1 /* $NetBSD: ite.c,v 1.22 1997/01/10 21:24:25 leo 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 <sys/param.h> 51 #include <sys/kernel.h> 52 #include <sys/conf.h> 53 #include <sys/device.h> 54 #include <sys/malloc.h> 55 #include <sys/ioctl.h> 56 #include <sys/tty.h> 57 #include <sys/termios.h> 58 #include <sys/systm.h> 59 #include <sys/proc.h> 60 #include <dev/cons.h> 61 62 #include <machine/cpu.h> 63 64 #include <atari/atari/device.h> 65 #include <atari/dev/event_var.h> 66 #include <atari/dev/kbdmap.h> 67 #include <atari/dev/kbdvar.h> 68 #include <atari/dev/iteioctl.h> 69 #include <atari/dev/itevar.h> 70 #include <atari/dev/grfioctl.h> 71 #include <atari/dev/grfabs_reg.h> 72 #include <atari/dev/grfvar.h> 73 #include <atari/dev/viewioctl.h> 74 #include <atari/dev/viewvar.h> 75 76 #define ITEUNIT(dev) (minor(dev)) 77 78 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 79 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 80 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 81 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 82 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 83 #define SUBR_SCROLL(ip,sy,sx,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 84 85 u_int ite_confunits; /* configured units */ 86 87 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 88 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 89 90 int ite_default_wrap = 1; /* you want vtxxx-nam, binpatch */ 91 92 struct ite_softc con_itesoftc; 93 u_char cons_tabs[MAX_TABS]; 94 95 struct ite_softc *kbd_ite; 96 int kbd_init; 97 98 static __inline__ int atoi __P((const char *)); 99 static __inline__ int ite_argnum __P((struct ite_softc *)); 100 static __inline__ int ite_zargnum __P((struct ite_softc *)); 101 static __inline__ void ite_cr __P((struct ite_softc *)); 102 static __inline__ void ite_crlf __P((struct ite_softc *)); 103 static __inline__ void ite_clrline __P((struct ite_softc *)); 104 static __inline__ void ite_clrscreen __P((struct ite_softc *)); 105 static __inline__ void ite_clrtobos __P((struct ite_softc *)); 106 static __inline__ void ite_clrtobol __P((struct ite_softc *)); 107 static __inline__ void ite_clrtoeol __P((struct ite_softc *)); 108 static __inline__ void ite_clrtoeos __P((struct ite_softc *)); 109 static __inline__ void ite_dnchar __P((struct ite_softc *, int)); 110 static __inline__ void ite_inchar __P((struct ite_softc *, int)); 111 static __inline__ void ite_inline __P((struct ite_softc *, int)); 112 static __inline__ void ite_lf __P((struct ite_softc *)); 113 static __inline__ void ite_dnline __P((struct ite_softc *, int)); 114 static __inline__ void ite_rlf __P((struct ite_softc *)); 115 static __inline__ void ite_sendstr __P((char *)); 116 static __inline__ void snap_cury __P((struct ite_softc *)); 117 118 static void alignment_display __P((struct ite_softc *)); 119 static char *index __P((const char *, int)); 120 static struct ite_softc *getitesp __P((dev_t)); 121 static void itecheckwrap __P((struct ite_softc *)); 122 static void iteprecheckwrap __P((struct ite_softc *)); 123 static void itestart __P((struct tty *)); 124 static void ite_switch __P((int)); 125 static void repeat_handler __P((void *)); 126 127 void iteputchar __P((int c, struct ite_softc *ip)); 128 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 129 void iteattach __P((struct device *, struct device *, void *)); 130 int itematch __P((struct device *, struct cfdata *, void *)); 131 132 /* 133 * Console specific types. 134 */ 135 dev_type_cnprobe(itecnprobe); 136 dev_type_cninit(itecninit); 137 dev_type_cngetc(itecngetc); 138 dev_type_cnputc(itecnputc); 139 140 struct cfattach ite_ca = { 141 sizeof(struct ite_softc), itematch, iteattach 142 }; 143 144 struct cfdriver ite_cd = { 145 NULL, "ite", DV_DULL, NULL, 0 146 }; 147 148 int 149 itematch(pdp, cfp, auxp) 150 struct device *pdp; 151 struct cfdata *cfp; 152 void *auxp; 153 { 154 struct grf_softc *gp = auxp; 155 dev_t itedev; 156 int maj; 157 158 /* 159 * all that our mask allows (more than enough no one 160 * has > 32 monitors for text consoles on one machine) 161 */ 162 if (cfp->cf_unit >= sizeof(ite_confunits) * NBBY) 163 return(0); 164 /* 165 * XXX 166 * normally this would be done in attach, however 167 * during early init we do not have a device pointer 168 * and thus no unit number. 169 */ 170 for(maj = 0; maj < nchrdev; maj++) 171 if (cdevsw[maj].d_open == iteopen) 172 break; 173 itedev = makedev(maj, cfp->cf_unit); 174 175 /* 176 * Try to make sure that a single ite will not be attached to 177 * multiple grf's. 178 * Note that the console grf is the only grf that will ever enter 179 * here with itedev != (dev_t)-1. 180 */ 181 if (gp->g_itedev == (dev_t)-1) { 182 if (ite_confunits & (1 << ITEUNIT(itedev))) 183 return (0); 184 } 185 186 gp->g_itedev = itedev; 187 return(1); 188 } 189 190 void 191 iteattach(pdp, dp, auxp) 192 struct device *pdp, *dp; 193 void *auxp; 194 { 195 struct grf_softc *gp; 196 struct ite_softc *ip; 197 int s; 198 199 gp = (struct grf_softc *)auxp; 200 201 /* 202 * mark unit as attached (XXX see itematch) 203 */ 204 ite_confunits |= 1 << ITEUNIT(gp->g_itedev); 205 206 if(dp) { 207 ip = (struct ite_softc *)dp; 208 209 s = spltty(); 210 if(con_itesoftc.grf != NULL 211 && con_itesoftc.grf->g_unit == gp->g_unit) { 212 /* 213 * console reinit copy params over. 214 * and console always gets keyboard 215 */ 216 bcopy(&con_itesoftc.grf, &ip->grf, 217 (char *)&ip[1] - (char *)&ip->grf); 218 con_itesoftc.grf = NULL; 219 kbd_ite = ip; 220 } 221 ip->grf = gp; 222 splx(s); 223 224 iteinit(gp->g_itedev); 225 printf(": %dx%d", ip->rows, ip->cols); 226 printf(" repeat at (%d/100)s next at (%d/100)s", 227 start_repeat_timeo, next_repeat_timeo); 228 229 if (kbd_ite == NULL) 230 kbd_ite = ip; 231 if (kbd_ite == ip) 232 printf(" has keyboard"); 233 printf("\n"); 234 } else { 235 if (con_itesoftc.grf != NULL && 236 con_itesoftc.grf->g_conpri > gp->g_conpri) 237 return; 238 con_itesoftc.grf = gp; 239 con_itesoftc.tabs = cons_tabs; 240 } 241 } 242 243 static struct ite_softc * 244 getitesp(dev) 245 dev_t dev; 246 { 247 if(atari_realconfig && (con_itesoftc.grf == NULL)) 248 return(ite_cd.cd_devs[ITEUNIT(dev)]); 249 250 if(con_itesoftc.grf == NULL) 251 panic("no ite_softc for console"); 252 return(&con_itesoftc); 253 } 254 255 /* 256 * cons.c entry points into ite device. 257 */ 258 259 /* 260 * Return a priority in consdev->cn_pri field highest wins. This function 261 * is called before any devices have been probed. 262 */ 263 void 264 itecnprobe(cd) 265 struct consdev *cd; 266 { 267 /* 268 * bring graphics layer up. 269 */ 270 config_console(); 271 272 /* 273 * return priority of the best ite (already picked from attach) 274 * or CN_DEAD. 275 */ 276 if (con_itesoftc.grf == NULL) 277 cd->cn_pri = CN_DEAD; 278 else { 279 cd->cn_pri = con_itesoftc.grf->g_conpri; 280 cd->cn_dev = con_itesoftc.grf->g_itedev; 281 } 282 } 283 284 void 285 itecninit(cd) 286 struct consdev *cd; 287 { 288 struct ite_softc *ip; 289 290 ip = getitesp(cd->cn_dev); 291 ip->flags |= ITE_ISCONS; 292 iteinit(cd->cn_dev); 293 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 294 } 295 296 /* 297 * ite_cnfinish() is called in ite_init() when the device is 298 * being probed in the normal fasion, thus we can finish setting 299 * up this ite now that the system is more functional. 300 */ 301 void 302 ite_cnfinish(ip) 303 struct ite_softc *ip; 304 { 305 static int done; 306 307 if (done) 308 return; 309 done = 1; 310 } 311 312 int 313 itecngetc(dev) 314 dev_t dev; 315 { 316 int c; 317 318 do { 319 c = kbdgetcn(); 320 c = ite_cnfilter(c, ITEFILT_CONSOLE); 321 } while (c == -1); 322 return (c); 323 } 324 325 void 326 itecnputc(dev, c) 327 dev_t dev; 328 int c; 329 { 330 static int paniced; 331 struct ite_softc *ip; 332 char ch; 333 334 ip = getitesp(dev); 335 ch = c; 336 337 if (panicstr && !paniced && 338 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 339 (void)ite_on(dev, 3); 340 paniced = 1; 341 } 342 SUBR_CURSOR(ip, START_CURSOROPT); 343 iteputchar(ch, ip); 344 SUBR_CURSOR(ip, END_CURSOROPT); 345 } 346 347 /* 348 * standard entry points to the device. 349 */ 350 351 /* 352 * iteinit() is the standard entry point for initialization of 353 * an ite device, it is also called from itecninit(). 354 * 355 */ 356 void 357 iteinit(dev) 358 dev_t dev; 359 { 360 struct ite_softc *ip; 361 362 ip = getitesp(dev); 363 if (ip->flags & ITE_INITED) 364 return; 365 if (atari_realconfig) { 366 if (ip->kbdmap && ip->kbdmap != &ascii_kbdmap) 367 free(ip->kbdmap, M_DEVBUF); 368 ip->kbdmap = malloc(sizeof(struct kbdmap), M_DEVBUF, M_WAITOK); 369 bcopy(&ascii_kbdmap, ip->kbdmap, sizeof(struct kbdmap)); 370 } 371 else ip->kbdmap = &ascii_kbdmap; 372 373 ip->cursorx = 0; 374 ip->cursory = 0; 375 SUBR_INIT(ip); 376 SUBR_CURSOR(ip, DRAW_CURSOR); 377 if (ip->tabs == NULL) 378 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 379 ite_reset(ip); 380 ip->flags |= ITE_INITED; 381 } 382 383 int 384 iteopen(dev, mode, devtype, p) 385 dev_t dev; 386 int mode, devtype; 387 struct proc *p; 388 { 389 struct ite_softc *ip; 390 struct tty *tp; 391 int error, first, unit; 392 393 unit = ITEUNIT(dev); 394 first = 0; 395 396 if (((1 << unit) & ite_confunits) == 0) 397 return (ENXIO); 398 399 ip = getitesp(dev); 400 401 if (ip->tp == NULL) { 402 tp = ip->tp = ttymalloc(); 403 tty_attach(tp); 404 } 405 else tp = ip->tp; 406 407 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 408 && p->p_ucred->cr_uid != 0) 409 return (EBUSY); 410 if ((ip->flags & ITE_ACTIVE) == 0) { 411 error = ite_on(dev, 0); 412 if (error) 413 return (error); 414 first = 1; 415 } 416 tp->t_oproc = itestart; 417 tp->t_param = ite_param; 418 tp->t_dev = dev; 419 if ((tp->t_state & TS_ISOPEN) == 0) { 420 ttychars(tp); 421 tp->t_iflag = TTYDEF_IFLAG; 422 tp->t_oflag = TTYDEF_OFLAG; 423 tp->t_cflag = TTYDEF_CFLAG; 424 tp->t_lflag = TTYDEF_LFLAG; 425 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 426 tp->t_state = TS_WOPEN | TS_CARR_ON; 427 ttsetwater(tp); 428 } 429 error = (*linesw[tp->t_line].l_open) (dev, tp); 430 if (error == 0) { 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 } else if (first) 438 ite_off(dev, 0); 439 return (error); 440 } 441 442 int 443 iteclose(dev, flag, mode, p) 444 dev_t dev; 445 int flag, mode; 446 struct proc *p; 447 { 448 struct tty *tp; 449 450 tp = getitesp(dev)->tp; 451 452 KDASSERT(tp); 453 (*linesw[tp->t_line].l_close) (tp, flag); 454 ttyclose(tp); 455 ite_off(dev, 0); 456 return (0); 457 } 458 459 int 460 iteread(dev, uio, flag) 461 dev_t dev; 462 struct uio *uio; 463 int flag; 464 { 465 struct tty *tp; 466 467 tp = getitesp(dev)->tp; 468 469 KDASSERT(tp); 470 return ((*linesw[tp->t_line].l_read) (tp, uio, flag)); 471 } 472 473 int 474 itewrite(dev, uio, flag) 475 dev_t dev; 476 struct uio *uio; 477 int flag; 478 { 479 struct tty *tp; 480 481 tp = getitesp(dev)->tp; 482 483 KDASSERT(tp); 484 return ((*linesw[tp->t_line].l_write) (tp, uio, flag)); 485 } 486 487 void 488 itestop(tp, flag) 489 struct tty *tp; 490 int flag; 491 { 492 } 493 494 struct tty * 495 itetty(dev) 496 dev_t dev; 497 { 498 return(getitesp(dev)->tp); 499 } 500 501 int 502 iteioctl(dev, cmd, addr, flag, p) 503 dev_t dev; 504 u_long cmd; 505 int flag; 506 caddr_t addr; 507 struct proc *p; 508 { 509 struct iterepeat *irp; 510 struct ite_softc *ip; 511 struct tty *tp; 512 view_t *view; 513 struct itewinsize *is; 514 int error; 515 516 ip = getitesp(dev); 517 tp = ip->tp; 518 view = viewview(ip->grf->g_viewdev); 519 520 KDASSERT(tp); 521 522 error = (*linesw[tp->t_line].l_ioctl) (tp, cmd, addr, flag, p); 523 if(error >= 0) 524 return (error); 525 error = ttioctl(tp, cmd, addr, flag, p); 526 if (error >= 0) 527 return (error); 528 529 switch (cmd) { 530 case ITEIOCSKMAP: 531 if (addr == 0) 532 return(EFAULT); 533 bcopy(addr, ip->kbdmap, sizeof(struct kbdmap)); 534 return(0); 535 case ITEIOCSSKMAP: 536 if (addr == 0) 537 return(EFAULT); 538 bcopy(addr, &ascii_kbdmap, sizeof(struct kbdmap)); 539 return(0); 540 case ITEIOCGKMAP: 541 if (addr == NULL) 542 return(EFAULT); 543 bcopy(ip->kbdmap, addr, sizeof(struct kbdmap)); 544 return(0); 545 case ITEIOCGREPT: 546 irp = (struct iterepeat *)addr; 547 irp->start = start_repeat_timeo; 548 irp->next = next_repeat_timeo; 549 return(0); 550 case ITEIOCSREPT: 551 irp = (struct iterepeat *)addr; 552 if (irp->start < ITEMINREPEAT || irp->next < ITEMINREPEAT) 553 return(EINVAL); 554 start_repeat_timeo = irp->start; 555 next_repeat_timeo = irp->next; 556 return(0); 557 case ITEIOCGWINSZ: 558 is = (struct itewinsize *)addr; 559 is->x = view->display.x; 560 is->y = view->display.y; 561 is->width = view->display.width; 562 is->height = view->display.height; 563 is->depth = view->bitmap->depth; 564 return(0); 565 case ITEIOCDSPWIN: 566 ip->grf->g_mode(ip->grf, GM_GRFON, NULL, 0, 0); 567 return(0); 568 case ITEIOCREMWIN: 569 ip->grf->g_mode(ip->grf, GM_GRFOFF, NULL, 0, 0); 570 return(0); 571 } 572 error = (ip->itexx_ioctl)(ip, cmd, addr, flag, p); 573 if(error >= 0) 574 return(error); 575 return (ENOTTY); 576 } 577 578 void 579 itestart(tp) 580 struct tty *tp; 581 { 582 struct clist *rbp; 583 struct ite_softc *ip; 584 u_char buf[ITEBURST]; 585 int s, len; 586 587 ip = getitesp(tp->t_dev); 588 589 KDASSERT(tp); 590 591 s = spltty(); { 592 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 593 goto out; 594 595 tp->t_state |= TS_BUSY; 596 rbp = &tp->t_outq; 597 598 len = q_to_b(rbp, buf, ITEBURST); 599 } splx(s); 600 601 /* Here is a really good place to implement pre/jumpscroll() */ 602 ite_putstr((char *)buf, len, tp->t_dev); 603 604 s = spltty(); { 605 tp->t_state &= ~TS_BUSY; 606 /* we have characters remaining. */ 607 if (rbp->c_cc) { 608 tp->t_state |= TS_TIMEOUT; 609 timeout(ttrstrt, tp, 1); 610 } 611 /* wakeup we are below */ 612 if (rbp->c_cc <= tp->t_lowat) { 613 if (tp->t_state & TS_ASLEEP) { 614 tp->t_state &= ~TS_ASLEEP; 615 wakeup((caddr_t) rbp); 616 } 617 selwakeup(&tp->t_wsel); 618 } 619 out: ; 620 } splx(s); 621 } 622 623 int 624 ite_on(dev, flag) 625 dev_t dev; 626 int flag; 627 { 628 struct ite_softc *ip; 629 int unit; 630 631 unit = ITEUNIT(dev); 632 if (((1 << unit) & ite_confunits) == 0) 633 return (ENXIO); 634 635 ip = getitesp(dev); 636 637 /* force ite active, overriding graphics mode */ 638 if (flag & 1) { 639 ip->flags |= ITE_ACTIVE; 640 ip->flags &= ~(ITE_INGRF | ITE_INITED); 641 } 642 /* leave graphics mode */ 643 if (flag & 2) { 644 ip->flags &= ~ITE_INGRF; 645 if ((ip->flags & ITE_ACTIVE) == 0) 646 return (0); 647 } 648 ip->flags |= ITE_ACTIVE; 649 if (ip->flags & ITE_INGRF) 650 return (0); 651 iteinit(dev); 652 return (0); 653 } 654 655 void 656 ite_off(dev, flag) 657 dev_t dev; 658 int flag; 659 { 660 struct ite_softc *ip; 661 662 ip = getitesp(dev); 663 if (flag & 2) 664 ip->flags |= ITE_INGRF; 665 if ((ip->flags & ITE_ACTIVE) == 0) 666 return; 667 if ((flag & 1) || 668 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 669 SUBR_DEINIT(ip); 670 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 671 ip->flags &= ~ITE_ACTIVE; 672 } 673 674 static void 675 ite_switch(unit) 676 int unit; 677 { 678 struct ite_softc *ip; 679 680 if(!(ite_confunits & (1 << unit))) 681 return; /* Don't try unconfigured units */ 682 ip = getitesp(unit); 683 if(!(ip->flags & ITE_INITED)) 684 return; 685 686 /* 687 * If switching to an active ite, also switch the keyboard. 688 */ 689 if(ip->flags & ITE_ACTIVE) 690 kbd_ite = ip; 691 692 /* 693 * Now make it visible 694 */ 695 viewioctl(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 0, NOPROC); 696 697 /* 698 * Make sure the cursor's there too.... 699 */ 700 SUBR_CURSOR(ip, DRAW_CURSOR); 701 } 702 703 /* XXX called after changes made in underlying grf layer. */ 704 /* I want to nuke this */ 705 void 706 ite_reinit(dev) 707 dev_t dev; 708 { 709 struct ite_softc *ip; 710 711 ip = getitesp(dev); 712 ip->flags &= ~ITE_INITED; 713 iteinit(dev); 714 } 715 716 int 717 ite_param(tp, t) 718 struct tty *tp; 719 struct termios *t; 720 { 721 tp->t_ispeed = t->c_ispeed; 722 tp->t_ospeed = t->c_ospeed; 723 tp->t_cflag = t->c_cflag; 724 return (0); 725 } 726 727 void 728 ite_reset(ip) 729 struct ite_softc *ip; 730 { 731 int i; 732 733 ip->curx = 0; 734 ip->cury = 0; 735 ip->attribute = ATTR_NOR; 736 ip->save_curx = 0; 737 ip->save_cury = 0; 738 ip->save_attribute = ATTR_NOR; 739 ip->ap = ip->argbuf; 740 ip->emul_level = 0; 741 ip->eightbit_C1 = 0; 742 ip->top_margin = 0; 743 ip->bottom_margin = ip->rows - 1; 744 ip->inside_margins = 0; 745 ip->linefeed_newline = 0; 746 ip->auto_wrap = ite_default_wrap; 747 ip->cursor_appmode = 0; 748 ip->keypad_appmode = 0; 749 ip->imode = 0; 750 ip->key_repeat = 1; 751 bzero(ip->tabs, ip->cols); 752 for (i = 0; i < ip->cols; i++) 753 ip->tabs[i] = ((i & 7) == 0); 754 } 755 756 /* 757 * has to be global because of the shared filters. 758 */ 759 static u_char last_dead; 760 761 /* 762 * Used in console at startup only and for DDB. 763 */ 764 int 765 ite_cnfilter(c, caller) 766 u_int c; 767 enum caller caller; 768 { 769 struct key key; 770 struct kbdmap *kbdmap; 771 u_char code, up, mask; 772 int s; 773 774 up = KBD_RELEASED(c); 775 c = KBD_SCANCODE(c); 776 code = 0; 777 mask = 0; 778 kbdmap = (kbd_ite == NULL) ? &ascii_kbdmap : kbd_ite->kbdmap; 779 780 s = spltty(); 781 782 /* 783 * No special action if key released 784 */ 785 if(up) { 786 splx(s); 787 return -1; 788 } 789 790 /* translate modifiers */ 791 if(kbd_modifier & KBD_MOD_SHIFT) { 792 if(kbd_modifier & KBD_MOD_ALT) 793 key = kbdmap->alt_shift_keys[c]; 794 else key = kbdmap->shift_keys[c]; 795 } 796 else if(kbd_modifier & KBD_MOD_ALT) 797 key = kbdmap->alt_keys[c]; 798 else { 799 key = kbdmap->keys[c]; 800 /* 801 * If CAPS and key is CAPable (no pun intended) 802 */ 803 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 804 key = kbdmap->shift_keys[c]; 805 } 806 code = key.code; 807 808 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 809 /* 810 * If string return simple console filter 811 */ 812 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 813 splx(s); 814 return -1; 815 } 816 /* handle dead keys */ 817 if(key->mode & KBD_MODE_DEAD) { 818 /* if entered twice, send accent itself */ 819 if (last_dead == key->mode & KBD_MODE_ACCMASK) 820 last_dead = 0; 821 else { 822 last_dead = key->mode & KBD_MODE_ACCMASK; 823 splx(s); 824 return -1; 825 } 826 } 827 if(last_dead) { 828 /* can't apply dead flag to string-keys */ 829 if (code >= '@' && code < 0x7f) 830 code = 831 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 832 last_dead = 0; 833 } 834 #endif 835 if(kbd_modifier & KBD_MOD_CTRL) 836 code &= 0x1f; 837 838 /* 839 * Do console mapping. 840 */ 841 code = code == '\r' ? '\n' : code; 842 843 splx(s); 844 return (code); 845 } 846 847 /* And now the old stuff. */ 848 849 /* these are used to implement repeating keys.. */ 850 static u_int last_char; 851 static u_char tout_pending; 852 853 /*ARGSUSED*/ 854 static void 855 repeat_handler(arg) 856 void *arg; 857 { 858 tout_pending = 0; 859 if(last_char) 860 add_sicallback((si_farg)ite_filter, (void *)last_char, 861 (void *)ITEFILT_REPEATER); 862 } 863 864 void 865 ite_filter(c, caller) 866 u_int c; 867 enum caller caller; 868 { 869 struct tty *kbd_tty; 870 struct kbdmap *kbdmap; 871 u_char code, *str, up, mask; 872 struct key key; 873 int s, i; 874 875 if(kbd_ite == NULL) 876 return; 877 878 kbd_tty = kbd_ite->tp; 879 kbdmap = kbd_ite->kbdmap; 880 881 up = KBD_RELEASED(c); 882 c = KBD_SCANCODE(c); 883 code = 0; 884 mask = 0; 885 886 /* have to make sure we're at spltty in here */ 887 s = spltty(); 888 889 /* 890 * keyboard interrupts come at priority 2, while softint 891 * generated keyboard-repeat interrupts come at level 1. So, 892 * to not allow a key-up event to get thru before a repeat for 893 * the key-down, we remove any outstanding callout requests.. 894 */ 895 rem_sicallback((si_farg)ite_filter); 896 897 /* 898 * Stop repeating on up event 899 */ 900 if (up) { 901 if(tout_pending) { 902 untimeout(repeat_handler, 0); 903 tout_pending = 0; 904 last_char = 0; 905 } 906 splx(s); 907 return; 908 } 909 else if(tout_pending && last_char != c) { 910 /* 911 * Different character, stop also 912 */ 913 untimeout(repeat_handler, 0); 914 tout_pending = 0; 915 last_char = 0; 916 } 917 918 /* 919 * Handle ite-switching ALT + Fx 920 */ 921 if((kbd_modifier == KBD_MOD_ALT) && (c >= 0x3b) && (c <= 0x44)) { 922 ite_switch(c - 0x3b); 923 splx(s); 924 return; 925 } 926 /* 927 * Safety button, switch back to ascii keymap. 928 */ 929 if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x3b) { 930 /* ALT + LSHIFT + F1 */ 931 bcopy(&ascii_kbdmap, kbdmap, sizeof(struct kbdmap)); 932 splx(s); 933 return; 934 #ifdef DDB 935 } 936 else if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 937 /* 938 * ALT + LSHIFT + F9 -> Debugger! 939 */ 940 Debugger(); 941 splx(s); 942 return; 943 #endif 944 } 945 946 /* 947 * The rest of the code is senseless when the device is not open. 948 */ 949 if(kbd_tty == NULL) { 950 splx(s); 951 return; 952 } 953 954 /* 955 * Translate modifiers 956 */ 957 if(kbd_modifier & KBD_MOD_SHIFT) { 958 if(kbd_modifier & KBD_MOD_ALT) 959 key = kbdmap->alt_shift_keys[c]; 960 else key = kbdmap->shift_keys[c]; 961 } 962 else if(kbd_modifier & KBD_MOD_ALT) 963 key = kbdmap->alt_keys[c]; 964 else { 965 key = kbdmap->keys[c]; 966 /* 967 * If CAPS and key is CAPable (no pun intended) 968 */ 969 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 970 key = kbdmap->shift_keys[c]; 971 } 972 code = key.code; 973 974 /* 975 * Arrange to repeat the keystroke. By doing this at the level 976 * of scan-codes, we can have function keys, and keys that 977 * send strings, repeat too. This also entitles an additional 978 * overhead, since we have to do the conversion each time, but 979 * I guess that's ok. 980 */ 981 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 982 tout_pending = 1; 983 last_char = c; 984 timeout(repeat_handler, 0, start_repeat_timeo * hz / 100); 985 } 986 else if(!tout_pending && caller==ITEFILT_REPEATER 987 && kbd_ite->key_repeat) { 988 tout_pending = 1; 989 last_char = c; 990 timeout(repeat_handler, 0, next_repeat_timeo * hz / 100); 991 } 992 /* handle dead keys */ 993 if (key.mode & KBD_MODE_DEAD) { 994 /* if entered twice, send accent itself */ 995 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 996 last_dead = 0; 997 else { 998 last_dead = key.mode & KBD_MODE_ACCMASK; 999 splx(s); 1000 return; 1001 } 1002 } 1003 if (last_dead) { 1004 /* can't apply dead flag to string-keys */ 1005 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 1006 code < 0x7f) 1007 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 1008 last_dead = 0; 1009 } 1010 1011 /* 1012 * If not string, apply CTRL modifiers 1013 */ 1014 if(!(key.mode & KBD_MODE_STRING) 1015 && (!(key.mode & KBD_MODE_KPAD) 1016 || (kbd_ite && !kbd_ite->keypad_appmode))) { 1017 if(kbd_modifier & KBD_MOD_CTRL) 1018 code &= 0x1f; 1019 } 1020 else if((key.mode & KBD_MODE_KPAD) 1021 && (kbd_ite && kbd_ite->keypad_appmode)) { 1022 static char *in = "0123456789-+.\r()/*"; 1023 static char *out = "pqrstuvwxymlnMPQRS"; 1024 char *cp = index(in, code); 1025 1026 /* 1027 * keypad-appmode sends SS3 followed by the above 1028 * translated character 1029 */ 1030 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 1031 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 1032 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 1033 splx(s); 1034 return; 1035 } else { 1036 /* *NO* I don't like this.... */ 1037 static u_char app_cursor[] = 1038 { 1039 3, 27, 'O', 'A', 1040 3, 27, 'O', 'B', 1041 3, 27, 'O', 'C', 1042 3, 27, 'O', 'D'}; 1043 1044 str = kbdmap->strings + code; 1045 /* 1046 * if this is a cursor key, AND it has the default 1047 * keymap setting, AND we're in app-cursor mode, switch 1048 * to the above table. This is *nasty* ! 1049 */ 1050 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1051 && kbd_ite->cursor_appmode 1052 && !bcmp(str, "\x03\x1b[", 3) && 1053 index("ABCD", str[3])) 1054 str = app_cursor + 4 * (str[3] - 'A'); 1055 1056 /* 1057 * using a length-byte instead of 0-termination allows 1058 * to embed \0 into strings, although this is not used 1059 * in the default keymap 1060 */ 1061 for (i = *str++; i; i--) 1062 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1063 splx(s); 1064 return; 1065 } 1066 (*linesw[kbd_tty->t_line].l_rint) (code, kbd_tty); 1067 1068 splx(s); 1069 return; 1070 } 1071 1072 /* helper functions, makes the code below more readable */ 1073 static __inline__ void 1074 ite_sendstr(str) 1075 char *str; 1076 { 1077 struct tty *kbd_tty; 1078 1079 kbd_tty = kbd_ite->tp; 1080 KDASSERT(kbd_tty); 1081 while (*str) 1082 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1083 } 1084 1085 static void 1086 alignment_display(ip) 1087 struct ite_softc *ip; 1088 { 1089 int i, j; 1090 1091 for (j = 0; j < ip->rows; j++) 1092 for (i = 0; i < ip->cols; i++) 1093 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1094 attrclr(ip, 0, 0, ip->rows, ip->cols); 1095 SUBR_CURSOR(ip, DRAW_CURSOR); 1096 } 1097 1098 static __inline__ void 1099 snap_cury(ip) 1100 struct ite_softc *ip; 1101 { 1102 if (ip->inside_margins) 1103 { 1104 if (ip->cury < ip->top_margin) 1105 ip->cury = ip->top_margin; 1106 if (ip->cury > ip->bottom_margin) 1107 ip->cury = ip->bottom_margin; 1108 } 1109 } 1110 1111 static __inline__ void 1112 ite_dnchar(ip, n) 1113 struct ite_softc *ip; 1114 int n; 1115 { 1116 n = min(n, ip->cols - ip->curx); 1117 if (n < ip->cols - ip->curx) 1118 { 1119 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1120 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1121 1, ip->cols - ip->curx - n); 1122 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1123 } 1124 while (n-- > 0) 1125 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1126 SUBR_CURSOR(ip, DRAW_CURSOR); 1127 } 1128 1129 static __inline__ void 1130 ite_inchar(ip, n) 1131 struct ite_softc *ip; 1132 int n; 1133 { 1134 n = min(n, ip->cols - ip->curx); 1135 if (n < ip->cols - ip->curx) 1136 { 1137 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1138 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1139 1, ip->cols - ip->curx - n); 1140 attrclr(ip, ip->cury, ip->curx, 1, n); 1141 } 1142 while (n--) 1143 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1144 SUBR_CURSOR(ip, DRAW_CURSOR); 1145 } 1146 1147 static __inline__ void 1148 ite_clrtoeol(ip) 1149 struct ite_softc *ip; 1150 { 1151 int y = ip->cury, x = ip->curx; 1152 if (ip->cols - x > 0) 1153 { 1154 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1155 attrclr(ip, y, x, 1, ip->cols - x); 1156 SUBR_CURSOR(ip, DRAW_CURSOR); 1157 } 1158 } 1159 1160 static __inline__ void 1161 ite_clrtobol(ip) 1162 struct ite_softc *ip; 1163 { 1164 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1165 SUBR_CLEAR(ip, y, 0, 1, x); 1166 attrclr(ip, y, 0, 1, x); 1167 SUBR_CURSOR(ip, DRAW_CURSOR); 1168 } 1169 1170 static __inline__ void 1171 ite_clrline(ip) 1172 struct ite_softc *ip; 1173 { 1174 int y = ip->cury; 1175 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1176 attrclr(ip, y, 0, 1, ip->cols); 1177 SUBR_CURSOR(ip, DRAW_CURSOR); 1178 } 1179 1180 1181 1182 static __inline__ void 1183 ite_clrtoeos(ip) 1184 struct ite_softc *ip; 1185 { 1186 ite_clrtoeol(ip); 1187 if (ip->cury < ip->rows - 1) 1188 { 1189 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1190 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1191 SUBR_CURSOR(ip, DRAW_CURSOR); 1192 } 1193 } 1194 1195 static __inline__ void 1196 ite_clrtobos(ip) 1197 struct ite_softc *ip; 1198 { 1199 ite_clrtobol(ip); 1200 if (ip->cury > 0) 1201 { 1202 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1203 attrclr(ip, 0, 0, ip->cury, ip->cols); 1204 SUBR_CURSOR(ip, DRAW_CURSOR); 1205 } 1206 } 1207 1208 static __inline__ void 1209 ite_clrscreen(ip) 1210 struct ite_softc *ip; 1211 { 1212 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1213 attrclr(ip, 0, 0, ip->rows, ip->cols); 1214 SUBR_CURSOR(ip, DRAW_CURSOR); 1215 } 1216 1217 1218 1219 static __inline__ void 1220 ite_dnline(ip, n) 1221 struct ite_softc *ip; 1222 int n; 1223 { 1224 /* interesting.. if the cursor is outside the scrolling 1225 region, this command is simply ignored.. */ 1226 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1227 return; 1228 1229 n = min(n, ip->bottom_margin + 1 - ip->cury); 1230 if (n <= ip->bottom_margin - ip->cury) 1231 { 1232 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1233 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1234 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1235 } 1236 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1237 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1238 SUBR_CURSOR(ip, DRAW_CURSOR); 1239 } 1240 1241 static __inline__ void 1242 ite_inline(ip, n) 1243 struct ite_softc *ip; 1244 int n; 1245 { 1246 /* interesting.. if the cursor is outside the scrolling 1247 region, this command is simply ignored.. */ 1248 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1249 return; 1250 1251 n = min(n, ip->bottom_margin + 1 - ip->cury); 1252 if (n <= ip->bottom_margin - ip->cury) 1253 { 1254 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1255 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1256 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1257 } 1258 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1259 attrclr(ip, ip->cury, 0, n, ip->cols); 1260 SUBR_CURSOR(ip, DRAW_CURSOR); 1261 } 1262 1263 static __inline__ void 1264 ite_lf (ip) 1265 struct ite_softc *ip; 1266 { 1267 ++ip->cury; 1268 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1269 { 1270 ip->cury--; 1271 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1272 ite_clrline(ip); 1273 } 1274 SUBR_CURSOR(ip, MOVE_CURSOR); 1275 clr_attr(ip, ATTR_INV); 1276 } 1277 1278 static __inline__ void 1279 ite_crlf (ip) 1280 struct ite_softc *ip; 1281 { 1282 ip->curx = 0; 1283 ite_lf (ip); 1284 } 1285 1286 static __inline__ void 1287 ite_cr (ip) 1288 struct ite_softc *ip; 1289 { 1290 if (ip->curx) 1291 { 1292 ip->curx = 0; 1293 SUBR_CURSOR(ip, MOVE_CURSOR); 1294 } 1295 } 1296 1297 static __inline__ void 1298 ite_rlf (ip) 1299 struct ite_softc *ip; 1300 { 1301 ip->cury--; 1302 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1303 { 1304 ip->cury++; 1305 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1306 ite_clrline(ip); 1307 } 1308 SUBR_CURSOR(ip, MOVE_CURSOR); 1309 clr_attr(ip, ATTR_INV); 1310 } 1311 1312 static __inline__ int 1313 atoi (cp) 1314 const char *cp; 1315 { 1316 int n; 1317 1318 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1319 n = n * 10 + *cp - '0'; 1320 1321 return n; 1322 } 1323 1324 static char * 1325 index (cp, ch) 1326 const char *cp; 1327 int ch; 1328 { 1329 while (*cp && *cp != ch) cp++; 1330 return *cp ? (char *) cp : 0; 1331 } 1332 1333 1334 static __inline__ int 1335 ite_argnum (ip) 1336 struct ite_softc *ip; 1337 { 1338 char ch; 1339 int n; 1340 1341 /* convert argument string into number */ 1342 if (ip->ap == ip->argbuf) 1343 return 1; 1344 ch = *ip->ap; 1345 *ip->ap = 0; 1346 n = atoi (ip->argbuf); 1347 *ip->ap = ch; 1348 1349 return n; 1350 } 1351 1352 static __inline__ int 1353 ite_zargnum (ip) 1354 struct ite_softc *ip; 1355 { 1356 char ch; 1357 int n; 1358 1359 /* convert argument string into number */ 1360 if (ip->ap == ip->argbuf) 1361 return 0; 1362 ch = *ip->ap; 1363 *ip->ap = 0; 1364 n = atoi (ip->argbuf); 1365 *ip->ap = ch; 1366 1367 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1368 } 1369 1370 void 1371 ite_putstr(s, len, dev) 1372 const u_char *s; 1373 int len; 1374 dev_t dev; 1375 { 1376 struct ite_softc *ip; 1377 int i; 1378 1379 ip = getitesp(dev); 1380 1381 /* XXX avoid problems */ 1382 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1383 return; 1384 1385 SUBR_CURSOR(ip, START_CURSOROPT); 1386 for (i = 0; i < len; i++) 1387 if (s[i]) 1388 iteputchar(s[i], ip); 1389 SUBR_CURSOR(ip, END_CURSOROPT); 1390 } 1391 1392 1393 void 1394 iteputchar(c, ip) 1395 register int c; 1396 struct ite_softc *ip; 1397 { 1398 struct tty *kbd_tty; 1399 int n, x, y; 1400 char *cp; 1401 1402 if (kbd_ite == NULL) 1403 kbd_tty = NULL; 1404 else 1405 kbd_tty = kbd_ite->tp; 1406 1407 if (ip->escape) 1408 { 1409 switch (ip->escape) 1410 { 1411 case ESC: 1412 switch (c) 1413 { 1414 /* first 7bit equivalents for the 8bit control characters */ 1415 1416 case 'D': 1417 c = IND; 1418 ip->escape = 0; 1419 break; /* and fall into the next switch below (same for all `break') */ 1420 1421 case 'E': 1422 c = NEL; 1423 ip->escape = 0; 1424 break; 1425 1426 case 'H': 1427 c = HTS; 1428 ip->escape = 0; 1429 break; 1430 1431 case 'M': 1432 c = RI; 1433 ip->escape = 0; 1434 break; 1435 1436 case 'N': 1437 c = SS2; 1438 ip->escape = 0; 1439 break; 1440 1441 case 'O': 1442 c = SS3; 1443 ip->escape = 0; 1444 break; 1445 1446 case 'P': 1447 c = DCS; 1448 ip->escape = 0; 1449 break; 1450 1451 case '[': 1452 c = CSI; 1453 ip->escape = 0; 1454 break; 1455 1456 case '\\': 1457 c = ST; 1458 ip->escape = 0; 1459 break; 1460 1461 case ']': 1462 c = OSC; 1463 ip->escape = 0; 1464 break; 1465 1466 case '^': 1467 c = PM; 1468 ip->escape = 0; 1469 break; 1470 1471 case '_': 1472 c = APC; 1473 ip->escape = 0; 1474 break; 1475 1476 1477 /* introduces 7/8bit control */ 1478 case ' ': 1479 /* can be followed by either F or G */ 1480 ip->escape = ' '; 1481 break; 1482 1483 1484 /* a lot of character set selections, not yet used... 1485 94-character sets: */ 1486 case '(': /* G0 */ 1487 case ')': /* G1 */ 1488 ip->escape = c; 1489 return; 1490 1491 case '*': /* G2 */ 1492 case '+': /* G3 */ 1493 case 'B': /* ASCII */ 1494 case 'A': /* ISO latin 1 */ 1495 case '<': /* user preferred suplemental */ 1496 case '0': /* dec special graphics */ 1497 1498 /* 96-character sets: */ 1499 case '-': /* G1 */ 1500 case '.': /* G2 */ 1501 case '/': /* G3 */ 1502 1503 /* national character sets: */ 1504 case '4': /* dutch */ 1505 case '5': 1506 case 'C': /* finnish */ 1507 case 'R': /* french */ 1508 case 'Q': /* french canadian */ 1509 case 'K': /* german */ 1510 case 'Y': /* italian */ 1511 case '6': /* norwegian/danish */ 1512 /* note: %5 and %6 are not supported (two chars..) */ 1513 1514 ip->escape = 0; 1515 /* just ignore for now */ 1516 return; 1517 1518 1519 /* locking shift modes (as you might guess, not yet supported..) */ 1520 case '`': 1521 ip->GR = ip->G1; 1522 ip->escape = 0; 1523 return; 1524 1525 case 'n': 1526 ip->GL = ip->G2; 1527 ip->escape = 0; 1528 return; 1529 1530 case '}': 1531 ip->GR = ip->G2; 1532 ip->escape = 0; 1533 return; 1534 1535 case 'o': 1536 ip->GL = ip->G3; 1537 ip->escape = 0; 1538 return; 1539 1540 case '|': 1541 ip->GR = ip->G3; 1542 ip->escape = 0; 1543 return; 1544 1545 1546 /* font width/height control */ 1547 case '#': 1548 ip->escape = '#'; 1549 return; 1550 1551 1552 /* hard terminal reset .. */ 1553 case 'c': 1554 ite_reset (ip); 1555 SUBR_CURSOR(ip, MOVE_CURSOR); 1556 ip->escape = 0; 1557 return; 1558 1559 1560 case '7': 1561 ip->save_curx = ip->curx; 1562 ip->save_cury = ip->cury; 1563 ip->save_attribute = ip->attribute; 1564 ip->escape = 0; 1565 return; 1566 1567 case '8': 1568 ip->curx = ip->save_curx; 1569 ip->cury = ip->save_cury; 1570 ip->attribute = ip->save_attribute; 1571 SUBR_CURSOR(ip, MOVE_CURSOR); 1572 ip->escape = 0; 1573 return; 1574 1575 case '=': 1576 ip->keypad_appmode = 1; 1577 ip->escape = 0; 1578 return; 1579 1580 case '>': 1581 ip->keypad_appmode = 0; 1582 ip->escape = 0; 1583 return; 1584 1585 case 'Z': /* request ID */ 1586 if (ip->emul_level == EMUL_VT100) 1587 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1588 else 1589 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1590 ip->escape = 0; 1591 return; 1592 1593 /* default catch all for not recognized ESC sequences */ 1594 default: 1595 ip->escape = 0; 1596 return; 1597 } 1598 break; 1599 1600 1601 case '(': 1602 case ')': 1603 ip->escape = 0; 1604 return; 1605 1606 1607 case ' ': 1608 switch (c) 1609 { 1610 case 'F': 1611 ip->eightbit_C1 = 0; 1612 ip->escape = 0; 1613 return; 1614 1615 case 'G': 1616 ip->eightbit_C1 = 1; 1617 ip->escape = 0; 1618 return; 1619 1620 default: 1621 /* not supported */ 1622 ip->escape = 0; 1623 return; 1624 } 1625 break; 1626 1627 1628 case '#': 1629 switch (c) 1630 { 1631 case '5': 1632 /* single height, single width */ 1633 ip->escape = 0; 1634 return; 1635 1636 case '6': 1637 /* double width, single height */ 1638 ip->escape = 0; 1639 return; 1640 1641 case '3': 1642 /* top half */ 1643 ip->escape = 0; 1644 return; 1645 1646 case '4': 1647 /* bottom half */ 1648 ip->escape = 0; 1649 return; 1650 1651 case '8': 1652 /* screen alignment pattern... */ 1653 alignment_display (ip); 1654 ip->escape = 0; 1655 return; 1656 1657 default: 1658 ip->escape = 0; 1659 return; 1660 } 1661 break; 1662 1663 1664 1665 case CSI: 1666 /* the biggie... */ 1667 switch (c) 1668 { 1669 case '0': case '1': case '2': case '3': case '4': 1670 case '5': case '6': case '7': case '8': case '9': 1671 case ';': case '\"': case '$': case '>': 1672 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1673 *ip->ap++ = c; 1674 return; 1675 1676 case BS: 1677 /* you wouldn't believe such perversion is possible? 1678 it is.. BS is allowed in between cursor sequences 1679 (at least), according to vttest.. */ 1680 if (--ip->curx < 0) 1681 ip->curx = 0; 1682 else 1683 SUBR_CURSOR(ip, MOVE_CURSOR); 1684 break; 1685 1686 case 'p': 1687 *ip->ap = 0; 1688 if (! strncmp (ip->argbuf, "61\"", 3)) 1689 ip->emul_level = EMUL_VT100; 1690 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1691 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1692 ip->emul_level = EMUL_VT300_7; 1693 else 1694 ip->emul_level = EMUL_VT300_8; 1695 ip->escape = 0; 1696 return; 1697 1698 1699 case '?': 1700 *ip->ap = 0; 1701 ip->escape = '?'; 1702 ip->ap = ip->argbuf; 1703 return; 1704 1705 1706 case 'c': 1707 *ip->ap = 0; 1708 if (ip->argbuf[0] == '>') 1709 { 1710 ite_sendstr ("\033[>24;0;0;0c"); 1711 } 1712 else switch (ite_zargnum(ip)) 1713 { 1714 case 0: 1715 /* primary DA request, send primary DA response */ 1716 if (ip->emul_level == EMUL_VT100) 1717 ite_sendstr ("\033[?1;1c"); 1718 else 1719 ite_sendstr ("\033[?63;1c"); 1720 break; 1721 } 1722 ip->escape = 0; 1723 return; 1724 1725 case 'n': 1726 switch (ite_zargnum(ip)) 1727 { 1728 case 5: 1729 ite_sendstr ("\033[0n"); /* no malfunction */ 1730 break; 1731 case 6: 1732 /* cursor position report */ 1733 sprintf (ip->argbuf, "\033[%d;%dR", 1734 ip->cury + 1, ip->curx + 1); 1735 ite_sendstr (ip->argbuf); 1736 break; 1737 } 1738 ip->escape = 0; 1739 return; 1740 1741 1742 case 'x': 1743 switch (ite_zargnum(ip)) 1744 { 1745 case 0: 1746 /* Fake some terminal parameters. */ 1747 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1748 break; 1749 case 1: 1750 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1751 break; 1752 } 1753 ip->escape = 0; 1754 return; 1755 1756 1757 case 'g': 1758 switch (ite_zargnum(ip)) 1759 { 1760 case 0: 1761 if (ip->curx < ip->cols) 1762 ip->tabs[ip->curx] = 0; 1763 break; 1764 case 3: 1765 for (n = 0; n < ip->cols; n++) 1766 ip->tabs[n] = 0; 1767 break; 1768 } 1769 ip->escape = 0; 1770 return; 1771 1772 1773 case 'h': case 'l': 1774 n = ite_zargnum (ip); 1775 switch (n) 1776 { 1777 case 4: 1778 ip->imode = (c == 'h'); /* insert/replace mode */ 1779 break; 1780 case 20: 1781 ip->linefeed_newline = (c == 'h'); 1782 break; 1783 } 1784 ip->escape = 0; 1785 return; 1786 1787 1788 case 'M': 1789 ite_dnline (ip, ite_argnum (ip)); 1790 ip->escape = 0; 1791 return; 1792 1793 1794 case 'L': 1795 ite_inline (ip, ite_argnum (ip)); 1796 ip->escape = 0; 1797 return; 1798 1799 1800 case 'P': 1801 ite_dnchar (ip, ite_argnum (ip)); 1802 ip->escape = 0; 1803 return; 1804 1805 1806 case '@': 1807 ite_inchar (ip, ite_argnum (ip)); 1808 ip->escape = 0; 1809 return; 1810 1811 1812 case 'G': 1813 /* this one was *not* in my vt320 manual but in 1814 a vt320 termcap entry.. who is right? 1815 It's supposed to set the horizontal cursor position. */ 1816 *ip->ap = 0; 1817 x = atoi (ip->argbuf); 1818 if (x) x--; 1819 ip->curx = min(x, ip->cols - 1); 1820 ip->escape = 0; 1821 SUBR_CURSOR(ip, MOVE_CURSOR); 1822 clr_attr (ip, ATTR_INV); 1823 return; 1824 1825 1826 case 'd': 1827 /* same thing here, this one's for setting the absolute 1828 vertical cursor position. Not documented... */ 1829 *ip->ap = 0; 1830 y = atoi (ip->argbuf); 1831 if (y) y--; 1832 if (ip->inside_margins) 1833 y += ip->top_margin; 1834 ip->cury = min(y, ip->rows - 1); 1835 ip->escape = 0; 1836 snap_cury(ip); 1837 SUBR_CURSOR(ip, MOVE_CURSOR); 1838 clr_attr (ip, ATTR_INV); 1839 return; 1840 1841 1842 case 'H': 1843 case 'f': 1844 *ip->ap = 0; 1845 y = atoi (ip->argbuf); 1846 x = 0; 1847 cp = index (ip->argbuf, ';'); 1848 if (cp) 1849 x = atoi (cp + 1); 1850 if (x) x--; 1851 if (y) y--; 1852 if (ip->inside_margins) 1853 y += ip->top_margin; 1854 ip->cury = min(y, ip->rows - 1); 1855 ip->curx = min(x, ip->cols - 1); 1856 ip->escape = 0; 1857 snap_cury(ip); 1858 SUBR_CURSOR(ip, MOVE_CURSOR); 1859 clr_attr (ip, ATTR_INV); 1860 return; 1861 1862 case 'A': 1863 n = ite_argnum (ip); 1864 n = ip->cury - (n ? n : 1); 1865 if (n < 0) n = 0; 1866 if (ip->inside_margins) 1867 n = max(ip->top_margin, n); 1868 else if (n == ip->top_margin - 1) 1869 /* allow scrolling outside region, but don't scroll out 1870 of active region without explicit CUP */ 1871 n = ip->top_margin; 1872 ip->cury = n; 1873 ip->escape = 0; 1874 SUBR_CURSOR(ip, MOVE_CURSOR); 1875 clr_attr (ip, ATTR_INV); 1876 return; 1877 1878 case 'B': 1879 n = ite_argnum (ip); 1880 n = ip->cury + (n ? n : 1); 1881 n = min(ip->rows - 1, n); 1882 if (ip->inside_margins) 1883 n = min(ip->bottom_margin, n); 1884 else if (n == ip->bottom_margin + 1) 1885 /* allow scrolling outside region, but don't scroll out 1886 of active region without explicit CUP */ 1887 n = ip->bottom_margin; 1888 ip->cury = n; 1889 ip->escape = 0; 1890 SUBR_CURSOR(ip, MOVE_CURSOR); 1891 clr_attr (ip, ATTR_INV); 1892 return; 1893 1894 case 'C': 1895 n = ite_argnum (ip); 1896 n = n ? n : 1; 1897 ip->curx = min(ip->curx + n, ip->cols - 1); 1898 ip->escape = 0; 1899 SUBR_CURSOR(ip, MOVE_CURSOR); 1900 clr_attr (ip, ATTR_INV); 1901 return; 1902 1903 case 'D': 1904 n = ite_argnum (ip); 1905 n = n ? n : 1; 1906 n = ip->curx - n; 1907 ip->curx = n >= 0 ? n : 0; 1908 ip->escape = 0; 1909 SUBR_CURSOR(ip, MOVE_CURSOR); 1910 clr_attr (ip, ATTR_INV); 1911 return; 1912 1913 1914 1915 1916 case 'J': 1917 *ip->ap = 0; 1918 n = ite_zargnum (ip); 1919 if (n == 0) 1920 ite_clrtoeos(ip); 1921 else if (n == 1) 1922 ite_clrtobos(ip); 1923 else if (n == 2) 1924 ite_clrscreen(ip); 1925 ip->escape = 0; 1926 return; 1927 1928 1929 case 'K': 1930 n = ite_zargnum (ip); 1931 if (n == 0) 1932 ite_clrtoeol(ip); 1933 else if (n == 1) 1934 ite_clrtobol(ip); 1935 else if (n == 2) 1936 ite_clrline(ip); 1937 ip->escape = 0; 1938 return; 1939 1940 1941 case 'X': 1942 n = ite_argnum(ip) - 1; 1943 n = min(n, ip->cols - 1 - ip->curx); 1944 for (; n >= 0; n--) 1945 { 1946 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1947 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1948 } 1949 ip->escape = 0; 1950 return; 1951 1952 1953 case '}': case '`': 1954 /* status line control */ 1955 ip->escape = 0; 1956 return; 1957 1958 1959 case 'r': 1960 *ip->ap = 0; 1961 x = atoi (ip->argbuf); 1962 x = x ? x : 1; 1963 y = ip->rows; 1964 cp = index (ip->argbuf, ';'); 1965 if (cp) 1966 { 1967 y = atoi (cp + 1); 1968 y = y ? y : ip->rows; 1969 } 1970 if (y - x < 2) 1971 { 1972 /* if illegal scrolling region, reset to defaults */ 1973 x = 1; 1974 y = ip->rows; 1975 } 1976 x--; 1977 y--; 1978 ip->top_margin = min(x, ip->rows - 1); 1979 ip->bottom_margin = min(y, ip->rows - 1); 1980 if (ip->inside_margins) 1981 { 1982 ip->cury = ip->top_margin; 1983 ip->curx = 0; 1984 SUBR_CURSOR(ip, MOVE_CURSOR); 1985 } 1986 ip->escape = 0; 1987 return; 1988 1989 1990 case 'm': 1991 /* big attribute setter/resetter */ 1992 { 1993 char *cp; 1994 *ip->ap = 0; 1995 /* kludge to make CSIm work (== CSI0m) */ 1996 if (ip->ap == ip->argbuf) 1997 ip->ap++; 1998 for (cp = ip->argbuf; cp < ip->ap; ) 1999 { 2000 switch (*cp) 2001 { 2002 case 0: 2003 case '0': 2004 clr_attr (ip, ATTR_ALL); 2005 cp++; 2006 break; 2007 2008 case '1': 2009 set_attr (ip, ATTR_BOLD); 2010 cp++; 2011 break; 2012 2013 case '2': 2014 switch (cp[1]) 2015 { 2016 case '2': 2017 clr_attr (ip, ATTR_BOLD); 2018 cp += 2; 2019 break; 2020 2021 case '4': 2022 clr_attr (ip, ATTR_UL); 2023 cp += 2; 2024 break; 2025 2026 case '5': 2027 clr_attr (ip, ATTR_BLINK); 2028 cp += 2; 2029 break; 2030 2031 case '7': 2032 clr_attr (ip, ATTR_INV); 2033 cp += 2; 2034 break; 2035 2036 default: 2037 cp++; 2038 break; 2039 } 2040 break; 2041 2042 case '4': 2043 set_attr (ip, ATTR_UL); 2044 cp++; 2045 break; 2046 2047 case '5': 2048 set_attr (ip, ATTR_BLINK); 2049 cp++; 2050 break; 2051 2052 case '7': 2053 set_attr (ip, ATTR_INV); 2054 cp++; 2055 break; 2056 2057 default: 2058 cp++; 2059 break; 2060 } 2061 } 2062 2063 } 2064 ip->escape = 0; 2065 return; 2066 2067 2068 case 'u': 2069 /* DECRQTSR */ 2070 ite_sendstr ("\033P\033\\"); 2071 ip->escape = 0; 2072 return; 2073 2074 2075 2076 default: 2077 ip->escape = 0; 2078 return; 2079 } 2080 break; 2081 2082 2083 2084 case '?': /* CSI ? */ 2085 switch (c) 2086 { 2087 case '0': case '1': case '2': case '3': case '4': 2088 case '5': case '6': case '7': case '8': case '9': 2089 case ';': case '\"': case '$': 2090 /* Don't fill the last character; it's needed. */ 2091 /* XXX yeah, where ?? */ 2092 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2093 *ip->ap++ = c; 2094 return; 2095 2096 2097 case 'n': 2098 *ip->ap = 0; 2099 if (ip->ap == &ip->argbuf[2]) 2100 { 2101 if (! strncmp (ip->argbuf, "15", 2)) 2102 /* printer status: no printer */ 2103 ite_sendstr ("\033[13n"); 2104 2105 else if (! strncmp (ip->argbuf, "25", 2)) 2106 /* udk status */ 2107 ite_sendstr ("\033[20n"); 2108 2109 else if (! strncmp (ip->argbuf, "26", 2)) 2110 /* keyboard dialect: US */ 2111 ite_sendstr ("\033[27;1n"); 2112 } 2113 ip->escape = 0; 2114 return; 2115 2116 2117 case 'h': case 'l': 2118 n = ite_zargnum (ip); 2119 switch (n) 2120 { 2121 case 1: 2122 ip->cursor_appmode = (c == 'h'); 2123 break; 2124 2125 case 3: 2126 /* 132/80 columns (132 == 'h') */ 2127 break; 2128 2129 case 4: /* smooth scroll */ 2130 break; 2131 2132 case 5: 2133 /* light background (=='h') /dark background(=='l') */ 2134 break; 2135 2136 case 6: /* origin mode */ 2137 ip->inside_margins = (c == 'h'); 2138 ip->curx = 0; 2139 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2140 SUBR_CURSOR(ip, MOVE_CURSOR); 2141 break; 2142 2143 case 7: /* auto wraparound */ 2144 ip->auto_wrap = (c == 'h'); 2145 break; 2146 2147 case 8: /* keyboard repeat */ 2148 ip->key_repeat = (c == 'h'); 2149 break; 2150 2151 case 20: /* newline mode */ 2152 ip->linefeed_newline = (c == 'h'); 2153 break; 2154 2155 case 25: /* cursor on/off */ 2156 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2157 break; 2158 } 2159 ip->escape = 0; 2160 return; 2161 2162 default: 2163 ip->escape = 0; 2164 return; 2165 } 2166 break; 2167 2168 2169 default: 2170 ip->escape = 0; 2171 return; 2172 } 2173 } 2174 2175 switch (c) { 2176 2177 case VT: /* VT is treated like LF */ 2178 case FF: /* so is FF */ 2179 case LF: 2180 /* cr->crlf distinction is done here, on output, 2181 not on input! */ 2182 if (ip->linefeed_newline) 2183 ite_crlf (ip); 2184 else 2185 ite_lf (ip); 2186 break; 2187 2188 case CR: 2189 ite_cr (ip); 2190 break; 2191 2192 case BS: 2193 if (--ip->curx < 0) 2194 ip->curx = 0; 2195 else 2196 SUBR_CURSOR(ip, MOVE_CURSOR); 2197 break; 2198 2199 case HT: 2200 for (n = ip->curx + 1; n < ip->cols; n++) { 2201 if (ip->tabs[n]) { 2202 ip->curx = n; 2203 SUBR_CURSOR(ip, MOVE_CURSOR); 2204 break; 2205 } 2206 } 2207 break; 2208 2209 case BEL: 2210 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2211 kbdbell(); 2212 break; 2213 2214 case SO: 2215 ip->GL = ip->G1; 2216 break; 2217 2218 case SI: 2219 ip->GL = ip->G0; 2220 break; 2221 2222 case ENQ: 2223 /* send answer-back message !! */ 2224 break; 2225 2226 case CAN: 2227 ip->escape = 0; /* cancel any escape sequence in progress */ 2228 break; 2229 2230 case SUB: 2231 ip->escape = 0; /* dito, but see below */ 2232 /* should also display a reverse question mark!! */ 2233 break; 2234 2235 case ESC: 2236 ip->escape = ESC; 2237 break; 2238 2239 2240 /* now it gets weird.. 8bit control sequences.. */ 2241 case IND: /* index: move cursor down, scroll */ 2242 ite_lf (ip); 2243 break; 2244 2245 case NEL: /* next line. next line, first pos. */ 2246 ite_crlf (ip); 2247 break; 2248 2249 case HTS: /* set horizontal tab */ 2250 if (ip->curx < ip->cols) 2251 ip->tabs[ip->curx] = 1; 2252 break; 2253 2254 case RI: /* reverse index */ 2255 ite_rlf (ip); 2256 break; 2257 2258 case SS2: /* go into G2 for one character */ 2259 /* not yet supported */ 2260 break; 2261 2262 case SS3: /* go into G3 for one character */ 2263 break; 2264 2265 case DCS: /* device control string introducer */ 2266 ip->escape = DCS; 2267 ip->ap = ip->argbuf; 2268 break; 2269 2270 case CSI: /* control sequence introducer */ 2271 ip->escape = CSI; 2272 ip->ap = ip->argbuf; 2273 break; 2274 2275 case ST: /* string terminator */ 2276 /* ignore, if not used as terminator */ 2277 break; 2278 2279 case OSC: /* introduces OS command. Ignore everything upto ST */ 2280 ip->escape = OSC; 2281 break; 2282 2283 case PM: /* privacy message, ignore everything upto ST */ 2284 ip->escape = PM; 2285 break; 2286 2287 case APC: /* application program command, ignore everything upto ST */ 2288 ip->escape = APC; 2289 break; 2290 2291 default: 2292 if (c < ' ' || c == DEL) 2293 break; 2294 if (ip->imode) 2295 ite_inchar(ip, 1); 2296 iteprecheckwrap(ip); 2297 #ifdef DO_WEIRD_ATTRIBUTES 2298 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2299 attrset(ip, ATTR_INV); 2300 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2301 } 2302 else 2303 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2304 #else 2305 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2306 #endif 2307 SUBR_CURSOR(ip, DRAW_CURSOR); 2308 itecheckwrap(ip); 2309 break; 2310 } 2311 } 2312 2313 static void 2314 iteprecheckwrap(ip) 2315 struct ite_softc *ip; 2316 { 2317 if (ip->auto_wrap && ip->curx == ip->cols) { 2318 ip->curx = 0; 2319 clr_attr(ip, ATTR_INV); 2320 if (++ip->cury >= ip->bottom_margin + 1) { 2321 ip->cury = ip->bottom_margin; 2322 SUBR_CURSOR(ip, MOVE_CURSOR); 2323 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2324 ite_clrtoeol(ip); 2325 } else 2326 SUBR_CURSOR(ip, MOVE_CURSOR); 2327 } 2328 } 2329 2330 static void 2331 itecheckwrap(ip) 2332 struct ite_softc *ip; 2333 { 2334 if (ip->curx < ip->cols) { 2335 ip->curx++; 2336 SUBR_CURSOR(ip, MOVE_CURSOR); 2337 } 2338 } 2339