ite.c revision 1.9
1 /* $NetBSD: ite.c,v 1.9 1998/01/12 21:13:45 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 * 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 extern struct cfdriver ite_cd; 159 160 int 161 itematch(pdp, match, auxp) 162 struct device *pdp; 163 void *match, *auxp; 164 { 165 struct cfdata *cdp = match; 166 struct grf_softc *gp; 167 int maj; 168 169 gp = auxp; 170 171 /* ite0 should be at grf0 XXX */ 172 if(cdp->cf_unit != gp->g_device.dv_unit) 173 return(0); 174 175 #if 0 176 /* 177 * all that our mask allows (more than enough no one 178 * has > 32 monitors for text consoles on one machine) 179 */ 180 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 181 return(0); 182 /* 183 * XXX 184 * normally this would be done in attach, however 185 * during early init we do not have a device pointer 186 * and thus no unit number. 187 */ 188 for(maj = 0; maj < nchrdev; maj++) 189 if (cdevsw[maj].d_open == iteopen) 190 break; 191 gp->g_itedev = makedev(maj, cdp->cf_unit); 192 #endif 193 return(1); 194 } 195 196 /* 197 * iteinit() is the standard entry point for initialization of 198 * an ite device, it is also called from ite_cninit(). 199 */ 200 void 201 iteattach(pdp, dp, auxp) 202 struct device *pdp, *dp; 203 void *auxp; 204 { 205 struct ite_softc *ip; 206 struct grf_softc *gp; 207 208 gp = (struct grf_softc *)auxp; 209 if (dp) { 210 ip = (struct ite_softc *)dp; 211 if(con_itesoftc.grf != NULL 212 /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { 213 /* 214 * console reinit copy params over. 215 * and console always gets keyboard 216 */ 217 bcopy(&con_itesoftc.grf, &ip->grf, 218 (char *)&ip[1] - (char *)&ip->grf); 219 con_itesoftc.grf = NULL; 220 kbd_ite = ip; 221 } 222 ip->grf = gp; 223 iteinit(ip->device.dv_unit); /* XXX */ 224 printf(": rows %d cols %d", ip->rows, ip->cols); 225 if (kbd_ite == NULL) 226 kbd_ite = ip; 227 printf("\n"); 228 } else { 229 if (con_itesoftc.grf != NULL) 230 return; 231 con_itesoftc.grf = gp; 232 con_itesoftc.tabs = cons_tabs; 233 } 234 } 235 236 struct ite_softc * 237 getitesp(dev) 238 dev_t dev; 239 { 240 extern int x68k_realconfig; 241 242 if (x68k_realconfig && con_itesoftc.grf == NULL) 243 return(ite_cd.cd_devs[UNIT(dev)]); 244 245 if (con_itesoftc.grf == NULL) 246 panic("no ite_softc for console"); 247 return(&con_itesoftc); 248 } 249 250 void 251 iteinit(dev) 252 dev_t dev; 253 { 254 struct ite_softc *ip; 255 256 ip = getitesp(dev); 257 258 if (ip->flags & ITE_INITED) 259 return; 260 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 261 262 ip->curx = 0; 263 ip->cury = 0; 264 ip->cursorx = 0; 265 ip->cursory = 0; 266 267 ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ 268 SUBR_INIT(ip); 269 SUBR_CURSOR(ip, DRAW_CURSOR); 270 if (!ip->tabs) 271 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 272 ite_reset(ip); 273 ip->flags |= ITE_INITED; 274 } 275 276 /* 277 * Perform functions necessary to setup device as a terminal emulator. 278 */ 279 int 280 iteon(dev, flag) 281 dev_t dev; 282 int flag; 283 { 284 int unit = UNIT(dev); 285 struct ite_softc *ip = getitesp(unit); 286 287 if (unit < 0 || unit >= ite_cd.cd_ndevs || (ip->flags&ITE_ALIVE) == 0) 288 return(ENXIO); 289 /* force ite active, overriding graphics mode */ 290 if (flag & 1) { 291 ip->flags |= ITE_ACTIVE; 292 ip->flags &= ~(ITE_INGRF|ITE_INITED); 293 } 294 /* leave graphics mode */ 295 if (flag & 2) { 296 ip->flags &= ~ITE_INGRF; 297 if ((ip->flags & ITE_ACTIVE) == 0) 298 return(0); 299 } 300 ip->flags |= ITE_ACTIVE; 301 if (ip->flags & ITE_INGRF) 302 return(0); 303 iteinit(dev); 304 return(0); 305 } 306 307 /* 308 * "Shut down" device as terminal emulator. 309 * Note that we do not deinit the console device unless forced. 310 * Deinit'ing the console every time leads to a very active 311 * screen when processing /etc/rc. 312 */ 313 void 314 iteoff(dev, flag) 315 dev_t dev; 316 int flag; 317 { 318 int unit = UNIT(dev); 319 register struct ite_softc *ip = getitesp(unit); 320 321 /* XXX check whether when call from grf.c */ 322 if (unit < 0 || unit >= ite_cd.cd_ndevs || (ip->flags&ITE_ALIVE) == 0) 323 return; 324 if (flag & 2) 325 ip->flags |= ITE_INGRF; 326 327 if ((ip->flags & ITE_ACTIVE) == 0) 328 return; 329 if ((flag & 1) || 330 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 331 SUBR_DEINIT(ip); 332 333 /* 334 * XXX When the system is rebooted with "reboot", init(8) 335 * kills the last process to have the console open. 336 * If we don't revent the the ITE_ACTIVE bit from being 337 * cleared, we will never see messages printed during 338 * the process of rebooting. 339 */ 340 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) 341 ip->flags &= ~ITE_ACTIVE; 342 } 343 344 /* 345 * standard entry points to the device. 346 */ 347 348 /* ARGSUSED */ 349 int 350 iteopen(dev, mode, devtype, p) 351 dev_t dev; 352 int mode, devtype; 353 struct proc *p; 354 { 355 int unit = UNIT(dev); 356 register struct tty *tp; 357 register struct ite_softc *ip; 358 register int error; 359 int first = 0; 360 361 ip = getitesp(dev); 362 if (!ite_tty[unit]) { 363 tp = ite_tty[unit] = ttymalloc(); 364 tty_attach(tp); 365 } else 366 tp = ite_tty[unit]; 367 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 368 && p->p_ucred->cr_uid != 0) 369 return (EBUSY); 370 if ((ip->flags & ITE_ACTIVE) == 0) { 371 error = iteon(dev, 0); 372 if (error) 373 return (error); 374 first = 1; 375 } 376 tp->t_oproc = itestart; 377 tp->t_param = NULL; 378 tp->t_dev = dev; 379 if ((tp->t_state&TS_ISOPEN) == 0) { 380 ttychars(tp); 381 tp->t_iflag = TTYDEF_IFLAG; 382 tp->t_oflag = TTYDEF_OFLAG; 383 tp->t_cflag = TTYDEF_CFLAG; 384 tp->t_lflag = TTYDEF_LFLAG; 385 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 386 tp->t_state = TS_ISOPEN|TS_CARR_ON; 387 ttsetwater(tp); 388 } 389 error = (*linesw[tp->t_line].l_open)(dev, tp); 390 if (error == 0) { 391 tp->t_winsize.ws_row = ip->rows; 392 tp->t_winsize.ws_col = ip->cols; 393 if (!kbd_init) { 394 kbd_init = 1; 395 kbdenable(); 396 } 397 } else if (first) 398 iteoff(dev, 0); 399 return (error); 400 } 401 402 /*ARGSUSED*/ 403 int 404 iteclose(dev, flag, mode, p) 405 dev_t dev; 406 int flag, mode; 407 struct proc *p; 408 { 409 register struct tty *tp = ite_tty[UNIT(dev)]; 410 411 (*linesw[tp->t_line].l_close)(tp, flag); 412 ttyclose(tp); 413 iteoff(dev, 0); 414 #if 0 415 ttyfree(tp); 416 ite_tty[UNIT(dev)] = (struct tty *)0; 417 #endif 418 return(0); 419 } 420 421 int 422 iteread(dev, uio, flag) 423 dev_t dev; 424 struct uio *uio; 425 int flag; 426 { 427 register struct tty *tp = ite_tty[UNIT(dev)]; 428 429 return ((*linesw[tp->t_line].l_read)(tp, uio, flag)); 430 } 431 432 int 433 itewrite(dev, uio, flag) 434 dev_t dev; 435 struct uio *uio; 436 int flag; 437 { 438 register struct tty *tp = ite_tty[UNIT(dev)]; 439 440 return ((*linesw[tp->t_line].l_write)(tp, uio, flag)); 441 } 442 443 struct tty * 444 itetty(dev) 445 dev_t dev; 446 { 447 448 return (ite_tty[UNIT(dev)]); 449 } 450 451 int 452 iteioctl(dev, cmd, addr, flag, p) 453 dev_t dev; 454 u_long cmd; 455 caddr_t addr; 456 int flag; 457 struct proc *p; 458 { 459 struct iterepeat *irp; 460 register struct tty *tp = ite_tty[UNIT(dev)]; 461 int error; 462 463 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); 464 if (error >= 0) 465 return (error); 466 error = ttioctl(tp, cmd, addr, flag, p); 467 if (error >= 0) 468 return (error); 469 470 switch (cmd) { 471 case ITEIOCSKMAP: 472 if (addr == 0) 473 return(EFAULT); 474 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 475 return(0); 476 477 case ITEIOCGKMAP: 478 if (addr == NULL) 479 return(EFAULT); 480 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 481 return(0); 482 483 case ITEIOCGREPT: 484 irp = (struct iterepeat *)addr; 485 irp->start = start_repeat_timeo; 486 irp->next = next_repeat_timeo; 487 488 case ITEIOCSREPT: 489 irp = (struct iterepeat *)addr; 490 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 491 return(EINVAL); 492 start_repeat_timeo = irp->start; 493 next_repeat_timeo = irp->next; 494 #if x68k 495 case ITELOADFONT: 496 if (addr) { 497 bcopy(addr, kern_font, 4096 /*sizeof (kernel_font)*/); 498 return 0; 499 } else 500 return EFAULT; 501 502 case ITETVCTRL: 503 if (addr && *(u_char *)addr < 0x40) { 504 while(!(mfp.tsr & 0x80)) ; 505 mfp.udr = *(u_char *)addr; 506 return 0; 507 } else 508 return EFAULT; 509 #endif 510 } 511 return (ENOTTY); 512 } 513 514 void 515 itestart(tp) 516 register struct tty *tp; 517 { 518 struct clist *rbp; 519 struct ite_softc *ip; 520 u_char buf[ITEBURST]; 521 int s, len, n; 522 523 ip = getitesp(tp->t_dev); 524 /* 525 * (Potentially) lower priority. We only need to protect ourselves 526 * from keyboard interrupts since that is all that can affect the 527 * state of our tty (kernel printf doesn't go through this routine). 528 */ 529 s = spltty(); 530 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 531 goto out; 532 tp->t_state |= TS_BUSY; 533 rbp = &tp->t_outq; 534 len = q_to_b(rbp, buf, ITEBURST); 535 /*splx(s);*/ 536 537 /* Here is a really good place to implement pre/jumpscroll() */ 538 ite_putstr(buf, len, tp->t_dev); 539 540 /*s = spltty();*/ 541 tp->t_state &= ~TS_BUSY; 542 /* we have characters remaining. */ 543 if (rbp->c_cc) { 544 tp->t_state |= TS_TIMEOUT; 545 timeout(ttrstrt, (caddr_t)tp, 1); 546 } 547 /* wakeup we are below */ 548 if (rbp->c_cc <= tp->t_lowat) { 549 if (tp->t_state & TS_ASLEEP) { 550 tp->t_state &= ~TS_ASLEEP; 551 wakeup((caddr_t)rbp); 552 } 553 selwakeup(&tp->t_wsel); 554 } 555 out: 556 splx(s); 557 } 558 559 /* XXX called after changes made in underlying grf layer. */ 560 /* I want to nuke this */ 561 void 562 ite_reinit(dev) 563 dev_t dev; 564 { 565 struct ite_softc *ip; 566 int unit = UNIT(dev); 567 568 /* XXX check whether when call from grf.c */ 569 if (unit < 0 || unit >= ite_cd.cd_ndevs) 570 return; 571 572 ip = getitesp(dev); 573 ip->flags &= ~ITE_INITED; 574 iteinit(dev); 575 } 576 577 void 578 ite_reset(ip) 579 struct ite_softc *ip; 580 { 581 int i; 582 583 ip->curx = 0; 584 ip->cury = 0; 585 ip->attribute = 0; 586 ip->save_curx = 0; 587 ip->save_cury = 0; 588 ip->save_attribute = 0; 589 ip->ap = ip->argbuf; 590 ip->emul_level = EMUL_VT300_8; 591 ip->eightbit_C1 = 0; 592 ip->top_margin = 0; 593 ip->bottom_margin = ip->rows - 1; 594 ip->inside_margins = 0; /* origin mode == absolute */ 595 ip->linefeed_newline = 0; 596 ip->auto_wrap = 1; 597 ip->cursor_appmode = 0; 598 ip->keypad_appmode = 0; 599 ip->imode = 0; 600 ip->key_repeat = 1; 601 ip->G0 = CSET_ASCII; 602 ip->G1 = CSET_JIS1983; 603 ip->G2 = CSET_JISKANA; 604 ip->G3 = CSET_JIS1990; 605 ip->GL = &ip->G0; 606 ip->GR = &ip->G1; 607 ip->save_GL = 0; 608 ip->save_char = 0; 609 ip->fgcolor = 7; 610 ip->bgcolor = 0; 611 for (i = 0; i < ip->cols; i++) 612 ip->tabs[i] = ((i & 7) == 0); 613 /* XXX clear screen */ 614 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 615 attrclr(ip, 0, 0, ip->rows, ip->cols); 616 } 617 618 /* Used in console at startup only */ 619 int 620 ite_cnfilter(c, caller) 621 u_char c; 622 enum caller caller; 623 { 624 struct tty *kbd_tty; 625 static u_char mod = 0; 626 struct key key; 627 u_char code, up, mask; 628 int s, i; 629 630 up = c & 0x80 ? 1 : 0; 631 c &= 0x7f; 632 code = 0; 633 634 s = spltty(); 635 636 mask = 0; 637 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 638 switch (c) { 639 case KBD_LEFT_SHIFT: 640 mask = KBD_MOD_SHIFT; 641 break; 642 643 case KBD_LEFT_ALT: 644 mask = KBD_MOD_LALT; 645 break; 646 647 case KBD_RIGHT_ALT: 648 mask = KBD_MOD_RALT; 649 break; 650 651 case KBD_LEFT_META: 652 mask = KBD_MOD_LMETA; 653 break; 654 655 case KBD_RIGHT_META: 656 mask = KBD_MOD_RMETA; 657 break; 658 659 case KBD_CAPS_LOCK: 660 /* 661 * capslock already behaves `right', don't need to 662 * keep track of the state in here. 663 */ 664 mask = KBD_MOD_CAPS; 665 break; 666 667 case KBD_CTRL: 668 mask = KBD_MOD_CTRL; 669 break; 670 671 case KBD_RECONNECT: 672 /* ite got 0xff */ 673 if (up) 674 kbd_setLED(); 675 break; 676 } 677 if (mask & KBD_MOD_CAPS) { 678 if (!up) { 679 mod ^= KBD_MOD_CAPS; 680 kbdled ^= LED_CAPS_LOCK; 681 kbd_setLED(); 682 } 683 } else if (up) 684 mod &= ~mask; 685 else mod |= mask; 686 splx (s); 687 return -1; 688 } 689 690 if (up) { 691 splx(s); 692 return -1; 693 } 694 695 /* translate modifiers */ 696 if (mod & KBD_MOD_SHIFT) { 697 if (mod & KBD_MOD_ALT) 698 key = kbdmap.alt_shift_keys[c]; 699 else 700 key = kbdmap.shift_keys[c]; 701 } else if (mod & KBD_MOD_ALT) 702 key = kbdmap.alt_keys[c]; 703 else { 704 key = kbdmap.keys[c]; 705 /* if CAPS and key is CAPable (no pun intended) */ 706 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 707 key = kbdmap.shift_keys[c]; 708 } 709 code = key.code; 710 711 /* if string return */ 712 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 713 splx(s); 714 return -1; 715 } 716 /* handle dead keys */ 717 if (key.mode & KBD_MODE_DEAD) { 718 splx(s); 719 return -1; 720 } 721 if (mod & KBD_MOD_CTRL) 722 code &= 0x1f; 723 if (mod & KBD_MOD_META) 724 code |= 0x80; 725 726 /* do console mapping. */ 727 code = code == '\r' ? '\n' : code; 728 729 splx(s); 730 return (code); 731 } 732 733 /* And now the old stuff. */ 734 735 /* these are used to implement repeating keys.. */ 736 static u_char last_char = 0; 737 static u_char tout_pending = 0; 738 739 /*ARGSUSED*/ 740 static void 741 repeat_handler (arg) 742 void *arg; 743 { 744 tout_pending = 0; 745 if (last_char) 746 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 747 } 748 749 __inline static void 750 itesendch (ch) 751 int ch; 752 { 753 (*linesw[kbd_tty->t_line].l_rint)(ch, kbd_tty); 754 } 755 756 757 void 758 ite_filter(c, caller) 759 u_char c; 760 enum caller caller; 761 { 762 static u_short mod = 0; 763 register unsigned char code, *str; 764 u_short up, mask; 765 struct key key; 766 int s, i; 767 768 if (!kbd_ite) 769 return; 770 kbd_tty = ite_tty[kbd_ite->device.dv_unit]; 771 772 /* have to make sure we're at spltty in here */ 773 s = spltty (); 774 775 #if 0 /* XXX? x68k */ 776 /* keyboard interrupts come at priority 2, while softint- 777 generated keyboard-repeat interrupts come at level 1. 778 So, to not allow a key-up event to get thru before 779 a repeat for the key-down, we remove any outstanding 780 callout requests.. */ 781 rem_sicallback (ite_filter); 782 #endif 783 784 up = c & 0x80 ? 1 : 0; 785 c &= 0x7f; 786 code = 0; 787 788 mask = 0; 789 if (c >= KBD_LEFT_ALT && 790 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 791 switch (c) { 792 case KBD_LEFT_SHIFT: 793 mask = KBD_MOD_SHIFT; 794 break; 795 796 case KBD_LEFT_ALT: 797 mask = KBD_MOD_LALT; 798 break; 799 800 case KBD_RIGHT_ALT: 801 mask = KBD_MOD_RALT; 802 break; 803 804 case KBD_LEFT_META: 805 mask = KBD_MOD_LMETA; 806 break; 807 808 case KBD_RIGHT_META: 809 mask = KBD_MOD_RMETA; 810 break; 811 812 case KBD_CAPS_LOCK: 813 /* 814 * capslock already behaves `right', don't need to keep 815 * track of the state in here. 816 */ 817 mask = KBD_MOD_CAPS; 818 break; 819 820 case KBD_CTRL: 821 mask = KBD_MOD_CTRL; 822 break; 823 824 case KBD_OPT1: 825 mask = KBD_MOD_OPT1; 826 break; 827 828 case KBD_OPT2: 829 mask = KBD_MOD_OPT2; 830 break; 831 832 case KBD_RECONNECT: 833 if (up) { /* ite got 0xff */ 834 kbd_setLED(); 835 } 836 break; 837 } 838 839 if (mask & KBD_MOD_CAPS) { 840 if (!up) { 841 mod ^= KBD_MOD_CAPS; 842 kbdled ^= LED_CAPS_LOCK; 843 kbd_setLED(); 844 } 845 } else if (up) { 846 mod &= ~mask; 847 } else mod |= mask; 848 849 /* 850 * these keys should not repeat, so it's the Right Thing 851 * dealing with repeaters only after this block. 852 */ 853 854 /* 855 * return even if it wasn't a modifier key, the other 856 * codes up here are either special (like reset warning), 857 * or not yet defined 858 */ 859 splx (s); 860 return; 861 } 862 863 /* 864 * no matter which character we're repeating, stop it if we 865 * get a key-up event. I think this is the same thing amigados does. 866 */ 867 if (up) { 868 if (tout_pending) { 869 untimeout (repeat_handler, 0); 870 tout_pending = 0; 871 last_char = 0; 872 } 873 splx (s); 874 return; 875 } else if (tout_pending && last_char != c) { 876 /* 877 * not the same character remove the repeater and continue 878 * to process this key. -ch 879 */ 880 untimeout (repeat_handler, 0); 881 tout_pending = 0; 882 last_char = 0; 883 } 884 885 /* 886 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 887 * this should probably be configurable.. 888 */ 889 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x50) { 890 bcopy (&ascii_kbdmap, &kbdmap, sizeof (struct kbdmap)); 891 splx (s); 892 return; 893 } 894 895 /* translate modifiers */ 896 if (mod & KBD_MOD_SHIFT) { 897 if (mod & KBD_MOD_ALT) 898 key = kbdmap.alt_shift_keys[c]; 899 else 900 key = kbdmap.shift_keys[c]; 901 } else if (mod & KBD_MOD_ALT) 902 key = kbdmap.alt_keys[c]; 903 else { 904 key = kbdmap.keys[c]; 905 /* if CAPS and key is CAPable (no pun intended) */ 906 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 907 key = kbdmap.shift_keys[c]; 908 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 909 key = kbdmap.shift_keys[c]; 910 } 911 code = key.code; 912 913 /* 914 * arrange to repeat the keystroke. By doing this at the level of scan-codes, 915 * we can have function keys, and keys that send strings, repeat too. This 916 * also entitles an additional overhead, since we have to do the conversion 917 * each time, but I guess that's ok. 918 */ 919 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 920 tout_pending = 1; 921 last_char = c; 922 timeout (repeat_handler, 0, start_repeat_timeo); 923 } else if (!tout_pending && caller == ITEFILT_REPEATER && 924 kbd_ite->key_repeat) { 925 tout_pending = 1; 926 last_char = c; 927 timeout (repeat_handler, 0, next_repeat_timeo); 928 } 929 930 /* handle dead keys */ 931 if (key.mode & KBD_MODE_DEAD) { 932 splx (s); 933 return; 934 } 935 /* if not string, apply META and CTRL modifiers */ 936 if (! (key.mode & KBD_MODE_STRING) 937 && (!(key.mode & KBD_MODE_KPAD) || 938 (kbd_ite && !kbd_ite->keypad_appmode))) { 939 if ((mod & KBD_MOD_CTRL) && 940 (code == ' ' || (code >= '@' && code <= 'z'))) 941 code &= 0x1f; 942 if (mod & KBD_MOD_META) 943 code |= 0x80; 944 } else if ((key.mode & KBD_MODE_KPAD) && 945 (kbd_ite && kbd_ite->keypad_appmode)) { 946 static char *in = "0123456789-+.\r()/*"; 947 static char *out = "pqrstuvwxymlnMPQRS"; 948 char *cp = index (in, code); 949 950 /* 951 * keypad-appmode sends SS3 followed by the above 952 * translated character 953 */ 954 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 955 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 956 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 957 splx(s); 958 return; 959 } else { 960 /* *NO* I don't like this.... */ 961 static u_char app_cursor[] = 962 { 963 3, 27, 'O', 'A', 964 3, 27, 'O', 'B', 965 3, 27, 'O', 'C', 966 3, 27, 'O', 'D'}; 967 968 str = kbdmap.strings + code; 969 /* 970 * if this is a cursor key, AND it has the default 971 * keymap setting, AND we're in app-cursor mode, switch 972 * to the above table. This is *nasty* ! 973 */ 974 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 975 && !bcmp(str, "\x03\x1b[", 3) && 976 index("ABCD", str[3])) 977 str = app_cursor + 4 * (str[3] - 'A'); 978 979 /* 980 * using a length-byte instead of 0-termination allows 981 * to embed \0 into strings, although this is not used 982 * in the default keymap 983 */ 984 for (i = *str++; i; i--) 985 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 986 splx(s); 987 return; 988 } 989 (*linesw[kbd_tty->t_line].l_rint)(code, kbd_tty); 990 991 splx(s); 992 return; 993 } 994 995 /* helper functions, makes the code below more readable */ 996 __inline static void 997 ite_sendstr (ip, str) 998 struct ite_softc *ip; 999 char *str; 1000 { 1001 while (*str) 1002 itesendch (*str++); 1003 } 1004 1005 __inline static void 1006 alignment_display(ip) 1007 struct ite_softc *ip; 1008 { 1009 int i, j; 1010 1011 for (j = 0; j < ip->rows; j++) 1012 for (i = 0; i < ip->cols; i++) 1013 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1014 attrclr(ip, 0, 0, ip->rows, ip->cols); 1015 } 1016 1017 __inline static void 1018 snap_cury(ip) 1019 struct ite_softc *ip; 1020 { 1021 if (ip->inside_margins) { 1022 if (ip->cury < ip->top_margin) 1023 ip->cury = ip->top_margin; 1024 if (ip->cury > ip->bottom_margin) 1025 ip->cury = ip->bottom_margin; 1026 } 1027 } 1028 1029 __inline static void 1030 ite_dnchar(ip, n) 1031 struct ite_softc *ip; 1032 int n; 1033 { 1034 n = min(n, ip->cols - ip->curx); 1035 if (n < ip->cols - ip->curx) { 1036 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1037 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1038 1, ip->cols - ip->curx - n); 1039 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1040 } 1041 while (n-- > 0) 1042 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1043 } 1044 1045 static void 1046 ite_inchar(ip, n) 1047 struct ite_softc *ip; 1048 int n; 1049 { 1050 int c = ip->save_char; 1051 ip->save_char = 0; 1052 n = min(n, ip->cols - ip->curx); 1053 if (n < ip->cols - ip->curx) { 1054 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1055 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1056 1, ip->cols - ip->curx - n); 1057 attrclr(ip, ip->cury, ip->curx, 1, n); 1058 } 1059 while (n--) 1060 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1061 ip->save_char = c; 1062 } 1063 1064 __inline static void 1065 ite_clrtoeol(ip) 1066 struct ite_softc *ip; 1067 { 1068 int y = ip->cury, x = ip->curx; 1069 if (ip->cols - x > 0) { 1070 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1071 attrclr(ip, y, x, 1, ip->cols - x); 1072 } 1073 } 1074 1075 __inline static void 1076 ite_clrtobol(ip) 1077 struct ite_softc *ip; 1078 { 1079 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1080 SUBR_CLEAR(ip, y, 0, 1, x); 1081 attrclr(ip, y, 0, 1, x); 1082 } 1083 1084 __inline static void 1085 ite_clrline(ip) 1086 struct ite_softc *ip; 1087 { 1088 int y = ip->cury; 1089 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1090 attrclr(ip, y, 0, 1, ip->cols); 1091 } 1092 1093 __inline static void 1094 ite_clrtoeos(ip) 1095 struct ite_softc *ip; 1096 { 1097 ite_clrtoeol(ip); 1098 if (ip->cury < ip->rows - 1) { 1099 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1100 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1101 } 1102 } 1103 1104 __inline static void 1105 ite_clrtobos(ip) 1106 struct ite_softc *ip; 1107 { 1108 ite_clrtobol(ip); 1109 if (ip->cury > 0) { 1110 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1111 attrclr(ip, 0, 0, ip->cury, ip->cols); 1112 } 1113 } 1114 1115 __inline static void 1116 ite_clrscreen(ip) 1117 struct ite_softc *ip; 1118 { 1119 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1120 attrclr(ip, 0, 0, ip->rows, ip->cols); 1121 } 1122 1123 1124 1125 __inline static void 1126 ite_dnline(ip, n) 1127 struct ite_softc *ip; 1128 int n; 1129 { 1130 /* 1131 * interesting.. if the cursor is outside the scrolling 1132 * region, this command is simply ignored.. 1133 */ 1134 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1135 return; 1136 1137 n = min(n, ip->bottom_margin + 1 - ip->cury); 1138 if (n <= ip->bottom_margin - ip->cury) { 1139 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1140 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1141 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1142 } 1143 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1144 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1145 } 1146 1147 __inline static void 1148 ite_inline(ip, n) 1149 struct ite_softc *ip; 1150 int n; 1151 { 1152 /* 1153 * interesting.. if the cursor is outside the scrolling 1154 * region, this command is simply ignored.. 1155 */ 1156 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1157 return; 1158 1159 if (n <= 0) 1160 n = 1; 1161 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1162 if (n <= ip->bottom_margin - ip->cury) { 1163 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1164 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1165 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1166 } 1167 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1168 attrclr(ip, ip->cury, 0, n, ip->cols); 1169 ip->curx = 0; 1170 } 1171 1172 __inline static void 1173 ite_index (ip) 1174 struct ite_softc *ip; 1175 { 1176 ++ip->cury; 1177 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1178 ip->cury--; 1179 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1180 ite_clrline(ip); 1181 } 1182 /*clr_attr(ip, ATTR_INV);*/ 1183 } 1184 1185 __inline static void 1186 ite_lf (ip) 1187 struct ite_softc *ip; 1188 { 1189 ++ip->cury; 1190 if (ip->cury > ip->bottom_margin) { 1191 ip->cury--; 1192 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1193 ite_clrline(ip); 1194 } 1195 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1196 /*clr_attr(ip, ATTR_INV);*/ 1197 /* reset character set ... thanks for mohta. */ 1198 ip->G0 = CSET_ASCII; 1199 ip->G1 = CSET_JIS1983; 1200 ip->G2 = CSET_JISKANA; 1201 ip->G3 = CSET_JIS1990; 1202 ip->GL = &ip->G0; 1203 ip->GR = &ip->G1; 1204 ip->save_GL = 0; 1205 ip->save_char = 0; 1206 } 1207 1208 __inline static void 1209 ite_crlf (ip) 1210 struct ite_softc *ip; 1211 { 1212 ip->curx = 0; 1213 ite_lf (ip); 1214 } 1215 1216 __inline static void 1217 ite_cr (ip) 1218 struct ite_softc *ip; 1219 { 1220 if (ip->curx) { 1221 ip->curx = 0; 1222 } 1223 } 1224 1225 __inline static void 1226 ite_rlf (ip) 1227 struct ite_softc *ip; 1228 { 1229 ip->cury--; 1230 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1231 ip->cury++; 1232 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1233 ite_clrline(ip); 1234 } 1235 clr_attr(ip, ATTR_INV); 1236 } 1237 1238 __inline static int 1239 atoi (cp) 1240 const char *cp; 1241 { 1242 int n; 1243 1244 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1245 n = n * 10 + *cp - '0'; 1246 return n; 1247 } 1248 1249 __inline static char * 1250 index(cp, ch) 1251 const char *cp; 1252 char ch; 1253 { 1254 while (*cp && *cp != ch) 1255 cp++; 1256 return *cp ? (char *) cp : 0; 1257 } 1258 1259 __inline static int 1260 ite_argnum (ip) 1261 struct ite_softc *ip; 1262 { 1263 char ch; 1264 int n; 1265 1266 /* convert argument string into number */ 1267 if (ip->ap == ip->argbuf) 1268 return 1; 1269 ch = *ip->ap; 1270 *ip->ap = 0; 1271 n = atoi (ip->argbuf); 1272 *ip->ap = ch; 1273 1274 return n; 1275 } 1276 1277 __inline static int 1278 ite_zargnum (ip) 1279 struct ite_softc *ip; 1280 { 1281 char ch; 1282 int n; 1283 1284 /* convert argument string into number */ 1285 if (ip->ap == ip->argbuf) 1286 return 0; 1287 ch = *ip->ap; 1288 *ip->ap = 0; /* terminate string */ 1289 n = atoi (ip->argbuf); 1290 *ip->ap = ch; 1291 1292 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1293 } 1294 1295 void 1296 ite_putstr(s, len, dev) 1297 const u_char *s; 1298 int len; 1299 dev_t dev; 1300 { 1301 struct ite_softc *ip; 1302 int i; 1303 1304 ip = getitesp(dev); 1305 1306 /* XXX avoid problems */ 1307 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1308 return; 1309 1310 SUBR_CURSOR(ip, START_CURSOROPT); 1311 for (i = 0; i < len; i++) 1312 if (s[i]) 1313 iteputchar(s[i], ip); 1314 SUBR_CURSOR(ip, END_CURSOROPT); 1315 } 1316 1317 void 1318 iteputchar(c, ip) 1319 register int c; 1320 struct ite_softc *ip; 1321 { 1322 struct tty *kbd_tty; 1323 int n, x, y; 1324 char *cp; 1325 1326 kbd_tty = ite_tty[kbd_ite->device.dv_unit]; 1327 1328 if (c >= 0x20 && ip->escape) { 1329 switch (ip->escape) { 1330 1331 case ESC: 1332 switch (c) { 1333 /* first 7bit equivalents for the 8bit control characters */ 1334 1335 case 'D': 1336 c = IND; 1337 ip->escape = 0; 1338 break; /* and fall into the next switch below (same for all `break') */ 1339 1340 case 'E': 1341 /* next line */ 1342 c = NEL; 1343 ip->escape = 0; 1344 break; 1345 1346 case 'H': 1347 /* set TAB at current col */ 1348 c = HTS; 1349 ip->escape = 0; 1350 break; 1351 1352 case 'M': 1353 /* reverse index */ 1354 c = RI; 1355 ip->escape = 0; 1356 break; 1357 1358 case 'N': 1359 /* single shift G2 */ 1360 c = SS2; 1361 ip->escape = 0; 1362 break; 1363 1364 case 'O': 1365 /* single shift G3 */ 1366 c = SS3; 1367 ip->escape = 0; 1368 break; 1369 1370 case 'P': 1371 /* DCS detected */ 1372 c = DCS; 1373 ip->escape = 0; 1374 break; 1375 1376 case '[': 1377 c = CSI; 1378 ip->escape = 0; 1379 break; 1380 1381 case '\\': 1382 /* String Terminator */ 1383 c = ST; 1384 ip->escape = 0; 1385 break; 1386 1387 case ']': 1388 c = OSC; 1389 ip->escape = 0; 1390 break; 1391 1392 case '^': 1393 c = PM; 1394 ip->escape = 0; 1395 break; 1396 1397 case '_': 1398 c = APC; 1399 ip->escape = 0; 1400 break; 1401 1402 1403 /* introduces 7/8bit control */ 1404 case ' ': 1405 /* can be followed by either F or G */ 1406 ip->escape = ' '; 1407 break; 1408 1409 1410 /* a lot of character set selections, not yet used... 1411 94-character sets: */ 1412 case '(': /* G0 */ 1413 case ')': /* G1 */ 1414 ip->escape = c; 1415 return; 1416 1417 case '*': /* G2 */ 1418 case '+': /* G3 */ 1419 case 'B': /* ASCII */ 1420 case 'A': /* ISO latin 1 */ 1421 case '<': /* user preferred suplemental */ 1422 case '0': /* dec special graphics */ 1423 1424 /* 96-character sets: */ 1425 case '-': /* G1 */ 1426 case '.': /* G2 */ 1427 case '/': /* G3 */ 1428 1429 /* national character sets: */ 1430 case '4': /* dutch */ 1431 case '5': 1432 case 'C': /* finnish */ 1433 case 'R': /* french */ 1434 case 'Q': /* french canadian */ 1435 case 'K': /* german */ 1436 case 'Y': /* italian */ 1437 case '6': /* norwegian/danish */ 1438 /* note: %5 and %6 are not supported (two chars..) */ 1439 1440 ip->escape = 0; 1441 /* just ignore for now */ 1442 return; 1443 1444 /* 94-multibyte character sets designate */ 1445 case '$': 1446 ip->escape = '$'; 1447 return; 1448 1449 /* locking shift modes */ 1450 case '`': 1451 ip->GR = &ip->G1; 1452 ip->escape = 0; 1453 return; 1454 1455 case 'n': 1456 ip->GL = &ip->G2; 1457 ip->escape = 0; 1458 return; 1459 1460 case '}': 1461 ip->GR = &ip->G2; 1462 ip->escape = 0; 1463 return; 1464 1465 case 'o': 1466 ip->GL = &ip->G3; 1467 ip->escape = 0; 1468 return; 1469 1470 case '|': 1471 ip->GR = &ip->G3; 1472 ip->escape = 0; 1473 return; 1474 1475 case '~': 1476 ip->GR = &ip->G1; 1477 ip->escape = 0; 1478 return; 1479 1480 /* font width/height control */ 1481 case '#': 1482 ip->escape = '#'; 1483 return; 1484 1485 case 'c': 1486 /* hard terminal reset .. */ 1487 ite_reset (ip); 1488 SUBR_CURSOR(ip, MOVE_CURSOR); 1489 ip->escape = 0; 1490 return; 1491 1492 1493 case '7': 1494 /* save cursor */ 1495 ip->save_curx = ip->curx; 1496 ip->save_cury = ip->cury; 1497 ip->save_attribute = ip->attribute; 1498 ip->sc_om = ip->inside_margins; 1499 ip->sc_G0 = ip->G0; 1500 ip->sc_G1 = ip->G1; 1501 ip->sc_G2 = ip->G2; 1502 ip->sc_G3 = ip->G3; 1503 ip->sc_GL = ip->GL; 1504 ip->sc_GR = ip->GR; 1505 ip->escape = 0; 1506 return; 1507 1508 case '8': 1509 /* restore cursor */ 1510 ip->curx = ip->save_curx; 1511 ip->cury = ip->save_cury; 1512 ip->attribute = ip->save_attribute; 1513 ip->inside_margins = ip->sc_om; 1514 ip->G0 = ip->sc_G0; 1515 ip->G1 = ip->sc_G1; 1516 ip->G2 = ip->sc_G2; 1517 ip->G3 = ip->sc_G3; 1518 ip->GL = ip->sc_GL; 1519 ip->GR = ip->sc_GR; 1520 SUBR_CURSOR(ip, MOVE_CURSOR); 1521 ip->escape = 0; 1522 return; 1523 1524 case '=': 1525 /* keypad application mode */ 1526 ip->keypad_appmode = 1; 1527 ip->escape = 0; 1528 return; 1529 1530 case '>': 1531 /* keypad numeric mode */ 1532 ip->keypad_appmode = 0; 1533 ip->escape = 0; 1534 return; 1535 1536 case 'Z': /* request ID */ 1537 if (ip->emul_level == EMUL_VT100) 1538 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1539 else 1540 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1541 ip->escape = 0; 1542 return; 1543 1544 /* default catch all for not recognized ESC sequences */ 1545 default: 1546 ip->escape = 0; 1547 return; 1548 } 1549 break; 1550 1551 1552 case '(': /* designate G0 */ 1553 switch (c) { 1554 case 'B': /* USASCII */ 1555 ip->G0 = CSET_ASCII; 1556 ip->escape = 0; 1557 return; 1558 case 'I': 1559 ip->G0 = CSET_JISKANA; 1560 ip->escape = 0; 1561 return; 1562 case 'J': 1563 ip->G0 = CSET_JISROMA; 1564 ip->escape = 0; 1565 return; 1566 case 'A': /* British or ISO-Latin-1 */ 1567 case 'H': /* Swedish */ 1568 case 'K': /* German */ 1569 case 'R': /* French */ 1570 case 'Y': /* Italian */ 1571 case 'Z': /* Spanish */ 1572 default: 1573 /* not supported */ 1574 ip->escape = 0; 1575 return; 1576 } 1577 1578 case ')': /* designate G1 */ 1579 ip->escape = 0; 1580 return; 1581 1582 case '$': /* 94-multibyte character set */ 1583 switch (c) { 1584 case '@': 1585 ip->G0 = CSET_JIS1978; 1586 ip->escape = 0; 1587 return; 1588 case 'B': 1589 ip->G0 = CSET_JIS1983; 1590 ip->escape = 0; 1591 return; 1592 case 'D': 1593 ip->G0 = CSET_JIS1990; 1594 ip->escape = 0; 1595 return; 1596 default: 1597 /* not supported */ 1598 ip->escape = 0; 1599 return; 1600 } 1601 1602 case ' ': 1603 switch (c) { 1604 case 'F': 1605 ip->eightbit_C1 = 0; 1606 ip->escape = 0; 1607 return; 1608 1609 case 'G': 1610 ip->eightbit_C1 = 1; 1611 ip->escape = 0; 1612 return; 1613 1614 default: 1615 /* not supported */ 1616 ip->escape = 0; 1617 return; 1618 } 1619 break; 1620 1621 case '#': 1622 switch (c) { 1623 case '5': 1624 /* single height, single width */ 1625 ip->escape = 0; 1626 return; 1627 1628 case '6': 1629 /* double width, single height */ 1630 ip->escape = 0; 1631 return; 1632 1633 case '3': 1634 /* top half */ 1635 ip->escape = 0; 1636 return; 1637 1638 case '4': 1639 /* bottom half */ 1640 ip->escape = 0; 1641 return; 1642 1643 case '8': 1644 /* screen alignment pattern... */ 1645 alignment_display (ip); 1646 ip->escape = 0; 1647 return; 1648 1649 default: 1650 ip->escape = 0; 1651 return; 1652 } 1653 break; 1654 1655 1656 1657 case CSI: 1658 /* the biggie... */ 1659 switch (c) { 1660 case '0': case '1': case '2': case '3': case '4': 1661 case '5': case '6': case '7': case '8': case '9': 1662 case ';': case '\"': case '$': case '>': 1663 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1664 *ip->ap++ = c; 1665 return; 1666 1667 case 'p': 1668 *ip->ap = 0; 1669 if (!strncmp(ip->argbuf, "61\"", 3)) 1670 ip->emul_level = EMUL_VT100; 1671 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1672 || !strncmp(ip->argbuf, "62;1\"", 5)) 1673 ip->emul_level = EMUL_VT300_7; 1674 else 1675 ip->emul_level = EMUL_VT300_8; 1676 ip->escape = 0; 1677 return; 1678 1679 1680 case '?': 1681 *ip->ap = 0; 1682 ip->escape = '?'; 1683 ip->ap = ip->argbuf; 1684 return; 1685 1686 1687 case 'c': 1688 /* device attributes */ 1689 *ip->ap = 0; 1690 if (ip->argbuf[0] == '>') { 1691 ite_sendstr (ip, "\033[>24;0;0;0c"); 1692 } else 1693 switch (ite_zargnum(ip)) { 1694 case 0: 1695 /* primary DA request, send primary DA response */ 1696 if (ip->emul_level == EMUL_VT100) 1697 ite_sendstr (ip, "\033[?1;1c"); 1698 else 1699 ite_sendstr (ip, "\033[63;0c"); 1700 break; 1701 } 1702 ip->escape = 0; 1703 return; 1704 1705 case 'n': 1706 switch (ite_zargnum(ip)) { 1707 case 5: 1708 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1709 break; 1710 case 6: 1711 /* cursor position report */ 1712 sprintf (ip->argbuf, "\033[%d;%dR", 1713 ip->cury + 1, ip->curx + 1); 1714 ite_sendstr (ip, ip->argbuf); 1715 break; 1716 } 1717 ip->escape = 0; 1718 return; 1719 1720 1721 case 'x': 1722 switch (ite_zargnum(ip)) { 1723 case 0: 1724 /* Fake some terminal parameters. */ 1725 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1726 break; 1727 case 1: 1728 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1729 break; 1730 } 1731 ip->escape = 0; 1732 return; 1733 1734 1735 case 'g': 1736 /* clear tabs */ 1737 switch (ite_zargnum(ip)) { 1738 case 0: 1739 if (ip->curx < ip->cols) 1740 ip->tabs[ip->curx] = 0; 1741 break; 1742 case 3: 1743 for (n = 0; n < ip->cols; n++) 1744 ip->tabs[n] = 0; 1745 break; 1746 1747 default: 1748 /* ignore */ 1749 break; 1750 } 1751 ip->escape = 0; 1752 return; 1753 1754 1755 case 'h': /* set mode */ 1756 case 'l': /* reset mode */ 1757 n = ite_zargnum (ip); 1758 switch (n) { 1759 case 4: 1760 ip->imode = (c == 'h'); /* insert/replace mode */ 1761 break; 1762 case 20: 1763 ip->linefeed_newline = (c == 'h'); 1764 break; 1765 } 1766 ip->escape = 0; 1767 return; 1768 1769 1770 case 'M': 1771 /* delete line */ 1772 ite_dnline (ip, ite_argnum (ip)); 1773 ip->escape = 0; 1774 return; 1775 1776 1777 case 'L': 1778 /* insert line */ 1779 ite_inline (ip, ite_argnum (ip)); 1780 ip->escape = 0; 1781 return; 1782 1783 1784 case 'P': 1785 /* delete char */ 1786 ite_dnchar (ip, ite_argnum (ip)); 1787 ip->escape = 0; 1788 return; 1789 1790 1791 case '@': 1792 /* insert char(s) */ 1793 ite_inchar (ip, ite_argnum (ip)); 1794 ip->escape = 0; 1795 return; 1796 1797 case '!': 1798 /* soft terminal reset */ 1799 ip->escape = 0; /* XXX */ 1800 return; 1801 1802 case 'G': 1803 /* this one was *not* in my vt320 manual but in 1804 a vt320 termcap entry.. who is right? 1805 It's supposed to set the horizontal cursor position. */ 1806 *ip->ap = 0; 1807 x = atoi (ip->argbuf); 1808 if (x) x--; 1809 ip->curx = min(x, ip->cols - 1); 1810 ip->escape = 0; 1811 SUBR_CURSOR(ip, MOVE_CURSOR); 1812 clr_attr (ip, ATTR_INV); 1813 return; 1814 1815 1816 case 'd': 1817 /* same thing here, this one's for setting the absolute 1818 vertical cursor position. Not documented... */ 1819 *ip->ap = 0; 1820 y = atoi (ip->argbuf); 1821 if (y) y--; 1822 if (ip->inside_margins) 1823 y += ip->top_margin; 1824 ip->cury = min(y, ip->rows - 1); 1825 ip->escape = 0; 1826 snap_cury(ip); 1827 SUBR_CURSOR(ip, MOVE_CURSOR); 1828 clr_attr (ip, ATTR_INV); 1829 return; 1830 1831 1832 case 'H': 1833 case 'f': 1834 *ip->ap = 0; 1835 y = atoi (ip->argbuf); 1836 x = 0; 1837 cp = index (ip->argbuf, ';'); 1838 if (cp) 1839 x = atoi (cp + 1); 1840 if (x) x--; 1841 if (y) y--; 1842 if (ip->inside_margins) 1843 y += ip->top_margin; 1844 ip->cury = min(y, ip->rows - 1); 1845 ip->curx = min(x, ip->cols - 1); 1846 ip->escape = 0; 1847 snap_cury(ip); 1848 SUBR_CURSOR(ip, MOVE_CURSOR); 1849 /*clr_attr (ip, ATTR_INV);*/ 1850 return; 1851 1852 case 'A': 1853 /* cursor up */ 1854 n = ite_argnum (ip); 1855 n = ip->cury - (n ? n : 1); 1856 if (n < 0) n = 0; 1857 if (ip->inside_margins) 1858 n = max(ip->top_margin, n); 1859 else if (n == ip->top_margin - 1) 1860 /* allow scrolling outside region, but don't scroll out 1861 of active region without explicit CUP */ 1862 n = ip->top_margin; 1863 ip->cury = n; 1864 ip->escape = 0; 1865 SUBR_CURSOR(ip, MOVE_CURSOR); 1866 clr_attr (ip, ATTR_INV); 1867 return; 1868 1869 case 'B': 1870 /* cursor down */ 1871 n = ite_argnum (ip); 1872 n = ip->cury + (n ? n : 1); 1873 n = min(ip->rows - 1, n); 1874 #if 0 1875 if (ip->inside_margins) 1876 #endif 1877 n = min(ip->bottom_margin, n); 1878 #if 0 1879 else if (n == ip->bottom_margin + 1) 1880 /* allow scrolling outside region, but don't scroll out 1881 of active region without explicit CUP */ 1882 n = ip->bottom_margin; 1883 #endif 1884 ip->cury = n; 1885 ip->escape = 0; 1886 SUBR_CURSOR(ip, MOVE_CURSOR); 1887 clr_attr (ip, ATTR_INV); 1888 return; 1889 1890 case 'C': 1891 /* cursor forward */ 1892 n = ite_argnum (ip); 1893 n = n ? n : 1; 1894 ip->curx = min(ip->curx + n, ip->cols - 1); 1895 ip->escape = 0; 1896 SUBR_CURSOR(ip, MOVE_CURSOR); 1897 clr_attr (ip, ATTR_INV); 1898 return; 1899 1900 case 'D': 1901 /* cursor backward */ 1902 n = ite_argnum (ip); 1903 n = n ? n : 1; 1904 n = ip->curx - n; 1905 ip->curx = n >= 0 ? n : 0; 1906 ip->escape = 0; 1907 SUBR_CURSOR(ip, MOVE_CURSOR); 1908 clr_attr (ip, ATTR_INV); 1909 return; 1910 1911 1912 case 'J': 1913 /* erase screen */ 1914 *ip->ap = 0; 1915 n = ite_zargnum (ip); 1916 if (n == 0) 1917 ite_clrtoeos(ip); 1918 else if (n == 1) 1919 ite_clrtobos(ip); 1920 else if (n == 2) 1921 ite_clrscreen(ip); 1922 ip->escape = 0; 1923 return; 1924 1925 1926 case 'K': 1927 /* erase line */ 1928 n = ite_zargnum (ip); 1929 if (n == 0) 1930 ite_clrtoeol(ip); 1931 else if (n == 1) 1932 ite_clrtobol(ip); 1933 else if (n == 2) 1934 ite_clrline(ip); 1935 ip->escape = 0; 1936 return; 1937 1938 case 'S': 1939 /* scroll up */ 1940 n = ite_zargnum (ip); 1941 if (n <= 0) 1942 n = 1; 1943 else if (n > ip->rows-1) 1944 n = ip->rows-1; 1945 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1946 ip->escape = 0; 1947 return; 1948 1949 case 'T': 1950 /* scroll down */ 1951 n = ite_zargnum (ip); 1952 if (n <= 0) 1953 n = 1; 1954 else if (n > ip->rows-1) 1955 n = ip->rows-1; 1956 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1957 ip->escape = 0; 1958 return; 1959 1960 case 'X': 1961 /* erase character */ 1962 n = ite_argnum(ip) - 1; 1963 n = min(n, ip->cols - 1 - ip->curx); 1964 for (; n >= 0; n--) { 1965 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1966 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1967 } 1968 ip->escape = 0; 1969 return; 1970 1971 1972 case '}': case '`': 1973 /* status line control */ 1974 ip->escape = 0; 1975 return; 1976 1977 case 'r': 1978 /* set scrolling region */ 1979 ip->escape = 0; 1980 *ip->ap = 0; 1981 x = atoi (ip->argbuf); 1982 x = x ? x : 1; 1983 y = ip->rows; 1984 cp = index (ip->argbuf, ';'); 1985 if (cp) { 1986 y = atoi (cp + 1); 1987 y = y ? y : ip->rows; 1988 } 1989 if (y <= x) 1990 return; 1991 x--; 1992 y--; 1993 ip->top_margin = min(x, ip->rows - 2); 1994 ip->bottom_margin = min(y, ip->rows - 1); 1995 if (ip->inside_margins) { 1996 ip->cury = ip->top_margin; 1997 } else 1998 ip->cury = 0; 1999 ip->curx = 0; 2000 return; 2001 2002 2003 case 'm': 2004 /* big attribute setter/resetter */ 2005 { 2006 char *cp; 2007 *ip->ap = 0; 2008 /* kludge to make CSIm work (== CSI0m) */ 2009 if (ip->ap == ip->argbuf) 2010 ip->ap++; 2011 for (cp = ip->argbuf; cp < ip->ap; ) { 2012 switch (*cp) { 2013 case 0: 2014 case '0': 2015 clr_attr (ip, ATTR_ALL); 2016 ip->fgcolor = 7; 2017 ip->bgcolor = 0; 2018 cp++; 2019 break; 2020 2021 case '1': 2022 set_attr (ip, ATTR_BOLD); 2023 cp++; 2024 break; 2025 2026 case '2': 2027 switch (cp[1]) { 2028 case '2': 2029 clr_attr (ip, ATTR_BOLD); 2030 cp += 2; 2031 break; 2032 2033 case '4': 2034 clr_attr (ip, ATTR_UL); 2035 cp += 2; 2036 break; 2037 2038 case '5': 2039 clr_attr (ip, ATTR_BLINK); 2040 cp += 2; 2041 break; 2042 2043 case '7': 2044 clr_attr (ip, ATTR_INV); 2045 cp += 2; 2046 break; 2047 2048 default: 2049 cp++; 2050 break; 2051 } 2052 break; 2053 2054 case '3': 2055 switch (cp[1]) { 2056 case '0': case '1': case '2': case '3': 2057 case '4': case '5': case '6': case '7': 2058 /* foreground colors */ 2059 ip->fgcolor = cp[1] - '0'; 2060 cp += 2; 2061 break; 2062 default: 2063 cp++; 2064 break; 2065 } 2066 break; 2067 2068 case '4': 2069 switch (cp[1]) { 2070 case '0': case '1': case '2': case '3': 2071 case '4': case '5': case '6': case '7': 2072 /* background colors */ 2073 ip->bgcolor = cp[1] - '0'; 2074 cp += 2; 2075 break; 2076 default: 2077 set_attr (ip, ATTR_UL); 2078 cp++; 2079 break; 2080 } 2081 break; 2082 2083 case '5': 2084 set_attr (ip, ATTR_BLINK); 2085 cp++; 2086 break; 2087 2088 case '7': 2089 set_attr (ip, ATTR_INV); 2090 cp++; 2091 break; 2092 2093 default: 2094 cp++; 2095 break; 2096 } 2097 } 2098 2099 } 2100 ip->escape = 0; 2101 return; 2102 2103 2104 case 'u': 2105 /* DECRQTSR */ 2106 ite_sendstr (ip, "\033P\033\\"); 2107 ip->escape = 0; 2108 return; 2109 2110 default: 2111 ip->escape = 0; 2112 return; 2113 } 2114 break; 2115 2116 2117 2118 case '?': /* CSI ? */ 2119 switch (c) { 2120 case '0': case '1': case '2': case '3': case '4': 2121 case '5': case '6': case '7': case '8': case '9': 2122 case ';': case '\"': case '$': 2123 /* Don't fill the last character; it's needed. */ 2124 /* XXX yeah, where ?? */ 2125 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2126 *ip->ap++ = c; 2127 return; 2128 2129 2130 case 'n': 2131 /* Terminal Reports */ 2132 *ip->ap = 0; 2133 if (ip->ap == &ip->argbuf[2]) { 2134 if (!strncmp(ip->argbuf, "15", 2)) 2135 /* printer status: no printer */ 2136 ite_sendstr (ip, "\033[13n"); 2137 2138 else if (!strncmp(ip->argbuf, "25", 2)) 2139 /* udk status */ 2140 ite_sendstr (ip, "\033[20n"); 2141 2142 else if (!strncmp(ip->argbuf, "26", 2)) 2143 /* keyboard dialect: US */ 2144 ite_sendstr (ip, "\033[27;1n"); 2145 } 2146 ip->escape = 0; 2147 return; 2148 2149 2150 case 'h': /* set dec private modes */ 2151 case 'l': /* reset dec private modes */ 2152 n = ite_zargnum (ip); 2153 switch (n) { 2154 case 1: 2155 /* CKM - cursor key mode */ 2156 ip->cursor_appmode = (c == 'h'); 2157 break; 2158 2159 case 3: 2160 /* 132/80 columns (132 == 'h') */ 2161 break; 2162 2163 case 4: /* smooth scroll */ 2164 break; 2165 2166 case 5: 2167 /* light background (=='h') /dark background(=='l') */ 2168 break; 2169 2170 case 6: /* origin mode */ 2171 ip->inside_margins = (c == 'h'); 2172 #if 0 2173 ip->curx = 0; 2174 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2175 SUBR_CURSOR(ip, MOVE_CURSOR); 2176 #endif 2177 break; 2178 2179 case 7: /* auto wraparound */ 2180 ip->auto_wrap = (c == 'h'); 2181 break; 2182 2183 case 8: /* keyboard repeat */ 2184 ip->key_repeat = (c == 'h'); 2185 break; 2186 2187 case 20: /* newline mode */ 2188 ip->linefeed_newline = (c == 'h'); 2189 break; 2190 2191 case 25: /* cursor on/off */ 2192 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2193 break; 2194 } 2195 ip->escape = 0; 2196 return; 2197 2198 case 'K': 2199 /* selective erase in line */ 2200 case 'J': 2201 /* selective erase in display */ 2202 2203 default: 2204 ip->escape = 0; 2205 return; 2206 } 2207 break; 2208 2209 2210 default: 2211 ip->escape = 0; 2212 return; 2213 } 2214 } 2215 2216 switch (c) { 2217 case 0x00: /* NUL */ 2218 case 0x01: /* SOH */ 2219 case 0x02: /* STX */ 2220 case 0x03: /* ETX */ 2221 case 0x04: /* EOT */ 2222 case 0x05: /* ENQ */ 2223 case 0x06: /* ACK */ 2224 break; 2225 2226 case BEL: 2227 #if NBELL > 0 2228 if (kbd_tty && ite_tty[kbd_ite->device.dv_unit] == kbd_tty) 2229 opm_bell(); 2230 #endif 2231 break; 2232 2233 case BS: 2234 if (--ip->curx < 0) 2235 ip->curx = 0; 2236 else 2237 SUBR_CURSOR(ip, MOVE_CURSOR); 2238 break; 2239 2240 case HT: 2241 for (n = ip->curx + 1; n < ip->cols; n++) { 2242 if (ip->tabs[n]) { 2243 ip->curx = n; 2244 SUBR_CURSOR(ip, MOVE_CURSOR); 2245 break; 2246 } 2247 } 2248 break; 2249 2250 case VT: /* VT is treated like LF */ 2251 case FF: /* so is FF */ 2252 case LF: 2253 /* cr->crlf distinction is done here, on output, 2254 not on input! */ 2255 if (ip->linefeed_newline) 2256 ite_crlf (ip); 2257 else 2258 ite_lf (ip); 2259 break; 2260 2261 case CR: 2262 ite_cr (ip); 2263 break; 2264 2265 2266 case SO: 2267 ip->GL = &ip->G1; 2268 break; 2269 2270 case SI: 2271 ip->GL = &ip->G0; 2272 break; 2273 2274 case 0x10: /* DLE */ 2275 case 0x11: /* DC1/XON */ 2276 case 0x12: /* DC2 */ 2277 case 0x13: /* DC3/XOFF */ 2278 case 0x14: /* DC4 */ 2279 case 0x15: /* NAK */ 2280 case 0x16: /* SYN */ 2281 case 0x17: /* ETB */ 2282 break; 2283 2284 case CAN: 2285 ip->escape = 0; /* cancel any escape sequence in progress */ 2286 break; 2287 2288 case 0x19: /* EM */ 2289 break; 2290 2291 case SUB: 2292 ip->escape = 0; /* dito, but see below */ 2293 /* should also display a reverse question mark!! */ 2294 break; 2295 2296 case ESC: 2297 ip->escape = ESC; 2298 break; 2299 2300 case 0x1c: /* FS */ 2301 case 0x1d: /* GS */ 2302 case 0x1e: /* RS */ 2303 case 0x1f: /* US */ 2304 break; 2305 2306 /* now it gets weird.. 8bit control sequences.. */ 2307 case IND: /* index: move cursor down, scroll */ 2308 ite_index (ip); 2309 break; 2310 2311 case NEL: /* next line. next line, first pos. */ 2312 ite_crlf (ip); 2313 break; 2314 2315 case HTS: /* set horizontal tab */ 2316 if (ip->curx < ip->cols) 2317 ip->tabs[ip->curx] = 1; 2318 break; 2319 2320 case RI: /* reverse index */ 2321 ite_rlf (ip); 2322 break; 2323 2324 case SS2: /* go into G2 for one character */ 2325 ip->save_GL = ip->GR; /* GL XXX EUC */ 2326 ip->GR = &ip->G2; /* GL XXX */ 2327 break; 2328 2329 case SS3: /* go into G3 for one character */ 2330 ip->save_GL = ip->GR; /* GL XXX EUC */ 2331 ip->GR = &ip->G3; /* GL XXX */ 2332 break; 2333 2334 case DCS: /* device control string introducer */ 2335 ip->escape = DCS; 2336 ip->ap = ip->argbuf; 2337 break; 2338 2339 case CSI: /* control sequence introducer */ 2340 ip->escape = CSI; 2341 ip->ap = ip->argbuf; 2342 break; 2343 2344 case ST: /* string terminator */ 2345 /* ignore, if not used as terminator */ 2346 break; 2347 2348 case OSC: /* introduces OS command. Ignore everything upto ST */ 2349 ip->escape = OSC; 2350 break; 2351 2352 case PM: /* privacy message, ignore everything upto ST */ 2353 ip->escape = PM; 2354 break; 2355 2356 case APC: /* application program command, ignore everything upto ST */ 2357 ip->escape = APC; 2358 break; 2359 2360 case DEL: 2361 break; 2362 2363 default: 2364 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2365 ip->save_char = c; 2366 break; 2367 } 2368 if (ip->imode) 2369 ite_inchar(ip, ip->save_char ? 2 : 1); 2370 iteprecheckwrap(ip); 2371 #ifdef DO_WEIRD_ATTRIBUTES 2372 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2373 attrset(ip, ATTR_INV); 2374 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2375 } 2376 else 2377 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2378 #else 2379 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2380 #endif 2381 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2382 itecheckwrap(ip); 2383 if (ip->save_char) { 2384 itecheckwrap(ip); 2385 ip->save_char = 0; 2386 } 2387 if (ip->save_GL) { 2388 /* 2389 * reset single shift 2390 */ 2391 ip->GR = ip->save_GL; 2392 ip->save_GL = 0; 2393 } 2394 break; 2395 } 2396 } 2397 2398 static void 2399 iteprecheckwrap(ip) 2400 struct ite_softc *ip; 2401 { 2402 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2403 ip->curx = 0; 2404 clr_attr(ip, ATTR_INV); 2405 if (++ip->cury >= ip->bottom_margin + 1) { 2406 ip->cury = ip->bottom_margin; 2407 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2408 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2409 ite_clrtoeol(ip); 2410 } /*else 2411 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2412 } 2413 } 2414 2415 static void 2416 itecheckwrap(ip) 2417 struct ite_softc *ip; 2418 { 2419 #if 0 2420 if (++ip->curx == ip->cols) { 2421 if (ip->auto_wrap) { 2422 ip->curx = 0; 2423 clr_attr(ip, ATTR_INV); 2424 if (++ip->cury >= ip->bottom_margin + 1) { 2425 ip->cury = ip->bottom_margin; 2426 SUBR_CURSOR(ip, MOVE_CURSOR); 2427 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2428 ite_clrtoeol(ip); 2429 return; 2430 } 2431 } else 2432 /* stay there if no autowrap.. */ 2433 ip->curx--; 2434 } 2435 #else 2436 if (ip->curx < ip->cols) { 2437 ip->curx++; 2438 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2439 } 2440 #endif 2441 } 2442 2443 #endif 2444 2445 /* 2446 * Console functions 2447 */ 2448 #include <dev/cons.h> 2449 2450 /* 2451 * Return a priority in consdev->cn_pri field highest wins. This function 2452 * is called before any devices have been probed. 2453 */ 2454 void 2455 itecnprobe(cd) 2456 struct consdev *cd; 2457 { 2458 int maj; 2459 2460 /* 2461 * bring graphics layer up. 2462 */ 2463 config_console(); 2464 2465 /* locate the major number */ 2466 for (maj = 0; maj < nchrdev; maj++) 2467 if (cdevsw[maj].d_open == iteopen) 2468 break; 2469 2470 /* 2471 * return priority of the best ite (already picked from attach) 2472 * or CN_DEAD. 2473 */ 2474 if (con_itesoftc.grf == NULL) 2475 cd->cn_pri = CN_DEAD; 2476 else { 2477 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2478 con_itesoftc.isw = &itesw[0]; /* XXX */ 2479 cd->cn_pri = CN_INTERNAL; 2480 cd->cn_dev = makedev(maj, 0); /* XXX */ 2481 } 2482 2483 } 2484 2485 void 2486 itecninit(cd) 2487 struct consdev *cd; 2488 { 2489 struct ite_softc *ip; 2490 2491 ip = getitesp(cd->cn_dev); 2492 iteinit(cd->cn_dev); /* init console unit */ 2493 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2494 } 2495 2496 /* 2497 * itecnfinish() is called in ite_init() when the device is 2498 * being probed in the normal fasion, thus we can finish setting 2499 * up this ite now that the system is more functional. 2500 */ 2501 void 2502 itecnfinish(ip) 2503 struct ite_softc *ip; 2504 { 2505 static int done; 2506 2507 if (done) 2508 return; 2509 done = 1; 2510 } 2511 2512 /*ARGSUSED*/ 2513 int 2514 itecngetc(dev) 2515 dev_t dev; 2516 { 2517 register int c; 2518 2519 /* XXX this should be moved */ 2520 if (!kbd_init) { 2521 kbd_init = 1; 2522 kbdenable(); 2523 } 2524 do { 2525 c = kbdgetcn(); 2526 c = ite_cnfilter(c, ITEFILT_CONSOLE); 2527 } while (c == -1); 2528 return (c); 2529 } 2530 2531 void 2532 itecnputc(dev, c) 2533 dev_t dev; 2534 int c; 2535 { 2536 static int paniced = 0; 2537 struct ite_softc *ip = getitesp(dev); 2538 char ch = c; 2539 2540 if (panicstr && !paniced && 2541 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2542 (void) iteon(dev, 3); 2543 paniced = 1; 2544 } 2545 ite_putstr(&ch, 1, dev); 2546 } 2547
Indexes created Wed Sep 24 05:09:52 GMT 2025