1 /* $NetBSD: ite.c,v 1.37 2004/04/23 02:58:28 simonb Exp $ */ 2 3 /* 4 * Copyright (c) 1990 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * the Systems Programming Group of the University of Utah Computer 9 * Science Department. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * from: Utah $Hdr: ite.c 1.1 90/07/09$ 36 * 37 * @(#)ite.c 7.6 (Berkeley) 5/16/91 38 */ 39 /* 40 * Copyright (c) 1988 University of Utah. 41 * 42 * This code is derived from software contributed to Berkeley by 43 * the Systems Programming Group of the University of Utah Computer 44 * Science Department. 45 * 46 * Redistribution and use in source and binary forms, with or without 47 * modification, are permitted provided that the following conditions 48 * are met: 49 * 1. Redistributions of source code must retain the above copyright 50 * notice, this list of conditions and the following disclaimer. 51 * 2. Redistributions in binary form must reproduce the above copyright 52 * notice, this list of conditions and the following disclaimer in the 53 * documentation and/or other materials provided with the distribution. 54 * 3. All advertising materials mentioning features or use of this software 55 * must display the following acknowledgement: 56 * This product includes software developed by the University of 57 * California, Berkeley and its contributors. 58 * 4. Neither the name of the University nor the names of its contributors 59 * may be used to endorse or promote products derived from this software 60 * without specific prior written permission. 61 * 62 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 63 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 64 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 65 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 66 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 67 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 68 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 69 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 70 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 71 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 72 * SUCH DAMAGE. 73 * 74 * from: Utah $Hdr: ite.c 1.1 90/07/09$ 75 * 76 * @(#)ite.c 7.6 (Berkeley) 5/16/91 77 */ 78 79 /* 80 * ite - bitmaped terminal. 81 * Supports VT200, a few terminal features will be unavailable until 82 * the system actually probes the device (i.e. not after consinit()) 83 */ 84 85 #include <sys/cdefs.h> 86 __KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.37 2004/04/23 02:58:28 simonb Exp $"); 87 88 #include "ite.h" 89 #if NITE > 0 90 91 #include "bell.h" 92 #include "kbd.h" 93 94 #include "opt_ite.h" 95 96 #include <sys/param.h> 97 #include <sys/conf.h> 98 #include <sys/proc.h> 99 #include <sys/ioctl.h> 100 #include <sys/tty.h> 101 #include <sys/systm.h> 102 #include <sys/device.h> 103 #include <sys/malloc.h> 104 105 #include <machine/cpu.h> 106 #include <machine/kbio.h> 107 #include <machine/bus.h> 108 #include <machine/grfioctl.h> 109 #include <machine/iteioctl.h> 110 111 #include <arch/x68k/dev/grfvar.h> 112 #include <arch/x68k/dev/itevar.h> 113 #include <arch/x68k/dev/kbdmap.h> 114 #include <arch/x68k/dev/mfp.h> 115 #if NBELL > 0 116 void opm_bell __P((void)); 117 #endif 118 119 #define SUBR_CNPROBE(min) itesw[min].ite_cnprobe(min) 120 #define SUBR_INIT(ip) ip->isw->ite_init(ip) 121 #define SUBR_DEINIT(ip) ip->isw->ite_deinit(ip) 122 #define SUBR_PUTC(ip,c,dy,dx,m) ip->isw->ite_putc(ip,c,dy,dx,m) 123 #define SUBR_CURSOR(ip,flg) ip->isw->ite_cursor(ip,flg) 124 #define SUBR_CLEAR(ip,sy,sx,h,w) ip->isw->ite_clear(ip,sy,sx,h,w) 125 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 126 ip->isw->ite_scroll(ip,sy,sx,count,dir) 127 128 struct consdev; 129 130 __inline static void itesendch __P((int)); 131 __inline static void alignment_display __P((struct ite_softc *)); 132 __inline static void snap_cury __P((struct ite_softc *)); 133 __inline static void ite_dnchar __P((struct ite_softc *, int)); 134 static void ite_inchar __P((struct ite_softc *, int)); 135 __inline static void ite_clrtoeol __P((struct ite_softc *)); 136 __inline static void ite_clrtobol __P((struct ite_softc *)); 137 __inline static void ite_clrline __P((struct ite_softc *)); 138 __inline static void ite_clrtoeos __P((struct ite_softc *)); 139 __inline static void ite_clrtobos __P((struct ite_softc *)); 140 __inline static void ite_clrscreen __P((struct ite_softc *)); 141 __inline static void ite_dnline __P((struct ite_softc *, int)); 142 __inline static void ite_inline __P((struct ite_softc *, int)); 143 __inline static void ite_index __P((struct ite_softc *)); 144 __inline static void ite_lf __P((struct ite_softc *)); 145 __inline static void ite_crlf __P((struct ite_softc *)); 146 __inline static void ite_cr __P((struct ite_softc *)); 147 __inline static void ite_rlf __P((struct ite_softc *)); 148 static void iteprecheckwrap __P((struct ite_softc *ip)); 149 static void itecheckwrap __P((struct ite_softc *ip)); 150 static int ite_argnum __P((struct ite_softc *ip)); 151 static int ite_zargnum __P((struct ite_softc *ip)); 152 static void ite_sendstr __P((struct ite_softc *ip, char *str)); 153 __inline static int atoi __P((const char *cp)); 154 void ite_reset __P((struct ite_softc *ip)); 155 struct ite_softc *getitesp __P((dev_t)); 156 int iteon __P((dev_t, int)); 157 void iteoff __P((dev_t, int)); 158 159 struct itesw itesw[] = { 160 {0, tv_init, tv_deinit, 0, 161 0, 0, 0} 162 }; 163 int nitesw = sizeof(itesw) / sizeof(itesw[0]); 164 165 /* 166 * # of chars are output in a single itestart() call. 167 * If this is too big, user processes will be blocked out for 168 * long periods of time while we are emptying the queue in itestart(). 169 * If it is too small, console output will be very ragged. 170 */ 171 #define ITEBURST 64 172 173 int nite = NITE; 174 struct tty *ite_tty[NITE]; 175 struct ite_softc *kbd_ite = NULL; 176 struct ite_softc con_itesoftc; 177 178 struct tty *kbd_tty = NULL; 179 180 int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ 181 int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ 182 183 u_char cons_tabs[MAX_TABS]; 184 185 void itestart __P((struct tty *tp)); 186 187 void iteputchar __P((int c, struct ite_softc *ip)); 188 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 189 190 void iteattach __P((struct device *, struct device *, void *)); 191 int itematch __P((struct device *, struct cfdata *, void *)); 192 193 CFATTACH_DECL(ite, sizeof(struct ite_softc), 194 itematch, iteattach, NULL, NULL); 195 196 extern struct cfdriver ite_cd; 197 198 dev_type_open(iteopen); 199 dev_type_close(iteclose); 200 dev_type_read(iteread); 201 dev_type_write(itewrite); 202 dev_type_ioctl(iteioctl); 203 dev_type_tty(itetty); 204 dev_type_poll(itepoll); 205 206 const struct cdevsw ite_cdevsw = { 207 iteopen, iteclose, iteread, itewrite, iteioctl, 208 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 209 }; 210 211 int 212 itematch(pdp, cdp, auxp) 213 struct device *pdp; 214 struct cfdata *cdp; 215 void *auxp; 216 { 217 struct grf_softc *gp; 218 #if 0 219 int maj; 220 #endif 221 222 gp = auxp; 223 224 /* ite0 should be at grf0 XXX */ 225 if(cdp->cf_unit != gp->g_device.dv_unit) 226 return(0); 227 228 #if 0 229 /* 230 * all that our mask allows (more than enough no one 231 * has > 32 monitors for text consoles on one machine) 232 */ 233 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 234 return(0); 235 /* 236 * XXX 237 * normally this would be done in attach, however 238 * during early init we do not have a device pointer 239 * and thus no unit number. 240 */ 241 maj = cdevsw_lookup_major(&ite_cdevsw); 242 gp->g_itedev = makedev(maj, cdp->cf_unit); 243 #endif 244 return(1); 245 } 246 247 /* 248 * iteinit() is the standard entry point for initialization of 249 * an ite device, it is also called from ite_cninit(). 250 */ 251 void 252 iteattach(pdp, dp, auxp) 253 struct device *pdp, *dp; 254 void *auxp; 255 { 256 struct ite_softc *ip; 257 struct grf_softc *gp; 258 259 gp = (struct grf_softc *)auxp; 260 if (dp) { 261 ip = (struct ite_softc *)dp; 262 if(con_itesoftc.grf != NULL 263 /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { 264 /* 265 * console reinit copy params over. 266 * and console always gets keyboard 267 */ 268 memcpy(&ip->grf, &con_itesoftc.grf, 269 (char *)&ip[1] - (char *)&ip->grf); 270 con_itesoftc.grf = NULL; 271 kbd_ite = ip; 272 } 273 ip->grf = gp; 274 iteinit(ip->device.dv_unit); /* XXX */ 275 printf(": rows %d cols %d", ip->rows, ip->cols); 276 if (kbd_ite == NULL) 277 kbd_ite = ip; 278 printf("\n"); 279 } else { 280 if (con_itesoftc.grf != NULL) 281 return; 282 con_itesoftc.grf = gp; 283 con_itesoftc.tabs = cons_tabs; 284 } 285 } 286 287 struct ite_softc * 288 getitesp(dev) 289 dev_t dev; 290 { 291 extern int x68k_realconfig; 292 293 if (x68k_realconfig && con_itesoftc.grf == NULL) 294 return(ite_cd.cd_devs[UNIT(dev)]); 295 296 if (con_itesoftc.grf == NULL) 297 panic("no ite_softc for console"); 298 return(&con_itesoftc); 299 } 300 301 void 302 iteinit(dev) 303 dev_t dev; 304 { 305 struct ite_softc *ip; 306 307 ip = getitesp(dev); 308 309 if (ip->flags & ITE_INITED) 310 return; 311 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 312 313 ip->curx = 0; 314 ip->cury = 0; 315 ip->cursorx = 0; 316 ip->cursory = 0; 317 318 ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ 319 SUBR_INIT(ip); 320 SUBR_CURSOR(ip, DRAW_CURSOR); 321 if (!ip->tabs) 322 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 323 ite_reset(ip); 324 ip->flags |= ITE_INITED; 325 } 326 327 /* 328 * Perform functions necessary to setup device as a terminal emulator. 329 */ 330 int 331 iteon(dev, flag) 332 dev_t dev; 333 int flag; 334 { 335 int unit = UNIT(dev); 336 struct ite_softc *ip; 337 338 if (unit < 0 || unit >= ite_cd.cd_ndevs || 339 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 340 return(ENXIO); 341 /* force ite active, overriding graphics mode */ 342 if (flag & 1) { 343 ip->flags |= ITE_ACTIVE; 344 ip->flags &= ~(ITE_INGRF|ITE_INITED); 345 } 346 /* leave graphics mode */ 347 if (flag & 2) { 348 ip->flags &= ~ITE_INGRF; 349 if ((ip->flags & ITE_ACTIVE) == 0) 350 return(0); 351 } 352 ip->flags |= ITE_ACTIVE; 353 if (ip->flags & ITE_INGRF) 354 return(0); 355 iteinit(dev); 356 if (flag & 2) 357 ite_reset(ip); 358 #if NKBD > 0 359 mfp_send_usart (0x49); /* XXX */ 360 #endif 361 return(0); 362 } 363 364 /* 365 * "Shut down" device as terminal emulator. 366 * Note that we do not deinit the console device unless forced. 367 * Deinit'ing the console every time leads to a very active 368 * screen when processing /etc/rc. 369 */ 370 void 371 iteoff(dev, flag) 372 dev_t dev; 373 int flag; 374 { 375 int unit = UNIT(dev); 376 register struct ite_softc *ip; 377 378 /* XXX check whether when call from grf.c */ 379 if (unit < 0 || unit >= ite_cd.cd_ndevs || 380 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 381 return; 382 if (flag & 2) 383 ip->flags |= ITE_INGRF; 384 385 if ((ip->flags & ITE_ACTIVE) == 0) 386 return; 387 if ((flag & 1) || 388 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 389 SUBR_DEINIT(ip); 390 391 /* 392 * XXX When the system is rebooted with "reboot", init(8) 393 * kills the last process to have the console open. 394 * If we don't revent the ITE_ACTIVE bit from being 395 * cleared, we will never see messages printed during 396 * the process of rebooting. 397 */ 398 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { 399 ip->flags &= ~ITE_ACTIVE; 400 #if NKBD > 0 401 mfp_send_usart (0x48); /* XXX */ 402 #endif 403 } 404 } 405 406 /* 407 * standard entry points to the device. 408 */ 409 410 /* ARGSUSED */ 411 int 412 iteopen(dev, mode, devtype, p) 413 dev_t dev; 414 int mode, devtype; 415 struct proc *p; 416 { 417 int unit = UNIT(dev); 418 register struct tty *tp; 419 register struct ite_softc *ip; 420 register int error; 421 int first = 0; 422 423 if (unit >= ite_cd.cd_ndevs || (ip = getitesp(dev)) == NULL) 424 return (ENXIO); 425 if (!ite_tty[unit]) { 426 tp = ite_tty[unit] = ttymalloc(); 427 tty_attach(tp); 428 } else 429 tp = ite_tty[unit]; 430 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 431 && p->p_ucred->cr_uid != 0) 432 return (EBUSY); 433 if ((ip->flags & ITE_ACTIVE) == 0) { 434 error = iteon(dev, 0); 435 if (error) 436 return (error); 437 first = 1; 438 } 439 tp->t_oproc = itestart; 440 tp->t_param = NULL; 441 tp->t_dev = dev; 442 if ((tp->t_state&TS_ISOPEN) == 0) { 443 ttychars(tp); 444 tp->t_iflag = TTYDEF_IFLAG; 445 tp->t_oflag = TTYDEF_OFLAG; 446 tp->t_cflag = TTYDEF_CFLAG; 447 tp->t_lflag = TTYDEF_LFLAG; 448 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 449 tp->t_state = TS_ISOPEN|TS_CARR_ON; 450 ttsetwater(tp); 451 } 452 error = (*tp->t_linesw->l_open)(dev, tp); 453 if (error == 0) { 454 tp->t_winsize.ws_row = ip->rows; 455 tp->t_winsize.ws_col = ip->cols; 456 } else if (first) 457 iteoff(dev, 0); 458 return (error); 459 } 460 461 /*ARGSUSED*/ 462 int 463 iteclose(dev, flag, mode, p) 464 dev_t dev; 465 int flag, mode; 466 struct proc *p; 467 { 468 register struct tty *tp = ite_tty[UNIT(dev)]; 469 470 (*tp->t_linesw->l_close)(tp, flag); 471 ttyclose(tp); 472 iteoff(dev, 0); 473 #if 0 474 ttyfree(tp); 475 ite_tty[UNIT(dev)] = (struct tty *)0; 476 #endif 477 return(0); 478 } 479 480 int 481 iteread(dev, uio, flag) 482 dev_t dev; 483 struct uio *uio; 484 int flag; 485 { 486 register struct tty *tp = ite_tty[UNIT(dev)]; 487 488 return ((*tp->t_linesw->l_read)(tp, uio, flag)); 489 } 490 491 int 492 itewrite(dev, uio, flag) 493 dev_t dev; 494 struct uio *uio; 495 int flag; 496 { 497 register struct tty *tp = ite_tty[UNIT(dev)]; 498 499 return ((*tp->t_linesw->l_write)(tp, uio, flag)); 500 } 501 502 int 503 itepoll(dev, events, p) 504 dev_t dev; 505 int events; 506 struct proc *p; 507 { 508 register struct tty *tp = ite_tty[UNIT(dev)]; 509 510 return ((*tp->t_linesw->l_poll)(tp, events, p)); 511 } 512 513 struct tty * 514 itetty(dev) 515 dev_t dev; 516 { 517 518 return (ite_tty[UNIT(dev)]); 519 } 520 521 int 522 iteioctl(dev, cmd, addr, flag, p) 523 dev_t dev; 524 u_long cmd; 525 caddr_t addr; 526 int flag; 527 struct proc *p; 528 { 529 struct iterepeat *irp; 530 register struct tty *tp = ite_tty[UNIT(dev)]; 531 int error; 532 533 error = (*tp->t_linesw->l_ioctl)(tp, cmd, addr, flag, p); 534 if (error != EPASSTHROUGH) 535 return (error); 536 537 error = ttioctl(tp, cmd, addr, flag, p); 538 if (error != EPASSTHROUGH) 539 return (error); 540 541 switch (cmd) { 542 case ITEIOCSKMAP: 543 if (addr == 0) 544 return(EFAULT); 545 memcpy(&kbdmap, addr, sizeof(struct kbdmap)); 546 return(0); 547 548 case ITEIOCGKMAP: 549 if (addr == NULL) 550 return(EFAULT); 551 memcpy(addr, &kbdmap, sizeof(struct kbdmap)); 552 return(0); 553 554 case ITEIOCGREPT: 555 irp = (struct iterepeat *)addr; 556 irp->start = start_repeat_timeo; 557 irp->next = next_repeat_timeo; 558 559 case ITEIOCSREPT: 560 irp = (struct iterepeat *)addr; 561 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 562 return(EINVAL); 563 start_repeat_timeo = irp->start; 564 next_repeat_timeo = irp->next; 565 #if x68k 566 case ITELOADFONT: 567 if (addr) { 568 memcpy(kern_font, addr, 4096 /*sizeof (kernel_font)*/); 569 ite_set_glyph(); 570 return 0; 571 } else 572 return EFAULT; 573 574 case ITETVCTRL: 575 if (addr && *(u_int8_t *)addr < 0x40) { 576 return mfp_send_usart (* (u_int8_t *)addr); 577 } else { 578 return EFAULT; 579 } 580 #endif 581 } 582 return (EPASSTHROUGH); 583 } 584 585 void 586 itestart(tp) 587 register struct tty *tp; 588 { 589 struct clist *rbp; 590 struct ite_softc *ip; 591 u_char buf[ITEBURST]; 592 int s, len; 593 594 ip = getitesp(tp->t_dev); 595 /* 596 * (Potentially) lower priority. We only need to protect ourselves 597 * from keyboard interrupts since that is all that can affect the 598 * state of our tty (kernel printf doesn't go through this routine). 599 */ 600 s = spltty(); 601 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 602 goto out; 603 tp->t_state |= TS_BUSY; 604 rbp = &tp->t_outq; 605 len = q_to_b(rbp, buf, ITEBURST); 606 /*splx(s);*/ 607 608 /* Here is a really good place to implement pre/jumpscroll() */ 609 ite_putstr(buf, len, tp->t_dev); 610 611 /*s = spltty();*/ 612 tp->t_state &= ~TS_BUSY; 613 /* we have characters remaining. */ 614 if (rbp->c_cc) { 615 tp->t_state |= TS_TIMEOUT; 616 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 617 } 618 /* wakeup we are below */ 619 if (rbp->c_cc <= tp->t_lowat) { 620 if (tp->t_state & TS_ASLEEP) { 621 tp->t_state &= ~TS_ASLEEP; 622 wakeup((caddr_t)rbp); 623 } 624 selwakeup(&tp->t_wsel); 625 } 626 out: 627 splx(s); 628 } 629 630 /* XXX called after changes made in underlying grf layer. */ 631 /* I want to nuke this */ 632 void 633 ite_reinit(dev) 634 dev_t dev; 635 { 636 struct ite_softc *ip; 637 int unit = UNIT(dev); 638 639 /* XXX check whether when call from grf.c */ 640 if (unit < 0 || unit >= ite_cd.cd_ndevs || 641 (ip = getitesp(unit)) == NULL) 642 return; 643 644 ip->flags &= ~ITE_INITED; 645 iteinit(dev); 646 } 647 648 void 649 ite_reset(ip) 650 struct ite_softc *ip; 651 { 652 int i; 653 654 ip->curx = 0; 655 ip->cury = 0; 656 ip->attribute = 0; 657 ip->save_curx = 0; 658 ip->save_cury = 0; 659 ip->save_attribute = 0; 660 ip->ap = ip->argbuf; 661 ip->emul_level = EMUL_VT300_8; 662 ip->eightbit_C1 = 0; 663 ip->top_margin = 0; 664 ip->bottom_margin = ip->rows - 1; 665 ip->inside_margins = 0; /* origin mode == absolute */ 666 ip->linefeed_newline = 0; 667 ip->auto_wrap = 1; 668 ip->cursor_appmode = 0; 669 ip->keypad_appmode = 0; 670 ip->imode = 0; 671 ip->key_repeat = 1; 672 ip->G0 = CSET_ASCII; 673 ip->G1 = CSET_JIS1983; 674 ip->G2 = CSET_JISKANA; 675 ip->G3 = CSET_JIS1990; 676 ip->GL = &ip->G0; 677 ip->GR = &ip->G1; 678 ip->save_GL = 0; 679 ip->save_char = 0; 680 ip->fgcolor = 7; 681 ip->bgcolor = 0; 682 for (i = 0; i < ip->cols; i++) 683 ip->tabs[i] = ((i & 7) == 0); 684 /* XXX clear screen */ 685 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 686 attrclr(ip, 0, 0, ip->rows, ip->cols); 687 } 688 689 /* Used in console at startup only */ 690 int 691 ite_cnfilter(c) 692 u_char c; 693 { 694 static u_char mod = 0; 695 struct key key; 696 u_char code, up, mask; 697 int s; 698 699 up = c & 0x80 ? 1 : 0; 700 c &= 0x7f; 701 code = 0; 702 703 s = spltty(); 704 705 mask = 0; 706 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 707 switch (c) { 708 case KBD_LEFT_SHIFT: 709 mask = KBD_MOD_SHIFT; 710 break; 711 712 case KBD_LEFT_ALT: 713 mask = KBD_MOD_LALT; 714 break; 715 716 case KBD_RIGHT_ALT: 717 mask = KBD_MOD_RALT; 718 break; 719 720 case KBD_LEFT_META: 721 mask = KBD_MOD_LMETA; 722 break; 723 724 case KBD_RIGHT_META: 725 mask = KBD_MOD_RMETA; 726 break; 727 728 case KBD_CAPS_LOCK: 729 /* 730 * capslock already behaves `right', don't need to 731 * keep track of the state in here. 732 */ 733 mask = KBD_MOD_CAPS; 734 break; 735 736 case KBD_CTRL: 737 mask = KBD_MOD_CTRL; 738 break; 739 740 case KBD_RECONNECT: 741 /* ite got 0xff */ 742 if (up) 743 kbd_setLED(); 744 break; 745 } 746 if (mask & KBD_MOD_CAPS) { 747 if (!up) { 748 mod ^= KBD_MOD_CAPS; 749 kbdled ^= LED_CAPS_LOCK; 750 kbd_setLED(); 751 } 752 } else if (up) 753 mod &= ~mask; 754 else mod |= mask; 755 splx (s); 756 return -1; 757 } 758 759 if (up) { 760 splx(s); 761 return -1; 762 } 763 764 /* translate modifiers */ 765 if (mod & KBD_MOD_SHIFT) { 766 if (mod & KBD_MOD_ALT) 767 key = kbdmap.alt_shift_keys[c]; 768 else 769 key = kbdmap.shift_keys[c]; 770 } else if (mod & KBD_MOD_ALT) 771 key = kbdmap.alt_keys[c]; 772 else { 773 key = kbdmap.keys[c]; 774 /* if CAPS and key is CAPable (no pun intended) */ 775 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 776 key = kbdmap.shift_keys[c]; 777 } 778 code = key.code; 779 780 /* if string return */ 781 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 782 splx(s); 783 return -1; 784 } 785 /* handle dead keys */ 786 if (key.mode & KBD_MODE_DEAD) { 787 splx(s); 788 return -1; 789 } 790 if (mod & KBD_MOD_CTRL) 791 code &= 0x1f; 792 if (mod & KBD_MOD_META) 793 code |= 0x80; 794 795 /* do console mapping. */ 796 code = code == '\r' ? '\n' : code; 797 798 splx(s); 799 return (code); 800 } 801 802 /* And now the old stuff. */ 803 __inline static void 804 itesendch (ch) 805 int ch; 806 { 807 (*kbd_tty->t_linesw->l_rint)(ch, kbd_tty); 808 } 809 810 811 void 812 ite_filter(c) 813 u_char c; 814 { 815 static u_short mod = 0; 816 register unsigned char code, *str; 817 u_short up, mask; 818 struct key key; 819 int s, i; 820 821 if (!kbd_ite || !(kbd_tty = ite_tty[kbd_ite->device.dv_unit])) 822 return; 823 824 /* have to make sure we're at spltty in here */ 825 s = spltty (); 826 827 up = c & 0x80 ? 1 : 0; 828 c &= 0x7f; 829 code = 0; 830 831 mask = 0; 832 if (c >= KBD_LEFT_ALT && 833 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 834 switch (c) { 835 case KBD_LEFT_SHIFT: 836 mask = KBD_MOD_SHIFT; 837 break; 838 839 case KBD_LEFT_ALT: 840 mask = KBD_MOD_LALT; 841 break; 842 843 case KBD_RIGHT_ALT: 844 mask = KBD_MOD_RALT; 845 break; 846 847 case KBD_LEFT_META: 848 mask = KBD_MOD_LMETA; 849 break; 850 851 case KBD_RIGHT_META: 852 mask = KBD_MOD_RMETA; 853 break; 854 855 case KBD_CAPS_LOCK: 856 /* 857 * capslock already behaves `right', don't need to keep 858 * track of the state in here. 859 */ 860 mask = KBD_MOD_CAPS; 861 break; 862 863 case KBD_CTRL: 864 mask = KBD_MOD_CTRL; 865 break; 866 867 case KBD_OPT1: 868 mask = KBD_MOD_OPT1; 869 break; 870 871 case KBD_OPT2: 872 mask = KBD_MOD_OPT2; 873 break; 874 875 case KBD_RECONNECT: 876 if (up) { /* ite got 0xff */ 877 kbd_setLED(); 878 } 879 break; 880 } 881 882 if (mask & KBD_MOD_CAPS) { 883 if (!up) { 884 mod ^= KBD_MOD_CAPS; 885 kbdled ^= LED_CAPS_LOCK; 886 kbd_setLED(); 887 } 888 } else if (up) { 889 mod &= ~mask; 890 } else mod |= mask; 891 892 /* 893 * return even if it wasn't a modifier key, the other 894 * codes up here are either special (like reset warning), 895 * or not yet defined 896 */ 897 splx (s); 898 return; 899 } 900 901 if (up) { 902 splx (s); 903 return; 904 } 905 906 /* 907 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 908 * this should probably be configurable.. 909 */ 910 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 911 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 912 splx (s); 913 return; 914 } 915 916 /* translate modifiers */ 917 if (mod & KBD_MOD_SHIFT) { 918 if (mod & KBD_MOD_ALT) 919 key = kbdmap.alt_shift_keys[c]; 920 else 921 key = kbdmap.shift_keys[c]; 922 } else if (mod & KBD_MOD_ALT) 923 key = kbdmap.alt_keys[c]; 924 else { 925 key = kbdmap.keys[c]; 926 /* if CAPS and key is CAPable (no pun intended) */ 927 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 928 key = kbdmap.shift_keys[c]; 929 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 930 key = kbdmap.shift_keys[c]; 931 } 932 code = key.code; 933 934 /* handle dead keys */ 935 if (key.mode & KBD_MODE_DEAD) { 936 splx (s); 937 return; 938 } 939 /* if not string, apply META and CTRL modifiers */ 940 if (! (key.mode & KBD_MODE_STRING) 941 && (!(key.mode & KBD_MODE_KPAD) || 942 (kbd_ite && !kbd_ite->keypad_appmode))) { 943 if ((mod & KBD_MOD_CTRL) && 944 (code == ' ' || (code >= '@' && code <= 'z'))) 945 code &= 0x1f; 946 if (mod & KBD_MOD_META) 947 code |= 0x80; 948 } else if ((key.mode & KBD_MODE_KPAD) && 949 (kbd_ite && kbd_ite->keypad_appmode)) { 950 static const char * const in = "0123456789-+.\r()/*"; 951 static const char * const out = "pqrstuvwxymlnMPQRS"; 952 char *cp = strchr(in, code); 953 954 /* 955 * keypad-appmode sends SS3 followed by the above 956 * translated character 957 */ 958 (*kbd_tty->t_linesw->l_rint) (27, kbd_tty); 959 (*kbd_tty->t_linesw->l_rint) ('O', kbd_tty); 960 (*kbd_tty->t_linesw->l_rint) (out[cp - in], kbd_tty); 961 splx(s); 962 return; 963 } else { 964 /* *NO* I don't like this.... */ 965 static u_char app_cursor[] = 966 { 967 3, 27, 'O', 'A', 968 3, 27, 'O', 'B', 969 3, 27, 'O', 'C', 970 3, 27, 'O', 'D'}; 971 972 str = kbdmap.strings + code; 973 /* 974 * if this is a cursor key, AND it has the default 975 * keymap setting, AND we're in app-cursor mode, switch 976 * to the above table. This is *nasty* ! 977 */ 978 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 979 && !memcmp(str, "\x03\x1b[", 3) && 980 strchr("ABCD", str[3])) 981 str = app_cursor + 4 * (str[3] - 'A'); 982 983 /* 984 * using a length-byte instead of 0-termination allows 985 * to embed \0 into strings, although this is not used 986 * in the default keymap 987 */ 988 for (i = *str++; i; i--) 989 (*kbd_tty->t_linesw->l_rint) (*str++, kbd_tty); 990 splx(s); 991 return; 992 } 993 (*kbd_tty->t_linesw->l_rint)(code, kbd_tty); 994 995 splx(s); 996 return; 997 } 998 999 /* helper functions, makes the code below more readable */ 1000 __inline static void 1001 ite_sendstr (ip, str) 1002 struct ite_softc *ip; 1003 char *str; 1004 { 1005 while (*str) 1006 itesendch (*str++); 1007 } 1008 1009 __inline static void 1010 alignment_display(ip) 1011 struct ite_softc *ip; 1012 { 1013 int i, j; 1014 1015 for (j = 0; j < ip->rows; j++) 1016 for (i = 0; i < ip->cols; i++) 1017 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1018 attrclr(ip, 0, 0, ip->rows, ip->cols); 1019 } 1020 1021 __inline static void 1022 snap_cury(ip) 1023 struct ite_softc *ip; 1024 { 1025 if (ip->inside_margins) { 1026 if (ip->cury < ip->top_margin) 1027 ip->cury = ip->top_margin; 1028 if (ip->cury > ip->bottom_margin) 1029 ip->cury = ip->bottom_margin; 1030 } 1031 } 1032 1033 __inline static void 1034 ite_dnchar(ip, n) 1035 struct ite_softc *ip; 1036 int n; 1037 { 1038 n = min(n, ip->cols - ip->curx); 1039 if (n < ip->cols - ip->curx) { 1040 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1041 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1042 1, ip->cols - ip->curx - n); 1043 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1044 } 1045 while (n-- > 0) 1046 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1047 } 1048 1049 static void 1050 ite_inchar(ip, n) 1051 struct ite_softc *ip; 1052 int n; 1053 { 1054 int c = ip->save_char; 1055 ip->save_char = 0; 1056 n = min(n, ip->cols - ip->curx); 1057 if (n < ip->cols - ip->curx) { 1058 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1059 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1060 1, ip->cols - ip->curx - n); 1061 attrclr(ip, ip->cury, ip->curx, 1, n); 1062 } 1063 while (n--) 1064 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1065 ip->save_char = c; 1066 } 1067 1068 __inline static void 1069 ite_clrtoeol(ip) 1070 struct ite_softc *ip; 1071 { 1072 int y = ip->cury, x = ip->curx; 1073 if (ip->cols - x > 0) { 1074 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1075 attrclr(ip, y, x, 1, ip->cols - x); 1076 } 1077 } 1078 1079 __inline static void 1080 ite_clrtobol(ip) 1081 struct ite_softc *ip; 1082 { 1083 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1084 SUBR_CLEAR(ip, y, 0, 1, x); 1085 attrclr(ip, y, 0, 1, x); 1086 } 1087 1088 __inline static void 1089 ite_clrline(ip) 1090 struct ite_softc *ip; 1091 { 1092 int y = ip->cury; 1093 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1094 attrclr(ip, y, 0, 1, ip->cols); 1095 } 1096 1097 __inline static void 1098 ite_clrtoeos(ip) 1099 struct ite_softc *ip; 1100 { 1101 ite_clrtoeol(ip); 1102 if (ip->cury < ip->rows - 1) { 1103 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1104 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1105 } 1106 } 1107 1108 __inline static void 1109 ite_clrtobos(ip) 1110 struct ite_softc *ip; 1111 { 1112 ite_clrtobol(ip); 1113 if (ip->cury > 0) { 1114 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1115 attrclr(ip, 0, 0, ip->cury, ip->cols); 1116 } 1117 } 1118 1119 __inline static void 1120 ite_clrscreen(ip) 1121 struct ite_softc *ip; 1122 { 1123 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1124 attrclr(ip, 0, 0, ip->rows, ip->cols); 1125 } 1126 1127 1128 1129 __inline static void 1130 ite_dnline(ip, n) 1131 struct ite_softc *ip; 1132 int n; 1133 { 1134 /* 1135 * interesting.. if the cursor is outside the scrolling 1136 * region, this command is simply ignored.. 1137 */ 1138 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1139 return; 1140 1141 n = min(n, ip->bottom_margin + 1 - ip->cury); 1142 if (n <= ip->bottom_margin - ip->cury) { 1143 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1144 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1145 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1146 } 1147 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1148 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1149 } 1150 1151 __inline static void 1152 ite_inline(ip, n) 1153 struct ite_softc *ip; 1154 int n; 1155 { 1156 /* 1157 * interesting.. if the cursor is outside the scrolling 1158 * region, this command is simply ignored.. 1159 */ 1160 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1161 return; 1162 1163 if (n <= 0) 1164 n = 1; 1165 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1166 if (n <= ip->bottom_margin - ip->cury) { 1167 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1168 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1169 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1170 } 1171 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1172 attrclr(ip, ip->cury, 0, n, ip->cols); 1173 ip->curx = 0; 1174 } 1175 1176 __inline static void 1177 ite_index (ip) 1178 struct ite_softc *ip; 1179 { 1180 ++ip->cury; 1181 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1182 ip->cury--; 1183 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1184 ite_clrline(ip); 1185 } 1186 /*clr_attr(ip, ATTR_INV);*/ 1187 } 1188 1189 __inline static void 1190 ite_lf (ip) 1191 struct ite_softc *ip; 1192 { 1193 ++ip->cury; 1194 if (ip->cury > ip->bottom_margin) { 1195 ip->cury--; 1196 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1197 ite_clrline(ip); 1198 } 1199 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1200 /*clr_attr(ip, ATTR_INV);*/ 1201 /* reset character set ... thanks for mohta. */ 1202 ip->G0 = CSET_ASCII; 1203 ip->G1 = CSET_JIS1983; 1204 ip->G2 = CSET_JISKANA; 1205 ip->G3 = CSET_JIS1990; 1206 ip->GL = &ip->G0; 1207 ip->GR = &ip->G1; 1208 ip->save_GL = 0; 1209 ip->save_char = 0; 1210 } 1211 1212 __inline static void 1213 ite_crlf (ip) 1214 struct ite_softc *ip; 1215 { 1216 ip->curx = 0; 1217 ite_lf (ip); 1218 } 1219 1220 __inline static void 1221 ite_cr (ip) 1222 struct ite_softc *ip; 1223 { 1224 if (ip->curx) { 1225 ip->curx = 0; 1226 } 1227 } 1228 1229 __inline static void 1230 ite_rlf (ip) 1231 struct ite_softc *ip; 1232 { 1233 ip->cury--; 1234 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1235 ip->cury++; 1236 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1237 ite_clrline(ip); 1238 } 1239 clr_attr(ip, ATTR_INV); 1240 } 1241 1242 __inline static int 1243 atoi (cp) 1244 const char *cp; 1245 { 1246 int n; 1247 1248 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1249 n = n * 10 + *cp - '0'; 1250 return n; 1251 } 1252 1253 __inline static int 1254 ite_argnum (ip) 1255 struct ite_softc *ip; 1256 { 1257 char ch; 1258 int n; 1259 1260 /* convert argument string into number */ 1261 if (ip->ap == ip->argbuf) 1262 return 1; 1263 ch = *ip->ap; 1264 *ip->ap = 0; 1265 n = atoi (ip->argbuf); 1266 *ip->ap = ch; 1267 1268 return n; 1269 } 1270 1271 __inline static int 1272 ite_zargnum (ip) 1273 struct ite_softc *ip; 1274 { 1275 char ch; 1276 int n; 1277 1278 /* convert argument string into number */ 1279 if (ip->ap == ip->argbuf) 1280 return 0; 1281 ch = *ip->ap; 1282 *ip->ap = 0; /* terminate string */ 1283 n = atoi (ip->argbuf); 1284 *ip->ap = ch; 1285 1286 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1287 } 1288 1289 void 1290 ite_putstr(s, len, dev) 1291 const u_char *s; 1292 int len; 1293 dev_t dev; 1294 { 1295 struct ite_softc *ip; 1296 int i; 1297 1298 ip = getitesp(dev); 1299 1300 /* XXX avoid problems */ 1301 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1302 return; 1303 1304 SUBR_CURSOR(ip, START_CURSOROPT); 1305 for (i = 0; i < len; i++) 1306 if (s[i]) 1307 iteputchar(s[i], ip); 1308 SUBR_CURSOR(ip, END_CURSOROPT); 1309 } 1310 1311 void 1312 iteputchar(c, ip) 1313 register int c; 1314 struct ite_softc *ip; 1315 { 1316 int n, x, y; 1317 char *cp; 1318 1319 if (c >= 0x20 && ip->escape) { 1320 switch (ip->escape) { 1321 1322 case ESC: 1323 switch (c) { 1324 /* first 7bit equivalents for the 8bit control characters */ 1325 1326 case 'D': 1327 c = IND; 1328 ip->escape = 0; 1329 break; /* and fall into the next switch below (same for all `break') */ 1330 1331 case 'E': 1332 /* next line */ 1333 c = NEL; 1334 ip->escape = 0; 1335 break; 1336 1337 case 'H': 1338 /* set TAB at current col */ 1339 c = HTS; 1340 ip->escape = 0; 1341 break; 1342 1343 case 'M': 1344 /* reverse index */ 1345 c = RI; 1346 ip->escape = 0; 1347 break; 1348 1349 case 'N': 1350 /* single shift G2 */ 1351 c = SS2; 1352 ip->escape = 0; 1353 break; 1354 1355 case 'O': 1356 /* single shift G3 */ 1357 c = SS3; 1358 ip->escape = 0; 1359 break; 1360 1361 case 'P': 1362 /* DCS detected */ 1363 c = DCS; 1364 ip->escape = 0; 1365 break; 1366 1367 case '[': 1368 c = CSI; 1369 ip->escape = 0; 1370 break; 1371 1372 case '\\': 1373 /* String Terminator */ 1374 c = ST; 1375 ip->escape = 0; 1376 break; 1377 1378 case ']': 1379 c = OSC; 1380 ip->escape = 0; 1381 break; 1382 1383 case '^': 1384 c = PM; 1385 ip->escape = 0; 1386 break; 1387 1388 case '_': 1389 c = APC; 1390 ip->escape = 0; 1391 break; 1392 1393 1394 /* introduces 7/8bit control */ 1395 case ' ': 1396 /* can be followed by either F or G */ 1397 ip->escape = ' '; 1398 break; 1399 1400 1401 /* a lot of character set selections, not yet used... 1402 94-character sets: */ 1403 case '(': /* G0 */ 1404 case ')': /* G1 */ 1405 ip->escape = c; 1406 return; 1407 1408 case '*': /* G2 */ 1409 case '+': /* G3 */ 1410 case 'B': /* ASCII */ 1411 case 'A': /* ISO latin 1 */ 1412 case '<': /* user preferred suplemental */ 1413 case '0': /* dec special graphics */ 1414 1415 /* 96-character sets: */ 1416 case '-': /* G1 */ 1417 case '.': /* G2 */ 1418 case '/': /* G3 */ 1419 1420 /* national character sets: */ 1421 case '4': /* dutch */ 1422 case '5': 1423 case 'C': /* finnish */ 1424 case 'R': /* french */ 1425 case 'Q': /* french canadian */ 1426 case 'K': /* german */ 1427 case 'Y': /* italian */ 1428 case '6': /* norwegian/danish */ 1429 /* note: %5 and %6 are not supported (two chars..) */ 1430 1431 ip->escape = 0; 1432 /* just ignore for now */ 1433 return; 1434 1435 /* 94-multibyte character sets designate */ 1436 case '$': 1437 ip->escape = '$'; 1438 return; 1439 1440 /* locking shift modes */ 1441 case '`': 1442 ip->GR = &ip->G1; 1443 ip->escape = 0; 1444 return; 1445 1446 case 'n': 1447 ip->GL = &ip->G2; 1448 ip->escape = 0; 1449 return; 1450 1451 case '}': 1452 ip->GR = &ip->G2; 1453 ip->escape = 0; 1454 return; 1455 1456 case 'o': 1457 ip->GL = &ip->G3; 1458 ip->escape = 0; 1459 return; 1460 1461 case '|': 1462 ip->GR = &ip->G3; 1463 ip->escape = 0; 1464 return; 1465 1466 case '~': 1467 ip->GR = &ip->G1; 1468 ip->escape = 0; 1469 return; 1470 1471 /* font width/height control */ 1472 case '#': 1473 ip->escape = '#'; 1474 return; 1475 1476 case 'c': 1477 /* hard terminal reset .. */ 1478 ite_reset (ip); 1479 SUBR_CURSOR(ip, MOVE_CURSOR); 1480 ip->escape = 0; 1481 return; 1482 1483 1484 case '7': 1485 /* save cursor */ 1486 ip->save_curx = ip->curx; 1487 ip->save_cury = ip->cury; 1488 ip->save_attribute = ip->attribute; 1489 ip->sc_om = ip->inside_margins; 1490 ip->sc_G0 = ip->G0; 1491 ip->sc_G1 = ip->G1; 1492 ip->sc_G2 = ip->G2; 1493 ip->sc_G3 = ip->G3; 1494 ip->sc_GL = ip->GL; 1495 ip->sc_GR = ip->GR; 1496 ip->escape = 0; 1497 return; 1498 1499 case '8': 1500 /* restore cursor */ 1501 ip->curx = ip->save_curx; 1502 ip->cury = ip->save_cury; 1503 ip->attribute = ip->save_attribute; 1504 ip->inside_margins = ip->sc_om; 1505 ip->G0 = ip->sc_G0; 1506 ip->G1 = ip->sc_G1; 1507 ip->G2 = ip->sc_G2; 1508 ip->G3 = ip->sc_G3; 1509 ip->GL = ip->sc_GL; 1510 ip->GR = ip->sc_GR; 1511 SUBR_CURSOR(ip, MOVE_CURSOR); 1512 ip->escape = 0; 1513 return; 1514 1515 case '=': 1516 /* keypad application mode */ 1517 ip->keypad_appmode = 1; 1518 ip->escape = 0; 1519 return; 1520 1521 case '>': 1522 /* keypad numeric mode */ 1523 ip->keypad_appmode = 0; 1524 ip->escape = 0; 1525 return; 1526 1527 case 'Z': /* request ID */ 1528 if (ip->emul_level == EMUL_VT100) 1529 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1530 else 1531 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1532 ip->escape = 0; 1533 return; 1534 1535 /* default catch all for not recognized ESC sequences */ 1536 default: 1537 ip->escape = 0; 1538 return; 1539 } 1540 break; 1541 1542 1543 case '(': /* designate G0 */ 1544 switch (c) { 1545 case 'B': /* USASCII */ 1546 ip->G0 = CSET_ASCII; 1547 ip->escape = 0; 1548 return; 1549 case 'I': 1550 ip->G0 = CSET_JISKANA; 1551 ip->escape = 0; 1552 return; 1553 case 'J': 1554 ip->G0 = CSET_JISROMA; 1555 ip->escape = 0; 1556 return; 1557 case 'A': /* British or ISO-Latin-1 */ 1558 case 'H': /* Swedish */ 1559 case 'K': /* German */ 1560 case 'R': /* French */ 1561 case 'Y': /* Italian */ 1562 case 'Z': /* Spanish */ 1563 default: 1564 /* not supported */ 1565 ip->escape = 0; 1566 return; 1567 } 1568 1569 case ')': /* designate G1 */ 1570 ip->escape = 0; 1571 return; 1572 1573 case '$': /* 94-multibyte character set */ 1574 switch (c) { 1575 case '@': 1576 ip->G0 = CSET_JIS1978; 1577 ip->escape = 0; 1578 return; 1579 case 'B': 1580 ip->G0 = CSET_JIS1983; 1581 ip->escape = 0; 1582 return; 1583 case 'D': 1584 ip->G0 = CSET_JIS1990; 1585 ip->escape = 0; 1586 return; 1587 default: 1588 /* not supported */ 1589 ip->escape = 0; 1590 return; 1591 } 1592 1593 case ' ': 1594 switch (c) { 1595 case 'F': 1596 ip->eightbit_C1 = 0; 1597 ip->escape = 0; 1598 return; 1599 1600 case 'G': 1601 ip->eightbit_C1 = 1; 1602 ip->escape = 0; 1603 return; 1604 1605 default: 1606 /* not supported */ 1607 ip->escape = 0; 1608 return; 1609 } 1610 break; 1611 1612 case '#': 1613 switch (c) { 1614 case '5': 1615 /* single height, single width */ 1616 ip->escape = 0; 1617 return; 1618 1619 case '6': 1620 /* double width, single height */ 1621 ip->escape = 0; 1622 return; 1623 1624 case '3': 1625 /* top half */ 1626 ip->escape = 0; 1627 return; 1628 1629 case '4': 1630 /* bottom half */ 1631 ip->escape = 0; 1632 return; 1633 1634 case '8': 1635 /* screen alignment pattern... */ 1636 alignment_display (ip); 1637 ip->escape = 0; 1638 return; 1639 1640 default: 1641 ip->escape = 0; 1642 return; 1643 } 1644 break; 1645 1646 1647 1648 case CSI: 1649 /* the biggie... */ 1650 switch (c) { 1651 case '0': case '1': case '2': case '3': case '4': 1652 case '5': case '6': case '7': case '8': case '9': 1653 case ';': case '\"': case '$': case '>': 1654 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1655 *ip->ap++ = c; 1656 return; 1657 1658 case 'p': 1659 *ip->ap = 0; 1660 if (!strncmp(ip->argbuf, "61\"", 3)) 1661 ip->emul_level = EMUL_VT100; 1662 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1663 || !strncmp(ip->argbuf, "62;1\"", 5)) 1664 ip->emul_level = EMUL_VT300_7; 1665 else 1666 ip->emul_level = EMUL_VT300_8; 1667 ip->escape = 0; 1668 return; 1669 1670 1671 case '?': 1672 *ip->ap = 0; 1673 ip->escape = '?'; 1674 ip->ap = ip->argbuf; 1675 return; 1676 1677 1678 case 'c': 1679 /* device attributes */ 1680 *ip->ap = 0; 1681 if (ip->argbuf[0] == '>') { 1682 ite_sendstr (ip, "\033[>24;0;0;0c"); 1683 } else 1684 switch (ite_zargnum(ip)) { 1685 case 0: 1686 /* primary DA request, send primary DA response */ 1687 if (ip->emul_level == EMUL_VT100) 1688 ite_sendstr (ip, "\033[?1;1c"); 1689 else 1690 ite_sendstr (ip, "\033[63;0c"); 1691 break; 1692 } 1693 ip->escape = 0; 1694 return; 1695 1696 case 'n': 1697 switch (ite_zargnum(ip)) { 1698 case 5: 1699 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1700 break; 1701 case 6: 1702 /* cursor position report */ 1703 sprintf (ip->argbuf, "\033[%d;%dR", 1704 ip->cury + 1, ip->curx + 1); 1705 ite_sendstr (ip, ip->argbuf); 1706 break; 1707 } 1708 ip->escape = 0; 1709 return; 1710 1711 1712 case 'x': 1713 switch (ite_zargnum(ip)) { 1714 case 0: 1715 /* Fake some terminal parameters. */ 1716 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1717 break; 1718 case 1: 1719 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1720 break; 1721 } 1722 ip->escape = 0; 1723 return; 1724 1725 1726 case 'g': 1727 /* clear tabs */ 1728 switch (ite_zargnum(ip)) { 1729 case 0: 1730 if (ip->curx < ip->cols) 1731 ip->tabs[ip->curx] = 0; 1732 break; 1733 case 3: 1734 for (n = 0; n < ip->cols; n++) 1735 ip->tabs[n] = 0; 1736 break; 1737 1738 default: 1739 /* ignore */ 1740 break; 1741 } 1742 ip->escape = 0; 1743 return; 1744 1745 1746 case 'h': /* set mode */ 1747 case 'l': /* reset mode */ 1748 n = ite_zargnum (ip); 1749 switch (n) { 1750 case 4: 1751 ip->imode = (c == 'h'); /* insert/replace mode */ 1752 break; 1753 case 20: 1754 ip->linefeed_newline = (c == 'h'); 1755 break; 1756 } 1757 ip->escape = 0; 1758 return; 1759 1760 1761 case 'M': 1762 /* delete line */ 1763 ite_dnline (ip, ite_argnum (ip)); 1764 ip->escape = 0; 1765 return; 1766 1767 1768 case 'L': 1769 /* insert line */ 1770 ite_inline (ip, ite_argnum (ip)); 1771 ip->escape = 0; 1772 return; 1773 1774 1775 case 'P': 1776 /* delete char */ 1777 ite_dnchar (ip, ite_argnum (ip)); 1778 ip->escape = 0; 1779 return; 1780 1781 1782 case '@': 1783 /* insert char(s) */ 1784 ite_inchar (ip, ite_argnum (ip)); 1785 ip->escape = 0; 1786 return; 1787 1788 case '!': 1789 /* soft terminal reset */ 1790 ip->escape = 0; /* XXX */ 1791 return; 1792 1793 case 'G': 1794 /* this one was *not* in my vt320 manual but in 1795 a vt320 termcap entry.. who is right? 1796 It's supposed to set the horizontal cursor position. */ 1797 *ip->ap = 0; 1798 x = atoi (ip->argbuf); 1799 if (x) x--; 1800 ip->curx = min(x, ip->cols - 1); 1801 ip->escape = 0; 1802 SUBR_CURSOR(ip, MOVE_CURSOR); 1803 clr_attr (ip, ATTR_INV); 1804 return; 1805 1806 1807 case 'd': 1808 /* same thing here, this one's for setting the absolute 1809 vertical cursor position. Not documented... */ 1810 *ip->ap = 0; 1811 y = atoi (ip->argbuf); 1812 if (y) y--; 1813 if (ip->inside_margins) 1814 y += ip->top_margin; 1815 ip->cury = min(y, ip->rows - 1); 1816 ip->escape = 0; 1817 snap_cury(ip); 1818 SUBR_CURSOR(ip, MOVE_CURSOR); 1819 clr_attr (ip, ATTR_INV); 1820 return; 1821 1822 1823 case 'H': 1824 case 'f': 1825 *ip->ap = 0; 1826 y = atoi (ip->argbuf); 1827 x = 0; 1828 cp = strchr(ip->argbuf, ';'); 1829 if (cp) 1830 x = atoi (cp + 1); 1831 if (x) x--; 1832 if (y) y--; 1833 if (ip->inside_margins) 1834 y += ip->top_margin; 1835 ip->cury = min(y, ip->rows - 1); 1836 ip->curx = min(x, ip->cols - 1); 1837 ip->escape = 0; 1838 snap_cury(ip); 1839 SUBR_CURSOR(ip, MOVE_CURSOR); 1840 /*clr_attr (ip, ATTR_INV);*/ 1841 return; 1842 1843 case 'A': 1844 /* cursor up */ 1845 n = ite_argnum (ip); 1846 n = ip->cury - (n ? n : 1); 1847 if (n < 0) n = 0; 1848 if (ip->inside_margins) 1849 n = max(ip->top_margin, n); 1850 else if (n == ip->top_margin - 1) 1851 /* allow scrolling outside region, but don't scroll out 1852 of active region without explicit CUP */ 1853 n = ip->top_margin; 1854 ip->cury = n; 1855 ip->escape = 0; 1856 SUBR_CURSOR(ip, MOVE_CURSOR); 1857 clr_attr (ip, ATTR_INV); 1858 return; 1859 1860 case 'B': 1861 /* cursor down */ 1862 n = ite_argnum (ip); 1863 n = ip->cury + (n ? n : 1); 1864 n = min(ip->rows - 1, n); 1865 #if 0 1866 if (ip->inside_margins) 1867 #endif 1868 n = min(ip->bottom_margin, n); 1869 #if 0 1870 else if (n == ip->bottom_margin + 1) 1871 /* allow scrolling outside region, but don't scroll out 1872 of active region without explicit CUP */ 1873 n = ip->bottom_margin; 1874 #endif 1875 ip->cury = n; 1876 ip->escape = 0; 1877 SUBR_CURSOR(ip, MOVE_CURSOR); 1878 clr_attr (ip, ATTR_INV); 1879 return; 1880 1881 case 'C': 1882 /* cursor forward */ 1883 n = ite_argnum (ip); 1884 n = n ? n : 1; 1885 ip->curx = min(ip->curx + n, ip->cols - 1); 1886 ip->escape = 0; 1887 SUBR_CURSOR(ip, MOVE_CURSOR); 1888 clr_attr (ip, ATTR_INV); 1889 return; 1890 1891 case 'D': 1892 /* cursor backward */ 1893 n = ite_argnum (ip); 1894 n = n ? n : 1; 1895 n = ip->curx - n; 1896 ip->curx = n >= 0 ? n : 0; 1897 ip->escape = 0; 1898 SUBR_CURSOR(ip, MOVE_CURSOR); 1899 clr_attr (ip, ATTR_INV); 1900 return; 1901 1902 1903 case 'J': 1904 /* erase screen */ 1905 *ip->ap = 0; 1906 n = ite_zargnum (ip); 1907 if (n == 0) 1908 ite_clrtoeos(ip); 1909 else if (n == 1) 1910 ite_clrtobos(ip); 1911 else if (n == 2) 1912 ite_clrscreen(ip); 1913 ip->escape = 0; 1914 return; 1915 1916 1917 case 'K': 1918 /* erase line */ 1919 n = ite_zargnum (ip); 1920 if (n == 0) 1921 ite_clrtoeol(ip); 1922 else if (n == 1) 1923 ite_clrtobol(ip); 1924 else if (n == 2) 1925 ite_clrline(ip); 1926 ip->escape = 0; 1927 return; 1928 1929 case 'S': 1930 /* scroll up */ 1931 n = ite_zargnum (ip); 1932 if (n <= 0) 1933 n = 1; 1934 else if (n > ip->rows-1) 1935 n = ip->rows-1; 1936 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1937 ip->escape = 0; 1938 return; 1939 1940 case 'T': 1941 /* scroll down */ 1942 n = ite_zargnum (ip); 1943 if (n <= 0) 1944 n = 1; 1945 else if (n > ip->rows-1) 1946 n = ip->rows-1; 1947 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1948 ip->escape = 0; 1949 return; 1950 1951 case 'X': 1952 /* erase character */ 1953 n = ite_argnum(ip) - 1; 1954 n = min(n, ip->cols - 1 - ip->curx); 1955 for (; n >= 0; n--) { 1956 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1957 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1958 } 1959 ip->escape = 0; 1960 return; 1961 1962 1963 case '}': case '`': 1964 /* status line control */ 1965 ip->escape = 0; 1966 return; 1967 1968 case 'r': 1969 /* set scrolling region */ 1970 ip->escape = 0; 1971 *ip->ap = 0; 1972 x = atoi (ip->argbuf); 1973 x = x ? x : 1; 1974 y = ip->rows; 1975 cp = strchr(ip->argbuf, ';'); 1976 if (cp) { 1977 y = atoi (cp + 1); 1978 y = y ? y : ip->rows; 1979 } 1980 if (y <= x) 1981 return; 1982 x--; 1983 y--; 1984 ip->top_margin = min(x, ip->rows - 2); 1985 ip->bottom_margin = min(y, ip->rows - 1); 1986 if (ip->inside_margins) { 1987 ip->cury = ip->top_margin; 1988 } else 1989 ip->cury = 0; 1990 ip->curx = 0; 1991 return; 1992 1993 1994 case 'm': 1995 /* big attribute setter/resetter */ 1996 { 1997 char *cp; 1998 *ip->ap = 0; 1999 /* kludge to make CSIm work (== CSI0m) */ 2000 if (ip->ap == ip->argbuf) 2001 ip->ap++; 2002 for (cp = ip->argbuf; cp < ip->ap; ) { 2003 switch (*cp) { 2004 case 0: 2005 case '0': 2006 clr_attr (ip, ATTR_ALL); 2007 ip->fgcolor = 7; 2008 ip->bgcolor = 0; 2009 cp++; 2010 break; 2011 2012 case '1': 2013 set_attr (ip, ATTR_BOLD); 2014 cp++; 2015 break; 2016 2017 case '2': 2018 switch (cp[1]) { 2019 case '2': 2020 clr_attr (ip, ATTR_BOLD); 2021 cp += 2; 2022 break; 2023 2024 case '4': 2025 clr_attr (ip, ATTR_UL); 2026 cp += 2; 2027 break; 2028 2029 case '5': 2030 clr_attr (ip, ATTR_BLINK); 2031 cp += 2; 2032 break; 2033 2034 case '7': 2035 clr_attr (ip, ATTR_INV); 2036 cp += 2; 2037 break; 2038 2039 default: 2040 cp++; 2041 break; 2042 } 2043 break; 2044 2045 case '3': 2046 switch (cp[1]) { 2047 case '0': case '1': case '2': case '3': 2048 case '4': case '5': case '6': case '7': 2049 /* foreground colors */ 2050 ip->fgcolor = cp[1] - '0'; 2051 cp += 2; 2052 break; 2053 default: 2054 cp++; 2055 break; 2056 } 2057 break; 2058 2059 case '4': 2060 switch (cp[1]) { 2061 case '0': case '1': case '2': case '3': 2062 case '4': case '5': case '6': case '7': 2063 /* background colors */ 2064 ip->bgcolor = cp[1] - '0'; 2065 cp += 2; 2066 break; 2067 default: 2068 set_attr (ip, ATTR_UL); 2069 cp++; 2070 break; 2071 } 2072 break; 2073 2074 case '5': 2075 set_attr (ip, ATTR_BLINK); 2076 cp++; 2077 break; 2078 2079 case '7': 2080 set_attr (ip, ATTR_INV); 2081 cp++; 2082 break; 2083 2084 default: 2085 cp++; 2086 break; 2087 } 2088 } 2089 2090 } 2091 ip->escape = 0; 2092 return; 2093 2094 2095 case 'u': 2096 /* DECRQTSR */ 2097 ite_sendstr (ip, "\033P\033\\"); 2098 ip->escape = 0; 2099 return; 2100 2101 default: 2102 ip->escape = 0; 2103 return; 2104 } 2105 break; 2106 2107 2108 2109 case '?': /* CSI ? */ 2110 switch (c) { 2111 case '0': case '1': case '2': case '3': case '4': 2112 case '5': case '6': case '7': case '8': case '9': 2113 case ';': case '\"': case '$': 2114 /* Don't fill the last character; it's needed. */ 2115 /* XXX yeah, where ?? */ 2116 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2117 *ip->ap++ = c; 2118 return; 2119 2120 2121 case 'n': 2122 /* Terminal Reports */ 2123 *ip->ap = 0; 2124 if (ip->ap == &ip->argbuf[2]) { 2125 if (!strncmp(ip->argbuf, "15", 2)) 2126 /* printer status: no printer */ 2127 ite_sendstr (ip, "\033[13n"); 2128 2129 else if (!strncmp(ip->argbuf, "25", 2)) 2130 /* udk status */ 2131 ite_sendstr (ip, "\033[20n"); 2132 2133 else if (!strncmp(ip->argbuf, "26", 2)) 2134 /* keyboard dialect: US */ 2135 ite_sendstr (ip, "\033[27;1n"); 2136 } 2137 ip->escape = 0; 2138 return; 2139 2140 2141 case 'h': /* set dec private modes */ 2142 case 'l': /* reset dec private modes */ 2143 n = ite_zargnum (ip); 2144 switch (n) { 2145 case 1: 2146 /* CKM - cursor key mode */ 2147 ip->cursor_appmode = (c == 'h'); 2148 break; 2149 2150 case 3: 2151 /* 132/80 columns (132 == 'h') */ 2152 break; 2153 2154 case 4: /* smooth scroll */ 2155 break; 2156 2157 case 5: 2158 /* light background (=='h') /dark background(=='l') */ 2159 break; 2160 2161 case 6: /* origin mode */ 2162 ip->inside_margins = (c == 'h'); 2163 #if 0 2164 ip->curx = 0; 2165 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2166 SUBR_CURSOR(ip, MOVE_CURSOR); 2167 #endif 2168 break; 2169 2170 case 7: /* auto wraparound */ 2171 ip->auto_wrap = (c == 'h'); 2172 break; 2173 2174 case 8: /* keyboard repeat */ 2175 ip->key_repeat = (c == 'h'); 2176 break; 2177 2178 case 20: /* newline mode */ 2179 ip->linefeed_newline = (c == 'h'); 2180 break; 2181 2182 case 25: /* cursor on/off */ 2183 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2184 break; 2185 } 2186 ip->escape = 0; 2187 return; 2188 2189 case 'K': 2190 /* selective erase in line */ 2191 case 'J': 2192 /* selective erase in display */ 2193 2194 default: 2195 ip->escape = 0; 2196 return; 2197 } 2198 break; 2199 2200 2201 default: 2202 ip->escape = 0; 2203 return; 2204 } 2205 } 2206 2207 switch (c) { 2208 case 0x00: /* NUL */ 2209 case 0x01: /* SOH */ 2210 case 0x02: /* STX */ 2211 case 0x03: /* ETX */ 2212 case 0x04: /* EOT */ 2213 case 0x05: /* ENQ */ 2214 case 0x06: /* ACK */ 2215 break; 2216 2217 case BEL: 2218 #if NBELL > 0 2219 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) 2220 opm_bell(); 2221 #endif 2222 break; 2223 2224 case BS: 2225 if (--ip->curx < 0) 2226 ip->curx = 0; 2227 else 2228 SUBR_CURSOR(ip, MOVE_CURSOR); 2229 break; 2230 2231 case HT: 2232 for (n = ip->curx + 1; n < ip->cols; n++) { 2233 if (ip->tabs[n]) { 2234 ip->curx = n; 2235 SUBR_CURSOR(ip, MOVE_CURSOR); 2236 break; 2237 } 2238 } 2239 break; 2240 2241 case VT: /* VT is treated like LF */ 2242 case FF: /* so is FF */ 2243 case LF: 2244 /* cr->crlf distinction is done here, on output, 2245 not on input! */ 2246 if (ip->linefeed_newline) 2247 ite_crlf (ip); 2248 else 2249 ite_lf (ip); 2250 break; 2251 2252 case CR: 2253 ite_cr (ip); 2254 break; 2255 2256 2257 case SO: 2258 ip->GL = &ip->G1; 2259 break; 2260 2261 case SI: 2262 ip->GL = &ip->G0; 2263 break; 2264 2265 case 0x10: /* DLE */ 2266 case 0x11: /* DC1/XON */ 2267 case 0x12: /* DC2 */ 2268 case 0x13: /* DC3/XOFF */ 2269 case 0x14: /* DC4 */ 2270 case 0x15: /* NAK */ 2271 case 0x16: /* SYN */ 2272 case 0x17: /* ETB */ 2273 break; 2274 2275 case CAN: 2276 ip->escape = 0; /* cancel any escape sequence in progress */ 2277 break; 2278 2279 case 0x19: /* EM */ 2280 break; 2281 2282 case SUB: 2283 ip->escape = 0; /* dito, but see below */ 2284 /* should also display a reverse question mark!! */ 2285 break; 2286 2287 case ESC: 2288 ip->escape = ESC; 2289 break; 2290 2291 case 0x1c: /* FS */ 2292 case 0x1d: /* GS */ 2293 case 0x1e: /* RS */ 2294 case 0x1f: /* US */ 2295 break; 2296 2297 /* now it gets weird.. 8bit control sequences.. */ 2298 case IND: /* index: move cursor down, scroll */ 2299 ite_index (ip); 2300 break; 2301 2302 case NEL: /* next line. next line, first pos. */ 2303 ite_crlf (ip); 2304 break; 2305 2306 case HTS: /* set horizontal tab */ 2307 if (ip->curx < ip->cols) 2308 ip->tabs[ip->curx] = 1; 2309 break; 2310 2311 case RI: /* reverse index */ 2312 ite_rlf (ip); 2313 break; 2314 2315 case SS2: /* go into G2 for one character */ 2316 ip->save_GL = ip->GR; /* GL XXX EUC */ 2317 ip->GR = &ip->G2; /* GL XXX */ 2318 break; 2319 2320 case SS3: /* go into G3 for one character */ 2321 ip->save_GL = ip->GR; /* GL XXX EUC */ 2322 ip->GR = &ip->G3; /* GL XXX */ 2323 break; 2324 2325 case DCS: /* device control string introducer */ 2326 ip->escape = DCS; 2327 ip->ap = ip->argbuf; 2328 break; 2329 2330 case CSI: /* control sequence introducer */ 2331 ip->escape = CSI; 2332 ip->ap = ip->argbuf; 2333 break; 2334 2335 case ST: /* string terminator */ 2336 /* ignore, if not used as terminator */ 2337 break; 2338 2339 case OSC: /* introduces OS command. Ignore everything upto ST */ 2340 ip->escape = OSC; 2341 break; 2342 2343 case PM: /* privacy message, ignore everything upto ST */ 2344 ip->escape = PM; 2345 break; 2346 2347 case APC: /* application program command, ignore everything upto ST */ 2348 ip->escape = APC; 2349 break; 2350 2351 case DEL: 2352 break; 2353 2354 default: 2355 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2356 ip->save_char = c; 2357 break; 2358 } 2359 if (ip->imode) 2360 ite_inchar(ip, ip->save_char ? 2 : 1); 2361 iteprecheckwrap(ip); 2362 #ifdef DO_WEIRD_ATTRIBUTES 2363 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2364 attrset(ip, ATTR_INV); 2365 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2366 } 2367 else 2368 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2369 #else 2370 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2371 #endif 2372 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2373 itecheckwrap(ip); 2374 if (ip->save_char) { 2375 itecheckwrap(ip); 2376 ip->save_char = 0; 2377 } 2378 if (ip->save_GL) { 2379 /* 2380 * reset single shift 2381 */ 2382 ip->GR = ip->save_GL; 2383 ip->save_GL = 0; 2384 } 2385 break; 2386 } 2387 } 2388 2389 static void 2390 iteprecheckwrap(ip) 2391 struct ite_softc *ip; 2392 { 2393 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2394 ip->curx = 0; 2395 clr_attr(ip, ATTR_INV); 2396 if (++ip->cury >= ip->bottom_margin + 1) { 2397 ip->cury = ip->bottom_margin; 2398 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2399 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2400 ite_clrtoeol(ip); 2401 } /*else 2402 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2403 } 2404 } 2405 2406 static void 2407 itecheckwrap(ip) 2408 struct ite_softc *ip; 2409 { 2410 #if 0 2411 if (++ip->curx == ip->cols) { 2412 if (ip->auto_wrap) { 2413 ip->curx = 0; 2414 clr_attr(ip, ATTR_INV); 2415 if (++ip->cury >= ip->bottom_margin + 1) { 2416 ip->cury = ip->bottom_margin; 2417 SUBR_CURSOR(ip, MOVE_CURSOR); 2418 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2419 ite_clrtoeol(ip); 2420 return; 2421 } 2422 } else 2423 /* stay there if no autowrap.. */ 2424 ip->curx--; 2425 } 2426 #else 2427 if (ip->curx < ip->cols) { 2428 ip->curx++; 2429 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2430 } 2431 #endif 2432 } 2433 2434 #endif 2435 2436 #if NITE > 0 && NKBD > 0 2437 2438 /* 2439 * Console functions 2440 */ 2441 #include <dev/cons.h> 2442 extern void kbdenable __P((int)); 2443 extern int kbdcngetc __P((void)); 2444 2445 /* 2446 * Return a priority in consdev->cn_pri field highest wins. This function 2447 * is called before any devices have been probed. 2448 */ 2449 void 2450 itecnprobe(cd) 2451 struct consdev *cd; 2452 { 2453 int maj; 2454 2455 /* locate the major number */ 2456 maj = cdevsw_lookup_major(&ite_cdevsw); 2457 2458 /* 2459 * return priority of the best ite (already picked from attach) 2460 * or CN_DEAD. 2461 */ 2462 if (con_itesoftc.grf == NULL) 2463 cd->cn_pri = CN_DEAD; 2464 else { 2465 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2466 /* 2467 * hardcode the minor number. 2468 * currently we support only one ITE, it is enough for now. 2469 */ 2470 con_itesoftc.isw = &itesw[0]; 2471 cd->cn_pri = CN_INTERNAL; 2472 cd->cn_dev = makedev(maj, 0); 2473 } 2474 2475 } 2476 2477 void 2478 itecninit(cd) 2479 struct consdev *cd; 2480 { 2481 struct ite_softc *ip; 2482 2483 ip = getitesp(cd->cn_dev); 2484 iteinit(cd->cn_dev); /* init console unit */ 2485 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2486 kbdenable(0); 2487 mfp_send_usart(0x49); 2488 } 2489 2490 /* 2491 * itecnfinish() is called in ite_init() when the device is 2492 * being probed in the normal fasion, thus we can finish setting 2493 * up this ite now that the system is more functional. 2494 */ 2495 void 2496 itecnfinish(ip) 2497 struct ite_softc *ip; 2498 { 2499 static int done; 2500 2501 if (done) 2502 return; 2503 done = 1; 2504 } 2505 2506 /*ARGSUSED*/ 2507 int 2508 itecngetc(dev) 2509 dev_t dev; 2510 { 2511 register int c; 2512 2513 do { 2514 c = kbdcngetc(); 2515 c = ite_cnfilter(c); 2516 } while (c == -1); 2517 return (c); 2518 } 2519 2520 void 2521 itecnputc(dev, c) 2522 dev_t dev; 2523 int c; 2524 { 2525 static int paniced = 0; 2526 struct ite_softc *ip = getitesp(dev); 2527 char ch = c; 2528 #ifdef ITE_KERNEL_ATTR 2529 short save_attribute; 2530 #endif 2531 2532 if (panicstr && !paniced && 2533 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2534 (void) iteon(dev, 3); 2535 paniced = 1; 2536 } 2537 #ifdef ITE_KERNEL_ATTR 2538 save_attribute = ip->attribute; 2539 ip->attribute = ITE_KERNEL_ATTR; 2540 #endif 2541 ite_putstr(&ch, 1, dev); 2542 #ifdef ITE_KERNEL_ATTR 2543 ip->attribute = save_attribute; 2544 #endif 2545 } 2546 #endif 2547