1144 if (ip->inside_margins) 1145 { 1146 if (ip->cury < ip->top_margin) 1147 ip->cury = ip->top_margin; 1148 if (ip->cury > ip->bottom_margin) 1149 ip->cury = ip->bottom_margin; 1150 } 1151 } 1152 1153 static __inline__ void 1154 ite_dnchar(ip, n) 1155 struct ite_softc *ip; 1156 int n; 1157 { 1158 n = min(n, ip->cols - ip->curx); 1159 if (n < ip->cols - ip->curx) 1160 { 1161 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1162 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1163 1, ip->cols - ip->curx - n); 1164 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1165 } 1166 while (n-- > 0) 1167 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1168 SUBR_CURSOR(ip, DRAW_CURSOR); 1169 } 1170 1171 static __inline__ void 1172 ite_inchar(ip, n) 1173 struct ite_softc *ip; 1174 int n; 1175 { 1176 n = min(n, ip->cols - ip->curx); 1177 if (n < ip->cols - ip->curx) 1178 { 1179 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1180 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1181 1, ip->cols - ip->curx - n); 1182 attrclr(ip, ip->cury, ip->curx, 1, n); 1183 } 1184 while (n--) 1185 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1186 SUBR_CURSOR(ip, DRAW_CURSOR); 1187 } 1188 1189 static __inline__ void 1190 ite_clrtoeol(ip) 1191 struct ite_softc *ip; 1192 { 1193 int y = ip->cury, x = ip->curx; 1194 if (ip->cols - x > 0) 1195 { 1196 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1197 attrclr(ip, y, x, 1, ip->cols - x); 1198 SUBR_CURSOR(ip, DRAW_CURSOR); 1199 } 1200 } 1201 1202 static __inline__ void 1203 ite_clrtobol(ip) 1204 struct ite_softc *ip; 1205 { 1206 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1207 SUBR_CLEAR(ip, y, 0, 1, x); 1208 attrclr(ip, y, 0, 1, x); 1209 SUBR_CURSOR(ip, DRAW_CURSOR); 1210 } 1211 1212 static __inline__ void 1213 ite_clrline(ip) 1214 struct ite_softc *ip; 1215 { 1216 int y = ip->cury; 1217 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1218 attrclr(ip, y, 0, 1, ip->cols); 1219 SUBR_CURSOR(ip, DRAW_CURSOR); 1220 } 1221 1222 1223 1224 static __inline__ void 1225 ite_clrtoeos(ip) 1226 struct ite_softc *ip; 1227 { 1228 ite_clrtoeol(ip); 1229 if (ip->cury < ip->rows - 1) 1230 { 1231 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1232 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1233 SUBR_CURSOR(ip, DRAW_CURSOR); 1234 } 1235 } 1236 1237 static __inline__ void 1238 ite_clrtobos(ip) 1239 struct ite_softc *ip; 1240 { 1241 ite_clrtobol(ip); 1242 if (ip->cury > 0) 1243 { 1244 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1245 attrclr(ip, 0, 0, ip->cury, ip->cols); 1246 SUBR_CURSOR(ip, DRAW_CURSOR); 1247 } 1248 } 1249 1250 static __inline__ void 1251 ite_clrscreen(ip) 1252 struct ite_softc *ip; 1253 { 1254 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1255 attrclr(ip, 0, 0, ip->rows, ip->cols); 1256 SUBR_CURSOR(ip, DRAW_CURSOR); 1257 } 1258 1259 1260 1261 static __inline__ void 1262 ite_dnline(ip, n) 1263 struct ite_softc *ip; 1264 int n; 1265 { 1266 /* interesting.. if the cursor is outside the scrolling 1267 region, this command is simply ignored.. */ 1268 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1269 return; 1270 1271 n = min(n, ip->bottom_margin + 1 - ip->cury); 1272 if (n <= ip->bottom_margin - ip->cury) 1273 { 1274 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1275 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1276 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1277 } 1278 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1279 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1280 SUBR_CURSOR(ip, DRAW_CURSOR); 1281 } 1282 1283 static __inline__ void 1284 ite_inline(ip, n) 1285 struct ite_softc *ip; 1286 int n; 1287 { 1288 /* interesting.. if the cursor is outside the scrolling 1289 region, this command is simply ignored.. */ 1290 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1291 return; 1292 1293 n = min(n, ip->bottom_margin + 1 - ip->cury); 1294 if (n <= ip->bottom_margin - ip->cury) 1295 { 1296 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1297 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1298 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1299 } 1300 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1301 attrclr(ip, ip->cury, 0, n, ip->cols); 1302 SUBR_CURSOR(ip, DRAW_CURSOR); 1303 } 1304 1305 static __inline__ void 1306 ite_lf (ip) 1307 struct ite_softc *ip; 1308 { 1309 ++ip->cury; 1310 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1311 { 1312 ip->cury--; 1313 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1314 ite_clrline(ip); 1315 } 1316 SUBR_CURSOR(ip, MOVE_CURSOR); 1317 clr_attr(ip, ATTR_INV); 1318 } 1319 1320 static __inline__ void 1321 ite_crlf (ip) 1322 struct ite_softc *ip; 1323 { 1324 ip->curx = 0; 1325 ite_lf (ip); 1326 } 1327 1328 static __inline__ void 1329 ite_cr (ip) 1330 struct ite_softc *ip; 1331 { 1332 if (ip->curx) 1333 { 1334 ip->curx = 0; 1335 SUBR_CURSOR(ip, MOVE_CURSOR); 1336 } 1337 } 1338 1339 static __inline__ void 1340 ite_rlf (ip) 1341 struct ite_softc *ip; 1342 { 1343 ip->cury--; 1344 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1345 { 1346 ip->cury++; 1347 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1348 ite_clrline(ip); 1349 } 1350 SUBR_CURSOR(ip, MOVE_CURSOR); 1351 clr_attr(ip, ATTR_INV); 1352 } 1353 1354 static __inline__ int 1355 atoi (cp) 1356 const char *cp; 1357 { 1358 int n; 1359 1360 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1361 n = n * 10 + *cp - '0'; 1362 1363 return n; 1364 } 1365 1366 static char * 1367 index (cp, ch) 1368 const char *cp; 1369 int ch; 1370 { 1371 while (*cp && *cp != ch) cp++; 1372 return *cp ? (char *) cp : 0; 1373 } 1374 1375 1376 static __inline__ int 1377 ite_argnum (ip) 1378 struct ite_softc *ip; 1379 { 1380 char ch; 1381 int n; 1382 1383 /* convert argument string into number */ 1384 if (ip->ap == ip->argbuf) 1385 return 1; 1386 ch = *ip->ap; 1387 *ip->ap = 0; 1388 n = atoi (ip->argbuf); 1389 *ip->ap = ch; 1390 1391 return n; 1392 } 1393 1394 static __inline__ int 1395 ite_zargnum (ip) 1396 struct ite_softc *ip; 1397 { 1398 char ch; 1399 int n; 1400 1401 /* convert argument string into number */ 1402 if (ip->ap == ip->argbuf) 1403 return 0; 1404 ch = *ip->ap; 1405 *ip->ap = 0; 1406 n = atoi (ip->argbuf); 1407 *ip->ap = ch; 1408 1409 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1410 } 1411 1412 void 1413 ite_putstr(s, len, dev) 1414 const u_char *s; 1415 int len; 1416 dev_t dev; 1417 { 1418 struct ite_softc *ip; 1419 int i; 1420 1421 ip = getitesp(dev); 1422 1423 /* XXX avoid problems */ 1424 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1425 return; 1426 1427 SUBR_CURSOR(ip, START_CURSOROPT); 1428 for (i = 0; i < len; i++) 1429 if (s[i]) 1430 iteputchar(s[i], ip); 1431 SUBR_CURSOR(ip, END_CURSOROPT); 1432 } 1433 1434 1435 void 1436 iteputchar(c, ip) 1437 register int c; 1438 struct ite_softc *ip; 1439 { 1440 struct tty *kbd_tty; 1441 int n, x, y; 1442 char *cp; 1443 1444 if (kbd_ite == NULL) 1445 kbd_tty = NULL; 1446 else 1447 kbd_tty = kbd_ite->tp; 1448 1449 if (ip->escape) 1450 { 1451 switch (ip->escape) 1452 { 1453 case ESC: 1454 switch (c) 1455 { 1456 /* first 7bit equivalents for the 8bit control characters */ 1457 1458 case 'D': 1459 c = IND; 1460 ip->escape = 0; 1461 break; /* and fall into the next switch below (same for all `break') */ 1462 1463 case 'E': 1464 c = NEL; 1465 ip->escape = 0; 1466 break; 1467 1468 case 'H': 1469 c = HTS; 1470 ip->escape = 0; 1471 break; 1472 1473 case 'M': 1474 c = RI; 1475 ip->escape = 0; 1476 break; 1477 1478 case 'N': 1479 c = SS2; 1480 ip->escape = 0; 1481 break; 1482 1483 case 'O': 1484 c = SS3; 1485 ip->escape = 0; 1486 break; 1487 1488 case 'P': 1489 c = DCS; 1490 ip->escape = 0; 1491 break; 1492 1493 case '[': 1494 c = CSI; 1495 ip->escape = 0; 1496 break; 1497 1498 case '\\': 1499 c = ST; 1500 ip->escape = 0; 1501 break; 1502 1503 case ']': 1504 c = OSC; 1505 ip->escape = 0; 1506 break; 1507 1508 case '^': 1509 c = PM; 1510 ip->escape = 0; 1511 break; 1512 1513 case '_': 1514 c = APC; 1515 ip->escape = 0; 1516 break; 1517 1518 1519 /* introduces 7/8bit control */ 1520 case ' ': 1521 /* can be followed by either F or G */ 1522 ip->escape = ' '; 1523 break; 1524 1525 1526 /* a lot of character set selections, not yet used... 1527 94-character sets: */ 1528 case '(': /* G0 */ 1529 case ')': /* G1 */ 1530 ip->escape = c; 1531 return; 1532 1533 case '*': /* G2 */ 1534 case '+': /* G3 */ 1535 case 'B': /* ASCII */ 1536 case 'A': /* ISO latin 1 */ 1537 case '<': /* user preferred suplemental */ 1538 case '0': /* dec special graphics */ 1539 1540 /* 96-character sets: */ 1541 case '-': /* G1 */ 1542 case '.': /* G2 */ 1543 case '/': /* G3 */ 1544 1545 /* national character sets: */ 1546 case '4': /* dutch */ 1547 case '5': 1548 case 'C': /* finnish */ 1549 case 'R': /* french */ 1550 case 'Q': /* french canadian */ 1551 case 'K': /* german */ 1552 case 'Y': /* italian */ 1553 case '6': /* norwegian/danish */ 1554 /* note: %5 and %6 are not supported (two chars..) */ 1555 1556 ip->escape = 0; 1557 /* just ignore for now */ 1558 return; 1559 1560 1561 /* locking shift modes (as you might guess, not yet supported..) */ 1562 case '`': 1563 ip->GR = ip->G1; 1564 ip->escape = 0; 1565 return; 1566 1567 case 'n': 1568 ip->GL = ip->G2; 1569 ip->escape = 0; 1570 return; 1571 1572 case '}': 1573 ip->GR = ip->G2; 1574 ip->escape = 0; 1575 return; 1576 1577 case 'o': 1578 ip->GL = ip->G3; 1579 ip->escape = 0; 1580 return; 1581 1582 case '|': 1583 ip->GR = ip->G3; 1584 ip->escape = 0; 1585 return; 1586 1587 1588 /* font width/height control */ 1589 case '#': 1590 ip->escape = '#'; 1591 return; 1592 1593 1594 /* hard terminal reset .. */ 1595 case 'c': 1596 ite_reset (ip); 1597 SUBR_CURSOR(ip, MOVE_CURSOR); 1598 ip->escape = 0; 1599 return; 1600 1601 1602 case '7': 1603 ip->save_curx = ip->curx; 1604 ip->save_cury = ip->cury; 1605 ip->save_attribute = ip->attribute; 1606 ip->escape = 0; 1607 return; 1608 1609 case '8': 1610 ip->curx = ip->save_curx; 1611 ip->cury = ip->save_cury; 1612 ip->attribute = ip->save_attribute; 1613 SUBR_CURSOR(ip, MOVE_CURSOR); 1614 ip->escape = 0; 1615 return; 1616 1617 case '=': 1618 ip->keypad_appmode = 1; 1619 ip->escape = 0; 1620 return; 1621 1622 case '>': 1623 ip->keypad_appmode = 0; 1624 ip->escape = 0; 1625 return; 1626 1627 case 'Z': /* request ID */ 1628 if (ip->emul_level == EMUL_VT100) 1629 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1630 else 1631 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1632 ip->escape = 0; 1633 return; 1634 1635 /* default catch all for not recognized ESC sequences */ 1636 default: 1637 ip->escape = 0; 1638 return; 1639 } 1640 break; 1641 1642 1643 case '(': 1644 case ')': 1645 ip->escape = 0; 1646 return; 1647 1648 1649 case ' ': 1650 switch (c) 1651 { 1652 case 'F': 1653 ip->eightbit_C1 = 0; 1654 ip->escape = 0; 1655 return; 1656 1657 case 'G': 1658 ip->eightbit_C1 = 1; 1659 ip->escape = 0; 1660 return; 1661 1662 default: 1663 /* not supported */ 1664 ip->escape = 0; 1665 return; 1666 } 1667 break; 1668 1669 1670 case '#': 1671 switch (c) 1672 { 1673 case '5': 1674 /* single height, single width */ 1675 ip->escape = 0; 1676 return; 1677 1678 case '6': 1679 /* double width, single height */ 1680 ip->escape = 0; 1681 return; 1682 1683 case '3': 1684 /* top half */ 1685 ip->escape = 0; 1686 return; 1687 1688 case '4': 1689 /* bottom half */ 1690 ip->escape = 0; 1691 return; 1692 1693 case '8': 1694 /* screen alignment pattern... */ 1695 alignment_display (ip); 1696 ip->escape = 0; 1697 return; 1698 1699 default: 1700 ip->escape = 0; 1701 return; 1702 } 1703 break; 1704 1705 1706 1707 case CSI: 1708 /* the biggie... */ 1709 switch (c) 1710 { 1711 case '0': case '1': case '2': case '3': case '4': 1712 case '5': case '6': case '7': case '8': case '9': 1713 case ';': case '\"': case '$': case '>': 1714 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1715 *ip->ap++ = c; 1716 return; 1717 1718 case BS: 1719 /* you wouldn't believe such perversion is possible? 1720 it is.. BS is allowed in between cursor sequences 1721 (at least), according to vttest.. */ 1722 if (--ip->curx < 0) 1723 ip->curx = 0; 1724 else 1725 SUBR_CURSOR(ip, MOVE_CURSOR); 1726 break; 1727 1728 case 'p': 1729 *ip->ap = 0; 1730 if (! strncmp (ip->argbuf, "61\"", 3)) 1731 ip->emul_level = EMUL_VT100; 1732 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1733 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1734 ip->emul_level = EMUL_VT300_7; 1735 else 1736 ip->emul_level = EMUL_VT300_8; 1737 ip->escape = 0; 1738 return; 1739 1740 1741 case '?': 1742 *ip->ap = 0; 1743 ip->escape = '?'; 1744 ip->ap = ip->argbuf; 1745 return; 1746 1747 1748 case 'c': 1749 *ip->ap = 0; 1750 if (ip->argbuf[0] == '>') 1751 { 1752 ite_sendstr ("\033[>24;0;0;0c"); 1753 } 1754 else switch (ite_zargnum(ip)) 1755 { 1756 case 0: 1757 /* primary DA request, send primary DA response */ 1758 if (ip->emul_level == EMUL_VT100) 1759 ite_sendstr ("\033[?1;1c"); 1760 else 1761 ite_sendstr ("\033[?63;1c"); 1762 break; 1763 } 1764 ip->escape = 0; 1765 return; 1766 1767 case 'n': 1768 switch (ite_zargnum(ip)) 1769 { 1770 case 5: 1771 ite_sendstr ("\033[0n"); /* no malfunction */ 1772 break; 1773 case 6: 1774 /* cursor position report */ 1775 sprintf (ip->argbuf, "\033[%d;%dR", 1776 ip->cury + 1, ip->curx + 1); 1777 ite_sendstr (ip->argbuf); 1778 break; 1779 } 1780 ip->escape = 0; 1781 return; 1782 1783 1784 case 'x': 1785 switch (ite_zargnum(ip)) 1786 { 1787 case 0: 1788 /* Fake some terminal parameters. */ 1789 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1790 break; 1791 case 1: 1792 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1793 break; 1794 } 1795 ip->escape = 0; 1796 return; 1797 1798 1799 case 'g': 1800 switch (ite_zargnum(ip)) 1801 { 1802 case 0: 1803 if (ip->curx < ip->cols) 1804 ip->tabs[ip->curx] = 0; 1805 break; 1806 case 3: 1807 for (n = 0; n < ip->cols; n++) 1808 ip->tabs[n] = 0; 1809 break; 1810 } 1811 ip->escape = 0; 1812 return; 1813 1814 1815 case 'h': case 'l': 1816 n = ite_zargnum (ip); 1817 switch (n) 1818 { 1819 case 4: 1820 ip->imode = (c == 'h'); /* insert/replace mode */ 1821 break; 1822 case 20: 1823 ip->linefeed_newline = (c == 'h'); 1824 break; 1825 } 1826 ip->escape = 0; 1827 return; 1828 1829 1830 case 'M': 1831 ite_dnline (ip, ite_argnum (ip)); 1832 ip->escape = 0; 1833 return; 1834 1835 1836 case 'L': 1837 ite_inline (ip, ite_argnum (ip)); 1838 ip->escape = 0; 1839 return; 1840 1841 1842 case 'P': 1843 ite_dnchar (ip, ite_argnum (ip)); 1844 ip->escape = 0; 1845 return; 1846 1847 1848 case '@': 1849 ite_inchar (ip, ite_argnum (ip)); 1850 ip->escape = 0; 1851 return; 1852 1853 1854 case 'G': 1855 /* this one was *not* in my vt320 manual but in 1856 a vt320 termcap entry.. who is right? 1857 It's supposed to set the horizontal cursor position. */ 1858 *ip->ap = 0; 1859 x = atoi (ip->argbuf); 1860 if (x) x--; 1861 ip->curx = min(x, ip->cols - 1); 1862 ip->escape = 0; 1863 SUBR_CURSOR(ip, MOVE_CURSOR); 1864 clr_attr (ip, ATTR_INV); 1865 return; 1866 1867 1868 case 'd': 1869 /* same thing here, this one's for setting the absolute 1870 vertical cursor position. Not documented... */ 1871 *ip->ap = 0; 1872 y = atoi (ip->argbuf); 1873 if (y) y--; 1874 if (ip->inside_margins) 1875 y += ip->top_margin; 1876 ip->cury = min(y, ip->rows - 1); 1877 ip->escape = 0; 1878 snap_cury(ip); 1879 SUBR_CURSOR(ip, MOVE_CURSOR); 1880 clr_attr (ip, ATTR_INV); 1881 return; 1882 1883 1884 case 'H': 1885 case 'f': 1886 *ip->ap = 0; 1887 y = atoi (ip->argbuf); 1888 x = 0; 1889 cp = index (ip->argbuf, ';'); 1890 if (cp) 1891 x = atoi (cp + 1); 1892 if (x) x--; 1893 if (y) y--; 1894 if (ip->inside_margins) 1895 y += ip->top_margin; 1896 ip->cury = min(y, ip->rows - 1); 1897 ip->curx = min(x, ip->cols - 1); 1898 ip->escape = 0; 1899 snap_cury(ip); 1900 SUBR_CURSOR(ip, MOVE_CURSOR); 1901 clr_attr (ip, ATTR_INV); 1902 return; 1903 1904 case 'A': 1905 n = ite_argnum (ip); 1906 n = ip->cury - (n ? n : 1); 1907 if (n < 0) n = 0; 1908 if (ip->inside_margins) 1909 n = max(ip->top_margin, n); 1910 else if (n == ip->top_margin - 1) 1911 /* allow scrolling outside region, but don't scroll out 1912 of active region without explicit CUP */ 1913 n = ip->top_margin; 1914 ip->cury = n; 1915 ip->escape = 0; 1916 SUBR_CURSOR(ip, MOVE_CURSOR); 1917 clr_attr (ip, ATTR_INV); 1918 return; 1919 1920 case 'B': 1921 n = ite_argnum (ip); 1922 n = ip->cury + (n ? n : 1); 1923 n = min(ip->rows - 1, n); 1924 if (ip->inside_margins) 1925 n = min(ip->bottom_margin, n); 1926 else if (n == ip->bottom_margin + 1) 1927 /* allow scrolling outside region, but don't scroll out 1928 of active region without explicit CUP */ 1929 n = ip->bottom_margin; 1930 ip->cury = n; 1931 ip->escape = 0; 1932 SUBR_CURSOR(ip, MOVE_CURSOR); 1933 clr_attr (ip, ATTR_INV); 1934 return; 1935 1936 case 'C': 1937 n = ite_argnum (ip); 1938 n = n ? n : 1; 1939 ip->curx = min(ip->curx + n, ip->cols - 1); 1940 ip->escape = 0; 1941 SUBR_CURSOR(ip, MOVE_CURSOR); 1942 clr_attr (ip, ATTR_INV); 1943 return; 1944 1945 case 'D': 1946 n = ite_argnum (ip); 1947 n = n ? n : 1; 1948 n = ip->curx - n; 1949 ip->curx = n >= 0 ? n : 0; 1950 ip->escape = 0; 1951 SUBR_CURSOR(ip, MOVE_CURSOR); 1952 clr_attr (ip, ATTR_INV); 1953 return; 1954 1955 1956 1957 1958 case 'J': 1959 *ip->ap = 0; 1960 n = ite_zargnum (ip); 1961 if (n == 0) 1962 ite_clrtoeos(ip); 1963 else if (n == 1) 1964 ite_clrtobos(ip); 1965 else if (n == 2) 1966 ite_clrscreen(ip); 1967 ip->escape = 0; 1968 return; 1969 1970 1971 case 'K': 1972 n = ite_zargnum (ip); 1973 if (n == 0) 1974 ite_clrtoeol(ip); 1975 else if (n == 1) 1976 ite_clrtobol(ip); 1977 else if (n == 2) 1978 ite_clrline(ip); 1979 ip->escape = 0; 1980 return; 1981 1982 1983 case 'X': 1984 n = ite_argnum(ip) - 1; 1985 n = min(n, ip->cols - 1 - ip->curx); 1986 for (; n >= 0; n--) 1987 { 1988 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1989 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1990 } 1991 ip->escape = 0; 1992 return; 1993 1994 1995 case '}': case '`': 1996 /* status line control */ 1997 ip->escape = 0; 1998 return; 1999 2000 2001 case 'r': 2002 *ip->ap = 0; 2003 x = atoi (ip->argbuf); 2004 x = x ? x : 1; 2005 y = ip->rows; 2006 cp = index (ip->argbuf, ';'); 2007 if (cp) 2008 { 2009 y = atoi (cp + 1); 2010 y = y ? y : ip->rows; 2011 } 2012 if (y - x < 2) 2013 { 2014 /* if illegal scrolling region, reset to defaults */ 2015 x = 1; 2016 y = ip->rows; 2017 } 2018 x--; 2019 y--; 2020 ip->top_margin = min(x, ip->rows - 1); 2021 ip->bottom_margin = min(y, ip->rows - 1); 2022 if (ip->inside_margins) 2023 { 2024 ip->cury = ip->top_margin; 2025 ip->curx = 0; 2026 SUBR_CURSOR(ip, MOVE_CURSOR); 2027 } 2028 ip->escape = 0; 2029 return; 2030 2031 2032 case 'm': 2033 /* big attribute setter/resetter */ 2034 { 2035 char *cp; 2036 *ip->ap = 0; 2037 /* kludge to make CSIm work (== CSI0m) */ 2038 if (ip->ap == ip->argbuf) 2039 ip->ap++; 2040 for (cp = ip->argbuf; cp < ip->ap; ) 2041 { 2042 switch (*cp) 2043 { 2044 case 0: 2045 case '0': 2046 clr_attr (ip, ATTR_ALL); 2047 cp++; 2048 break; 2049 2050 case '1': 2051 set_attr (ip, ATTR_BOLD); 2052 cp++; 2053 break; 2054 2055 case '2': 2056 switch (cp[1]) 2057 { 2058 case '2': 2059 clr_attr (ip, ATTR_BOLD); 2060 cp += 2; 2061 break; 2062 2063 case '4': 2064 clr_attr (ip, ATTR_UL); 2065 cp += 2; 2066 break; 2067 2068 case '5': 2069 clr_attr (ip, ATTR_BLINK); 2070 cp += 2; 2071 break; 2072 2073 case '7': 2074 clr_attr (ip, ATTR_INV); 2075 cp += 2; 2076 break; 2077 2078 default: 2079 cp++; 2080 break; 2081 } 2082 break; 2083 2084 case '4': 2085 set_attr (ip, ATTR_UL); 2086 cp++; 2087 break; 2088 2089 case '5': 2090 set_attr (ip, ATTR_BLINK); 2091 cp++; 2092 break; 2093 2094 case '7': 2095 set_attr (ip, ATTR_INV); 2096 cp++; 2097 break; 2098 2099 default: 2100 cp++; 2101 break; 2102 } 2103 } 2104 2105 } 2106 ip->escape = 0; 2107 return; 2108 2109 2110 case 'u': 2111 /* DECRQTSR */ 2112 ite_sendstr ("\033P\033\\"); 2113 ip->escape = 0; 2114 return; 2115 2116 2117 2118 default: 2119 ip->escape = 0; 2120 return; 2121 } 2122 break; 2123 2124 2125 2126 case '?': /* CSI ? */ 2127 switch (c) 2128 { 2129 case '0': case '1': case '2': case '3': case '4': 2130 case '5': case '6': case '7': case '8': case '9': 2131 case ';': case '\"': case '$': 2132 /* Don't fill the last character; it's needed. */ 2133 /* XXX yeah, where ?? */ 2134 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2135 *ip->ap++ = c; 2136 return; 2137 2138 2139 case 'n': 2140 *ip->ap = 0; 2141 if (ip->ap == &ip->argbuf[2]) 2142 { 2143 if (! strncmp (ip->argbuf, "15", 2)) 2144 /* printer status: no printer */ 2145 ite_sendstr ("\033[13n"); 2146 2147 else if (! strncmp (ip->argbuf, "25", 2)) 2148 /* udk status */ 2149 ite_sendstr ("\033[20n"); 2150 2151 else if (! strncmp (ip->argbuf, "26", 2)) 2152 /* keyboard dialect: US */ 2153 ite_sendstr ("\033[27;1n"); 2154 } 2155 ip->escape = 0; 2156 return; 2157 2158 2159 case 'h': case 'l': 2160 n = ite_zargnum (ip); 2161 switch (n) 2162 { 2163 case 1: 2164 ip->cursor_appmode = (c == 'h'); 2165 break; 2166 2167 case 3: 2168 /* 132/80 columns (132 == 'h') */ 2169 break; 2170 2171 case 4: /* smooth scroll */ 2172 break; 2173 2174 case 5: 2175 /* light background (=='h') /dark background(=='l') */ 2176 break; 2177 2178 case 6: /* origin mode */ 2179 ip->inside_margins = (c == 'h'); 2180 ip->curx = 0; 2181 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2182 SUBR_CURSOR(ip, MOVE_CURSOR); 2183 break; 2184 2185 case 7: /* auto wraparound */ 2186 ip->auto_wrap = (c == 'h'); 2187 break; 2188 2189 case 8: /* keyboard repeat */ 2190 ip->key_repeat = (c == 'h'); 2191 break; 2192 2193 case 20: /* newline mode */ 2194 ip->linefeed_newline = (c == 'h'); 2195 break; 2196 2197 case 25: /* cursor on/off */ 2198 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2199 break; 2200 } 2201 ip->escape = 0; 2202 return; 2203 2204 default: 2205 ip->escape = 0; 2206 return; 2207 } 2208 break; 2209 2210 2211 default: 2212 ip->escape = 0; 2213 return; 2214 } 2215 } 2216 2217 switch (c) { 2218 2219 case VT: /* VT is treated like LF */ 2220 case FF: /* so is FF */ 2221 case LF: 2222 /* cr->crlf distinction is done here, on output, 2223 not on input! */ 2224 if (ip->linefeed_newline) 2225 ite_crlf (ip); 2226 else 2227 ite_lf (ip); 2228 break; 2229 2230 case CR: 2231 ite_cr (ip); 2232 break; 2233 2234 case BS: 2235 if (--ip->curx < 0) 2236 ip->curx = 0; 2237 else 2238 SUBR_CURSOR(ip, MOVE_CURSOR); 2239 break; 2240 2241 case HT: 2242 for (n = ip->curx + 1; n < ip->cols; n++) { 2243 if (ip->tabs[n]) { 2244 ip->curx = n; 2245 SUBR_CURSOR(ip, MOVE_CURSOR); 2246 break; 2247 } 2248 } 2249 break; 2250 2251 case BEL: 2252 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2253 kbdbell(); 2254 break; 2255 2256 case SO: 2257 ip->GL = ip->G1; 2258 break; 2259 2260 case SI: 2261 ip->GL = ip->G0; 2262 break; 2263 2264 case ENQ: 2265 /* send answer-back message !! */ 2266 break; 2267 2268 case CAN: 2269 ip->escape = 0; /* cancel any escape sequence in progress */ 2270 break; 2271 2272 case SUB: 2273 ip->escape = 0; /* dito, but see below */ 2274 /* should also display a reverse question mark!! */ 2275 break; 2276 2277 case ESC: 2278 ip->escape = ESC; 2279 break; 2280 2281 2282 /* now it gets weird.. 8bit control sequences.. */ 2283 case IND: /* index: move cursor down, scroll */ 2284 ite_lf (ip); 2285 break; 2286 2287 case NEL: /* next line. next line, first pos. */ 2288 ite_crlf (ip); 2289 break; 2290 2291 case HTS: /* set horizontal tab */ 2292 if (ip->curx < ip->cols) 2293 ip->tabs[ip->curx] = 1; 2294 break; 2295 2296 case RI: /* reverse index */ 2297 ite_rlf (ip); 2298 break; 2299 2300 case SS2: /* go into G2 for one character */ 2301 /* not yet supported */ 2302 break; 2303 2304 case SS3: /* go into G3 for one character */ 2305 break; 2306 2307 case DCS: /* device control string introducer */ 2308 ip->escape = DCS; 2309 ip->ap = ip->argbuf; 2310 break; 2311 2312 case CSI: /* control sequence introducer */ 2313 ip->escape = CSI; 2314 ip->ap = ip->argbuf; 2315 break; 2316 2317 case ST: /* string terminator */ 2318 /* ignore, if not used as terminator */ 2319 break; 2320 2321 case OSC: /* introduces OS command. Ignore everything upto ST */ 2322 ip->escape = OSC; 2323 break; 2324 2325 case PM: /* privacy message, ignore everything upto ST */ 2326 ip->escape = PM; 2327 break; 2328 2329 case APC: /* application program command, ignore everything upto ST */ 2330 ip->escape = APC; 2331 break; 2332 2333 default: 2334 if (c < ' ' || c == DEL) 2335 break; 2336 if (ip->imode) 2337 ite_inchar(ip, 1); 2338 iteprecheckwrap(ip); 2339 #ifdef DO_WEIRD_ATTRIBUTES 2340 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2341 attrset(ip, ATTR_INV); 2342 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2343 } 2344 else 2345 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2346 #else 2347 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2348 #endif 2349 SUBR_CURSOR(ip, DRAW_CURSOR); 2350 itecheckwrap(ip); 2351 break; 2352 } 2353 } 2354 2355 static void 2356 iteprecheckwrap(ip) 2357 struct ite_softc *ip; 2358 { 2359 if (ip->auto_wrap && ip->curx == ip->cols) { 2360 ip->curx = 0; 2361 clr_attr(ip, ATTR_INV); 2362 if (++ip->cury >= ip->bottom_margin + 1) { 2363 ip->cury = ip->bottom_margin; 2364 SUBR_CURSOR(ip, MOVE_CURSOR); 2365 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2366 ite_clrtoeol(ip); 2367 } else 2368 SUBR_CURSOR(ip, MOVE_CURSOR); 2369 } 2370 } 2371 2372 static void 2373 itecheckwrap(ip) 2374 struct ite_softc *ip; 2375 { 2376 if (ip->curx < ip->cols) { 2377 ip->curx++; 2378 SUBR_CURSOR(ip, MOVE_CURSOR); 2379 } 2380 } 2381