ite.c revision 1.13.6.2
1 /* $NetBSD: ite.c,v 1.13.6.2 1999/03/14 08:12:18 minoura 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 #include "kbd.h" 56 57 #include <sys/param.h> 58 #include <sys/conf.h> 59 #include <sys/proc.h> 60 #include <sys/ioctl.h> 61 #include <sys/tty.h> 62 #include <sys/systm.h> 63 #include <sys/device.h> 64 #include <sys/malloc.h> 65 66 #include <machine/kbio.h> 67 #include <machine/bus.h> 68 #include <machine/grfioctl.h> 69 #include <machine/iteioctl.h> 70 71 #include <arch/x68k/dev/grfvar.h> 72 #include <arch/x68k/dev/itevar.h> 73 #include <arch/x68k/dev/kbdmap.h> 74 #include <arch/x68k/dev/mfp.h> 75 76 #define SUBR_CNPROBE(min) itesw[min].ite_cnprobe(min) 77 #define SUBR_INIT(ip) ip->isw->ite_init(ip) 78 #define SUBR_DEINIT(ip) ip->isw->ite_deinit(ip) 79 #define SUBR_PUTC(ip,c,dy,dx,m) ip->isw->ite_putc(ip,c,dy,dx,m) 80 #define SUBR_CURSOR(ip,flg) ip->isw->ite_cursor(ip,flg) 81 #define SUBR_CLEAR(ip,sy,sx,h,w) ip->isw->ite_clear(ip,sy,sx,h,w) 82 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 83 ip->isw->ite_scroll(ip,sy,sx,count,dir) 84 85 struct consdev; 86 87 __inline static void itesendch __P((int)); 88 __inline static void alignment_display __P((struct ite_softc *)); 89 __inline static void snap_cury __P((struct ite_softc *)); 90 __inline static void ite_dnchar __P((struct ite_softc *, int)); 91 static void ite_inchar __P((struct ite_softc *, int)); 92 __inline static void ite_clrtoeol __P((struct ite_softc *)); 93 __inline static void ite_clrtobol __P((struct ite_softc *)); 94 __inline static void ite_clrline __P((struct ite_softc *)); 95 __inline static void ite_clrtoeos __P((struct ite_softc *)); 96 __inline static void ite_clrtobos __P((struct ite_softc *)); 97 __inline static void ite_clrscreen __P((struct ite_softc *)); 98 __inline static void ite_dnline __P((struct ite_softc *, int)); 99 __inline static void ite_inline __P((struct ite_softc *, int)); 100 __inline static void ite_index __P((struct ite_softc *)); 101 __inline static void ite_lf __P((struct ite_softc *)); 102 __inline static void ite_crlf __P((struct ite_softc *)); 103 __inline static void ite_cr __P((struct ite_softc *)); 104 __inline static void ite_rlf __P((struct ite_softc *)); 105 static void iteprecheckwrap __P((struct ite_softc *ip)); 106 static void itecheckwrap __P((struct ite_softc *ip)); 107 static void repeat_handler __P((void *arg)); 108 static int ite_argnum __P((struct ite_softc *ip)); 109 static int ite_zargnum __P((struct ite_softc *ip)); 110 static void ite_sendstr __P((struct ite_softc *ip, char *str)); 111 __inline static int atoi __P((const char *cp)); 112 __inline static char *index __P((const char *cp, char ch)); 113 void ite_reset __P((struct ite_softc *ip)); 114 struct ite_softc *getitesp __P((dev_t)); 115 int iteon __P((dev_t, int)); 116 void iteoff __P((dev_t, int)); 117 118 struct itesw itesw[] = { 119 0, tv_init, tv_deinit, 0, 120 0, 0, 0, 121 }; 122 int nitesw = sizeof(itesw) / sizeof(itesw[0]); 123 124 /* 125 * # of chars are output in a single itestart() call. 126 * If this is too big, user processes will be blocked out for 127 * long periods of time while we are emptying the queue in itestart(). 128 * If it is too small, console output will be very ragged. 129 */ 130 #define ITEBURST 64 131 132 int nite = NITE; 133 struct tty *ite_tty[NITE]; 134 struct ite_softc *kbd_ite = NULL; 135 struct ite_softc con_itesoftc; 136 137 struct tty *kbd_tty = NULL; 138 139 int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ 140 int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ 141 142 u_char cons_tabs[MAX_TABS]; 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 *, struct cfdata *, 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, cdp, auxp) 162 struct device *pdp; 163 struct cfdata *cdp; 164 void *auxp; 165 { 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; 286 287 if (unit < 0 || unit >= ite_cd.cd_ndevs || 288 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 289 return(ENXIO); 290 /* force ite active, overriding graphics mode */ 291 if (flag & 1) { 292 ip->flags |= ITE_ACTIVE; 293 ip->flags &= ~(ITE_INGRF|ITE_INITED); 294 } 295 /* leave graphics mode */ 296 if (flag & 2) { 297 ip->flags &= ~ITE_INGRF; 298 if ((ip->flags & ITE_ACTIVE) == 0) 299 return(0); 300 } 301 ip->flags |= ITE_ACTIVE; 302 if (ip->flags & ITE_INGRF) 303 return(0); 304 iteinit(dev); 305 #if NKBD > 0 306 mfp_send_usart (0x49); /* XXX */ 307 #endif 308 return(0); 309 } 310 311 /* 312 * "Shut down" device as terminal emulator. 313 * Note that we do not deinit the console device unless forced. 314 * Deinit'ing the console every time leads to a very active 315 * screen when processing /etc/rc. 316 */ 317 void 318 iteoff(dev, flag) 319 dev_t dev; 320 int flag; 321 { 322 int unit = UNIT(dev); 323 register struct ite_softc *ip; 324 325 /* XXX check whether when call from grf.c */ 326 if (unit < 0 || unit >= ite_cd.cd_ndevs || 327 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 328 return; 329 if (flag & 2) 330 ip->flags |= ITE_INGRF; 331 332 if ((ip->flags & ITE_ACTIVE) == 0) 333 return; 334 if ((flag & 1) || 335 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 336 SUBR_DEINIT(ip); 337 338 /* 339 * XXX When the system is rebooted with "reboot", init(8) 340 * kills the last process to have the console open. 341 * If we don't revent the the ITE_ACTIVE bit from being 342 * cleared, we will never see messages printed during 343 * the process of rebooting. 344 */ 345 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { 346 ip->flags &= ~ITE_ACTIVE; 347 #if NKBD > 0 348 mfp_send_usart (0x48); /* XXX */ 349 #endif 350 } 351 } 352 353 /* 354 * standard entry points to the device. 355 */ 356 357 /* ARGSUSED */ 358 int 359 iteopen(dev, mode, devtype, p) 360 dev_t dev; 361 int mode, devtype; 362 struct proc *p; 363 { 364 int unit = UNIT(dev); 365 register struct tty *tp; 366 register struct ite_softc *ip; 367 register int error; 368 int first = 0; 369 370 ip = getitesp(dev); 371 if (!ite_tty[unit]) { 372 tp = ite_tty[unit] = ttymalloc(); 373 tty_attach(tp); 374 } else 375 tp = ite_tty[unit]; 376 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 377 && p->p_ucred->cr_uid != 0) 378 return (EBUSY); 379 if ((ip->flags & ITE_ACTIVE) == 0) { 380 error = iteon(dev, 0); 381 if (error) 382 return (error); 383 first = 1; 384 } 385 tp->t_oproc = itestart; 386 tp->t_param = NULL; 387 tp->t_dev = dev; 388 if ((tp->t_state&TS_ISOPEN) == 0) { 389 ttychars(tp); 390 tp->t_iflag = TTYDEF_IFLAG; 391 tp->t_oflag = TTYDEF_OFLAG; 392 tp->t_cflag = TTYDEF_CFLAG; 393 tp->t_lflag = TTYDEF_LFLAG; 394 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 395 tp->t_state = TS_ISOPEN|TS_CARR_ON; 396 ttsetwater(tp); 397 } 398 error = (*linesw[tp->t_line].l_open)(dev, tp); 399 if (error == 0) { 400 tp->t_winsize.ws_row = ip->rows; 401 tp->t_winsize.ws_col = ip->cols; 402 } else if (first) 403 iteoff(dev, 0); 404 return (error); 405 } 406 407 /*ARGSUSED*/ 408 int 409 iteclose(dev, flag, mode, p) 410 dev_t dev; 411 int flag, mode; 412 struct proc *p; 413 { 414 register struct tty *tp = ite_tty[UNIT(dev)]; 415 416 (*linesw[tp->t_line].l_close)(tp, flag); 417 ttyclose(tp); 418 iteoff(dev, 0); 419 #if 0 420 ttyfree(tp); 421 ite_tty[UNIT(dev)] = (struct tty *)0; 422 #endif 423 return(0); 424 } 425 426 int 427 iteread(dev, uio, flag) 428 dev_t dev; 429 struct uio *uio; 430 int flag; 431 { 432 register struct tty *tp = ite_tty[UNIT(dev)]; 433 434 return ((*linesw[tp->t_line].l_read)(tp, uio, flag)); 435 } 436 437 int 438 itewrite(dev, uio, flag) 439 dev_t dev; 440 struct uio *uio; 441 int flag; 442 { 443 register struct tty *tp = ite_tty[UNIT(dev)]; 444 445 return ((*linesw[tp->t_line].l_write)(tp, uio, flag)); 446 } 447 448 struct tty * 449 itetty(dev) 450 dev_t dev; 451 { 452 453 return (ite_tty[UNIT(dev)]); 454 } 455 456 int 457 iteioctl(dev, cmd, addr, flag, p) 458 dev_t dev; 459 u_long cmd; 460 caddr_t addr; 461 int flag; 462 struct proc *p; 463 { 464 struct iterepeat *irp; 465 register struct tty *tp = ite_tty[UNIT(dev)]; 466 int error; 467 468 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); 469 if (error >= 0) 470 return (error); 471 error = ttioctl(tp, cmd, addr, flag, p); 472 if (error >= 0) 473 return (error); 474 475 switch (cmd) { 476 case ITEIOCSKMAP: 477 if (addr == 0) 478 return(EFAULT); 479 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 480 return(0); 481 482 case ITEIOCGKMAP: 483 if (addr == NULL) 484 return(EFAULT); 485 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 486 return(0); 487 488 case ITEIOCGREPT: 489 irp = (struct iterepeat *)addr; 490 irp->start = start_repeat_timeo; 491 irp->next = next_repeat_timeo; 492 493 case ITEIOCSREPT: 494 irp = (struct iterepeat *)addr; 495 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 496 return(EINVAL); 497 start_repeat_timeo = irp->start; 498 next_repeat_timeo = irp->next; 499 #if x68k 500 case ITELOADFONT: 501 if (addr) { 502 bcopy(addr, kern_font, 4096 /*sizeof (kernel_font)*/); 503 return 0; 504 } else 505 return EFAULT; 506 507 case ITETVCTRL: 508 if (addr && *(u_int8_t *)addr < 0x40) { 509 return mfp_send_usart (* (u_int8_t *)addr); 510 } else { 511 return EFAULT; 512 } 513 #endif 514 } 515 return (ENOTTY); 516 } 517 518 void 519 itestart(tp) 520 register struct tty *tp; 521 { 522 struct clist *rbp; 523 struct ite_softc *ip; 524 u_char buf[ITEBURST]; 525 int s, len, n; 526 527 ip = getitesp(tp->t_dev); 528 /* 529 * (Potentially) lower priority. We only need to protect ourselves 530 * from keyboard interrupts since that is all that can affect the 531 * state of our tty (kernel printf doesn't go through this routine). 532 */ 533 s = spltty(); 534 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 535 goto out; 536 tp->t_state |= TS_BUSY; 537 rbp = &tp->t_outq; 538 len = q_to_b(rbp, buf, ITEBURST); 539 /*splx(s);*/ 540 541 /* Here is a really good place to implement pre/jumpscroll() */ 542 ite_putstr(buf, len, tp->t_dev); 543 544 /*s = spltty();*/ 545 tp->t_state &= ~TS_BUSY; 546 /* we have characters remaining. */ 547 if (rbp->c_cc) { 548 tp->t_state |= TS_TIMEOUT; 549 timeout(ttrstrt, (caddr_t)tp, 1); 550 } 551 /* wakeup we are below */ 552 if (rbp->c_cc <= tp->t_lowat) { 553 if (tp->t_state & TS_ASLEEP) { 554 tp->t_state &= ~TS_ASLEEP; 555 wakeup((caddr_t)rbp); 556 } 557 selwakeup(&tp->t_wsel); 558 } 559 out: 560 splx(s); 561 } 562 563 /* XXX called after changes made in underlying grf layer. */ 564 /* I want to nuke this */ 565 void 566 ite_reinit(dev) 567 dev_t dev; 568 { 569 struct ite_softc *ip; 570 int unit = UNIT(dev); 571 572 /* XXX check whether when call from grf.c */ 573 if (unit < 0 || unit >= ite_cd.cd_ndevs || 574 (ip = getitesp(unit)) == NULL) 575 return; 576 577 ip->flags &= ~ITE_INITED; 578 iteinit(dev); 579 } 580 581 void 582 ite_reset(ip) 583 struct ite_softc *ip; 584 { 585 int i; 586 587 ip->curx = 0; 588 ip->cury = 0; 589 ip->attribute = 0; 590 ip->save_curx = 0; 591 ip->save_cury = 0; 592 ip->save_attribute = 0; 593 ip->ap = ip->argbuf; 594 ip->emul_level = EMUL_VT300_8; 595 ip->eightbit_C1 = 0; 596 ip->top_margin = 0; 597 ip->bottom_margin = ip->rows - 1; 598 ip->inside_margins = 0; /* origin mode == absolute */ 599 ip->linefeed_newline = 0; 600 ip->auto_wrap = 1; 601 ip->cursor_appmode = 0; 602 ip->keypad_appmode = 0; 603 ip->imode = 0; 604 ip->key_repeat = 1; 605 ip->G0 = CSET_ASCII; 606 ip->G1 = CSET_JIS1983; 607 ip->G2 = CSET_JISKANA; 608 ip->G3 = CSET_JIS1990; 609 ip->GL = &ip->G0; 610 ip->GR = &ip->G1; 611 ip->save_GL = 0; 612 ip->save_char = 0; 613 ip->fgcolor = 7; 614 ip->bgcolor = 0; 615 for (i = 0; i < ip->cols; i++) 616 ip->tabs[i] = ((i & 7) == 0); 617 /* XXX clear screen */ 618 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 619 attrclr(ip, 0, 0, ip->rows, ip->cols); 620 } 621 622 /* Used in console at startup only */ 623 int 624 ite_cnfilter(c, caller) 625 u_char c; 626 enum caller caller; 627 { 628 struct tty *kbd_tty; 629 static u_char mod = 0; 630 struct key key; 631 u_char code, up, mask; 632 int s, i; 633 634 up = c & 0x80 ? 1 : 0; 635 c &= 0x7f; 636 code = 0; 637 638 s = spltty(); 639 640 mask = 0; 641 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 642 switch (c) { 643 case KBD_LEFT_SHIFT: 644 mask = KBD_MOD_SHIFT; 645 break; 646 647 case KBD_LEFT_ALT: 648 mask = KBD_MOD_LALT; 649 break; 650 651 case KBD_RIGHT_ALT: 652 mask = KBD_MOD_RALT; 653 break; 654 655 case KBD_LEFT_META: 656 mask = KBD_MOD_LMETA; 657 break; 658 659 case KBD_RIGHT_META: 660 mask = KBD_MOD_RMETA; 661 break; 662 663 case KBD_CAPS_LOCK: 664 /* 665 * capslock already behaves `right', don't need to 666 * keep track of the state in here. 667 */ 668 mask = KBD_MOD_CAPS; 669 break; 670 671 case KBD_CTRL: 672 mask = KBD_MOD_CTRL; 673 break; 674 675 case KBD_RECONNECT: 676 /* ite got 0xff */ 677 if (up) 678 kbd_setLED(); 679 break; 680 } 681 if (mask & KBD_MOD_CAPS) { 682 if (!up) { 683 mod ^= KBD_MOD_CAPS; 684 kbdled ^= LED_CAPS_LOCK; 685 kbd_setLED(); 686 } 687 } else if (up) 688 mod &= ~mask; 689 else mod |= mask; 690 splx (s); 691 return -1; 692 } 693 694 if (up) { 695 splx(s); 696 return -1; 697 } 698 699 /* translate modifiers */ 700 if (mod & KBD_MOD_SHIFT) { 701 if (mod & KBD_MOD_ALT) 702 key = kbdmap.alt_shift_keys[c]; 703 else 704 key = kbdmap.shift_keys[c]; 705 } else if (mod & KBD_MOD_ALT) 706 key = kbdmap.alt_keys[c]; 707 else { 708 key = kbdmap.keys[c]; 709 /* if CAPS and key is CAPable (no pun intended) */ 710 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 711 key = kbdmap.shift_keys[c]; 712 } 713 code = key.code; 714 715 /* if string return */ 716 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 717 splx(s); 718 return -1; 719 } 720 /* handle dead keys */ 721 if (key.mode & KBD_MODE_DEAD) { 722 splx(s); 723 return -1; 724 } 725 if (mod & KBD_MOD_CTRL) 726 code &= 0x1f; 727 if (mod & KBD_MOD_META) 728 code |= 0x80; 729 730 /* do console mapping. */ 731 code = code == '\r' ? '\n' : code; 732 733 splx(s); 734 return (code); 735 } 736 737 /* And now the old stuff. */ 738 739 /* these are used to implement repeating keys.. */ 740 static u_char last_char = 0; 741 static u_char tout_pending = 0; 742 743 /*ARGSUSED*/ 744 static void 745 repeat_handler (arg) 746 void *arg; 747 { 748 tout_pending = 0; 749 if (last_char) 750 add_sicallback(ite_filter, last_char, ITEFILT_REPEATER); 751 } 752 753 __inline static void 754 itesendch (ch) 755 int ch; 756 { 757 (*linesw[kbd_tty->t_line].l_rint)(ch, kbd_tty); 758 } 759 760 761 void 762 ite_filter(c, caller) 763 u_char c; 764 enum caller caller; 765 { 766 static u_short mod = 0; 767 register unsigned char code, *str; 768 u_short up, mask; 769 struct key key; 770 int s, i; 771 772 if (!kbd_ite) 773 return; 774 kbd_tty = ite_tty[kbd_ite->device.dv_unit]; 775 776 /* have to make sure we're at spltty in here */ 777 s = spltty (); 778 779 #if 0 /* XXX? x68k */ 780 /* keyboard interrupts come at priority 2, while softint- 781 generated keyboard-repeat interrupts come at level 1. 782 So, to not allow a key-up event to get thru before 783 a repeat for the key-down, we remove any outstanding 784 callout requests.. */ 785 rem_sicallback (ite_filter); 786 #endif 787 788 up = c & 0x80 ? 1 : 0; 789 c &= 0x7f; 790 code = 0; 791 792 mask = 0; 793 if (c >= KBD_LEFT_ALT && 794 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 795 switch (c) { 796 case KBD_LEFT_SHIFT: 797 mask = KBD_MOD_SHIFT; 798 break; 799 800 case KBD_LEFT_ALT: 801 mask = KBD_MOD_LALT; 802 break; 803 804 case KBD_RIGHT_ALT: 805 mask = KBD_MOD_RALT; 806 break; 807 808 case KBD_LEFT_META: 809 mask = KBD_MOD_LMETA; 810 break; 811 812 case KBD_RIGHT_META: 813 mask = KBD_MOD_RMETA; 814 break; 815 816 case KBD_CAPS_LOCK: 817 /* 818 * capslock already behaves `right', don't need to keep 819 * track of the state in here. 820 */ 821 mask = KBD_MOD_CAPS; 822 break; 823 824 case KBD_CTRL: 825 mask = KBD_MOD_CTRL; 826 break; 827 828 case KBD_OPT1: 829 mask = KBD_MOD_OPT1; 830 break; 831 832 case KBD_OPT2: 833 mask = KBD_MOD_OPT2; 834 break; 835 836 case KBD_RECONNECT: 837 if (up) { /* ite got 0xff */ 838 kbd_setLED(); 839 } 840 break; 841 } 842 843 if (mask & KBD_MOD_CAPS) { 844 if (!up) { 845 mod ^= KBD_MOD_CAPS; 846 kbdled ^= LED_CAPS_LOCK; 847 kbd_setLED(); 848 } 849 } else if (up) { 850 mod &= ~mask; 851 } else mod |= mask; 852 853 /* 854 * these keys should not repeat, so it's the Right Thing 855 * dealing with repeaters only after this block. 856 */ 857 858 /* 859 * return even if it wasn't a modifier key, the other 860 * codes up here are either special (like reset warning), 861 * or not yet defined 862 */ 863 splx (s); 864 return; 865 } 866 867 /* 868 * no matter which character we're repeating, stop it if we 869 * get a key-up event. I think this is the same thing amigados does. 870 */ 871 if (up) { 872 if (tout_pending) { 873 untimeout (repeat_handler, 0); 874 tout_pending = 0; 875 last_char = 0; 876 } 877 splx (s); 878 return; 879 } else if (tout_pending && last_char != c) { 880 /* 881 * not the same character remove the repeater and continue 882 * to process this key. -ch 883 */ 884 untimeout (repeat_handler, 0); 885 tout_pending = 0; 886 last_char = 0; 887 } 888 889 /* 890 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 891 * this should probably be configurable.. 892 */ 893 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x50) { 894 bcopy (&ascii_kbdmap, &kbdmap, sizeof (struct kbdmap)); 895 splx (s); 896 return; 897 } 898 899 /* translate modifiers */ 900 if (mod & KBD_MOD_SHIFT) { 901 if (mod & KBD_MOD_ALT) 902 key = kbdmap.alt_shift_keys[c]; 903 else 904 key = kbdmap.shift_keys[c]; 905 } else if (mod & KBD_MOD_ALT) 906 key = kbdmap.alt_keys[c]; 907 else { 908 key = kbdmap.keys[c]; 909 /* if CAPS and key is CAPable (no pun intended) */ 910 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 911 key = kbdmap.shift_keys[c]; 912 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 913 key = kbdmap.shift_keys[c]; 914 } 915 code = key.code; 916 917 /* 918 * arrange to repeat the keystroke. By doing this at the level of scan-codes, 919 * we can have function keys, and keys that send strings, repeat too. This 920 * also entitles an additional overhead, since we have to do the conversion 921 * each time, but I guess that's ok. 922 */ 923 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 924 tout_pending = 1; 925 last_char = c; 926 timeout (repeat_handler, 0, start_repeat_timeo); 927 } else if (!tout_pending && caller == ITEFILT_REPEATER && 928 kbd_ite->key_repeat) { 929 tout_pending = 1; 930 last_char = c; 931 timeout (repeat_handler, 0, next_repeat_timeo); 932 } 933 934 /* handle dead keys */ 935 if (key.mode & KBD_MODE_DEAD) { 936 splx (s); 937 return; 938 } 939 /* if not string, apply META and CTRL modifiers */ 940 if (! (key.mode & KBD_MODE_STRING) 941 && (!(key.mode & KBD_MODE_KPAD) || 942 (kbd_ite && !kbd_ite->keypad_appmode))) { 943 if ((mod & KBD_MOD_CTRL) && 944 (code == ' ' || (code >= '@' && code <= 'z'))) 945 code &= 0x1f; 946 if (mod & KBD_MOD_META) 947 code |= 0x80; 948 } else if ((key.mode & KBD_MODE_KPAD) && 949 (kbd_ite && kbd_ite->keypad_appmode)) { 950 static char *in = "0123456789-+.\r()/*"; 951 static char *out = "pqrstuvwxymlnMPQRS"; 952 char *cp = index (in, code); 953 954 /* 955 * keypad-appmode sends SS3 followed by the above 956 * translated character 957 */ 958 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 959 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 960 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 961 splx(s); 962 return; 963 } else { 964 /* *NO* I don't like this.... */ 965 static u_char app_cursor[] = 966 { 967 3, 27, 'O', 'A', 968 3, 27, 'O', 'B', 969 3, 27, 'O', 'C', 970 3, 27, 'O', 'D'}; 971 972 str = kbdmap.strings + code; 973 /* 974 * if this is a cursor key, AND it has the default 975 * keymap setting, AND we're in app-cursor mode, switch 976 * to the above table. This is *nasty* ! 977 */ 978 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 979 && !bcmp(str, "\x03\x1b[", 3) && 980 index("ABCD", str[3])) 981 str = app_cursor + 4 * (str[3] - 'A'); 982 983 /* 984 * using a length-byte instead of 0-termination allows 985 * to embed \0 into strings, although this is not used 986 * in the default keymap 987 */ 988 for (i = *str++; i; i--) 989 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 990 splx(s); 991 return; 992 } 993 (*linesw[kbd_tty->t_line].l_rint)(code, kbd_tty); 994 995 splx(s); 996 return; 997 } 998 999 /* helper functions, makes the code below more readable */ 1000 __inline static void 1001 ite_sendstr (ip, str) 1002 struct ite_softc *ip; 1003 char *str; 1004 { 1005 while (*str) 1006 itesendch (*str++); 1007 } 1008 1009 __inline static void 1010 alignment_display(ip) 1011 struct ite_softc *ip; 1012 { 1013 int i, j; 1014 1015 for (j = 0; j < ip->rows; j++) 1016 for (i = 0; i < ip->cols; i++) 1017 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1018 attrclr(ip, 0, 0, ip->rows, ip->cols); 1019 } 1020 1021 __inline static void 1022 snap_cury(ip) 1023 struct ite_softc *ip; 1024 { 1025 if (ip->inside_margins) { 1026 if (ip->cury < ip->top_margin) 1027 ip->cury = ip->top_margin; 1028 if (ip->cury > ip->bottom_margin) 1029 ip->cury = ip->bottom_margin; 1030 } 1031 } 1032 1033 __inline static void 1034 ite_dnchar(ip, n) 1035 struct ite_softc *ip; 1036 int n; 1037 { 1038 n = min(n, ip->cols - ip->curx); 1039 if (n < ip->cols - ip->curx) { 1040 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1041 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1042 1, ip->cols - ip->curx - n); 1043 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1044 } 1045 while (n-- > 0) 1046 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1047 } 1048 1049 static void 1050 ite_inchar(ip, n) 1051 struct ite_softc *ip; 1052 int n; 1053 { 1054 int c = ip->save_char; 1055 ip->save_char = 0; 1056 n = min(n, ip->cols - ip->curx); 1057 if (n < ip->cols - ip->curx) { 1058 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1059 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1060 1, ip->cols - ip->curx - n); 1061 attrclr(ip, ip->cury, ip->curx, 1, n); 1062 } 1063 while (n--) 1064 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1065 ip->save_char = c; 1066 } 1067 1068 __inline static void 1069 ite_clrtoeol(ip) 1070 struct ite_softc *ip; 1071 { 1072 int y = ip->cury, x = ip->curx; 1073 if (ip->cols - x > 0) { 1074 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1075 attrclr(ip, y, x, 1, ip->cols - x); 1076 } 1077 } 1078 1079 __inline static void 1080 ite_clrtobol(ip) 1081 struct ite_softc *ip; 1082 { 1083 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1084 SUBR_CLEAR(ip, y, 0, 1, x); 1085 attrclr(ip, y, 0, 1, x); 1086 } 1087 1088 __inline static void 1089 ite_clrline(ip) 1090 struct ite_softc *ip; 1091 { 1092 int y = ip->cury; 1093 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1094 attrclr(ip, y, 0, 1, ip->cols); 1095 } 1096 1097 __inline static void 1098 ite_clrtoeos(ip) 1099 struct ite_softc *ip; 1100 { 1101 ite_clrtoeol(ip); 1102 if (ip->cury < ip->rows - 1) { 1103 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1104 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1105 } 1106 } 1107 1108 __inline static void 1109 ite_clrtobos(ip) 1110 struct ite_softc *ip; 1111 { 1112 ite_clrtobol(ip); 1113 if (ip->cury > 0) { 1114 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1115 attrclr(ip, 0, 0, ip->cury, ip->cols); 1116 } 1117 } 1118 1119 __inline static void 1120 ite_clrscreen(ip) 1121 struct ite_softc *ip; 1122 { 1123 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1124 attrclr(ip, 0, 0, ip->rows, ip->cols); 1125 } 1126 1127 1128 1129 __inline static void 1130 ite_dnline(ip, n) 1131 struct ite_softc *ip; 1132 int n; 1133 { 1134 /* 1135 * interesting.. if the cursor is outside the scrolling 1136 * region, this command is simply ignored.. 1137 */ 1138 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1139 return; 1140 1141 n = min(n, ip->bottom_margin + 1 - ip->cury); 1142 if (n <= ip->bottom_margin - ip->cury) { 1143 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1144 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1145 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1146 } 1147 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1148 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1149 } 1150 1151 __inline static void 1152 ite_inline(ip, n) 1153 struct ite_softc *ip; 1154 int n; 1155 { 1156 /* 1157 * interesting.. if the cursor is outside the scrolling 1158 * region, this command is simply ignored.. 1159 */ 1160 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1161 return; 1162 1163 if (n <= 0) 1164 n = 1; 1165 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1166 if (n <= ip->bottom_margin - ip->cury) { 1167 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1168 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1169 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1170 } 1171 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1172 attrclr(ip, ip->cury, 0, n, ip->cols); 1173 ip->curx = 0; 1174 } 1175 1176 __inline static void 1177 ite_index (ip) 1178 struct ite_softc *ip; 1179 { 1180 ++ip->cury; 1181 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1182 ip->cury--; 1183 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1184 ite_clrline(ip); 1185 } 1186 /*clr_attr(ip, ATTR_INV);*/ 1187 } 1188 1189 __inline static void 1190 ite_lf (ip) 1191 struct ite_softc *ip; 1192 { 1193 ++ip->cury; 1194 if (ip->cury > ip->bottom_margin) { 1195 ip->cury--; 1196 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1197 ite_clrline(ip); 1198 } 1199 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1200 /*clr_attr(ip, ATTR_INV);*/ 1201 /* reset character set ... thanks for mohta. */ 1202 ip->G0 = CSET_ASCII; 1203 ip->G1 = CSET_JIS1983; 1204 ip->G2 = CSET_JISKANA; 1205 ip->G3 = CSET_JIS1990; 1206 ip->GL = &ip->G0; 1207 ip->GR = &ip->G1; 1208 ip->save_GL = 0; 1209 ip->save_char = 0; 1210 } 1211 1212 __inline static void 1213 ite_crlf (ip) 1214 struct ite_softc *ip; 1215 { 1216 ip->curx = 0; 1217 ite_lf (ip); 1218 } 1219 1220 __inline static void 1221 ite_cr (ip) 1222 struct ite_softc *ip; 1223 { 1224 if (ip->curx) { 1225 ip->curx = 0; 1226 } 1227 } 1228 1229 __inline static void 1230 ite_rlf (ip) 1231 struct ite_softc *ip; 1232 { 1233 ip->cury--; 1234 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1235 ip->cury++; 1236 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1237 ite_clrline(ip); 1238 } 1239 clr_attr(ip, ATTR_INV); 1240 } 1241 1242 __inline static int 1243 atoi (cp) 1244 const char *cp; 1245 { 1246 int n; 1247 1248 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1249 n = n * 10 + *cp - '0'; 1250 return n; 1251 } 1252 1253 __inline static char * 1254 index(cp, ch) 1255 const char *cp; 1256 char ch; 1257 { 1258 while (*cp && *cp != ch) 1259 cp++; 1260 return *cp ? (char *) cp : 0; 1261 } 1262 1263 __inline static int 1264 ite_argnum (ip) 1265 struct ite_softc *ip; 1266 { 1267 char ch; 1268 int n; 1269 1270 /* convert argument string into number */ 1271 if (ip->ap == ip->argbuf) 1272 return 1; 1273 ch = *ip->ap; 1274 *ip->ap = 0; 1275 n = atoi (ip->argbuf); 1276 *ip->ap = ch; 1277 1278 return n; 1279 } 1280 1281 __inline static int 1282 ite_zargnum (ip) 1283 struct ite_softc *ip; 1284 { 1285 char ch; 1286 int n; 1287 1288 /* convert argument string into number */ 1289 if (ip->ap == ip->argbuf) 1290 return 0; 1291 ch = *ip->ap; 1292 *ip->ap = 0; /* terminate string */ 1293 n = atoi (ip->argbuf); 1294 *ip->ap = ch; 1295 1296 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1297 } 1298 1299 void 1300 ite_putstr(s, len, dev) 1301 const u_char *s; 1302 int len; 1303 dev_t dev; 1304 { 1305 struct ite_softc *ip; 1306 int i; 1307 1308 ip = getitesp(dev); 1309 1310 /* XXX avoid problems */ 1311 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1312 return; 1313 1314 SUBR_CURSOR(ip, START_CURSOROPT); 1315 for (i = 0; i < len; i++) 1316 if (s[i]) 1317 iteputchar(s[i], ip); 1318 SUBR_CURSOR(ip, END_CURSOROPT); 1319 } 1320 1321 void 1322 iteputchar(c, ip) 1323 register int c; 1324 struct ite_softc *ip; 1325 { 1326 int n, x, y; 1327 char *cp; 1328 1329 if (c >= 0x20 && ip->escape) { 1330 switch (ip->escape) { 1331 1332 case ESC: 1333 switch (c) { 1334 /* first 7bit equivalents for the 8bit control characters */ 1335 1336 case 'D': 1337 c = IND; 1338 ip->escape = 0; 1339 break; /* and fall into the next switch below (same for all `break') */ 1340 1341 case 'E': 1342 /* next line */ 1343 c = NEL; 1344 ip->escape = 0; 1345 break; 1346 1347 case 'H': 1348 /* set TAB at current col */ 1349 c = HTS; 1350 ip->escape = 0; 1351 break; 1352 1353 case 'M': 1354 /* reverse index */ 1355 c = RI; 1356 ip->escape = 0; 1357 break; 1358 1359 case 'N': 1360 /* single shift G2 */ 1361 c = SS2; 1362 ip->escape = 0; 1363 break; 1364 1365 case 'O': 1366 /* single shift G3 */ 1367 c = SS3; 1368 ip->escape = 0; 1369 break; 1370 1371 case 'P': 1372 /* DCS detected */ 1373 c = DCS; 1374 ip->escape = 0; 1375 break; 1376 1377 case '[': 1378 c = CSI; 1379 ip->escape = 0; 1380 break; 1381 1382 case '\\': 1383 /* String Terminator */ 1384 c = ST; 1385 ip->escape = 0; 1386 break; 1387 1388 case ']': 1389 c = OSC; 1390 ip->escape = 0; 1391 break; 1392 1393 case '^': 1394 c = PM; 1395 ip->escape = 0; 1396 break; 1397 1398 case '_': 1399 c = APC; 1400 ip->escape = 0; 1401 break; 1402 1403 1404 /* introduces 7/8bit control */ 1405 case ' ': 1406 /* can be followed by either F or G */ 1407 ip->escape = ' '; 1408 break; 1409 1410 1411 /* a lot of character set selections, not yet used... 1412 94-character sets: */ 1413 case '(': /* G0 */ 1414 case ')': /* G1 */ 1415 ip->escape = c; 1416 return; 1417 1418 case '*': /* G2 */ 1419 case '+': /* G3 */ 1420 case 'B': /* ASCII */ 1421 case 'A': /* ISO latin 1 */ 1422 case '<': /* user preferred suplemental */ 1423 case '0': /* dec special graphics */ 1424 1425 /* 96-character sets: */ 1426 case '-': /* G1 */ 1427 case '.': /* G2 */ 1428 case '/': /* G3 */ 1429 1430 /* national character sets: */ 1431 case '4': /* dutch */ 1432 case '5': 1433 case 'C': /* finnish */ 1434 case 'R': /* french */ 1435 case 'Q': /* french canadian */ 1436 case 'K': /* german */ 1437 case 'Y': /* italian */ 1438 case '6': /* norwegian/danish */ 1439 /* note: %5 and %6 are not supported (two chars..) */ 1440 1441 ip->escape = 0; 1442 /* just ignore for now */ 1443 return; 1444 1445 /* 94-multibyte character sets designate */ 1446 case '$': 1447 ip->escape = '$'; 1448 return; 1449 1450 /* locking shift modes */ 1451 case '`': 1452 ip->GR = &ip->G1; 1453 ip->escape = 0; 1454 return; 1455 1456 case 'n': 1457 ip->GL = &ip->G2; 1458 ip->escape = 0; 1459 return; 1460 1461 case '}': 1462 ip->GR = &ip->G2; 1463 ip->escape = 0; 1464 return; 1465 1466 case 'o': 1467 ip->GL = &ip->G3; 1468 ip->escape = 0; 1469 return; 1470 1471 case '|': 1472 ip->GR = &ip->G3; 1473 ip->escape = 0; 1474 return; 1475 1476 case '~': 1477 ip->GR = &ip->G1; 1478 ip->escape = 0; 1479 return; 1480 1481 /* font width/height control */ 1482 case '#': 1483 ip->escape = '#'; 1484 return; 1485 1486 case 'c': 1487 /* hard terminal reset .. */ 1488 ite_reset (ip); 1489 SUBR_CURSOR(ip, MOVE_CURSOR); 1490 ip->escape = 0; 1491 return; 1492 1493 1494 case '7': 1495 /* save cursor */ 1496 ip->save_curx = ip->curx; 1497 ip->save_cury = ip->cury; 1498 ip->save_attribute = ip->attribute; 1499 ip->sc_om = ip->inside_margins; 1500 ip->sc_G0 = ip->G0; 1501 ip->sc_G1 = ip->G1; 1502 ip->sc_G2 = ip->G2; 1503 ip->sc_G3 = ip->G3; 1504 ip->sc_GL = ip->GL; 1505 ip->sc_GR = ip->GR; 1506 ip->escape = 0; 1507 return; 1508 1509 case '8': 1510 /* restore cursor */ 1511 ip->curx = ip->save_curx; 1512 ip->cury = ip->save_cury; 1513 ip->attribute = ip->save_attribute; 1514 ip->inside_margins = ip->sc_om; 1515 ip->G0 = ip->sc_G0; 1516 ip->G1 = ip->sc_G1; 1517 ip->G2 = ip->sc_G2; 1518 ip->G3 = ip->sc_G3; 1519 ip->GL = ip->sc_GL; 1520 ip->GR = ip->sc_GR; 1521 SUBR_CURSOR(ip, MOVE_CURSOR); 1522 ip->escape = 0; 1523 return; 1524 1525 case '=': 1526 /* keypad application mode */ 1527 ip->keypad_appmode = 1; 1528 ip->escape = 0; 1529 return; 1530 1531 case '>': 1532 /* keypad numeric mode */ 1533 ip->keypad_appmode = 0; 1534 ip->escape = 0; 1535 return; 1536 1537 case 'Z': /* request ID */ 1538 if (ip->emul_level == EMUL_VT100) 1539 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1540 else 1541 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1542 ip->escape = 0; 1543 return; 1544 1545 /* default catch all for not recognized ESC sequences */ 1546 default: 1547 ip->escape = 0; 1548 return; 1549 } 1550 break; 1551 1552 1553 case '(': /* designate G0 */ 1554 switch (c) { 1555 case 'B': /* USASCII */ 1556 ip->G0 = CSET_ASCII; 1557 ip->escape = 0; 1558 return; 1559 case 'I': 1560 ip->G0 = CSET_JISKANA; 1561 ip->escape = 0; 1562 return; 1563 case 'J': 1564 ip->G0 = CSET_JISROMA; 1565 ip->escape = 0; 1566 return; 1567 case 'A': /* British or ISO-Latin-1 */ 1568 case 'H': /* Swedish */ 1569 case 'K': /* German */ 1570 case 'R': /* French */ 1571 case 'Y': /* Italian */ 1572 case 'Z': /* Spanish */ 1573 default: 1574 /* not supported */ 1575 ip->escape = 0; 1576 return; 1577 } 1578 1579 case ')': /* designate G1 */ 1580 ip->escape = 0; 1581 return; 1582 1583 case '$': /* 94-multibyte character set */ 1584 switch (c) { 1585 case '@': 1586 ip->G0 = CSET_JIS1978; 1587 ip->escape = 0; 1588 return; 1589 case 'B': 1590 ip->G0 = CSET_JIS1983; 1591 ip->escape = 0; 1592 return; 1593 case 'D': 1594 ip->G0 = CSET_JIS1990; 1595 ip->escape = 0; 1596 return; 1597 default: 1598 /* not supported */ 1599 ip->escape = 0; 1600 return; 1601 } 1602 1603 case ' ': 1604 switch (c) { 1605 case 'F': 1606 ip->eightbit_C1 = 0; 1607 ip->escape = 0; 1608 return; 1609 1610 case 'G': 1611 ip->eightbit_C1 = 1; 1612 ip->escape = 0; 1613 return; 1614 1615 default: 1616 /* not supported */ 1617 ip->escape = 0; 1618 return; 1619 } 1620 break; 1621 1622 case '#': 1623 switch (c) { 1624 case '5': 1625 /* single height, single width */ 1626 ip->escape = 0; 1627 return; 1628 1629 case '6': 1630 /* double width, single height */ 1631 ip->escape = 0; 1632 return; 1633 1634 case '3': 1635 /* top half */ 1636 ip->escape = 0; 1637 return; 1638 1639 case '4': 1640 /* bottom half */ 1641 ip->escape = 0; 1642 return; 1643 1644 case '8': 1645 /* screen alignment pattern... */ 1646 alignment_display (ip); 1647 ip->escape = 0; 1648 return; 1649 1650 default: 1651 ip->escape = 0; 1652 return; 1653 } 1654 break; 1655 1656 1657 1658 case CSI: 1659 /* the biggie... */ 1660 switch (c) { 1661 case '0': case '1': case '2': case '3': case '4': 1662 case '5': case '6': case '7': case '8': case '9': 1663 case ';': case '\"': case '$': case '>': 1664 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1665 *ip->ap++ = c; 1666 return; 1667 1668 case 'p': 1669 *ip->ap = 0; 1670 if (!strncmp(ip->argbuf, "61\"", 3)) 1671 ip->emul_level = EMUL_VT100; 1672 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1673 || !strncmp(ip->argbuf, "62;1\"", 5)) 1674 ip->emul_level = EMUL_VT300_7; 1675 else 1676 ip->emul_level = EMUL_VT300_8; 1677 ip->escape = 0; 1678 return; 1679 1680 1681 case '?': 1682 *ip->ap = 0; 1683 ip->escape = '?'; 1684 ip->ap = ip->argbuf; 1685 return; 1686 1687 1688 case 'c': 1689 /* device attributes */ 1690 *ip->ap = 0; 1691 if (ip->argbuf[0] == '>') { 1692 ite_sendstr (ip, "\033[>24;0;0;0c"); 1693 } else 1694 switch (ite_zargnum(ip)) { 1695 case 0: 1696 /* primary DA request, send primary DA response */ 1697 if (ip->emul_level == EMUL_VT100) 1698 ite_sendstr (ip, "\033[?1;1c"); 1699 else 1700 ite_sendstr (ip, "\033[63;0c"); 1701 break; 1702 } 1703 ip->escape = 0; 1704 return; 1705 1706 case 'n': 1707 switch (ite_zargnum(ip)) { 1708 case 5: 1709 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1710 break; 1711 case 6: 1712 /* cursor position report */ 1713 sprintf (ip->argbuf, "\033[%d;%dR", 1714 ip->cury + 1, ip->curx + 1); 1715 ite_sendstr (ip, ip->argbuf); 1716 break; 1717 } 1718 ip->escape = 0; 1719 return; 1720 1721 1722 case 'x': 1723 switch (ite_zargnum(ip)) { 1724 case 0: 1725 /* Fake some terminal parameters. */ 1726 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1727 break; 1728 case 1: 1729 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1730 break; 1731 } 1732 ip->escape = 0; 1733 return; 1734 1735 1736 case 'g': 1737 /* clear tabs */ 1738 switch (ite_zargnum(ip)) { 1739 case 0: 1740 if (ip->curx < ip->cols) 1741 ip->tabs[ip->curx] = 0; 1742 break; 1743 case 3: 1744 for (n = 0; n < ip->cols; n++) 1745 ip->tabs[n] = 0; 1746 break; 1747 1748 default: 1749 /* ignore */ 1750 break; 1751 } 1752 ip->escape = 0; 1753 return; 1754 1755 1756 case 'h': /* set mode */ 1757 case 'l': /* reset mode */ 1758 n = ite_zargnum (ip); 1759 switch (n) { 1760 case 4: 1761 ip->imode = (c == 'h'); /* insert/replace mode */ 1762 break; 1763 case 20: 1764 ip->linefeed_newline = (c == 'h'); 1765 break; 1766 } 1767 ip->escape = 0; 1768 return; 1769 1770 1771 case 'M': 1772 /* delete line */ 1773 ite_dnline (ip, ite_argnum (ip)); 1774 ip->escape = 0; 1775 return; 1776 1777 1778 case 'L': 1779 /* insert line */ 1780 ite_inline (ip, ite_argnum (ip)); 1781 ip->escape = 0; 1782 return; 1783 1784 1785 case 'P': 1786 /* delete char */ 1787 ite_dnchar (ip, ite_argnum (ip)); 1788 ip->escape = 0; 1789 return; 1790 1791 1792 case '@': 1793 /* insert char(s) */ 1794 ite_inchar (ip, ite_argnum (ip)); 1795 ip->escape = 0; 1796 return; 1797 1798 case '!': 1799 /* soft terminal reset */ 1800 ip->escape = 0; /* XXX */ 1801 return; 1802 1803 case 'G': 1804 /* this one was *not* in my vt320 manual but in 1805 a vt320 termcap entry.. who is right? 1806 It's supposed to set the horizontal cursor position. */ 1807 *ip->ap = 0; 1808 x = atoi (ip->argbuf); 1809 if (x) x--; 1810 ip->curx = min(x, ip->cols - 1); 1811 ip->escape = 0; 1812 SUBR_CURSOR(ip, MOVE_CURSOR); 1813 clr_attr (ip, ATTR_INV); 1814 return; 1815 1816 1817 case 'd': 1818 /* same thing here, this one's for setting the absolute 1819 vertical cursor position. Not documented... */ 1820 *ip->ap = 0; 1821 y = atoi (ip->argbuf); 1822 if (y) y--; 1823 if (ip->inside_margins) 1824 y += ip->top_margin; 1825 ip->cury = min(y, ip->rows - 1); 1826 ip->escape = 0; 1827 snap_cury(ip); 1828 SUBR_CURSOR(ip, MOVE_CURSOR); 1829 clr_attr (ip, ATTR_INV); 1830 return; 1831 1832 1833 case 'H': 1834 case 'f': 1835 *ip->ap = 0; 1836 y = atoi (ip->argbuf); 1837 x = 0; 1838 cp = index (ip->argbuf, ';'); 1839 if (cp) 1840 x = atoi (cp + 1); 1841 if (x) x--; 1842 if (y) y--; 1843 if (ip->inside_margins) 1844 y += ip->top_margin; 1845 ip->cury = min(y, ip->rows - 1); 1846 ip->curx = min(x, ip->cols - 1); 1847 ip->escape = 0; 1848 snap_cury(ip); 1849 SUBR_CURSOR(ip, MOVE_CURSOR); 1850 /*clr_attr (ip, ATTR_INV);*/ 1851 return; 1852 1853 case 'A': 1854 /* cursor up */ 1855 n = ite_argnum (ip); 1856 n = ip->cury - (n ? n : 1); 1857 if (n < 0) n = 0; 1858 if (ip->inside_margins) 1859 n = max(ip->top_margin, n); 1860 else if (n == ip->top_margin - 1) 1861 /* allow scrolling outside region, but don't scroll out 1862 of active region without explicit CUP */ 1863 n = ip->top_margin; 1864 ip->cury = n; 1865 ip->escape = 0; 1866 SUBR_CURSOR(ip, MOVE_CURSOR); 1867 clr_attr (ip, ATTR_INV); 1868 return; 1869 1870 case 'B': 1871 /* cursor down */ 1872 n = ite_argnum (ip); 1873 n = ip->cury + (n ? n : 1); 1874 n = min(ip->rows - 1, n); 1875 #if 0 1876 if (ip->inside_margins) 1877 #endif 1878 n = min(ip->bottom_margin, n); 1879 #if 0 1880 else if (n == ip->bottom_margin + 1) 1881 /* allow scrolling outside region, but don't scroll out 1882 of active region without explicit CUP */ 1883 n = ip->bottom_margin; 1884 #endif 1885 ip->cury = n; 1886 ip->escape = 0; 1887 SUBR_CURSOR(ip, MOVE_CURSOR); 1888 clr_attr (ip, ATTR_INV); 1889 return; 1890 1891 case 'C': 1892 /* cursor forward */ 1893 n = ite_argnum (ip); 1894 n = n ? n : 1; 1895 ip->curx = min(ip->curx + n, ip->cols - 1); 1896 ip->escape = 0; 1897 SUBR_CURSOR(ip, MOVE_CURSOR); 1898 clr_attr (ip, ATTR_INV); 1899 return; 1900 1901 case 'D': 1902 /* cursor backward */ 1903 n = ite_argnum (ip); 1904 n = n ? n : 1; 1905 n = ip->curx - n; 1906 ip->curx = n >= 0 ? n : 0; 1907 ip->escape = 0; 1908 SUBR_CURSOR(ip, MOVE_CURSOR); 1909 clr_attr (ip, ATTR_INV); 1910 return; 1911 1912 1913 case 'J': 1914 /* erase screen */ 1915 *ip->ap = 0; 1916 n = ite_zargnum (ip); 1917 if (n == 0) 1918 ite_clrtoeos(ip); 1919 else if (n == 1) 1920 ite_clrtobos(ip); 1921 else if (n == 2) 1922 ite_clrscreen(ip); 1923 ip->escape = 0; 1924 return; 1925 1926 1927 case 'K': 1928 /* erase line */ 1929 n = ite_zargnum (ip); 1930 if (n == 0) 1931 ite_clrtoeol(ip); 1932 else if (n == 1) 1933 ite_clrtobol(ip); 1934 else if (n == 2) 1935 ite_clrline(ip); 1936 ip->escape = 0; 1937 return; 1938 1939 case 'S': 1940 /* scroll up */ 1941 n = ite_zargnum (ip); 1942 if (n <= 0) 1943 n = 1; 1944 else if (n > ip->rows-1) 1945 n = ip->rows-1; 1946 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1947 ip->escape = 0; 1948 return; 1949 1950 case 'T': 1951 /* scroll down */ 1952 n = ite_zargnum (ip); 1953 if (n <= 0) 1954 n = 1; 1955 else if (n > ip->rows-1) 1956 n = ip->rows-1; 1957 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1958 ip->escape = 0; 1959 return; 1960 1961 case 'X': 1962 /* erase character */ 1963 n = ite_argnum(ip) - 1; 1964 n = min(n, ip->cols - 1 - ip->curx); 1965 for (; n >= 0; n--) { 1966 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1967 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1968 } 1969 ip->escape = 0; 1970 return; 1971 1972 1973 case '}': case '`': 1974 /* status line control */ 1975 ip->escape = 0; 1976 return; 1977 1978 case 'r': 1979 /* set scrolling region */ 1980 ip->escape = 0; 1981 *ip->ap = 0; 1982 x = atoi (ip->argbuf); 1983 x = x ? x : 1; 1984 y = ip->rows; 1985 cp = index (ip->argbuf, ';'); 1986 if (cp) { 1987 y = atoi (cp + 1); 1988 y = y ? y : ip->rows; 1989 } 1990 if (y <= x) 1991 return; 1992 x--; 1993 y--; 1994 ip->top_margin = min(x, ip->rows - 2); 1995 ip->bottom_margin = min(y, ip->rows - 1); 1996 if (ip->inside_margins) { 1997 ip->cury = ip->top_margin; 1998 } else 1999 ip->cury = 0; 2000 ip->curx = 0; 2001 return; 2002 2003 2004 case 'm': 2005 /* big attribute setter/resetter */ 2006 { 2007 char *cp; 2008 *ip->ap = 0; 2009 /* kludge to make CSIm work (== CSI0m) */ 2010 if (ip->ap == ip->argbuf) 2011 ip->ap++; 2012 for (cp = ip->argbuf; cp < ip->ap; ) { 2013 switch (*cp) { 2014 case 0: 2015 case '0': 2016 clr_attr (ip, ATTR_ALL); 2017 ip->fgcolor = 7; 2018 ip->bgcolor = 0; 2019 cp++; 2020 break; 2021 2022 case '1': 2023 set_attr (ip, ATTR_BOLD); 2024 cp++; 2025 break; 2026 2027 case '2': 2028 switch (cp[1]) { 2029 case '2': 2030 clr_attr (ip, ATTR_BOLD); 2031 cp += 2; 2032 break; 2033 2034 case '4': 2035 clr_attr (ip, ATTR_UL); 2036 cp += 2; 2037 break; 2038 2039 case '5': 2040 clr_attr (ip, ATTR_BLINK); 2041 cp += 2; 2042 break; 2043 2044 case '7': 2045 clr_attr (ip, ATTR_INV); 2046 cp += 2; 2047 break; 2048 2049 default: 2050 cp++; 2051 break; 2052 } 2053 break; 2054 2055 case '3': 2056 switch (cp[1]) { 2057 case '0': case '1': case '2': case '3': 2058 case '4': case '5': case '6': case '7': 2059 /* foreground colors */ 2060 ip->fgcolor = cp[1] - '0'; 2061 cp += 2; 2062 break; 2063 default: 2064 cp++; 2065 break; 2066 } 2067 break; 2068 2069 case '4': 2070 switch (cp[1]) { 2071 case '0': case '1': case '2': case '3': 2072 case '4': case '5': case '6': case '7': 2073 /* background colors */ 2074 ip->bgcolor = cp[1] - '0'; 2075 cp += 2; 2076 break; 2077 default: 2078 set_attr (ip, ATTR_UL); 2079 cp++; 2080 break; 2081 } 2082 break; 2083 2084 case '5': 2085 set_attr (ip, ATTR_BLINK); 2086 cp++; 2087 break; 2088 2089 case '7': 2090 set_attr (ip, ATTR_INV); 2091 cp++; 2092 break; 2093 2094 default: 2095 cp++; 2096 break; 2097 } 2098 } 2099 2100 } 2101 ip->escape = 0; 2102 return; 2103 2104 2105 case 'u': 2106 /* DECRQTSR */ 2107 ite_sendstr (ip, "\033P\033\\"); 2108 ip->escape = 0; 2109 return; 2110 2111 default: 2112 ip->escape = 0; 2113 return; 2114 } 2115 break; 2116 2117 2118 2119 case '?': /* CSI ? */ 2120 switch (c) { 2121 case '0': case '1': case '2': case '3': case '4': 2122 case '5': case '6': case '7': case '8': case '9': 2123 case ';': case '\"': case '$': 2124 /* Don't fill the last character; it's needed. */ 2125 /* XXX yeah, where ?? */ 2126 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2127 *ip->ap++ = c; 2128 return; 2129 2130 2131 case 'n': 2132 /* Terminal Reports */ 2133 *ip->ap = 0; 2134 if (ip->ap == &ip->argbuf[2]) { 2135 if (!strncmp(ip->argbuf, "15", 2)) 2136 /* printer status: no printer */ 2137 ite_sendstr (ip, "\033[13n"); 2138 2139 else if (!strncmp(ip->argbuf, "25", 2)) 2140 /* udk status */ 2141 ite_sendstr (ip, "\033[20n"); 2142 2143 else if (!strncmp(ip->argbuf, "26", 2)) 2144 /* keyboard dialect: US */ 2145 ite_sendstr (ip, "\033[27;1n"); 2146 } 2147 ip->escape = 0; 2148 return; 2149 2150 2151 case 'h': /* set dec private modes */ 2152 case 'l': /* reset dec private modes */ 2153 n = ite_zargnum (ip); 2154 switch (n) { 2155 case 1: 2156 /* CKM - cursor key mode */ 2157 ip->cursor_appmode = (c == 'h'); 2158 break; 2159 2160 case 3: 2161 /* 132/80 columns (132 == 'h') */ 2162 break; 2163 2164 case 4: /* smooth scroll */ 2165 break; 2166 2167 case 5: 2168 /* light background (=='h') /dark background(=='l') */ 2169 break; 2170 2171 case 6: /* origin mode */ 2172 ip->inside_margins = (c == 'h'); 2173 #if 0 2174 ip->curx = 0; 2175 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2176 SUBR_CURSOR(ip, MOVE_CURSOR); 2177 #endif 2178 break; 2179 2180 case 7: /* auto wraparound */ 2181 ip->auto_wrap = (c == 'h'); 2182 break; 2183 2184 case 8: /* keyboard repeat */ 2185 ip->key_repeat = (c == 'h'); 2186 break; 2187 2188 case 20: /* newline mode */ 2189 ip->linefeed_newline = (c == 'h'); 2190 break; 2191 2192 case 25: /* cursor on/off */ 2193 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2194 break; 2195 } 2196 ip->escape = 0; 2197 return; 2198 2199 case 'K': 2200 /* selective erase in line */ 2201 case 'J': 2202 /* selective erase in display */ 2203 2204 default: 2205 ip->escape = 0; 2206 return; 2207 } 2208 break; 2209 2210 2211 default: 2212 ip->escape = 0; 2213 return; 2214 } 2215 } 2216 2217 switch (c) { 2218 case 0x00: /* NUL */ 2219 case 0x01: /* SOH */ 2220 case 0x02: /* STX */ 2221 case 0x03: /* ETX */ 2222 case 0x04: /* EOT */ 2223 case 0x05: /* ENQ */ 2224 case 0x06: /* ACK */ 2225 break; 2226 2227 case BEL: 2228 #if NBELL > 0 2229 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) 2230 opm_bell(); 2231 #endif 2232 break; 2233 2234 case BS: 2235 if (--ip->curx < 0) 2236 ip->curx = 0; 2237 else 2238 SUBR_CURSOR(ip, MOVE_CURSOR); 2239 break; 2240 2241 case HT: 2242 for (n = ip->curx + 1; n < ip->cols; n++) { 2243 if (ip->tabs[n]) { 2244 ip->curx = n; 2245 SUBR_CURSOR(ip, MOVE_CURSOR); 2246 break; 2247 } 2248 } 2249 break; 2250 2251 case VT: /* VT is treated like LF */ 2252 case FF: /* so is FF */ 2253 case LF: 2254 /* cr->crlf distinction is done here, on output, 2255 not on input! */ 2256 if (ip->linefeed_newline) 2257 ite_crlf (ip); 2258 else 2259 ite_lf (ip); 2260 break; 2261 2262 case CR: 2263 ite_cr (ip); 2264 break; 2265 2266 2267 case SO: 2268 ip->GL = &ip->G1; 2269 break; 2270 2271 case SI: 2272 ip->GL = &ip->G0; 2273 break; 2274 2275 case 0x10: /* DLE */ 2276 case 0x11: /* DC1/XON */ 2277 case 0x12: /* DC2 */ 2278 case 0x13: /* DC3/XOFF */ 2279 case 0x14: /* DC4 */ 2280 case 0x15: /* NAK */ 2281 case 0x16: /* SYN */ 2282 case 0x17: /* ETB */ 2283 break; 2284 2285 case CAN: 2286 ip->escape = 0; /* cancel any escape sequence in progress */ 2287 break; 2288 2289 case 0x19: /* EM */ 2290 break; 2291 2292 case SUB: 2293 ip->escape = 0; /* dito, but see below */ 2294 /* should also display a reverse question mark!! */ 2295 break; 2296 2297 case ESC: 2298 ip->escape = ESC; 2299 break; 2300 2301 case 0x1c: /* FS */ 2302 case 0x1d: /* GS */ 2303 case 0x1e: /* RS */ 2304 case 0x1f: /* US */ 2305 break; 2306 2307 /* now it gets weird.. 8bit control sequences.. */ 2308 case IND: /* index: move cursor down, scroll */ 2309 ite_index (ip); 2310 break; 2311 2312 case NEL: /* next line. next line, first pos. */ 2313 ite_crlf (ip); 2314 break; 2315 2316 case HTS: /* set horizontal tab */ 2317 if (ip->curx < ip->cols) 2318 ip->tabs[ip->curx] = 1; 2319 break; 2320 2321 case RI: /* reverse index */ 2322 ite_rlf (ip); 2323 break; 2324 2325 case SS2: /* go into G2 for one character */ 2326 ip->save_GL = ip->GR; /* GL XXX EUC */ 2327 ip->GR = &ip->G2; /* GL XXX */ 2328 break; 2329 2330 case SS3: /* go into G3 for one character */ 2331 ip->save_GL = ip->GR; /* GL XXX EUC */ 2332 ip->GR = &ip->G3; /* GL XXX */ 2333 break; 2334 2335 case DCS: /* device control string introducer */ 2336 ip->escape = DCS; 2337 ip->ap = ip->argbuf; 2338 break; 2339 2340 case CSI: /* control sequence introducer */ 2341 ip->escape = CSI; 2342 ip->ap = ip->argbuf; 2343 break; 2344 2345 case ST: /* string terminator */ 2346 /* ignore, if not used as terminator */ 2347 break; 2348 2349 case OSC: /* introduces OS command. Ignore everything upto ST */ 2350 ip->escape = OSC; 2351 break; 2352 2353 case PM: /* privacy message, ignore everything upto ST */ 2354 ip->escape = PM; 2355 break; 2356 2357 case APC: /* application program command, ignore everything upto ST */ 2358 ip->escape = APC; 2359 break; 2360 2361 case DEL: 2362 break; 2363 2364 default: 2365 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2366 ip->save_char = c; 2367 break; 2368 } 2369 if (ip->imode) 2370 ite_inchar(ip, ip->save_char ? 2 : 1); 2371 iteprecheckwrap(ip); 2372 #ifdef DO_WEIRD_ATTRIBUTES 2373 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2374 attrset(ip, ATTR_INV); 2375 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2376 } 2377 else 2378 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2379 #else 2380 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2381 #endif 2382 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2383 itecheckwrap(ip); 2384 if (ip->save_char) { 2385 itecheckwrap(ip); 2386 ip->save_char = 0; 2387 } 2388 if (ip->save_GL) { 2389 /* 2390 * reset single shift 2391 */ 2392 ip->GR = ip->save_GL; 2393 ip->save_GL = 0; 2394 } 2395 break; 2396 } 2397 } 2398 2399 static void 2400 iteprecheckwrap(ip) 2401 struct ite_softc *ip; 2402 { 2403 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2404 ip->curx = 0; 2405 clr_attr(ip, ATTR_INV); 2406 if (++ip->cury >= ip->bottom_margin + 1) { 2407 ip->cury = ip->bottom_margin; 2408 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2409 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2410 ite_clrtoeol(ip); 2411 } /*else 2412 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2413 } 2414 } 2415 2416 static void 2417 itecheckwrap(ip) 2418 struct ite_softc *ip; 2419 { 2420 #if 0 2421 if (++ip->curx == ip->cols) { 2422 if (ip->auto_wrap) { 2423 ip->curx = 0; 2424 clr_attr(ip, ATTR_INV); 2425 if (++ip->cury >= ip->bottom_margin + 1) { 2426 ip->cury = ip->bottom_margin; 2427 SUBR_CURSOR(ip, MOVE_CURSOR); 2428 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2429 ite_clrtoeol(ip); 2430 return; 2431 } 2432 } else 2433 /* stay there if no autowrap.. */ 2434 ip->curx--; 2435 } 2436 #else 2437 if (ip->curx < ip->cols) { 2438 ip->curx++; 2439 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2440 } 2441 #endif 2442 } 2443 2444 #endif 2445 2446 #if NITE > 0 && NKBD > 0 2447 2448 /* 2449 * Console functions 2450 */ 2451 #include <dev/cons.h> 2452 extern void kbdenable __P((int)); 2453 extern int kbdcngetc __P((void)); 2454 2455 /* 2456 * Return a priority in consdev->cn_pri field highest wins. This function 2457 * is called before any devices have been probed. 2458 */ 2459 void 2460 itecnprobe(cd) 2461 struct consdev *cd; 2462 { 2463 int maj; 2464 2465 /* 2466 * bring graphics layer up. 2467 */ 2468 config_console(); 2469 2470 /* locate the major number */ 2471 for (maj = 0; maj < nchrdev; maj++) 2472 if (cdevsw[maj].d_open == iteopen) 2473 break; 2474 2475 /* 2476 * return priority of the best ite (already picked from attach) 2477 * or CN_DEAD. 2478 */ 2479 if (con_itesoftc.grf == NULL) 2480 cd->cn_pri = CN_DEAD; 2481 else { 2482 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2483 /* 2484 * hardcode the minor number. 2485 * currently we support only one ITE, it is enough for now. 2486 */ 2487 con_itesoftc.isw = &itesw[0]; 2488 cd->cn_pri = CN_INTERNAL; 2489 cd->cn_dev = makedev(maj, 0); 2490 } 2491 2492 } 2493 2494 void 2495 itecninit(cd) 2496 struct consdev *cd; 2497 { 2498 struct ite_softc *ip; 2499 2500 ip = getitesp(cd->cn_dev); 2501 iteinit(cd->cn_dev); /* init console unit */ 2502 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2503 kbdenable(0); 2504 mfp_send_usart(0x49); 2505 } 2506 2507 /* 2508 * itecnfinish() is called in ite_init() when the device is 2509 * being probed in the normal fasion, thus we can finish setting 2510 * up this ite now that the system is more functional. 2511 */ 2512 void 2513 itecnfinish(ip) 2514 struct ite_softc *ip; 2515 { 2516 static int done; 2517 2518 if (done) 2519 return; 2520 done = 1; 2521 } 2522 2523 /*ARGSUSED*/ 2524 int 2525 itecngetc(dev) 2526 dev_t dev; 2527 { 2528 register int c; 2529 2530 do { 2531 c = kbdcngetc(); 2532 c = ite_cnfilter(c, ITEFILT_CONSOLE); 2533 } while (c == -1); 2534 return (c); 2535 } 2536 2537 void 2538 itecnputc(dev, c) 2539 dev_t dev; 2540 int c; 2541 { 2542 static int paniced = 0; 2543 struct ite_softc *ip = getitesp(dev); 2544 char ch = c; 2545 #ifdef ITE_KERNEL_ATTR 2546 short save_attribute; 2547 #endif 2548 2549 if (panicstr && !paniced && 2550 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2551 (void) iteon(dev, 3); 2552 paniced = 1; 2553 } 2554 #ifdef ITE_KERNEL_ATTR 2555 save_attribute = ip->attribute; 2556 ip->attribute = ITE_KERNEL_ATTR; 2557 #endif 2558 ite_putstr(&ch, 1, dev); 2559 #ifdef ITE_KERNEL_ATTR 2560 ip->attribute = save_attribute; 2561 #endif 2562 } 2563 #endif 2564
Indexes created Wed Oct 01 13:09:50 GMT 2025