1 /* $NetBSD: ite.c,v 1.1.1.1 1995/03/26 07:12:10 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 <atari/atari/kdassert.h> 63 #include <atari/dev/iteioctl.h> 64 #include <atari/dev/itevar.h> 65 #include <atari/dev/grfioctl.h> 66 #include <atari/dev/grfabs_reg.h> 67 #include <atari/dev/grfvar.h> 68 #include <atari/dev/viewioctl.h> 69 #include <atari/dev/viewvar.h> 70 #include <atari/dev/kbdmap.h> 71 72 /* 73 * XXX go ask sys/kern/tty.c:ttselect() 74 */ 75 #include "grf.h" /* Get definition of NGRF */ 76 struct tty *ite_tty[NGRF]; 77 78 #define ITEUNIT(dev) (minor(dev)) 79 80 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 81 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 82 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 83 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 84 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 85 #define SUBR_SCROLL(ip,sy,sx,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 86 87 u_int ite_confunits; /* configured units */ 88 89 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 90 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 91 92 int ite_default_wrap = 1; /* you want vtxxx-nam, binpatch */ 93 94 struct ite_softc con_itesoftc; 95 u_char cons_tabs[MAX_TABS]; 96 97 struct ite_softc *kbd_ite; 98 int kbd_init; 99 100 static char *index __P((const char *, int)); 101 static int inline atoi __P((const char *)); 102 static void ite_switch __P((int)); 103 void iteputchar __P((int c, struct ite_softc *ip)); 104 void ite_putstr __P((const char * s, int len, dev_t dev)); 105 void iteattach __P((struct device *, struct device *, void *)); 106 int itematch __P((struct device *, struct cfdata *, void *)); 107 108 struct cfdriver itecd = { 109 NULL, "ite", (cfmatch_t)itematch, iteattach, DV_DULL, 110 sizeof(struct ite_softc), NULL, 0 }; 111 112 int 113 itematch(pdp, cdp, auxp) 114 struct device *pdp; 115 struct cfdata *cdp; 116 void *auxp; 117 { 118 struct grf_softc *gp; 119 int maj; 120 121 gp = auxp; 122 123 /* ite0 should be at grf0 */ 124 if(cdp->cf_unit != gp->g_unit) 125 return(0); 126 127 /* 128 * all that our mask allows (more than enough no one 129 * has > 32 monitors for text consoles on one machine) 130 */ 131 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 132 return(0); 133 /* 134 * XXX 135 * normally this would be done in attach, however 136 * during early init we do not have a device pointer 137 * and thus no unit number. 138 */ 139 for(maj = 0; maj < nchrdev; maj++) 140 if (cdevsw[maj].d_open == iteopen) 141 break; 142 gp->g_itedev = makedev(maj, cdp->cf_unit); 143 return(1); 144 } 145 146 void 147 iteattach(pdp, dp, auxp) 148 struct device *pdp, *dp; 149 void *auxp; 150 { 151 extern int hz; 152 struct grf_softc *gp; 153 struct ite_softc *ip; 154 int s; 155 156 gp = (struct grf_softc *)auxp; 157 158 /* 159 * mark unit as attached (XXX see itematch) 160 */ 161 ite_confunits |= 1 << ITEUNIT(gp->g_itedev); 162 163 if(dp) { 164 ip = (struct ite_softc *)dp; 165 166 s = spltty(); 167 if(con_itesoftc.grf != NULL 168 && con_itesoftc.grf->g_unit == gp->g_unit) { 169 /* 170 * console reinit copy params over. 171 * and console always gets keyboard 172 */ 173 bcopy(&con_itesoftc.grf, &ip->grf, 174 (char *)&ip[1] - (char *)&ip->grf); 175 con_itesoftc.grf = NULL; 176 kbd_ite = ip; 177 } 178 ip->grf = gp; 179 splx(s); 180 181 iteinit(gp->g_itedev); 182 printf(": rows %d cols %d", ip->rows, ip->cols); 183 printf(" repeat at (%d/100)s next at (%d/100)s", 184 start_repeat_timeo, next_repeat_timeo); 185 186 if (kbd_ite == NULL) 187 kbd_ite = ip; 188 if (kbd_ite == ip) 189 printf(" has keyboard"); 190 printf("\n"); 191 } else { 192 if (con_itesoftc.grf != NULL && 193 con_itesoftc.grf->g_conpri > gp->g_conpri) 194 return; 195 con_itesoftc.grf = gp; 196 con_itesoftc.tabs = cons_tabs; 197 } 198 } 199 200 struct ite_softc * 201 getitesp(dev) 202 dev_t dev; 203 { 204 extern int atari_realconfig; 205 206 if(atari_realconfig && (con_itesoftc.grf == NULL)) 207 return(itecd.cd_devs[ITEUNIT(dev)]); 208 209 if(con_itesoftc.grf == NULL) 210 panic("no ite_softc for console"); 211 return(&con_itesoftc); 212 } 213 214 /* 215 * cons.c entry points into ite device. 216 */ 217 218 /* 219 * Return a priority in consdev->cn_pri field highest wins. This function 220 * is called before any devices have been probed. 221 */ 222 void 223 ite_cnprobe(cd) 224 struct consdev *cd; 225 { 226 /* 227 * bring graphics layer up. 228 */ 229 config_console(); 230 231 /* 232 * return priority of the best ite (already picked from attach) 233 * or CN_DEAD. 234 */ 235 if (con_itesoftc.grf == NULL) 236 cd->cn_pri = CN_DEAD; 237 else { 238 cd->cn_pri = con_itesoftc.grf->g_conpri; 239 cd->cn_dev = con_itesoftc.grf->g_itedev; 240 } 241 } 242 243 void 244 ite_cninit(cd) 245 struct consdev *cd; 246 { 247 struct ite_softc *ip; 248 249 ip = getitesp(cd->cn_dev); 250 ip->flags |= ITE_ISCONS; 251 iteinit(cd->cn_dev); 252 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 253 } 254 255 /* 256 * ite_cnfinish() is called in ite_init() when the device is 257 * being probed in the normal fasion, thus we can finish setting 258 * up this ite now that the system is more functional. 259 */ 260 void 261 ite_cnfinish(ip) 262 struct ite_softc *ip; 263 { 264 static int done; 265 266 if (done) 267 return; 268 done = 1; 269 } 270 271 int 272 ite_cngetc(dev) 273 dev_t dev; 274 { 275 int c; 276 277 /* XXX this should be moved */ 278 if (!kbd_init) { 279 kbd_init = 1; 280 kbdenable(); 281 } 282 do { 283 c = kbdgetcn(); 284 c = ite_cnfilter(c, ITEFILT_CONSOLE); 285 } while (c == -1); 286 return (c); 287 } 288 289 void 290 ite_cnputc(dev, c) 291 dev_t dev; 292 int c; 293 { 294 static int paniced; 295 struct ite_softc *ip; 296 char ch; 297 298 ip = getitesp(dev); 299 ch = c; 300 301 if (panicstr && !paniced && 302 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 303 (void)ite_on(dev, 3); 304 paniced = 1; 305 } 306 iteputchar(ch, ip); 307 } 308 309 /* 310 * standard entry points to the device. 311 */ 312 313 /* 314 * iteinit() is the standard entry point for initialization of 315 * an ite device, it is also called from ite_cninit(). 316 * 317 */ 318 void 319 iteinit(dev) 320 dev_t dev; 321 { 322 struct ite_softc *ip; 323 324 ip = getitesp(dev); 325 if(ip->flags & ITE_INITED) 326 return; 327 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 328 329 ip->cursorx = 0; 330 ip->cursory = 0; 331 SUBR_INIT(ip); 332 SUBR_CURSOR(ip, DRAW_CURSOR); 333 if (ip->tabs == NULL) 334 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 335 ite_reset(ip); 336 ip->flags |= ITE_INITED; 337 } 338 339 int 340 iteopen(dev, mode, devtype, p) 341 dev_t dev; 342 int mode, devtype; 343 struct proc *p; 344 { 345 struct ite_softc *ip; 346 struct tty *tp; 347 int error, first, unit; 348 349 unit = ITEUNIT(dev); 350 first = 0; 351 352 if (((1 << unit) & ite_confunits) == 0) 353 return (ENXIO); 354 355 ip = getitesp(dev); 356 357 if (ip->tp == NULL) 358 tp = ite_tty[unit] = ip->tp = ttymalloc(); 359 else 360 tp = ip->tp; 361 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 362 && p->p_ucred->cr_uid != 0) 363 return (EBUSY); 364 if ((ip->flags & ITE_ACTIVE) == 0) { 365 error = ite_on(dev, 0); 366 if (error) 367 return (error); 368 first = 1; 369 } 370 tp->t_oproc = itestart; 371 tp->t_param = ite_param; 372 tp->t_dev = dev; 373 if ((tp->t_state & TS_ISOPEN) == 0) { 374 ttychars(tp); 375 tp->t_iflag = TTYDEF_IFLAG; 376 tp->t_oflag = TTYDEF_OFLAG; 377 tp->t_cflag = TTYDEF_CFLAG; 378 tp->t_lflag = TTYDEF_LFLAG; 379 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 380 tp->t_state = TS_WOPEN | TS_CARR_ON; 381 ttsetwater(tp); 382 } 383 error = (*linesw[tp->t_line].l_open) (dev, tp); 384 if (error == 0) { 385 tp->t_winsize.ws_row = ip->rows; 386 tp->t_winsize.ws_col = ip->cols; 387 if (!kbd_init) { 388 kbd_init = 1; 389 kbdenable(); 390 } 391 } else if (first) 392 ite_off(dev, 0); 393 return (error); 394 } 395 396 int 397 iteclose(dev, flag, mode, p) 398 dev_t dev; 399 int flag, mode; 400 struct proc *p; 401 { 402 struct tty *tp; 403 404 tp = getitesp(dev)->tp; 405 406 KDASSERT(tp); 407 (*linesw[tp->t_line].l_close) (tp, flag); 408 ttyclose(tp); 409 ite_off(dev, 0); 410 return (0); 411 } 412 413 int 414 iteread(dev, uio, flag) 415 dev_t dev; 416 struct uio *uio; 417 int flag; 418 { 419 struct tty *tp; 420 421 tp = getitesp(dev)->tp; 422 423 KDASSERT(tp); 424 return ((*linesw[tp->t_line].l_read) (tp, uio, flag)); 425 } 426 427 int 428 itewrite(dev, uio, flag) 429 dev_t dev; 430 struct uio *uio; 431 int flag; 432 { 433 struct tty *tp; 434 435 tp = getitesp(dev)->tp; 436 437 KDASSERT(tp); 438 return ((*linesw[tp->t_line].l_write) (tp, uio, flag)); 439 } 440 441 int 442 iteioctl(dev, cmd, addr, flag, p) 443 dev_t dev; 444 u_long cmd; 445 int flag; 446 caddr_t addr; 447 struct proc *p; 448 { 449 struct iterepeat *irp; 450 struct ite_softc *ip; 451 struct tty *tp; 452 int error; 453 454 ip = getitesp(dev); 455 tp = ip->tp; 456 457 KDASSERT(tp); 458 459 error = (*linesw[tp->t_line].l_ioctl) (tp, cmd, addr, flag, p); 460 if (error >= 0) 461 return (error); 462 error = ttioctl(tp, cmd, addr, flag, p); 463 if (error >= 0) 464 return (error); 465 466 switch (cmd) { 467 case ITEIOCSKMAP: 468 if (addr == 0) 469 return(EFAULT); 470 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 471 return(0); 472 case ITEIOCGKMAP: 473 if (addr == NULL) 474 return(EFAULT); 475 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 476 return(0); 477 case ITEIOCGREPT: 478 irp = (struct iterepeat *)addr; 479 irp->start = start_repeat_timeo; 480 irp->next = next_repeat_timeo; 481 case ITEIOCSREPT: 482 irp = (struct iterepeat *)addr; 483 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 484 return(EINVAL); 485 start_repeat_timeo = irp->start; 486 next_repeat_timeo = irp->next; 487 return(0); 488 } 489 #ifdef notyet /* LWP */ 490 /* XXX */ 491 if (minor(dev) == 0) { 492 error = ite_grf_ioctl(ip, cmd, addr, flag, p); 493 if (error >= 0) 494 return (error); 495 } 496 #endif 497 return (ENOTTY); 498 } 499 500 void 501 itestart(tp) 502 struct tty *tp; 503 { 504 struct clist *rbp; 505 struct ite_softc *ip; 506 u_char buf[ITEBURST]; 507 int s, len, n; 508 509 ip = getitesp(tp->t_dev); 510 511 KDASSERT(tp); 512 513 s = spltty(); { 514 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 515 goto out; 516 517 tp->t_state |= TS_BUSY; 518 rbp = &tp->t_outq; 519 520 len = q_to_b(rbp, buf, ITEBURST); 521 } splx(s); 522 523 /* Here is a really good place to implement pre/jumpscroll() */ 524 ite_putstr((char *)buf, len, tp->t_dev); 525 526 s = spltty(); { 527 tp->t_state &= ~TS_BUSY; 528 /* we have characters remaining. */ 529 if (rbp->c_cc) { 530 tp->t_state |= TS_TIMEOUT; 531 timeout(ttrstrt, tp, 1); 532 } 533 /* wakeup we are below */ 534 if (rbp->c_cc <= tp->t_lowat) { 535 if (tp->t_state & TS_ASLEEP) { 536 tp->t_state &= ~TS_ASLEEP; 537 wakeup((caddr_t) rbp); 538 } 539 selwakeup(&tp->t_wsel); 540 } 541 out: ; 542 } splx(s); 543 } 544 545 int 546 ite_on(dev, flag) 547 dev_t dev; 548 int flag; 549 { 550 struct ite_softc *ip; 551 int unit; 552 553 unit = ITEUNIT(dev); 554 if (((1 << unit) & ite_confunits) == 0) 555 return (ENXIO); 556 557 ip = getitesp(dev); 558 559 /* force ite active, overriding graphics mode */ 560 if (flag & 1) { 561 ip->flags |= ITE_ACTIVE; 562 ip->flags &= ~(ITE_INGRF | ITE_INITED); 563 } 564 /* leave graphics mode */ 565 if (flag & 2) { 566 ip->flags &= ~ITE_INGRF; 567 if ((ip->flags & ITE_ACTIVE) == 0) 568 return (0); 569 } 570 ip->flags |= ITE_ACTIVE; 571 if (ip->flags & ITE_INGRF) 572 return (0); 573 iteinit(dev); 574 return (0); 575 } 576 577 int 578 ite_off(dev, flag) 579 dev_t dev; 580 int flag; 581 { 582 struct ite_softc *ip; 583 584 ip = getitesp(dev); 585 if (flag & 2) 586 ip->flags |= ITE_INGRF; 587 if ((ip->flags & ITE_ACTIVE) == 0) 588 return; 589 if ((flag & 1) || 590 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 591 SUBR_DEINIT(ip); 592 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 593 ip->flags &= ~ITE_ACTIVE; 594 } 595 596 static void 597 ite_switch(unit) 598 int unit; 599 { 600 struct ite_softc *ip; 601 602 if(!(ite_confunits & (1 << unit))) 603 return; /* Don't try unconfigured units */ 604 ip = getitesp(unit); 605 if(!(ip->flags & ITE_INITED)) 606 return; 607 608 /* 609 * If switching to an active ite, also switch the keyboard. 610 */ 611 if(ip->flags & ITE_ACTIVE) 612 kbd_ite = ip; 613 614 /* 615 * Now make it visible 616 */ 617 viewioctl(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 0, -1); 618 } 619 620 /* XXX called after changes made in underlying grf layer. */ 621 /* I want to nuke this */ 622 void 623 ite_reinit(dev) 624 dev_t dev; 625 { 626 struct ite_softc *ip; 627 628 ip = getitesp(dev); 629 ip->flags &= ~ITE_INITED; 630 iteinit(dev); 631 } 632 633 int 634 ite_param(tp, t) 635 struct tty *tp; 636 struct termios *t; 637 { 638 tp->t_ispeed = t->c_ispeed; 639 tp->t_ospeed = t->c_ospeed; 640 tp->t_cflag = t->c_cflag; 641 return (0); 642 } 643 644 void 645 ite_reset(ip) 646 struct ite_softc *ip; 647 { 648 int i; 649 650 ip->curx = 0; 651 ip->cury = 0; 652 ip->attribute = ATTR_NOR; 653 ip->save_curx = 0; 654 ip->save_cury = 0; 655 ip->save_attribute = ATTR_NOR; 656 ip->ap = ip->argbuf; 657 ip->emul_level = 0; 658 ip->eightbit_C1 = 0; 659 ip->top_margin = 0; 660 ip->bottom_margin = ip->rows - 1; 661 ip->inside_margins = 0; 662 ip->linefeed_newline = 0; 663 ip->auto_wrap = ite_default_wrap; 664 ip->cursor_appmode = 0; 665 ip->keypad_appmode = 0; 666 ip->imode = 0; 667 ip->key_repeat = 1; 668 bzero(ip->tabs, ip->cols); 669 for (i = 0; i < ip->cols; i++) 670 ip->tabs[i] = ((i & 7) == 0); 671 } 672 673 /* 674 * has to be global becuase of the shared filters. 675 */ 676 static u_char key_mod; 677 static u_char last_dead; 678 679 /* Used in console at startup only */ 680 int 681 ite_cnfilter(c, caller) 682 u_int c; 683 enum caller caller; 684 { 685 struct key key; 686 u_char code, up, mask; 687 int s; 688 689 up = KBD_RELEASED(c); 690 c = KBD_SCANCODE(c); 691 code = 0; 692 mask = 0; 693 694 s = spltty(); 695 696 /* 697 * Handle special keys 698 */ 699 switch(c) { 700 case KBD_LEFT_SHIFT: 701 mask = KBD_MOD_LSHIFT; 702 break; 703 case KBD_RIGHT_SHIFT: 704 mask = KBD_MOD_RSHIFT; 705 break; 706 case KBD_CTRL: 707 mask = KBD_MOD_CTRL; 708 break; 709 case KBD_ALT: 710 mask = KBD_MOD_ALT; 711 break; 712 case KBD_CAPS_LOCK: 713 /* CAPSLOCK is a toggle */ 714 if(!up) 715 key_mod ^= KBD_MOD_CAPS; 716 splx(s); 717 return; 718 break; 719 } 720 if(mask) { 721 if(up) 722 key_mod &= ~mask; 723 else 724 key_mod |= mask; 725 splx(s); 726 return -1; 727 } 728 729 /* 730 * No special action if key released 731 */ 732 if(up) { 733 splx(s); 734 return -1; 735 } 736 737 /* translate modifiers */ 738 if(key_mod & KBD_MOD_SHIFT) { 739 if(key_mod & KBD_MOD_ALT) 740 key = kbdmap.alt_shift_keys[c]; 741 else key = kbdmap.shift_keys[c]; 742 } 743 else if(key_mod & KBD_MOD_ALT) 744 key = kbdmap.alt_keys[c]; 745 else { 746 key = kbdmap.keys[c]; 747 /* 748 * If CAPS and key is CAPable (no pun intended) 749 */ 750 if((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 751 key = kbdmap.shift_keys[c]; 752 } 753 code = key.code; 754 755 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 756 /* 757 * If string return simple console filter 758 */ 759 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 760 splx(s); 761 return -1; 762 } 763 /* handle dead keys */ 764 if(key->mode & KBD_MODE_DEAD) { 765 /* if entered twice, send accent itself */ 766 if (last_dead == key->mode & KBD_MODE_ACCMASK) 767 last_dead = 0; 768 else { 769 last_dead = key->mode & KBD_MODE_ACCMASK; 770 splx(s); 771 return -1; 772 } 773 } 774 if(last_dead) { 775 /* can't apply dead flag to string-keys */ 776 if (code >= '@' && code < 0x7f) 777 code = 778 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 779 last_dead = 0; 780 } 781 #endif 782 if(key_mod & KBD_MOD_CTRL) 783 code &= 0x1f; 784 785 /* 786 * Do console mapping. 787 */ 788 code = code == '\r' ? '\n' : code; 789 790 splx(s); 791 return (code); 792 } 793 794 /* And now the old stuff. */ 795 796 /* these are used to implement repeating keys.. */ 797 static u_char last_char; 798 static u_char tout_pending; 799 800 /*ARGSUSED*/ 801 static void 802 803 repeat_handler(arg) 804 void *arg; 805 { 806 tout_pending = 0; 807 if(last_char) 808 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 809 } 810 811 void 812 ite_filter(c, caller) 813 u_int c; 814 enum caller caller; 815 { 816 struct tty *kbd_tty; 817 u_char code, *str, up, mask; 818 struct key key; 819 int s, i; 820 821 if(kbd_ite == NULL) 822 return; 823 824 kbd_tty = kbd_ite->tp; 825 826 up = KBD_RELEASED(c); 827 c = KBD_SCANCODE(c); 828 code = 0; 829 mask = 0; 830 831 /* have to make sure we're at spltty in here */ 832 s = spltty(); 833 834 /* 835 * keyboard interrupts come at priority 2, while softint 836 * generated keyboard-repeat interrupts come at level 1. So, 837 * to not allow a key-up event to get thru before a repeat for 838 * the key-down, we remove any outstanding callout requests.. 839 */ 840 rem_sicallback(ite_filter); 841 842 843 /* 844 * Handle special keys 845 */ 846 switch(c) { 847 case KBD_LEFT_SHIFT: 848 mask = KBD_MOD_LSHIFT; 849 break; 850 case KBD_RIGHT_SHIFT: 851 mask = KBD_MOD_RSHIFT; 852 break; 853 case KBD_CTRL: 854 mask = KBD_MOD_CTRL; 855 break; 856 case KBD_ALT: 857 mask = KBD_MOD_ALT; 858 break; 859 case KBD_CAPS_LOCK: 860 /* CAPSLOCK is a toggle */ 861 if(!up) 862 key_mod ^= KBD_MOD_CAPS; 863 splx(s); 864 return; 865 break; 866 } 867 if(mask) { 868 if(up) 869 key_mod &= ~mask; 870 else 871 key_mod |= mask; 872 splx(s); 873 return; 874 } 875 876 /* 877 * Stop repeating on up event 878 */ 879 if (up) { 880 if(tout_pending) { 881 untimeout(repeat_handler, 0); 882 tout_pending = 0; 883 last_char = 0; 884 } 885 splx(s); 886 return; 887 } 888 else if(tout_pending && last_char != c) { 889 /* 890 * Different character, stop also 891 */ 892 untimeout(repeat_handler, 0); 893 tout_pending = 0; 894 last_char = 0; 895 } 896 897 /* 898 * Handle ite-switching ALT + Fx 899 */ 900 if((key_mod == KBD_MOD_ALT) && (c >= 0x3b) && (c <= 0x44)) { 901 ite_switch(c - 0x3b); 902 splx(s); 903 return; 904 } 905 /* 906 * Safety button, switch back to ascii keymap. 907 */ 908 if(key_mod == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x3b) { 909 /* ALT + LSHIFT + F1 */ 910 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 911 splx(s); 912 return; 913 #ifdef DDB 914 } 915 else if(key_mod == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 916 /* ALT + LSHIFT + F9 */ 917 extern int Debugger(); 918 Debugger(); 919 splx(s); 920 return; 921 #endif 922 } 923 924 /* 925 * The rest of the code is senseless when the device is not open. 926 */ 927 if(kbd_tty == NULL) { 928 splx(s); 929 return; 930 } 931 932 /* 933 * Translate modifiers 934 */ 935 if(key_mod & KBD_MOD_SHIFT) { 936 if(key_mod & KBD_MOD_ALT) 937 key = kbdmap.alt_shift_keys[c]; 938 else key = kbdmap.shift_keys[c]; 939 } 940 else if(key_mod & KBD_MOD_ALT) 941 key = kbdmap.alt_keys[c]; 942 else { 943 key = kbdmap.keys[c]; 944 /* 945 * If CAPS and key is CAPable (no pun intended) 946 */ 947 if((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 948 key = kbdmap.shift_keys[c]; 949 } 950 code = key.code; 951 952 /* 953 * Arrange to repeat the keystroke. By doing this at the level 954 * of scan-codes, we can have function keys, and keys that 955 * send strings, repeat too. This also entitles an additional 956 * overhead, since we have to do the conversion each time, but 957 * I guess that's ok. 958 */ 959 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 960 tout_pending = 1; 961 last_char = c; 962 timeout(repeat_handler, 0, start_repeat_timeo * hz / 100); 963 } 964 else if(!tout_pending && caller==ITEFILT_REPEATER 965 && kbd_ite->key_repeat) { 966 tout_pending = 1; 967 last_char = c; 968 timeout(repeat_handler, 0, next_repeat_timeo * hz / 100); 969 } 970 /* handle dead keys */ 971 if (key.mode & KBD_MODE_DEAD) { 972 /* if entered twice, send accent itself */ 973 if (last_dead == key.mode & KBD_MODE_ACCMASK) 974 last_dead = 0; 975 else { 976 last_dead = key.mode & KBD_MODE_ACCMASK; 977 splx(s); 978 return; 979 } 980 } 981 if (last_dead) { 982 /* can't apply dead flag to string-keys */ 983 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 984 code < 0x7f) 985 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 986 last_dead = 0; 987 } 988 989 /* 990 * If not string, apply CTRL modifiers 991 */ 992 if(!(key.mode & KBD_MODE_STRING) 993 && (!(key.mode & KBD_MODE_KPAD) 994 || (kbd_ite && !kbd_ite->keypad_appmode))) { 995 if(key_mod & KBD_MOD_CTRL) 996 code &= 0x1f; 997 } 998 else if((key.mode & KBD_MODE_KPAD) 999 && (kbd_ite && kbd_ite->keypad_appmode)) { 1000 static char *in = "0123456789-+.\r()/*"; 1001 static char *out = "pqrstuvwxymlnMPQRS"; 1002 char *cp = index(in, code); 1003 1004 /* 1005 * keypad-appmode sends SS3 followed by the above 1006 * translated character 1007 */ 1008 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 1009 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 1010 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 1011 splx(s); 1012 return; 1013 } else { 1014 /* *NO* I don't like this.... */ 1015 static u_char app_cursor[] = 1016 { 1017 3, 27, 'O', 'A', 1018 3, 27, 'O', 'B', 1019 3, 27, 'O', 'C', 1020 3, 27, 'O', 'D'}; 1021 1022 str = kbdmap.strings + code; 1023 /* 1024 * if this is a cursor key, AND it has the default 1025 * keymap setting, AND we're in app-cursor mode, switch 1026 * to the above table. This is *nasty* ! 1027 */ 1028 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1029 && kbd_ite->cursor_appmode 1030 && !bcmp(str, "\x03\x1b[", 3) && 1031 index("ABCD", str[3])) 1032 str = app_cursor + 4 * (str[3] - 'A'); 1033 1034 /* 1035 * using a length-byte instead of 0-termination allows 1036 * to embed \0 into strings, although this is not used 1037 * in the default keymap 1038 */ 1039 for (i = *str++; i; i--) 1040 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1041 splx(s); 1042 return; 1043 } 1044 (*linesw[kbd_tty->t_line].l_rint) (code, kbd_tty); 1045 1046 splx(s); 1047 return; 1048 } 1049 1050 /* helper functions, makes the code below more readable */ 1051 static void inline 1052 ite_sendstr(str) 1053 char *str; 1054 { 1055 struct tty *kbd_tty; 1056 1057 kbd_tty = kbd_ite->tp; 1058 KDASSERT(kbd_tty); 1059 while (*str) 1060 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1061 } 1062 1063 static void 1064 alignment_display(ip) 1065 struct ite_softc *ip; 1066 { 1067 int i, j; 1068 1069 for (j = 0; j < ip->rows; j++) 1070 for (i = 0; i < ip->cols; i++) 1071 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1072 attrclr(ip, 0, 0, ip->rows, ip->cols); 1073 SUBR_CURSOR(ip, DRAW_CURSOR); 1074 } 1075 1076 static void inline 1077 snap_cury(ip) 1078 struct ite_softc *ip; 1079 { 1080 if (ip->inside_margins) 1081 { 1082 if (ip->cury < ip->top_margin) 1083 ip->cury = ip->top_margin; 1084 if (ip->cury > ip->bottom_margin) 1085 ip->cury = ip->bottom_margin; 1086 } 1087 } 1088 1089 static void inline 1090 ite_dnchar(ip, n) 1091 struct ite_softc *ip; 1092 int n; 1093 { 1094 n = min(n, ip->cols - ip->curx); 1095 if (n < ip->cols - ip->curx) 1096 { 1097 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1098 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1099 1, ip->cols - ip->curx - n); 1100 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1101 } 1102 while (n-- > 0) 1103 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1104 SUBR_CURSOR(ip, DRAW_CURSOR); 1105 } 1106 1107 static void inline 1108 ite_inchar(ip, n) 1109 struct ite_softc *ip; 1110 int n; 1111 { 1112 n = min(n, ip->cols - ip->curx); 1113 if (n < ip->cols - ip->curx) 1114 { 1115 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1116 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1117 1, ip->cols - ip->curx - n); 1118 attrclr(ip, ip->cury, ip->curx, 1, n); 1119 } 1120 while (n--) 1121 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1122 SUBR_CURSOR(ip, DRAW_CURSOR); 1123 } 1124 1125 static void inline 1126 ite_clrtoeol(ip) 1127 struct ite_softc *ip; 1128 { 1129 int y = ip->cury, x = ip->curx; 1130 if (ip->cols - x > 0) 1131 { 1132 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1133 attrclr(ip, y, x, 1, ip->cols - x); 1134 SUBR_CURSOR(ip, DRAW_CURSOR); 1135 } 1136 } 1137 1138 static void inline 1139 ite_clrtobol(ip) 1140 struct ite_softc *ip; 1141 { 1142 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1143 SUBR_CLEAR(ip, y, 0, 1, x); 1144 attrclr(ip, y, 0, 1, x); 1145 SUBR_CURSOR(ip, DRAW_CURSOR); 1146 } 1147 1148 static void inline 1149 ite_clrline(ip) 1150 struct ite_softc *ip; 1151 { 1152 int y = ip->cury; 1153 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1154 attrclr(ip, y, 0, 1, ip->cols); 1155 SUBR_CURSOR(ip, DRAW_CURSOR); 1156 } 1157 1158 1159 1160 static void inline 1161 ite_clrtoeos(ip) 1162 struct ite_softc *ip; 1163 { 1164 ite_clrtoeol(ip); 1165 if (ip->cury < ip->rows - 1) 1166 { 1167 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1168 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1169 SUBR_CURSOR(ip, DRAW_CURSOR); 1170 } 1171 } 1172 1173 static void inline 1174 ite_clrtobos(ip) 1175 struct ite_softc *ip; 1176 { 1177 ite_clrtobol(ip); 1178 if (ip->cury > 0) 1179 { 1180 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1181 attrclr(ip, 0, 0, ip->cury, ip->cols); 1182 SUBR_CURSOR(ip, DRAW_CURSOR); 1183 } 1184 } 1185 1186 static void inline 1187 ite_clrscreen(ip) 1188 struct ite_softc *ip; 1189 { 1190 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1191 attrclr(ip, 0, 0, ip->rows, ip->cols); 1192 SUBR_CURSOR(ip, DRAW_CURSOR); 1193 } 1194 1195 1196 1197 static void inline 1198 ite_dnline(ip, n) 1199 struct ite_softc *ip; 1200 int n; 1201 { 1202 /* interesting.. if the cursor is outside the scrolling 1203 region, this command is simply ignored.. */ 1204 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1205 return; 1206 1207 n = min(n, ip->bottom_margin + 1 - ip->cury); 1208 if (n <= ip->bottom_margin - ip->cury) 1209 { 1210 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1211 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1212 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1213 } 1214 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1215 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1216 SUBR_CURSOR(ip, DRAW_CURSOR); 1217 } 1218 1219 static void inline 1220 ite_inline(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, 0, n, SCROLL_DOWN); 1233 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1234 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1235 } 1236 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1237 attrclr(ip, ip->cury, 0, n, ip->cols); 1238 SUBR_CURSOR(ip, DRAW_CURSOR); 1239 } 1240 1241 static void inline 1242 ite_lf (ip) 1243 struct ite_softc *ip; 1244 { 1245 ++ip->cury; 1246 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1247 { 1248 ip->cury--; 1249 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1250 ite_clrline(ip); 1251 } 1252 SUBR_CURSOR(ip, MOVE_CURSOR); 1253 clr_attr(ip, ATTR_INV); 1254 } 1255 1256 static void inline 1257 ite_crlf (ip) 1258 struct ite_softc *ip; 1259 { 1260 ip->curx = 0; 1261 ite_lf (ip); 1262 } 1263 1264 static void inline 1265 ite_cr (ip) 1266 struct ite_softc *ip; 1267 { 1268 if (ip->curx) 1269 { 1270 ip->curx = 0; 1271 SUBR_CURSOR(ip, MOVE_CURSOR); 1272 } 1273 } 1274 1275 static void inline 1276 ite_rlf (ip) 1277 struct ite_softc *ip; 1278 { 1279 ip->cury--; 1280 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1281 { 1282 ip->cury++; 1283 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1284 ite_clrline(ip); 1285 } 1286 SUBR_CURSOR(ip, MOVE_CURSOR); 1287 clr_attr(ip, ATTR_INV); 1288 } 1289 1290 static int inline 1291 atoi (cp) 1292 const char *cp; 1293 { 1294 int n; 1295 1296 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1297 n = n * 10 + *cp - '0'; 1298 1299 return n; 1300 } 1301 1302 static char * 1303 index (cp, ch) 1304 const char *cp; 1305 int ch; 1306 { 1307 while (*cp && *cp != ch) cp++; 1308 return *cp ? (char *) cp : 0; 1309 } 1310 1311 1312 1313 static int inline 1314 ite_argnum (ip) 1315 struct ite_softc *ip; 1316 { 1317 char ch; 1318 int n; 1319 1320 /* convert argument string into number */ 1321 if (ip->ap == ip->argbuf) 1322 return 1; 1323 ch = *ip->ap; 1324 *ip->ap = 0; 1325 n = atoi (ip->argbuf); 1326 *ip->ap = ch; 1327 1328 return n; 1329 } 1330 1331 static int inline 1332 ite_zargnum (ip) 1333 struct ite_softc *ip; 1334 { 1335 char ch, *cp; 1336 int n; 1337 1338 /* convert argument string into number */ 1339 if (ip->ap == ip->argbuf) 1340 return 0; 1341 ch = *ip->ap; 1342 *ip->ap = 0; 1343 n = atoi (ip->argbuf); 1344 *ip->ap = ch; 1345 1346 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1347 } 1348 1349 static int inline 1350 strncmp (a, b, l) 1351 const char *a, *b; 1352 int l; 1353 { 1354 for (;l--; a++, b++) 1355 if (*a != *b) 1356 return *a - *b; 1357 return 0; 1358 } 1359 1360 void 1361 ite_putstr(s, len, dev) 1362 const char *s; 1363 int len; 1364 dev_t dev; 1365 { 1366 struct ite_softc *ip; 1367 int i; 1368 1369 ip = getitesp(dev); 1370 1371 /* XXX avoid problems */ 1372 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1373 return; 1374 1375 SUBR_CURSOR(ip, START_CURSOROPT); 1376 for (i = 0; i < len; i++) 1377 if (s[i]) 1378 iteputchar(s[i], ip); 1379 SUBR_CURSOR(ip, END_CURSOROPT); 1380 } 1381 1382 1383 void 1384 iteputchar(c, ip) 1385 register int c; 1386 struct ite_softc *ip; 1387 { 1388 struct tty *kbd_tty; 1389 int n, x, y; 1390 char *cp; 1391 1392 if (kbd_ite == NULL) 1393 kbd_tty = NULL; 1394 else 1395 kbd_tty = kbd_ite->tp; 1396 1397 if (ip->escape) 1398 { 1399 doesc: 1400 switch (ip->escape) 1401 { 1402 case ESC: 1403 switch (c) 1404 { 1405 /* first 7bit equivalents for the 8bit control characters */ 1406 1407 case 'D': 1408 c = IND; 1409 ip->escape = 0; 1410 break; /* and fall into the next switch below (same for all `break') */ 1411 1412 case 'E': 1413 c = NEL; 1414 ip->escape = 0; 1415 break; 1416 1417 case 'H': 1418 c = HTS; 1419 ip->escape = 0; 1420 break; 1421 1422 case 'M': 1423 c = RI; 1424 ip->escape = 0; 1425 break; 1426 1427 case 'N': 1428 c = SS2; 1429 ip->escape = 0; 1430 break; 1431 1432 case 'O': 1433 c = SS3; 1434 ip->escape = 0; 1435 break; 1436 1437 case 'P': 1438 c = DCS; 1439 ip->escape = 0; 1440 break; 1441 1442 case '[': 1443 c = CSI; 1444 ip->escape = 0; 1445 break; 1446 1447 case '\\': 1448 c = ST; 1449 ip->escape = 0; 1450 break; 1451 1452 case ']': 1453 c = OSC; 1454 ip->escape = 0; 1455 break; 1456 1457 case '^': 1458 c = PM; 1459 ip->escape = 0; 1460 break; 1461 1462 case '_': 1463 c = APC; 1464 ip->escape = 0; 1465 break; 1466 1467 1468 /* introduces 7/8bit control */ 1469 case ' ': 1470 /* can be followed by either F or G */ 1471 ip->escape = ' '; 1472 break; 1473 1474 1475 /* a lot of character set selections, not yet used... 1476 94-character sets: */ 1477 case '(': /* G0 */ 1478 case ')': /* G1 */ 1479 ip->escape = c; 1480 return; 1481 1482 case '*': /* G2 */ 1483 case '+': /* G3 */ 1484 case 'B': /* ASCII */ 1485 case 'A': /* ISO latin 1 */ 1486 case '<': /* user preferred suplemental */ 1487 case '0': /* dec special graphics */ 1488 1489 /* 96-character sets: */ 1490 case '-': /* G1 */ 1491 case '.': /* G2 */ 1492 case '/': /* G3 */ 1493 1494 /* national character sets: */ 1495 case '4': /* dutch */ 1496 case '5': 1497 case 'C': /* finnish */ 1498 case 'R': /* french */ 1499 case 'Q': /* french canadian */ 1500 case 'K': /* german */ 1501 case 'Y': /* italian */ 1502 case '6': /* norwegian/danish */ 1503 /* note: %5 and %6 are not supported (two chars..) */ 1504 1505 ip->escape = 0; 1506 /* just ignore for now */ 1507 return; 1508 1509 1510 /* locking shift modes (as you might guess, not yet supported..) */ 1511 case '`': 1512 ip->GR = ip->G1; 1513 ip->escape = 0; 1514 return; 1515 1516 case 'n': 1517 ip->GL = ip->G2; 1518 ip->escape = 0; 1519 return; 1520 1521 case '}': 1522 ip->GR = ip->G2; 1523 ip->escape = 0; 1524 return; 1525 1526 case 'o': 1527 ip->GL = ip->G3; 1528 ip->escape = 0; 1529 return; 1530 1531 case '|': 1532 ip->GR = ip->G3; 1533 ip->escape = 0; 1534 return; 1535 1536 1537 /* font width/height control */ 1538 case '#': 1539 ip->escape = '#'; 1540 return; 1541 1542 1543 /* hard terminal reset .. */ 1544 case 'c': 1545 ite_reset (ip); 1546 SUBR_CURSOR(ip, MOVE_CURSOR); 1547 ip->escape = 0; 1548 return; 1549 1550 1551 case '7': 1552 ip->save_curx = ip->curx; 1553 ip->save_cury = ip->cury; 1554 ip->save_attribute = ip->attribute; 1555 ip->escape = 0; 1556 return; 1557 1558 case '8': 1559 ip->curx = ip->save_curx; 1560 ip->cury = ip->save_cury; 1561 ip->attribute = ip->save_attribute; 1562 SUBR_CURSOR(ip, MOVE_CURSOR); 1563 ip->escape = 0; 1564 return; 1565 1566 case '=': 1567 ip->keypad_appmode = 1; 1568 ip->escape = 0; 1569 return; 1570 1571 case '>': 1572 ip->keypad_appmode = 0; 1573 ip->escape = 0; 1574 return; 1575 1576 case 'Z': /* request ID */ 1577 if (ip->emul_level == EMUL_VT100) 1578 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1579 else 1580 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1581 ip->escape = 0; 1582 return; 1583 1584 /* default catch all for not recognized ESC sequences */ 1585 default: 1586 ip->escape = 0; 1587 return; 1588 } 1589 break; 1590 1591 1592 case '(': 1593 case ')': 1594 ip->escape = 0; 1595 return; 1596 1597 1598 case ' ': 1599 switch (c) 1600 { 1601 case 'F': 1602 ip->eightbit_C1 = 0; 1603 ip->escape = 0; 1604 return; 1605 1606 case 'G': 1607 ip->eightbit_C1 = 1; 1608 ip->escape = 0; 1609 return; 1610 1611 default: 1612 /* not supported */ 1613 ip->escape = 0; 1614 return; 1615 } 1616 break; 1617 1618 1619 case '#': 1620 switch (c) 1621 { 1622 case '5': 1623 /* single height, single width */ 1624 ip->escape = 0; 1625 return; 1626 1627 case '6': 1628 /* double width, single height */ 1629 ip->escape = 0; 1630 return; 1631 1632 case '3': 1633 /* top half */ 1634 ip->escape = 0; 1635 return; 1636 1637 case '4': 1638 /* bottom half */ 1639 ip->escape = 0; 1640 return; 1641 1642 case '8': 1643 /* screen alignment pattern... */ 1644 alignment_display (ip); 1645 ip->escape = 0; 1646 return; 1647 1648 default: 1649 ip->escape = 0; 1650 return; 1651 } 1652 break; 1653 1654 1655 1656 case CSI: 1657 /* the biggie... */ 1658 switch (c) 1659 { 1660 case '0': case '1': case '2': case '3': case '4': 1661 case '5': case '6': case '7': case '8': case '9': 1662 case ';': case '\"': case '$': case '>': 1663 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1664 *ip->ap++ = c; 1665 return; 1666 1667 case BS: 1668 /* you wouldn't believe such perversion is possible? 1669 it is.. BS is allowed in between cursor sequences 1670 (at least), according to vttest.. */ 1671 if (--ip->curx < 0) 1672 ip->curx = 0; 1673 else 1674 SUBR_CURSOR(ip, MOVE_CURSOR); 1675 break; 1676 1677 case 'p': 1678 *ip->ap = 0; 1679 if (! strncmp (ip->argbuf, "61\"", 3)) 1680 ip->emul_level = EMUL_VT100; 1681 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1682 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1683 ip->emul_level = EMUL_VT300_7; 1684 else 1685 ip->emul_level = EMUL_VT300_8; 1686 ip->escape = 0; 1687 return; 1688 1689 1690 case '?': 1691 *ip->ap = 0; 1692 ip->escape = '?'; 1693 ip->ap = ip->argbuf; 1694 return; 1695 1696 1697 case 'c': 1698 *ip->ap = 0; 1699 if (ip->argbuf[0] == '>') 1700 { 1701 ite_sendstr ("\033[>24;0;0;0c"); 1702 } 1703 else switch (ite_zargnum(ip)) 1704 { 1705 case 0: 1706 /* primary DA request, send primary DA response */ 1707 if (ip->emul_level == EMUL_VT100) 1708 ite_sendstr ("\033[?1;1c"); 1709 else 1710 ite_sendstr ("\033[?63;1c"); 1711 break; 1712 } 1713 ip->escape = 0; 1714 return; 1715 1716 case 'n': 1717 switch (ite_zargnum(ip)) 1718 { 1719 case 5: 1720 ite_sendstr ("\033[0n"); /* no malfunction */ 1721 break; 1722 case 6: 1723 /* cursor position report */ 1724 sprintf (ip->argbuf, "\033[%d;%dR", 1725 ip->cury + 1, ip->curx + 1); 1726 ite_sendstr (ip->argbuf); 1727 break; 1728 } 1729 ip->escape = 0; 1730 return; 1731 1732 1733 case 'x': 1734 switch (ite_zargnum(ip)) 1735 { 1736 case 0: 1737 /* Fake some terminal parameters. */ 1738 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1739 break; 1740 case 1: 1741 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1742 break; 1743 } 1744 ip->escape = 0; 1745 return; 1746 1747 1748 case 'g': 1749 switch (ite_zargnum(ip)) 1750 { 1751 case 0: 1752 if (ip->curx < ip->cols) 1753 ip->tabs[ip->curx] = 0; 1754 break; 1755 case 3: 1756 for (n = 0; n < ip->cols; n++) 1757 ip->tabs[n] = 0; 1758 break; 1759 } 1760 ip->escape = 0; 1761 return; 1762 1763 1764 case 'h': case 'l': 1765 n = ite_zargnum (ip); 1766 switch (n) 1767 { 1768 case 4: 1769 ip->imode = (c == 'h'); /* insert/replace mode */ 1770 break; 1771 case 20: 1772 ip->linefeed_newline = (c == 'h'); 1773 break; 1774 } 1775 ip->escape = 0; 1776 return; 1777 1778 1779 case 'M': 1780 ite_dnline (ip, ite_argnum (ip)); 1781 ip->escape = 0; 1782 return; 1783 1784 1785 case 'L': 1786 ite_inline (ip, ite_argnum (ip)); 1787 ip->escape = 0; 1788 return; 1789 1790 1791 case 'P': 1792 ite_dnchar (ip, ite_argnum (ip)); 1793 ip->escape = 0; 1794 return; 1795 1796 1797 case '@': 1798 ite_inchar (ip, ite_argnum (ip)); 1799 ip->escape = 0; 1800 return; 1801 1802 1803 case 'G': 1804 /* this one was *not* in my vt320 manual but in 1805 a vt320 termcap entry.. who is right? 1806 It's supposed to set the horizontal cursor position. */ 1807 *ip->ap = 0; 1808 x = atoi (ip->argbuf); 1809 if (x) x--; 1810 ip->curx = min(x, ip->cols - 1); 1811 ip->escape = 0; 1812 SUBR_CURSOR(ip, MOVE_CURSOR); 1813 clr_attr (ip, ATTR_INV); 1814 return; 1815 1816 1817 case 'd': 1818 /* same thing here, this one's for setting the absolute 1819 vertical cursor position. Not documented... */ 1820 *ip->ap = 0; 1821 y = atoi (ip->argbuf); 1822 if (y) y--; 1823 if (ip->inside_margins) 1824 y += ip->top_margin; 1825 ip->cury = min(y, ip->rows - 1); 1826 ip->escape = 0; 1827 snap_cury(ip); 1828 SUBR_CURSOR(ip, MOVE_CURSOR); 1829 clr_attr (ip, ATTR_INV); 1830 return; 1831 1832 1833 case 'H': 1834 case 'f': 1835 *ip->ap = 0; 1836 y = atoi (ip->argbuf); 1837 x = 0; 1838 cp = index (ip->argbuf, ';'); 1839 if (cp) 1840 x = atoi (cp + 1); 1841 if (x) x--; 1842 if (y) y--; 1843 if (ip->inside_margins) 1844 y += ip->top_margin; 1845 ip->cury = min(y, ip->rows - 1); 1846 ip->curx = min(x, ip->cols - 1); 1847 ip->escape = 0; 1848 snap_cury(ip); 1849 SUBR_CURSOR(ip, MOVE_CURSOR); 1850 clr_attr (ip, ATTR_INV); 1851 return; 1852 1853 case 'A': 1854 n = ite_argnum (ip); 1855 n = ip->cury - (n ? n : 1); 1856 if (n < 0) n = 0; 1857 if (ip->inside_margins) 1858 n = max(ip->top_margin, n); 1859 else if (n == ip->top_margin - 1) 1860 /* allow scrolling outside region, but don't scroll out 1861 of active region without explicit CUP */ 1862 n = ip->top_margin; 1863 ip->cury = n; 1864 ip->escape = 0; 1865 SUBR_CURSOR(ip, MOVE_CURSOR); 1866 clr_attr (ip, ATTR_INV); 1867 return; 1868 1869 case 'B': 1870 n = ite_argnum (ip); 1871 n = ip->cury + (n ? n : 1); 1872 n = min(ip->rows - 1, n); 1873 if (ip->inside_margins) 1874 n = min(ip->bottom_margin, n); 1875 else if (n == ip->bottom_margin + 1) 1876 /* allow scrolling outside region, but don't scroll out 1877 of active region without explicit CUP */ 1878 n = ip->bottom_margin; 1879 ip->cury = n; 1880 ip->escape = 0; 1881 SUBR_CURSOR(ip, MOVE_CURSOR); 1882 clr_attr (ip, ATTR_INV); 1883 return; 1884 1885 case 'C': 1886 n = ite_argnum (ip); 1887 n = n ? n : 1; 1888 ip->curx = min(ip->curx + n, ip->cols - 1); 1889 ip->escape = 0; 1890 SUBR_CURSOR(ip, MOVE_CURSOR); 1891 clr_attr (ip, ATTR_INV); 1892 return; 1893 1894 case 'D': 1895 n = ite_argnum (ip); 1896 n = n ? n : 1; 1897 n = ip->curx - n; 1898 ip->curx = n >= 0 ? n : 0; 1899 ip->escape = 0; 1900 SUBR_CURSOR(ip, MOVE_CURSOR); 1901 clr_attr (ip, ATTR_INV); 1902 return; 1903 1904 1905 1906 1907 case 'J': 1908 *ip->ap = 0; 1909 n = ite_zargnum (ip); 1910 if (n == 0) 1911 ite_clrtoeos(ip); 1912 else if (n == 1) 1913 ite_clrtobos(ip); 1914 else if (n == 2) 1915 ite_clrscreen(ip); 1916 ip->escape = 0; 1917 return; 1918 1919 1920 case 'K': 1921 n = ite_zargnum (ip); 1922 if (n == 0) 1923 ite_clrtoeol(ip); 1924 else if (n == 1) 1925 ite_clrtobol(ip); 1926 else if (n == 2) 1927 ite_clrline(ip); 1928 ip->escape = 0; 1929 return; 1930 1931 1932 case 'X': 1933 n = ite_argnum(ip) - 1; 1934 n = min(n, ip->cols - 1 - ip->curx); 1935 for (; n >= 0; n--) 1936 { 1937 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1938 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1939 } 1940 ip->escape = 0; 1941 return; 1942 1943 1944 case '}': case '`': 1945 /* status line control */ 1946 ip->escape = 0; 1947 return; 1948 1949 1950 case 'r': 1951 *ip->ap = 0; 1952 x = atoi (ip->argbuf); 1953 x = x ? x : 1; 1954 y = ip->rows; 1955 cp = index (ip->argbuf, ';'); 1956 if (cp) 1957 { 1958 y = atoi (cp + 1); 1959 y = y ? y : ip->rows; 1960 } 1961 if (y - x < 2) 1962 { 1963 /* if illegal scrolling region, reset to defaults */ 1964 x = 1; 1965 y = ip->rows; 1966 } 1967 x--; 1968 y--; 1969 ip->top_margin = min(x, ip->rows - 1); 1970 ip->bottom_margin = min(y, ip->rows - 1); 1971 if (ip->inside_margins) 1972 { 1973 ip->cury = ip->top_margin; 1974 ip->curx = 0; 1975 SUBR_CURSOR(ip, MOVE_CURSOR); 1976 } 1977 ip->escape = 0; 1978 return; 1979 1980 1981 case 'm': 1982 /* big attribute setter/resetter */ 1983 { 1984 char *cp; 1985 *ip->ap = 0; 1986 /* kludge to make CSIm work (== CSI0m) */ 1987 if (ip->ap == ip->argbuf) 1988 ip->ap++; 1989 for (cp = ip->argbuf; cp < ip->ap; ) 1990 { 1991 switch (*cp) 1992 { 1993 case 0: 1994 case '0': 1995 clr_attr (ip, ATTR_ALL); 1996 cp++; 1997 break; 1998 1999 case '1': 2000 set_attr (ip, ATTR_BOLD); 2001 cp++; 2002 break; 2003 2004 case '2': 2005 switch (cp[1]) 2006 { 2007 case '2': 2008 clr_attr (ip, ATTR_BOLD); 2009 cp += 2; 2010 break; 2011 2012 case '4': 2013 clr_attr (ip, ATTR_UL); 2014 cp += 2; 2015 break; 2016 2017 case '5': 2018 clr_attr (ip, ATTR_BLINK); 2019 cp += 2; 2020 break; 2021 2022 case '7': 2023 clr_attr (ip, ATTR_INV); 2024 cp += 2; 2025 break; 2026 2027 default: 2028 cp++; 2029 break; 2030 } 2031 break; 2032 2033 case '4': 2034 set_attr (ip, ATTR_UL); 2035 cp++; 2036 break; 2037 2038 case '5': 2039 set_attr (ip, ATTR_BLINK); 2040 cp++; 2041 break; 2042 2043 case '7': 2044 set_attr (ip, ATTR_INV); 2045 cp++; 2046 break; 2047 2048 default: 2049 cp++; 2050 break; 2051 } 2052 } 2053 2054 } 2055 ip->escape = 0; 2056 return; 2057 2058 2059 case 'u': 2060 /* DECRQTSR */ 2061 ite_sendstr ("\033P\033\\"); 2062 ip->escape = 0; 2063 return; 2064 2065 2066 2067 default: 2068 ip->escape = 0; 2069 return; 2070 } 2071 break; 2072 2073 2074 2075 case '?': /* CSI ? */ 2076 switch (c) 2077 { 2078 case '0': case '1': case '2': case '3': case '4': 2079 case '5': case '6': case '7': case '8': case '9': 2080 case ';': case '\"': case '$': 2081 /* Don't fill the last character; it's needed. */ 2082 /* XXX yeah, where ?? */ 2083 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2084 *ip->ap++ = c; 2085 return; 2086 2087 2088 case 'n': 2089 *ip->ap = 0; 2090 if (ip->ap == &ip->argbuf[2]) 2091 { 2092 if (! strncmp (ip->argbuf, "15", 2)) 2093 /* printer status: no printer */ 2094 ite_sendstr ("\033[13n"); 2095 2096 else if (! strncmp (ip->argbuf, "25", 2)) 2097 /* udk status */ 2098 ite_sendstr ("\033[20n"); 2099 2100 else if (! strncmp (ip->argbuf, "26", 2)) 2101 /* keyboard dialect: US */ 2102 ite_sendstr ("\033[27;1n"); 2103 } 2104 ip->escape = 0; 2105 return; 2106 2107 2108 case 'h': case 'l': 2109 n = ite_zargnum (ip); 2110 switch (n) 2111 { 2112 case 1: 2113 ip->cursor_appmode = (c == 'h'); 2114 break; 2115 2116 case 3: 2117 /* 132/80 columns (132 == 'h') */ 2118 break; 2119 2120 case 4: /* smooth scroll */ 2121 break; 2122 2123 case 5: 2124 /* light background (=='h') /dark background(=='l') */ 2125 break; 2126 2127 case 6: /* origin mode */ 2128 ip->inside_margins = (c == 'h'); 2129 ip->curx = 0; 2130 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2131 SUBR_CURSOR(ip, MOVE_CURSOR); 2132 break; 2133 2134 case 7: /* auto wraparound */ 2135 ip->auto_wrap = (c == 'h'); 2136 break; 2137 2138 case 8: /* keyboard repeat */ 2139 ip->key_repeat = (c == 'h'); 2140 break; 2141 2142 case 20: /* newline mode */ 2143 ip->linefeed_newline = (c == 'h'); 2144 break; 2145 2146 case 25: /* cursor on/off */ 2147 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2148 break; 2149 } 2150 ip->escape = 0; 2151 return; 2152 2153 default: 2154 ip->escape = 0; 2155 return; 2156 } 2157 break; 2158 2159 2160 default: 2161 ip->escape = 0; 2162 return; 2163 } 2164 } 2165 2166 switch (c) { 2167 2168 case VT: /* VT is treated like LF */ 2169 case FF: /* so is FF */ 2170 case LF: 2171 /* cr->crlf distinction is done here, on output, 2172 not on input! */ 2173 if (ip->linefeed_newline) 2174 ite_crlf (ip); 2175 else 2176 ite_lf (ip); 2177 break; 2178 2179 case CR: 2180 ite_cr (ip); 2181 break; 2182 2183 case BS: 2184 if (--ip->curx < 0) 2185 ip->curx = 0; 2186 else 2187 SUBR_CURSOR(ip, MOVE_CURSOR); 2188 break; 2189 2190 case HT: 2191 for (n = ip->curx + 1; n < ip->cols; n++) { 2192 if (ip->tabs[n]) { 2193 ip->curx = n; 2194 SUBR_CURSOR(ip, MOVE_CURSOR); 2195 break; 2196 } 2197 } 2198 break; 2199 2200 case BEL: 2201 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2202 kbdbell(); 2203 break; 2204 2205 case SO: 2206 ip->GL = ip->G1; 2207 break; 2208 2209 case SI: 2210 ip->GL = ip->G0; 2211 break; 2212 2213 case ENQ: 2214 /* send answer-back message !! */ 2215 break; 2216 2217 case CAN: 2218 ip->escape = 0; /* cancel any escape sequence in progress */ 2219 break; 2220 2221 case SUB: 2222 ip->escape = 0; /* dito, but see below */ 2223 /* should also display a reverse question mark!! */ 2224 break; 2225 2226 case ESC: 2227 ip->escape = ESC; 2228 break; 2229 2230 2231 /* now it gets weird.. 8bit control sequences.. */ 2232 case IND: /* index: move cursor down, scroll */ 2233 ite_lf (ip); 2234 break; 2235 2236 case NEL: /* next line. next line, first pos. */ 2237 ite_crlf (ip); 2238 break; 2239 2240 case HTS: /* set horizontal tab */ 2241 if (ip->curx < ip->cols) 2242 ip->tabs[ip->curx] = 1; 2243 break; 2244 2245 case RI: /* reverse index */ 2246 ite_rlf (ip); 2247 break; 2248 2249 case SS2: /* go into G2 for one character */ 2250 /* not yet supported */ 2251 break; 2252 2253 case SS3: /* go into G3 for one character */ 2254 break; 2255 2256 case DCS: /* device control string introducer */ 2257 ip->escape = DCS; 2258 ip->ap = ip->argbuf; 2259 break; 2260 2261 case CSI: /* control sequence introducer */ 2262 ip->escape = CSI; 2263 ip->ap = ip->argbuf; 2264 break; 2265 2266 case ST: /* string terminator */ 2267 /* ignore, if not used as terminator */ 2268 break; 2269 2270 case OSC: /* introduces OS command. Ignore everything upto ST */ 2271 ip->escape = OSC; 2272 break; 2273 2274 case PM: /* privacy message, ignore everything upto ST */ 2275 ip->escape = PM; 2276 break; 2277 2278 case APC: /* application program command, ignore everything upto ST */ 2279 ip->escape = APC; 2280 break; 2281 2282 default: 2283 if (c < ' ' || c == DEL) 2284 break; 2285 if (ip->imode) 2286 ite_inchar(ip, 1); 2287 iteprecheckwrap(ip); 2288 #ifdef DO_WEIRD_ATTRIBUTES 2289 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2290 attrset(ip, ATTR_INV); 2291 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2292 } 2293 else 2294 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2295 #else 2296 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2297 #endif 2298 SUBR_CURSOR(ip, DRAW_CURSOR); 2299 itecheckwrap(ip); 2300 break; 2301 } 2302 } 2303 2304 iteprecheckwrap(ip) 2305 struct ite_softc *ip; 2306 { 2307 if (ip->auto_wrap && ip->curx == ip->cols) { 2308 ip->curx = 0; 2309 clr_attr(ip, ATTR_INV); 2310 if (++ip->cury >= ip->bottom_margin + 1) { 2311 ip->cury = ip->bottom_margin; 2312 SUBR_CURSOR(ip, MOVE_CURSOR); 2313 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2314 ite_clrtoeol(ip); 2315 } else 2316 SUBR_CURSOR(ip, MOVE_CURSOR); 2317 } 2318 } 2319 2320 itecheckwrap(ip) 2321 struct ite_softc *ip; 2322 { 2323 if (ip->curx < ip->cols) { 2324 ip->curx++; 2325 SUBR_CURSOR(ip, MOVE_CURSOR); 2326 } 2327 } 2328