ite.c revision 1.17.6.1
1 /* $NetBSD: ite.c,v 1.17.6.1 1999/11/30 13:33:14 itojun 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 void repeat_handler __P((void *arg)); 114 static int ite_argnum __P((struct ite_softc *ip)); 115 static int ite_zargnum __P((struct ite_softc *ip)); 116 static void ite_sendstr __P((struct ite_softc *ip, char *str)); 117 __inline static int atoi __P((const char *cp)); 118 __inline static char *index __P((const char *cp, char ch)); 119 void ite_reset __P((struct ite_softc *ip)); 120 struct ite_softc *getitesp __P((dev_t)); 121 int iteon __P((dev_t, int)); 122 void iteoff __P((dev_t, int)); 123 124 struct itesw itesw[] = { 125 {0, tv_init, tv_deinit, 0, 126 0, 0, 0} 127 }; 128 int nitesw = sizeof(itesw) / sizeof(itesw[0]); 129 130 /* 131 * # of chars are output in a single itestart() call. 132 * If this is too big, user processes will be blocked out for 133 * long periods of time while we are emptying the queue in itestart(). 134 * If it is too small, console output will be very ragged. 135 */ 136 #define ITEBURST 64 137 138 int nite = NITE; 139 struct tty *ite_tty[NITE]; 140 struct ite_softc *kbd_ite = NULL; 141 struct ite_softc con_itesoftc; 142 143 struct tty *kbd_tty = NULL; 144 145 int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ 146 int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ 147 148 u_char cons_tabs[MAX_TABS]; 149 150 cdev_decl(ite); 151 152 void itestart __P((struct tty *tp)); 153 154 void iteputchar __P((int c, struct ite_softc *ip)); 155 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 156 157 void iteattach __P((struct device *, struct device *, void *)); 158 int itematch __P((struct device *, struct cfdata *, void *)); 159 160 struct cfattach ite_ca = { 161 sizeof(struct ite_softc), itematch, iteattach 162 }; 163 164 extern struct cfdriver ite_cd; 165 166 int 167 itematch(pdp, cdp, auxp) 168 struct device *pdp; 169 struct cfdata *cdp; 170 void *auxp; 171 { 172 struct grf_softc *gp; 173 #if 0 174 int maj; 175 #endif 176 177 gp = auxp; 178 179 /* ite0 should be at grf0 XXX */ 180 if(cdp->cf_unit != gp->g_device.dv_unit) 181 return(0); 182 183 #if 0 184 /* 185 * all that our mask allows (more than enough no one 186 * has > 32 monitors for text consoles on one machine) 187 */ 188 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 189 return(0); 190 /* 191 * XXX 192 * normally this would be done in attach, however 193 * during early init we do not have a device pointer 194 * and thus no unit number. 195 */ 196 for(maj = 0; maj < nchrdev; maj++) 197 if (cdevsw[maj].d_open == iteopen) 198 break; 199 gp->g_itedev = makedev(maj, cdp->cf_unit); 200 #endif 201 return(1); 202 } 203 204 /* 205 * iteinit() is the standard entry point for initialization of 206 * an ite device, it is also called from ite_cninit(). 207 */ 208 void 209 iteattach(pdp, dp, auxp) 210 struct device *pdp, *dp; 211 void *auxp; 212 { 213 struct ite_softc *ip; 214 struct grf_softc *gp; 215 216 gp = (struct grf_softc *)auxp; 217 if (dp) { 218 ip = (struct ite_softc *)dp; 219 if(con_itesoftc.grf != NULL 220 /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { 221 /* 222 * console reinit copy params over. 223 * and console always gets keyboard 224 */ 225 bcopy(&con_itesoftc.grf, &ip->grf, 226 (char *)&ip[1] - (char *)&ip->grf); 227 con_itesoftc.grf = NULL; 228 kbd_ite = ip; 229 } 230 ip->grf = gp; 231 iteinit(ip->device.dv_unit); /* XXX */ 232 printf(": rows %d cols %d", ip->rows, ip->cols); 233 if (kbd_ite == NULL) 234 kbd_ite = ip; 235 printf("\n"); 236 } else { 237 if (con_itesoftc.grf != NULL) 238 return; 239 con_itesoftc.grf = gp; 240 con_itesoftc.tabs = cons_tabs; 241 } 242 } 243 244 struct ite_softc * 245 getitesp(dev) 246 dev_t dev; 247 { 248 extern int x68k_realconfig; 249 250 if (x68k_realconfig && con_itesoftc.grf == NULL) 251 return(ite_cd.cd_devs[UNIT(dev)]); 252 253 if (con_itesoftc.grf == NULL) 254 panic("no ite_softc for console"); 255 return(&con_itesoftc); 256 } 257 258 void 259 iteinit(dev) 260 dev_t dev; 261 { 262 struct ite_softc *ip; 263 264 ip = getitesp(dev); 265 266 if (ip->flags & ITE_INITED) 267 return; 268 bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); 269 270 ip->curx = 0; 271 ip->cury = 0; 272 ip->cursorx = 0; 273 ip->cursory = 0; 274 275 ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ 276 SUBR_INIT(ip); 277 SUBR_CURSOR(ip, DRAW_CURSOR); 278 if (!ip->tabs) 279 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 280 ite_reset(ip); 281 ip->flags |= ITE_INITED; 282 } 283 284 /* 285 * Perform functions necessary to setup device as a terminal emulator. 286 */ 287 int 288 iteon(dev, flag) 289 dev_t dev; 290 int flag; 291 { 292 int unit = UNIT(dev); 293 struct ite_softc *ip; 294 295 if (unit < 0 || unit >= ite_cd.cd_ndevs || 296 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 297 return(ENXIO); 298 /* force ite active, overriding graphics mode */ 299 if (flag & 1) { 300 ip->flags |= ITE_ACTIVE; 301 ip->flags &= ~(ITE_INGRF|ITE_INITED); 302 } 303 /* leave graphics mode */ 304 if (flag & 2) { 305 ip->flags &= ~ITE_INGRF; 306 if ((ip->flags & ITE_ACTIVE) == 0) 307 return(0); 308 } 309 ip->flags |= ITE_ACTIVE; 310 if (ip->flags & ITE_INGRF) 311 return(0); 312 iteinit(dev); 313 if (flag & 2) 314 ite_reset(ip); 315 #if NKBD > 0 316 mfp_send_usart (0x49); /* XXX */ 317 #endif 318 return(0); 319 } 320 321 /* 322 * "Shut down" device as terminal emulator. 323 * Note that we do not deinit the console device unless forced. 324 * Deinit'ing the console every time leads to a very active 325 * screen when processing /etc/rc. 326 */ 327 void 328 iteoff(dev, flag) 329 dev_t dev; 330 int flag; 331 { 332 int unit = UNIT(dev); 333 register struct ite_softc *ip; 334 335 /* XXX check whether when call from grf.c */ 336 if (unit < 0 || unit >= ite_cd.cd_ndevs || 337 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 338 return; 339 if (flag & 2) 340 ip->flags |= ITE_INGRF; 341 342 if ((ip->flags & ITE_ACTIVE) == 0) 343 return; 344 if ((flag & 1) || 345 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 346 SUBR_DEINIT(ip); 347 348 /* 349 * XXX When the system is rebooted with "reboot", init(8) 350 * kills the last process to have the console open. 351 * If we don't revent the the ITE_ACTIVE bit from being 352 * cleared, we will never see messages printed during 353 * the process of rebooting. 354 */ 355 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { 356 ip->flags &= ~ITE_ACTIVE; 357 #if NKBD > 0 358 mfp_send_usart (0x48); /* XXX */ 359 #endif 360 } 361 } 362 363 /* 364 * standard entry points to the device. 365 */ 366 367 /* ARGSUSED */ 368 int 369 iteopen(dev, mode, devtype, p) 370 dev_t dev; 371 int mode, devtype; 372 struct proc *p; 373 { 374 int unit = UNIT(dev); 375 register struct tty *tp; 376 register struct ite_softc *ip; 377 register int error; 378 int first = 0; 379 380 if (unit >= ite_cd.cd_ndevs || (ip = getitesp(dev)) == NULL) 381 return (ENXIO); 382 if (!ite_tty[unit]) { 383 tp = ite_tty[unit] = ttymalloc(); 384 tty_attach(tp); 385 } else 386 tp = ite_tty[unit]; 387 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 388 && p->p_ucred->cr_uid != 0) 389 return (EBUSY); 390 if ((ip->flags & ITE_ACTIVE) == 0) { 391 error = iteon(dev, 0); 392 if (error) 393 return (error); 394 first = 1; 395 } 396 tp->t_oproc = itestart; 397 tp->t_param = NULL; 398 tp->t_dev = dev; 399 if ((tp->t_state&TS_ISOPEN) == 0) { 400 ttychars(tp); 401 tp->t_iflag = TTYDEF_IFLAG; 402 tp->t_oflag = TTYDEF_OFLAG; 403 tp->t_cflag = TTYDEF_CFLAG; 404 tp->t_lflag = TTYDEF_LFLAG; 405 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 406 tp->t_state = TS_ISOPEN|TS_CARR_ON; 407 ttsetwater(tp); 408 } 409 error = (*linesw[tp->t_line].l_open)(dev, tp); 410 if (error == 0) { 411 tp->t_winsize.ws_row = ip->rows; 412 tp->t_winsize.ws_col = ip->cols; 413 } else if (first) 414 iteoff(dev, 0); 415 return (error); 416 } 417 418 /*ARGSUSED*/ 419 int 420 iteclose(dev, flag, mode, p) 421 dev_t dev; 422 int flag, mode; 423 struct proc *p; 424 { 425 register struct tty *tp = ite_tty[UNIT(dev)]; 426 427 (*linesw[tp->t_line].l_close)(tp, flag); 428 ttyclose(tp); 429 iteoff(dev, 0); 430 #if 0 431 ttyfree(tp); 432 ite_tty[UNIT(dev)] = (struct tty *)0; 433 #endif 434 return(0); 435 } 436 437 int 438 iteread(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_read)(tp, uio, flag)); 446 } 447 448 int 449 itewrite(dev, uio, flag) 450 dev_t dev; 451 struct uio *uio; 452 int flag; 453 { 454 register struct tty *tp = ite_tty[UNIT(dev)]; 455 456 return ((*linesw[tp->t_line].l_write)(tp, uio, flag)); 457 } 458 459 struct tty * 460 itetty(dev) 461 dev_t dev; 462 { 463 464 return (ite_tty[UNIT(dev)]); 465 } 466 467 int 468 iteioctl(dev, cmd, addr, flag, p) 469 dev_t dev; 470 u_long cmd; 471 caddr_t addr; 472 int flag; 473 struct proc *p; 474 { 475 struct iterepeat *irp; 476 register struct tty *tp = ite_tty[UNIT(dev)]; 477 int error; 478 479 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); 480 if (error >= 0) 481 return (error); 482 error = ttioctl(tp, cmd, addr, flag, p); 483 if (error >= 0) 484 return (error); 485 486 switch (cmd) { 487 case ITEIOCSKMAP: 488 if (addr == 0) 489 return(EFAULT); 490 bcopy(addr, &kbdmap, sizeof(struct kbdmap)); 491 return(0); 492 493 case ITEIOCGKMAP: 494 if (addr == NULL) 495 return(EFAULT); 496 bcopy(&kbdmap, addr, sizeof(struct kbdmap)); 497 return(0); 498 499 case ITEIOCGREPT: 500 irp = (struct iterepeat *)addr; 501 irp->start = start_repeat_timeo; 502 irp->next = next_repeat_timeo; 503 504 case ITEIOCSREPT: 505 irp = (struct iterepeat *)addr; 506 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 507 return(EINVAL); 508 start_repeat_timeo = irp->start; 509 next_repeat_timeo = irp->next; 510 #if x68k 511 case ITELOADFONT: 512 if (addr) { 513 bcopy(addr, kern_font, 4096 /*sizeof (kernel_font)*/); 514 return 0; 515 } else 516 return EFAULT; 517 518 case ITETVCTRL: 519 if (addr && *(u_int8_t *)addr < 0x40) { 520 return mfp_send_usart (* (u_int8_t *)addr); 521 } else { 522 return EFAULT; 523 } 524 #endif 525 } 526 return (ENOTTY); 527 } 528 529 void 530 itestart(tp) 531 register struct tty *tp; 532 { 533 struct clist *rbp; 534 struct ite_softc *ip; 535 u_char buf[ITEBURST]; 536 int s, len; 537 538 ip = getitesp(tp->t_dev); 539 /* 540 * (Potentially) lower priority. We only need to protect ourselves 541 * from keyboard interrupts since that is all that can affect the 542 * state of our tty (kernel printf doesn't go through this routine). 543 */ 544 s = spltty(); 545 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 546 goto out; 547 tp->t_state |= TS_BUSY; 548 rbp = &tp->t_outq; 549 len = q_to_b(rbp, buf, ITEBURST); 550 /*splx(s);*/ 551 552 /* Here is a really good place to implement pre/jumpscroll() */ 553 ite_putstr(buf, len, tp->t_dev); 554 555 /*s = spltty();*/ 556 tp->t_state &= ~TS_BUSY; 557 /* we have characters remaining. */ 558 if (rbp->c_cc) { 559 tp->t_state |= TS_TIMEOUT; 560 timeout(ttrstrt, (caddr_t)tp, 1); 561 } 562 /* wakeup we are below */ 563 if (rbp->c_cc <= tp->t_lowat) { 564 if (tp->t_state & TS_ASLEEP) { 565 tp->t_state &= ~TS_ASLEEP; 566 wakeup((caddr_t)rbp); 567 } 568 selwakeup(&tp->t_wsel); 569 } 570 out: 571 splx(s); 572 } 573 574 /* XXX called after changes made in underlying grf layer. */ 575 /* I want to nuke this */ 576 void 577 ite_reinit(dev) 578 dev_t dev; 579 { 580 struct ite_softc *ip; 581 int unit = UNIT(dev); 582 583 /* XXX check whether when call from grf.c */ 584 if (unit < 0 || unit >= ite_cd.cd_ndevs || 585 (ip = getitesp(unit)) == NULL) 586 return; 587 588 ip->flags &= ~ITE_INITED; 589 iteinit(dev); 590 } 591 592 void 593 ite_reset(ip) 594 struct ite_softc *ip; 595 { 596 int i; 597 598 ip->curx = 0; 599 ip->cury = 0; 600 ip->attribute = 0; 601 ip->save_curx = 0; 602 ip->save_cury = 0; 603 ip->save_attribute = 0; 604 ip->ap = ip->argbuf; 605 ip->emul_level = EMUL_VT300_8; 606 ip->eightbit_C1 = 0; 607 ip->top_margin = 0; 608 ip->bottom_margin = ip->rows - 1; 609 ip->inside_margins = 0; /* origin mode == absolute */ 610 ip->linefeed_newline = 0; 611 ip->auto_wrap = 1; 612 ip->cursor_appmode = 0; 613 ip->keypad_appmode = 0; 614 ip->imode = 0; 615 ip->key_repeat = 1; 616 ip->G0 = CSET_ASCII; 617 ip->G1 = CSET_JIS1983; 618 ip->G2 = CSET_JISKANA; 619 ip->G3 = CSET_JIS1990; 620 ip->GL = &ip->G0; 621 ip->GR = &ip->G1; 622 ip->save_GL = 0; 623 ip->save_char = 0; 624 ip->fgcolor = 7; 625 ip->bgcolor = 0; 626 for (i = 0; i < ip->cols; i++) 627 ip->tabs[i] = ((i & 7) == 0); 628 /* XXX clear screen */ 629 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 630 attrclr(ip, 0, 0, ip->rows, ip->cols); 631 } 632 633 /* Used in console at startup only */ 634 int 635 ite_cnfilter(c) 636 u_char c; 637 { 638 static u_char mod = 0; 639 struct key key; 640 u_char code, up, mask; 641 int s; 642 643 up = c & 0x80 ? 1 : 0; 644 c &= 0x7f; 645 code = 0; 646 647 s = spltty(); 648 649 mask = 0; 650 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 651 switch (c) { 652 case KBD_LEFT_SHIFT: 653 mask = KBD_MOD_SHIFT; 654 break; 655 656 case KBD_LEFT_ALT: 657 mask = KBD_MOD_LALT; 658 break; 659 660 case KBD_RIGHT_ALT: 661 mask = KBD_MOD_RALT; 662 break; 663 664 case KBD_LEFT_META: 665 mask = KBD_MOD_LMETA; 666 break; 667 668 case KBD_RIGHT_META: 669 mask = KBD_MOD_RMETA; 670 break; 671 672 case KBD_CAPS_LOCK: 673 /* 674 * capslock already behaves `right', don't need to 675 * keep track of the state in here. 676 */ 677 mask = KBD_MOD_CAPS; 678 break; 679 680 case KBD_CTRL: 681 mask = KBD_MOD_CTRL; 682 break; 683 684 case KBD_RECONNECT: 685 /* ite got 0xff */ 686 if (up) 687 kbd_setLED(); 688 break; 689 } 690 if (mask & KBD_MOD_CAPS) { 691 if (!up) { 692 mod ^= KBD_MOD_CAPS; 693 kbdled ^= LED_CAPS_LOCK; 694 kbd_setLED(); 695 } 696 } else if (up) 697 mod &= ~mask; 698 else mod |= mask; 699 splx (s); 700 return -1; 701 } 702 703 if (up) { 704 splx(s); 705 return -1; 706 } 707 708 /* translate modifiers */ 709 if (mod & KBD_MOD_SHIFT) { 710 if (mod & KBD_MOD_ALT) 711 key = kbdmap.alt_shift_keys[c]; 712 else 713 key = kbdmap.shift_keys[c]; 714 } else if (mod & KBD_MOD_ALT) 715 key = kbdmap.alt_keys[c]; 716 else { 717 key = kbdmap.keys[c]; 718 /* if CAPS and key is CAPable (no pun intended) */ 719 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 720 key = kbdmap.shift_keys[c]; 721 } 722 code = key.code; 723 724 /* if string return */ 725 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 726 splx(s); 727 return -1; 728 } 729 /* handle dead keys */ 730 if (key.mode & KBD_MODE_DEAD) { 731 splx(s); 732 return -1; 733 } 734 if (mod & KBD_MOD_CTRL) 735 code &= 0x1f; 736 if (mod & KBD_MOD_META) 737 code |= 0x80; 738 739 /* do console mapping. */ 740 code = code == '\r' ? '\n' : code; 741 742 splx(s); 743 return (code); 744 } 745 746 /* And now the old stuff. */ 747 __inline static void 748 itesendch (ch) 749 int ch; 750 { 751 (*linesw[kbd_tty->t_line].l_rint)(ch, kbd_tty); 752 } 753 754 755 void 756 ite_filter(c) 757 u_char c; 758 { 759 static u_short mod = 0; 760 register unsigned char code, *str; 761 u_short up, mask; 762 struct key key; 763 int s, i; 764 765 if (!kbd_ite) 766 return; 767 kbd_tty = ite_tty[kbd_ite->device.dv_unit]; 768 769 /* have to make sure we're at spltty in here */ 770 s = spltty (); 771 772 up = c & 0x80 ? 1 : 0; 773 c &= 0x7f; 774 code = 0; 775 776 mask = 0; 777 if (c >= KBD_LEFT_ALT && 778 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 779 switch (c) { 780 case KBD_LEFT_SHIFT: 781 mask = KBD_MOD_SHIFT; 782 break; 783 784 case KBD_LEFT_ALT: 785 mask = KBD_MOD_LALT; 786 break; 787 788 case KBD_RIGHT_ALT: 789 mask = KBD_MOD_RALT; 790 break; 791 792 case KBD_LEFT_META: 793 mask = KBD_MOD_LMETA; 794 break; 795 796 case KBD_RIGHT_META: 797 mask = KBD_MOD_RMETA; 798 break; 799 800 case KBD_CAPS_LOCK: 801 /* 802 * capslock already behaves `right', don't need to keep 803 * track of the state in here. 804 */ 805 mask = KBD_MOD_CAPS; 806 break; 807 808 case KBD_CTRL: 809 mask = KBD_MOD_CTRL; 810 break; 811 812 case KBD_OPT1: 813 mask = KBD_MOD_OPT1; 814 break; 815 816 case KBD_OPT2: 817 mask = KBD_MOD_OPT2; 818 break; 819 820 case KBD_RECONNECT: 821 if (up) { /* ite got 0xff */ 822 kbd_setLED(); 823 } 824 break; 825 } 826 827 if (mask & KBD_MOD_CAPS) { 828 if (!up) { 829 mod ^= KBD_MOD_CAPS; 830 kbdled ^= LED_CAPS_LOCK; 831 kbd_setLED(); 832 } 833 } else if (up) { 834 mod &= ~mask; 835 } else mod |= mask; 836 837 /* 838 * return even if it wasn't a modifier key, the other 839 * codes up here are either special (like reset warning), 840 * or not yet defined 841 */ 842 splx (s); 843 return; 844 } 845 846 if (up) { 847 splx (s); 848 return; 849 } 850 851 /* 852 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 853 * this should probably be configurable.. 854 */ 855 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 856 bcopy (&ascii_kbdmap, &kbdmap, sizeof (struct kbdmap)); 857 splx (s); 858 return; 859 } 860 861 /* translate modifiers */ 862 if (mod & KBD_MOD_SHIFT) { 863 if (mod & KBD_MOD_ALT) 864 key = kbdmap.alt_shift_keys[c]; 865 else 866 key = kbdmap.shift_keys[c]; 867 } else if (mod & KBD_MOD_ALT) 868 key = kbdmap.alt_keys[c]; 869 else { 870 key = kbdmap.keys[c]; 871 /* if CAPS and key is CAPable (no pun intended) */ 872 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 873 key = kbdmap.shift_keys[c]; 874 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 875 key = kbdmap.shift_keys[c]; 876 } 877 code = key.code; 878 879 /* handle dead keys */ 880 if (key.mode & KBD_MODE_DEAD) { 881 splx (s); 882 return; 883 } 884 /* if not string, apply META and CTRL modifiers */ 885 if (! (key.mode & KBD_MODE_STRING) 886 && (!(key.mode & KBD_MODE_KPAD) || 887 (kbd_ite && !kbd_ite->keypad_appmode))) { 888 if ((mod & KBD_MOD_CTRL) && 889 (code == ' ' || (code >= '@' && code <= 'z'))) 890 code &= 0x1f; 891 if (mod & KBD_MOD_META) 892 code |= 0x80; 893 } else if ((key.mode & KBD_MODE_KPAD) && 894 (kbd_ite && kbd_ite->keypad_appmode)) { 895 static char *in = "0123456789-+.\r()/*"; 896 static char *out = "pqrstuvwxymlnMPQRS"; 897 char *cp = index (in, code); 898 899 /* 900 * keypad-appmode sends SS3 followed by the above 901 * translated character 902 */ 903 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 904 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 905 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 906 splx(s); 907 return; 908 } else { 909 /* *NO* I don't like this.... */ 910 static u_char app_cursor[] = 911 { 912 3, 27, 'O', 'A', 913 3, 27, 'O', 'B', 914 3, 27, 'O', 'C', 915 3, 27, 'O', 'D'}; 916 917 str = kbdmap.strings + code; 918 /* 919 * if this is a cursor key, AND it has the default 920 * keymap setting, AND we're in app-cursor mode, switch 921 * to the above table. This is *nasty* ! 922 */ 923 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 924 && !bcmp(str, "\x03\x1b[", 3) && 925 index("ABCD", str[3])) 926 str = app_cursor + 4 * (str[3] - 'A'); 927 928 /* 929 * using a length-byte instead of 0-termination allows 930 * to embed \0 into strings, although this is not used 931 * in the default keymap 932 */ 933 for (i = *str++; i; i--) 934 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 935 splx(s); 936 return; 937 } 938 (*linesw[kbd_tty->t_line].l_rint)(code, kbd_tty); 939 940 splx(s); 941 return; 942 } 943 944 /* helper functions, makes the code below more readable */ 945 __inline static void 946 ite_sendstr (ip, str) 947 struct ite_softc *ip; 948 char *str; 949 { 950 while (*str) 951 itesendch (*str++); 952 } 953 954 __inline static void 955 alignment_display(ip) 956 struct ite_softc *ip; 957 { 958 int i, j; 959 960 for (j = 0; j < ip->rows; j++) 961 for (i = 0; i < ip->cols; i++) 962 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 963 attrclr(ip, 0, 0, ip->rows, ip->cols); 964 } 965 966 __inline static void 967 snap_cury(ip) 968 struct ite_softc *ip; 969 { 970 if (ip->inside_margins) { 971 if (ip->cury < ip->top_margin) 972 ip->cury = ip->top_margin; 973 if (ip->cury > ip->bottom_margin) 974 ip->cury = ip->bottom_margin; 975 } 976 } 977 978 __inline static void 979 ite_dnchar(ip, n) 980 struct ite_softc *ip; 981 int n; 982 { 983 n = min(n, ip->cols - ip->curx); 984 if (n < ip->cols - ip->curx) { 985 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 986 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 987 1, ip->cols - ip->curx - n); 988 attrclr(ip, ip->cury, ip->cols - n, 1, n); 989 } 990 while (n-- > 0) 991 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 992 } 993 994 static void 995 ite_inchar(ip, n) 996 struct ite_softc *ip; 997 int n; 998 { 999 int c = ip->save_char; 1000 ip->save_char = 0; 1001 n = min(n, ip->cols - ip->curx); 1002 if (n < ip->cols - ip->curx) { 1003 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1004 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1005 1, ip->cols - ip->curx - n); 1006 attrclr(ip, ip->cury, ip->curx, 1, n); 1007 } 1008 while (n--) 1009 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1010 ip->save_char = c; 1011 } 1012 1013 __inline static void 1014 ite_clrtoeol(ip) 1015 struct ite_softc *ip; 1016 { 1017 int y = ip->cury, x = ip->curx; 1018 if (ip->cols - x > 0) { 1019 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1020 attrclr(ip, y, x, 1, ip->cols - x); 1021 } 1022 } 1023 1024 __inline static void 1025 ite_clrtobol(ip) 1026 struct ite_softc *ip; 1027 { 1028 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1029 SUBR_CLEAR(ip, y, 0, 1, x); 1030 attrclr(ip, y, 0, 1, x); 1031 } 1032 1033 __inline static void 1034 ite_clrline(ip) 1035 struct ite_softc *ip; 1036 { 1037 int y = ip->cury; 1038 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1039 attrclr(ip, y, 0, 1, ip->cols); 1040 } 1041 1042 __inline static void 1043 ite_clrtoeos(ip) 1044 struct ite_softc *ip; 1045 { 1046 ite_clrtoeol(ip); 1047 if (ip->cury < ip->rows - 1) { 1048 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1049 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1050 } 1051 } 1052 1053 __inline static void 1054 ite_clrtobos(ip) 1055 struct ite_softc *ip; 1056 { 1057 ite_clrtobol(ip); 1058 if (ip->cury > 0) { 1059 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1060 attrclr(ip, 0, 0, ip->cury, ip->cols); 1061 } 1062 } 1063 1064 __inline static void 1065 ite_clrscreen(ip) 1066 struct ite_softc *ip; 1067 { 1068 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1069 attrclr(ip, 0, 0, ip->rows, ip->cols); 1070 } 1071 1072 1073 1074 __inline static void 1075 ite_dnline(ip, n) 1076 struct ite_softc *ip; 1077 int n; 1078 { 1079 /* 1080 * interesting.. if the cursor is outside the scrolling 1081 * region, this command is simply ignored.. 1082 */ 1083 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1084 return; 1085 1086 n = min(n, ip->bottom_margin + 1 - ip->cury); 1087 if (n <= ip->bottom_margin - ip->cury) { 1088 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1089 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1090 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1091 } 1092 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1093 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1094 } 1095 1096 __inline static void 1097 ite_inline(ip, n) 1098 struct ite_softc *ip; 1099 int n; 1100 { 1101 /* 1102 * interesting.. if the cursor is outside the scrolling 1103 * region, this command is simply ignored.. 1104 */ 1105 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1106 return; 1107 1108 if (n <= 0) 1109 n = 1; 1110 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1111 if (n <= ip->bottom_margin - ip->cury) { 1112 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1113 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1114 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1115 } 1116 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1117 attrclr(ip, ip->cury, 0, n, ip->cols); 1118 ip->curx = 0; 1119 } 1120 1121 __inline static void 1122 ite_index (ip) 1123 struct ite_softc *ip; 1124 { 1125 ++ip->cury; 1126 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1127 ip->cury--; 1128 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1129 ite_clrline(ip); 1130 } 1131 /*clr_attr(ip, ATTR_INV);*/ 1132 } 1133 1134 __inline static void 1135 ite_lf (ip) 1136 struct ite_softc *ip; 1137 { 1138 ++ip->cury; 1139 if (ip->cury > ip->bottom_margin) { 1140 ip->cury--; 1141 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1142 ite_clrline(ip); 1143 } 1144 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1145 /*clr_attr(ip, ATTR_INV);*/ 1146 /* reset character set ... thanks for mohta. */ 1147 ip->G0 = CSET_ASCII; 1148 ip->G1 = CSET_JIS1983; 1149 ip->G2 = CSET_JISKANA; 1150 ip->G3 = CSET_JIS1990; 1151 ip->GL = &ip->G0; 1152 ip->GR = &ip->G1; 1153 ip->save_GL = 0; 1154 ip->save_char = 0; 1155 } 1156 1157 __inline static void 1158 ite_crlf (ip) 1159 struct ite_softc *ip; 1160 { 1161 ip->curx = 0; 1162 ite_lf (ip); 1163 } 1164 1165 __inline static void 1166 ite_cr (ip) 1167 struct ite_softc *ip; 1168 { 1169 if (ip->curx) { 1170 ip->curx = 0; 1171 } 1172 } 1173 1174 __inline static void 1175 ite_rlf (ip) 1176 struct ite_softc *ip; 1177 { 1178 ip->cury--; 1179 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1180 ip->cury++; 1181 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1182 ite_clrline(ip); 1183 } 1184 clr_attr(ip, ATTR_INV); 1185 } 1186 1187 __inline static int 1188 atoi (cp) 1189 const char *cp; 1190 { 1191 int n; 1192 1193 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1194 n = n * 10 + *cp - '0'; 1195 return n; 1196 } 1197 1198 __inline static char * 1199 index(cp, ch) 1200 const char *cp; 1201 char ch; 1202 { 1203 while (*cp && *cp != ch) 1204 cp++; 1205 return *cp ? (char *) cp : 0; 1206 } 1207 1208 __inline static int 1209 ite_argnum (ip) 1210 struct ite_softc *ip; 1211 { 1212 char ch; 1213 int n; 1214 1215 /* convert argument string into number */ 1216 if (ip->ap == ip->argbuf) 1217 return 1; 1218 ch = *ip->ap; 1219 *ip->ap = 0; 1220 n = atoi (ip->argbuf); 1221 *ip->ap = ch; 1222 1223 return n; 1224 } 1225 1226 __inline static int 1227 ite_zargnum (ip) 1228 struct ite_softc *ip; 1229 { 1230 char ch; 1231 int n; 1232 1233 /* convert argument string into number */ 1234 if (ip->ap == ip->argbuf) 1235 return 0; 1236 ch = *ip->ap; 1237 *ip->ap = 0; /* terminate string */ 1238 n = atoi (ip->argbuf); 1239 *ip->ap = ch; 1240 1241 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1242 } 1243 1244 void 1245 ite_putstr(s, len, dev) 1246 const u_char *s; 1247 int len; 1248 dev_t dev; 1249 { 1250 struct ite_softc *ip; 1251 int i; 1252 1253 ip = getitesp(dev); 1254 1255 /* XXX avoid problems */ 1256 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1257 return; 1258 1259 SUBR_CURSOR(ip, START_CURSOROPT); 1260 for (i = 0; i < len; i++) 1261 if (s[i]) 1262 iteputchar(s[i], ip); 1263 SUBR_CURSOR(ip, END_CURSOROPT); 1264 } 1265 1266 void 1267 iteputchar(c, ip) 1268 register int c; 1269 struct ite_softc *ip; 1270 { 1271 int n, x, y; 1272 char *cp; 1273 1274 if (c >= 0x20 && ip->escape) { 1275 switch (ip->escape) { 1276 1277 case ESC: 1278 switch (c) { 1279 /* first 7bit equivalents for the 8bit control characters */ 1280 1281 case 'D': 1282 c = IND; 1283 ip->escape = 0; 1284 break; /* and fall into the next switch below (same for all `break') */ 1285 1286 case 'E': 1287 /* next line */ 1288 c = NEL; 1289 ip->escape = 0; 1290 break; 1291 1292 case 'H': 1293 /* set TAB at current col */ 1294 c = HTS; 1295 ip->escape = 0; 1296 break; 1297 1298 case 'M': 1299 /* reverse index */ 1300 c = RI; 1301 ip->escape = 0; 1302 break; 1303 1304 case 'N': 1305 /* single shift G2 */ 1306 c = SS2; 1307 ip->escape = 0; 1308 break; 1309 1310 case 'O': 1311 /* single shift G3 */ 1312 c = SS3; 1313 ip->escape = 0; 1314 break; 1315 1316 case 'P': 1317 /* DCS detected */ 1318 c = DCS; 1319 ip->escape = 0; 1320 break; 1321 1322 case '[': 1323 c = CSI; 1324 ip->escape = 0; 1325 break; 1326 1327 case '\\': 1328 /* String Terminator */ 1329 c = ST; 1330 ip->escape = 0; 1331 break; 1332 1333 case ']': 1334 c = OSC; 1335 ip->escape = 0; 1336 break; 1337 1338 case '^': 1339 c = PM; 1340 ip->escape = 0; 1341 break; 1342 1343 case '_': 1344 c = APC; 1345 ip->escape = 0; 1346 break; 1347 1348 1349 /* introduces 7/8bit control */ 1350 case ' ': 1351 /* can be followed by either F or G */ 1352 ip->escape = ' '; 1353 break; 1354 1355 1356 /* a lot of character set selections, not yet used... 1357 94-character sets: */ 1358 case '(': /* G0 */ 1359 case ')': /* G1 */ 1360 ip->escape = c; 1361 return; 1362 1363 case '*': /* G2 */ 1364 case '+': /* G3 */ 1365 case 'B': /* ASCII */ 1366 case 'A': /* ISO latin 1 */ 1367 case '<': /* user preferred suplemental */ 1368 case '0': /* dec special graphics */ 1369 1370 /* 96-character sets: */ 1371 case '-': /* G1 */ 1372 case '.': /* G2 */ 1373 case '/': /* G3 */ 1374 1375 /* national character sets: */ 1376 case '4': /* dutch */ 1377 case '5': 1378 case 'C': /* finnish */ 1379 case 'R': /* french */ 1380 case 'Q': /* french canadian */ 1381 case 'K': /* german */ 1382 case 'Y': /* italian */ 1383 case '6': /* norwegian/danish */ 1384 /* note: %5 and %6 are not supported (two chars..) */ 1385 1386 ip->escape = 0; 1387 /* just ignore for now */ 1388 return; 1389 1390 /* 94-multibyte character sets designate */ 1391 case '$': 1392 ip->escape = '$'; 1393 return; 1394 1395 /* locking shift modes */ 1396 case '`': 1397 ip->GR = &ip->G1; 1398 ip->escape = 0; 1399 return; 1400 1401 case 'n': 1402 ip->GL = &ip->G2; 1403 ip->escape = 0; 1404 return; 1405 1406 case '}': 1407 ip->GR = &ip->G2; 1408 ip->escape = 0; 1409 return; 1410 1411 case 'o': 1412 ip->GL = &ip->G3; 1413 ip->escape = 0; 1414 return; 1415 1416 case '|': 1417 ip->GR = &ip->G3; 1418 ip->escape = 0; 1419 return; 1420 1421 case '~': 1422 ip->GR = &ip->G1; 1423 ip->escape = 0; 1424 return; 1425 1426 /* font width/height control */ 1427 case '#': 1428 ip->escape = '#'; 1429 return; 1430 1431 case 'c': 1432 /* hard terminal reset .. */ 1433 ite_reset (ip); 1434 SUBR_CURSOR(ip, MOVE_CURSOR); 1435 ip->escape = 0; 1436 return; 1437 1438 1439 case '7': 1440 /* save cursor */ 1441 ip->save_curx = ip->curx; 1442 ip->save_cury = ip->cury; 1443 ip->save_attribute = ip->attribute; 1444 ip->sc_om = ip->inside_margins; 1445 ip->sc_G0 = ip->G0; 1446 ip->sc_G1 = ip->G1; 1447 ip->sc_G2 = ip->G2; 1448 ip->sc_G3 = ip->G3; 1449 ip->sc_GL = ip->GL; 1450 ip->sc_GR = ip->GR; 1451 ip->escape = 0; 1452 return; 1453 1454 case '8': 1455 /* restore cursor */ 1456 ip->curx = ip->save_curx; 1457 ip->cury = ip->save_cury; 1458 ip->attribute = ip->save_attribute; 1459 ip->inside_margins = ip->sc_om; 1460 ip->G0 = ip->sc_G0; 1461 ip->G1 = ip->sc_G1; 1462 ip->G2 = ip->sc_G2; 1463 ip->G3 = ip->sc_G3; 1464 ip->GL = ip->sc_GL; 1465 ip->GR = ip->sc_GR; 1466 SUBR_CURSOR(ip, MOVE_CURSOR); 1467 ip->escape = 0; 1468 return; 1469 1470 case '=': 1471 /* keypad application mode */ 1472 ip->keypad_appmode = 1; 1473 ip->escape = 0; 1474 return; 1475 1476 case '>': 1477 /* keypad numeric mode */ 1478 ip->keypad_appmode = 0; 1479 ip->escape = 0; 1480 return; 1481 1482 case 'Z': /* request ID */ 1483 if (ip->emul_level == EMUL_VT100) 1484 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1485 else 1486 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1487 ip->escape = 0; 1488 return; 1489 1490 /* default catch all for not recognized ESC sequences */ 1491 default: 1492 ip->escape = 0; 1493 return; 1494 } 1495 break; 1496 1497 1498 case '(': /* designate G0 */ 1499 switch (c) { 1500 case 'B': /* USASCII */ 1501 ip->G0 = CSET_ASCII; 1502 ip->escape = 0; 1503 return; 1504 case 'I': 1505 ip->G0 = CSET_JISKANA; 1506 ip->escape = 0; 1507 return; 1508 case 'J': 1509 ip->G0 = CSET_JISROMA; 1510 ip->escape = 0; 1511 return; 1512 case 'A': /* British or ISO-Latin-1 */ 1513 case 'H': /* Swedish */ 1514 case 'K': /* German */ 1515 case 'R': /* French */ 1516 case 'Y': /* Italian */ 1517 case 'Z': /* Spanish */ 1518 default: 1519 /* not supported */ 1520 ip->escape = 0; 1521 return; 1522 } 1523 1524 case ')': /* designate G1 */ 1525 ip->escape = 0; 1526 return; 1527 1528 case '$': /* 94-multibyte character set */ 1529 switch (c) { 1530 case '@': 1531 ip->G0 = CSET_JIS1978; 1532 ip->escape = 0; 1533 return; 1534 case 'B': 1535 ip->G0 = CSET_JIS1983; 1536 ip->escape = 0; 1537 return; 1538 case 'D': 1539 ip->G0 = CSET_JIS1990; 1540 ip->escape = 0; 1541 return; 1542 default: 1543 /* not supported */ 1544 ip->escape = 0; 1545 return; 1546 } 1547 1548 case ' ': 1549 switch (c) { 1550 case 'F': 1551 ip->eightbit_C1 = 0; 1552 ip->escape = 0; 1553 return; 1554 1555 case 'G': 1556 ip->eightbit_C1 = 1; 1557 ip->escape = 0; 1558 return; 1559 1560 default: 1561 /* not supported */ 1562 ip->escape = 0; 1563 return; 1564 } 1565 break; 1566 1567 case '#': 1568 switch (c) { 1569 case '5': 1570 /* single height, single width */ 1571 ip->escape = 0; 1572 return; 1573 1574 case '6': 1575 /* double width, single height */ 1576 ip->escape = 0; 1577 return; 1578 1579 case '3': 1580 /* top half */ 1581 ip->escape = 0; 1582 return; 1583 1584 case '4': 1585 /* bottom half */ 1586 ip->escape = 0; 1587 return; 1588 1589 case '8': 1590 /* screen alignment pattern... */ 1591 alignment_display (ip); 1592 ip->escape = 0; 1593 return; 1594 1595 default: 1596 ip->escape = 0; 1597 return; 1598 } 1599 break; 1600 1601 1602 1603 case CSI: 1604 /* the biggie... */ 1605 switch (c) { 1606 case '0': case '1': case '2': case '3': case '4': 1607 case '5': case '6': case '7': case '8': case '9': 1608 case ';': case '\"': case '$': case '>': 1609 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1610 *ip->ap++ = c; 1611 return; 1612 1613 case 'p': 1614 *ip->ap = 0; 1615 if (!strncmp(ip->argbuf, "61\"", 3)) 1616 ip->emul_level = EMUL_VT100; 1617 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1618 || !strncmp(ip->argbuf, "62;1\"", 5)) 1619 ip->emul_level = EMUL_VT300_7; 1620 else 1621 ip->emul_level = EMUL_VT300_8; 1622 ip->escape = 0; 1623 return; 1624 1625 1626 case '?': 1627 *ip->ap = 0; 1628 ip->escape = '?'; 1629 ip->ap = ip->argbuf; 1630 return; 1631 1632 1633 case 'c': 1634 /* device attributes */ 1635 *ip->ap = 0; 1636 if (ip->argbuf[0] == '>') { 1637 ite_sendstr (ip, "\033[>24;0;0;0c"); 1638 } else 1639 switch (ite_zargnum(ip)) { 1640 case 0: 1641 /* primary DA request, send primary DA response */ 1642 if (ip->emul_level == EMUL_VT100) 1643 ite_sendstr (ip, "\033[?1;1c"); 1644 else 1645 ite_sendstr (ip, "\033[63;0c"); 1646 break; 1647 } 1648 ip->escape = 0; 1649 return; 1650 1651 case 'n': 1652 switch (ite_zargnum(ip)) { 1653 case 5: 1654 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1655 break; 1656 case 6: 1657 /* cursor position report */ 1658 sprintf (ip->argbuf, "\033[%d;%dR", 1659 ip->cury + 1, ip->curx + 1); 1660 ite_sendstr (ip, ip->argbuf); 1661 break; 1662 } 1663 ip->escape = 0; 1664 return; 1665 1666 1667 case 'x': 1668 switch (ite_zargnum(ip)) { 1669 case 0: 1670 /* Fake some terminal parameters. */ 1671 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1672 break; 1673 case 1: 1674 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1675 break; 1676 } 1677 ip->escape = 0; 1678 return; 1679 1680 1681 case 'g': 1682 /* clear tabs */ 1683 switch (ite_zargnum(ip)) { 1684 case 0: 1685 if (ip->curx < ip->cols) 1686 ip->tabs[ip->curx] = 0; 1687 break; 1688 case 3: 1689 for (n = 0; n < ip->cols; n++) 1690 ip->tabs[n] = 0; 1691 break; 1692 1693 default: 1694 /* ignore */ 1695 break; 1696 } 1697 ip->escape = 0; 1698 return; 1699 1700 1701 case 'h': /* set mode */ 1702 case 'l': /* reset mode */ 1703 n = ite_zargnum (ip); 1704 switch (n) { 1705 case 4: 1706 ip->imode = (c == 'h'); /* insert/replace mode */ 1707 break; 1708 case 20: 1709 ip->linefeed_newline = (c == 'h'); 1710 break; 1711 } 1712 ip->escape = 0; 1713 return; 1714 1715 1716 case 'M': 1717 /* delete line */ 1718 ite_dnline (ip, ite_argnum (ip)); 1719 ip->escape = 0; 1720 return; 1721 1722 1723 case 'L': 1724 /* insert line */ 1725 ite_inline (ip, ite_argnum (ip)); 1726 ip->escape = 0; 1727 return; 1728 1729 1730 case 'P': 1731 /* delete char */ 1732 ite_dnchar (ip, ite_argnum (ip)); 1733 ip->escape = 0; 1734 return; 1735 1736 1737 case '@': 1738 /* insert char(s) */ 1739 ite_inchar (ip, ite_argnum (ip)); 1740 ip->escape = 0; 1741 return; 1742 1743 case '!': 1744 /* soft terminal reset */ 1745 ip->escape = 0; /* XXX */ 1746 return; 1747 1748 case 'G': 1749 /* this one was *not* in my vt320 manual but in 1750 a vt320 termcap entry.. who is right? 1751 It's supposed to set the horizontal cursor position. */ 1752 *ip->ap = 0; 1753 x = atoi (ip->argbuf); 1754 if (x) x--; 1755 ip->curx = min(x, ip->cols - 1); 1756 ip->escape = 0; 1757 SUBR_CURSOR(ip, MOVE_CURSOR); 1758 clr_attr (ip, ATTR_INV); 1759 return; 1760 1761 1762 case 'd': 1763 /* same thing here, this one's for setting the absolute 1764 vertical cursor position. Not documented... */ 1765 *ip->ap = 0; 1766 y = atoi (ip->argbuf); 1767 if (y) y--; 1768 if (ip->inside_margins) 1769 y += ip->top_margin; 1770 ip->cury = min(y, ip->rows - 1); 1771 ip->escape = 0; 1772 snap_cury(ip); 1773 SUBR_CURSOR(ip, MOVE_CURSOR); 1774 clr_attr (ip, ATTR_INV); 1775 return; 1776 1777 1778 case 'H': 1779 case 'f': 1780 *ip->ap = 0; 1781 y = atoi (ip->argbuf); 1782 x = 0; 1783 cp = index (ip->argbuf, ';'); 1784 if (cp) 1785 x = atoi (cp + 1); 1786 if (x) x--; 1787 if (y) y--; 1788 if (ip->inside_margins) 1789 y += ip->top_margin; 1790 ip->cury = min(y, ip->rows - 1); 1791 ip->curx = min(x, ip->cols - 1); 1792 ip->escape = 0; 1793 snap_cury(ip); 1794 SUBR_CURSOR(ip, MOVE_CURSOR); 1795 /*clr_attr (ip, ATTR_INV);*/ 1796 return; 1797 1798 case 'A': 1799 /* cursor up */ 1800 n = ite_argnum (ip); 1801 n = ip->cury - (n ? n : 1); 1802 if (n < 0) n = 0; 1803 if (ip->inside_margins) 1804 n = max(ip->top_margin, n); 1805 else if (n == ip->top_margin - 1) 1806 /* allow scrolling outside region, but don't scroll out 1807 of active region without explicit CUP */ 1808 n = ip->top_margin; 1809 ip->cury = n; 1810 ip->escape = 0; 1811 SUBR_CURSOR(ip, MOVE_CURSOR); 1812 clr_attr (ip, ATTR_INV); 1813 return; 1814 1815 case 'B': 1816 /* cursor down */ 1817 n = ite_argnum (ip); 1818 n = ip->cury + (n ? n : 1); 1819 n = min(ip->rows - 1, n); 1820 #if 0 1821 if (ip->inside_margins) 1822 #endif 1823 n = min(ip->bottom_margin, n); 1824 #if 0 1825 else if (n == ip->bottom_margin + 1) 1826 /* allow scrolling outside region, but don't scroll out 1827 of active region without explicit CUP */ 1828 n = ip->bottom_margin; 1829 #endif 1830 ip->cury = n; 1831 ip->escape = 0; 1832 SUBR_CURSOR(ip, MOVE_CURSOR); 1833 clr_attr (ip, ATTR_INV); 1834 return; 1835 1836 case 'C': 1837 /* cursor forward */ 1838 n = ite_argnum (ip); 1839 n = n ? n : 1; 1840 ip->curx = min(ip->curx + n, ip->cols - 1); 1841 ip->escape = 0; 1842 SUBR_CURSOR(ip, MOVE_CURSOR); 1843 clr_attr (ip, ATTR_INV); 1844 return; 1845 1846 case 'D': 1847 /* cursor backward */ 1848 n = ite_argnum (ip); 1849 n = n ? n : 1; 1850 n = ip->curx - n; 1851 ip->curx = n >= 0 ? n : 0; 1852 ip->escape = 0; 1853 SUBR_CURSOR(ip, MOVE_CURSOR); 1854 clr_attr (ip, ATTR_INV); 1855 return; 1856 1857 1858 case 'J': 1859 /* erase screen */ 1860 *ip->ap = 0; 1861 n = ite_zargnum (ip); 1862 if (n == 0) 1863 ite_clrtoeos(ip); 1864 else if (n == 1) 1865 ite_clrtobos(ip); 1866 else if (n == 2) 1867 ite_clrscreen(ip); 1868 ip->escape = 0; 1869 return; 1870 1871 1872 case 'K': 1873 /* erase line */ 1874 n = ite_zargnum (ip); 1875 if (n == 0) 1876 ite_clrtoeol(ip); 1877 else if (n == 1) 1878 ite_clrtobol(ip); 1879 else if (n == 2) 1880 ite_clrline(ip); 1881 ip->escape = 0; 1882 return; 1883 1884 case 'S': 1885 /* scroll up */ 1886 n = ite_zargnum (ip); 1887 if (n <= 0) 1888 n = 1; 1889 else if (n > ip->rows-1) 1890 n = ip->rows-1; 1891 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1892 ip->escape = 0; 1893 return; 1894 1895 case 'T': 1896 /* scroll down */ 1897 n = ite_zargnum (ip); 1898 if (n <= 0) 1899 n = 1; 1900 else if (n > ip->rows-1) 1901 n = ip->rows-1; 1902 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1903 ip->escape = 0; 1904 return; 1905 1906 case 'X': 1907 /* erase character */ 1908 n = ite_argnum(ip) - 1; 1909 n = min(n, ip->cols - 1 - ip->curx); 1910 for (; n >= 0; n--) { 1911 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1912 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1913 } 1914 ip->escape = 0; 1915 return; 1916 1917 1918 case '}': case '`': 1919 /* status line control */ 1920 ip->escape = 0; 1921 return; 1922 1923 case 'r': 1924 /* set scrolling region */ 1925 ip->escape = 0; 1926 *ip->ap = 0; 1927 x = atoi (ip->argbuf); 1928 x = x ? x : 1; 1929 y = ip->rows; 1930 cp = index (ip->argbuf, ';'); 1931 if (cp) { 1932 y = atoi (cp + 1); 1933 y = y ? y : ip->rows; 1934 } 1935 if (y <= x) 1936 return; 1937 x--; 1938 y--; 1939 ip->top_margin = min(x, ip->rows - 2); 1940 ip->bottom_margin = min(y, ip->rows - 1); 1941 if (ip->inside_margins) { 1942 ip->cury = ip->top_margin; 1943 } else 1944 ip->cury = 0; 1945 ip->curx = 0; 1946 return; 1947 1948 1949 case 'm': 1950 /* big attribute setter/resetter */ 1951 { 1952 char *cp; 1953 *ip->ap = 0; 1954 /* kludge to make CSIm work (== CSI0m) */ 1955 if (ip->ap == ip->argbuf) 1956 ip->ap++; 1957 for (cp = ip->argbuf; cp < ip->ap; ) { 1958 switch (*cp) { 1959 case 0: 1960 case '0': 1961 clr_attr (ip, ATTR_ALL); 1962 ip->fgcolor = 7; 1963 ip->bgcolor = 0; 1964 cp++; 1965 break; 1966 1967 case '1': 1968 set_attr (ip, ATTR_BOLD); 1969 cp++; 1970 break; 1971 1972 case '2': 1973 switch (cp[1]) { 1974 case '2': 1975 clr_attr (ip, ATTR_BOLD); 1976 cp += 2; 1977 break; 1978 1979 case '4': 1980 clr_attr (ip, ATTR_UL); 1981 cp += 2; 1982 break; 1983 1984 case '5': 1985 clr_attr (ip, ATTR_BLINK); 1986 cp += 2; 1987 break; 1988 1989 case '7': 1990 clr_attr (ip, ATTR_INV); 1991 cp += 2; 1992 break; 1993 1994 default: 1995 cp++; 1996 break; 1997 } 1998 break; 1999 2000 case '3': 2001 switch (cp[1]) { 2002 case '0': case '1': case '2': case '3': 2003 case '4': case '5': case '6': case '7': 2004 /* foreground colors */ 2005 ip->fgcolor = cp[1] - '0'; 2006 cp += 2; 2007 break; 2008 default: 2009 cp++; 2010 break; 2011 } 2012 break; 2013 2014 case '4': 2015 switch (cp[1]) { 2016 case '0': case '1': case '2': case '3': 2017 case '4': case '5': case '6': case '7': 2018 /* background colors */ 2019 ip->bgcolor = cp[1] - '0'; 2020 cp += 2; 2021 break; 2022 default: 2023 set_attr (ip, ATTR_UL); 2024 cp++; 2025 break; 2026 } 2027 break; 2028 2029 case '5': 2030 set_attr (ip, ATTR_BLINK); 2031 cp++; 2032 break; 2033 2034 case '7': 2035 set_attr (ip, ATTR_INV); 2036 cp++; 2037 break; 2038 2039 default: 2040 cp++; 2041 break; 2042 } 2043 } 2044 2045 } 2046 ip->escape = 0; 2047 return; 2048 2049 2050 case 'u': 2051 /* DECRQTSR */ 2052 ite_sendstr (ip, "\033P\033\\"); 2053 ip->escape = 0; 2054 return; 2055 2056 default: 2057 ip->escape = 0; 2058 return; 2059 } 2060 break; 2061 2062 2063 2064 case '?': /* CSI ? */ 2065 switch (c) { 2066 case '0': case '1': case '2': case '3': case '4': 2067 case '5': case '6': case '7': case '8': case '9': 2068 case ';': case '\"': case '$': 2069 /* Don't fill the last character; it's needed. */ 2070 /* XXX yeah, where ?? */ 2071 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2072 *ip->ap++ = c; 2073 return; 2074 2075 2076 case 'n': 2077 /* Terminal Reports */ 2078 *ip->ap = 0; 2079 if (ip->ap == &ip->argbuf[2]) { 2080 if (!strncmp(ip->argbuf, "15", 2)) 2081 /* printer status: no printer */ 2082 ite_sendstr (ip, "\033[13n"); 2083 2084 else if (!strncmp(ip->argbuf, "25", 2)) 2085 /* udk status */ 2086 ite_sendstr (ip, "\033[20n"); 2087 2088 else if (!strncmp(ip->argbuf, "26", 2)) 2089 /* keyboard dialect: US */ 2090 ite_sendstr (ip, "\033[27;1n"); 2091 } 2092 ip->escape = 0; 2093 return; 2094 2095 2096 case 'h': /* set dec private modes */ 2097 case 'l': /* reset dec private modes */ 2098 n = ite_zargnum (ip); 2099 switch (n) { 2100 case 1: 2101 /* CKM - cursor key mode */ 2102 ip->cursor_appmode = (c == 'h'); 2103 break; 2104 2105 case 3: 2106 /* 132/80 columns (132 == 'h') */ 2107 break; 2108 2109 case 4: /* smooth scroll */ 2110 break; 2111 2112 case 5: 2113 /* light background (=='h') /dark background(=='l') */ 2114 break; 2115 2116 case 6: /* origin mode */ 2117 ip->inside_margins = (c == 'h'); 2118 #if 0 2119 ip->curx = 0; 2120 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2121 SUBR_CURSOR(ip, MOVE_CURSOR); 2122 #endif 2123 break; 2124 2125 case 7: /* auto wraparound */ 2126 ip->auto_wrap = (c == 'h'); 2127 break; 2128 2129 case 8: /* keyboard repeat */ 2130 ip->key_repeat = (c == 'h'); 2131 break; 2132 2133 case 20: /* newline mode */ 2134 ip->linefeed_newline = (c == 'h'); 2135 break; 2136 2137 case 25: /* cursor on/off */ 2138 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2139 break; 2140 } 2141 ip->escape = 0; 2142 return; 2143 2144 case 'K': 2145 /* selective erase in line */ 2146 case 'J': 2147 /* selective erase in display */ 2148 2149 default: 2150 ip->escape = 0; 2151 return; 2152 } 2153 break; 2154 2155 2156 default: 2157 ip->escape = 0; 2158 return; 2159 } 2160 } 2161 2162 switch (c) { 2163 case 0x00: /* NUL */ 2164 case 0x01: /* SOH */ 2165 case 0x02: /* STX */ 2166 case 0x03: /* ETX */ 2167 case 0x04: /* EOT */ 2168 case 0x05: /* ENQ */ 2169 case 0x06: /* ACK */ 2170 break; 2171 2172 case BEL: 2173 #if NBELL > 0 2174 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) 2175 opm_bell(); 2176 #endif 2177 break; 2178 2179 case BS: 2180 if (--ip->curx < 0) 2181 ip->curx = 0; 2182 else 2183 SUBR_CURSOR(ip, MOVE_CURSOR); 2184 break; 2185 2186 case HT: 2187 for (n = ip->curx + 1; n < ip->cols; n++) { 2188 if (ip->tabs[n]) { 2189 ip->curx = n; 2190 SUBR_CURSOR(ip, MOVE_CURSOR); 2191 break; 2192 } 2193 } 2194 break; 2195 2196 case VT: /* VT is treated like LF */ 2197 case FF: /* so is FF */ 2198 case LF: 2199 /* cr->crlf distinction is done here, on output, 2200 not on input! */ 2201 if (ip->linefeed_newline) 2202 ite_crlf (ip); 2203 else 2204 ite_lf (ip); 2205 break; 2206 2207 case CR: 2208 ite_cr (ip); 2209 break; 2210 2211 2212 case SO: 2213 ip->GL = &ip->G1; 2214 break; 2215 2216 case SI: 2217 ip->GL = &ip->G0; 2218 break; 2219 2220 case 0x10: /* DLE */ 2221 case 0x11: /* DC1/XON */ 2222 case 0x12: /* DC2 */ 2223 case 0x13: /* DC3/XOFF */ 2224 case 0x14: /* DC4 */ 2225 case 0x15: /* NAK */ 2226 case 0x16: /* SYN */ 2227 case 0x17: /* ETB */ 2228 break; 2229 2230 case CAN: 2231 ip->escape = 0; /* cancel any escape sequence in progress */ 2232 break; 2233 2234 case 0x19: /* EM */ 2235 break; 2236 2237 case SUB: 2238 ip->escape = 0; /* dito, but see below */ 2239 /* should also display a reverse question mark!! */ 2240 break; 2241 2242 case ESC: 2243 ip->escape = ESC; 2244 break; 2245 2246 case 0x1c: /* FS */ 2247 case 0x1d: /* GS */ 2248 case 0x1e: /* RS */ 2249 case 0x1f: /* US */ 2250 break; 2251 2252 /* now it gets weird.. 8bit control sequences.. */ 2253 case IND: /* index: move cursor down, scroll */ 2254 ite_index (ip); 2255 break; 2256 2257 case NEL: /* next line. next line, first pos. */ 2258 ite_crlf (ip); 2259 break; 2260 2261 case HTS: /* set horizontal tab */ 2262 if (ip->curx < ip->cols) 2263 ip->tabs[ip->curx] = 1; 2264 break; 2265 2266 case RI: /* reverse index */ 2267 ite_rlf (ip); 2268 break; 2269 2270 case SS2: /* go into G2 for one character */ 2271 ip->save_GL = ip->GR; /* GL XXX EUC */ 2272 ip->GR = &ip->G2; /* GL XXX */ 2273 break; 2274 2275 case SS3: /* go into G3 for one character */ 2276 ip->save_GL = ip->GR; /* GL XXX EUC */ 2277 ip->GR = &ip->G3; /* GL XXX */ 2278 break; 2279 2280 case DCS: /* device control string introducer */ 2281 ip->escape = DCS; 2282 ip->ap = ip->argbuf; 2283 break; 2284 2285 case CSI: /* control sequence introducer */ 2286 ip->escape = CSI; 2287 ip->ap = ip->argbuf; 2288 break; 2289 2290 case ST: /* string terminator */ 2291 /* ignore, if not used as terminator */ 2292 break; 2293 2294 case OSC: /* introduces OS command. Ignore everything upto ST */ 2295 ip->escape = OSC; 2296 break; 2297 2298 case PM: /* privacy message, ignore everything upto ST */ 2299 ip->escape = PM; 2300 break; 2301 2302 case APC: /* application program command, ignore everything upto ST */ 2303 ip->escape = APC; 2304 break; 2305 2306 case DEL: 2307 break; 2308 2309 default: 2310 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2311 ip->save_char = c; 2312 break; 2313 } 2314 if (ip->imode) 2315 ite_inchar(ip, ip->save_char ? 2 : 1); 2316 iteprecheckwrap(ip); 2317 #ifdef DO_WEIRD_ATTRIBUTES 2318 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2319 attrset(ip, ATTR_INV); 2320 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2321 } 2322 else 2323 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2324 #else 2325 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2326 #endif 2327 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2328 itecheckwrap(ip); 2329 if (ip->save_char) { 2330 itecheckwrap(ip); 2331 ip->save_char = 0; 2332 } 2333 if (ip->save_GL) { 2334 /* 2335 * reset single shift 2336 */ 2337 ip->GR = ip->save_GL; 2338 ip->save_GL = 0; 2339 } 2340 break; 2341 } 2342 } 2343 2344 static void 2345 iteprecheckwrap(ip) 2346 struct ite_softc *ip; 2347 { 2348 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2349 ip->curx = 0; 2350 clr_attr(ip, ATTR_INV); 2351 if (++ip->cury >= ip->bottom_margin + 1) { 2352 ip->cury = ip->bottom_margin; 2353 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2354 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2355 ite_clrtoeol(ip); 2356 } /*else 2357 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2358 } 2359 } 2360 2361 static void 2362 itecheckwrap(ip) 2363 struct ite_softc *ip; 2364 { 2365 #if 0 2366 if (++ip->curx == ip->cols) { 2367 if (ip->auto_wrap) { 2368 ip->curx = 0; 2369 clr_attr(ip, ATTR_INV); 2370 if (++ip->cury >= ip->bottom_margin + 1) { 2371 ip->cury = ip->bottom_margin; 2372 SUBR_CURSOR(ip, MOVE_CURSOR); 2373 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2374 ite_clrtoeol(ip); 2375 return; 2376 } 2377 } else 2378 /* stay there if no autowrap.. */ 2379 ip->curx--; 2380 } 2381 #else 2382 if (ip->curx < ip->cols) { 2383 ip->curx++; 2384 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2385 } 2386 #endif 2387 } 2388 2389 #endif 2390 2391 #if NITE > 0 && NKBD > 0 2392 2393 /* 2394 * Console functions 2395 */ 2396 #include <dev/cons.h> 2397 extern void kbdenable __P((int)); 2398 extern int kbdcngetc __P((void)); 2399 2400 /* 2401 * Return a priority in consdev->cn_pri field highest wins. This function 2402 * is called before any devices have been probed. 2403 */ 2404 void 2405 itecnprobe(cd) 2406 struct consdev *cd; 2407 { 2408 int maj; 2409 2410 /* locate the major number */ 2411 for (maj = 0; maj < nchrdev; maj++) 2412 if (cdevsw[maj].d_open == iteopen) 2413 break; 2414 2415 /* 2416 * return priority of the best ite (already picked from attach) 2417 * or CN_DEAD. 2418 */ 2419 if (con_itesoftc.grf == NULL) 2420 cd->cn_pri = CN_DEAD; 2421 else { 2422 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2423 /* 2424 * hardcode the minor number. 2425 * currently we support only one ITE, it is enough for now. 2426 */ 2427 con_itesoftc.isw = &itesw[0]; 2428 cd->cn_pri = CN_INTERNAL; 2429 cd->cn_dev = makedev(maj, 0); 2430 } 2431 2432 } 2433 2434 void 2435 itecninit(cd) 2436 struct consdev *cd; 2437 { 2438 struct ite_softc *ip; 2439 2440 ip = getitesp(cd->cn_dev); 2441 iteinit(cd->cn_dev); /* init console unit */ 2442 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2443 kbdenable(0); 2444 mfp_send_usart(0x49); 2445 } 2446 2447 /* 2448 * itecnfinish() is called in ite_init() when the device is 2449 * being probed in the normal fasion, thus we can finish setting 2450 * up this ite now that the system is more functional. 2451 */ 2452 void 2453 itecnfinish(ip) 2454 struct ite_softc *ip; 2455 { 2456 static int done; 2457 2458 if (done) 2459 return; 2460 done = 1; 2461 } 2462 2463 /*ARGSUSED*/ 2464 int 2465 itecngetc(dev) 2466 dev_t dev; 2467 { 2468 register int c; 2469 2470 do { 2471 c = kbdcngetc(); 2472 c = ite_cnfilter(c); 2473 } while (c == -1); 2474 return (c); 2475 } 2476 2477 void 2478 itecnputc(dev, c) 2479 dev_t dev; 2480 int c; 2481 { 2482 static int paniced = 0; 2483 struct ite_softc *ip = getitesp(dev); 2484 char ch = c; 2485 #ifdef ITE_KERNEL_ATTR 2486 short save_attribute; 2487 #endif 2488 2489 if (panicstr && !paniced && 2490 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2491 (void) iteon(dev, 3); 2492 paniced = 1; 2493 } 2494 #ifdef ITE_KERNEL_ATTR 2495 save_attribute = ip->attribute; 2496 ip->attribute = ITE_KERNEL_ATTR; 2497 #endif 2498 ite_putstr(&ch, 1, dev); 2499 #ifdef ITE_KERNEL_ATTR 2500 ip->attribute = save_attribute; 2501 #endif 2502 } 2503 #endif 2504
Indexes created Wed Oct 01 13:09:50 GMT 2025