ite.c revision 1.9
1 /* $NetBSD: ite.c,v 1.9 1996/03/17 01:26:49 thorpej 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/kbdmap.h> 64 #include <atari/dev/iteioctl.h> 65 #include <atari/dev/itevar.h> 66 #include <atari/dev/grfioctl.h> 67 #include <atari/dev/grfabs_reg.h> 68 #include <atari/dev/grfvar.h> 69 #include <atari/dev/viewioctl.h> 70 #include <atari/dev/viewvar.h> 71 72 #define ITEUNIT(dev) (minor(dev)) 73 74 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 75 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 76 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 77 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 78 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 79 #define SUBR_SCROLL(ip,sy,sx,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 80 81 u_int ite_confunits; /* configured units */ 82 83 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 84 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 85 86 int ite_default_wrap = 1; /* you want vtxxx-nam, binpatch */ 87 88 struct ite_softc con_itesoftc; 89 u_char cons_tabs[MAX_TABS]; 90 91 struct ite_softc *kbd_ite; 92 int kbd_init; 93 94 static void iteprecheckwrap __P((struct ite_softc *)); 95 static void itecheckwrap __P((struct ite_softc *)); 96 97 static char *index __P((const char *, int)); 98 static __inline__ int atoi __P((const char *)); 99 static void ite_switch __P((int)); 100 void iteputchar __P((int c, struct ite_softc *ip)); 101 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 102 void iteattach __P((struct device *, struct device *, void *)); 103 int itematch __P((struct device *, void *, void *)); 104 105 struct cfattach ite_ca = { 106 sizeof(struct ite_softc), itematch, iteattach 107 }; 108 109 struct cfdriver ite_cd = { 110 NULL, "ite", DV_DULL, NULL, 0 111 }; 112 113 int 114 itematch(pdp, match, auxp) 115 struct device *pdp; 116 void *match, *auxp; 117 { 118 struct cfdata *cdp = match; 119 struct grf_softc *gp; 120 int maj; 121 122 gp = auxp; 123 124 /* ite0 should be at grf0 */ 125 if(cdp->cf_unit != gp->g_unit) 126 return(0); 127 128 /* 129 * all that our mask allows (more than enough no one 130 * has > 32 monitors for text consoles on one machine) 131 */ 132 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 133 return(0); 134 /* 135 * XXX 136 * normally this would be done in attach, however 137 * during early init we do not have a device pointer 138 * and thus no unit number. 139 */ 140 for(maj = 0; maj < nchrdev; maj++) 141 if (cdevsw[maj].d_open == iteopen) 142 break; 143 gp->g_itedev = makedev(maj, cdp->cf_unit); 144 return(1); 145 } 146 147 void 148 iteattach(pdp, dp, auxp) 149 struct device *pdp, *dp; 150 void *auxp; 151 { 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(ite_cd.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 itecnprobe(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 itecninit(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 itecngetc(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 itecnputc(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 itecninit(). 316 * 317 */ 318 void 319 iteinit(dev) 320 dev_t dev; 321 { 322 extern int atari_realconfig; 323 struct ite_softc *ip; 324 325 ip = getitesp(dev); 326 if (ip->flags & ITE_INITED) 327 return; 328 if (atari_realconfig) { 329 if (ip->kbdmap && ip->kbdmap != &ascii_kbdmap) 330 free(ip->kbdmap, M_DEVBUF); 331 ip->kbdmap = malloc(sizeof(struct kbdmap), M_DEVBUF, M_WAITOK); 332 bcopy(&ascii_kbdmap, ip->kbdmap, sizeof(struct kbdmap)); 333 } 334 else ip->kbdmap = &ascii_kbdmap; 335 336 ip->cursorx = 0; 337 ip->cursory = 0; 338 SUBR_INIT(ip); 339 SUBR_CURSOR(ip, DRAW_CURSOR); 340 if (ip->tabs == NULL) 341 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 342 ite_reset(ip); 343 ip->flags |= ITE_INITED; 344 } 345 346 int 347 iteopen(dev, mode, devtype, p) 348 dev_t dev; 349 int mode, devtype; 350 struct proc *p; 351 { 352 struct ite_softc *ip; 353 struct tty *tp; 354 int error, first, unit; 355 356 unit = ITEUNIT(dev); 357 first = 0; 358 359 if (((1 << unit) & ite_confunits) == 0) 360 return (ENXIO); 361 362 ip = getitesp(dev); 363 364 if (ip->tp == NULL) 365 tp = ip->tp = ttymalloc(); 366 else 367 tp = ip->tp; 368 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 369 && p->p_ucred->cr_uid != 0) 370 return (EBUSY); 371 if ((ip->flags & ITE_ACTIVE) == 0) { 372 error = ite_on(dev, 0); 373 if (error) 374 return (error); 375 first = 1; 376 } 377 tp->t_oproc = itestart; 378 tp->t_param = ite_param; 379 tp->t_dev = dev; 380 if ((tp->t_state & TS_ISOPEN) == 0) { 381 ttychars(tp); 382 tp->t_iflag = TTYDEF_IFLAG; 383 tp->t_oflag = TTYDEF_OFLAG; 384 tp->t_cflag = TTYDEF_CFLAG; 385 tp->t_lflag = TTYDEF_LFLAG; 386 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 387 tp->t_state = TS_WOPEN | TS_CARR_ON; 388 ttsetwater(tp); 389 } 390 error = (*linesw[tp->t_line].l_open) (dev, tp); 391 if (error == 0) { 392 tp->t_winsize.ws_row = ip->rows; 393 tp->t_winsize.ws_col = ip->cols; 394 if (!kbd_init) { 395 kbd_init = 1; 396 kbdenable(); 397 } 398 } else if (first) 399 ite_off(dev, 0); 400 return (error); 401 } 402 403 int 404 iteclose(dev, flag, mode, p) 405 dev_t dev; 406 int flag, mode; 407 struct proc *p; 408 { 409 struct tty *tp; 410 411 tp = getitesp(dev)->tp; 412 413 KDASSERT(tp); 414 (*linesw[tp->t_line].l_close) (tp, flag); 415 ttyclose(tp); 416 ite_off(dev, 0); 417 return (0); 418 } 419 420 int 421 iteread(dev, uio, flag) 422 dev_t dev; 423 struct uio *uio; 424 int flag; 425 { 426 struct tty *tp; 427 428 tp = getitesp(dev)->tp; 429 430 KDASSERT(tp); 431 return ((*linesw[tp->t_line].l_read) (tp, uio, flag)); 432 } 433 434 int 435 itewrite(dev, uio, flag) 436 dev_t dev; 437 struct uio *uio; 438 int flag; 439 { 440 struct tty *tp; 441 442 tp = getitesp(dev)->tp; 443 444 KDASSERT(tp); 445 return ((*linesw[tp->t_line].l_write) (tp, uio, flag)); 446 } 447 448 void 449 itestop(tp, flag) 450 struct tty *tp; 451 int flag; 452 { 453 454 } 455 456 struct tty * 457 itetty(dev) 458 dev_t dev; 459 { 460 return(getitesp(dev)->tp); 461 } 462 463 int 464 iteioctl(dev, cmd, addr, flag, p) 465 dev_t dev; 466 u_long cmd; 467 int flag; 468 caddr_t addr; 469 struct proc *p; 470 { 471 struct iterepeat *irp; 472 struct ite_softc *ip; 473 struct tty *tp; 474 int error; 475 476 ip = getitesp(dev); 477 tp = ip->tp; 478 479 KDASSERT(tp); 480 481 error = (*linesw[tp->t_line].l_ioctl) (tp, cmd, addr, flag, p); 482 if(error >= 0) 483 return (error); 484 error = ttioctl(tp, cmd, addr, flag, p); 485 if (error >= 0) 486 return (error); 487 488 switch (cmd) { 489 case ITEIOCSKMAP: 490 if (addr == 0) 491 return(EFAULT); 492 bcopy(addr, ip->kbdmap, sizeof(struct kbdmap)); 493 return(0); 494 case ITEIOCSSKMAP: 495 if (addr == 0) 496 return(EFAULT); 497 bcopy(addr, &ascii_kbdmap, sizeof(struct kbdmap)); 498 return(0); 499 case ITEIOCGKMAP: 500 if (addr == NULL) 501 return(EFAULT); 502 bcopy(ip->kbdmap, addr, sizeof(struct kbdmap)); 503 return(0); 504 case ITEIOCGREPT: 505 irp = (struct iterepeat *)addr; 506 irp->start = start_repeat_timeo; 507 irp->next = next_repeat_timeo; 508 return(0); 509 case ITEIOCSREPT: 510 irp = (struct iterepeat *)addr; 511 if (irp->start < ITEMINREPEAT || irp->next < ITEMINREPEAT) 512 return(EINVAL); 513 start_repeat_timeo = irp->start; 514 next_repeat_timeo = irp->next; 515 return(0); 516 } 517 error = ite_grf_ioctl(ip, cmd, addr, flag, p); 518 if(error >= 0) 519 return(error); 520 return (ENOTTY); 521 } 522 523 void 524 itestart(tp) 525 struct tty *tp; 526 { 527 struct clist *rbp; 528 struct ite_softc *ip; 529 u_char buf[ITEBURST]; 530 int s, len; 531 532 ip = getitesp(tp->t_dev); 533 534 KDASSERT(tp); 535 536 s = spltty(); { 537 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 538 goto out; 539 540 tp->t_state |= TS_BUSY; 541 rbp = &tp->t_outq; 542 543 len = q_to_b(rbp, buf, ITEBURST); 544 } splx(s); 545 546 /* Here is a really good place to implement pre/jumpscroll() */ 547 ite_putstr((char *)buf, len, tp->t_dev); 548 549 s = spltty(); { 550 tp->t_state &= ~TS_BUSY; 551 /* we have characters remaining. */ 552 if (rbp->c_cc) { 553 tp->t_state |= TS_TIMEOUT; 554 timeout(ttrstrt, tp, 1); 555 } 556 /* wakeup we are below */ 557 if (rbp->c_cc <= tp->t_lowat) { 558 if (tp->t_state & TS_ASLEEP) { 559 tp->t_state &= ~TS_ASLEEP; 560 wakeup((caddr_t) rbp); 561 } 562 selwakeup(&tp->t_wsel); 563 } 564 out: ; 565 } splx(s); 566 } 567 568 int 569 ite_on(dev, flag) 570 dev_t dev; 571 int flag; 572 { 573 struct ite_softc *ip; 574 int unit; 575 576 unit = ITEUNIT(dev); 577 if (((1 << unit) & ite_confunits) == 0) 578 return (ENXIO); 579 580 ip = getitesp(dev); 581 582 /* force ite active, overriding graphics mode */ 583 if (flag & 1) { 584 ip->flags |= ITE_ACTIVE; 585 ip->flags &= ~(ITE_INGRF | ITE_INITED); 586 } 587 /* leave graphics mode */ 588 if (flag & 2) { 589 ip->flags &= ~ITE_INGRF; 590 if ((ip->flags & ITE_ACTIVE) == 0) 591 return (0); 592 } 593 ip->flags |= ITE_ACTIVE; 594 if (ip->flags & ITE_INGRF) 595 return (0); 596 iteinit(dev); 597 return (0); 598 } 599 600 void 601 ite_off(dev, flag) 602 dev_t dev; 603 int flag; 604 { 605 struct ite_softc *ip; 606 607 ip = getitesp(dev); 608 if (flag & 2) 609 ip->flags |= ITE_INGRF; 610 if ((ip->flags & ITE_ACTIVE) == 0) 611 return; 612 if ((flag & 1) || 613 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 614 SUBR_DEINIT(ip); 615 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 616 ip->flags &= ~ITE_ACTIVE; 617 } 618 619 static void 620 ite_switch(unit) 621 int unit; 622 { 623 struct ite_softc *ip; 624 625 if(!(ite_confunits & (1 << unit))) 626 return; /* Don't try unconfigured units */ 627 ip = getitesp(unit); 628 if(!(ip->flags & ITE_INITED)) 629 return; 630 631 /* 632 * If switching to an active ite, also switch the keyboard. 633 */ 634 if(ip->flags & ITE_ACTIVE) 635 kbd_ite = ip; 636 637 /* 638 * Now make it visible 639 */ 640 viewioctl(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 0, -1); 641 } 642 643 /* XXX called after changes made in underlying grf layer. */ 644 /* I want to nuke this */ 645 void 646 ite_reinit(dev) 647 dev_t dev; 648 { 649 struct ite_softc *ip; 650 651 ip = getitesp(dev); 652 ip->flags &= ~ITE_INITED; 653 iteinit(dev); 654 } 655 656 int 657 ite_param(tp, t) 658 struct tty *tp; 659 struct termios *t; 660 { 661 tp->t_ispeed = t->c_ispeed; 662 tp->t_ospeed = t->c_ospeed; 663 tp->t_cflag = t->c_cflag; 664 return (0); 665 } 666 667 void 668 ite_reset(ip) 669 struct ite_softc *ip; 670 { 671 int i; 672 673 ip->curx = 0; 674 ip->cury = 0; 675 ip->attribute = ATTR_NOR; 676 ip->save_curx = 0; 677 ip->save_cury = 0; 678 ip->save_attribute = ATTR_NOR; 679 ip->ap = ip->argbuf; 680 ip->emul_level = 0; 681 ip->eightbit_C1 = 0; 682 ip->top_margin = 0; 683 ip->bottom_margin = ip->rows - 1; 684 ip->inside_margins = 0; 685 ip->linefeed_newline = 0; 686 ip->auto_wrap = ite_default_wrap; 687 ip->cursor_appmode = 0; 688 ip->keypad_appmode = 0; 689 ip->imode = 0; 690 ip->key_repeat = 1; 691 bzero(ip->tabs, ip->cols); 692 for (i = 0; i < ip->cols; i++) 693 ip->tabs[i] = ((i & 7) == 0); 694 } 695 696 /* 697 * has to be global becuase of the shared filters. 698 */ 699 static u_char key_mod; 700 static u_char last_dead; 701 702 /* Used in console at startup only */ 703 int 704 ite_cnfilter(c, caller) 705 u_int c; 706 enum caller caller; 707 { 708 struct key key; 709 struct kbdmap *kbdmap; 710 u_char code, up, mask; 711 int s; 712 713 up = KBD_RELEASED(c); 714 c = KBD_SCANCODE(c); 715 code = 0; 716 mask = 0; 717 kbdmap = (kbd_ite == NULL) ? &ascii_kbdmap : kbd_ite->kbdmap; 718 719 s = spltty(); 720 721 /* 722 * Handle special keys 723 */ 724 switch(c) { 725 case KBD_LEFT_SHIFT: 726 mask = KBD_MOD_LSHIFT; 727 break; 728 case KBD_RIGHT_SHIFT: 729 mask = KBD_MOD_RSHIFT; 730 break; 731 case KBD_CTRL: 732 mask = KBD_MOD_CTRL; 733 break; 734 case KBD_ALT: 735 mask = KBD_MOD_ALT; 736 break; 737 case KBD_CAPS_LOCK: 738 /* CAPSLOCK is a toggle */ 739 if(!up) 740 key_mod ^= KBD_MOD_CAPS; 741 splx(s); 742 return -1; 743 break; 744 } 745 if(mask) { 746 if(up) 747 key_mod &= ~mask; 748 else 749 key_mod |= mask; 750 splx(s); 751 return -1; 752 } 753 754 /* 755 * No special action if key released 756 */ 757 if(up) { 758 splx(s); 759 return -1; 760 } 761 762 /* translate modifiers */ 763 if(key_mod & KBD_MOD_SHIFT) { 764 if(key_mod & KBD_MOD_ALT) 765 key = kbdmap->alt_shift_keys[c]; 766 else key = kbdmap->shift_keys[c]; 767 } 768 else if(key_mod & KBD_MOD_ALT) 769 key = kbdmap->alt_keys[c]; 770 else { 771 key = kbdmap->keys[c]; 772 /* 773 * If CAPS and key is CAPable (no pun intended) 774 */ 775 if((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 776 key = kbdmap->shift_keys[c]; 777 } 778 code = key.code; 779 780 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 781 /* 782 * If string return simple console filter 783 */ 784 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 785 splx(s); 786 return -1; 787 } 788 /* handle dead keys */ 789 if(key->mode & KBD_MODE_DEAD) { 790 /* if entered twice, send accent itself */ 791 if (last_dead == key->mode & KBD_MODE_ACCMASK) 792 last_dead = 0; 793 else { 794 last_dead = key->mode & KBD_MODE_ACCMASK; 795 splx(s); 796 return -1; 797 } 798 } 799 if(last_dead) { 800 /* can't apply dead flag to string-keys */ 801 if (code >= '@' && code < 0x7f) 802 code = 803 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 804 last_dead = 0; 805 } 806 #endif 807 if(key_mod & KBD_MOD_CTRL) 808 code &= 0x1f; 809 810 /* 811 * Do console mapping. 812 */ 813 code = code == '\r' ? '\n' : code; 814 815 splx(s); 816 return (code); 817 } 818 819 /* And now the old stuff. */ 820 821 /* these are used to implement repeating keys.. */ 822 static u_char last_char; 823 static u_char tout_pending; 824 825 /*ARGSUSED*/ 826 static void 827 828 repeat_handler(arg) 829 void *arg; 830 { 831 tout_pending = 0; 832 if(last_char) 833 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 834 } 835 836 void 837 ite_filter(c, caller) 838 u_int c; 839 enum caller caller; 840 { 841 struct tty *kbd_tty; 842 struct kbdmap *kbdmap; 843 u_char code, *str, up, mask; 844 struct key key; 845 int s, i; 846 847 if(kbd_ite == NULL) 848 return; 849 850 kbd_tty = kbd_ite->tp; 851 kbdmap = kbd_ite->kbdmap; 852 853 up = KBD_RELEASED(c); 854 c = KBD_SCANCODE(c); 855 code = 0; 856 mask = 0; 857 858 /* have to make sure we're at spltty in here */ 859 s = spltty(); 860 861 /* 862 * keyboard interrupts come at priority 2, while softint 863 * generated keyboard-repeat interrupts come at level 1. So, 864 * to not allow a key-up event to get thru before a repeat for 865 * the key-down, we remove any outstanding callout requests.. 866 */ 867 rem_sicallback(ite_filter); 868 869 870 /* 871 * Handle special keys 872 */ 873 switch(c) { 874 case KBD_LEFT_SHIFT: 875 mask = KBD_MOD_LSHIFT; 876 break; 877 case KBD_RIGHT_SHIFT: 878 mask = KBD_MOD_RSHIFT; 879 break; 880 case KBD_CTRL: 881 mask = KBD_MOD_CTRL; 882 break; 883 case KBD_ALT: 884 mask = KBD_MOD_ALT; 885 break; 886 case KBD_CAPS_LOCK: 887 /* CAPSLOCK is a toggle */ 888 if(!up) 889 key_mod ^= KBD_MOD_CAPS; 890 splx(s); 891 return; 892 break; 893 } 894 if(mask) { 895 if(up) 896 key_mod &= ~mask; 897 else 898 key_mod |= mask; 899 splx(s); 900 return; 901 } 902 903 /* 904 * Stop repeating on up event 905 */ 906 if (up) { 907 if(tout_pending) { 908 untimeout(repeat_handler, 0); 909 tout_pending = 0; 910 last_char = 0; 911 } 912 splx(s); 913 return; 914 } 915 else if(tout_pending && last_char != c) { 916 /* 917 * Different character, stop also 918 */ 919 untimeout(repeat_handler, 0); 920 tout_pending = 0; 921 last_char = 0; 922 } 923 924 /* 925 * Handle ite-switching ALT + Fx 926 */ 927 if((key_mod == KBD_MOD_ALT) && (c >= 0x3b) && (c <= 0x44)) { 928 ite_switch(c - 0x3b); 929 splx(s); 930 return; 931 } 932 /* 933 * Safety button, switch back to ascii keymap. 934 */ 935 if(key_mod == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x3b) { 936 /* ALT + LSHIFT + F1 */ 937 bcopy(&ascii_kbdmap, kbdmap, sizeof(struct kbdmap)); 938 splx(s); 939 return; 940 #ifdef DDB 941 } 942 else if(key_mod == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 943 /* ALT + LSHIFT + F9 */ 944 extern int Debugger(); 945 Debugger(); 946 splx(s); 947 return; 948 #endif 949 } 950 951 /* 952 * The rest of the code is senseless when the device is not open. 953 */ 954 if(kbd_tty == NULL) { 955 splx(s); 956 return; 957 } 958 959 /* 960 * Translate modifiers 961 */ 962 if(key_mod & KBD_MOD_SHIFT) { 963 if(key_mod & KBD_MOD_ALT) 964 key = kbdmap->alt_shift_keys[c]; 965 else key = kbdmap->shift_keys[c]; 966 } 967 else if(key_mod & KBD_MOD_ALT) 968 key = kbdmap->alt_keys[c]; 969 else { 970 key = kbdmap->keys[c]; 971 /* 972 * If CAPS and key is CAPable (no pun intended) 973 */ 974 if((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 975 key = kbdmap->shift_keys[c]; 976 } 977 code = key.code; 978 979 /* 980 * Arrange to repeat the keystroke. By doing this at the level 981 * of scan-codes, we can have function keys, and keys that 982 * send strings, repeat too. This also entitles an additional 983 * overhead, since we have to do the conversion each time, but 984 * I guess that's ok. 985 */ 986 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 987 tout_pending = 1; 988 last_char = c; 989 timeout(repeat_handler, 0, start_repeat_timeo * hz / 100); 990 } 991 else if(!tout_pending && caller==ITEFILT_REPEATER 992 && kbd_ite->key_repeat) { 993 tout_pending = 1; 994 last_char = c; 995 timeout(repeat_handler, 0, next_repeat_timeo * hz / 100); 996 } 997 /* handle dead keys */ 998 if (key.mode & KBD_MODE_DEAD) { 999 /* if entered twice, send accent itself */ 1000 if (last_dead == key.mode & KBD_MODE_ACCMASK) 1001 last_dead = 0; 1002 else { 1003 last_dead = key.mode & KBD_MODE_ACCMASK; 1004 splx(s); 1005 return; 1006 } 1007 } 1008 if (last_dead) { 1009 /* can't apply dead flag to string-keys */ 1010 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 1011 code < 0x7f) 1012 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 1013 last_dead = 0; 1014 } 1015 1016 /* 1017 * If not string, apply CTRL modifiers 1018 */ 1019 if(!(key.mode & KBD_MODE_STRING) 1020 && (!(key.mode & KBD_MODE_KPAD) 1021 || (kbd_ite && !kbd_ite->keypad_appmode))) { 1022 if(key_mod & KBD_MOD_CTRL) 1023 code &= 0x1f; 1024 } 1025 else if((key.mode & KBD_MODE_KPAD) 1026 && (kbd_ite && kbd_ite->keypad_appmode)) { 1027 static char *in = "0123456789-+.\r()/*"; 1028 static char *out = "pqrstuvwxymlnMPQRS"; 1029 char *cp = index(in, code); 1030 1031 /* 1032 * keypad-appmode sends SS3 followed by the above 1033 * translated character 1034 */ 1035 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 1036 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 1037 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 1038 splx(s); 1039 return; 1040 } else { 1041 /* *NO* I don't like this.... */ 1042 static u_char app_cursor[] = 1043 { 1044 3, 27, 'O', 'A', 1045 3, 27, 'O', 'B', 1046 3, 27, 'O', 'C', 1047 3, 27, 'O', 'D'}; 1048 1049 str = kbdmap->strings + code; 1050 /* 1051 * if this is a cursor key, AND it has the default 1052 * keymap setting, AND we're in app-cursor mode, switch 1053 * to the above table. This is *nasty* ! 1054 */ 1055 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1056 && kbd_ite->cursor_appmode 1057 && !bcmp(str, "\x03\x1b[", 3) && 1058 index("ABCD", str[3])) 1059 str = app_cursor + 4 * (str[3] - 'A'); 1060 1061 /* 1062 * using a length-byte instead of 0-termination allows 1063 * to embed \0 into strings, although this is not used 1064 * in the default keymap 1065 */ 1066 for (i = *str++; i; i--) 1067 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1068 splx(s); 1069 return; 1070 } 1071 (*linesw[kbd_tty->t_line].l_rint) (code, kbd_tty); 1072 1073 splx(s); 1074 return; 1075 } 1076 1077 /* helper functions, makes the code below more readable */ 1078 static __inline__ void 1079 ite_sendstr(str) 1080 char *str; 1081 { 1082 struct tty *kbd_tty; 1083 1084 kbd_tty = kbd_ite->tp; 1085 KDASSERT(kbd_tty); 1086 while (*str) 1087 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 1088 } 1089 1090 static void 1091 alignment_display(ip) 1092 struct ite_softc *ip; 1093 { 1094 int i, j; 1095 1096 for (j = 0; j < ip->rows; j++) 1097 for (i = 0; i < ip->cols; i++) 1098 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1099 attrclr(ip, 0, 0, ip->rows, ip->cols); 1100 SUBR_CURSOR(ip, DRAW_CURSOR); 1101 } 1102 1103 static __inline__ void 1104 snap_cury(ip) 1105 struct ite_softc *ip; 1106 { 1107 if (ip->inside_margins) 1108 { 1109 if (ip->cury < ip->top_margin) 1110 ip->cury = ip->top_margin; 1111 if (ip->cury > ip->bottom_margin) 1112 ip->cury = ip->bottom_margin; 1113 } 1114 } 1115 1116 static __inline__ void 1117 ite_dnchar(ip, n) 1118 struct ite_softc *ip; 1119 int n; 1120 { 1121 n = min(n, ip->cols - ip->curx); 1122 if (n < ip->cols - ip->curx) 1123 { 1124 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1125 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1126 1, ip->cols - ip->curx - n); 1127 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1128 } 1129 while (n-- > 0) 1130 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1131 SUBR_CURSOR(ip, DRAW_CURSOR); 1132 } 1133 1134 static __inline__ void 1135 ite_inchar(ip, n) 1136 struct ite_softc *ip; 1137 int n; 1138 { 1139 n = min(n, ip->cols - ip->curx); 1140 if (n < ip->cols - ip->curx) 1141 { 1142 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1143 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1144 1, ip->cols - ip->curx - n); 1145 attrclr(ip, ip->cury, ip->curx, 1, n); 1146 } 1147 while (n--) 1148 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1149 SUBR_CURSOR(ip, DRAW_CURSOR); 1150 } 1151 1152 static __inline__ void 1153 ite_clrtoeol(ip) 1154 struct ite_softc *ip; 1155 { 1156 int y = ip->cury, x = ip->curx; 1157 if (ip->cols - x > 0) 1158 { 1159 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1160 attrclr(ip, y, x, 1, ip->cols - x); 1161 SUBR_CURSOR(ip, DRAW_CURSOR); 1162 } 1163 } 1164 1165 static __inline__ void 1166 ite_clrtobol(ip) 1167 struct ite_softc *ip; 1168 { 1169 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1170 SUBR_CLEAR(ip, y, 0, 1, x); 1171 attrclr(ip, y, 0, 1, x); 1172 SUBR_CURSOR(ip, DRAW_CURSOR); 1173 } 1174 1175 static __inline__ void 1176 ite_clrline(ip) 1177 struct ite_softc *ip; 1178 { 1179 int y = ip->cury; 1180 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1181 attrclr(ip, y, 0, 1, ip->cols); 1182 SUBR_CURSOR(ip, DRAW_CURSOR); 1183 } 1184 1185 1186 1187 static __inline__ void 1188 ite_clrtoeos(ip) 1189 struct ite_softc *ip; 1190 { 1191 ite_clrtoeol(ip); 1192 if (ip->cury < ip->rows - 1) 1193 { 1194 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1195 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1196 SUBR_CURSOR(ip, DRAW_CURSOR); 1197 } 1198 } 1199 1200 static __inline__ void 1201 ite_clrtobos(ip) 1202 struct ite_softc *ip; 1203 { 1204 ite_clrtobol(ip); 1205 if (ip->cury > 0) 1206 { 1207 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1208 attrclr(ip, 0, 0, ip->cury, ip->cols); 1209 SUBR_CURSOR(ip, DRAW_CURSOR); 1210 } 1211 } 1212 1213 static __inline__ void 1214 ite_clrscreen(ip) 1215 struct ite_softc *ip; 1216 { 1217 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1218 attrclr(ip, 0, 0, ip->rows, ip->cols); 1219 SUBR_CURSOR(ip, DRAW_CURSOR); 1220 } 1221 1222 1223 1224 static __inline__ void 1225 ite_dnline(ip, n) 1226 struct ite_softc *ip; 1227 int n; 1228 { 1229 /* interesting.. if the cursor is outside the scrolling 1230 region, this command is simply ignored.. */ 1231 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1232 return; 1233 1234 n = min(n, ip->bottom_margin + 1 - ip->cury); 1235 if (n <= ip->bottom_margin - ip->cury) 1236 { 1237 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1238 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1239 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1240 } 1241 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1242 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1243 SUBR_CURSOR(ip, DRAW_CURSOR); 1244 } 1245 1246 static __inline__ void 1247 ite_inline(ip, n) 1248 struct ite_softc *ip; 1249 int n; 1250 { 1251 /* interesting.. if the cursor is outside the scrolling 1252 region, this command is simply ignored.. */ 1253 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1254 return; 1255 1256 n = min(n, ip->bottom_margin + 1 - ip->cury); 1257 if (n <= ip->bottom_margin - ip->cury) 1258 { 1259 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1260 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1261 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1262 } 1263 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1264 attrclr(ip, ip->cury, 0, n, ip->cols); 1265 SUBR_CURSOR(ip, DRAW_CURSOR); 1266 } 1267 1268 static __inline__ void 1269 ite_lf (ip) 1270 struct ite_softc *ip; 1271 { 1272 ++ip->cury; 1273 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1274 { 1275 ip->cury--; 1276 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1277 ite_clrline(ip); 1278 } 1279 SUBR_CURSOR(ip, MOVE_CURSOR); 1280 clr_attr(ip, ATTR_INV); 1281 } 1282 1283 static __inline__ void 1284 ite_crlf (ip) 1285 struct ite_softc *ip; 1286 { 1287 ip->curx = 0; 1288 ite_lf (ip); 1289 } 1290 1291 static __inline__ void 1292 ite_cr (ip) 1293 struct ite_softc *ip; 1294 { 1295 if (ip->curx) 1296 { 1297 ip->curx = 0; 1298 SUBR_CURSOR(ip, MOVE_CURSOR); 1299 } 1300 } 1301 1302 static __inline__ void 1303 ite_rlf (ip) 1304 struct ite_softc *ip; 1305 { 1306 ip->cury--; 1307 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1308 { 1309 ip->cury++; 1310 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1311 ite_clrline(ip); 1312 } 1313 SUBR_CURSOR(ip, MOVE_CURSOR); 1314 clr_attr(ip, ATTR_INV); 1315 } 1316 1317 static __inline__ int 1318 atoi (cp) 1319 const char *cp; 1320 { 1321 int n; 1322 1323 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1324 n = n * 10 + *cp - '0'; 1325 1326 return n; 1327 } 1328 1329 static char * 1330 index (cp, ch) 1331 const char *cp; 1332 int ch; 1333 { 1334 while (*cp && *cp != ch) cp++; 1335 return *cp ? (char *) cp : 0; 1336 } 1337 1338 1339 1340 static __inline__ int 1341 ite_argnum (ip) 1342 struct ite_softc *ip; 1343 { 1344 char ch; 1345 int n; 1346 1347 /* convert argument string into number */ 1348 if (ip->ap == ip->argbuf) 1349 return 1; 1350 ch = *ip->ap; 1351 *ip->ap = 0; 1352 n = atoi (ip->argbuf); 1353 *ip->ap = ch; 1354 1355 return n; 1356 } 1357 1358 static __inline__ int 1359 ite_zargnum (ip) 1360 struct ite_softc *ip; 1361 { 1362 char ch; 1363 int n; 1364 1365 /* convert argument string into number */ 1366 if (ip->ap == ip->argbuf) 1367 return 0; 1368 ch = *ip->ap; 1369 *ip->ap = 0; 1370 n = atoi (ip->argbuf); 1371 *ip->ap = ch; 1372 1373 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1374 } 1375 1376 void 1377 ite_putstr(s, len, dev) 1378 const u_char *s; 1379 int len; 1380 dev_t dev; 1381 { 1382 struct ite_softc *ip; 1383 int i; 1384 1385 ip = getitesp(dev); 1386 1387 /* XXX avoid problems */ 1388 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1389 return; 1390 1391 SUBR_CURSOR(ip, START_CURSOROPT); 1392 for (i = 0; i < len; i++) 1393 if (s[i]) 1394 iteputchar(s[i], ip); 1395 SUBR_CURSOR(ip, END_CURSOROPT); 1396 } 1397 1398 1399 void 1400 iteputchar(c, ip) 1401 register int c; 1402 struct ite_softc *ip; 1403 { 1404 struct tty *kbd_tty; 1405 int n, x, y; 1406 char *cp; 1407 1408 if (kbd_ite == NULL) 1409 kbd_tty = NULL; 1410 else 1411 kbd_tty = kbd_ite->tp; 1412 1413 if (ip->escape) 1414 { 1415 switch (ip->escape) 1416 { 1417 case ESC: 1418 switch (c) 1419 { 1420 /* first 7bit equivalents for the 8bit control characters */ 1421 1422 case 'D': 1423 c = IND; 1424 ip->escape = 0; 1425 break; /* and fall into the next switch below (same for all `break') */ 1426 1427 case 'E': 1428 c = NEL; 1429 ip->escape = 0; 1430 break; 1431 1432 case 'H': 1433 c = HTS; 1434 ip->escape = 0; 1435 break; 1436 1437 case 'M': 1438 c = RI; 1439 ip->escape = 0; 1440 break; 1441 1442 case 'N': 1443 c = SS2; 1444 ip->escape = 0; 1445 break; 1446 1447 case 'O': 1448 c = SS3; 1449 ip->escape = 0; 1450 break; 1451 1452 case 'P': 1453 c = DCS; 1454 ip->escape = 0; 1455 break; 1456 1457 case '[': 1458 c = CSI; 1459 ip->escape = 0; 1460 break; 1461 1462 case '\\': 1463 c = ST; 1464 ip->escape = 0; 1465 break; 1466 1467 case ']': 1468 c = OSC; 1469 ip->escape = 0; 1470 break; 1471 1472 case '^': 1473 c = PM; 1474 ip->escape = 0; 1475 break; 1476 1477 case '_': 1478 c = APC; 1479 ip->escape = 0; 1480 break; 1481 1482 1483 /* introduces 7/8bit control */ 1484 case ' ': 1485 /* can be followed by either F or G */ 1486 ip->escape = ' '; 1487 break; 1488 1489 1490 /* a lot of character set selections, not yet used... 1491 94-character sets: */ 1492 case '(': /* G0 */ 1493 case ')': /* G1 */ 1494 ip->escape = c; 1495 return; 1496 1497 case '*': /* G2 */ 1498 case '+': /* G3 */ 1499 case 'B': /* ASCII */ 1500 case 'A': /* ISO latin 1 */ 1501 case '<': /* user preferred suplemental */ 1502 case '0': /* dec special graphics */ 1503 1504 /* 96-character sets: */ 1505 case '-': /* G1 */ 1506 case '.': /* G2 */ 1507 case '/': /* G3 */ 1508 1509 /* national character sets: */ 1510 case '4': /* dutch */ 1511 case '5': 1512 case 'C': /* finnish */ 1513 case 'R': /* french */ 1514 case 'Q': /* french canadian */ 1515 case 'K': /* german */ 1516 case 'Y': /* italian */ 1517 case '6': /* norwegian/danish */ 1518 /* note: %5 and %6 are not supported (two chars..) */ 1519 1520 ip->escape = 0; 1521 /* just ignore for now */ 1522 return; 1523 1524 1525 /* locking shift modes (as you might guess, not yet supported..) */ 1526 case '`': 1527 ip->GR = ip->G1; 1528 ip->escape = 0; 1529 return; 1530 1531 case 'n': 1532 ip->GL = ip->G2; 1533 ip->escape = 0; 1534 return; 1535 1536 case '}': 1537 ip->GR = ip->G2; 1538 ip->escape = 0; 1539 return; 1540 1541 case 'o': 1542 ip->GL = ip->G3; 1543 ip->escape = 0; 1544 return; 1545 1546 case '|': 1547 ip->GR = ip->G3; 1548 ip->escape = 0; 1549 return; 1550 1551 1552 /* font width/height control */ 1553 case '#': 1554 ip->escape = '#'; 1555 return; 1556 1557 1558 /* hard terminal reset .. */ 1559 case 'c': 1560 ite_reset (ip); 1561 SUBR_CURSOR(ip, MOVE_CURSOR); 1562 ip->escape = 0; 1563 return; 1564 1565 1566 case '7': 1567 ip->save_curx = ip->curx; 1568 ip->save_cury = ip->cury; 1569 ip->save_attribute = ip->attribute; 1570 ip->escape = 0; 1571 return; 1572 1573 case '8': 1574 ip->curx = ip->save_curx; 1575 ip->cury = ip->save_cury; 1576 ip->attribute = ip->save_attribute; 1577 SUBR_CURSOR(ip, MOVE_CURSOR); 1578 ip->escape = 0; 1579 return; 1580 1581 case '=': 1582 ip->keypad_appmode = 1; 1583 ip->escape = 0; 1584 return; 1585 1586 case '>': 1587 ip->keypad_appmode = 0; 1588 ip->escape = 0; 1589 return; 1590 1591 case 'Z': /* request ID */ 1592 if (ip->emul_level == EMUL_VT100) 1593 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1594 else 1595 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1596 ip->escape = 0; 1597 return; 1598 1599 /* default catch all for not recognized ESC sequences */ 1600 default: 1601 ip->escape = 0; 1602 return; 1603 } 1604 break; 1605 1606 1607 case '(': 1608 case ')': 1609 ip->escape = 0; 1610 return; 1611 1612 1613 case ' ': 1614 switch (c) 1615 { 1616 case 'F': 1617 ip->eightbit_C1 = 0; 1618 ip->escape = 0; 1619 return; 1620 1621 case 'G': 1622 ip->eightbit_C1 = 1; 1623 ip->escape = 0; 1624 return; 1625 1626 default: 1627 /* not supported */ 1628 ip->escape = 0; 1629 return; 1630 } 1631 break; 1632 1633 1634 case '#': 1635 switch (c) 1636 { 1637 case '5': 1638 /* single height, single width */ 1639 ip->escape = 0; 1640 return; 1641 1642 case '6': 1643 /* double width, single height */ 1644 ip->escape = 0; 1645 return; 1646 1647 case '3': 1648 /* top half */ 1649 ip->escape = 0; 1650 return; 1651 1652 case '4': 1653 /* bottom half */ 1654 ip->escape = 0; 1655 return; 1656 1657 case '8': 1658 /* screen alignment pattern... */ 1659 alignment_display (ip); 1660 ip->escape = 0; 1661 return; 1662 1663 default: 1664 ip->escape = 0; 1665 return; 1666 } 1667 break; 1668 1669 1670 1671 case CSI: 1672 /* the biggie... */ 1673 switch (c) 1674 { 1675 case '0': case '1': case '2': case '3': case '4': 1676 case '5': case '6': case '7': case '8': case '9': 1677 case ';': case '\"': case '$': case '>': 1678 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1679 *ip->ap++ = c; 1680 return; 1681 1682 case BS: 1683 /* you wouldn't believe such perversion is possible? 1684 it is.. BS is allowed in between cursor sequences 1685 (at least), according to vttest.. */ 1686 if (--ip->curx < 0) 1687 ip->curx = 0; 1688 else 1689 SUBR_CURSOR(ip, MOVE_CURSOR); 1690 break; 1691 1692 case 'p': 1693 *ip->ap = 0; 1694 if (! strncmp (ip->argbuf, "61\"", 3)) 1695 ip->emul_level = EMUL_VT100; 1696 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1697 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1698 ip->emul_level = EMUL_VT300_7; 1699 else 1700 ip->emul_level = EMUL_VT300_8; 1701 ip->escape = 0; 1702 return; 1703 1704 1705 case '?': 1706 *ip->ap = 0; 1707 ip->escape = '?'; 1708 ip->ap = ip->argbuf; 1709 return; 1710 1711 1712 case 'c': 1713 *ip->ap = 0; 1714 if (ip->argbuf[0] == '>') 1715 { 1716 ite_sendstr ("\033[>24;0;0;0c"); 1717 } 1718 else switch (ite_zargnum(ip)) 1719 { 1720 case 0: 1721 /* primary DA request, send primary DA response */ 1722 if (ip->emul_level == EMUL_VT100) 1723 ite_sendstr ("\033[?1;1c"); 1724 else 1725 ite_sendstr ("\033[?63;1c"); 1726 break; 1727 } 1728 ip->escape = 0; 1729 return; 1730 1731 case 'n': 1732 switch (ite_zargnum(ip)) 1733 { 1734 case 5: 1735 ite_sendstr ("\033[0n"); /* no malfunction */ 1736 break; 1737 case 6: 1738 /* cursor position report */ 1739 sprintf (ip->argbuf, "\033[%d;%dR", 1740 ip->cury + 1, ip->curx + 1); 1741 ite_sendstr (ip->argbuf); 1742 break; 1743 } 1744 ip->escape = 0; 1745 return; 1746 1747 1748 case 'x': 1749 switch (ite_zargnum(ip)) 1750 { 1751 case 0: 1752 /* Fake some terminal parameters. */ 1753 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1754 break; 1755 case 1: 1756 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1757 break; 1758 } 1759 ip->escape = 0; 1760 return; 1761 1762 1763 case 'g': 1764 switch (ite_zargnum(ip)) 1765 { 1766 case 0: 1767 if (ip->curx < ip->cols) 1768 ip->tabs[ip->curx] = 0; 1769 break; 1770 case 3: 1771 for (n = 0; n < ip->cols; n++) 1772 ip->tabs[n] = 0; 1773 break; 1774 } 1775 ip->escape = 0; 1776 return; 1777 1778 1779 case 'h': case 'l': 1780 n = ite_zargnum (ip); 1781 switch (n) 1782 { 1783 case 4: 1784 ip->imode = (c == 'h'); /* insert/replace mode */ 1785 break; 1786 case 20: 1787 ip->linefeed_newline = (c == 'h'); 1788 break; 1789 } 1790 ip->escape = 0; 1791 return; 1792 1793 1794 case 'M': 1795 ite_dnline (ip, ite_argnum (ip)); 1796 ip->escape = 0; 1797 return; 1798 1799 1800 case 'L': 1801 ite_inline (ip, ite_argnum (ip)); 1802 ip->escape = 0; 1803 return; 1804 1805 1806 case 'P': 1807 ite_dnchar (ip, ite_argnum (ip)); 1808 ip->escape = 0; 1809 return; 1810 1811 1812 case '@': 1813 ite_inchar (ip, ite_argnum (ip)); 1814 ip->escape = 0; 1815 return; 1816 1817 1818 case 'G': 1819 /* this one was *not* in my vt320 manual but in 1820 a vt320 termcap entry.. who is right? 1821 It's supposed to set the horizontal cursor position. */ 1822 *ip->ap = 0; 1823 x = atoi (ip->argbuf); 1824 if (x) x--; 1825 ip->curx = min(x, ip->cols - 1); 1826 ip->escape = 0; 1827 SUBR_CURSOR(ip, MOVE_CURSOR); 1828 clr_attr (ip, ATTR_INV); 1829 return; 1830 1831 1832 case 'd': 1833 /* same thing here, this one's for setting the absolute 1834 vertical cursor position. Not documented... */ 1835 *ip->ap = 0; 1836 y = atoi (ip->argbuf); 1837 if (y) y--; 1838 if (ip->inside_margins) 1839 y += ip->top_margin; 1840 ip->cury = min(y, ip->rows - 1); 1841 ip->escape = 0; 1842 snap_cury(ip); 1843 SUBR_CURSOR(ip, MOVE_CURSOR); 1844 clr_attr (ip, ATTR_INV); 1845 return; 1846 1847 1848 case 'H': 1849 case 'f': 1850 *ip->ap = 0; 1851 y = atoi (ip->argbuf); 1852 x = 0; 1853 cp = index (ip->argbuf, ';'); 1854 if (cp) 1855 x = atoi (cp + 1); 1856 if (x) x--; 1857 if (y) y--; 1858 if (ip->inside_margins) 1859 y += ip->top_margin; 1860 ip->cury = min(y, ip->rows - 1); 1861 ip->curx = min(x, ip->cols - 1); 1862 ip->escape = 0; 1863 snap_cury(ip); 1864 SUBR_CURSOR(ip, MOVE_CURSOR); 1865 clr_attr (ip, ATTR_INV); 1866 return; 1867 1868 case 'A': 1869 n = ite_argnum (ip); 1870 n = ip->cury - (n ? n : 1); 1871 if (n < 0) n = 0; 1872 if (ip->inside_margins) 1873 n = max(ip->top_margin, n); 1874 else if (n == ip->top_margin - 1) 1875 /* allow scrolling outside region, but don't scroll out 1876 of active region without explicit CUP */ 1877 n = ip->top_margin; 1878 ip->cury = n; 1879 ip->escape = 0; 1880 SUBR_CURSOR(ip, MOVE_CURSOR); 1881 clr_attr (ip, ATTR_INV); 1882 return; 1883 1884 case 'B': 1885 n = ite_argnum (ip); 1886 n = ip->cury + (n ? n : 1); 1887 n = min(ip->rows - 1, n); 1888 if (ip->inside_margins) 1889 n = min(ip->bottom_margin, n); 1890 else if (n == ip->bottom_margin + 1) 1891 /* allow scrolling outside region, but don't scroll out 1892 of active region without explicit CUP */ 1893 n = ip->bottom_margin; 1894 ip->cury = n; 1895 ip->escape = 0; 1896 SUBR_CURSOR(ip, MOVE_CURSOR); 1897 clr_attr (ip, ATTR_INV); 1898 return; 1899 1900 case 'C': 1901 n = ite_argnum (ip); 1902 n = n ? n : 1; 1903 ip->curx = min(ip->curx + n, ip->cols - 1); 1904 ip->escape = 0; 1905 SUBR_CURSOR(ip, MOVE_CURSOR); 1906 clr_attr (ip, ATTR_INV); 1907 return; 1908 1909 case 'D': 1910 n = ite_argnum (ip); 1911 n = n ? n : 1; 1912 n = ip->curx - n; 1913 ip->curx = n >= 0 ? n : 0; 1914 ip->escape = 0; 1915 SUBR_CURSOR(ip, MOVE_CURSOR); 1916 clr_attr (ip, ATTR_INV); 1917 return; 1918 1919 1920 1921 1922 case 'J': 1923 *ip->ap = 0; 1924 n = ite_zargnum (ip); 1925 if (n == 0) 1926 ite_clrtoeos(ip); 1927 else if (n == 1) 1928 ite_clrtobos(ip); 1929 else if (n == 2) 1930 ite_clrscreen(ip); 1931 ip->escape = 0; 1932 return; 1933 1934 1935 case 'K': 1936 n = ite_zargnum (ip); 1937 if (n == 0) 1938 ite_clrtoeol(ip); 1939 else if (n == 1) 1940 ite_clrtobol(ip); 1941 else if (n == 2) 1942 ite_clrline(ip); 1943 ip->escape = 0; 1944 return; 1945 1946 1947 case 'X': 1948 n = ite_argnum(ip) - 1; 1949 n = min(n, ip->cols - 1 - ip->curx); 1950 for (; n >= 0; n--) 1951 { 1952 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1953 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1954 } 1955 ip->escape = 0; 1956 return; 1957 1958 1959 case '}': case '`': 1960 /* status line control */ 1961 ip->escape = 0; 1962 return; 1963 1964 1965 case 'r': 1966 *ip->ap = 0; 1967 x = atoi (ip->argbuf); 1968 x = x ? x : 1; 1969 y = ip->rows; 1970 cp = index (ip->argbuf, ';'); 1971 if (cp) 1972 { 1973 y = atoi (cp + 1); 1974 y = y ? y : ip->rows; 1975 } 1976 if (y - x < 2) 1977 { 1978 /* if illegal scrolling region, reset to defaults */ 1979 x = 1; 1980 y = ip->rows; 1981 } 1982 x--; 1983 y--; 1984 ip->top_margin = min(x, ip->rows - 1); 1985 ip->bottom_margin = min(y, ip->rows - 1); 1986 if (ip->inside_margins) 1987 { 1988 ip->cury = ip->top_margin; 1989 ip->curx = 0; 1990 SUBR_CURSOR(ip, MOVE_CURSOR); 1991 } 1992 ip->escape = 0; 1993 return; 1994 1995 1996 case 'm': 1997 /* big attribute setter/resetter */ 1998 { 1999 char *cp; 2000 *ip->ap = 0; 2001 /* kludge to make CSIm work (== CSI0m) */ 2002 if (ip->ap == ip->argbuf) 2003 ip->ap++; 2004 for (cp = ip->argbuf; cp < ip->ap; ) 2005 { 2006 switch (*cp) 2007 { 2008 case 0: 2009 case '0': 2010 clr_attr (ip, ATTR_ALL); 2011 cp++; 2012 break; 2013 2014 case '1': 2015 set_attr (ip, ATTR_BOLD); 2016 cp++; 2017 break; 2018 2019 case '2': 2020 switch (cp[1]) 2021 { 2022 case '2': 2023 clr_attr (ip, ATTR_BOLD); 2024 cp += 2; 2025 break; 2026 2027 case '4': 2028 clr_attr (ip, ATTR_UL); 2029 cp += 2; 2030 break; 2031 2032 case '5': 2033 clr_attr (ip, ATTR_BLINK); 2034 cp += 2; 2035 break; 2036 2037 case '7': 2038 clr_attr (ip, ATTR_INV); 2039 cp += 2; 2040 break; 2041 2042 default: 2043 cp++; 2044 break; 2045 } 2046 break; 2047 2048 case '4': 2049 set_attr (ip, ATTR_UL); 2050 cp++; 2051 break; 2052 2053 case '5': 2054 set_attr (ip, ATTR_BLINK); 2055 cp++; 2056 break; 2057 2058 case '7': 2059 set_attr (ip, ATTR_INV); 2060 cp++; 2061 break; 2062 2063 default: 2064 cp++; 2065 break; 2066 } 2067 } 2068 2069 } 2070 ip->escape = 0; 2071 return; 2072 2073 2074 case 'u': 2075 /* DECRQTSR */ 2076 ite_sendstr ("\033P\033\\"); 2077 ip->escape = 0; 2078 return; 2079 2080 2081 2082 default: 2083 ip->escape = 0; 2084 return; 2085 } 2086 break; 2087 2088 2089 2090 case '?': /* CSI ? */ 2091 switch (c) 2092 { 2093 case '0': case '1': case '2': case '3': case '4': 2094 case '5': case '6': case '7': case '8': case '9': 2095 case ';': case '\"': case '$': 2096 /* Don't fill the last character; it's needed. */ 2097 /* XXX yeah, where ?? */ 2098 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2099 *ip->ap++ = c; 2100 return; 2101 2102 2103 case 'n': 2104 *ip->ap = 0; 2105 if (ip->ap == &ip->argbuf[2]) 2106 { 2107 if (! strncmp (ip->argbuf, "15", 2)) 2108 /* printer status: no printer */ 2109 ite_sendstr ("\033[13n"); 2110 2111 else if (! strncmp (ip->argbuf, "25", 2)) 2112 /* udk status */ 2113 ite_sendstr ("\033[20n"); 2114 2115 else if (! strncmp (ip->argbuf, "26", 2)) 2116 /* keyboard dialect: US */ 2117 ite_sendstr ("\033[27;1n"); 2118 } 2119 ip->escape = 0; 2120 return; 2121 2122 2123 case 'h': case 'l': 2124 n = ite_zargnum (ip); 2125 switch (n) 2126 { 2127 case 1: 2128 ip->cursor_appmode = (c == 'h'); 2129 break; 2130 2131 case 3: 2132 /* 132/80 columns (132 == 'h') */ 2133 break; 2134 2135 case 4: /* smooth scroll */ 2136 break; 2137 2138 case 5: 2139 /* light background (=='h') /dark background(=='l') */ 2140 break; 2141 2142 case 6: /* origin mode */ 2143 ip->inside_margins = (c == 'h'); 2144 ip->curx = 0; 2145 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2146 SUBR_CURSOR(ip, MOVE_CURSOR); 2147 break; 2148 2149 case 7: /* auto wraparound */ 2150 ip->auto_wrap = (c == 'h'); 2151 break; 2152 2153 case 8: /* keyboard repeat */ 2154 ip->key_repeat = (c == 'h'); 2155 break; 2156 2157 case 20: /* newline mode */ 2158 ip->linefeed_newline = (c == 'h'); 2159 break; 2160 2161 case 25: /* cursor on/off */ 2162 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2163 break; 2164 } 2165 ip->escape = 0; 2166 return; 2167 2168 default: 2169 ip->escape = 0; 2170 return; 2171 } 2172 break; 2173 2174 2175 default: 2176 ip->escape = 0; 2177 return; 2178 } 2179 } 2180 2181 switch (c) { 2182 2183 case VT: /* VT is treated like LF */ 2184 case FF: /* so is FF */ 2185 case LF: 2186 /* cr->crlf distinction is done here, on output, 2187 not on input! */ 2188 if (ip->linefeed_newline) 2189 ite_crlf (ip); 2190 else 2191 ite_lf (ip); 2192 break; 2193 2194 case CR: 2195 ite_cr (ip); 2196 break; 2197 2198 case BS: 2199 if (--ip->curx < 0) 2200 ip->curx = 0; 2201 else 2202 SUBR_CURSOR(ip, MOVE_CURSOR); 2203 break; 2204 2205 case HT: 2206 for (n = ip->curx + 1; n < ip->cols; n++) { 2207 if (ip->tabs[n]) { 2208 ip->curx = n; 2209 SUBR_CURSOR(ip, MOVE_CURSOR); 2210 break; 2211 } 2212 } 2213 break; 2214 2215 case BEL: 2216 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2217 kbdbell(); 2218 break; 2219 2220 case SO: 2221 ip->GL = ip->G1; 2222 break; 2223 2224 case SI: 2225 ip->GL = ip->G0; 2226 break; 2227 2228 case ENQ: 2229 /* send answer-back message !! */ 2230 break; 2231 2232 case CAN: 2233 ip->escape = 0; /* cancel any escape sequence in progress */ 2234 break; 2235 2236 case SUB: 2237 ip->escape = 0; /* dito, but see below */ 2238 /* should also display a reverse question mark!! */ 2239 break; 2240 2241 case ESC: 2242 ip->escape = ESC; 2243 break; 2244 2245 2246 /* now it gets weird.. 8bit control sequences.. */ 2247 case IND: /* index: move cursor down, scroll */ 2248 ite_lf (ip); 2249 break; 2250 2251 case NEL: /* next line. next line, first pos. */ 2252 ite_crlf (ip); 2253 break; 2254 2255 case HTS: /* set horizontal tab */ 2256 if (ip->curx < ip->cols) 2257 ip->tabs[ip->curx] = 1; 2258 break; 2259 2260 case RI: /* reverse index */ 2261 ite_rlf (ip); 2262 break; 2263 2264 case SS2: /* go into G2 for one character */ 2265 /* not yet supported */ 2266 break; 2267 2268 case SS3: /* go into G3 for one character */ 2269 break; 2270 2271 case DCS: /* device control string introducer */ 2272 ip->escape = DCS; 2273 ip->ap = ip->argbuf; 2274 break; 2275 2276 case CSI: /* control sequence introducer */ 2277 ip->escape = CSI; 2278 ip->ap = ip->argbuf; 2279 break; 2280 2281 case ST: /* string terminator */ 2282 /* ignore, if not used as terminator */ 2283 break; 2284 2285 case OSC: /* introduces OS command. Ignore everything upto ST */ 2286 ip->escape = OSC; 2287 break; 2288 2289 case PM: /* privacy message, ignore everything upto ST */ 2290 ip->escape = PM; 2291 break; 2292 2293 case APC: /* application program command, ignore everything upto ST */ 2294 ip->escape = APC; 2295 break; 2296 2297 default: 2298 if (c < ' ' || c == DEL) 2299 break; 2300 if (ip->imode) 2301 ite_inchar(ip, 1); 2302 iteprecheckwrap(ip); 2303 #ifdef DO_WEIRD_ATTRIBUTES 2304 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2305 attrset(ip, ATTR_INV); 2306 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2307 } 2308 else 2309 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2310 #else 2311 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2312 #endif 2313 SUBR_CURSOR(ip, DRAW_CURSOR); 2314 itecheckwrap(ip); 2315 break; 2316 } 2317 } 2318 2319 static void 2320 iteprecheckwrap(ip) 2321 struct ite_softc *ip; 2322 { 2323 if (ip->auto_wrap && ip->curx == ip->cols) { 2324 ip->curx = 0; 2325 clr_attr(ip, ATTR_INV); 2326 if (++ip->cury >= ip->bottom_margin + 1) { 2327 ip->cury = ip->bottom_margin; 2328 SUBR_CURSOR(ip, MOVE_CURSOR); 2329 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2330 ite_clrtoeol(ip); 2331 } else 2332 SUBR_CURSOR(ip, MOVE_CURSOR); 2333 } 2334 } 2335 2336 static void 2337 itecheckwrap(ip) 2338 struct ite_softc *ip; 2339 { 2340 if (ip->curx < ip->cols) { 2341 ip->curx++; 2342 SUBR_CURSOR(ip, MOVE_CURSOR); 2343 } 2344 } 2345
Indexes created Tue Sep 23 07:09:52 GMT 2025