ite.c revision 1.21
1 /* $NetBSD: ite.c,v 1.21 2000/03/23 06:47:32 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1988 University of Utah. 5 * Copyright (c) 1990 The Regents of the University of California. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * the Systems Programming Group of the University of Utah Computer 10 * Science Department. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 * 40 * from: Utah $Hdr: ite.c 1.1 90/07/09$ 41 * 42 * @(#)ite.c 7.6 (Berkeley) 5/16/91 43 */ 44 45 /* 46 * ite - bitmaped terminal. 47 * Supports VT200, a few terminal features will be unavailable until 48 * the system actually probes the device (i.e. not after consinit()) 49 */ 50 51 #include "ite.h" 52 #if NITE > 0 53 54 #include "bell.h" 55 #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) 765 return; 766 kbd_tty = ite_tty[kbd_ite->device.dv_unit]; 767 768 /* have to make sure we're at spltty in here */ 769 s = spltty (); 770 771 up = c & 0x80 ? 1 : 0; 772 c &= 0x7f; 773 code = 0; 774 775 mask = 0; 776 if (c >= KBD_LEFT_ALT && 777 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 778 switch (c) { 779 case KBD_LEFT_SHIFT: 780 mask = KBD_MOD_SHIFT; 781 break; 782 783 case KBD_LEFT_ALT: 784 mask = KBD_MOD_LALT; 785 break; 786 787 case KBD_RIGHT_ALT: 788 mask = KBD_MOD_RALT; 789 break; 790 791 case KBD_LEFT_META: 792 mask = KBD_MOD_LMETA; 793 break; 794 795 case KBD_RIGHT_META: 796 mask = KBD_MOD_RMETA; 797 break; 798 799 case KBD_CAPS_LOCK: 800 /* 801 * capslock already behaves `right', don't need to keep 802 * track of the state in here. 803 */ 804 mask = KBD_MOD_CAPS; 805 break; 806 807 case KBD_CTRL: 808 mask = KBD_MOD_CTRL; 809 break; 810 811 case KBD_OPT1: 812 mask = KBD_MOD_OPT1; 813 break; 814 815 case KBD_OPT2: 816 mask = KBD_MOD_OPT2; 817 break; 818 819 case KBD_RECONNECT: 820 if (up) { /* ite got 0xff */ 821 kbd_setLED(); 822 } 823 break; 824 } 825 826 if (mask & KBD_MOD_CAPS) { 827 if (!up) { 828 mod ^= KBD_MOD_CAPS; 829 kbdled ^= LED_CAPS_LOCK; 830 kbd_setLED(); 831 } 832 } else if (up) { 833 mod &= ~mask; 834 } else mod |= mask; 835 836 /* 837 * return even if it wasn't a modifier key, the other 838 * codes up here are either special (like reset warning), 839 * or not yet defined 840 */ 841 splx (s); 842 return; 843 } 844 845 if (up) { 846 splx (s); 847 return; 848 } 849 850 /* 851 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 852 * this should probably be configurable.. 853 */ 854 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 855 bcopy (&ascii_kbdmap, &kbdmap, sizeof (struct kbdmap)); 856 splx (s); 857 return; 858 } 859 860 /* translate modifiers */ 861 if (mod & KBD_MOD_SHIFT) { 862 if (mod & KBD_MOD_ALT) 863 key = kbdmap.alt_shift_keys[c]; 864 else 865 key = kbdmap.shift_keys[c]; 866 } else if (mod & KBD_MOD_ALT) 867 key = kbdmap.alt_keys[c]; 868 else { 869 key = kbdmap.keys[c]; 870 /* if CAPS and key is CAPable (no pun intended) */ 871 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 872 key = kbdmap.shift_keys[c]; 873 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 874 key = kbdmap.shift_keys[c]; 875 } 876 code = key.code; 877 878 /* handle dead keys */ 879 if (key.mode & KBD_MODE_DEAD) { 880 splx (s); 881 return; 882 } 883 /* if not string, apply META and CTRL modifiers */ 884 if (! (key.mode & KBD_MODE_STRING) 885 && (!(key.mode & KBD_MODE_KPAD) || 886 (kbd_ite && !kbd_ite->keypad_appmode))) { 887 if ((mod & KBD_MOD_CTRL) && 888 (code == ' ' || (code >= '@' && code <= 'z'))) 889 code &= 0x1f; 890 if (mod & KBD_MOD_META) 891 code |= 0x80; 892 } else if ((key.mode & KBD_MODE_KPAD) && 893 (kbd_ite && kbd_ite->keypad_appmode)) { 894 static char *in = "0123456789-+.\r()/*"; 895 static char *out = "pqrstuvwxymlnMPQRS"; 896 char *cp = index (in, code); 897 898 /* 899 * keypad-appmode sends SS3 followed by the above 900 * translated character 901 */ 902 (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); 903 (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); 904 (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); 905 splx(s); 906 return; 907 } else { 908 /* *NO* I don't like this.... */ 909 static u_char app_cursor[] = 910 { 911 3, 27, 'O', 'A', 912 3, 27, 'O', 'B', 913 3, 27, 'O', 'C', 914 3, 27, 'O', 'D'}; 915 916 str = kbdmap.strings + code; 917 /* 918 * if this is a cursor key, AND it has the default 919 * keymap setting, AND we're in app-cursor mode, switch 920 * to the above table. This is *nasty* ! 921 */ 922 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 923 && !bcmp(str, "\x03\x1b[", 3) && 924 index("ABCD", str[3])) 925 str = app_cursor + 4 * (str[3] - 'A'); 926 927 /* 928 * using a length-byte instead of 0-termination allows 929 * to embed \0 into strings, although this is not used 930 * in the default keymap 931 */ 932 for (i = *str++; i; i--) 933 (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); 934 splx(s); 935 return; 936 } 937 (*linesw[kbd_tty->t_line].l_rint)(code, kbd_tty); 938 939 splx(s); 940 return; 941 } 942 943 /* helper functions, makes the code below more readable */ 944 __inline static void 945 ite_sendstr (ip, str) 946 struct ite_softc *ip; 947 char *str; 948 { 949 while (*str) 950 itesendch (*str++); 951 } 952 953 __inline static void 954 alignment_display(ip) 955 struct ite_softc *ip; 956 { 957 int i, j; 958 959 for (j = 0; j < ip->rows; j++) 960 for (i = 0; i < ip->cols; i++) 961 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 962 attrclr(ip, 0, 0, ip->rows, ip->cols); 963 } 964 965 __inline static void 966 snap_cury(ip) 967 struct ite_softc *ip; 968 { 969 if (ip->inside_margins) { 970 if (ip->cury < ip->top_margin) 971 ip->cury = ip->top_margin; 972 if (ip->cury > ip->bottom_margin) 973 ip->cury = ip->bottom_margin; 974 } 975 } 976 977 __inline static void 978 ite_dnchar(ip, n) 979 struct ite_softc *ip; 980 int n; 981 { 982 n = min(n, ip->cols - ip->curx); 983 if (n < ip->cols - ip->curx) { 984 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 985 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 986 1, ip->cols - ip->curx - n); 987 attrclr(ip, ip->cury, ip->cols - n, 1, n); 988 } 989 while (n-- > 0) 990 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 991 } 992 993 static void 994 ite_inchar(ip, n) 995 struct ite_softc *ip; 996 int n; 997 { 998 int c = ip->save_char; 999 ip->save_char = 0; 1000 n = min(n, ip->cols - ip->curx); 1001 if (n < ip->cols - ip->curx) { 1002 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1003 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1004 1, ip->cols - ip->curx - n); 1005 attrclr(ip, ip->cury, ip->curx, 1, n); 1006 } 1007 while (n--) 1008 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1009 ip->save_char = c; 1010 } 1011 1012 __inline static void 1013 ite_clrtoeol(ip) 1014 struct ite_softc *ip; 1015 { 1016 int y = ip->cury, x = ip->curx; 1017 if (ip->cols - x > 0) { 1018 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1019 attrclr(ip, y, x, 1, ip->cols - x); 1020 } 1021 } 1022 1023 __inline static void 1024 ite_clrtobol(ip) 1025 struct ite_softc *ip; 1026 { 1027 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1028 SUBR_CLEAR(ip, y, 0, 1, x); 1029 attrclr(ip, y, 0, 1, x); 1030 } 1031 1032 __inline static void 1033 ite_clrline(ip) 1034 struct ite_softc *ip; 1035 { 1036 int y = ip->cury; 1037 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1038 attrclr(ip, y, 0, 1, ip->cols); 1039 } 1040 1041 __inline static void 1042 ite_clrtoeos(ip) 1043 struct ite_softc *ip; 1044 { 1045 ite_clrtoeol(ip); 1046 if (ip->cury < ip->rows - 1) { 1047 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1048 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1049 } 1050 } 1051 1052 __inline static void 1053 ite_clrtobos(ip) 1054 struct ite_softc *ip; 1055 { 1056 ite_clrtobol(ip); 1057 if (ip->cury > 0) { 1058 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1059 attrclr(ip, 0, 0, ip->cury, ip->cols); 1060 } 1061 } 1062 1063 __inline static void 1064 ite_clrscreen(ip) 1065 struct ite_softc *ip; 1066 { 1067 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1068 attrclr(ip, 0, 0, ip->rows, ip->cols); 1069 } 1070 1071 1072 1073 __inline static void 1074 ite_dnline(ip, n) 1075 struct ite_softc *ip; 1076 int n; 1077 { 1078 /* 1079 * interesting.. if the cursor is outside the scrolling 1080 * region, this command is simply ignored.. 1081 */ 1082 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1083 return; 1084 1085 n = min(n, ip->bottom_margin + 1 - ip->cury); 1086 if (n <= ip->bottom_margin - ip->cury) { 1087 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1088 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1089 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1090 } 1091 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1092 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1093 } 1094 1095 __inline static void 1096 ite_inline(ip, n) 1097 struct ite_softc *ip; 1098 int n; 1099 { 1100 /* 1101 * interesting.. if the cursor is outside the scrolling 1102 * region, this command is simply ignored.. 1103 */ 1104 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1105 return; 1106 1107 if (n <= 0) 1108 n = 1; 1109 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1110 if (n <= ip->bottom_margin - ip->cury) { 1111 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1112 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1113 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1114 } 1115 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1116 attrclr(ip, ip->cury, 0, n, ip->cols); 1117 ip->curx = 0; 1118 } 1119 1120 __inline static void 1121 ite_index (ip) 1122 struct ite_softc *ip; 1123 { 1124 ++ip->cury; 1125 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1126 ip->cury--; 1127 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1128 ite_clrline(ip); 1129 } 1130 /*clr_attr(ip, ATTR_INV);*/ 1131 } 1132 1133 __inline static void 1134 ite_lf (ip) 1135 struct ite_softc *ip; 1136 { 1137 ++ip->cury; 1138 if (ip->cury > ip->bottom_margin) { 1139 ip->cury--; 1140 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1141 ite_clrline(ip); 1142 } 1143 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1144 /*clr_attr(ip, ATTR_INV);*/ 1145 /* reset character set ... thanks for mohta. */ 1146 ip->G0 = CSET_ASCII; 1147 ip->G1 = CSET_JIS1983; 1148 ip->G2 = CSET_JISKANA; 1149 ip->G3 = CSET_JIS1990; 1150 ip->GL = &ip->G0; 1151 ip->GR = &ip->G1; 1152 ip->save_GL = 0; 1153 ip->save_char = 0; 1154 } 1155 1156 __inline static void 1157 ite_crlf (ip) 1158 struct ite_softc *ip; 1159 { 1160 ip->curx = 0; 1161 ite_lf (ip); 1162 } 1163 1164 __inline static void 1165 ite_cr (ip) 1166 struct ite_softc *ip; 1167 { 1168 if (ip->curx) { 1169 ip->curx = 0; 1170 } 1171 } 1172 1173 __inline static void 1174 ite_rlf (ip) 1175 struct ite_softc *ip; 1176 { 1177 ip->cury--; 1178 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1179 ip->cury++; 1180 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1181 ite_clrline(ip); 1182 } 1183 clr_attr(ip, ATTR_INV); 1184 } 1185 1186 __inline static int 1187 atoi (cp) 1188 const char *cp; 1189 { 1190 int n; 1191 1192 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1193 n = n * 10 + *cp - '0'; 1194 return n; 1195 } 1196 1197 __inline static char * 1198 index(cp, ch) 1199 const char *cp; 1200 char ch; 1201 { 1202 while (*cp && *cp != ch) 1203 cp++; 1204 return *cp ? (char *) cp : 0; 1205 } 1206 1207 __inline static int 1208 ite_argnum (ip) 1209 struct ite_softc *ip; 1210 { 1211 char ch; 1212 int n; 1213 1214 /* convert argument string into number */ 1215 if (ip->ap == ip->argbuf) 1216 return 1; 1217 ch = *ip->ap; 1218 *ip->ap = 0; 1219 n = atoi (ip->argbuf); 1220 *ip->ap = ch; 1221 1222 return n; 1223 } 1224 1225 __inline static int 1226 ite_zargnum (ip) 1227 struct ite_softc *ip; 1228 { 1229 char ch; 1230 int n; 1231 1232 /* convert argument string into number */ 1233 if (ip->ap == ip->argbuf) 1234 return 0; 1235 ch = *ip->ap; 1236 *ip->ap = 0; /* terminate string */ 1237 n = atoi (ip->argbuf); 1238 *ip->ap = ch; 1239 1240 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1241 } 1242 1243 void 1244 ite_putstr(s, len, dev) 1245 const u_char *s; 1246 int len; 1247 dev_t dev; 1248 { 1249 struct ite_softc *ip; 1250 int i; 1251 1252 ip = getitesp(dev); 1253 1254 /* XXX avoid problems */ 1255 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1256 return; 1257 1258 SUBR_CURSOR(ip, START_CURSOROPT); 1259 for (i = 0; i < len; i++) 1260 if (s[i]) 1261 iteputchar(s[i], ip); 1262 SUBR_CURSOR(ip, END_CURSOROPT); 1263 } 1264 1265 void 1266 iteputchar(c, ip) 1267 register int c; 1268 struct ite_softc *ip; 1269 { 1270 int n, x, y; 1271 char *cp; 1272 1273 if (c >= 0x20 && ip->escape) { 1274 switch (ip->escape) { 1275 1276 case ESC: 1277 switch (c) { 1278 /* first 7bit equivalents for the 8bit control characters */ 1279 1280 case 'D': 1281 c = IND; 1282 ip->escape = 0; 1283 break; /* and fall into the next switch below (same for all `break') */ 1284 1285 case 'E': 1286 /* next line */ 1287 c = NEL; 1288 ip->escape = 0; 1289 break; 1290 1291 case 'H': 1292 /* set TAB at current col */ 1293 c = HTS; 1294 ip->escape = 0; 1295 break; 1296 1297 case 'M': 1298 /* reverse index */ 1299 c = RI; 1300 ip->escape = 0; 1301 break; 1302 1303 case 'N': 1304 /* single shift G2 */ 1305 c = SS2; 1306 ip->escape = 0; 1307 break; 1308 1309 case 'O': 1310 /* single shift G3 */ 1311 c = SS3; 1312 ip->escape = 0; 1313 break; 1314 1315 case 'P': 1316 /* DCS detected */ 1317 c = DCS; 1318 ip->escape = 0; 1319 break; 1320 1321 case '[': 1322 c = CSI; 1323 ip->escape = 0; 1324 break; 1325 1326 case '\\': 1327 /* String Terminator */ 1328 c = ST; 1329 ip->escape = 0; 1330 break; 1331 1332 case ']': 1333 c = OSC; 1334 ip->escape = 0; 1335 break; 1336 1337 case '^': 1338 c = PM; 1339 ip->escape = 0; 1340 break; 1341 1342 case '_': 1343 c = APC; 1344 ip->escape = 0; 1345 break; 1346 1347 1348 /* introduces 7/8bit control */ 1349 case ' ': 1350 /* can be followed by either F or G */ 1351 ip->escape = ' '; 1352 break; 1353 1354 1355 /* a lot of character set selections, not yet used... 1356 94-character sets: */ 1357 case '(': /* G0 */ 1358 case ')': /* G1 */ 1359 ip->escape = c; 1360 return; 1361 1362 case '*': /* G2 */ 1363 case '+': /* G3 */ 1364 case 'B': /* ASCII */ 1365 case 'A': /* ISO latin 1 */ 1366 case '<': /* user preferred suplemental */ 1367 case '0': /* dec special graphics */ 1368 1369 /* 96-character sets: */ 1370 case '-': /* G1 */ 1371 case '.': /* G2 */ 1372 case '/': /* G3 */ 1373 1374 /* national character sets: */ 1375 case '4': /* dutch */ 1376 case '5': 1377 case 'C': /* finnish */ 1378 case 'R': /* french */ 1379 case 'Q': /* french canadian */ 1380 case 'K': /* german */ 1381 case 'Y': /* italian */ 1382 case '6': /* norwegian/danish */ 1383 /* note: %5 and %6 are not supported (two chars..) */ 1384 1385 ip->escape = 0; 1386 /* just ignore for now */ 1387 return; 1388 1389 /* 94-multibyte character sets designate */ 1390 case '$': 1391 ip->escape = '$'; 1392 return; 1393 1394 /* locking shift modes */ 1395 case '`': 1396 ip->GR = &ip->G1; 1397 ip->escape = 0; 1398 return; 1399 1400 case 'n': 1401 ip->GL = &ip->G2; 1402 ip->escape = 0; 1403 return; 1404 1405 case '}': 1406 ip->GR = &ip->G2; 1407 ip->escape = 0; 1408 return; 1409 1410 case 'o': 1411 ip->GL = &ip->G3; 1412 ip->escape = 0; 1413 return; 1414 1415 case '|': 1416 ip->GR = &ip->G3; 1417 ip->escape = 0; 1418 return; 1419 1420 case '~': 1421 ip->GR = &ip->G1; 1422 ip->escape = 0; 1423 return; 1424 1425 /* font width/height control */ 1426 case '#': 1427 ip->escape = '#'; 1428 return; 1429 1430 case 'c': 1431 /* hard terminal reset .. */ 1432 ite_reset (ip); 1433 SUBR_CURSOR(ip, MOVE_CURSOR); 1434 ip->escape = 0; 1435 return; 1436 1437 1438 case '7': 1439 /* save cursor */ 1440 ip->save_curx = ip->curx; 1441 ip->save_cury = ip->cury; 1442 ip->save_attribute = ip->attribute; 1443 ip->sc_om = ip->inside_margins; 1444 ip->sc_G0 = ip->G0; 1445 ip->sc_G1 = ip->G1; 1446 ip->sc_G2 = ip->G2; 1447 ip->sc_G3 = ip->G3; 1448 ip->sc_GL = ip->GL; 1449 ip->sc_GR = ip->GR; 1450 ip->escape = 0; 1451 return; 1452 1453 case '8': 1454 /* restore cursor */ 1455 ip->curx = ip->save_curx; 1456 ip->cury = ip->save_cury; 1457 ip->attribute = ip->save_attribute; 1458 ip->inside_margins = ip->sc_om; 1459 ip->G0 = ip->sc_G0; 1460 ip->G1 = ip->sc_G1; 1461 ip->G2 = ip->sc_G2; 1462 ip->G3 = ip->sc_G3; 1463 ip->GL = ip->sc_GL; 1464 ip->GR = ip->sc_GR; 1465 SUBR_CURSOR(ip, MOVE_CURSOR); 1466 ip->escape = 0; 1467 return; 1468 1469 case '=': 1470 /* keypad application mode */ 1471 ip->keypad_appmode = 1; 1472 ip->escape = 0; 1473 return; 1474 1475 case '>': 1476 /* keypad numeric mode */ 1477 ip->keypad_appmode = 0; 1478 ip->escape = 0; 1479 return; 1480 1481 case 'Z': /* request ID */ 1482 if (ip->emul_level == EMUL_VT100) 1483 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1484 else 1485 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1486 ip->escape = 0; 1487 return; 1488 1489 /* default catch all for not recognized ESC sequences */ 1490 default: 1491 ip->escape = 0; 1492 return; 1493 } 1494 break; 1495 1496 1497 case '(': /* designate G0 */ 1498 switch (c) { 1499 case 'B': /* USASCII */ 1500 ip->G0 = CSET_ASCII; 1501 ip->escape = 0; 1502 return; 1503 case 'I': 1504 ip->G0 = CSET_JISKANA; 1505 ip->escape = 0; 1506 return; 1507 case 'J': 1508 ip->G0 = CSET_JISROMA; 1509 ip->escape = 0; 1510 return; 1511 case 'A': /* British or ISO-Latin-1 */ 1512 case 'H': /* Swedish */ 1513 case 'K': /* German */ 1514 case 'R': /* French */ 1515 case 'Y': /* Italian */ 1516 case 'Z': /* Spanish */ 1517 default: 1518 /* not supported */ 1519 ip->escape = 0; 1520 return; 1521 } 1522 1523 case ')': /* designate G1 */ 1524 ip->escape = 0; 1525 return; 1526 1527 case '$': /* 94-multibyte character set */ 1528 switch (c) { 1529 case '@': 1530 ip->G0 = CSET_JIS1978; 1531 ip->escape = 0; 1532 return; 1533 case 'B': 1534 ip->G0 = CSET_JIS1983; 1535 ip->escape = 0; 1536 return; 1537 case 'D': 1538 ip->G0 = CSET_JIS1990; 1539 ip->escape = 0; 1540 return; 1541 default: 1542 /* not supported */ 1543 ip->escape = 0; 1544 return; 1545 } 1546 1547 case ' ': 1548 switch (c) { 1549 case 'F': 1550 ip->eightbit_C1 = 0; 1551 ip->escape = 0; 1552 return; 1553 1554 case 'G': 1555 ip->eightbit_C1 = 1; 1556 ip->escape = 0; 1557 return; 1558 1559 default: 1560 /* not supported */ 1561 ip->escape = 0; 1562 return; 1563 } 1564 break; 1565 1566 case '#': 1567 switch (c) { 1568 case '5': 1569 /* single height, single width */ 1570 ip->escape = 0; 1571 return; 1572 1573 case '6': 1574 /* double width, single height */ 1575 ip->escape = 0; 1576 return; 1577 1578 case '3': 1579 /* top half */ 1580 ip->escape = 0; 1581 return; 1582 1583 case '4': 1584 /* bottom half */ 1585 ip->escape = 0; 1586 return; 1587 1588 case '8': 1589 /* screen alignment pattern... */ 1590 alignment_display (ip); 1591 ip->escape = 0; 1592 return; 1593 1594 default: 1595 ip->escape = 0; 1596 return; 1597 } 1598 break; 1599 1600 1601 1602 case CSI: 1603 /* the biggie... */ 1604 switch (c) { 1605 case '0': case '1': case '2': case '3': case '4': 1606 case '5': case '6': case '7': case '8': case '9': 1607 case ';': case '\"': case '$': case '>': 1608 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1609 *ip->ap++ = c; 1610 return; 1611 1612 case 'p': 1613 *ip->ap = 0; 1614 if (!strncmp(ip->argbuf, "61\"", 3)) 1615 ip->emul_level = EMUL_VT100; 1616 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1617 || !strncmp(ip->argbuf, "62;1\"", 5)) 1618 ip->emul_level = EMUL_VT300_7; 1619 else 1620 ip->emul_level = EMUL_VT300_8; 1621 ip->escape = 0; 1622 return; 1623 1624 1625 case '?': 1626 *ip->ap = 0; 1627 ip->escape = '?'; 1628 ip->ap = ip->argbuf; 1629 return; 1630 1631 1632 case 'c': 1633 /* device attributes */ 1634 *ip->ap = 0; 1635 if (ip->argbuf[0] == '>') { 1636 ite_sendstr (ip, "\033[>24;0;0;0c"); 1637 } else 1638 switch (ite_zargnum(ip)) { 1639 case 0: 1640 /* primary DA request, send primary DA response */ 1641 if (ip->emul_level == EMUL_VT100) 1642 ite_sendstr (ip, "\033[?1;1c"); 1643 else 1644 ite_sendstr (ip, "\033[63;0c"); 1645 break; 1646 } 1647 ip->escape = 0; 1648 return; 1649 1650 case 'n': 1651 switch (ite_zargnum(ip)) { 1652 case 5: 1653 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1654 break; 1655 case 6: 1656 /* cursor position report */ 1657 sprintf (ip->argbuf, "\033[%d;%dR", 1658 ip->cury + 1, ip->curx + 1); 1659 ite_sendstr (ip, ip->argbuf); 1660 break; 1661 } 1662 ip->escape = 0; 1663 return; 1664 1665 1666 case 'x': 1667 switch (ite_zargnum(ip)) { 1668 case 0: 1669 /* Fake some terminal parameters. */ 1670 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1671 break; 1672 case 1: 1673 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1674 break; 1675 } 1676 ip->escape = 0; 1677 return; 1678 1679 1680 case 'g': 1681 /* clear tabs */ 1682 switch (ite_zargnum(ip)) { 1683 case 0: 1684 if (ip->curx < ip->cols) 1685 ip->tabs[ip->curx] = 0; 1686 break; 1687 case 3: 1688 for (n = 0; n < ip->cols; n++) 1689 ip->tabs[n] = 0; 1690 break; 1691 1692 default: 1693 /* ignore */ 1694 break; 1695 } 1696 ip->escape = 0; 1697 return; 1698 1699 1700 case 'h': /* set mode */ 1701 case 'l': /* reset mode */ 1702 n = ite_zargnum (ip); 1703 switch (n) { 1704 case 4: 1705 ip->imode = (c == 'h'); /* insert/replace mode */ 1706 break; 1707 case 20: 1708 ip->linefeed_newline = (c == 'h'); 1709 break; 1710 } 1711 ip->escape = 0; 1712 return; 1713 1714 1715 case 'M': 1716 /* delete line */ 1717 ite_dnline (ip, ite_argnum (ip)); 1718 ip->escape = 0; 1719 return; 1720 1721 1722 case 'L': 1723 /* insert line */ 1724 ite_inline (ip, ite_argnum (ip)); 1725 ip->escape = 0; 1726 return; 1727 1728 1729 case 'P': 1730 /* delete char */ 1731 ite_dnchar (ip, ite_argnum (ip)); 1732 ip->escape = 0; 1733 return; 1734 1735 1736 case '@': 1737 /* insert char(s) */ 1738 ite_inchar (ip, ite_argnum (ip)); 1739 ip->escape = 0; 1740 return; 1741 1742 case '!': 1743 /* soft terminal reset */ 1744 ip->escape = 0; /* XXX */ 1745 return; 1746 1747 case 'G': 1748 /* this one was *not* in my vt320 manual but in 1749 a vt320 termcap entry.. who is right? 1750 It's supposed to set the horizontal cursor position. */ 1751 *ip->ap = 0; 1752 x = atoi (ip->argbuf); 1753 if (x) x--; 1754 ip->curx = min(x, ip->cols - 1); 1755 ip->escape = 0; 1756 SUBR_CURSOR(ip, MOVE_CURSOR); 1757 clr_attr (ip, ATTR_INV); 1758 return; 1759 1760 1761 case 'd': 1762 /* same thing here, this one's for setting the absolute 1763 vertical cursor position. Not documented... */ 1764 *ip->ap = 0; 1765 y = atoi (ip->argbuf); 1766 if (y) y--; 1767 if (ip->inside_margins) 1768 y += ip->top_margin; 1769 ip->cury = min(y, ip->rows - 1); 1770 ip->escape = 0; 1771 snap_cury(ip); 1772 SUBR_CURSOR(ip, MOVE_CURSOR); 1773 clr_attr (ip, ATTR_INV); 1774 return; 1775 1776 1777 case 'H': 1778 case 'f': 1779 *ip->ap = 0; 1780 y = atoi (ip->argbuf); 1781 x = 0; 1782 cp = index (ip->argbuf, ';'); 1783 if (cp) 1784 x = atoi (cp + 1); 1785 if (x) x--; 1786 if (y) y--; 1787 if (ip->inside_margins) 1788 y += ip->top_margin; 1789 ip->cury = min(y, ip->rows - 1); 1790 ip->curx = min(x, ip->cols - 1); 1791 ip->escape = 0; 1792 snap_cury(ip); 1793 SUBR_CURSOR(ip, MOVE_CURSOR); 1794 /*clr_attr (ip, ATTR_INV);*/ 1795 return; 1796 1797 case 'A': 1798 /* cursor up */ 1799 n = ite_argnum (ip); 1800 n = ip->cury - (n ? n : 1); 1801 if (n < 0) n = 0; 1802 if (ip->inside_margins) 1803 n = max(ip->top_margin, n); 1804 else if (n == ip->top_margin - 1) 1805 /* allow scrolling outside region, but don't scroll out 1806 of active region without explicit CUP */ 1807 n = ip->top_margin; 1808 ip->cury = n; 1809 ip->escape = 0; 1810 SUBR_CURSOR(ip, MOVE_CURSOR); 1811 clr_attr (ip, ATTR_INV); 1812 return; 1813 1814 case 'B': 1815 /* cursor down */ 1816 n = ite_argnum (ip); 1817 n = ip->cury + (n ? n : 1); 1818 n = min(ip->rows - 1, n); 1819 #if 0 1820 if (ip->inside_margins) 1821 #endif 1822 n = min(ip->bottom_margin, n); 1823 #if 0 1824 else if (n == ip->bottom_margin + 1) 1825 /* allow scrolling outside region, but don't scroll out 1826 of active region without explicit CUP */ 1827 n = ip->bottom_margin; 1828 #endif 1829 ip->cury = n; 1830 ip->escape = 0; 1831 SUBR_CURSOR(ip, MOVE_CURSOR); 1832 clr_attr (ip, ATTR_INV); 1833 return; 1834 1835 case 'C': 1836 /* cursor forward */ 1837 n = ite_argnum (ip); 1838 n = n ? n : 1; 1839 ip->curx = min(ip->curx + n, ip->cols - 1); 1840 ip->escape = 0; 1841 SUBR_CURSOR(ip, MOVE_CURSOR); 1842 clr_attr (ip, ATTR_INV); 1843 return; 1844 1845 case 'D': 1846 /* cursor backward */ 1847 n = ite_argnum (ip); 1848 n = n ? n : 1; 1849 n = ip->curx - n; 1850 ip->curx = n >= 0 ? n : 0; 1851 ip->escape = 0; 1852 SUBR_CURSOR(ip, MOVE_CURSOR); 1853 clr_attr (ip, ATTR_INV); 1854 return; 1855 1856 1857 case 'J': 1858 /* erase screen */ 1859 *ip->ap = 0; 1860 n = ite_zargnum (ip); 1861 if (n == 0) 1862 ite_clrtoeos(ip); 1863 else if (n == 1) 1864 ite_clrtobos(ip); 1865 else if (n == 2) 1866 ite_clrscreen(ip); 1867 ip->escape = 0; 1868 return; 1869 1870 1871 case 'K': 1872 /* erase line */ 1873 n = ite_zargnum (ip); 1874 if (n == 0) 1875 ite_clrtoeol(ip); 1876 else if (n == 1) 1877 ite_clrtobol(ip); 1878 else if (n == 2) 1879 ite_clrline(ip); 1880 ip->escape = 0; 1881 return; 1882 1883 case 'S': 1884 /* scroll up */ 1885 n = ite_zargnum (ip); 1886 if (n <= 0) 1887 n = 1; 1888 else if (n > ip->rows-1) 1889 n = ip->rows-1; 1890 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1891 ip->escape = 0; 1892 return; 1893 1894 case 'T': 1895 /* scroll down */ 1896 n = ite_zargnum (ip); 1897 if (n <= 0) 1898 n = 1; 1899 else if (n > ip->rows-1) 1900 n = ip->rows-1; 1901 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1902 ip->escape = 0; 1903 return; 1904 1905 case 'X': 1906 /* erase character */ 1907 n = ite_argnum(ip) - 1; 1908 n = min(n, ip->cols - 1 - ip->curx); 1909 for (; n >= 0; n--) { 1910 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1911 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1912 } 1913 ip->escape = 0; 1914 return; 1915 1916 1917 case '}': case '`': 1918 /* status line control */ 1919 ip->escape = 0; 1920 return; 1921 1922 case 'r': 1923 /* set scrolling region */ 1924 ip->escape = 0; 1925 *ip->ap = 0; 1926 x = atoi (ip->argbuf); 1927 x = x ? x : 1; 1928 y = ip->rows; 1929 cp = index (ip->argbuf, ';'); 1930 if (cp) { 1931 y = atoi (cp + 1); 1932 y = y ? y : ip->rows; 1933 } 1934 if (y <= x) 1935 return; 1936 x--; 1937 y--; 1938 ip->top_margin = min(x, ip->rows - 2); 1939 ip->bottom_margin = min(y, ip->rows - 1); 1940 if (ip->inside_margins) { 1941 ip->cury = ip->top_margin; 1942 } else 1943 ip->cury = 0; 1944 ip->curx = 0; 1945 return; 1946 1947 1948 case 'm': 1949 /* big attribute setter/resetter */ 1950 { 1951 char *cp; 1952 *ip->ap = 0; 1953 /* kludge to make CSIm work (== CSI0m) */ 1954 if (ip->ap == ip->argbuf) 1955 ip->ap++; 1956 for (cp = ip->argbuf; cp < ip->ap; ) { 1957 switch (*cp) { 1958 case 0: 1959 case '0': 1960 clr_attr (ip, ATTR_ALL); 1961 ip->fgcolor = 7; 1962 ip->bgcolor = 0; 1963 cp++; 1964 break; 1965 1966 case '1': 1967 set_attr (ip, ATTR_BOLD); 1968 cp++; 1969 break; 1970 1971 case '2': 1972 switch (cp[1]) { 1973 case '2': 1974 clr_attr (ip, ATTR_BOLD); 1975 cp += 2; 1976 break; 1977 1978 case '4': 1979 clr_attr (ip, ATTR_UL); 1980 cp += 2; 1981 break; 1982 1983 case '5': 1984 clr_attr (ip, ATTR_BLINK); 1985 cp += 2; 1986 break; 1987 1988 case '7': 1989 clr_attr (ip, ATTR_INV); 1990 cp += 2; 1991 break; 1992 1993 default: 1994 cp++; 1995 break; 1996 } 1997 break; 1998 1999 case '3': 2000 switch (cp[1]) { 2001 case '0': case '1': case '2': case '3': 2002 case '4': case '5': case '6': case '7': 2003 /* foreground colors */ 2004 ip->fgcolor = cp[1] - '0'; 2005 cp += 2; 2006 break; 2007 default: 2008 cp++; 2009 break; 2010 } 2011 break; 2012 2013 case '4': 2014 switch (cp[1]) { 2015 case '0': case '1': case '2': case '3': 2016 case '4': case '5': case '6': case '7': 2017 /* background colors */ 2018 ip->bgcolor = cp[1] - '0'; 2019 cp += 2; 2020 break; 2021 default: 2022 set_attr (ip, ATTR_UL); 2023 cp++; 2024 break; 2025 } 2026 break; 2027 2028 case '5': 2029 set_attr (ip, ATTR_BLINK); 2030 cp++; 2031 break; 2032 2033 case '7': 2034 set_attr (ip, ATTR_INV); 2035 cp++; 2036 break; 2037 2038 default: 2039 cp++; 2040 break; 2041 } 2042 } 2043 2044 } 2045 ip->escape = 0; 2046 return; 2047 2048 2049 case 'u': 2050 /* DECRQTSR */ 2051 ite_sendstr (ip, "\033P\033\\"); 2052 ip->escape = 0; 2053 return; 2054 2055 default: 2056 ip->escape = 0; 2057 return; 2058 } 2059 break; 2060 2061 2062 2063 case '?': /* CSI ? */ 2064 switch (c) { 2065 case '0': case '1': case '2': case '3': case '4': 2066 case '5': case '6': case '7': case '8': case '9': 2067 case ';': case '\"': case '$': 2068 /* Don't fill the last character; it's needed. */ 2069 /* XXX yeah, where ?? */ 2070 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2071 *ip->ap++ = c; 2072 return; 2073 2074 2075 case 'n': 2076 /* Terminal Reports */ 2077 *ip->ap = 0; 2078 if (ip->ap == &ip->argbuf[2]) { 2079 if (!strncmp(ip->argbuf, "15", 2)) 2080 /* printer status: no printer */ 2081 ite_sendstr (ip, "\033[13n"); 2082 2083 else if (!strncmp(ip->argbuf, "25", 2)) 2084 /* udk status */ 2085 ite_sendstr (ip, "\033[20n"); 2086 2087 else if (!strncmp(ip->argbuf, "26", 2)) 2088 /* keyboard dialect: US */ 2089 ite_sendstr (ip, "\033[27;1n"); 2090 } 2091 ip->escape = 0; 2092 return; 2093 2094 2095 case 'h': /* set dec private modes */ 2096 case 'l': /* reset dec private modes */ 2097 n = ite_zargnum (ip); 2098 switch (n) { 2099 case 1: 2100 /* CKM - cursor key mode */ 2101 ip->cursor_appmode = (c == 'h'); 2102 break; 2103 2104 case 3: 2105 /* 132/80 columns (132 == 'h') */ 2106 break; 2107 2108 case 4: /* smooth scroll */ 2109 break; 2110 2111 case 5: 2112 /* light background (=='h') /dark background(=='l') */ 2113 break; 2114 2115 case 6: /* origin mode */ 2116 ip->inside_margins = (c == 'h'); 2117 #if 0 2118 ip->curx = 0; 2119 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2120 SUBR_CURSOR(ip, MOVE_CURSOR); 2121 #endif 2122 break; 2123 2124 case 7: /* auto wraparound */ 2125 ip->auto_wrap = (c == 'h'); 2126 break; 2127 2128 case 8: /* keyboard repeat */ 2129 ip->key_repeat = (c == 'h'); 2130 break; 2131 2132 case 20: /* newline mode */ 2133 ip->linefeed_newline = (c == 'h'); 2134 break; 2135 2136 case 25: /* cursor on/off */ 2137 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2138 break; 2139 } 2140 ip->escape = 0; 2141 return; 2142 2143 case 'K': 2144 /* selective erase in line */ 2145 case 'J': 2146 /* selective erase in display */ 2147 2148 default: 2149 ip->escape = 0; 2150 return; 2151 } 2152 break; 2153 2154 2155 default: 2156 ip->escape = 0; 2157 return; 2158 } 2159 } 2160 2161 switch (c) { 2162 case 0x00: /* NUL */ 2163 case 0x01: /* SOH */ 2164 case 0x02: /* STX */ 2165 case 0x03: /* ETX */ 2166 case 0x04: /* EOT */ 2167 case 0x05: /* ENQ */ 2168 case 0x06: /* ACK */ 2169 break; 2170 2171 case BEL: 2172 #if NBELL > 0 2173 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) 2174 opm_bell(); 2175 #endif 2176 break; 2177 2178 case BS: 2179 if (--ip->curx < 0) 2180 ip->curx = 0; 2181 else 2182 SUBR_CURSOR(ip, MOVE_CURSOR); 2183 break; 2184 2185 case HT: 2186 for (n = ip->curx + 1; n < ip->cols; n++) { 2187 if (ip->tabs[n]) { 2188 ip->curx = n; 2189 SUBR_CURSOR(ip, MOVE_CURSOR); 2190 break; 2191 } 2192 } 2193 break; 2194 2195 case VT: /* VT is treated like LF */ 2196 case FF: /* so is FF */ 2197 case LF: 2198 /* cr->crlf distinction is done here, on output, 2199 not on input! */ 2200 if (ip->linefeed_newline) 2201 ite_crlf (ip); 2202 else 2203 ite_lf (ip); 2204 break; 2205 2206 case CR: 2207 ite_cr (ip); 2208 break; 2209 2210 2211 case SO: 2212 ip->GL = &ip->G1; 2213 break; 2214 2215 case SI: 2216 ip->GL = &ip->G0; 2217 break; 2218 2219 case 0x10: /* DLE */ 2220 case 0x11: /* DC1/XON */ 2221 case 0x12: /* DC2 */ 2222 case 0x13: /* DC3/XOFF */ 2223 case 0x14: /* DC4 */ 2224 case 0x15: /* NAK */ 2225 case 0x16: /* SYN */ 2226 case 0x17: /* ETB */ 2227 break; 2228 2229 case CAN: 2230 ip->escape = 0; /* cancel any escape sequence in progress */ 2231 break; 2232 2233 case 0x19: /* EM */ 2234 break; 2235 2236 case SUB: 2237 ip->escape = 0; /* dito, but see below */ 2238 /* should also display a reverse question mark!! */ 2239 break; 2240 2241 case ESC: 2242 ip->escape = ESC; 2243 break; 2244 2245 case 0x1c: /* FS */ 2246 case 0x1d: /* GS */ 2247 case 0x1e: /* RS */ 2248 case 0x1f: /* US */ 2249 break; 2250 2251 /* now it gets weird.. 8bit control sequences.. */ 2252 case IND: /* index: move cursor down, scroll */ 2253 ite_index (ip); 2254 break; 2255 2256 case NEL: /* next line. next line, first pos. */ 2257 ite_crlf (ip); 2258 break; 2259 2260 case HTS: /* set horizontal tab */ 2261 if (ip->curx < ip->cols) 2262 ip->tabs[ip->curx] = 1; 2263 break; 2264 2265 case RI: /* reverse index */ 2266 ite_rlf (ip); 2267 break; 2268 2269 case SS2: /* go into G2 for one character */ 2270 ip->save_GL = ip->GR; /* GL XXX EUC */ 2271 ip->GR = &ip->G2; /* GL XXX */ 2272 break; 2273 2274 case SS3: /* go into G3 for one character */ 2275 ip->save_GL = ip->GR; /* GL XXX EUC */ 2276 ip->GR = &ip->G3; /* GL XXX */ 2277 break; 2278 2279 case DCS: /* device control string introducer */ 2280 ip->escape = DCS; 2281 ip->ap = ip->argbuf; 2282 break; 2283 2284 case CSI: /* control sequence introducer */ 2285 ip->escape = CSI; 2286 ip->ap = ip->argbuf; 2287 break; 2288 2289 case ST: /* string terminator */ 2290 /* ignore, if not used as terminator */ 2291 break; 2292 2293 case OSC: /* introduces OS command. Ignore everything upto ST */ 2294 ip->escape = OSC; 2295 break; 2296 2297 case PM: /* privacy message, ignore everything upto ST */ 2298 ip->escape = PM; 2299 break; 2300 2301 case APC: /* application program command, ignore everything upto ST */ 2302 ip->escape = APC; 2303 break; 2304 2305 case DEL: 2306 break; 2307 2308 default: 2309 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2310 ip->save_char = c; 2311 break; 2312 } 2313 if (ip->imode) 2314 ite_inchar(ip, ip->save_char ? 2 : 1); 2315 iteprecheckwrap(ip); 2316 #ifdef DO_WEIRD_ATTRIBUTES 2317 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2318 attrset(ip, ATTR_INV); 2319 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2320 } 2321 else 2322 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2323 #else 2324 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2325 #endif 2326 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2327 itecheckwrap(ip); 2328 if (ip->save_char) { 2329 itecheckwrap(ip); 2330 ip->save_char = 0; 2331 } 2332 if (ip->save_GL) { 2333 /* 2334 * reset single shift 2335 */ 2336 ip->GR = ip->save_GL; 2337 ip->save_GL = 0; 2338 } 2339 break; 2340 } 2341 } 2342 2343 static void 2344 iteprecheckwrap(ip) 2345 struct ite_softc *ip; 2346 { 2347 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2348 ip->curx = 0; 2349 clr_attr(ip, ATTR_INV); 2350 if (++ip->cury >= ip->bottom_margin + 1) { 2351 ip->cury = ip->bottom_margin; 2352 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2353 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2354 ite_clrtoeol(ip); 2355 } /*else 2356 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2357 } 2358 } 2359 2360 static void 2361 itecheckwrap(ip) 2362 struct ite_softc *ip; 2363 { 2364 #if 0 2365 if (++ip->curx == ip->cols) { 2366 if (ip->auto_wrap) { 2367 ip->curx = 0; 2368 clr_attr(ip, ATTR_INV); 2369 if (++ip->cury >= ip->bottom_margin + 1) { 2370 ip->cury = ip->bottom_margin; 2371 SUBR_CURSOR(ip, MOVE_CURSOR); 2372 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2373 ite_clrtoeol(ip); 2374 return; 2375 } 2376 } else 2377 /* stay there if no autowrap.. */ 2378 ip->curx--; 2379 } 2380 #else 2381 if (ip->curx < ip->cols) { 2382 ip->curx++; 2383 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2384 } 2385 #endif 2386 } 2387 2388 #endif 2389 2390 #if NITE > 0 && NKBD > 0 2391 2392 /* 2393 * Console functions 2394 */ 2395 #include <dev/cons.h> 2396 extern void kbdenable __P((int)); 2397 extern int kbdcngetc __P((void)); 2398 2399 /* 2400 * Return a priority in consdev->cn_pri field highest wins. This function 2401 * is called before any devices have been probed. 2402 */ 2403 void 2404 itecnprobe(cd) 2405 struct consdev *cd; 2406 { 2407 int maj; 2408 2409 /* locate the major number */ 2410 for (maj = 0; maj < nchrdev; maj++) 2411 if (cdevsw[maj].d_open == iteopen) 2412 break; 2413 2414 /* 2415 * return priority of the best ite (already picked from attach) 2416 * or CN_DEAD. 2417 */ 2418 if (con_itesoftc.grf == NULL) 2419 cd->cn_pri = CN_DEAD; 2420 else { 2421 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2422 /* 2423 * hardcode the minor number. 2424 * currently we support only one ITE, it is enough for now. 2425 */ 2426 con_itesoftc.isw = &itesw[0]; 2427 cd->cn_pri = CN_INTERNAL; 2428 cd->cn_dev = makedev(maj, 0); 2429 } 2430 2431 } 2432 2433 void 2434 itecninit(cd) 2435 struct consdev *cd; 2436 { 2437 struct ite_softc *ip; 2438 2439 ip = getitesp(cd->cn_dev); 2440 iteinit(cd->cn_dev); /* init console unit */ 2441 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2442 kbdenable(0); 2443 mfp_send_usart(0x49); 2444 } 2445 2446 /* 2447 * itecnfinish() is called in ite_init() when the device is 2448 * being probed in the normal fasion, thus we can finish setting 2449 * up this ite now that the system is more functional. 2450 */ 2451 void 2452 itecnfinish(ip) 2453 struct ite_softc *ip; 2454 { 2455 static int done; 2456 2457 if (done) 2458 return; 2459 done = 1; 2460 } 2461 2462 /*ARGSUSED*/ 2463 int 2464 itecngetc(dev) 2465 dev_t dev; 2466 { 2467 register int c; 2468 2469 do { 2470 c = kbdcngetc(); 2471 c = ite_cnfilter(c); 2472 } while (c == -1); 2473 return (c); 2474 } 2475 2476 void 2477 itecnputc(dev, c) 2478 dev_t dev; 2479 int c; 2480 { 2481 static int paniced = 0; 2482 struct ite_softc *ip = getitesp(dev); 2483 char ch = c; 2484 #ifdef ITE_KERNEL_ATTR 2485 short save_attribute; 2486 #endif 2487 2488 if (panicstr && !paniced && 2489 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2490 (void) iteon(dev, 3); 2491 paniced = 1; 2492 } 2493 #ifdef ITE_KERNEL_ATTR 2494 save_attribute = ip->attribute; 2495 ip->attribute = ITE_KERNEL_ATTR; 2496 #endif 2497 ite_putstr(&ch, 1, dev); 2498 #ifdef ITE_KERNEL_ATTR 2499 ip->attribute = save_attribute; 2500 #endif 2501 } 2502 #endif 2503
Indexes created Tue Sep 23 14:10:03 GMT 2025