1 /* $NetBSD: ite.c,v 1.8 1997/10/12 18:06:24 oki 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 * 42 * @(#)ite.c 7.6 (Berkeley) 5/16/91 43 */ 44 45 /* 46 * ite - bitmaped terminal. 47 * Supports VT200, a few terminal features will be unavailable until 48 * the system actually probes the device (i.e. not after consinit()) 49 */ 50 51 #include "ite.h" 52 #if NITE > 0 53 54 #include "bell.h" 55 56 #include <sys/param.h> 57 #include <sys/conf.h> 58 #include <sys/proc.h> 59 #include <sys/ioctl.h> 60 #include <sys/tty.h> 61 #include <sys/systm.h> 62 #include <sys/device.h> 63 #include <sys/malloc.h> 64 #include <machine/kbio.h> 65 66 #include <x68k/dev/grfioctl.h> 67 #include <x68k/dev/grfvar.h> 68 #include <x68k/dev/itevar.h> 69 #include <x68k/dev/kbdmap.h> 70 71 #include <x68k/x68k/iodevice.h> 72 #include <x68k/dev/iteioctl.h> 73 74 #define SUBR_CNPROBE(min) itesw[min].ite_cnprobe(min) 75 #define SUBR_INIT(ip) ip->isw->ite_init(ip) 76 #define SUBR_DEINIT(ip) ip->isw->ite_deinit(ip) 77 #define SUBR_PUTC(ip,c,dy,dx,m) ip->isw->ite_putc(ip,c,dy,dx,m) 78 #define SUBR_CURSOR(ip,flg) ip->isw->ite_cursor(ip,flg) 79 #define SUBR_CLEAR(ip,sy,sx,h,w) ip->isw->ite_clear(ip,sy,sx,h,w) 80 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 81 ip->isw->ite_scroll(ip,sy,sx,count,dir) 82 83 struct consdev; 84 85 __inline static void itesendch __P((int)); 86 __inline static void alignment_display __P((struct ite_softc *)); 87 __inline static void snap_cury __P((struct ite_softc *)); 88 __inline static void ite_dnchar __P((struct ite_softc *, int)); 89 static void ite_inchar __P((struct ite_softc *, int)); 90 __inline static void ite_clrtoeol __P((struct ite_softc *)); 91 __inline static void ite_clrtobol __P((struct ite_softc *)); 92 __inline static void ite_clrline __P((struct ite_softc *)); 93 __inline static void ite_clrtoeos __P((struct ite_softc *)); 94 __inline static void ite_clrtobos __P((struct ite_softc *)); 95 __inline static void ite_clrscreen __P((struct ite_softc *)); 96 __inline static void ite_dnline __P((struct ite_softc *, int)); 97 __inline static void ite_inline __P((struct ite_softc *, int)); 98 __inline static void ite_index __P((struct ite_softc *)); 99 __inline static void ite_lf __P((struct ite_softc *)); 100 __inline static void ite_crlf __P((struct ite_softc *)); 101 __inline static void ite_cr __P((struct ite_softc *)); 102 __inline static void ite_rlf __P((struct ite_softc *)); 103 static void iteprecheckwrap __P((struct ite_softc *ip)); 104 static void itecheckwrap __P((struct ite_softc *ip)); 105 static void repeat_handler __P((void *arg)); 106 static int ite_argnum __P((struct ite_softc *ip)); 107 static int ite_zargnum __P((struct ite_softc *ip)); 108 static void ite_sendstr __P((struct ite_softc *ip, char *str)); 109 __inline static int atoi __P((const char *cp)); 110 __inline static char *index __P((const char *cp, char ch)); 111 void ite_reset __P((struct ite_softc *ip)); 112 struct ite_softc *getitesp __P((dev_t)); 113 int iteon __P((dev_t, int)); 114 void iteoff __P((dev_t, int)); 115 116 struct itesw itesw[] = { 117 0, tv_init, tv_deinit, 0, 118 0, 0, 0, 119 }; 120 int nitesw = sizeof(itesw) / sizeof(itesw[0]); 121 122 /* 123 * # of chars are output in a single itestart() call. 124 * If this is too big, user processes will be blocked out for 125 * long periods of time while we are emptying the queue in itestart(). 126 * If it is too small, console output will be very ragged. 127 */ 128 #define ITEBURST 64 129 130 int nite = NITE; 131 struct tty *ite_tty[NITE]; 132 struct ite_softc *kbd_ite = NULL; 133 struct ite_softc con_itesoftc; 134 135 struct tty *kbd_tty = NULL; 136 137 int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ 138 int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ 139 140 u_char cons_tabs[MAX_TABS]; 141 142 int kbd_init; 143 144 cdev_decl(ite); 145 146 void itestart __P((struct tty *tp)); 147 148 void iteputchar __P((int c, struct ite_softc *ip)); 149 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 150 151 void iteattach __P((struct device *, struct device *, void *)); 152 int itematch __P((struct device *, void *, void *)); 153 154 struct cfattach ite_ca = { 155 sizeof(struct ite_softc), itematch, iteattach 156 }; 157 158 struct cfdriver ite_cd = { 159 NULL, "ite", DV_DULL, NULL, 0 160 }; 161 162 int 163 itematch(pdp, match, auxp) 164 struct device *pdp; 165 void *match, *auxp; 166 { 167 struct cfdata *cdp = match; 168 struct grf_softc *gp; 169 int maj; 170 171 gp = auxp; 172 173 /* ite0 should be at grf0 XXX */ 174 if(cdp->cf_unit != gp->g_device.dv_unit) 175 return(0); 176 177 #if 0 178 /* 179 * all that our mask allows (more than enough no one 180 * has > 32 monitors for text consoles on one machine) 181 */ 182 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 183 return(0); 184 /* 185 * XXX 186 * normally this would be done in attach, however 187 * during early init we do not have a device pointer 188 * and thus no unit number. 189 */ 190 for(maj = 0; maj < nchrdev; maj++) 191 if (cdevsw[maj].d_open == iteopen) 192 break; 193 gp->g_itedev = makedev(maj, cdp->cf_unit); 194 #endif 195 return(1); 196 } 197 198 /* 199 * iteinit() is the standard entry point for initialization of 200 * an ite device, it is also called from ite_cninit(). 201 */ 202 void 203 iteattach(pdp, dp, auxp) 204 struct device *pdp, *dp; 205 void *auxp; 206 { 207 struct ite_softc *ip; 208 struct grf_softc *gp; 209 210 gp = (struct grf_softc *)auxp; 211 if (dp) { 212 ip = (struct ite_softc *)dp; 213 if(con_itesoftc.grf != NULL 214 /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { 215 /* 216 * console reinit copy params over. 217 * and console always gets keyboard 218 */ 219 bcopy(&con_itesoftc.grf, &ip->grf, 220 (char *)&ip[1] - (char *)&ip->grf); 221 con_itesoftc.grf = NULL; 222 kbd_ite = ip; 223 } 224 ip->grf = gp; 225 iteinit(ip->device.dv_unit); /* XXX */ 226 printf(": rows %d cols %d", ip->rows, ip->cols); 227 if (kbd_ite == NULL) 228 kbd_ite = ip; 229 printf("\n"); 230 } else { 231 if (con_itesoftc.grf != NULL) 232 return; 233 con_itesoftc.grf = gp; 234 con_itesoftc.tabs = cons_tabs; 235 } 236 } 237 238 struct ite_softc * 239 getitesp(dev) 240 dev_t dev; 241 { 242 extern int x68k_realconfig; 243 244 if (x68k_realconfig && con_itesoftc.grf == NULL) 245 return(ite_cd.cd_devs[UNIT(dev)]); 246 247 if (con_itesoftc.grf == NULL) 248 panic("no ite_softc for console"); 249 return(&con_itesoftc); 250 } 251 252 void 253 iteinit(dev) 254 dev_t dev; 255 { 256 struct ite_softc *ip; 257 258 ip = getitesp(dev); 259 260 if (ip->flags & ITE_INITED) 261 return; 262 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 263 264 ip->curx = 0; 265 ip->cury = 0; 266 ip->cursorx = 0; 267 ip->cursory = 0; 268 269 ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ 270 SUBR_INIT(ip); 271 SUBR_CURSOR(ip, DRAW_CURSOR); 272 if (!ip->tabs) 273 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 274 ite_reset(ip); 275 ip->flags |= ITE_INITED; 276 } 277 278 /* 279 * Perform functions necessary to setup device as a terminal emulator. 280 */ 281 int 282 iteon(dev, flag) 283 dev_t dev; 284 int flag; 285 { 286 int unit = UNIT(dev); 287 struct ite_softc *ip = getitesp(unit); 288 289 if (unit < 0 || unit >= ite_cd.cd_ndevs || (ip->flags&ITE_ALIVE) == 0) 290 return(ENXIO); 291 /* force ite active, overriding graphics mode */ 292 if (flag & 1) { 293 ip->flags |= ITE_ACTIVE; 294 ip->flags &= ~(ITE_INGRF|ITE_INITED); 295 } 296 /* leave graphics mode */ 297 if (flag & 2) { 298 ip->flags &= ~ITE_INGRF; 299 if ((ip->flags & ITE_ACTIVE) == 0) 300 return(0); 301 } 302 ip->flags |= ITE_ACTIVE; 303 if (ip->flags & ITE_INGRF) 304 return(0); 305 iteinit(dev); 306 return(0); 307 } 308 309 /* 310 * "Shut down" device as terminal emulator. 311 * Note that we do not deinit the console device unless forced. 312 * Deinit'ing the console every time leads to a very active 313 * screen when processing /etc/rc. 314 */ 315 void 316 iteoff(dev, flag) 317 dev_t dev; 318 int flag; 319 { 320 int unit = UNIT(dev); 321 register struct ite_softc *ip = getitesp(unit); 322 323 /* XXX check whether when call from grf.c */ 324 if (unit < 0 || unit >= ite_cd.cd_ndevs || (ip->flags&ITE_ALIVE) == 0) 325 return; 326 if (flag & 2) 327 ip->flags |= ITE_INGRF; 328 329 if ((ip->flags & ITE_ACTIVE) == 0) 330 return; 331 if ((flag & 1) || 332 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 333 SUBR_DEINIT(ip); 334 335 /* 336 * XXX When the system is rebooted with "reboot", init(8) 337 * kills the last process to have the console open. 338 * If we don't revent the the ITE_ACTIVE bit from being 339 * cleared, we will never see messages printed during 340 * the process of rebooting. 341 */ 342 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) 343 ip->flags &= ~ITE_ACTIVE; 344 } 345 346 /* 347 * standard entry points to the device. 348 */ 349 350 /* ARGSUSED */ 351 int 352 iteopen(dev, mode, devtype, p) 353 dev_t dev; 354 int mode, devtype; 355 struct proc *p; 356 { 357 int unit = UNIT(dev); 358 register struct tty *tp; 359 register struct ite_softc *ip; 360 register int error; 361 int first = 0; 362 363 ip = getitesp(dev); 364 if (!ite_tty[unit]) { 365 tp = ite_tty[unit] = ttymalloc(); 366 tty_attach(tp); 367 } else 368 tp = ite_tty[unit]; 369 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 370 && p->p_ucred->cr_uid != 0) 371 return (EBUSY); 372 if ((ip->flags & ITE_ACTIVE) == 0) { 373 error = iteon(dev, 0); 374 if (error) 375 return (error); 376 first = 1; 377 } 378 tp->t_oproc = itestart; 379 tp->t_param = NULL; 380 tp->t_dev = dev; 381 if ((tp->t_state&TS_ISOPEN) == 0) { 382 ttychars(tp); 383 tp->t_iflag = TTYDEF_IFLAG; 384 tp->t_oflag = TTYDEF_OFLAG; 385 tp->t_cflag = TTYDEF_CFLAG; 386 tp->t_lflag = TTYDEF_LFLAG; 387 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 388 tp->t_state = TS_ISOPEN|TS_CARR_ON; 389 ttsetwater(tp); 390 } 391 error = (*linesw[tp->t_line].l_open)(dev, tp); 392 if (error == 0) { 393 tp->t_winsize.ws_row = ip->rows; 394 tp->t_winsize.ws_col = ip->cols; 395 if (!kbd_init) { 396 kbd_init = 1; 397 kbdenable(); 398 } 399 } else if (first) 400 iteoff(dev, 0); 401 return (error); 402 } 403 404 /*ARGSUSED*/ 405 int 406 iteclose(dev, flag, mode, p) 407 dev_t dev; 408 int flag, mode; 409 struct proc *p; 410 { 411 register struct tty *tp = ite_tty[UNIT(dev)]; 412 413 (*linesw[tp->t_line].l_close)(tp, flag); 414 ttyclose(tp); 415 iteoff(dev, 0); 416 #if 0 417 ttyfree(tp); 418 ite_tty[UNIT(dev)] = (struct tty *)0; 419 #endif 420 return(0); 421 } 422 423 int 424 iteread(dev, uio, flag) 425 dev_t dev; 426 struct uio *uio; 427 int flag; 428 { 429 register struct tty *tp = ite_tty[UNIT(dev)]; 430 431 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 register struct tty *tp = ite_tty[UNIT(dev)]; 441 442 return ((*linesw[tp->t_line].l_write)(tp, uio, flag)); 443 } 444 445 struct tty * 446 itetty(dev) 447 dev_t dev; 448 { 449 450 return (ite_tty[UNIT(dev)]); 451 } 452 453 int 454 iteioctl(dev, cmd, addr, flag, p) 455 dev_t dev; 456 u_long cmd; 457 caddr_t addr; 458 int flag; 459 struct proc *p; 460 { 461 struct iterepeat *irp; 462 register struct tty *tp = ite_tty[UNIT(dev)]; 463 int error; 464 465 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); 466 if (error >= 0) 467 return (error); 468 error = ttioctl(tp, cmd, addr, flag, p); 469 if (error >= 0) 470 return (error); 471 472 switch (cmd) { 473 case ITEIOCSKMAP: 474 if (addr == 0) 475 return(EFAULT); 476 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 477 return(0); 478 479 case ITEIOCGKMAP: 480 if (addr == NULL) 481 return(EFAULT); 482 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 483 return(0); 484 485 case ITEIOCGREPT: 486 irp = (struct iterepeat *)addr; 487 irp->start = start_repeat_timeo; 488 irp->next = next_repeat_timeo; 489 490 case ITEIOCSREPT: 491 irp = (struct iterepeat *)addr; 492 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 493 return(EINVAL); 494 start_repeat_timeo = irp->start; 495 next_repeat_timeo = irp->next; 496 #if x68k 497 case ITELOADFONT: 498 if (addr) { 499 bcopy(addr, kern_font, 4096 /*sizeof (kernel_font)*/); 500 return 0; 501 } else 502 return EFAULT; 503 504 case ITETVCTRL: 505 if (addr && *(u_char *)addr < 0x40) { 506 while(!(mfp.tsr & 0x80)) ; 507 mfp.udr = *(u_char *)addr; 508 return 0; 509 } else 510 return EFAULT; 511 #endif 512 } 513 return (ENOTTY); 514 } 515 516 void 517 itestart(tp) 518 register struct tty *tp; 519 { 520 struct clist *rbp; 521 struct ite_softc *ip; 522 u_char buf[ITEBURST]; 523 int s, len, n; 524 525 ip = getitesp(tp->t_dev); 526 /* 527 * (Potentially) lower priority. We only need to protect ourselves 528 * from keyboard interrupts since that is all that can affect the 529 * state of our tty (kernel printf doesn't go through this routine). 530 */ 531 s = spltty(); 532 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 533 goto out; 534 tp->t_state |= TS_BUSY; 535 rbp = &tp->t_outq; 536 len = q_to_b(rbp, buf, ITEBURST); 537 /*splx(s);*/ 538 539 /* Here is a really good place to implement pre/jumpscroll() */ 540 ite_putstr(buf, len, tp->t_dev); 541 542 /*s = spltty();*/ 543 tp->t_state &= ~TS_BUSY; 544 /* we have characters remaining. */ 545 if (rbp->c_cc) { 546 tp->t_state |= TS_TIMEOUT; 547 timeout(ttrstrt, (caddr_t)tp, 1); 548 } 549 /* wakeup we are below */ 550 if (rbp->c_cc <= tp->t_lowat) { 551 if (tp->t_state & TS_ASLEEP) { 552 tp->t_state &= ~TS_ASLEEP; 553 wakeup((caddr_t)rbp); 554 } 555 selwakeup(&tp->t_wsel); 556 } 557 out: 558 splx(s); 559 } 560 561 /* XXX called after changes made in underlying grf layer. */ 562 /* I want to nuke this */ 563 void 564 ite_reinit(dev) 565 dev_t dev; 566 { 567 struct ite_softc *ip; 568 int unit = UNIT(dev); 569 570 /* XXX check whether when call from grf.c */ 571 if (unit < 0 || unit >= ite_cd.cd_ndevs) 572 return; 573 574 ip = getitesp(dev); 575 ip->flags &= ~ITE_INITED; 576 iteinit(dev); 577 } 578 579 void 580 ite_reset(ip) 581 struct ite_softc *ip; 582 { 583 int i; 584 585 ip->curx = 0; 586 ip->cury = 0; 587 ip->attribute = 0; 588 ip->save_curx = 0; 589 ip->save_cury = 0; 590 ip->save_attribute = 0; 591 ip->ap = ip->argbuf; 592 ip->emul_level = EMUL_VT300_8; 593 ip->eightbit_C1 = 0; 594 ip->top_margin = 0; 595 ip->bottom_margin = ip->rows - 1; 596 ip->inside_margins = 0; /* origin mode == absolute */ 597 ip->linefeed_newline = 0; 598 ip->auto_wrap = 1; 599 ip->cursor_appmode = 0; 600 ip->keypad_appmode = 0; 601 ip->imode = 0; 602 ip->key_repeat = 1; 603 ip->G0 = CSET_ASCII; 604 ip->G1 = CSET_JIS1983; 605 ip->G2 = CSET_JISKANA; 606 ip->G3 = CSET_JIS1990; 607 ip->GL = &ip->G0; 608 ip->GR = &ip->G1; 609 ip->save_GL = 0; 610 ip->save_char = 0; 611 ip->fgcolor = 7; 612 ip->bgcolor = 0; 613 for (i = 0; i < ip->cols; i++) 614 ip->tabs[i] = ((i & 7) == 0); 615 /* XXX clear screen */ 616 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 617 attrclr(ip, 0, 0, ip->rows, ip->cols); 618 } 619 620 /* Used in console at startup only */ 621 int 622 ite_cnfilter(c, caller) 623 u_char c; 624 enum caller caller; 625 { 626 struct tty *kbd_tty; 627 static u_char mod = 0; 628 struct key key; 629 u_char code, up, mask; 630 int s, i; 631 632 up = c & 0x80 ? 1 : 0; 633 c &= 0x7f; 634 code = 0; 635 636 s = spltty(); 637 638 mask = 0; 639 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 640 switch (c) { 641 case KBD_LEFT_SHIFT: 642 mask = KBD_MOD_SHIFT; 643 break; 644 645 case KBD_LEFT_ALT: 646 mask = KBD_MOD_LALT; 647 break; 648 649 case KBD_RIGHT_ALT: 650 mask = KBD_MOD_RALT; 651 break; 652 653 case KBD_LEFT_META: 654 mask = KBD_MOD_LMETA; 655 break; 656 657 case KBD_RIGHT_META: 658 mask = KBD_MOD_RMETA; 659 break; 660 661 case KBD_CAPS_LOCK: 662 /* 663 * capslock already behaves `right', don't need to 664 * keep track of the state in here. 665 */ 666 mask = KBD_MOD_CAPS; 667 break; 668 669 case KBD_CTRL: 670 mask = KBD_MOD_CTRL; 671 break; 672 673 case KBD_RECONNECT: 674 /* ite got 0xff */ 675 if (up) 676 kbd_setLED(); 677 break; 678 } 679 if (mask & KBD_MOD_CAPS) { 680 if (!up) { 681 mod ^= KBD_MOD_CAPS; 682 kbdled ^= LED_CAPS_LOCK; 683 kbd_setLED(); 684 } 685 } else if (up) 686 mod &= ~mask; 687 else mod |= mask; 688 splx (s); 689 return -1; 690 } 691 692 if (up) { 693 splx(s); 694 return -1; 695 } 696 697 /* translate modifiers */ 698 if (mod & KBD_MOD_SHIFT) { 699 if (mod & KBD_MOD_ALT) 700 key = kbdmap.alt_shift_keys[c]; 701 else 702 key = kbdmap.shift_keys[c]; 703 } else if (mod & KBD_MOD_ALT) 704 key = kbdmap.alt_keys[c]; 705 else { 706 key = kbdmap.keys[c]; 707 /* if CAPS and key is CAPable (no pun intended) */ 708 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 709 key = kbdmap.shift_keys[c]; 710 } 711 code = key.code; 712 713 /* if string return */ 714 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 715 splx(s); 716 return -1; 717 } 718 /* handle dead keys */ 719 if (key.mode & KBD_MODE_DEAD) { 720 splx(s); 721 return -1; 722 } 723 if (mod & KBD_MOD_CTRL) 724 code &= 0x1f; 725 if (mod & KBD_MOD_META) 726 code |= 0x80; 727 728 /* do console mapping. */ 729 code = code == '\r' ? '\n' : code; 730 731 splx(s); 732 return (code); 733 } 734 735 /* And now the old stuff. */ 736 737 /* these are used to implement repeating keys.. */ 738 static u_char last_char = 0; 739 static u_char tout_pending = 0; 740 741 /*ARGSUSED*/ 742 static void 743 repeat_handler (arg) 744 void *arg; 745 { 746 tout_pending = 0; 747 if (last_char) 748 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 749 } 750 751 __inline static void 752 itesendch (ch) 753 int ch; 754 { 755 (*linesw[kbd_tty->t_line].l_rint)(ch, kbd_tty); 756 } 757 758 759 void 760 ite_filter(c, caller) 761 u_char c; 762 enum caller caller; 763 { 764 static u_short mod = 0; 765 register unsigned char code, *str; 766 u_short up, mask; 767 struct key key; 768 int s, i; 769 770 if (!kbd_ite) 771 return; 772 kbd_tty = ite_tty[kbd_ite->device.dv_unit]; 773 774 /* have to make sure we're at spltty in here */ 775 s = spltty (); 776 777 #if 0 /* XXX? x68k */ 778 /* keyboard interrupts come at priority 2, while softint- 779 generated keyboard-repeat interrupts come at level 1. 780 So, to not allow a key-up event to get thru before 781 a repeat for the key-down, we remove any outstanding 782 callout requests.. */ 783 rem_sicallback (ite_filter); 784 #endif 785 786 up = c & 0x80 ? 1 : 0; 787 c &= 0x7f; 788 code = 0; 789 790 mask = 0; 791 if (c >= KBD_LEFT_ALT && 792 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 793 switch (c) { 794 case KBD_LEFT_SHIFT: 795 mask = KBD_MOD_SHIFT; 796 break; 797 798 case KBD_LEFT_ALT: 799 mask = KBD_MOD_LALT; 800 break; 801 802 case KBD_RIGHT_ALT: 803 mask = KBD_MOD_RALT; 804 break; 805 806 case KBD_LEFT_META: 807 mask = KBD_MOD_LMETA; 808 break; 809 810 case KBD_RIGHT_META: 811 mask = KBD_MOD_RMETA; 812 break; 813 814 case KBD_CAPS_LOCK: 815 /* 816 * capslock already behaves `right', don't need to keep 817 * track of the state in here. 818 */ 819 mask = KBD_MOD_CAPS; 820 break; 821 822 case KBD_CTRL: 823 mask = KBD_MOD_CTRL; 824 break; 825 826 case KBD_OPT1: 827 mask = KBD_MOD_OPT1; 828 break; 829 830 case KBD_OPT2: 831 mask = KBD_MOD_OPT2; 832 break; 833 834 case KBD_RECONNECT: 835 if (up) { /* ite got 0xff */ 836 kbd_setLED(); 837 } 838 break; 839 } 840 841 if (mask & KBD_MOD_CAPS) { 842 if (!up) { 843 mod ^= KBD_MOD_CAPS; 844 kbdled ^= LED_CAPS_LOCK; 845 kbd_setLED(); 846 } 847 } else if (up) { 848 mod &= ~mask; 849 } else mod |= mask; 850 851 /* 852 * these keys should not repeat, so it's the Right Thing 853 * dealing with repeaters only after this block. 854 */ 855 856 /* 857 * return even if it wasn't a modifier key, the other 858 * codes up here are either special (like reset warning), 859 * or not yet defined 860 */ 861 splx (s); 862 return; 863 } 864 865 /* 866 * no matter which character we're repeating, stop it if we 867 * get a key-up event. I think this is the same thing amigados does. 868 */ 869 if (up) { 870 if (tout_pending) { 871 untimeout (repeat_handler, 0); 872 tout_pending = 0; 873 last_char = 0; 874 } 875 splx (s); 876 return; 877 } else if (tout_pending && last_char != c) { 878 /* 879 * not the same character remove the repeater and continue 880 * to process this key. -ch 881 */ 882 untimeout (repeat_handler, 0); 883 tout_pending = 0; 884 last_char = 0; 885 } 886 887 /* 888 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 889 * this should probably be configurable.. 890 */ 891 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x50) { 892 bcopy (&ascii_kbdmap, &kbdmap, sizeof (struct kbdmap)); 893 splx (s); 894 return; 895 } 896 897 /* translate modifiers */ 898 if (mod & KBD_MOD_SHIFT) { 899 if (mod & KBD_MOD_ALT) 900 key = kbdmap.alt_shift_keys[c]; 901 else 902 key = kbdmap.shift_keys[c]; 903 } else if (mod & KBD_MOD_ALT) 904 key = kbdmap.alt_keys[c]; 905 else { 906 key = kbdmap.keys[c]; 907 /* if CAPS and key is CAPable (no pun intended) */ 908 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 909 key = kbdmap.shift_keys[c]; 910 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 911 key = kbdmap.shift_keys[c]; 912 } 913 code = key.code; 914 915 /* 916 * arrange to repeat the keystroke. By doing this at the level of scan-codes, 917 * we can have function keys, and keys that send strings, repeat too. This 918 * also entitles an additional overhead, since we have to do the conversion 919 * each time, but I guess that's ok. 920 */ 921 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 922 tout_pending = 1; 923 last_char = c; 924 timeout (repeat_handler, 0, start_repeat_timeo); 925 } else if (!tout_pending && caller == ITEFILT_REPEATER && 926 kbd_ite->key_repeat) { 927 tout_pending = 1; 928 last_char = c; 929 timeout (repeat_handler, 0, next_repeat_timeo); 930 } 931 932 /* handle dead keys */ 933 if (key.mode & KBD_MODE_DEAD) { 934 splx (s); 935 return; 936 } 937 /* if not string, apply META and CTRL modifiers */ 938 if (! (key.mode & KBD_MODE_STRING) 939 && (!(key.mode & KBD_MODE_KPAD) || 940 (kbd_ite && !kbd_ite->keypad_appmode))) { 941 if ((mod & KBD_MOD_CTRL) && 942 (code == ' ' || (code >= '@' && code <= 'z'))) 943 code &= 0x1f; 944 if (mod & KBD_MOD_META) 945 code |= 0x80; 946 } else if ((key.mode & KBD_MODE_KPAD) && 947 (kbd_ite && kbd_ite->keypad_appmode)) { 948 static char *in = "0123456789-+.\r()/*"; 949 static char *out = "pqrstuvwxymlnMPQRS"; 950 char *cp = index (in, code); 951 952 /* 953 * keypad-appmode sends SS3 followed by the above 954 * translated character 955 */ 956 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 957 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 958 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 959 splx(s); 960 return; 961 } else { 962 /* *NO* I don't like this.... */ 963 static u_char app_cursor[] = 964 { 965 3, 27, 'O', 'A', 966 3, 27, 'O', 'B', 967 3, 27, 'O', 'C', 968 3, 27, 'O', 'D'}; 969 970 str = kbdmap.strings + code; 971 /* 972 * if this is a cursor key, AND it has the default 973 * keymap setting, AND we're in app-cursor mode, switch 974 * to the above table. This is *nasty* ! 975 */ 976 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 977 && !bcmp(str, "\x03\x1b[", 3) && 978 index("ABCD", str[3])) 979 str = app_cursor + 4 * (str[3] - 'A'); 980 981 /* 982 * using a length-byte instead of 0-termination allows 983 * to embed \0 into strings, although this is not used 984 * in the default keymap 985 */ 986 for (i = *str++; i; i--) 987 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 988 splx(s); 989 return; 990 } 991 (*linesw[kbd_tty->t_line].l_rint)(code, kbd_tty); 992 993 splx(s); 994 return; 995 } 996 997 /* helper functions, makes the code below more readable */ 998 __inline static void 999 ite_sendstr (ip, str) 1000 struct ite_softc *ip; 1001 char *str; 1002 { 1003 while (*str) 1004 itesendch (*str++); 1005 } 1006 1007 __inline static void 1008 alignment_display(ip) 1009 struct ite_softc *ip; 1010 { 1011 int i, j; 1012 1013 for (j = 0; j < ip->rows; j++) 1014 for (i = 0; i < ip->cols; i++) 1015 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1016 attrclr(ip, 0, 0, ip->rows, ip->cols); 1017 } 1018 1019 __inline static void 1020 snap_cury(ip) 1021 struct ite_softc *ip; 1022 { 1023 if (ip->inside_margins) { 1024 if (ip->cury < ip->top_margin) 1025 ip->cury = ip->top_margin; 1026 if (ip->cury > ip->bottom_margin) 1027 ip->cury = ip->bottom_margin; 1028 } 1029 } 1030 1031 __inline static void 1032 ite_dnchar(ip, n) 1033 struct ite_softc *ip; 1034 int n; 1035 { 1036 n = min(n, ip->cols - ip->curx); 1037 if (n < ip->cols - ip->curx) { 1038 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1039 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1040 1, ip->cols - ip->curx - n); 1041 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1042 } 1043 while (n-- > 0) 1044 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1045 } 1046 1047 static void 1048 ite_inchar(ip, n) 1049 struct ite_softc *ip; 1050 int n; 1051 { 1052 int c = ip->save_char; 1053 ip->save_char = 0; 1054 n = min(n, ip->cols - ip->curx); 1055 if (n < ip->cols - ip->curx) { 1056 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1057 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1058 1, ip->cols - ip->curx - n); 1059 attrclr(ip, ip->cury, ip->curx, 1, n); 1060 } 1061 while (n--) 1062 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1063 ip->save_char = c; 1064 } 1065 1066 __inline static void 1067 ite_clrtoeol(ip) 1068 struct ite_softc *ip; 1069 { 1070 int y = ip->cury, x = ip->curx; 1071 if (ip->cols - x > 0) { 1072 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1073 attrclr(ip, y, x, 1, ip->cols - x); 1074 } 1075 } 1076 1077 __inline static void 1078 ite_clrtobol(ip) 1079 struct ite_softc *ip; 1080 { 1081 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1082 SUBR_CLEAR(ip, y, 0, 1, x); 1083 attrclr(ip, y, 0, 1, x); 1084 } 1085 1086 __inline static void 1087 ite_clrline(ip) 1088 struct ite_softc *ip; 1089 { 1090 int y = ip->cury; 1091 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1092 attrclr(ip, y, 0, 1, ip->cols); 1093 } 1094 1095 __inline static void 1096 ite_clrtoeos(ip) 1097 struct ite_softc *ip; 1098 { 1099 ite_clrtoeol(ip); 1100 if (ip->cury < ip->rows - 1) { 1101 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1102 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1103 } 1104 } 1105 1106 __inline static void 1107 ite_clrtobos(ip) 1108 struct ite_softc *ip; 1109 { 1110 ite_clrtobol(ip); 1111 if (ip->cury > 0) { 1112 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1113 attrclr(ip, 0, 0, ip->cury, ip->cols); 1114 } 1115 } 1116 1117 __inline static void 1118 ite_clrscreen(ip) 1119 struct ite_softc *ip; 1120 { 1121 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1122 attrclr(ip, 0, 0, ip->rows, ip->cols); 1123 } 1124 1125 1126 1127 __inline static void 1128 ite_dnline(ip, n) 1129 struct ite_softc *ip; 1130 int n; 1131 { 1132 /* 1133 * interesting.. if the cursor is outside the scrolling 1134 * region, this command is simply ignored.. 1135 */ 1136 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1137 return; 1138 1139 n = min(n, ip->bottom_margin + 1 - ip->cury); 1140 if (n <= ip->bottom_margin - ip->cury) { 1141 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1142 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1143 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1144 } 1145 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1146 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1147 } 1148 1149 __inline static void 1150 ite_inline(ip, n) 1151 struct ite_softc *ip; 1152 int n; 1153 { 1154 /* 1155 * interesting.. if the cursor is outside the scrolling 1156 * region, this command is simply ignored.. 1157 */ 1158 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1159 return; 1160 1161 if (n <= 0) 1162 n = 1; 1163 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1164 if (n <= ip->bottom_margin - ip->cury) { 1165 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1166 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1167 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1168 } 1169 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1170 attrclr(ip, ip->cury, 0, n, ip->cols); 1171 ip->curx = 0; 1172 } 1173 1174 __inline static void 1175 ite_index (ip) 1176 struct ite_softc *ip; 1177 { 1178 ++ip->cury; 1179 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1180 ip->cury--; 1181 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1182 ite_clrline(ip); 1183 } 1184 /*clr_attr(ip, ATTR_INV);*/ 1185 } 1186 1187 __inline static void 1188 ite_lf (ip) 1189 struct ite_softc *ip; 1190 { 1191 ++ip->cury; 1192 if (ip->cury > ip->bottom_margin) { 1193 ip->cury--; 1194 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1195 ite_clrline(ip); 1196 } 1197 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1198 /*clr_attr(ip, ATTR_INV);*/ 1199 /* reset character set ... thanks for mohta. */ 1200 ip->G0 = CSET_ASCII; 1201 ip->G1 = CSET_JIS1983; 1202 ip->G2 = CSET_JISKANA; 1203 ip->G3 = CSET_JIS1990; 1204 ip->GL = &ip->G0; 1205 ip->GR = &ip->G1; 1206 ip->save_GL = 0; 1207 ip->save_char = 0; 1208 } 1209 1210 __inline static void 1211 ite_crlf (ip) 1212 struct ite_softc *ip; 1213 { 1214 ip->curx = 0; 1215 ite_lf (ip); 1216 } 1217 1218 __inline static void 1219 ite_cr (ip) 1220 struct ite_softc *ip; 1221 { 1222 if (ip->curx) { 1223 ip->curx = 0; 1224 } 1225 } 1226 1227 __inline static void 1228 ite_rlf (ip) 1229 struct ite_softc *ip; 1230 { 1231 ip->cury--; 1232 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1233 ip->cury++; 1234 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1235 ite_clrline(ip); 1236 } 1237 clr_attr(ip, ATTR_INV); 1238 } 1239 1240 __inline static int 1241 atoi (cp) 1242 const char *cp; 1243 { 1244 int n; 1245 1246 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1247 n = n * 10 + *cp - '0'; 1248 return n; 1249 } 1250 1251 __inline static char * 1252 index(cp, ch) 1253 const char *cp; 1254 char ch; 1255 { 1256 while (*cp && *cp != ch) 1257 cp++; 1258 return *cp ? (char *) cp : 0; 1259 } 1260 1261 __inline static int 1262 ite_argnum (ip) 1263 struct ite_softc *ip; 1264 { 1265 char ch; 1266 int n; 1267 1268 /* convert argument string into number */ 1269 if (ip->ap == ip->argbuf) 1270 return 1; 1271 ch = *ip->ap; 1272 *ip->ap = 0; 1273 n = atoi (ip->argbuf); 1274 *ip->ap = ch; 1275 1276 return n; 1277 } 1278 1279 __inline static int 1280 ite_zargnum (ip) 1281 struct ite_softc *ip; 1282 { 1283 char ch; 1284 int n; 1285 1286 /* convert argument string into number */ 1287 if (ip->ap == ip->argbuf) 1288 return 0; 1289 ch = *ip->ap; 1290 *ip->ap = 0; /* terminate string */ 1291 n = atoi (ip->argbuf); 1292 *ip->ap = ch; 1293 1294 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1295 } 1296 1297 void 1298 ite_putstr(s, len, dev) 1299 const u_char *s; 1300 int len; 1301 dev_t dev; 1302 { 1303 struct ite_softc *ip; 1304 int i; 1305 1306 ip = getitesp(dev); 1307 1308 /* XXX avoid problems */ 1309 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1310 return; 1311 1312 SUBR_CURSOR(ip, START_CURSOROPT); 1313 for (i = 0; i < len; i++) 1314 if (s[i]) 1315 iteputchar(s[i], ip); 1316 SUBR_CURSOR(ip, END_CURSOROPT); 1317 } 1318 1319 void 1320 iteputchar(c, ip) 1321 register int c; 1322 struct ite_softc *ip; 1323 { 1324 struct tty *kbd_tty; 1325 int n, x, y; 1326 char *cp; 1327 1328 kbd_tty = ite_tty[kbd_ite->device.dv_unit]; 1329 1330 if (c >= 0x20 && ip->escape) { 1331 switch (ip->escape) { 1332 1333 case ESC: 1334 switch (c) { 1335 /* first 7bit equivalents for the 8bit control characters */ 1336 1337 case 'D': 1338 c = IND; 1339 ip->escape = 0; 1340 break; /* and fall into the next switch below (same for all `break') */ 1341 1342 case 'E': 1343 /* next line */ 1344 c = NEL; 1345 ip->escape = 0; 1346 break; 1347 1348 case 'H': 1349 /* set TAB at current col */ 1350 c = HTS; 1351 ip->escape = 0; 1352 break; 1353 1354 case 'M': 1355 /* reverse index */ 1356 c = RI; 1357 ip->escape = 0; 1358 break; 1359 1360 case 'N': 1361 /* single shift G2 */ 1362 c = SS2; 1363 ip->escape = 0; 1364 break; 1365 1366 case 'O': 1367 /* single shift G3 */ 1368 c = SS3; 1369 ip->escape = 0; 1370 break; 1371 1372 case 'P': 1373 /* DCS detected */ 1374 c = DCS; 1375 ip->escape = 0; 1376 break; 1377 1378 case '[': 1379 c = CSI; 1380 ip->escape = 0; 1381 break; 1382 1383 case '\\': 1384 /* String Terminator */ 1385 c = ST; 1386 ip->escape = 0; 1387 break; 1388 1389 case ']': 1390 c = OSC; 1391 ip->escape = 0; 1392 break; 1393 1394 case '^': 1395 c = PM; 1396 ip->escape = 0; 1397 break; 1398 1399 case '_': 1400 c = APC; 1401 ip->escape = 0; 1402 break; 1403 1404 1405 /* introduces 7/8bit control */ 1406 case ' ': 1407 /* can be followed by either F or G */ 1408 ip->escape = ' '; 1409 break; 1410 1411 1412 /* a lot of character set selections, not yet used... 1413 94-character sets: */ 1414 case '(': /* G0 */ 1415 case ')': /* G1 */ 1416 ip->escape = c; 1417 return; 1418 1419 case '*': /* G2 */ 1420 case '+': /* G3 */ 1421 case 'B': /* ASCII */ 1422 case 'A': /* ISO latin 1 */ 1423 case '<': /* user preferred suplemental */ 1424 case '0': /* dec special graphics */ 1425 1426 /* 96-character sets: */ 1427 case '-': /* G1 */ 1428 case '.': /* G2 */ 1429 case '/': /* G3 */ 1430 1431 /* national character sets: */ 1432 case '4': /* dutch */ 1433 case '5': 1434 case 'C': /* finnish */ 1435 case 'R': /* french */ 1436 case 'Q': /* french canadian */ 1437 case 'K': /* german */ 1438 case 'Y': /* italian */ 1439 case '6': /* norwegian/danish */ 1440 /* note: %5 and %6 are not supported (two chars..) */ 1441 1442 ip->escape = 0; 1443 /* just ignore for now */ 1444 return; 1445 1446 /* 94-multibyte character sets designate */ 1447 case '$': 1448 ip->escape = '$'; 1449 return; 1450 1451 /* locking shift modes */ 1452 case '`': 1453 ip->GR = &ip->G1; 1454 ip->escape = 0; 1455 return; 1456 1457 case 'n': 1458 ip->GL = &ip->G2; 1459 ip->escape = 0; 1460 return; 1461 1462 case '}': 1463 ip->GR = &ip->G2; 1464 ip->escape = 0; 1465 return; 1466 1467 case 'o': 1468 ip->GL = &ip->G3; 1469 ip->escape = 0; 1470 return; 1471 1472 case '|': 1473 ip->GR = &ip->G3; 1474 ip->escape = 0; 1475 return; 1476 1477 case '~': 1478 ip->GR = &ip->G1; 1479 ip->escape = 0; 1480 return; 1481 1482 /* font width/height control */ 1483 case '#': 1484 ip->escape = '#'; 1485 return; 1486 1487 case 'c': 1488 /* hard terminal reset .. */ 1489 ite_reset (ip); 1490 SUBR_CURSOR(ip, MOVE_CURSOR); 1491 ip->escape = 0; 1492 return; 1493 1494 1495 case '7': 1496 /* save cursor */ 1497 ip->save_curx = ip->curx; 1498 ip->save_cury = ip->cury; 1499 ip->save_attribute = ip->attribute; 1500 ip->sc_om = ip->inside_margins; 1501 ip->sc_G0 = ip->G0; 1502 ip->sc_G1 = ip->G1; 1503 ip->sc_G2 = ip->G2; 1504 ip->sc_G3 = ip->G3; 1505 ip->sc_GL = ip->GL; 1506 ip->sc_GR = ip->GR; 1507 ip->escape = 0; 1508 return; 1509 1510 case '8': 1511 /* restore cursor */ 1512 ip->curx = ip->save_curx; 1513 ip->cury = ip->save_cury; 1514 ip->attribute = ip->save_attribute; 1515 ip->inside_margins = ip->sc_om; 1516 ip->G0 = ip->sc_G0; 1517 ip->G1 = ip->sc_G1; 1518 ip->G2 = ip->sc_G2; 1519 ip->G3 = ip->sc_G3; 1520 ip->GL = ip->sc_GL; 1521 ip->GR = ip->sc_GR; 1522 SUBR_CURSOR(ip, MOVE_CURSOR); 1523 ip->escape = 0; 1524 return; 1525 1526 case '=': 1527 /* keypad application mode */ 1528 ip->keypad_appmode = 1; 1529 ip->escape = 0; 1530 return; 1531 1532 case '>': 1533 /* keypad numeric mode */ 1534 ip->keypad_appmode = 0; 1535 ip->escape = 0; 1536 return; 1537 1538 case 'Z': /* request ID */ 1539 if (ip->emul_level == EMUL_VT100) 1540 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1541 else 1542 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1543 ip->escape = 0; 1544 return; 1545 1546 /* default catch all for not recognized ESC sequences */ 1547 default: 1548 ip->escape = 0; 1549 return; 1550 } 1551 break; 1552 1553 1554 case '(': /* designate G0 */ 1555 switch (c) { 1556 case 'B': /* USASCII */ 1557 ip->G0 = CSET_ASCII; 1558 ip->escape = 0; 1559 return; 1560 case 'I': 1561 ip->G0 = CSET_JISKANA; 1562 ip->escape = 0; 1563 return; 1564 case 'J': 1565 ip->G0 = CSET_JISROMA; 1566 ip->escape = 0; 1567 return; 1568 case 'A': /* British or ISO-Latin-1 */ 1569 case 'H': /* Swedish */ 1570 case 'K': /* German */ 1571 case 'R': /* French */ 1572 case 'Y': /* Italian */ 1573 case 'Z': /* Spanish */ 1574 default: 1575 /* not supported */ 1576 ip->escape = 0; 1577 return; 1578 } 1579 1580 case ')': /* designate G1 */ 1581 ip->escape = 0; 1582 return; 1583 1584 case '$': /* 94-multibyte character set */ 1585 switch (c) { 1586 case '@': 1587 ip->G0 = CSET_JIS1978; 1588 ip->escape = 0; 1589 return; 1590 case 'B': 1591 ip->G0 = CSET_JIS1983; 1592 ip->escape = 0; 1593 return; 1594 case 'D': 1595 ip->G0 = CSET_JIS1990; 1596 ip->escape = 0; 1597 return; 1598 default: 1599 /* not supported */ 1600 ip->escape = 0; 1601 return; 1602 } 1603 1604 case ' ': 1605 switch (c) { 1606 case 'F': 1607 ip->eightbit_C1 = 0; 1608 ip->escape = 0; 1609 return; 1610 1611 case 'G': 1612 ip->eightbit_C1 = 1; 1613 ip->escape = 0; 1614 return; 1615 1616 default: 1617 /* not supported */ 1618 ip->escape = 0; 1619 return; 1620 } 1621 break; 1622 1623 case '#': 1624 switch (c) { 1625 case '5': 1626 /* single height, single width */ 1627 ip->escape = 0; 1628 return; 1629 1630 case '6': 1631 /* double width, single height */ 1632 ip->escape = 0; 1633 return; 1634 1635 case '3': 1636 /* top half */ 1637 ip->escape = 0; 1638 return; 1639 1640 case '4': 1641 /* bottom half */ 1642 ip->escape = 0; 1643 return; 1644 1645 case '8': 1646 /* screen alignment pattern... */ 1647 alignment_display (ip); 1648 ip->escape = 0; 1649 return; 1650 1651 default: 1652 ip->escape = 0; 1653 return; 1654 } 1655 break; 1656 1657 1658 1659 case CSI: 1660 /* the biggie... */ 1661 switch (c) { 1662 case '0': case '1': case '2': case '3': case '4': 1663 case '5': case '6': case '7': case '8': case '9': 1664 case ';': case '\"': case '$': case '>': 1665 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1666 *ip->ap++ = c; 1667 return; 1668 1669 case 'p': 1670 *ip->ap = 0; 1671 if (!strncmp(ip->argbuf, "61\"", 3)) 1672 ip->emul_level = EMUL_VT100; 1673 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1674 || !strncmp(ip->argbuf, "62;1\"", 5)) 1675 ip->emul_level = EMUL_VT300_7; 1676 else 1677 ip->emul_level = EMUL_VT300_8; 1678 ip->escape = 0; 1679 return; 1680 1681 1682 case '?': 1683 *ip->ap = 0; 1684 ip->escape = '?'; 1685 ip->ap = ip->argbuf; 1686 return; 1687 1688 1689 case 'c': 1690 /* device attributes */ 1691 *ip->ap = 0; 1692 if (ip->argbuf[0] == '>') { 1693 ite_sendstr (ip, "\033[>24;0;0;0c"); 1694 } else 1695 switch (ite_zargnum(ip)) { 1696 case 0: 1697 /* primary DA request, send primary DA response */ 1698 if (ip->emul_level == EMUL_VT100) 1699 ite_sendstr (ip, "\033[?1;1c"); 1700 else 1701 ite_sendstr (ip, "\033[63;0c"); 1702 break; 1703 } 1704 ip->escape = 0; 1705 return; 1706 1707 case 'n': 1708 switch (ite_zargnum(ip)) { 1709 case 5: 1710 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1711 break; 1712 case 6: 1713 /* cursor position report */ 1714 sprintf (ip->argbuf, "\033[%d;%dR", 1715 ip->cury + 1, ip->curx + 1); 1716 ite_sendstr (ip, ip->argbuf); 1717 break; 1718 } 1719 ip->escape = 0; 1720 return; 1721 1722 1723 case 'x': 1724 switch (ite_zargnum(ip)) { 1725 case 0: 1726 /* Fake some terminal parameters. */ 1727 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1728 break; 1729 case 1: 1730 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1731 break; 1732 } 1733 ip->escape = 0; 1734 return; 1735 1736 1737 case 'g': 1738 /* clear tabs */ 1739 switch (ite_zargnum(ip)) { 1740 case 0: 1741 if (ip->curx < ip->cols) 1742 ip->tabs[ip->curx] = 0; 1743 break; 1744 case 3: 1745 for (n = 0; n < ip->cols; n++) 1746 ip->tabs[n] = 0; 1747 break; 1748 1749 default: 1750 /* ignore */ 1751 break; 1752 } 1753 ip->escape = 0; 1754 return; 1755 1756 1757 case 'h': /* set mode */ 1758 case 'l': /* reset mode */ 1759 n = ite_zargnum (ip); 1760 switch (n) { 1761 case 4: 1762 ip->imode = (c == 'h'); /* insert/replace mode */ 1763 break; 1764 case 20: 1765 ip->linefeed_newline = (c == 'h'); 1766 break; 1767 } 1768 ip->escape = 0; 1769 return; 1770 1771 1772 case 'M': 1773 /* delete line */ 1774 ite_dnline (ip, ite_argnum (ip)); 1775 ip->escape = 0; 1776 return; 1777 1778 1779 case 'L': 1780 /* insert line */ 1781 ite_inline (ip, ite_argnum (ip)); 1782 ip->escape = 0; 1783 return; 1784 1785 1786 case 'P': 1787 /* delete char */ 1788 ite_dnchar (ip, ite_argnum (ip)); 1789 ip->escape = 0; 1790 return; 1791 1792 1793 case '@': 1794 /* insert char(s) */ 1795 ite_inchar (ip, ite_argnum (ip)); 1796 ip->escape = 0; 1797 return; 1798 1799 case '!': 1800 /* soft terminal reset */ 1801 ip->escape = 0; /* XXX */ 1802 return; 1803 1804 case 'G': 1805 /* this one was *not* in my vt320 manual but in 1806 a vt320 termcap entry.. who is right? 1807 It's supposed to set the horizontal cursor position. */ 1808 *ip->ap = 0; 1809 x = atoi (ip->argbuf); 1810 if (x) x--; 1811 ip->curx = min(x, ip->cols - 1); 1812 ip->escape = 0; 1813 SUBR_CURSOR(ip, MOVE_CURSOR); 1814 clr_attr (ip, ATTR_INV); 1815 return; 1816 1817 1818 case 'd': 1819 /* same thing here, this one's for setting the absolute 1820 vertical cursor position. Not documented... */ 1821 *ip->ap = 0; 1822 y = atoi (ip->argbuf); 1823 if (y) y--; 1824 if (ip->inside_margins) 1825 y += ip->top_margin; 1826 ip->cury = min(y, ip->rows - 1); 1827 ip->escape = 0; 1828 snap_cury(ip); 1829 SUBR_CURSOR(ip, MOVE_CURSOR); 1830 clr_attr (ip, ATTR_INV); 1831 return; 1832 1833 1834 case 'H': 1835 case 'f': 1836 *ip->ap = 0; 1837 y = atoi (ip->argbuf); 1838 x = 0; 1839 cp = index (ip->argbuf, ';'); 1840 if (cp) 1841 x = atoi (cp + 1); 1842 if (x) x--; 1843 if (y) y--; 1844 if (ip->inside_margins) 1845 y += ip->top_margin; 1846 ip->cury = min(y, ip->rows - 1); 1847 ip->curx = min(x, ip->cols - 1); 1848 ip->escape = 0; 1849 snap_cury(ip); 1850 SUBR_CURSOR(ip, MOVE_CURSOR); 1851 /*clr_attr (ip, ATTR_INV);*/ 1852 return; 1853 1854 case 'A': 1855 /* cursor up */ 1856 n = ite_argnum (ip); 1857 n = ip->cury - (n ? n : 1); 1858 if (n < 0) n = 0; 1859 if (ip->inside_margins) 1860 n = max(ip->top_margin, n); 1861 else if (n == ip->top_margin - 1) 1862 /* allow scrolling outside region, but don't scroll out 1863 of active region without explicit CUP */ 1864 n = ip->top_margin; 1865 ip->cury = n; 1866 ip->escape = 0; 1867 SUBR_CURSOR(ip, MOVE_CURSOR); 1868 clr_attr (ip, ATTR_INV); 1869 return; 1870 1871 case 'B': 1872 /* cursor down */ 1873 n = ite_argnum (ip); 1874 n = ip->cury + (n ? n : 1); 1875 n = min(ip->rows - 1, n); 1876 #if 0 1877 if (ip->inside_margins) 1878 #endif 1879 n = min(ip->bottom_margin, n); 1880 #if 0 1881 else if (n == ip->bottom_margin + 1) 1882 /* allow scrolling outside region, but don't scroll out 1883 of active region without explicit CUP */ 1884 n = ip->bottom_margin; 1885 #endif 1886 ip->cury = n; 1887 ip->escape = 0; 1888 SUBR_CURSOR(ip, MOVE_CURSOR); 1889 clr_attr (ip, ATTR_INV); 1890 return; 1891 1892 case 'C': 1893 /* cursor forward */ 1894 n = ite_argnum (ip); 1895 n = n ? n : 1; 1896 ip->curx = min(ip->curx + n, ip->cols - 1); 1897 ip->escape = 0; 1898 SUBR_CURSOR(ip, MOVE_CURSOR); 1899 clr_attr (ip, ATTR_INV); 1900 return; 1901 1902 case 'D': 1903 /* cursor backward */ 1904 n = ite_argnum (ip); 1905 n = n ? n : 1; 1906 n = ip->curx - n; 1907 ip->curx = n >= 0 ? n : 0; 1908 ip->escape = 0; 1909 SUBR_CURSOR(ip, MOVE_CURSOR); 1910 clr_attr (ip, ATTR_INV); 1911 return; 1912 1913 1914 case 'J': 1915 /* erase screen */ 1916 *ip->ap = 0; 1917 n = ite_zargnum (ip); 1918 if (n == 0) 1919 ite_clrtoeos(ip); 1920 else if (n == 1) 1921 ite_clrtobos(ip); 1922 else if (n == 2) 1923 ite_clrscreen(ip); 1924 ip->escape = 0; 1925 return; 1926 1927 1928 case 'K': 1929 /* erase line */ 1930 n = ite_zargnum (ip); 1931 if (n == 0) 1932 ite_clrtoeol(ip); 1933 else if (n == 1) 1934 ite_clrtobol(ip); 1935 else if (n == 2) 1936 ite_clrline(ip); 1937 ip->escape = 0; 1938 return; 1939 1940 case 'S': 1941 /* scroll up */ 1942 n = ite_zargnum (ip); 1943 if (n <= 0) 1944 n = 1; 1945 else if (n > ip->rows-1) 1946 n = ip->rows-1; 1947 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1948 ip->escape = 0; 1949 return; 1950 1951 case 'T': 1952 /* scroll down */ 1953 n = ite_zargnum (ip); 1954 if (n <= 0) 1955 n = 1; 1956 else if (n > ip->rows-1) 1957 n = ip->rows-1; 1958 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1959 ip->escape = 0; 1960 return; 1961 1962 case 'X': 1963 /* erase character */ 1964 n = ite_argnum(ip) - 1; 1965 n = min(n, ip->cols - 1 - ip->curx); 1966 for (; n >= 0; n--) { 1967 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1968 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1969 } 1970 ip->escape = 0; 1971 return; 1972 1973 1974 case '}': case '`': 1975 /* status line control */ 1976 ip->escape = 0; 1977 return; 1978 1979 case 'r': 1980 /* set scrolling region */ 1981 ip->escape = 0; 1982 *ip->ap = 0; 1983 x = atoi (ip->argbuf); 1984 x = x ? x : 1; 1985 y = ip->rows; 1986 cp = index (ip->argbuf, ';'); 1987 if (cp) { 1988 y = atoi (cp + 1); 1989 y = y ? y : ip->rows; 1990 } 1991 if (y <= x) 1992 return; 1993 x--; 1994 y--; 1995 ip->top_margin = min(x, ip->rows - 2); 1996 ip->bottom_margin = min(y, ip->rows - 1); 1997 if (ip->inside_margins) { 1998 ip->cury = ip->top_margin; 1999 } else 2000 ip->cury = 0; 2001 ip->curx = 0; 2002 return; 2003 2004 2005 case 'm': 2006 /* big attribute setter/resetter */ 2007 { 2008 char *cp; 2009 *ip->ap = 0; 2010 /* kludge to make CSIm work (== CSI0m) */ 2011 if (ip->ap == ip->argbuf) 2012 ip->ap++; 2013 for (cp = ip->argbuf; cp < ip->ap; ) { 2014 switch (*cp) { 2015 case 0: 2016 case '0': 2017 clr_attr (ip, ATTR_ALL); 2018 ip->fgcolor = 7; 2019 ip->bgcolor = 0; 2020 cp++; 2021 break; 2022 2023 case '1': 2024 set_attr (ip, ATTR_BOLD); 2025 cp++; 2026 break; 2027 2028 case '2': 2029 switch (cp[1]) { 2030 case '2': 2031 clr_attr (ip, ATTR_BOLD); 2032 cp += 2; 2033 break; 2034 2035 case '4': 2036 clr_attr (ip, ATTR_UL); 2037 cp += 2; 2038 break; 2039 2040 case '5': 2041 clr_attr (ip, ATTR_BLINK); 2042 cp += 2; 2043 break; 2044 2045 case '7': 2046 clr_attr (ip, ATTR_INV); 2047 cp += 2; 2048 break; 2049 2050 default: 2051 cp++; 2052 break; 2053 } 2054 break; 2055 2056 case '3': 2057 switch (cp[1]) { 2058 case '0': case '1': case '2': case '3': 2059 case '4': case '5': case '6': case '7': 2060 /* foreground colors */ 2061 ip->fgcolor = cp[1] - '0'; 2062 cp += 2; 2063 break; 2064 default: 2065 cp++; 2066 break; 2067 } 2068 break; 2069 2070 case '4': 2071 switch (cp[1]) { 2072 case '0': case '1': case '2': case '3': 2073 case '4': case '5': case '6': case '7': 2074 /* background colors */ 2075 ip->bgcolor = cp[1] - '0'; 2076 cp += 2; 2077 break; 2078 default: 2079 set_attr (ip, ATTR_UL); 2080 cp++; 2081 break; 2082 } 2083 break; 2084 2085 case '5': 2086 set_attr (ip, ATTR_BLINK); 2087 cp++; 2088 break; 2089 2090 case '7': 2091 set_attr (ip, ATTR_INV); 2092 cp++; 2093 break; 2094 2095 default: 2096 cp++; 2097 break; 2098 } 2099 } 2100 2101 } 2102 ip->escape = 0; 2103 return; 2104 2105 2106 case 'u': 2107 /* DECRQTSR */ 2108 ite_sendstr (ip, "\033P\033\\"); 2109 ip->escape = 0; 2110 return; 2111 2112 default: 2113 ip->escape = 0; 2114 return; 2115 } 2116 break; 2117 2118 2119 2120 case '?': /* CSI ? */ 2121 switch (c) { 2122 case '0': case '1': case '2': case '3': case '4': 2123 case '5': case '6': case '7': case '8': case '9': 2124 case ';': case '\"': case '$': 2125 /* Don't fill the last character; it's needed. */ 2126 /* XXX yeah, where ?? */ 2127 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2128 *ip->ap++ = c; 2129 return; 2130 2131 2132 case 'n': 2133 /* Terminal Reports */ 2134 *ip->ap = 0; 2135 if (ip->ap == &ip->argbuf[2]) { 2136 if (!strncmp(ip->argbuf, "15", 2)) 2137 /* printer status: no printer */ 2138 ite_sendstr (ip, "\033[13n"); 2139 2140 else if (!strncmp(ip->argbuf, "25", 2)) 2141 /* udk status */ 2142 ite_sendstr (ip, "\033[20n"); 2143 2144 else if (!strncmp(ip->argbuf, "26", 2)) 2145 /* keyboard dialect: US */ 2146 ite_sendstr (ip, "\033[27;1n"); 2147 } 2148 ip->escape = 0; 2149 return; 2150 2151 2152 case 'h': /* set dec private modes */ 2153 case 'l': /* reset dec private modes */ 2154 n = ite_zargnum (ip); 2155 switch (n) { 2156 case 1: 2157 /* CKM - cursor key mode */ 2158 ip->cursor_appmode = (c == 'h'); 2159 break; 2160 2161 case 3: 2162 /* 132/80 columns (132 == 'h') */ 2163 break; 2164 2165 case 4: /* smooth scroll */ 2166 break; 2167 2168 case 5: 2169 /* light background (=='h') /dark background(=='l') */ 2170 break; 2171 2172 case 6: /* origin mode */ 2173 ip->inside_margins = (c == 'h'); 2174 #if 0 2175 ip->curx = 0; 2176 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2177 SUBR_CURSOR(ip, MOVE_CURSOR); 2178 #endif 2179 break; 2180 2181 case 7: /* auto wraparound */ 2182 ip->auto_wrap = (c == 'h'); 2183 break; 2184 2185 case 8: /* keyboard repeat */ 2186 ip->key_repeat = (c == 'h'); 2187 break; 2188 2189 case 20: /* newline mode */ 2190 ip->linefeed_newline = (c == 'h'); 2191 break; 2192 2193 case 25: /* cursor on/off */ 2194 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2195 break; 2196 } 2197 ip->escape = 0; 2198 return; 2199 2200 case 'K': 2201 /* selective erase in line */ 2202 case 'J': 2203 /* selective erase in display */ 2204 2205 default: 2206 ip->escape = 0; 2207 return; 2208 } 2209 break; 2210 2211 2212 default: 2213 ip->escape = 0; 2214 return; 2215 } 2216 } 2217 2218 switch (c) { 2219 case 0x00: /* NUL */ 2220 case 0x01: /* SOH */ 2221 case 0x02: /* STX */ 2222 case 0x03: /* ETX */ 2223 case 0x04: /* EOT */ 2224 case 0x05: /* ENQ */ 2225 case 0x06: /* ACK */ 2226 break; 2227 2228 case BEL: 2229 #if NBELL > 0 2230 if (kbd_tty && ite_tty[kbd_ite->device.dv_unit] == kbd_tty) 2231 opm_bell(); 2232 #endif 2233 break; 2234 2235 case BS: 2236 if (--ip->curx < 0) 2237 ip->curx = 0; 2238 else 2239 SUBR_CURSOR(ip, MOVE_CURSOR); 2240 break; 2241 2242 case HT: 2243 for (n = ip->curx + 1; n < ip->cols; n++) { 2244 if (ip->tabs[n]) { 2245 ip->curx = n; 2246 SUBR_CURSOR(ip, MOVE_CURSOR); 2247 break; 2248 } 2249 } 2250 break; 2251 2252 case VT: /* VT is treated like LF */ 2253 case FF: /* so is FF */ 2254 case LF: 2255 /* cr->crlf distinction is done here, on output, 2256 not on input! */ 2257 if (ip->linefeed_newline) 2258 ite_crlf (ip); 2259 else 2260 ite_lf (ip); 2261 break; 2262 2263 case CR: 2264 ite_cr (ip); 2265 break; 2266 2267 2268 case SO: 2269 ip->GL = &ip->G1; 2270 break; 2271 2272 case SI: 2273 ip->GL = &ip->G0; 2274 break; 2275 2276 case 0x10: /* DLE */ 2277 case 0x11: /* DC1/XON */ 2278 case 0x12: /* DC2 */ 2279 case 0x13: /* DC3/XOFF */ 2280 case 0x14: /* DC4 */ 2281 case 0x15: /* NAK */ 2282 case 0x16: /* SYN */ 2283 case 0x17: /* ETB */ 2284 break; 2285 2286 case CAN: 2287 ip->escape = 0; /* cancel any escape sequence in progress */ 2288 break; 2289 2290 case 0x19: /* EM */ 2291 break; 2292 2293 case SUB: 2294 ip->escape = 0; /* dito, but see below */ 2295 /* should also display a reverse question mark!! */ 2296 break; 2297 2298 case ESC: 2299 ip->escape = ESC; 2300 break; 2301 2302 case 0x1c: /* FS */ 2303 case 0x1d: /* GS */ 2304 case 0x1e: /* RS */ 2305 case 0x1f: /* US */ 2306 break; 2307 2308 /* now it gets weird.. 8bit control sequences.. */ 2309 case IND: /* index: move cursor down, scroll */ 2310 ite_index (ip); 2311 break; 2312 2313 case NEL: /* next line. next line, first pos. */ 2314 ite_crlf (ip); 2315 break; 2316 2317 case HTS: /* set horizontal tab */ 2318 if (ip->curx < ip->cols) 2319 ip->tabs[ip->curx] = 1; 2320 break; 2321 2322 case RI: /* reverse index */ 2323 ite_rlf (ip); 2324 break; 2325 2326 case SS2: /* go into G2 for one character */ 2327 ip->save_GL = ip->GR; /* GL XXX EUC */ 2328 ip->GR = &ip->G2; /* GL XXX */ 2329 break; 2330 2331 case SS3: /* go into G3 for one character */ 2332 ip->save_GL = ip->GR; /* GL XXX EUC */ 2333 ip->GR = &ip->G3; /* GL XXX */ 2334 break; 2335 2336 case DCS: /* device control string introducer */ 2337 ip->escape = DCS; 2338 ip->ap = ip->argbuf; 2339 break; 2340 2341 case CSI: /* control sequence introducer */ 2342 ip->escape = CSI; 2343 ip->ap = ip->argbuf; 2344 break; 2345 2346 case ST: /* string terminator */ 2347 /* ignore, if not used as terminator */ 2348 break; 2349 2350 case OSC: /* introduces OS command. Ignore everything upto ST */ 2351 ip->escape = OSC; 2352 break; 2353 2354 case PM: /* privacy message, ignore everything upto ST */ 2355 ip->escape = PM; 2356 break; 2357 2358 case APC: /* application program command, ignore everything upto ST */ 2359 ip->escape = APC; 2360 break; 2361 2362 case DEL: 2363 break; 2364 2365 default: 2366 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2367 ip->save_char = c; 2368 break; 2369 } 2370 if (ip->imode) 2371 ite_inchar(ip, ip->save_char ? 2 : 1); 2372 iteprecheckwrap(ip); 2373 #ifdef DO_WEIRD_ATTRIBUTES 2374 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2375 attrset(ip, ATTR_INV); 2376 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2377 } 2378 else 2379 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2380 #else 2381 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2382 #endif 2383 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2384 itecheckwrap(ip); 2385 if (ip->save_char) { 2386 itecheckwrap(ip); 2387 ip->save_char = 0; 2388 } 2389 if (ip->save_GL) { 2390 /* 2391 * reset single shift 2392 */ 2393 ip->GR = ip->save_GL; 2394 ip->save_GL = 0; 2395 } 2396 break; 2397 } 2398 } 2399 2400 static void 2401 iteprecheckwrap(ip) 2402 struct ite_softc *ip; 2403 { 2404 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2405 ip->curx = 0; 2406 clr_attr(ip, ATTR_INV); 2407 if (++ip->cury >= ip->bottom_margin + 1) { 2408 ip->cury = ip->bottom_margin; 2409 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2410 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2411 ite_clrtoeol(ip); 2412 } /*else 2413 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2414 } 2415 } 2416 2417 static void 2418 itecheckwrap(ip) 2419 struct ite_softc *ip; 2420 { 2421 #if 0 2422 if (++ip->curx == ip->cols) { 2423 if (ip->auto_wrap) { 2424 ip->curx = 0; 2425 clr_attr(ip, ATTR_INV); 2426 if (++ip->cury >= ip->bottom_margin + 1) { 2427 ip->cury = ip->bottom_margin; 2428 SUBR_CURSOR(ip, MOVE_CURSOR); 2429 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2430 ite_clrtoeol(ip); 2431 return; 2432 } 2433 } else 2434 /* stay there if no autowrap.. */ 2435 ip->curx--; 2436 } 2437 #else 2438 if (ip->curx < ip->cols) { 2439 ip->curx++; 2440 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2441 } 2442 #endif 2443 } 2444 2445 #endif 2446 2447 /* 2448 * Console functions 2449 */ 2450 #include <dev/cons.h> 2451 2452 /* 2453 * Return a priority in consdev->cn_pri field highest wins. This function 2454 * is called before any devices have been probed. 2455 */ 2456 void 2457 itecnprobe(cd) 2458 struct consdev *cd; 2459 { 2460 int maj; 2461 2462 /* 2463 * bring graphics layer up. 2464 */ 2465 config_console(); 2466 2467 /* locate the major number */ 2468 for (maj = 0; maj < nchrdev; maj++) 2469 if (cdevsw[maj].d_open == iteopen) 2470 break; 2471 2472 /* 2473 * return priority of the best ite (already picked from attach) 2474 * or CN_DEAD. 2475 */ 2476 if (con_itesoftc.grf == NULL) 2477 cd->cn_pri = CN_DEAD; 2478 else { 2479 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2480 con_itesoftc.isw = &itesw[0]; /* XXX */ 2481 cd->cn_pri = CN_INTERNAL; 2482 cd->cn_dev = makedev(maj, 0); /* XXX */ 2483 } 2484 2485 } 2486 2487 void 2488 itecninit(cd) 2489 struct consdev *cd; 2490 { 2491 struct ite_softc *ip; 2492 2493 ip = getitesp(cd->cn_dev); 2494 iteinit(cd->cn_dev); /* init console unit */ 2495 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2496 } 2497 2498 /* 2499 * itecnfinish() is called in ite_init() when the device is 2500 * being probed in the normal fasion, thus we can finish setting 2501 * up this ite now that the system is more functional. 2502 */ 2503 void 2504 itecnfinish(ip) 2505 struct ite_softc *ip; 2506 { 2507 static int done; 2508 2509 if (done) 2510 return; 2511 done = 1; 2512 } 2513 2514 /*ARGSUSED*/ 2515 int 2516 itecngetc(dev) 2517 dev_t dev; 2518 { 2519 register int c; 2520 2521 /* XXX this should be moved */ 2522 if (!kbd_init) { 2523 kbd_init = 1; 2524 kbdenable(); 2525 } 2526 do { 2527 c = kbdgetcn(); 2528 c = ite_cnfilter(c, ITEFILT_CONSOLE); 2529 } while (c == -1); 2530 return (c); 2531 } 2532 2533 void 2534 itecnputc(dev, c) 2535 dev_t dev; 2536 int c; 2537 { 2538 static int paniced = 0; 2539 struct ite_softc *ip = getitesp(dev); 2540 char ch = c; 2541 2542 if (panicstr && !paniced && 2543 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2544 (void) iteon(dev, 3); 2545 paniced = 1; 2546 } 2547 ite_putstr(&ch, 1, dev); 2548 } 2549