1 /* $NetBSD: ite.c,v 1.22 2000/05/25 03:30:19 itohy 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 "opt_ite.h" 58 59 #include <sys/param.h> 60 #include <sys/conf.h> 61 #include <sys/proc.h> 62 #include <sys/ioctl.h> 63 #include <sys/tty.h> 64 #include <sys/systm.h> 65 #include <sys/device.h> 66 #include <sys/malloc.h> 67 68 #include <machine/cpu.h> 69 #include <machine/kbio.h> 70 #include <machine/bus.h> 71 #include <machine/grfioctl.h> 72 #include <machine/iteioctl.h> 73 74 #include <arch/x68k/dev/grfvar.h> 75 #include <arch/x68k/dev/itevar.h> 76 #include <arch/x68k/dev/kbdmap.h> 77 #include <arch/x68k/dev/mfp.h> 78 #if NBELL > 0 79 void opm_bell __P((void)); 80 #endif 81 82 #define SUBR_CNPROBE(min) itesw[min].ite_cnprobe(min) 83 #define SUBR_INIT(ip) ip->isw->ite_init(ip) 84 #define SUBR_DEINIT(ip) ip->isw->ite_deinit(ip) 85 #define SUBR_PUTC(ip,c,dy,dx,m) ip->isw->ite_putc(ip,c,dy,dx,m) 86 #define SUBR_CURSOR(ip,flg) ip->isw->ite_cursor(ip,flg) 87 #define SUBR_CLEAR(ip,sy,sx,h,w) ip->isw->ite_clear(ip,sy,sx,h,w) 88 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 89 ip->isw->ite_scroll(ip,sy,sx,count,dir) 90 91 struct consdev; 92 93 __inline static void itesendch __P((int)); 94 __inline static void alignment_display __P((struct ite_softc *)); 95 __inline static void snap_cury __P((struct ite_softc *)); 96 __inline static void ite_dnchar __P((struct ite_softc *, int)); 97 static void ite_inchar __P((struct ite_softc *, int)); 98 __inline static void ite_clrtoeol __P((struct ite_softc *)); 99 __inline static void ite_clrtobol __P((struct ite_softc *)); 100 __inline static void ite_clrline __P((struct ite_softc *)); 101 __inline static void ite_clrtoeos __P((struct ite_softc *)); 102 __inline static void ite_clrtobos __P((struct ite_softc *)); 103 __inline static void ite_clrscreen __P((struct ite_softc *)); 104 __inline static void ite_dnline __P((struct ite_softc *, int)); 105 __inline static void ite_inline __P((struct ite_softc *, int)); 106 __inline static void ite_index __P((struct ite_softc *)); 107 __inline static void ite_lf __P((struct ite_softc *)); 108 __inline static void ite_crlf __P((struct ite_softc *)); 109 __inline static void ite_cr __P((struct ite_softc *)); 110 __inline static void ite_rlf __P((struct ite_softc *)); 111 static void iteprecheckwrap __P((struct ite_softc *ip)); 112 static void itecheckwrap __P((struct ite_softc *ip)); 113 static int ite_argnum __P((struct ite_softc *ip)); 114 static int ite_zargnum __P((struct ite_softc *ip)); 115 static void ite_sendstr __P((struct ite_softc *ip, char *str)); 116 __inline static int atoi __P((const char *cp)); 117 __inline static char *index __P((const char *cp, char ch)); 118 void ite_reset __P((struct ite_softc *ip)); 119 struct ite_softc *getitesp __P((dev_t)); 120 int iteon __P((dev_t, int)); 121 void iteoff __P((dev_t, int)); 122 123 struct itesw itesw[] = { 124 {0, tv_init, tv_deinit, 0, 125 0, 0, 0} 126 }; 127 int nitesw = sizeof(itesw) / sizeof(itesw[0]); 128 129 /* 130 * # of chars are output in a single itestart() call. 131 * If this is too big, user processes will be blocked out for 132 * long periods of time while we are emptying the queue in itestart(). 133 * If it is too small, console output will be very ragged. 134 */ 135 #define ITEBURST 64 136 137 int nite = NITE; 138 struct tty *ite_tty[NITE]; 139 struct ite_softc *kbd_ite = NULL; 140 struct ite_softc con_itesoftc; 141 142 struct tty *kbd_tty = NULL; 143 144 int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ 145 int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ 146 147 u_char cons_tabs[MAX_TABS]; 148 149 cdev_decl(ite); 150 151 void itestart __P((struct tty *tp)); 152 153 void iteputchar __P((int c, struct ite_softc *ip)); 154 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 155 156 void iteattach __P((struct device *, struct device *, void *)); 157 int itematch __P((struct device *, struct cfdata *, void *)); 158 159 struct cfattach ite_ca = { 160 sizeof(struct ite_softc), itematch, iteattach 161 }; 162 163 extern struct cfdriver ite_cd; 164 165 int 166 itematch(pdp, cdp, auxp) 167 struct device *pdp; 168 struct cfdata *cdp; 169 void *auxp; 170 { 171 struct grf_softc *gp; 172 #if 0 173 int maj; 174 #endif 175 176 gp = auxp; 177 178 /* ite0 should be at grf0 XXX */ 179 if(cdp->cf_unit != gp->g_device.dv_unit) 180 return(0); 181 182 #if 0 183 /* 184 * all that our mask allows (more than enough no one 185 * has > 32 monitors for text consoles on one machine) 186 */ 187 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 188 return(0); 189 /* 190 * XXX 191 * normally this would be done in attach, however 192 * during early init we do not have a device pointer 193 * and thus no unit number. 194 */ 195 for(maj = 0; maj < nchrdev; maj++) 196 if (cdevsw[maj].d_open == iteopen) 197 break; 198 gp->g_itedev = makedev(maj, cdp->cf_unit); 199 #endif 200 return(1); 201 } 202 203 /* 204 * iteinit() is the standard entry point for initialization of 205 * an ite device, it is also called from ite_cninit(). 206 */ 207 void 208 iteattach(pdp, dp, auxp) 209 struct device *pdp, *dp; 210 void *auxp; 211 { 212 struct ite_softc *ip; 213 struct grf_softc *gp; 214 215 gp = (struct grf_softc *)auxp; 216 if (dp) { 217 ip = (struct ite_softc *)dp; 218 if(con_itesoftc.grf != NULL 219 /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { 220 /* 221 * console reinit copy params over. 222 * and console always gets keyboard 223 */ 224 bcopy(&con_itesoftc.grf, &ip->grf, 225 (char *)&ip[1] - (char *)&ip->grf); 226 con_itesoftc.grf = NULL; 227 kbd_ite = ip; 228 } 229 ip->grf = gp; 230 iteinit(ip->device.dv_unit); /* XXX */ 231 printf(": rows %d cols %d", ip->rows, ip->cols); 232 if (kbd_ite == NULL) 233 kbd_ite = ip; 234 printf("\n"); 235 } else { 236 if (con_itesoftc.grf != NULL) 237 return; 238 con_itesoftc.grf = gp; 239 con_itesoftc.tabs = cons_tabs; 240 } 241 } 242 243 struct ite_softc * 244 getitesp(dev) 245 dev_t dev; 246 { 247 extern int x68k_realconfig; 248 249 if (x68k_realconfig && con_itesoftc.grf == NULL) 250 return(ite_cd.cd_devs[UNIT(dev)]); 251 252 if (con_itesoftc.grf == NULL) 253 panic("no ite_softc for console"); 254 return(&con_itesoftc); 255 } 256 257 void 258 iteinit(dev) 259 dev_t dev; 260 { 261 struct ite_softc *ip; 262 263 ip = getitesp(dev); 264 265 if (ip->flags & ITE_INITED) 266 return; 267 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 268 269 ip->curx = 0; 270 ip->cury = 0; 271 ip->cursorx = 0; 272 ip->cursory = 0; 273 274 ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ 275 SUBR_INIT(ip); 276 SUBR_CURSOR(ip, DRAW_CURSOR); 277 if (!ip->tabs) 278 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 279 ite_reset(ip); 280 ip->flags |= ITE_INITED; 281 } 282 283 /* 284 * Perform functions necessary to setup device as a terminal emulator. 285 */ 286 int 287 iteon(dev, flag) 288 dev_t dev; 289 int flag; 290 { 291 int unit = UNIT(dev); 292 struct ite_softc *ip; 293 294 if (unit < 0 || unit >= ite_cd.cd_ndevs || 295 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 296 return(ENXIO); 297 /* force ite active, overriding graphics mode */ 298 if (flag & 1) { 299 ip->flags |= ITE_ACTIVE; 300 ip->flags &= ~(ITE_INGRF|ITE_INITED); 301 } 302 /* leave graphics mode */ 303 if (flag & 2) { 304 ip->flags &= ~ITE_INGRF; 305 if ((ip->flags & ITE_ACTIVE) == 0) 306 return(0); 307 } 308 ip->flags |= ITE_ACTIVE; 309 if (ip->flags & ITE_INGRF) 310 return(0); 311 iteinit(dev); 312 if (flag & 2) 313 ite_reset(ip); 314 #if NKBD > 0 315 mfp_send_usart (0x49); /* XXX */ 316 #endif 317 return(0); 318 } 319 320 /* 321 * "Shut down" device as terminal emulator. 322 * Note that we do not deinit the console device unless forced. 323 * Deinit'ing the console every time leads to a very active 324 * screen when processing /etc/rc. 325 */ 326 void 327 iteoff(dev, flag) 328 dev_t dev; 329 int flag; 330 { 331 int unit = UNIT(dev); 332 register struct ite_softc *ip; 333 334 /* XXX check whether when call from grf.c */ 335 if (unit < 0 || unit >= ite_cd.cd_ndevs || 336 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 337 return; 338 if (flag & 2) 339 ip->flags |= ITE_INGRF; 340 341 if ((ip->flags & ITE_ACTIVE) == 0) 342 return; 343 if ((flag & 1) || 344 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 345 SUBR_DEINIT(ip); 346 347 /* 348 * XXX When the system is rebooted with "reboot", init(8) 349 * kills the last process to have the console open. 350 * If we don't revent the the ITE_ACTIVE bit from being 351 * cleared, we will never see messages printed during 352 * the process of rebooting. 353 */ 354 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { 355 ip->flags &= ~ITE_ACTIVE; 356 #if NKBD > 0 357 mfp_send_usart (0x48); /* XXX */ 358 #endif 359 } 360 } 361 362 /* 363 * standard entry points to the device. 364 */ 365 366 /* ARGSUSED */ 367 int 368 iteopen(dev, mode, devtype, p) 369 dev_t dev; 370 int mode, devtype; 371 struct proc *p; 372 { 373 int unit = UNIT(dev); 374 register struct tty *tp; 375 register struct ite_softc *ip; 376 register int error; 377 int first = 0; 378 379 if (unit >= ite_cd.cd_ndevs || (ip = getitesp(dev)) == NULL) 380 return (ENXIO); 381 if (!ite_tty[unit]) { 382 tp = ite_tty[unit] = ttymalloc(); 383 tty_attach(tp); 384 } else 385 tp = ite_tty[unit]; 386 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 387 && p->p_ucred->cr_uid != 0) 388 return (EBUSY); 389 if ((ip->flags & ITE_ACTIVE) == 0) { 390 error = iteon(dev, 0); 391 if (error) 392 return (error); 393 first = 1; 394 } 395 tp->t_oproc = itestart; 396 tp->t_param = NULL; 397 tp->t_dev = dev; 398 if ((tp->t_state&TS_ISOPEN) == 0) { 399 ttychars(tp); 400 tp->t_iflag = TTYDEF_IFLAG; 401 tp->t_oflag = TTYDEF_OFLAG; 402 tp->t_cflag = TTYDEF_CFLAG; 403 tp->t_lflag = TTYDEF_LFLAG; 404 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 405 tp->t_state = TS_ISOPEN|TS_CARR_ON; 406 ttsetwater(tp); 407 } 408 error = (*linesw[tp->t_line].l_open)(dev, tp); 409 if (error == 0) { 410 tp->t_winsize.ws_row = ip->rows; 411 tp->t_winsize.ws_col = ip->cols; 412 } else if (first) 413 iteoff(dev, 0); 414 return (error); 415 } 416 417 /*ARGSUSED*/ 418 int 419 iteclose(dev, flag, mode, p) 420 dev_t dev; 421 int flag, mode; 422 struct proc *p; 423 { 424 register struct tty *tp = ite_tty[UNIT(dev)]; 425 426 (*linesw[tp->t_line].l_close)(tp, flag); 427 ttyclose(tp); 428 iteoff(dev, 0); 429 #if 0 430 ttyfree(tp); 431 ite_tty[UNIT(dev)] = (struct tty *)0; 432 #endif 433 return(0); 434 } 435 436 int 437 iteread(dev, uio, flag) 438 dev_t dev; 439 struct uio *uio; 440 int flag; 441 { 442 register struct tty *tp = ite_tty[UNIT(dev)]; 443 444 return ((*linesw[tp->t_line].l_read)(tp, uio, flag)); 445 } 446 447 int 448 itewrite(dev, uio, flag) 449 dev_t dev; 450 struct uio *uio; 451 int flag; 452 { 453 register struct tty *tp = ite_tty[UNIT(dev)]; 454 455 return ((*linesw[tp->t_line].l_write)(tp, uio, flag)); 456 } 457 458 struct tty * 459 itetty(dev) 460 dev_t dev; 461 { 462 463 return (ite_tty[UNIT(dev)]); 464 } 465 466 int 467 iteioctl(dev, cmd, addr, flag, p) 468 dev_t dev; 469 u_long cmd; 470 caddr_t addr; 471 int flag; 472 struct proc *p; 473 { 474 struct iterepeat *irp; 475 register struct tty *tp = ite_tty[UNIT(dev)]; 476 int error; 477 478 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); 479 if (error >= 0) 480 return (error); 481 error = ttioctl(tp, cmd, addr, flag, p); 482 if (error >= 0) 483 return (error); 484 485 switch (cmd) { 486 case ITEIOCSKMAP: 487 if (addr == 0) 488 return(EFAULT); 489 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 490 return(0); 491 492 case ITEIOCGKMAP: 493 if (addr == NULL) 494 return(EFAULT); 495 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 496 return(0); 497 498 case ITEIOCGREPT: 499 irp = (struct iterepeat *)addr; 500 irp->start = start_repeat_timeo; 501 irp->next = next_repeat_timeo; 502 503 case ITEIOCSREPT: 504 irp = (struct iterepeat *)addr; 505 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 506 return(EINVAL); 507 start_repeat_timeo = irp->start; 508 next_repeat_timeo = irp->next; 509 #if x68k 510 case ITELOADFONT: 511 if (addr) { 512 bcopy(addr, kern_font, 4096 /*sizeof (kernel_font)*/); 513 return 0; 514 } else 515 return EFAULT; 516 517 case ITETVCTRL: 518 if (addr && *(u_int8_t *)addr < 0x40) { 519 return mfp_send_usart (* (u_int8_t *)addr); 520 } else { 521 return EFAULT; 522 } 523 #endif 524 } 525 return (ENOTTY); 526 } 527 528 void 529 itestart(tp) 530 register struct tty *tp; 531 { 532 struct clist *rbp; 533 struct ite_softc *ip; 534 u_char buf[ITEBURST]; 535 int s, len; 536 537 ip = getitesp(tp->t_dev); 538 /* 539 * (Potentially) lower priority. We only need to protect ourselves 540 * from keyboard interrupts since that is all that can affect the 541 * state of our tty (kernel printf doesn't go through this routine). 542 */ 543 s = spltty(); 544 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 545 goto out; 546 tp->t_state |= TS_BUSY; 547 rbp = &tp->t_outq; 548 len = q_to_b(rbp, buf, ITEBURST); 549 /*splx(s);*/ 550 551 /* Here is a really good place to implement pre/jumpscroll() */ 552 ite_putstr(buf, len, tp->t_dev); 553 554 /*s = spltty();*/ 555 tp->t_state &= ~TS_BUSY; 556 /* we have characters remaining. */ 557 if (rbp->c_cc) { 558 tp->t_state |= TS_TIMEOUT; 559 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 560 } 561 /* wakeup we are below */ 562 if (rbp->c_cc <= tp->t_lowat) { 563 if (tp->t_state & TS_ASLEEP) { 564 tp->t_state &= ~TS_ASLEEP; 565 wakeup((caddr_t)rbp); 566 } 567 selwakeup(&tp->t_wsel); 568 } 569 out: 570 splx(s); 571 } 572 573 /* XXX called after changes made in underlying grf layer. */ 574 /* I want to nuke this */ 575 void 576 ite_reinit(dev) 577 dev_t dev; 578 { 579 struct ite_softc *ip; 580 int unit = UNIT(dev); 581 582 /* XXX check whether when call from grf.c */ 583 if (unit < 0 || unit >= ite_cd.cd_ndevs || 584 (ip = getitesp(unit)) == NULL) 585 return; 586 587 ip->flags &= ~ITE_INITED; 588 iteinit(dev); 589 } 590 591 void 592 ite_reset(ip) 593 struct ite_softc *ip; 594 { 595 int i; 596 597 ip->curx = 0; 598 ip->cury = 0; 599 ip->attribute = 0; 600 ip->save_curx = 0; 601 ip->save_cury = 0; 602 ip->save_attribute = 0; 603 ip->ap = ip->argbuf; 604 ip->emul_level = EMUL_VT300_8; 605 ip->eightbit_C1 = 0; 606 ip->top_margin = 0; 607 ip->bottom_margin = ip->rows - 1; 608 ip->inside_margins = 0; /* origin mode == absolute */ 609 ip->linefeed_newline = 0; 610 ip->auto_wrap = 1; 611 ip->cursor_appmode = 0; 612 ip->keypad_appmode = 0; 613 ip->imode = 0; 614 ip->key_repeat = 1; 615 ip->G0 = CSET_ASCII; 616 ip->G1 = CSET_JIS1983; 617 ip->G2 = CSET_JISKANA; 618 ip->G3 = CSET_JIS1990; 619 ip->GL = &ip->G0; 620 ip->GR = &ip->G1; 621 ip->save_GL = 0; 622 ip->save_char = 0; 623 ip->fgcolor = 7; 624 ip->bgcolor = 0; 625 for (i = 0; i < ip->cols; i++) 626 ip->tabs[i] = ((i & 7) == 0); 627 /* XXX clear screen */ 628 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 629 attrclr(ip, 0, 0, ip->rows, ip->cols); 630 } 631 632 /* Used in console at startup only */ 633 int 634 ite_cnfilter(c) 635 u_char c; 636 { 637 static u_char mod = 0; 638 struct key key; 639 u_char code, up, mask; 640 int s; 641 642 up = c & 0x80 ? 1 : 0; 643 c &= 0x7f; 644 code = 0; 645 646 s = spltty(); 647 648 mask = 0; 649 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 650 switch (c) { 651 case KBD_LEFT_SHIFT: 652 mask = KBD_MOD_SHIFT; 653 break; 654 655 case KBD_LEFT_ALT: 656 mask = KBD_MOD_LALT; 657 break; 658 659 case KBD_RIGHT_ALT: 660 mask = KBD_MOD_RALT; 661 break; 662 663 case KBD_LEFT_META: 664 mask = KBD_MOD_LMETA; 665 break; 666 667 case KBD_RIGHT_META: 668 mask = KBD_MOD_RMETA; 669 break; 670 671 case KBD_CAPS_LOCK: 672 /* 673 * capslock already behaves `right', don't need to 674 * keep track of the state in here. 675 */ 676 mask = KBD_MOD_CAPS; 677 break; 678 679 case KBD_CTRL: 680 mask = KBD_MOD_CTRL; 681 break; 682 683 case KBD_RECONNECT: 684 /* ite got 0xff */ 685 if (up) 686 kbd_setLED(); 687 break; 688 } 689 if (mask & KBD_MOD_CAPS) { 690 if (!up) { 691 mod ^= KBD_MOD_CAPS; 692 kbdled ^= LED_CAPS_LOCK; 693 kbd_setLED(); 694 } 695 } else if (up) 696 mod &= ~mask; 697 else mod |= mask; 698 splx (s); 699 return -1; 700 } 701 702 if (up) { 703 splx(s); 704 return -1; 705 } 706 707 /* translate modifiers */ 708 if (mod & KBD_MOD_SHIFT) { 709 if (mod & KBD_MOD_ALT) 710 key = kbdmap.alt_shift_keys[c]; 711 else 712 key = kbdmap.shift_keys[c]; 713 } else if (mod & KBD_MOD_ALT) 714 key = kbdmap.alt_keys[c]; 715 else { 716 key = kbdmap.keys[c]; 717 /* if CAPS and key is CAPable (no pun intended) */ 718 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 719 key = kbdmap.shift_keys[c]; 720 } 721 code = key.code; 722 723 /* if string return */ 724 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 725 splx(s); 726 return -1; 727 } 728 /* handle dead keys */ 729 if (key.mode & KBD_MODE_DEAD) { 730 splx(s); 731 return -1; 732 } 733 if (mod & KBD_MOD_CTRL) 734 code &= 0x1f; 735 if (mod & KBD_MOD_META) 736 code |= 0x80; 737 738 /* do console mapping. */ 739 code = code == '\r' ? '\n' : code; 740 741 splx(s); 742 return (code); 743 } 744 745 /* And now the old stuff. */ 746 __inline static void 747 itesendch (ch) 748 int ch; 749 { 750 (*linesw[kbd_tty->t_line].l_rint)(ch, kbd_tty); 751 } 752 753 754 void 755 ite_filter(c) 756 u_char c; 757 { 758 static u_short mod = 0; 759 register unsigned char code, *str; 760 u_short up, mask; 761 struct key key; 762 int s, i; 763 764 if (!kbd_ite || !(kbd_tty = ite_tty[kbd_ite->device.dv_unit])) 765 return; 766 767 /* have to make sure we're at spltty in here */ 768 s = spltty (); 769 770 up = c & 0x80 ? 1 : 0; 771 c &= 0x7f; 772 code = 0; 773 774 mask = 0; 775 if (c >= KBD_LEFT_ALT && 776 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 777 switch (c) { 778 case KBD_LEFT_SHIFT: 779 mask = KBD_MOD_SHIFT; 780 break; 781 782 case KBD_LEFT_ALT: 783 mask = KBD_MOD_LALT; 784 break; 785 786 case KBD_RIGHT_ALT: 787 mask = KBD_MOD_RALT; 788 break; 789 790 case KBD_LEFT_META: 791 mask = KBD_MOD_LMETA; 792 break; 793 794 case KBD_RIGHT_META: 795 mask = KBD_MOD_RMETA; 796 break; 797 798 case KBD_CAPS_LOCK: 799 /* 800 * capslock already behaves `right', don't need to keep 801 * track of the state in here. 802 */ 803 mask = KBD_MOD_CAPS; 804 break; 805 806 case KBD_CTRL: 807 mask = KBD_MOD_CTRL; 808 break; 809 810 case KBD_OPT1: 811 mask = KBD_MOD_OPT1; 812 break; 813 814 case KBD_OPT2: 815 mask = KBD_MOD_OPT2; 816 break; 817 818 case KBD_RECONNECT: 819 if (up) { /* ite got 0xff */ 820 kbd_setLED(); 821 } 822 break; 823 } 824 825 if (mask & KBD_MOD_CAPS) { 826 if (!up) { 827 mod ^= KBD_MOD_CAPS; 828 kbdled ^= LED_CAPS_LOCK; 829 kbd_setLED(); 830 } 831 } else if (up) { 832 mod &= ~mask; 833 } else mod |= mask; 834 835 /* 836 * return even if it wasn't a modifier key, the other 837 * codes up here are either special (like reset warning), 838 * or not yet defined 839 */ 840 splx (s); 841 return; 842 } 843 844 if (up) { 845 splx (s); 846 return; 847 } 848 849 /* 850 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 851 * this should probably be configurable.. 852 */ 853 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 854 bcopy (&ascii_kbdmap, &kbdmap, sizeof (struct kbdmap)); 855 splx (s); 856 return; 857 } 858 859 /* translate modifiers */ 860 if (mod & KBD_MOD_SHIFT) { 861 if (mod & KBD_MOD_ALT) 862 key = kbdmap.alt_shift_keys[c]; 863 else 864 key = kbdmap.shift_keys[c]; 865 } else if (mod & KBD_MOD_ALT) 866 key = kbdmap.alt_keys[c]; 867 else { 868 key = kbdmap.keys[c]; 869 /* if CAPS and key is CAPable (no pun intended) */ 870 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 871 key = kbdmap.shift_keys[c]; 872 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 873 key = kbdmap.shift_keys[c]; 874 } 875 code = key.code; 876 877 /* handle dead keys */ 878 if (key.mode & KBD_MODE_DEAD) { 879 splx (s); 880 return; 881 } 882 /* if not string, apply META and CTRL modifiers */ 883 if (! (key.mode & KBD_MODE_STRING) 884 && (!(key.mode & KBD_MODE_KPAD) || 885 (kbd_ite && !kbd_ite->keypad_appmode))) { 886 if ((mod & KBD_MOD_CTRL) && 887 (code == ' ' || (code >= '@' && code <= 'z'))) 888 code &= 0x1f; 889 if (mod & KBD_MOD_META) 890 code |= 0x80; 891 } else if ((key.mode & KBD_MODE_KPAD) && 892 (kbd_ite && kbd_ite->keypad_appmode)) { 893 static char *in = "0123456789-+.\r()/*"; 894 static char *out = "pqrstuvwxymlnMPQRS"; 895 char *cp = index (in, code); 896 897 /* 898 * keypad-appmode sends SS3 followed by the above 899 * translated character 900 */ 901 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 902 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 903 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 904 splx(s); 905 return; 906 } else { 907 /* *NO* I don't like this.... */ 908 static u_char app_cursor[] = 909 { 910 3, 27, 'O', 'A', 911 3, 27, 'O', 'B', 912 3, 27, 'O', 'C', 913 3, 27, 'O', 'D'}; 914 915 str = kbdmap.strings + code; 916 /* 917 * if this is a cursor key, AND it has the default 918 * keymap setting, AND we're in app-cursor mode, switch 919 * to the above table. This is *nasty* ! 920 */ 921 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 922 && !bcmp(str, "\x03\x1b[", 3) && 923 index("ABCD", str[3])) 924 str = app_cursor + 4 * (str[3] - 'A'); 925 926 /* 927 * using a length-byte instead of 0-termination allows 928 * to embed \0 into strings, although this is not used 929 * in the default keymap 930 */ 931 for (i = *str++; i; i--) 932 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 933 splx(s); 934 return; 935 } 936 (*linesw[kbd_tty->t_line].l_rint)(code, kbd_tty); 937 938 splx(s); 939 return; 940 } 941 942 /* helper functions, makes the code below more readable */ 943 __inline static void 944 ite_sendstr (ip, str) 945 struct ite_softc *ip; 946 char *str; 947 { 948 while (*str) 949 itesendch (*str++); 950 } 951 952 __inline static void 953 alignment_display(ip) 954 struct ite_softc *ip; 955 { 956 int i, j; 957 958 for (j = 0; j < ip->rows; j++) 959 for (i = 0; i < ip->cols; i++) 960 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 961 attrclr(ip, 0, 0, ip->rows, ip->cols); 962 } 963 964 __inline static void 965 snap_cury(ip) 966 struct ite_softc *ip; 967 { 968 if (ip->inside_margins) { 969 if (ip->cury < ip->top_margin) 970 ip->cury = ip->top_margin; 971 if (ip->cury > ip->bottom_margin) 972 ip->cury = ip->bottom_margin; 973 } 974 } 975 976 __inline static void 977 ite_dnchar(ip, n) 978 struct ite_softc *ip; 979 int n; 980 { 981 n = min(n, ip->cols - ip->curx); 982 if (n < ip->cols - ip->curx) { 983 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 984 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 985 1, ip->cols - ip->curx - n); 986 attrclr(ip, ip->cury, ip->cols - n, 1, n); 987 } 988 while (n-- > 0) 989 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 990 } 991 992 static void 993 ite_inchar(ip, n) 994 struct ite_softc *ip; 995 int n; 996 { 997 int c = ip->save_char; 998 ip->save_char = 0; 999 n = min(n, ip->cols - ip->curx); 1000 if (n < ip->cols - ip->curx) { 1001 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1002 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1003 1, ip->cols - ip->curx - n); 1004 attrclr(ip, ip->cury, ip->curx, 1, n); 1005 } 1006 while (n--) 1007 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1008 ip->save_char = c; 1009 } 1010 1011 __inline static void 1012 ite_clrtoeol(ip) 1013 struct ite_softc *ip; 1014 { 1015 int y = ip->cury, x = ip->curx; 1016 if (ip->cols - x > 0) { 1017 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1018 attrclr(ip, y, x, 1, ip->cols - x); 1019 } 1020 } 1021 1022 __inline static void 1023 ite_clrtobol(ip) 1024 struct ite_softc *ip; 1025 { 1026 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1027 SUBR_CLEAR(ip, y, 0, 1, x); 1028 attrclr(ip, y, 0, 1, x); 1029 } 1030 1031 __inline static void 1032 ite_clrline(ip) 1033 struct ite_softc *ip; 1034 { 1035 int y = ip->cury; 1036 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1037 attrclr(ip, y, 0, 1, ip->cols); 1038 } 1039 1040 __inline static void 1041 ite_clrtoeos(ip) 1042 struct ite_softc *ip; 1043 { 1044 ite_clrtoeol(ip); 1045 if (ip->cury < ip->rows - 1) { 1046 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1047 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1048 } 1049 } 1050 1051 __inline static void 1052 ite_clrtobos(ip) 1053 struct ite_softc *ip; 1054 { 1055 ite_clrtobol(ip); 1056 if (ip->cury > 0) { 1057 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1058 attrclr(ip, 0, 0, ip->cury, ip->cols); 1059 } 1060 } 1061 1062 __inline static void 1063 ite_clrscreen(ip) 1064 struct ite_softc *ip; 1065 { 1066 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1067 attrclr(ip, 0, 0, ip->rows, ip->cols); 1068 } 1069 1070 1071 1072 __inline static void 1073 ite_dnline(ip, n) 1074 struct ite_softc *ip; 1075 int n; 1076 { 1077 /* 1078 * interesting.. if the cursor is outside the scrolling 1079 * region, this command is simply ignored.. 1080 */ 1081 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1082 return; 1083 1084 n = min(n, ip->bottom_margin + 1 - ip->cury); 1085 if (n <= ip->bottom_margin - ip->cury) { 1086 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1087 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1088 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1089 } 1090 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1091 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1092 } 1093 1094 __inline static void 1095 ite_inline(ip, n) 1096 struct ite_softc *ip; 1097 int n; 1098 { 1099 /* 1100 * interesting.. if the cursor is outside the scrolling 1101 * region, this command is simply ignored.. 1102 */ 1103 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1104 return; 1105 1106 if (n <= 0) 1107 n = 1; 1108 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1109 if (n <= ip->bottom_margin - ip->cury) { 1110 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1111 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1112 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1113 } 1114 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1115 attrclr(ip, ip->cury, 0, n, ip->cols); 1116 ip->curx = 0; 1117 } 1118 1119 __inline static void 1120 ite_index (ip) 1121 struct ite_softc *ip; 1122 { 1123 ++ip->cury; 1124 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1125 ip->cury--; 1126 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1127 ite_clrline(ip); 1128 } 1129 /*clr_attr(ip, ATTR_INV);*/ 1130 } 1131 1132 __inline static void 1133 ite_lf (ip) 1134 struct ite_softc *ip; 1135 { 1136 ++ip->cury; 1137 if (ip->cury > ip->bottom_margin) { 1138 ip->cury--; 1139 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1140 ite_clrline(ip); 1141 } 1142 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1143 /*clr_attr(ip, ATTR_INV);*/ 1144 /* reset character set ... thanks for mohta. */ 1145 ip->G0 = CSET_ASCII; 1146 ip->G1 = CSET_JIS1983; 1147 ip->G2 = CSET_JISKANA; 1148 ip->G3 = CSET_JIS1990; 1149 ip->GL = &ip->G0; 1150 ip->GR = &ip->G1; 1151 ip->save_GL = 0; 1152 ip->save_char = 0; 1153 } 1154 1155 __inline static void 1156 ite_crlf (ip) 1157 struct ite_softc *ip; 1158 { 1159 ip->curx = 0; 1160 ite_lf (ip); 1161 } 1162 1163 __inline static void 1164 ite_cr (ip) 1165 struct ite_softc *ip; 1166 { 1167 if (ip->curx) { 1168 ip->curx = 0; 1169 } 1170 } 1171 1172 __inline static void 1173 ite_rlf (ip) 1174 struct ite_softc *ip; 1175 { 1176 ip->cury--; 1177 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1178 ip->cury++; 1179 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1180 ite_clrline(ip); 1181 } 1182 clr_attr(ip, ATTR_INV); 1183 } 1184 1185 __inline static int 1186 atoi (cp) 1187 const char *cp; 1188 { 1189 int n; 1190 1191 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1192 n = n * 10 + *cp - '0'; 1193 return n; 1194 } 1195 1196 __inline static char * 1197 index(cp, ch) 1198 const char *cp; 1199 char ch; 1200 { 1201 while (*cp && *cp != ch) 1202 cp++; 1203 return *cp ? (char *) cp : 0; 1204 } 1205 1206 __inline static int 1207 ite_argnum (ip) 1208 struct ite_softc *ip; 1209 { 1210 char ch; 1211 int n; 1212 1213 /* convert argument string into number */ 1214 if (ip->ap == ip->argbuf) 1215 return 1; 1216 ch = *ip->ap; 1217 *ip->ap = 0; 1218 n = atoi (ip->argbuf); 1219 *ip->ap = ch; 1220 1221 return n; 1222 } 1223 1224 __inline static int 1225 ite_zargnum (ip) 1226 struct ite_softc *ip; 1227 { 1228 char ch; 1229 int n; 1230 1231 /* convert argument string into number */ 1232 if (ip->ap == ip->argbuf) 1233 return 0; 1234 ch = *ip->ap; 1235 *ip->ap = 0; /* terminate string */ 1236 n = atoi (ip->argbuf); 1237 *ip->ap = ch; 1238 1239 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1240 } 1241 1242 void 1243 ite_putstr(s, len, dev) 1244 const u_char *s; 1245 int len; 1246 dev_t dev; 1247 { 1248 struct ite_softc *ip; 1249 int i; 1250 1251 ip = getitesp(dev); 1252 1253 /* XXX avoid problems */ 1254 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1255 return; 1256 1257 SUBR_CURSOR(ip, START_CURSOROPT); 1258 for (i = 0; i < len; i++) 1259 if (s[i]) 1260 iteputchar(s[i], ip); 1261 SUBR_CURSOR(ip, END_CURSOROPT); 1262 } 1263 1264 void 1265 iteputchar(c, ip) 1266 register int c; 1267 struct ite_softc *ip; 1268 { 1269 int n, x, y; 1270 char *cp; 1271 1272 if (c >= 0x20 && ip->escape) { 1273 switch (ip->escape) { 1274 1275 case ESC: 1276 switch (c) { 1277 /* first 7bit equivalents for the 8bit control characters */ 1278 1279 case 'D': 1280 c = IND; 1281 ip->escape = 0; 1282 break; /* and fall into the next switch below (same for all `break') */ 1283 1284 case 'E': 1285 /* next line */ 1286 c = NEL; 1287 ip->escape = 0; 1288 break; 1289 1290 case 'H': 1291 /* set TAB at current col */ 1292 c = HTS; 1293 ip->escape = 0; 1294 break; 1295 1296 case 'M': 1297 /* reverse index */ 1298 c = RI; 1299 ip->escape = 0; 1300 break; 1301 1302 case 'N': 1303 /* single shift G2 */ 1304 c = SS2; 1305 ip->escape = 0; 1306 break; 1307 1308 case 'O': 1309 /* single shift G3 */ 1310 c = SS3; 1311 ip->escape = 0; 1312 break; 1313 1314 case 'P': 1315 /* DCS detected */ 1316 c = DCS; 1317 ip->escape = 0; 1318 break; 1319 1320 case '[': 1321 c = CSI; 1322 ip->escape = 0; 1323 break; 1324 1325 case '\\': 1326 /* String Terminator */ 1327 c = ST; 1328 ip->escape = 0; 1329 break; 1330 1331 case ']': 1332 c = OSC; 1333 ip->escape = 0; 1334 break; 1335 1336 case '^': 1337 c = PM; 1338 ip->escape = 0; 1339 break; 1340 1341 case '_': 1342 c = APC; 1343 ip->escape = 0; 1344 break; 1345 1346 1347 /* introduces 7/8bit control */ 1348 case ' ': 1349 /* can be followed by either F or G */ 1350 ip->escape = ' '; 1351 break; 1352 1353 1354 /* a lot of character set selections, not yet used... 1355 94-character sets: */ 1356 case '(': /* G0 */ 1357 case ')': /* G1 */ 1358 ip->escape = c; 1359 return; 1360 1361 case '*': /* G2 */ 1362 case '+': /* G3 */ 1363 case 'B': /* ASCII */ 1364 case 'A': /* ISO latin 1 */ 1365 case '<': /* user preferred suplemental */ 1366 case '0': /* dec special graphics */ 1367 1368 /* 96-character sets: */ 1369 case '-': /* G1 */ 1370 case '.': /* G2 */ 1371 case '/': /* G3 */ 1372 1373 /* national character sets: */ 1374 case '4': /* dutch */ 1375 case '5': 1376 case 'C': /* finnish */ 1377 case 'R': /* french */ 1378 case 'Q': /* french canadian */ 1379 case 'K': /* german */ 1380 case 'Y': /* italian */ 1381 case '6': /* norwegian/danish */ 1382 /* note: %5 and %6 are not supported (two chars..) */ 1383 1384 ip->escape = 0; 1385 /* just ignore for now */ 1386 return; 1387 1388 /* 94-multibyte character sets designate */ 1389 case '$': 1390 ip->escape = '$'; 1391 return; 1392 1393 /* locking shift modes */ 1394 case '`': 1395 ip->GR = &ip->G1; 1396 ip->escape = 0; 1397 return; 1398 1399 case 'n': 1400 ip->GL = &ip->G2; 1401 ip->escape = 0; 1402 return; 1403 1404 case '}': 1405 ip->GR = &ip->G2; 1406 ip->escape = 0; 1407 return; 1408 1409 case 'o': 1410 ip->GL = &ip->G3; 1411 ip->escape = 0; 1412 return; 1413 1414 case '|': 1415 ip->GR = &ip->G3; 1416 ip->escape = 0; 1417 return; 1418 1419 case '~': 1420 ip->GR = &ip->G1; 1421 ip->escape = 0; 1422 return; 1423 1424 /* font width/height control */ 1425 case '#': 1426 ip->escape = '#'; 1427 return; 1428 1429 case 'c': 1430 /* hard terminal reset .. */ 1431 ite_reset (ip); 1432 SUBR_CURSOR(ip, MOVE_CURSOR); 1433 ip->escape = 0; 1434 return; 1435 1436 1437 case '7': 1438 /* save cursor */ 1439 ip->save_curx = ip->curx; 1440 ip->save_cury = ip->cury; 1441 ip->save_attribute = ip->attribute; 1442 ip->sc_om = ip->inside_margins; 1443 ip->sc_G0 = ip->G0; 1444 ip->sc_G1 = ip->G1; 1445 ip->sc_G2 = ip->G2; 1446 ip->sc_G3 = ip->G3; 1447 ip->sc_GL = ip->GL; 1448 ip->sc_GR = ip->GR; 1449 ip->escape = 0; 1450 return; 1451 1452 case '8': 1453 /* restore cursor */ 1454 ip->curx = ip->save_curx; 1455 ip->cury = ip->save_cury; 1456 ip->attribute = ip->save_attribute; 1457 ip->inside_margins = ip->sc_om; 1458 ip->G0 = ip->sc_G0; 1459 ip->G1 = ip->sc_G1; 1460 ip->G2 = ip->sc_G2; 1461 ip->G3 = ip->sc_G3; 1462 ip->GL = ip->sc_GL; 1463 ip->GR = ip->sc_GR; 1464 SUBR_CURSOR(ip, MOVE_CURSOR); 1465 ip->escape = 0; 1466 return; 1467 1468 case '=': 1469 /* keypad application mode */ 1470 ip->keypad_appmode = 1; 1471 ip->escape = 0; 1472 return; 1473 1474 case '>': 1475 /* keypad numeric mode */ 1476 ip->keypad_appmode = 0; 1477 ip->escape = 0; 1478 return; 1479 1480 case 'Z': /* request ID */ 1481 if (ip->emul_level == EMUL_VT100) 1482 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1483 else 1484 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1485 ip->escape = 0; 1486 return; 1487 1488 /* default catch all for not recognized ESC sequences */ 1489 default: 1490 ip->escape = 0; 1491 return; 1492 } 1493 break; 1494 1495 1496 case '(': /* designate G0 */ 1497 switch (c) { 1498 case 'B': /* USASCII */ 1499 ip->G0 = CSET_ASCII; 1500 ip->escape = 0; 1501 return; 1502 case 'I': 1503 ip->G0 = CSET_JISKANA; 1504 ip->escape = 0; 1505 return; 1506 case 'J': 1507 ip->G0 = CSET_JISROMA; 1508 ip->escape = 0; 1509 return; 1510 case 'A': /* British or ISO-Latin-1 */ 1511 case 'H': /* Swedish */ 1512 case 'K': /* German */ 1513 case 'R': /* French */ 1514 case 'Y': /* Italian */ 1515 case 'Z': /* Spanish */ 1516 default: 1517 /* not supported */ 1518 ip->escape = 0; 1519 return; 1520 } 1521 1522 case ')': /* designate G1 */ 1523 ip->escape = 0; 1524 return; 1525 1526 case '$': /* 94-multibyte character set */ 1527 switch (c) { 1528 case '@': 1529 ip->G0 = CSET_JIS1978; 1530 ip->escape = 0; 1531 return; 1532 case 'B': 1533 ip->G0 = CSET_JIS1983; 1534 ip->escape = 0; 1535 return; 1536 case 'D': 1537 ip->G0 = CSET_JIS1990; 1538 ip->escape = 0; 1539 return; 1540 default: 1541 /* not supported */ 1542 ip->escape = 0; 1543 return; 1544 } 1545 1546 case ' ': 1547 switch (c) { 1548 case 'F': 1549 ip->eightbit_C1 = 0; 1550 ip->escape = 0; 1551 return; 1552 1553 case 'G': 1554 ip->eightbit_C1 = 1; 1555 ip->escape = 0; 1556 return; 1557 1558 default: 1559 /* not supported */ 1560 ip->escape = 0; 1561 return; 1562 } 1563 break; 1564 1565 case '#': 1566 switch (c) { 1567 case '5': 1568 /* single height, single width */ 1569 ip->escape = 0; 1570 return; 1571 1572 case '6': 1573 /* double width, single height */ 1574 ip->escape = 0; 1575 return; 1576 1577 case '3': 1578 /* top half */ 1579 ip->escape = 0; 1580 return; 1581 1582 case '4': 1583 /* bottom half */ 1584 ip->escape = 0; 1585 return; 1586 1587 case '8': 1588 /* screen alignment pattern... */ 1589 alignment_display (ip); 1590 ip->escape = 0; 1591 return; 1592 1593 default: 1594 ip->escape = 0; 1595 return; 1596 } 1597 break; 1598 1599 1600 1601 case CSI: 1602 /* the biggie... */ 1603 switch (c) { 1604 case '0': case '1': case '2': case '3': case '4': 1605 case '5': case '6': case '7': case '8': case '9': 1606 case ';': case '\"': case '$': case '>': 1607 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1608 *ip->ap++ = c; 1609 return; 1610 1611 case 'p': 1612 *ip->ap = 0; 1613 if (!strncmp(ip->argbuf, "61\"", 3)) 1614 ip->emul_level = EMUL_VT100; 1615 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1616 || !strncmp(ip->argbuf, "62;1\"", 5)) 1617 ip->emul_level = EMUL_VT300_7; 1618 else 1619 ip->emul_level = EMUL_VT300_8; 1620 ip->escape = 0; 1621 return; 1622 1623 1624 case '?': 1625 *ip->ap = 0; 1626 ip->escape = '?'; 1627 ip->ap = ip->argbuf; 1628 return; 1629 1630 1631 case 'c': 1632 /* device attributes */ 1633 *ip->ap = 0; 1634 if (ip->argbuf[0] == '>') { 1635 ite_sendstr (ip, "\033[>24;0;0;0c"); 1636 } else 1637 switch (ite_zargnum(ip)) { 1638 case 0: 1639 /* primary DA request, send primary DA response */ 1640 if (ip->emul_level == EMUL_VT100) 1641 ite_sendstr (ip, "\033[?1;1c"); 1642 else 1643 ite_sendstr (ip, "\033[63;0c"); 1644 break; 1645 } 1646 ip->escape = 0; 1647 return; 1648 1649 case 'n': 1650 switch (ite_zargnum(ip)) { 1651 case 5: 1652 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1653 break; 1654 case 6: 1655 /* cursor position report */ 1656 sprintf (ip->argbuf, "\033[%d;%dR", 1657 ip->cury + 1, ip->curx + 1); 1658 ite_sendstr (ip, ip->argbuf); 1659 break; 1660 } 1661 ip->escape = 0; 1662 return; 1663 1664 1665 case 'x': 1666 switch (ite_zargnum(ip)) { 1667 case 0: 1668 /* Fake some terminal parameters. */ 1669 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1670 break; 1671 case 1: 1672 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1673 break; 1674 } 1675 ip->escape = 0; 1676 return; 1677 1678 1679 case 'g': 1680 /* clear tabs */ 1681 switch (ite_zargnum(ip)) { 1682 case 0: 1683 if (ip->curx < ip->cols) 1684 ip->tabs[ip->curx] = 0; 1685 break; 1686 case 3: 1687 for (n = 0; n < ip->cols; n++) 1688 ip->tabs[n] = 0; 1689 break; 1690 1691 default: 1692 /* ignore */ 1693 break; 1694 } 1695 ip->escape = 0; 1696 return; 1697 1698 1699 case 'h': /* set mode */ 1700 case 'l': /* reset mode */ 1701 n = ite_zargnum (ip); 1702 switch (n) { 1703 case 4: 1704 ip->imode = (c == 'h'); /* insert/replace mode */ 1705 break; 1706 case 20: 1707 ip->linefeed_newline = (c == 'h'); 1708 break; 1709 } 1710 ip->escape = 0; 1711 return; 1712 1713 1714 case 'M': 1715 /* delete line */ 1716 ite_dnline (ip, ite_argnum (ip)); 1717 ip->escape = 0; 1718 return; 1719 1720 1721 case 'L': 1722 /* insert line */ 1723 ite_inline (ip, ite_argnum (ip)); 1724 ip->escape = 0; 1725 return; 1726 1727 1728 case 'P': 1729 /* delete char */ 1730 ite_dnchar (ip, ite_argnum (ip)); 1731 ip->escape = 0; 1732 return; 1733 1734 1735 case '@': 1736 /* insert char(s) */ 1737 ite_inchar (ip, ite_argnum (ip)); 1738 ip->escape = 0; 1739 return; 1740 1741 case '!': 1742 /* soft terminal reset */ 1743 ip->escape = 0; /* XXX */ 1744 return; 1745 1746 case 'G': 1747 /* this one was *not* in my vt320 manual but in 1748 a vt320 termcap entry.. who is right? 1749 It's supposed to set the horizontal cursor position. */ 1750 *ip->ap = 0; 1751 x = atoi (ip->argbuf); 1752 if (x) x--; 1753 ip->curx = min(x, ip->cols - 1); 1754 ip->escape = 0; 1755 SUBR_CURSOR(ip, MOVE_CURSOR); 1756 clr_attr (ip, ATTR_INV); 1757 return; 1758 1759 1760 case 'd': 1761 /* same thing here, this one's for setting the absolute 1762 vertical cursor position. Not documented... */ 1763 *ip->ap = 0; 1764 y = atoi (ip->argbuf); 1765 if (y) y--; 1766 if (ip->inside_margins) 1767 y += ip->top_margin; 1768 ip->cury = min(y, ip->rows - 1); 1769 ip->escape = 0; 1770 snap_cury(ip); 1771 SUBR_CURSOR(ip, MOVE_CURSOR); 1772 clr_attr (ip, ATTR_INV); 1773 return; 1774 1775 1776 case 'H': 1777 case 'f': 1778 *ip->ap = 0; 1779 y = atoi (ip->argbuf); 1780 x = 0; 1781 cp = index (ip->argbuf, ';'); 1782 if (cp) 1783 x = atoi (cp + 1); 1784 if (x) x--; 1785 if (y) y--; 1786 if (ip->inside_margins) 1787 y += ip->top_margin; 1788 ip->cury = min(y, ip->rows - 1); 1789 ip->curx = min(x, ip->cols - 1); 1790 ip->escape = 0; 1791 snap_cury(ip); 1792 SUBR_CURSOR(ip, MOVE_CURSOR); 1793 /*clr_attr (ip, ATTR_INV);*/ 1794 return; 1795 1796 case 'A': 1797 /* cursor up */ 1798 n = ite_argnum (ip); 1799 n = ip->cury - (n ? n : 1); 1800 if (n < 0) n = 0; 1801 if (ip->inside_margins) 1802 n = max(ip->top_margin, n); 1803 else if (n == ip->top_margin - 1) 1804 /* allow scrolling outside region, but don't scroll out 1805 of active region without explicit CUP */ 1806 n = ip->top_margin; 1807 ip->cury = n; 1808 ip->escape = 0; 1809 SUBR_CURSOR(ip, MOVE_CURSOR); 1810 clr_attr (ip, ATTR_INV); 1811 return; 1812 1813 case 'B': 1814 /* cursor down */ 1815 n = ite_argnum (ip); 1816 n = ip->cury + (n ? n : 1); 1817 n = min(ip->rows - 1, n); 1818 #if 0 1819 if (ip->inside_margins) 1820 #endif 1821 n = min(ip->bottom_margin, n); 1822 #if 0 1823 else if (n == ip->bottom_margin + 1) 1824 /* allow scrolling outside region, but don't scroll out 1825 of active region without explicit CUP */ 1826 n = ip->bottom_margin; 1827 #endif 1828 ip->cury = n; 1829 ip->escape = 0; 1830 SUBR_CURSOR(ip, MOVE_CURSOR); 1831 clr_attr (ip, ATTR_INV); 1832 return; 1833 1834 case 'C': 1835 /* cursor forward */ 1836 n = ite_argnum (ip); 1837 n = n ? n : 1; 1838 ip->curx = min(ip->curx + n, ip->cols - 1); 1839 ip->escape = 0; 1840 SUBR_CURSOR(ip, MOVE_CURSOR); 1841 clr_attr (ip, ATTR_INV); 1842 return; 1843 1844 case 'D': 1845 /* cursor backward */ 1846 n = ite_argnum (ip); 1847 n = n ? n : 1; 1848 n = ip->curx - n; 1849 ip->curx = n >= 0 ? n : 0; 1850 ip->escape = 0; 1851 SUBR_CURSOR(ip, MOVE_CURSOR); 1852 clr_attr (ip, ATTR_INV); 1853 return; 1854 1855 1856 case 'J': 1857 /* erase screen */ 1858 *ip->ap = 0; 1859 n = ite_zargnum (ip); 1860 if (n == 0) 1861 ite_clrtoeos(ip); 1862 else if (n == 1) 1863 ite_clrtobos(ip); 1864 else if (n == 2) 1865 ite_clrscreen(ip); 1866 ip->escape = 0; 1867 return; 1868 1869 1870 case 'K': 1871 /* erase line */ 1872 n = ite_zargnum (ip); 1873 if (n == 0) 1874 ite_clrtoeol(ip); 1875 else if (n == 1) 1876 ite_clrtobol(ip); 1877 else if (n == 2) 1878 ite_clrline(ip); 1879 ip->escape = 0; 1880 return; 1881 1882 case 'S': 1883 /* scroll up */ 1884 n = ite_zargnum (ip); 1885 if (n <= 0) 1886 n = 1; 1887 else if (n > ip->rows-1) 1888 n = ip->rows-1; 1889 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1890 ip->escape = 0; 1891 return; 1892 1893 case 'T': 1894 /* scroll down */ 1895 n = ite_zargnum (ip); 1896 if (n <= 0) 1897 n = 1; 1898 else if (n > ip->rows-1) 1899 n = ip->rows-1; 1900 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1901 ip->escape = 0; 1902 return; 1903 1904 case 'X': 1905 /* erase character */ 1906 n = ite_argnum(ip) - 1; 1907 n = min(n, ip->cols - 1 - ip->curx); 1908 for (; n >= 0; n--) { 1909 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1910 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1911 } 1912 ip->escape = 0; 1913 return; 1914 1915 1916 case '}': case '`': 1917 /* status line control */ 1918 ip->escape = 0; 1919 return; 1920 1921 case 'r': 1922 /* set scrolling region */ 1923 ip->escape = 0; 1924 *ip->ap = 0; 1925 x = atoi (ip->argbuf); 1926 x = x ? x : 1; 1927 y = ip->rows; 1928 cp = index (ip->argbuf, ';'); 1929 if (cp) { 1930 y = atoi (cp + 1); 1931 y = y ? y : ip->rows; 1932 } 1933 if (y <= x) 1934 return; 1935 x--; 1936 y--; 1937 ip->top_margin = min(x, ip->rows - 2); 1938 ip->bottom_margin = min(y, ip->rows - 1); 1939 if (ip->inside_margins) { 1940 ip->cury = ip->top_margin; 1941 } else 1942 ip->cury = 0; 1943 ip->curx = 0; 1944 return; 1945 1946 1947 case 'm': 1948 /* big attribute setter/resetter */ 1949 { 1950 char *cp; 1951 *ip->ap = 0; 1952 /* kludge to make CSIm work (== CSI0m) */ 1953 if (ip->ap == ip->argbuf) 1954 ip->ap++; 1955 for (cp = ip->argbuf; cp < ip->ap; ) { 1956 switch (*cp) { 1957 case 0: 1958 case '0': 1959 clr_attr (ip, ATTR_ALL); 1960 ip->fgcolor = 7; 1961 ip->bgcolor = 0; 1962 cp++; 1963 break; 1964 1965 case '1': 1966 set_attr (ip, ATTR_BOLD); 1967 cp++; 1968 break; 1969 1970 case '2': 1971 switch (cp[1]) { 1972 case '2': 1973 clr_attr (ip, ATTR_BOLD); 1974 cp += 2; 1975 break; 1976 1977 case '4': 1978 clr_attr (ip, ATTR_UL); 1979 cp += 2; 1980 break; 1981 1982 case '5': 1983 clr_attr (ip, ATTR_BLINK); 1984 cp += 2; 1985 break; 1986 1987 case '7': 1988 clr_attr (ip, ATTR_INV); 1989 cp += 2; 1990 break; 1991 1992 default: 1993 cp++; 1994 break; 1995 } 1996 break; 1997 1998 case '3': 1999 switch (cp[1]) { 2000 case '0': case '1': case '2': case '3': 2001 case '4': case '5': case '6': case '7': 2002 /* foreground colors */ 2003 ip->fgcolor = cp[1] - '0'; 2004 cp += 2; 2005 break; 2006 default: 2007 cp++; 2008 break; 2009 } 2010 break; 2011 2012 case '4': 2013 switch (cp[1]) { 2014 case '0': case '1': case '2': case '3': 2015 case '4': case '5': case '6': case '7': 2016 /* background colors */ 2017 ip->bgcolor = cp[1] - '0'; 2018 cp += 2; 2019 break; 2020 default: 2021 set_attr (ip, ATTR_UL); 2022 cp++; 2023 break; 2024 } 2025 break; 2026 2027 case '5': 2028 set_attr (ip, ATTR_BLINK); 2029 cp++; 2030 break; 2031 2032 case '7': 2033 set_attr (ip, ATTR_INV); 2034 cp++; 2035 break; 2036 2037 default: 2038 cp++; 2039 break; 2040 } 2041 } 2042 2043 } 2044 ip->escape = 0; 2045 return; 2046 2047 2048 case 'u': 2049 /* DECRQTSR */ 2050 ite_sendstr (ip, "\033P\033\\"); 2051 ip->escape = 0; 2052 return; 2053 2054 default: 2055 ip->escape = 0; 2056 return; 2057 } 2058 break; 2059 2060 2061 2062 case '?': /* CSI ? */ 2063 switch (c) { 2064 case '0': case '1': case '2': case '3': case '4': 2065 case '5': case '6': case '7': case '8': case '9': 2066 case ';': case '\"': case '$': 2067 /* Don't fill the last character; it's needed. */ 2068 /* XXX yeah, where ?? */ 2069 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2070 *ip->ap++ = c; 2071 return; 2072 2073 2074 case 'n': 2075 /* Terminal Reports */ 2076 *ip->ap = 0; 2077 if (ip->ap == &ip->argbuf[2]) { 2078 if (!strncmp(ip->argbuf, "15", 2)) 2079 /* printer status: no printer */ 2080 ite_sendstr (ip, "\033[13n"); 2081 2082 else if (!strncmp(ip->argbuf, "25", 2)) 2083 /* udk status */ 2084 ite_sendstr (ip, "\033[20n"); 2085 2086 else if (!strncmp(ip->argbuf, "26", 2)) 2087 /* keyboard dialect: US */ 2088 ite_sendstr (ip, "\033[27;1n"); 2089 } 2090 ip->escape = 0; 2091 return; 2092 2093 2094 case 'h': /* set dec private modes */ 2095 case 'l': /* reset dec private modes */ 2096 n = ite_zargnum (ip); 2097 switch (n) { 2098 case 1: 2099 /* CKM - cursor key mode */ 2100 ip->cursor_appmode = (c == 'h'); 2101 break; 2102 2103 case 3: 2104 /* 132/80 columns (132 == 'h') */ 2105 break; 2106 2107 case 4: /* smooth scroll */ 2108 break; 2109 2110 case 5: 2111 /* light background (=='h') /dark background(=='l') */ 2112 break; 2113 2114 case 6: /* origin mode */ 2115 ip->inside_margins = (c == 'h'); 2116 #if 0 2117 ip->curx = 0; 2118 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2119 SUBR_CURSOR(ip, MOVE_CURSOR); 2120 #endif 2121 break; 2122 2123 case 7: /* auto wraparound */ 2124 ip->auto_wrap = (c == 'h'); 2125 break; 2126 2127 case 8: /* keyboard repeat */ 2128 ip->key_repeat = (c == 'h'); 2129 break; 2130 2131 case 20: /* newline mode */ 2132 ip->linefeed_newline = (c == 'h'); 2133 break; 2134 2135 case 25: /* cursor on/off */ 2136 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2137 break; 2138 } 2139 ip->escape = 0; 2140 return; 2141 2142 case 'K': 2143 /* selective erase in line */ 2144 case 'J': 2145 /* selective erase in display */ 2146 2147 default: 2148 ip->escape = 0; 2149 return; 2150 } 2151 break; 2152 2153 2154 default: 2155 ip->escape = 0; 2156 return; 2157 } 2158 } 2159 2160 switch (c) { 2161 case 0x00: /* NUL */ 2162 case 0x01: /* SOH */ 2163 case 0x02: /* STX */ 2164 case 0x03: /* ETX */ 2165 case 0x04: /* EOT */ 2166 case 0x05: /* ENQ */ 2167 case 0x06: /* ACK */ 2168 break; 2169 2170 case BEL: 2171 #if NBELL > 0 2172 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) 2173 opm_bell(); 2174 #endif 2175 break; 2176 2177 case BS: 2178 if (--ip->curx < 0) 2179 ip->curx = 0; 2180 else 2181 SUBR_CURSOR(ip, MOVE_CURSOR); 2182 break; 2183 2184 case HT: 2185 for (n = ip->curx + 1; n < ip->cols; n++) { 2186 if (ip->tabs[n]) { 2187 ip->curx = n; 2188 SUBR_CURSOR(ip, MOVE_CURSOR); 2189 break; 2190 } 2191 } 2192 break; 2193 2194 case VT: /* VT is treated like LF */ 2195 case FF: /* so is FF */ 2196 case LF: 2197 /* cr->crlf distinction is done here, on output, 2198 not on input! */ 2199 if (ip->linefeed_newline) 2200 ite_crlf (ip); 2201 else 2202 ite_lf (ip); 2203 break; 2204 2205 case CR: 2206 ite_cr (ip); 2207 break; 2208 2209 2210 case SO: 2211 ip->GL = &ip->G1; 2212 break; 2213 2214 case SI: 2215 ip->GL = &ip->G0; 2216 break; 2217 2218 case 0x10: /* DLE */ 2219 case 0x11: /* DC1/XON */ 2220 case 0x12: /* DC2 */ 2221 case 0x13: /* DC3/XOFF */ 2222 case 0x14: /* DC4 */ 2223 case 0x15: /* NAK */ 2224 case 0x16: /* SYN */ 2225 case 0x17: /* ETB */ 2226 break; 2227 2228 case CAN: 2229 ip->escape = 0; /* cancel any escape sequence in progress */ 2230 break; 2231 2232 case 0x19: /* EM */ 2233 break; 2234 2235 case SUB: 2236 ip->escape = 0; /* dito, but see below */ 2237 /* should also display a reverse question mark!! */ 2238 break; 2239 2240 case ESC: 2241 ip->escape = ESC; 2242 break; 2243 2244 case 0x1c: /* FS */ 2245 case 0x1d: /* GS */ 2246 case 0x1e: /* RS */ 2247 case 0x1f: /* US */ 2248 break; 2249 2250 /* now it gets weird.. 8bit control sequences.. */ 2251 case IND: /* index: move cursor down, scroll */ 2252 ite_index (ip); 2253 break; 2254 2255 case NEL: /* next line. next line, first pos. */ 2256 ite_crlf (ip); 2257 break; 2258 2259 case HTS: /* set horizontal tab */ 2260 if (ip->curx < ip->cols) 2261 ip->tabs[ip->curx] = 1; 2262 break; 2263 2264 case RI: /* reverse index */ 2265 ite_rlf (ip); 2266 break; 2267 2268 case SS2: /* go into G2 for one character */ 2269 ip->save_GL = ip->GR; /* GL XXX EUC */ 2270 ip->GR = &ip->G2; /* GL XXX */ 2271 break; 2272 2273 case SS3: /* go into G3 for one character */ 2274 ip->save_GL = ip->GR; /* GL XXX EUC */ 2275 ip->GR = &ip->G3; /* GL XXX */ 2276 break; 2277 2278 case DCS: /* device control string introducer */ 2279 ip->escape = DCS; 2280 ip->ap = ip->argbuf; 2281 break; 2282 2283 case CSI: /* control sequence introducer */ 2284 ip->escape = CSI; 2285 ip->ap = ip->argbuf; 2286 break; 2287 2288 case ST: /* string terminator */ 2289 /* ignore, if not used as terminator */ 2290 break; 2291 2292 case OSC: /* introduces OS command. Ignore everything upto ST */ 2293 ip->escape = OSC; 2294 break; 2295 2296 case PM: /* privacy message, ignore everything upto ST */ 2297 ip->escape = PM; 2298 break; 2299 2300 case APC: /* application program command, ignore everything upto ST */ 2301 ip->escape = APC; 2302 break; 2303 2304 case DEL: 2305 break; 2306 2307 default: 2308 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2309 ip->save_char = c; 2310 break; 2311 } 2312 if (ip->imode) 2313 ite_inchar(ip, ip->save_char ? 2 : 1); 2314 iteprecheckwrap(ip); 2315 #ifdef DO_WEIRD_ATTRIBUTES 2316 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2317 attrset(ip, ATTR_INV); 2318 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2319 } 2320 else 2321 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2322 #else 2323 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2324 #endif 2325 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2326 itecheckwrap(ip); 2327 if (ip->save_char) { 2328 itecheckwrap(ip); 2329 ip->save_char = 0; 2330 } 2331 if (ip->save_GL) { 2332 /* 2333 * reset single shift 2334 */ 2335 ip->GR = ip->save_GL; 2336 ip->save_GL = 0; 2337 } 2338 break; 2339 } 2340 } 2341 2342 static void 2343 iteprecheckwrap(ip) 2344 struct ite_softc *ip; 2345 { 2346 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2347 ip->curx = 0; 2348 clr_attr(ip, ATTR_INV); 2349 if (++ip->cury >= ip->bottom_margin + 1) { 2350 ip->cury = ip->bottom_margin; 2351 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2352 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2353 ite_clrtoeol(ip); 2354 } /*else 2355 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2356 } 2357 } 2358 2359 static void 2360 itecheckwrap(ip) 2361 struct ite_softc *ip; 2362 { 2363 #if 0 2364 if (++ip->curx == ip->cols) { 2365 if (ip->auto_wrap) { 2366 ip->curx = 0; 2367 clr_attr(ip, ATTR_INV); 2368 if (++ip->cury >= ip->bottom_margin + 1) { 2369 ip->cury = ip->bottom_margin; 2370 SUBR_CURSOR(ip, MOVE_CURSOR); 2371 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2372 ite_clrtoeol(ip); 2373 return; 2374 } 2375 } else 2376 /* stay there if no autowrap.. */ 2377 ip->curx--; 2378 } 2379 #else 2380 if (ip->curx < ip->cols) { 2381 ip->curx++; 2382 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2383 } 2384 #endif 2385 } 2386 2387 #endif 2388 2389 #if NITE > 0 && NKBD > 0 2390 2391 /* 2392 * Console functions 2393 */ 2394 #include <dev/cons.h> 2395 extern void kbdenable __P((int)); 2396 extern int kbdcngetc __P((void)); 2397 2398 /* 2399 * Return a priority in consdev->cn_pri field highest wins. This function 2400 * is called before any devices have been probed. 2401 */ 2402 void 2403 itecnprobe(cd) 2404 struct consdev *cd; 2405 { 2406 int maj; 2407 2408 /* locate the major number */ 2409 for (maj = 0; maj < nchrdev; maj++) 2410 if (cdevsw[maj].d_open == iteopen) 2411 break; 2412 2413 /* 2414 * return priority of the best ite (already picked from attach) 2415 * or CN_DEAD. 2416 */ 2417 if (con_itesoftc.grf == NULL) 2418 cd->cn_pri = CN_DEAD; 2419 else { 2420 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2421 /* 2422 * hardcode the minor number. 2423 * currently we support only one ITE, it is enough for now. 2424 */ 2425 con_itesoftc.isw = &itesw[0]; 2426 cd->cn_pri = CN_INTERNAL; 2427 cd->cn_dev = makedev(maj, 0); 2428 } 2429 2430 } 2431 2432 void 2433 itecninit(cd) 2434 struct consdev *cd; 2435 { 2436 struct ite_softc *ip; 2437 2438 ip = getitesp(cd->cn_dev); 2439 iteinit(cd->cn_dev); /* init console unit */ 2440 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2441 kbdenable(0); 2442 mfp_send_usart(0x49); 2443 } 2444 2445 /* 2446 * itecnfinish() is called in ite_init() when the device is 2447 * being probed in the normal fasion, thus we can finish setting 2448 * up this ite now that the system is more functional. 2449 */ 2450 void 2451 itecnfinish(ip) 2452 struct ite_softc *ip; 2453 { 2454 static int done; 2455 2456 if (done) 2457 return; 2458 done = 1; 2459 } 2460 2461 /*ARGSUSED*/ 2462 int 2463 itecngetc(dev) 2464 dev_t dev; 2465 { 2466 register int c; 2467 2468 do { 2469 c = kbdcngetc(); 2470 c = ite_cnfilter(c); 2471 } while (c == -1); 2472 return (c); 2473 } 2474 2475 void 2476 itecnputc(dev, c) 2477 dev_t dev; 2478 int c; 2479 { 2480 static int paniced = 0; 2481 struct ite_softc *ip = getitesp(dev); 2482 char ch = c; 2483 #ifdef ITE_KERNEL_ATTR 2484 short save_attribute; 2485 #endif 2486 2487 if (panicstr && !paniced && 2488 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2489 (void) iteon(dev, 3); 2490 paniced = 1; 2491 } 2492 #ifdef ITE_KERNEL_ATTR 2493 save_attribute = ip->attribute; 2494 ip->attribute = ITE_KERNEL_ATTR; 2495 #endif 2496 ite_putstr(&ch, 1, dev); 2497 #ifdef ITE_KERNEL_ATTR 2498 ip->attribute = save_attribute; 2499 #endif 2500 } 2501 #endif 2502