ite.c revision 1.33
1 /* $NetBSD: ite.c,v 1.33 2002/10/23 09:12:44 jdolecek 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 void itestart __P((struct tty *tp)); 150 151 void iteputchar __P((int c, struct ite_softc *ip)); 152 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 153 154 void iteattach __P((struct device *, struct device *, void *)); 155 int itematch __P((struct device *, struct cfdata *, void *)); 156 157 CFATTACH_DECL(ite, sizeof(struct ite_softc), 158 itematch, iteattach, NULL, NULL); 159 160 extern struct cfdriver ite_cd; 161 162 dev_type_open(iteopen); 163 dev_type_close(iteclose); 164 dev_type_read(iteread); 165 dev_type_write(itewrite); 166 dev_type_ioctl(iteioctl); 167 dev_type_tty(itetty); 168 dev_type_poll(itepoll); 169 170 const struct cdevsw ite_cdevsw = { 171 iteopen, iteclose, iteread, itewrite, iteioctl, 172 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 173 }; 174 175 int 176 itematch(pdp, cdp, auxp) 177 struct device *pdp; 178 struct cfdata *cdp; 179 void *auxp; 180 { 181 struct grf_softc *gp; 182 #if 0 183 int maj; 184 #endif 185 186 gp = auxp; 187 188 /* ite0 should be at grf0 XXX */ 189 if(cdp->cf_unit != gp->g_device.dv_unit) 190 return(0); 191 192 #if 0 193 /* 194 * all that our mask allows (more than enough no one 195 * has > 32 monitors for text consoles on one machine) 196 */ 197 if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) 198 return(0); 199 /* 200 * XXX 201 * normally this would be done in attach, however 202 * during early init we do not have a device pointer 203 * and thus no unit number. 204 */ 205 maj = cdevsw_lookup_major(&ite_cdevsw); 206 gp->g_itedev = makedev(maj, cdp->cf_unit); 207 #endif 208 return(1); 209 } 210 211 /* 212 * iteinit() is the standard entry point for initialization of 213 * an ite device, it is also called from ite_cninit(). 214 */ 215 void 216 iteattach(pdp, dp, auxp) 217 struct device *pdp, *dp; 218 void *auxp; 219 { 220 struct ite_softc *ip; 221 struct grf_softc *gp; 222 223 gp = (struct grf_softc *)auxp; 224 if (dp) { 225 ip = (struct ite_softc *)dp; 226 if(con_itesoftc.grf != NULL 227 /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { 228 /* 229 * console reinit copy params over. 230 * and console always gets keyboard 231 */ 232 memcpy(&ip->grf, &con_itesoftc.grf, 233 (char *)&ip[1] - (char *)&ip->grf); 234 con_itesoftc.grf = NULL; 235 kbd_ite = ip; 236 } 237 ip->grf = gp; 238 iteinit(ip->device.dv_unit); /* XXX */ 239 printf(": rows %d cols %d", ip->rows, ip->cols); 240 if (kbd_ite == NULL) 241 kbd_ite = ip; 242 printf("\n"); 243 } else { 244 if (con_itesoftc.grf != NULL) 245 return; 246 con_itesoftc.grf = gp; 247 con_itesoftc.tabs = cons_tabs; 248 } 249 } 250 251 struct ite_softc * 252 getitesp(dev) 253 dev_t dev; 254 { 255 extern int x68k_realconfig; 256 257 if (x68k_realconfig && con_itesoftc.grf == NULL) 258 return(ite_cd.cd_devs[UNIT(dev)]); 259 260 if (con_itesoftc.grf == NULL) 261 panic("no ite_softc for console"); 262 return(&con_itesoftc); 263 } 264 265 void 266 iteinit(dev) 267 dev_t dev; 268 { 269 struct ite_softc *ip; 270 271 ip = getitesp(dev); 272 273 if (ip->flags & ITE_INITED) 274 return; 275 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 276 277 ip->curx = 0; 278 ip->cury = 0; 279 ip->cursorx = 0; 280 ip->cursory = 0; 281 282 ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ 283 SUBR_INIT(ip); 284 SUBR_CURSOR(ip, DRAW_CURSOR); 285 if (!ip->tabs) 286 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 287 ite_reset(ip); 288 ip->flags |= ITE_INITED; 289 } 290 291 /* 292 * Perform functions necessary to setup device as a terminal emulator. 293 */ 294 int 295 iteon(dev, flag) 296 dev_t dev; 297 int flag; 298 { 299 int unit = UNIT(dev); 300 struct ite_softc *ip; 301 302 if (unit < 0 || unit >= ite_cd.cd_ndevs || 303 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 304 return(ENXIO); 305 /* force ite active, overriding graphics mode */ 306 if (flag & 1) { 307 ip->flags |= ITE_ACTIVE; 308 ip->flags &= ~(ITE_INGRF|ITE_INITED); 309 } 310 /* leave graphics mode */ 311 if (flag & 2) { 312 ip->flags &= ~ITE_INGRF; 313 if ((ip->flags & ITE_ACTIVE) == 0) 314 return(0); 315 } 316 ip->flags |= ITE_ACTIVE; 317 if (ip->flags & ITE_INGRF) 318 return(0); 319 iteinit(dev); 320 if (flag & 2) 321 ite_reset(ip); 322 #if NKBD > 0 323 mfp_send_usart (0x49); /* XXX */ 324 #endif 325 return(0); 326 } 327 328 /* 329 * "Shut down" device as terminal emulator. 330 * Note that we do not deinit the console device unless forced. 331 * Deinit'ing the console every time leads to a very active 332 * screen when processing /etc/rc. 333 */ 334 void 335 iteoff(dev, flag) 336 dev_t dev; 337 int flag; 338 { 339 int unit = UNIT(dev); 340 register struct ite_softc *ip; 341 342 /* XXX check whether when call from grf.c */ 343 if (unit < 0 || unit >= ite_cd.cd_ndevs || 344 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 345 return; 346 if (flag & 2) 347 ip->flags |= ITE_INGRF; 348 349 if ((ip->flags & ITE_ACTIVE) == 0) 350 return; 351 if ((flag & 1) || 352 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 353 SUBR_DEINIT(ip); 354 355 /* 356 * XXX When the system is rebooted with "reboot", init(8) 357 * kills the last process to have the console open. 358 * If we don't revent the the ITE_ACTIVE bit from being 359 * cleared, we will never see messages printed during 360 * the process of rebooting. 361 */ 362 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { 363 ip->flags &= ~ITE_ACTIVE; 364 #if NKBD > 0 365 mfp_send_usart (0x48); /* XXX */ 366 #endif 367 } 368 } 369 370 /* 371 * standard entry points to the device. 372 */ 373 374 /* ARGSUSED */ 375 int 376 iteopen(dev, mode, devtype, p) 377 dev_t dev; 378 int mode, devtype; 379 struct proc *p; 380 { 381 int unit = UNIT(dev); 382 register struct tty *tp; 383 register struct ite_softc *ip; 384 register int error; 385 int first = 0; 386 387 if (unit >= ite_cd.cd_ndevs || (ip = getitesp(dev)) == NULL) 388 return (ENXIO); 389 if (!ite_tty[unit]) { 390 tp = ite_tty[unit] = ttymalloc(); 391 tty_attach(tp); 392 } else 393 tp = ite_tty[unit]; 394 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 395 && p->p_ucred->cr_uid != 0) 396 return (EBUSY); 397 if ((ip->flags & ITE_ACTIVE) == 0) { 398 error = iteon(dev, 0); 399 if (error) 400 return (error); 401 first = 1; 402 } 403 tp->t_oproc = itestart; 404 tp->t_param = NULL; 405 tp->t_dev = dev; 406 if ((tp->t_state&TS_ISOPEN) == 0) { 407 ttychars(tp); 408 tp->t_iflag = TTYDEF_IFLAG; 409 tp->t_oflag = TTYDEF_OFLAG; 410 tp->t_cflag = TTYDEF_CFLAG; 411 tp->t_lflag = TTYDEF_LFLAG; 412 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 413 tp->t_state = TS_ISOPEN|TS_CARR_ON; 414 ttsetwater(tp); 415 } 416 error = (*tp->t_linesw->l_open)(dev, tp); 417 if (error == 0) { 418 tp->t_winsize.ws_row = ip->rows; 419 tp->t_winsize.ws_col = ip->cols; 420 } else if (first) 421 iteoff(dev, 0); 422 return (error); 423 } 424 425 /*ARGSUSED*/ 426 int 427 iteclose(dev, flag, mode, p) 428 dev_t dev; 429 int flag, mode; 430 struct proc *p; 431 { 432 register struct tty *tp = ite_tty[UNIT(dev)]; 433 434 (*tp->t_linesw->l_close)(tp, flag); 435 ttyclose(tp); 436 iteoff(dev, 0); 437 #if 0 438 ttyfree(tp); 439 ite_tty[UNIT(dev)] = (struct tty *)0; 440 #endif 441 return(0); 442 } 443 444 int 445 iteread(dev, uio, flag) 446 dev_t dev; 447 struct uio *uio; 448 int flag; 449 { 450 register struct tty *tp = ite_tty[UNIT(dev)]; 451 452 return ((*tp->t_linesw->l_read)(tp, uio, flag)); 453 } 454 455 int 456 itewrite(dev, uio, flag) 457 dev_t dev; 458 struct uio *uio; 459 int flag; 460 { 461 register struct tty *tp = ite_tty[UNIT(dev)]; 462 463 return ((*tp->t_linesw->l_write)(tp, uio, flag)); 464 } 465 466 int 467 itepoll(dev, events, p) 468 dev_t dev; 469 int events; 470 struct proc *p; 471 { 472 register struct tty *tp = ite_tty[UNIT(dev)]; 473 474 return ((*tp->t_linesw->l_poll)(tp, events, p)); 475 } 476 477 struct tty * 478 itetty(dev) 479 dev_t dev; 480 { 481 482 return (ite_tty[UNIT(dev)]); 483 } 484 485 int 486 iteioctl(dev, cmd, addr, flag, p) 487 dev_t dev; 488 u_long cmd; 489 caddr_t addr; 490 int flag; 491 struct proc *p; 492 { 493 struct iterepeat *irp; 494 register struct tty *tp = ite_tty[UNIT(dev)]; 495 int error; 496 497 error = (*tp->t_linesw->l_ioctl)(tp, cmd, addr, flag, p); 498 if (error != EPASSTHROUGH) 499 return (error); 500 501 error = ttioctl(tp, cmd, addr, flag, p); 502 if (error != EPASSTHROUGH) 503 return (error); 504 505 switch (cmd) { 506 case ITEIOCSKMAP: 507 if (addr == 0) 508 return(EFAULT); 509 memcpy(&kbdmap, addr, sizeof(struct kbdmap)); 510 return(0); 511 512 case ITEIOCGKMAP: 513 if (addr == NULL) 514 return(EFAULT); 515 memcpy(addr, &kbdmap, sizeof(struct kbdmap)); 516 return(0); 517 518 case ITEIOCGREPT: 519 irp = (struct iterepeat *)addr; 520 irp->start = start_repeat_timeo; 521 irp->next = next_repeat_timeo; 522 523 case ITEIOCSREPT: 524 irp = (struct iterepeat *)addr; 525 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 526 return(EINVAL); 527 start_repeat_timeo = irp->start; 528 next_repeat_timeo = irp->next; 529 #if x68k 530 case ITELOADFONT: 531 if (addr) { 532 memcpy(kern_font, addr, 4096 /*sizeof (kernel_font)*/); 533 ite_set_glyph(); 534 return 0; 535 } else 536 return EFAULT; 537 538 case ITETVCTRL: 539 if (addr && *(u_int8_t *)addr < 0x40) { 540 return mfp_send_usart (* (u_int8_t *)addr); 541 } else { 542 return EFAULT; 543 } 544 #endif 545 } 546 return (EPASSTHROUGH); 547 } 548 549 void 550 itestart(tp) 551 register struct tty *tp; 552 { 553 struct clist *rbp; 554 struct ite_softc *ip; 555 u_char buf[ITEBURST]; 556 int s, len; 557 558 ip = getitesp(tp->t_dev); 559 /* 560 * (Potentially) lower priority. We only need to protect ourselves 561 * from keyboard interrupts since that is all that can affect the 562 * state of our tty (kernel printf doesn't go through this routine). 563 */ 564 s = spltty(); 565 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 566 goto out; 567 tp->t_state |= TS_BUSY; 568 rbp = &tp->t_outq; 569 len = q_to_b(rbp, buf, ITEBURST); 570 /*splx(s);*/ 571 572 /* Here is a really good place to implement pre/jumpscroll() */ 573 ite_putstr(buf, len, tp->t_dev); 574 575 /*s = spltty();*/ 576 tp->t_state &= ~TS_BUSY; 577 /* we have characters remaining. */ 578 if (rbp->c_cc) { 579 tp->t_state |= TS_TIMEOUT; 580 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 581 } 582 /* wakeup we are below */ 583 if (rbp->c_cc <= tp->t_lowat) { 584 if (tp->t_state & TS_ASLEEP) { 585 tp->t_state &= ~TS_ASLEEP; 586 wakeup((caddr_t)rbp); 587 } 588 selwakeup(&tp->t_wsel); 589 } 590 out: 591 splx(s); 592 } 593 594 /* XXX called after changes made in underlying grf layer. */ 595 /* I want to nuke this */ 596 void 597 ite_reinit(dev) 598 dev_t dev; 599 { 600 struct ite_softc *ip; 601 int unit = UNIT(dev); 602 603 /* XXX check whether when call from grf.c */ 604 if (unit < 0 || unit >= ite_cd.cd_ndevs || 605 (ip = getitesp(unit)) == NULL) 606 return; 607 608 ip->flags &= ~ITE_INITED; 609 iteinit(dev); 610 } 611 612 void 613 ite_reset(ip) 614 struct ite_softc *ip; 615 { 616 int i; 617 618 ip->curx = 0; 619 ip->cury = 0; 620 ip->attribute = 0; 621 ip->save_curx = 0; 622 ip->save_cury = 0; 623 ip->save_attribute = 0; 624 ip->ap = ip->argbuf; 625 ip->emul_level = EMUL_VT300_8; 626 ip->eightbit_C1 = 0; 627 ip->top_margin = 0; 628 ip->bottom_margin = ip->rows - 1; 629 ip->inside_margins = 0; /* origin mode == absolute */ 630 ip->linefeed_newline = 0; 631 ip->auto_wrap = 1; 632 ip->cursor_appmode = 0; 633 ip->keypad_appmode = 0; 634 ip->imode = 0; 635 ip->key_repeat = 1; 636 ip->G0 = CSET_ASCII; 637 ip->G1 = CSET_JIS1983; 638 ip->G2 = CSET_JISKANA; 639 ip->G3 = CSET_JIS1990; 640 ip->GL = &ip->G0; 641 ip->GR = &ip->G1; 642 ip->save_GL = 0; 643 ip->save_char = 0; 644 ip->fgcolor = 7; 645 ip->bgcolor = 0; 646 for (i = 0; i < ip->cols; i++) 647 ip->tabs[i] = ((i & 7) == 0); 648 /* XXX clear screen */ 649 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 650 attrclr(ip, 0, 0, ip->rows, ip->cols); 651 } 652 653 /* Used in console at startup only */ 654 int 655 ite_cnfilter(c) 656 u_char c; 657 { 658 static u_char mod = 0; 659 struct key key; 660 u_char code, up, mask; 661 int s; 662 663 up = c & 0x80 ? 1 : 0; 664 c &= 0x7f; 665 code = 0; 666 667 s = spltty(); 668 669 mask = 0; 670 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 671 switch (c) { 672 case KBD_LEFT_SHIFT: 673 mask = KBD_MOD_SHIFT; 674 break; 675 676 case KBD_LEFT_ALT: 677 mask = KBD_MOD_LALT; 678 break; 679 680 case KBD_RIGHT_ALT: 681 mask = KBD_MOD_RALT; 682 break; 683 684 case KBD_LEFT_META: 685 mask = KBD_MOD_LMETA; 686 break; 687 688 case KBD_RIGHT_META: 689 mask = KBD_MOD_RMETA; 690 break; 691 692 case KBD_CAPS_LOCK: 693 /* 694 * capslock already behaves `right', don't need to 695 * keep track of the state in here. 696 */ 697 mask = KBD_MOD_CAPS; 698 break; 699 700 case KBD_CTRL: 701 mask = KBD_MOD_CTRL; 702 break; 703 704 case KBD_RECONNECT: 705 /* ite got 0xff */ 706 if (up) 707 kbd_setLED(); 708 break; 709 } 710 if (mask & KBD_MOD_CAPS) { 711 if (!up) { 712 mod ^= KBD_MOD_CAPS; 713 kbdled ^= LED_CAPS_LOCK; 714 kbd_setLED(); 715 } 716 } else if (up) 717 mod &= ~mask; 718 else mod |= mask; 719 splx (s); 720 return -1; 721 } 722 723 if (up) { 724 splx(s); 725 return -1; 726 } 727 728 /* translate modifiers */ 729 if (mod & KBD_MOD_SHIFT) { 730 if (mod & KBD_MOD_ALT) 731 key = kbdmap.alt_shift_keys[c]; 732 else 733 key = kbdmap.shift_keys[c]; 734 } else if (mod & KBD_MOD_ALT) 735 key = kbdmap.alt_keys[c]; 736 else { 737 key = kbdmap.keys[c]; 738 /* if CAPS and key is CAPable (no pun intended) */ 739 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 740 key = kbdmap.shift_keys[c]; 741 } 742 code = key.code; 743 744 /* if string return */ 745 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 746 splx(s); 747 return -1; 748 } 749 /* handle dead keys */ 750 if (key.mode & KBD_MODE_DEAD) { 751 splx(s); 752 return -1; 753 } 754 if (mod & KBD_MOD_CTRL) 755 code &= 0x1f; 756 if (mod & KBD_MOD_META) 757 code |= 0x80; 758 759 /* do console mapping. */ 760 code = code == '\r' ? '\n' : code; 761 762 splx(s); 763 return (code); 764 } 765 766 /* And now the old stuff. */ 767 __inline static void 768 itesendch (ch) 769 int ch; 770 { 771 (*kbd_tty->t_linesw->l_rint)(ch, kbd_tty); 772 } 773 774 775 void 776 ite_filter(c) 777 u_char c; 778 { 779 static u_short mod = 0; 780 register unsigned char code, *str; 781 u_short up, mask; 782 struct key key; 783 int s, i; 784 785 if (!kbd_ite || !(kbd_tty = ite_tty[kbd_ite->device.dv_unit])) 786 return; 787 788 /* have to make sure we're at spltty in here */ 789 s = spltty (); 790 791 up = c & 0x80 ? 1 : 0; 792 c &= 0x7f; 793 code = 0; 794 795 mask = 0; 796 if (c >= KBD_LEFT_ALT && 797 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 798 switch (c) { 799 case KBD_LEFT_SHIFT: 800 mask = KBD_MOD_SHIFT; 801 break; 802 803 case KBD_LEFT_ALT: 804 mask = KBD_MOD_LALT; 805 break; 806 807 case KBD_RIGHT_ALT: 808 mask = KBD_MOD_RALT; 809 break; 810 811 case KBD_LEFT_META: 812 mask = KBD_MOD_LMETA; 813 break; 814 815 case KBD_RIGHT_META: 816 mask = KBD_MOD_RMETA; 817 break; 818 819 case KBD_CAPS_LOCK: 820 /* 821 * capslock already behaves `right', don't need to keep 822 * track of the state in here. 823 */ 824 mask = KBD_MOD_CAPS; 825 break; 826 827 case KBD_CTRL: 828 mask = KBD_MOD_CTRL; 829 break; 830 831 case KBD_OPT1: 832 mask = KBD_MOD_OPT1; 833 break; 834 835 case KBD_OPT2: 836 mask = KBD_MOD_OPT2; 837 break; 838 839 case KBD_RECONNECT: 840 if (up) { /* ite got 0xff */ 841 kbd_setLED(); 842 } 843 break; 844 } 845 846 if (mask & KBD_MOD_CAPS) { 847 if (!up) { 848 mod ^= KBD_MOD_CAPS; 849 kbdled ^= LED_CAPS_LOCK; 850 kbd_setLED(); 851 } 852 } else if (up) { 853 mod &= ~mask; 854 } else mod |= mask; 855 856 /* 857 * return even if it wasn't a modifier key, the other 858 * codes up here are either special (like reset warning), 859 * or not yet defined 860 */ 861 splx (s); 862 return; 863 } 864 865 if (up) { 866 splx (s); 867 return; 868 } 869 870 /* 871 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 872 * this should probably be configurable.. 873 */ 874 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 875 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 876 splx (s); 877 return; 878 } 879 880 /* translate modifiers */ 881 if (mod & KBD_MOD_SHIFT) { 882 if (mod & KBD_MOD_ALT) 883 key = kbdmap.alt_shift_keys[c]; 884 else 885 key = kbdmap.shift_keys[c]; 886 } else if (mod & KBD_MOD_ALT) 887 key = kbdmap.alt_keys[c]; 888 else { 889 key = kbdmap.keys[c]; 890 /* if CAPS and key is CAPable (no pun intended) */ 891 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 892 key = kbdmap.shift_keys[c]; 893 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 894 key = kbdmap.shift_keys[c]; 895 } 896 code = key.code; 897 898 /* handle dead keys */ 899 if (key.mode & KBD_MODE_DEAD) { 900 splx (s); 901 return; 902 } 903 /* if not string, apply META and CTRL modifiers */ 904 if (! (key.mode & KBD_MODE_STRING) 905 && (!(key.mode & KBD_MODE_KPAD) || 906 (kbd_ite && !kbd_ite->keypad_appmode))) { 907 if ((mod & KBD_MOD_CTRL) && 908 (code == ' ' || (code >= '@' && code <= 'z'))) 909 code &= 0x1f; 910 if (mod & KBD_MOD_META) 911 code |= 0x80; 912 } else if ((key.mode & KBD_MODE_KPAD) && 913 (kbd_ite && kbd_ite->keypad_appmode)) { 914 static char *in = "0123456789-+.\r()/*"; 915 static char *out = "pqrstuvwxymlnMPQRS"; 916 char *cp = index (in, code); 917 918 /* 919 * keypad-appmode sends SS3 followed by the above 920 * translated character 921 */ 922 (*kbd_tty->t_linesw->l_rint) (27, kbd_tty); 923 (*kbd_tty->t_linesw->l_rint) ('O', kbd_tty); 924 (*kbd_tty->t_linesw->l_rint) (out[cp - in], kbd_tty); 925 splx(s); 926 return; 927 } else { 928 /* *NO* I don't like this.... */ 929 static u_char app_cursor[] = 930 { 931 3, 27, 'O', 'A', 932 3, 27, 'O', 'B', 933 3, 27, 'O', 'C', 934 3, 27, 'O', 'D'}; 935 936 str = kbdmap.strings + code; 937 /* 938 * if this is a cursor key, AND it has the default 939 * keymap setting, AND we're in app-cursor mode, switch 940 * to the above table. This is *nasty* ! 941 */ 942 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 943 && !memcmp(str, "\x03\x1b[", 3) && 944 index("ABCD", str[3])) 945 str = app_cursor + 4 * (str[3] - 'A'); 946 947 /* 948 * using a length-byte instead of 0-termination allows 949 * to embed \0 into strings, although this is not used 950 * in the default keymap 951 */ 952 for (i = *str++; i; i--) 953 (*kbd_tty->t_linesw->l_rint) (*str++, kbd_tty); 954 splx(s); 955 return; 956 } 957 (*kbd_tty->t_linesw->l_rint)(code, kbd_tty); 958 959 splx(s); 960 return; 961 } 962 963 /* helper functions, makes the code below more readable */ 964 __inline static void 965 ite_sendstr (ip, str) 966 struct ite_softc *ip; 967 char *str; 968 { 969 while (*str) 970 itesendch (*str++); 971 } 972 973 __inline static void 974 alignment_display(ip) 975 struct ite_softc *ip; 976 { 977 int i, j; 978 979 for (j = 0; j < ip->rows; j++) 980 for (i = 0; i < ip->cols; i++) 981 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 982 attrclr(ip, 0, 0, ip->rows, ip->cols); 983 } 984 985 __inline static void 986 snap_cury(ip) 987 struct ite_softc *ip; 988 { 989 if (ip->inside_margins) { 990 if (ip->cury < ip->top_margin) 991 ip->cury = ip->top_margin; 992 if (ip->cury > ip->bottom_margin) 993 ip->cury = ip->bottom_margin; 994 } 995 } 996 997 __inline static void 998 ite_dnchar(ip, n) 999 struct ite_softc *ip; 1000 int n; 1001 { 1002 n = min(n, ip->cols - ip->curx); 1003 if (n < ip->cols - ip->curx) { 1004 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1005 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1006 1, ip->cols - ip->curx - n); 1007 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1008 } 1009 while (n-- > 0) 1010 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1011 } 1012 1013 static void 1014 ite_inchar(ip, n) 1015 struct ite_softc *ip; 1016 int n; 1017 { 1018 int c = ip->save_char; 1019 ip->save_char = 0; 1020 n = min(n, ip->cols - ip->curx); 1021 if (n < ip->cols - ip->curx) { 1022 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1023 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1024 1, ip->cols - ip->curx - n); 1025 attrclr(ip, ip->cury, ip->curx, 1, n); 1026 } 1027 while (n--) 1028 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1029 ip->save_char = c; 1030 } 1031 1032 __inline static void 1033 ite_clrtoeol(ip) 1034 struct ite_softc *ip; 1035 { 1036 int y = ip->cury, x = ip->curx; 1037 if (ip->cols - x > 0) { 1038 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1039 attrclr(ip, y, x, 1, ip->cols - x); 1040 } 1041 } 1042 1043 __inline static void 1044 ite_clrtobol(ip) 1045 struct ite_softc *ip; 1046 { 1047 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1048 SUBR_CLEAR(ip, y, 0, 1, x); 1049 attrclr(ip, y, 0, 1, x); 1050 } 1051 1052 __inline static void 1053 ite_clrline(ip) 1054 struct ite_softc *ip; 1055 { 1056 int y = ip->cury; 1057 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1058 attrclr(ip, y, 0, 1, ip->cols); 1059 } 1060 1061 __inline static void 1062 ite_clrtoeos(ip) 1063 struct ite_softc *ip; 1064 { 1065 ite_clrtoeol(ip); 1066 if (ip->cury < ip->rows - 1) { 1067 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1068 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1069 } 1070 } 1071 1072 __inline static void 1073 ite_clrtobos(ip) 1074 struct ite_softc *ip; 1075 { 1076 ite_clrtobol(ip); 1077 if (ip->cury > 0) { 1078 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1079 attrclr(ip, 0, 0, ip->cury, ip->cols); 1080 } 1081 } 1082 1083 __inline static void 1084 ite_clrscreen(ip) 1085 struct ite_softc *ip; 1086 { 1087 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1088 attrclr(ip, 0, 0, ip->rows, ip->cols); 1089 } 1090 1091 1092 1093 __inline static void 1094 ite_dnline(ip, n) 1095 struct ite_softc *ip; 1096 int n; 1097 { 1098 /* 1099 * interesting.. if the cursor is outside the scrolling 1100 * region, this command is simply ignored.. 1101 */ 1102 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1103 return; 1104 1105 n = min(n, ip->bottom_margin + 1 - ip->cury); 1106 if (n <= ip->bottom_margin - ip->cury) { 1107 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1108 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1109 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1110 } 1111 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1112 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1113 } 1114 1115 __inline static void 1116 ite_inline(ip, n) 1117 struct ite_softc *ip; 1118 int n; 1119 { 1120 /* 1121 * interesting.. if the cursor is outside the scrolling 1122 * region, this command is simply ignored.. 1123 */ 1124 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1125 return; 1126 1127 if (n <= 0) 1128 n = 1; 1129 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1130 if (n <= ip->bottom_margin - ip->cury) { 1131 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1132 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1133 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1134 } 1135 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1136 attrclr(ip, ip->cury, 0, n, ip->cols); 1137 ip->curx = 0; 1138 } 1139 1140 __inline static void 1141 ite_index (ip) 1142 struct ite_softc *ip; 1143 { 1144 ++ip->cury; 1145 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1146 ip->cury--; 1147 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1148 ite_clrline(ip); 1149 } 1150 /*clr_attr(ip, ATTR_INV);*/ 1151 } 1152 1153 __inline static void 1154 ite_lf (ip) 1155 struct ite_softc *ip; 1156 { 1157 ++ip->cury; 1158 if (ip->cury > ip->bottom_margin) { 1159 ip->cury--; 1160 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1161 ite_clrline(ip); 1162 } 1163 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1164 /*clr_attr(ip, ATTR_INV);*/ 1165 /* reset character set ... thanks for mohta. */ 1166 ip->G0 = CSET_ASCII; 1167 ip->G1 = CSET_JIS1983; 1168 ip->G2 = CSET_JISKANA; 1169 ip->G3 = CSET_JIS1990; 1170 ip->GL = &ip->G0; 1171 ip->GR = &ip->G1; 1172 ip->save_GL = 0; 1173 ip->save_char = 0; 1174 } 1175 1176 __inline static void 1177 ite_crlf (ip) 1178 struct ite_softc *ip; 1179 { 1180 ip->curx = 0; 1181 ite_lf (ip); 1182 } 1183 1184 __inline static void 1185 ite_cr (ip) 1186 struct ite_softc *ip; 1187 { 1188 if (ip->curx) { 1189 ip->curx = 0; 1190 } 1191 } 1192 1193 __inline static void 1194 ite_rlf (ip) 1195 struct ite_softc *ip; 1196 { 1197 ip->cury--; 1198 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1199 ip->cury++; 1200 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1201 ite_clrline(ip); 1202 } 1203 clr_attr(ip, ATTR_INV); 1204 } 1205 1206 __inline static int 1207 atoi (cp) 1208 const char *cp; 1209 { 1210 int n; 1211 1212 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1213 n = n * 10 + *cp - '0'; 1214 return n; 1215 } 1216 1217 __inline static char * 1218 index(cp, ch) 1219 const char *cp; 1220 char ch; 1221 { 1222 while (*cp && *cp != ch) 1223 cp++; 1224 return *cp ? (char *) cp : 0; 1225 } 1226 1227 __inline static int 1228 ite_argnum (ip) 1229 struct ite_softc *ip; 1230 { 1231 char ch; 1232 int n; 1233 1234 /* convert argument string into number */ 1235 if (ip->ap == ip->argbuf) 1236 return 1; 1237 ch = *ip->ap; 1238 *ip->ap = 0; 1239 n = atoi (ip->argbuf); 1240 *ip->ap = ch; 1241 1242 return n; 1243 } 1244 1245 __inline static int 1246 ite_zargnum (ip) 1247 struct ite_softc *ip; 1248 { 1249 char ch; 1250 int n; 1251 1252 /* convert argument string into number */ 1253 if (ip->ap == ip->argbuf) 1254 return 0; 1255 ch = *ip->ap; 1256 *ip->ap = 0; /* terminate string */ 1257 n = atoi (ip->argbuf); 1258 *ip->ap = ch; 1259 1260 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1261 } 1262 1263 void 1264 ite_putstr(s, len, dev) 1265 const u_char *s; 1266 int len; 1267 dev_t dev; 1268 { 1269 struct ite_softc *ip; 1270 int i; 1271 1272 ip = getitesp(dev); 1273 1274 /* XXX avoid problems */ 1275 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1276 return; 1277 1278 SUBR_CURSOR(ip, START_CURSOROPT); 1279 for (i = 0; i < len; i++) 1280 if (s[i]) 1281 iteputchar(s[i], ip); 1282 SUBR_CURSOR(ip, END_CURSOROPT); 1283 } 1284 1285 void 1286 iteputchar(c, ip) 1287 register int c; 1288 struct ite_softc *ip; 1289 { 1290 int n, x, y; 1291 char *cp; 1292 1293 if (c >= 0x20 && ip->escape) { 1294 switch (ip->escape) { 1295 1296 case ESC: 1297 switch (c) { 1298 /* first 7bit equivalents for the 8bit control characters */ 1299 1300 case 'D': 1301 c = IND; 1302 ip->escape = 0; 1303 break; /* and fall into the next switch below (same for all `break') */ 1304 1305 case 'E': 1306 /* next line */ 1307 c = NEL; 1308 ip->escape = 0; 1309 break; 1310 1311 case 'H': 1312 /* set TAB at current col */ 1313 c = HTS; 1314 ip->escape = 0; 1315 break; 1316 1317 case 'M': 1318 /* reverse index */ 1319 c = RI; 1320 ip->escape = 0; 1321 break; 1322 1323 case 'N': 1324 /* single shift G2 */ 1325 c = SS2; 1326 ip->escape = 0; 1327 break; 1328 1329 case 'O': 1330 /* single shift G3 */ 1331 c = SS3; 1332 ip->escape = 0; 1333 break; 1334 1335 case 'P': 1336 /* DCS detected */ 1337 c = DCS; 1338 ip->escape = 0; 1339 break; 1340 1341 case '[': 1342 c = CSI; 1343 ip->escape = 0; 1344 break; 1345 1346 case '\\': 1347 /* String Terminator */ 1348 c = ST; 1349 ip->escape = 0; 1350 break; 1351 1352 case ']': 1353 c = OSC; 1354 ip->escape = 0; 1355 break; 1356 1357 case '^': 1358 c = PM; 1359 ip->escape = 0; 1360 break; 1361 1362 case '_': 1363 c = APC; 1364 ip->escape = 0; 1365 break; 1366 1367 1368 /* introduces 7/8bit control */ 1369 case ' ': 1370 /* can be followed by either F or G */ 1371 ip->escape = ' '; 1372 break; 1373 1374 1375 /* a lot of character set selections, not yet used... 1376 94-character sets: */ 1377 case '(': /* G0 */ 1378 case ')': /* G1 */ 1379 ip->escape = c; 1380 return; 1381 1382 case '*': /* G2 */ 1383 case '+': /* G3 */ 1384 case 'B': /* ASCII */ 1385 case 'A': /* ISO latin 1 */ 1386 case '<': /* user preferred suplemental */ 1387 case '0': /* dec special graphics */ 1388 1389 /* 96-character sets: */ 1390 case '-': /* G1 */ 1391 case '.': /* G2 */ 1392 case '/': /* G3 */ 1393 1394 /* national character sets: */ 1395 case '4': /* dutch */ 1396 case '5': 1397 case 'C': /* finnish */ 1398 case 'R': /* french */ 1399 case 'Q': /* french canadian */ 1400 case 'K': /* german */ 1401 case 'Y': /* italian */ 1402 case '6': /* norwegian/danish */ 1403 /* note: %5 and %6 are not supported (two chars..) */ 1404 1405 ip->escape = 0; 1406 /* just ignore for now */ 1407 return; 1408 1409 /* 94-multibyte character sets designate */ 1410 case '$': 1411 ip->escape = '$'; 1412 return; 1413 1414 /* locking shift modes */ 1415 case '`': 1416 ip->GR = &ip->G1; 1417 ip->escape = 0; 1418 return; 1419 1420 case 'n': 1421 ip->GL = &ip->G2; 1422 ip->escape = 0; 1423 return; 1424 1425 case '}': 1426 ip->GR = &ip->G2; 1427 ip->escape = 0; 1428 return; 1429 1430 case 'o': 1431 ip->GL = &ip->G3; 1432 ip->escape = 0; 1433 return; 1434 1435 case '|': 1436 ip->GR = &ip->G3; 1437 ip->escape = 0; 1438 return; 1439 1440 case '~': 1441 ip->GR = &ip->G1; 1442 ip->escape = 0; 1443 return; 1444 1445 /* font width/height control */ 1446 case '#': 1447 ip->escape = '#'; 1448 return; 1449 1450 case 'c': 1451 /* hard terminal reset .. */ 1452 ite_reset (ip); 1453 SUBR_CURSOR(ip, MOVE_CURSOR); 1454 ip->escape = 0; 1455 return; 1456 1457 1458 case '7': 1459 /* save cursor */ 1460 ip->save_curx = ip->curx; 1461 ip->save_cury = ip->cury; 1462 ip->save_attribute = ip->attribute; 1463 ip->sc_om = ip->inside_margins; 1464 ip->sc_G0 = ip->G0; 1465 ip->sc_G1 = ip->G1; 1466 ip->sc_G2 = ip->G2; 1467 ip->sc_G3 = ip->G3; 1468 ip->sc_GL = ip->GL; 1469 ip->sc_GR = ip->GR; 1470 ip->escape = 0; 1471 return; 1472 1473 case '8': 1474 /* restore cursor */ 1475 ip->curx = ip->save_curx; 1476 ip->cury = ip->save_cury; 1477 ip->attribute = ip->save_attribute; 1478 ip->inside_margins = ip->sc_om; 1479 ip->G0 = ip->sc_G0; 1480 ip->G1 = ip->sc_G1; 1481 ip->G2 = ip->sc_G2; 1482 ip->G3 = ip->sc_G3; 1483 ip->GL = ip->sc_GL; 1484 ip->GR = ip->sc_GR; 1485 SUBR_CURSOR(ip, MOVE_CURSOR); 1486 ip->escape = 0; 1487 return; 1488 1489 case '=': 1490 /* keypad application mode */ 1491 ip->keypad_appmode = 1; 1492 ip->escape = 0; 1493 return; 1494 1495 case '>': 1496 /* keypad numeric mode */ 1497 ip->keypad_appmode = 0; 1498 ip->escape = 0; 1499 return; 1500 1501 case 'Z': /* request ID */ 1502 if (ip->emul_level == EMUL_VT100) 1503 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1504 else 1505 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1506 ip->escape = 0; 1507 return; 1508 1509 /* default catch all for not recognized ESC sequences */ 1510 default: 1511 ip->escape = 0; 1512 return; 1513 } 1514 break; 1515 1516 1517 case '(': /* designate G0 */ 1518 switch (c) { 1519 case 'B': /* USASCII */ 1520 ip->G0 = CSET_ASCII; 1521 ip->escape = 0; 1522 return; 1523 case 'I': 1524 ip->G0 = CSET_JISKANA; 1525 ip->escape = 0; 1526 return; 1527 case 'J': 1528 ip->G0 = CSET_JISROMA; 1529 ip->escape = 0; 1530 return; 1531 case 'A': /* British or ISO-Latin-1 */ 1532 case 'H': /* Swedish */ 1533 case 'K': /* German */ 1534 case 'R': /* French */ 1535 case 'Y': /* Italian */ 1536 case 'Z': /* Spanish */ 1537 default: 1538 /* not supported */ 1539 ip->escape = 0; 1540 return; 1541 } 1542 1543 case ')': /* designate G1 */ 1544 ip->escape = 0; 1545 return; 1546 1547 case '$': /* 94-multibyte character set */ 1548 switch (c) { 1549 case '@': 1550 ip->G0 = CSET_JIS1978; 1551 ip->escape = 0; 1552 return; 1553 case 'B': 1554 ip->G0 = CSET_JIS1983; 1555 ip->escape = 0; 1556 return; 1557 case 'D': 1558 ip->G0 = CSET_JIS1990; 1559 ip->escape = 0; 1560 return; 1561 default: 1562 /* not supported */ 1563 ip->escape = 0; 1564 return; 1565 } 1566 1567 case ' ': 1568 switch (c) { 1569 case 'F': 1570 ip->eightbit_C1 = 0; 1571 ip->escape = 0; 1572 return; 1573 1574 case 'G': 1575 ip->eightbit_C1 = 1; 1576 ip->escape = 0; 1577 return; 1578 1579 default: 1580 /* not supported */ 1581 ip->escape = 0; 1582 return; 1583 } 1584 break; 1585 1586 case '#': 1587 switch (c) { 1588 case '5': 1589 /* single height, single width */ 1590 ip->escape = 0; 1591 return; 1592 1593 case '6': 1594 /* double width, single height */ 1595 ip->escape = 0; 1596 return; 1597 1598 case '3': 1599 /* top half */ 1600 ip->escape = 0; 1601 return; 1602 1603 case '4': 1604 /* bottom half */ 1605 ip->escape = 0; 1606 return; 1607 1608 case '8': 1609 /* screen alignment pattern... */ 1610 alignment_display (ip); 1611 ip->escape = 0; 1612 return; 1613 1614 default: 1615 ip->escape = 0; 1616 return; 1617 } 1618 break; 1619 1620 1621 1622 case CSI: 1623 /* the biggie... */ 1624 switch (c) { 1625 case '0': case '1': case '2': case '3': case '4': 1626 case '5': case '6': case '7': case '8': case '9': 1627 case ';': case '\"': case '$': case '>': 1628 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1629 *ip->ap++ = c; 1630 return; 1631 1632 case 'p': 1633 *ip->ap = 0; 1634 if (!strncmp(ip->argbuf, "61\"", 3)) 1635 ip->emul_level = EMUL_VT100; 1636 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1637 || !strncmp(ip->argbuf, "62;1\"", 5)) 1638 ip->emul_level = EMUL_VT300_7; 1639 else 1640 ip->emul_level = EMUL_VT300_8; 1641 ip->escape = 0; 1642 return; 1643 1644 1645 case '?': 1646 *ip->ap = 0; 1647 ip->escape = '?'; 1648 ip->ap = ip->argbuf; 1649 return; 1650 1651 1652 case 'c': 1653 /* device attributes */ 1654 *ip->ap = 0; 1655 if (ip->argbuf[0] == '>') { 1656 ite_sendstr (ip, "\033[>24;0;0;0c"); 1657 } else 1658 switch (ite_zargnum(ip)) { 1659 case 0: 1660 /* primary DA request, send primary DA response */ 1661 if (ip->emul_level == EMUL_VT100) 1662 ite_sendstr (ip, "\033[?1;1c"); 1663 else 1664 ite_sendstr (ip, "\033[63;0c"); 1665 break; 1666 } 1667 ip->escape = 0; 1668 return; 1669 1670 case 'n': 1671 switch (ite_zargnum(ip)) { 1672 case 5: 1673 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1674 break; 1675 case 6: 1676 /* cursor position report */ 1677 sprintf (ip->argbuf, "\033[%d;%dR", 1678 ip->cury + 1, ip->curx + 1); 1679 ite_sendstr (ip, ip->argbuf); 1680 break; 1681 } 1682 ip->escape = 0; 1683 return; 1684 1685 1686 case 'x': 1687 switch (ite_zargnum(ip)) { 1688 case 0: 1689 /* Fake some terminal parameters. */ 1690 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1691 break; 1692 case 1: 1693 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1694 break; 1695 } 1696 ip->escape = 0; 1697 return; 1698 1699 1700 case 'g': 1701 /* clear tabs */ 1702 switch (ite_zargnum(ip)) { 1703 case 0: 1704 if (ip->curx < ip->cols) 1705 ip->tabs[ip->curx] = 0; 1706 break; 1707 case 3: 1708 for (n = 0; n < ip->cols; n++) 1709 ip->tabs[n] = 0; 1710 break; 1711 1712 default: 1713 /* ignore */ 1714 break; 1715 } 1716 ip->escape = 0; 1717 return; 1718 1719 1720 case 'h': /* set mode */ 1721 case 'l': /* reset mode */ 1722 n = ite_zargnum (ip); 1723 switch (n) { 1724 case 4: 1725 ip->imode = (c == 'h'); /* insert/replace mode */ 1726 break; 1727 case 20: 1728 ip->linefeed_newline = (c == 'h'); 1729 break; 1730 } 1731 ip->escape = 0; 1732 return; 1733 1734 1735 case 'M': 1736 /* delete line */ 1737 ite_dnline (ip, ite_argnum (ip)); 1738 ip->escape = 0; 1739 return; 1740 1741 1742 case 'L': 1743 /* insert line */ 1744 ite_inline (ip, ite_argnum (ip)); 1745 ip->escape = 0; 1746 return; 1747 1748 1749 case 'P': 1750 /* delete char */ 1751 ite_dnchar (ip, ite_argnum (ip)); 1752 ip->escape = 0; 1753 return; 1754 1755 1756 case '@': 1757 /* insert char(s) */ 1758 ite_inchar (ip, ite_argnum (ip)); 1759 ip->escape = 0; 1760 return; 1761 1762 case '!': 1763 /* soft terminal reset */ 1764 ip->escape = 0; /* XXX */ 1765 return; 1766 1767 case 'G': 1768 /* this one was *not* in my vt320 manual but in 1769 a vt320 termcap entry.. who is right? 1770 It's supposed to set the horizontal cursor position. */ 1771 *ip->ap = 0; 1772 x = atoi (ip->argbuf); 1773 if (x) x--; 1774 ip->curx = min(x, ip->cols - 1); 1775 ip->escape = 0; 1776 SUBR_CURSOR(ip, MOVE_CURSOR); 1777 clr_attr (ip, ATTR_INV); 1778 return; 1779 1780 1781 case 'd': 1782 /* same thing here, this one's for setting the absolute 1783 vertical cursor position. Not documented... */ 1784 *ip->ap = 0; 1785 y = atoi (ip->argbuf); 1786 if (y) y--; 1787 if (ip->inside_margins) 1788 y += ip->top_margin; 1789 ip->cury = min(y, ip->rows - 1); 1790 ip->escape = 0; 1791 snap_cury(ip); 1792 SUBR_CURSOR(ip, MOVE_CURSOR); 1793 clr_attr (ip, ATTR_INV); 1794 return; 1795 1796 1797 case 'H': 1798 case 'f': 1799 *ip->ap = 0; 1800 y = atoi (ip->argbuf); 1801 x = 0; 1802 cp = index (ip->argbuf, ';'); 1803 if (cp) 1804 x = atoi (cp + 1); 1805 if (x) x--; 1806 if (y) y--; 1807 if (ip->inside_margins) 1808 y += ip->top_margin; 1809 ip->cury = min(y, ip->rows - 1); 1810 ip->curx = min(x, ip->cols - 1); 1811 ip->escape = 0; 1812 snap_cury(ip); 1813 SUBR_CURSOR(ip, MOVE_CURSOR); 1814 /*clr_attr (ip, ATTR_INV);*/ 1815 return; 1816 1817 case 'A': 1818 /* cursor up */ 1819 n = ite_argnum (ip); 1820 n = ip->cury - (n ? n : 1); 1821 if (n < 0) n = 0; 1822 if (ip->inside_margins) 1823 n = max(ip->top_margin, n); 1824 else if (n == ip->top_margin - 1) 1825 /* allow scrolling outside region, but don't scroll out 1826 of active region without explicit CUP */ 1827 n = ip->top_margin; 1828 ip->cury = n; 1829 ip->escape = 0; 1830 SUBR_CURSOR(ip, MOVE_CURSOR); 1831 clr_attr (ip, ATTR_INV); 1832 return; 1833 1834 case 'B': 1835 /* cursor down */ 1836 n = ite_argnum (ip); 1837 n = ip->cury + (n ? n : 1); 1838 n = min(ip->rows - 1, n); 1839 #if 0 1840 if (ip->inside_margins) 1841 #endif 1842 n = min(ip->bottom_margin, n); 1843 #if 0 1844 else if (n == ip->bottom_margin + 1) 1845 /* allow scrolling outside region, but don't scroll out 1846 of active region without explicit CUP */ 1847 n = ip->bottom_margin; 1848 #endif 1849 ip->cury = n; 1850 ip->escape = 0; 1851 SUBR_CURSOR(ip, MOVE_CURSOR); 1852 clr_attr (ip, ATTR_INV); 1853 return; 1854 1855 case 'C': 1856 /* cursor forward */ 1857 n = ite_argnum (ip); 1858 n = n ? n : 1; 1859 ip->curx = min(ip->curx + n, ip->cols - 1); 1860 ip->escape = 0; 1861 SUBR_CURSOR(ip, MOVE_CURSOR); 1862 clr_attr (ip, ATTR_INV); 1863 return; 1864 1865 case 'D': 1866 /* cursor backward */ 1867 n = ite_argnum (ip); 1868 n = n ? n : 1; 1869 n = ip->curx - n; 1870 ip->curx = n >= 0 ? n : 0; 1871 ip->escape = 0; 1872 SUBR_CURSOR(ip, MOVE_CURSOR); 1873 clr_attr (ip, ATTR_INV); 1874 return; 1875 1876 1877 case 'J': 1878 /* erase screen */ 1879 *ip->ap = 0; 1880 n = ite_zargnum (ip); 1881 if (n == 0) 1882 ite_clrtoeos(ip); 1883 else if (n == 1) 1884 ite_clrtobos(ip); 1885 else if (n == 2) 1886 ite_clrscreen(ip); 1887 ip->escape = 0; 1888 return; 1889 1890 1891 case 'K': 1892 /* erase line */ 1893 n = ite_zargnum (ip); 1894 if (n == 0) 1895 ite_clrtoeol(ip); 1896 else if (n == 1) 1897 ite_clrtobol(ip); 1898 else if (n == 2) 1899 ite_clrline(ip); 1900 ip->escape = 0; 1901 return; 1902 1903 case 'S': 1904 /* scroll up */ 1905 n = ite_zargnum (ip); 1906 if (n <= 0) 1907 n = 1; 1908 else if (n > ip->rows-1) 1909 n = ip->rows-1; 1910 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1911 ip->escape = 0; 1912 return; 1913 1914 case 'T': 1915 /* scroll down */ 1916 n = ite_zargnum (ip); 1917 if (n <= 0) 1918 n = 1; 1919 else if (n > ip->rows-1) 1920 n = ip->rows-1; 1921 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1922 ip->escape = 0; 1923 return; 1924 1925 case 'X': 1926 /* erase character */ 1927 n = ite_argnum(ip) - 1; 1928 n = min(n, ip->cols - 1 - ip->curx); 1929 for (; n >= 0; n--) { 1930 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1931 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1932 } 1933 ip->escape = 0; 1934 return; 1935 1936 1937 case '}': case '`': 1938 /* status line control */ 1939 ip->escape = 0; 1940 return; 1941 1942 case 'r': 1943 /* set scrolling region */ 1944 ip->escape = 0; 1945 *ip->ap = 0; 1946 x = atoi (ip->argbuf); 1947 x = x ? x : 1; 1948 y = ip->rows; 1949 cp = index (ip->argbuf, ';'); 1950 if (cp) { 1951 y = atoi (cp + 1); 1952 y = y ? y : ip->rows; 1953 } 1954 if (y <= x) 1955 return; 1956 x--; 1957 y--; 1958 ip->top_margin = min(x, ip->rows - 2); 1959 ip->bottom_margin = min(y, ip->rows - 1); 1960 if (ip->inside_margins) { 1961 ip->cury = ip->top_margin; 1962 } else 1963 ip->cury = 0; 1964 ip->curx = 0; 1965 return; 1966 1967 1968 case 'm': 1969 /* big attribute setter/resetter */ 1970 { 1971 char *cp; 1972 *ip->ap = 0; 1973 /* kludge to make CSIm work (== CSI0m) */ 1974 if (ip->ap == ip->argbuf) 1975 ip->ap++; 1976 for (cp = ip->argbuf; cp < ip->ap; ) { 1977 switch (*cp) { 1978 case 0: 1979 case '0': 1980 clr_attr (ip, ATTR_ALL); 1981 ip->fgcolor = 7; 1982 ip->bgcolor = 0; 1983 cp++; 1984 break; 1985 1986 case '1': 1987 set_attr (ip, ATTR_BOLD); 1988 cp++; 1989 break; 1990 1991 case '2': 1992 switch (cp[1]) { 1993 case '2': 1994 clr_attr (ip, ATTR_BOLD); 1995 cp += 2; 1996 break; 1997 1998 case '4': 1999 clr_attr (ip, ATTR_UL); 2000 cp += 2; 2001 break; 2002 2003 case '5': 2004 clr_attr (ip, ATTR_BLINK); 2005 cp += 2; 2006 break; 2007 2008 case '7': 2009 clr_attr (ip, ATTR_INV); 2010 cp += 2; 2011 break; 2012 2013 default: 2014 cp++; 2015 break; 2016 } 2017 break; 2018 2019 case '3': 2020 switch (cp[1]) { 2021 case '0': case '1': case '2': case '3': 2022 case '4': case '5': case '6': case '7': 2023 /* foreground colors */ 2024 ip->fgcolor = cp[1] - '0'; 2025 cp += 2; 2026 break; 2027 default: 2028 cp++; 2029 break; 2030 } 2031 break; 2032 2033 case '4': 2034 switch (cp[1]) { 2035 case '0': case '1': case '2': case '3': 2036 case '4': case '5': case '6': case '7': 2037 /* background colors */ 2038 ip->bgcolor = cp[1] - '0'; 2039 cp += 2; 2040 break; 2041 default: 2042 set_attr (ip, ATTR_UL); 2043 cp++; 2044 break; 2045 } 2046 break; 2047 2048 case '5': 2049 set_attr (ip, ATTR_BLINK); 2050 cp++; 2051 break; 2052 2053 case '7': 2054 set_attr (ip, ATTR_INV); 2055 cp++; 2056 break; 2057 2058 default: 2059 cp++; 2060 break; 2061 } 2062 } 2063 2064 } 2065 ip->escape = 0; 2066 return; 2067 2068 2069 case 'u': 2070 /* DECRQTSR */ 2071 ite_sendstr (ip, "\033P\033\\"); 2072 ip->escape = 0; 2073 return; 2074 2075 default: 2076 ip->escape = 0; 2077 return; 2078 } 2079 break; 2080 2081 2082 2083 case '?': /* CSI ? */ 2084 switch (c) { 2085 case '0': case '1': case '2': case '3': case '4': 2086 case '5': case '6': case '7': case '8': case '9': 2087 case ';': case '\"': case '$': 2088 /* Don't fill the last character; it's needed. */ 2089 /* XXX yeah, where ?? */ 2090 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2091 *ip->ap++ = c; 2092 return; 2093 2094 2095 case 'n': 2096 /* Terminal Reports */ 2097 *ip->ap = 0; 2098 if (ip->ap == &ip->argbuf[2]) { 2099 if (!strncmp(ip->argbuf, "15", 2)) 2100 /* printer status: no printer */ 2101 ite_sendstr (ip, "\033[13n"); 2102 2103 else if (!strncmp(ip->argbuf, "25", 2)) 2104 /* udk status */ 2105 ite_sendstr (ip, "\033[20n"); 2106 2107 else if (!strncmp(ip->argbuf, "26", 2)) 2108 /* keyboard dialect: US */ 2109 ite_sendstr (ip, "\033[27;1n"); 2110 } 2111 ip->escape = 0; 2112 return; 2113 2114 2115 case 'h': /* set dec private modes */ 2116 case 'l': /* reset dec private modes */ 2117 n = ite_zargnum (ip); 2118 switch (n) { 2119 case 1: 2120 /* CKM - cursor key mode */ 2121 ip->cursor_appmode = (c == 'h'); 2122 break; 2123 2124 case 3: 2125 /* 132/80 columns (132 == 'h') */ 2126 break; 2127 2128 case 4: /* smooth scroll */ 2129 break; 2130 2131 case 5: 2132 /* light background (=='h') /dark background(=='l') */ 2133 break; 2134 2135 case 6: /* origin mode */ 2136 ip->inside_margins = (c == 'h'); 2137 #if 0 2138 ip->curx = 0; 2139 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2140 SUBR_CURSOR(ip, MOVE_CURSOR); 2141 #endif 2142 break; 2143 2144 case 7: /* auto wraparound */ 2145 ip->auto_wrap = (c == 'h'); 2146 break; 2147 2148 case 8: /* keyboard repeat */ 2149 ip->key_repeat = (c == 'h'); 2150 break; 2151 2152 case 20: /* newline mode */ 2153 ip->linefeed_newline = (c == 'h'); 2154 break; 2155 2156 case 25: /* cursor on/off */ 2157 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2158 break; 2159 } 2160 ip->escape = 0; 2161 return; 2162 2163 case 'K': 2164 /* selective erase in line */ 2165 case 'J': 2166 /* selective erase in display */ 2167 2168 default: 2169 ip->escape = 0; 2170 return; 2171 } 2172 break; 2173 2174 2175 default: 2176 ip->escape = 0; 2177 return; 2178 } 2179 } 2180 2181 switch (c) { 2182 case 0x00: /* NUL */ 2183 case 0x01: /* SOH */ 2184 case 0x02: /* STX */ 2185 case 0x03: /* ETX */ 2186 case 0x04: /* EOT */ 2187 case 0x05: /* ENQ */ 2188 case 0x06: /* ACK */ 2189 break; 2190 2191 case BEL: 2192 #if NBELL > 0 2193 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) 2194 opm_bell(); 2195 #endif 2196 break; 2197 2198 case BS: 2199 if (--ip->curx < 0) 2200 ip->curx = 0; 2201 else 2202 SUBR_CURSOR(ip, MOVE_CURSOR); 2203 break; 2204 2205 case HT: 2206 for (n = ip->curx + 1; n < ip->cols; n++) { 2207 if (ip->tabs[n]) { 2208 ip->curx = n; 2209 SUBR_CURSOR(ip, MOVE_CURSOR); 2210 break; 2211 } 2212 } 2213 break; 2214 2215 case VT: /* VT is treated like LF */ 2216 case FF: /* so is FF */ 2217 case LF: 2218 /* cr->crlf distinction is done here, on output, 2219 not on input! */ 2220 if (ip->linefeed_newline) 2221 ite_crlf (ip); 2222 else 2223 ite_lf (ip); 2224 break; 2225 2226 case CR: 2227 ite_cr (ip); 2228 break; 2229 2230 2231 case SO: 2232 ip->GL = &ip->G1; 2233 break; 2234 2235 case SI: 2236 ip->GL = &ip->G0; 2237 break; 2238 2239 case 0x10: /* DLE */ 2240 case 0x11: /* DC1/XON */ 2241 case 0x12: /* DC2 */ 2242 case 0x13: /* DC3/XOFF */ 2243 case 0x14: /* DC4 */ 2244 case 0x15: /* NAK */ 2245 case 0x16: /* SYN */ 2246 case 0x17: /* ETB */ 2247 break; 2248 2249 case CAN: 2250 ip->escape = 0; /* cancel any escape sequence in progress */ 2251 break; 2252 2253 case 0x19: /* EM */ 2254 break; 2255 2256 case SUB: 2257 ip->escape = 0; /* dito, but see below */ 2258 /* should also display a reverse question mark!! */ 2259 break; 2260 2261 case ESC: 2262 ip->escape = ESC; 2263 break; 2264 2265 case 0x1c: /* FS */ 2266 case 0x1d: /* GS */ 2267 case 0x1e: /* RS */ 2268 case 0x1f: /* US */ 2269 break; 2270 2271 /* now it gets weird.. 8bit control sequences.. */ 2272 case IND: /* index: move cursor down, scroll */ 2273 ite_index (ip); 2274 break; 2275 2276 case NEL: /* next line. next line, first pos. */ 2277 ite_crlf (ip); 2278 break; 2279 2280 case HTS: /* set horizontal tab */ 2281 if (ip->curx < ip->cols) 2282 ip->tabs[ip->curx] = 1; 2283 break; 2284 2285 case RI: /* reverse index */ 2286 ite_rlf (ip); 2287 break; 2288 2289 case SS2: /* go into G2 for one character */ 2290 ip->save_GL = ip->GR; /* GL XXX EUC */ 2291 ip->GR = &ip->G2; /* GL XXX */ 2292 break; 2293 2294 case SS3: /* go into G3 for one character */ 2295 ip->save_GL = ip->GR; /* GL XXX EUC */ 2296 ip->GR = &ip->G3; /* GL XXX */ 2297 break; 2298 2299 case DCS: /* device control string introducer */ 2300 ip->escape = DCS; 2301 ip->ap = ip->argbuf; 2302 break; 2303 2304 case CSI: /* control sequence introducer */ 2305 ip->escape = CSI; 2306 ip->ap = ip->argbuf; 2307 break; 2308 2309 case ST: /* string terminator */ 2310 /* ignore, if not used as terminator */ 2311 break; 2312 2313 case OSC: /* introduces OS command. Ignore everything upto ST */ 2314 ip->escape = OSC; 2315 break; 2316 2317 case PM: /* privacy message, ignore everything upto ST */ 2318 ip->escape = PM; 2319 break; 2320 2321 case APC: /* application program command, ignore everything upto ST */ 2322 ip->escape = APC; 2323 break; 2324 2325 case DEL: 2326 break; 2327 2328 default: 2329 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2330 ip->save_char = c; 2331 break; 2332 } 2333 if (ip->imode) 2334 ite_inchar(ip, ip->save_char ? 2 : 1); 2335 iteprecheckwrap(ip); 2336 #ifdef DO_WEIRD_ATTRIBUTES 2337 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2338 attrset(ip, ATTR_INV); 2339 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2340 } 2341 else 2342 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2343 #else 2344 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2345 #endif 2346 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2347 itecheckwrap(ip); 2348 if (ip->save_char) { 2349 itecheckwrap(ip); 2350 ip->save_char = 0; 2351 } 2352 if (ip->save_GL) { 2353 /* 2354 * reset single shift 2355 */ 2356 ip->GR = ip->save_GL; 2357 ip->save_GL = 0; 2358 } 2359 break; 2360 } 2361 } 2362 2363 static void 2364 iteprecheckwrap(ip) 2365 struct ite_softc *ip; 2366 { 2367 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2368 ip->curx = 0; 2369 clr_attr(ip, ATTR_INV); 2370 if (++ip->cury >= ip->bottom_margin + 1) { 2371 ip->cury = ip->bottom_margin; 2372 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2373 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2374 ite_clrtoeol(ip); 2375 } /*else 2376 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2377 } 2378 } 2379 2380 static void 2381 itecheckwrap(ip) 2382 struct ite_softc *ip; 2383 { 2384 #if 0 2385 if (++ip->curx == ip->cols) { 2386 if (ip->auto_wrap) { 2387 ip->curx = 0; 2388 clr_attr(ip, ATTR_INV); 2389 if (++ip->cury >= ip->bottom_margin + 1) { 2390 ip->cury = ip->bottom_margin; 2391 SUBR_CURSOR(ip, MOVE_CURSOR); 2392 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2393 ite_clrtoeol(ip); 2394 return; 2395 } 2396 } else 2397 /* stay there if no autowrap.. */ 2398 ip->curx--; 2399 } 2400 #else 2401 if (ip->curx < ip->cols) { 2402 ip->curx++; 2403 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2404 } 2405 #endif 2406 } 2407 2408 #endif 2409 2410 #if NITE > 0 && NKBD > 0 2411 2412 /* 2413 * Console functions 2414 */ 2415 #include <dev/cons.h> 2416 extern void kbdenable __P((int)); 2417 extern int kbdcngetc __P((void)); 2418 2419 /* 2420 * Return a priority in consdev->cn_pri field highest wins. This function 2421 * is called before any devices have been probed. 2422 */ 2423 void 2424 itecnprobe(cd) 2425 struct consdev *cd; 2426 { 2427 int maj; 2428 2429 /* locate the major number */ 2430 maj = cdevsw_lookup_major(&ite_cdevsw); 2431 2432 /* 2433 * return priority of the best ite (already picked from attach) 2434 * or CN_DEAD. 2435 */ 2436 if (con_itesoftc.grf == NULL) 2437 cd->cn_pri = CN_DEAD; 2438 else { 2439 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2440 /* 2441 * hardcode the minor number. 2442 * currently we support only one ITE, it is enough for now. 2443 */ 2444 con_itesoftc.isw = &itesw[0]; 2445 cd->cn_pri = CN_INTERNAL; 2446 cd->cn_dev = makedev(maj, 0); 2447 } 2448 2449 } 2450 2451 void 2452 itecninit(cd) 2453 struct consdev *cd; 2454 { 2455 struct ite_softc *ip; 2456 2457 ip = getitesp(cd->cn_dev); 2458 iteinit(cd->cn_dev); /* init console unit */ 2459 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2460 kbdenable(0); 2461 mfp_send_usart(0x49); 2462 } 2463 2464 /* 2465 * itecnfinish() is called in ite_init() when the device is 2466 * being probed in the normal fasion, thus we can finish setting 2467 * up this ite now that the system is more functional. 2468 */ 2469 void 2470 itecnfinish(ip) 2471 struct ite_softc *ip; 2472 { 2473 static int done; 2474 2475 if (done) 2476 return; 2477 done = 1; 2478 } 2479 2480 /*ARGSUSED*/ 2481 int 2482 itecngetc(dev) 2483 dev_t dev; 2484 { 2485 register int c; 2486 2487 do { 2488 c = kbdcngetc(); 2489 c = ite_cnfilter(c); 2490 } while (c == -1); 2491 return (c); 2492 } 2493 2494 void 2495 itecnputc(dev, c) 2496 dev_t dev; 2497 int c; 2498 { 2499 static int paniced = 0; 2500 struct ite_softc *ip = getitesp(dev); 2501 char ch = c; 2502 #ifdef ITE_KERNEL_ATTR 2503 short save_attribute; 2504 #endif 2505 2506 if (panicstr && !paniced && 2507 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2508 (void) iteon(dev, 3); 2509 paniced = 1; 2510 } 2511 #ifdef ITE_KERNEL_ATTR 2512 save_attribute = ip->attribute; 2513 ip->attribute = ITE_KERNEL_ATTR; 2514 #endif 2515 ite_putstr(&ch, 1, dev); 2516 #ifdef ITE_KERNEL_ATTR 2517 ip->attribute = save_attribute; 2518 #endif 2519 } 2520 #endif 2521
Indexes created Tue Sep 23 14:10:03 GMT 2025