1 /* $NetBSD: ite.c,v 1.44 2005/01/23 09:25:52 he 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 * from: @(#)ite.c 7.6 (Berkeley) 5/16/91 37 */ 38 /* 39 * Copyright (c) 1988 University of Utah. 40 * 41 * This code is derived from software contributed to Berkeley by 42 * the Systems Programming Group of the University of Utah Computer 43 * Science Department. 44 * 45 * Redistribution and use in source and binary forms, with or without 46 * modification, are permitted provided that the following conditions 47 * are met: 48 * 1. Redistributions of source code must retain the above copyright 49 * notice, this list of conditions and the following disclaimer. 50 * 2. Redistributions in binary form must reproduce the above copyright 51 * notice, this list of conditions and the following disclaimer in the 52 * documentation and/or other materials provided with the distribution. 53 * 3. All advertising materials mentioning features or use of this software 54 * must display the following acknowledgement: 55 * This product includes software developed by the University of 56 * California, Berkeley and its contributors. 57 * 4. Neither the name of the University nor the names of its contributors 58 * may be used to endorse or promote products derived from this software 59 * without specific prior written permission. 60 * 61 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 62 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 63 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 64 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 65 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 66 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 67 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 68 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 69 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 70 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 71 * SUCH DAMAGE. 72 * 73 * from: Utah Hdr: ite.c 1.1 90/07/09 74 * from: @(#)ite.c 7.6 (Berkeley) 5/16/91 75 */ 76 77 /* 78 * ite - bitmapped terminal. 79 * Supports VT200, a few terminal features will be unavailable until 80 * the system actually probes the device (i.e. not after consinit()) 81 */ 82 83 #include <sys/cdefs.h> 84 __KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.44 2005/01/23 09:25:52 he Exp $"); 85 86 #include "opt_ddb.h" 87 88 #include <sys/param.h> 89 #include <sys/kernel.h> 90 #include <sys/conf.h> 91 #include <sys/device.h> 92 #include <sys/malloc.h> 93 #include <sys/fcntl.h> 94 #include <sys/ioctl.h> 95 #include <sys/tty.h> 96 #include <sys/termios.h> 97 #include <sys/systm.h> 98 #include <sys/callout.h> 99 #include <sys/proc.h> 100 #include <dev/cons.h> 101 102 #include <machine/cpu.h> 103 104 #include <atari/atari/device.h> 105 #include <atari/dev/event_var.h> 106 #include <atari/dev/kbdmap.h> 107 #include <atari/dev/kbdvar.h> 108 #include <atari/dev/iteioctl.h> 109 #include <atari/dev/itevar.h> 110 #include <atari/dev/grfioctl.h> 111 #include <atari/dev/grfabs_reg.h> 112 #include <atari/dev/grfvar.h> 113 #include <atari/dev/viewioctl.h> 114 #include <atari/dev/viewvar.h> 115 116 #define ITEUNIT(dev) (minor(dev)) 117 118 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 119 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 120 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 121 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 122 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 123 #define SUBR_SCROLL(ip,sy,sx,cnt,dir) (ip)->grf->g_itescroll(ip,sy,sx,cnt,dir) 124 125 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 126 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 127 128 /* 129 * Patchable 130 */ 131 int ite_default_x = 0; /* def leftedge offset */ 132 int ite_default_y = 0; /* def topedge offset */ 133 int ite_default_width = 640; /* def width */ 134 int ite_default_depth = 1; /* def depth */ 135 int ite_default_height = 400; /* def height */ 136 int ite_default_wrap = 1; /* if you want vtxxx-nam -> binpatch */ 137 138 struct ite_softc con_itesoftc; 139 u_char cons_tabs[MAX_TABS]; 140 141 struct ite_softc *kbd_ite; 142 int kbd_init; 143 144 static __inline__ int atoi __P((const char *)); 145 static __inline__ int ite_argnum __P((struct ite_softc *)); 146 static __inline__ int ite_zargnum __P((struct ite_softc *)); 147 static __inline__ void ite_cr __P((struct ite_softc *)); 148 static __inline__ void ite_crlf __P((struct ite_softc *)); 149 static __inline__ void ite_clrline __P((struct ite_softc *)); 150 static __inline__ void ite_clrscreen __P((struct ite_softc *)); 151 static __inline__ void ite_clrtobos __P((struct ite_softc *)); 152 static __inline__ void ite_clrtobol __P((struct ite_softc *)); 153 static __inline__ void ite_clrtoeol __P((struct ite_softc *)); 154 static __inline__ void ite_clrtoeos __P((struct ite_softc *)); 155 static __inline__ void ite_dnchar __P((struct ite_softc *, int)); 156 static __inline__ void ite_inchar __P((struct ite_softc *, int)); 157 static __inline__ void ite_inline __P((struct ite_softc *, int)); 158 static __inline__ void ite_lf __P((struct ite_softc *)); 159 static __inline__ void ite_dnline __P((struct ite_softc *, int)); 160 static __inline__ void ite_rlf __P((struct ite_softc *)); 161 static __inline__ void ite_sendstr __P((char *)); 162 static __inline__ void snap_cury __P((struct ite_softc *)); 163 164 static void alignment_display __P((struct ite_softc *)); 165 static struct ite_softc *getitesp __P((dev_t)); 166 static void itecheckwrap __P((struct ite_softc *)); 167 static void iteprecheckwrap __P((struct ite_softc *)); 168 static void itestart __P((struct tty *)); 169 static void ite_switch __P((int)); 170 static void repeat_handler __P((void *)); 171 172 void iteputchar __P((int c, struct ite_softc *ip)); 173 void ite_putstr __P((const u_char * s, int len, dev_t dev)); 174 void iteattach __P((struct device *, struct device *, void *)); 175 int itematch __P((struct device *, struct cfdata *, void *)); 176 177 /* 178 * Console specific types. 179 */ 180 dev_type_cnprobe(itecnprobe); 181 dev_type_cninit(itecninit); 182 dev_type_cngetc(itecngetc); 183 dev_type_cnputc(itecnputc); 184 185 CFATTACH_DECL(ite, sizeof(struct ite_softc), 186 itematch, iteattach, NULL, NULL); 187 188 extern struct cfdriver ite_cd; 189 190 dev_type_open(iteopen); 191 dev_type_close(iteclose); 192 dev_type_read(iteread); 193 dev_type_write(itewrite); 194 dev_type_ioctl(iteioctl); 195 dev_type_tty(itetty); 196 dev_type_poll(itepoll); 197 198 const struct cdevsw ite_cdevsw = { 199 iteopen, iteclose, iteread, itewrite, iteioctl, 200 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 201 }; 202 203 /* 204 * Keep track of the device number of the ite console. Only used in the 205 * itematch/iteattach functions. 206 */ 207 static int cons_ite = -1; 208 209 int 210 itematch(pdp, cfp, auxp) 211 struct device *pdp; 212 struct cfdata *cfp; 213 void *auxp; 214 { 215 216 /* 217 * Handle early console stuff. The first unit number 218 * is the console unit. All other early matches will fail. 219 */ 220 if (atari_realconfig == 0) { 221 if (cons_ite >= 0) 222 return 0; 223 cons_ite = cfp->cf_unit; 224 return 1; 225 } 226 return 1; 227 } 228 229 void 230 iteattach(pdp, dp, auxp) 231 struct device *pdp, *dp; 232 void *auxp; 233 { 234 struct grf_softc *gp; 235 struct ite_softc *ip; 236 int s; 237 int maj, unit; 238 239 gp = (struct grf_softc *)auxp; 240 ip = (struct ite_softc *)dp; 241 242 maj = cdevsw_lookup_major(&ite_cdevsw); 243 unit = (dp != NULL) ? ip->device.dv_unit : cons_ite; 244 gp->g_itedev = makedev(maj, unit); 245 246 if (dp) { 247 s = spltty(); 248 if(con_itesoftc.grf != NULL 249 && con_itesoftc.grf->g_unit == gp->g_unit) { 250 /* 251 * console reinit copy params over. 252 * and console always gets keyboard 253 */ 254 bcopy(&con_itesoftc.grf, &ip->grf, 255 (char *)&ip[1] - (char *)&ip->grf); 256 con_itesoftc.grf = NULL; 257 kbd_ite = ip; 258 } 259 ip->grf = gp; 260 splx(s); 261 262 iteinit(gp->g_itedev); 263 printf(": %dx%d", ip->rows, ip->cols); 264 printf(" repeat at (%d/100)s next at (%d/100)s", 265 start_repeat_timeo, next_repeat_timeo); 266 267 if (kbd_ite == NULL) 268 kbd_ite = ip; 269 if (kbd_ite == ip) 270 printf(" has keyboard"); 271 printf("\n"); 272 ip->flags |= ITE_ATTACHED; 273 } else { 274 if (con_itesoftc.grf != NULL && 275 con_itesoftc.grf->g_conpri > gp->g_conpri) 276 return; 277 con_itesoftc.grf = gp; 278 con_itesoftc.tabs = cons_tabs; 279 } 280 } 281 282 static struct ite_softc * 283 getitesp(dev) 284 dev_t dev; 285 { 286 if(atari_realconfig && (con_itesoftc.grf == NULL)) 287 return(ite_cd.cd_devs[ITEUNIT(dev)]); 288 289 if(con_itesoftc.grf == NULL) 290 panic("no ite_softc for console"); 291 return(&con_itesoftc); 292 } 293 294 /* 295 * cons.c entry points into ite device. 296 */ 297 298 /* 299 * Return a priority in consdev->cn_pri field highest wins. This function 300 * is called before any devices have been probed. 301 */ 302 void 303 itecnprobe(cd) 304 struct consdev *cd; 305 { 306 /* 307 * return priority of the best ite (already picked from attach) 308 * or CN_DEAD. 309 */ 310 if (con_itesoftc.grf == NULL) 311 cd->cn_pri = CN_DEAD; 312 else { 313 cd->cn_pri = con_itesoftc.grf->g_conpri; 314 cd->cn_dev = con_itesoftc.grf->g_itedev; 315 } 316 } 317 318 void 319 itecninit(cd) 320 struct consdev *cd; 321 { 322 struct ite_softc *ip; 323 324 ip = getitesp(cd->cn_dev); 325 ip->flags |= ITE_ISCONS; 326 iteinit(cd->cn_dev); 327 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 328 } 329 330 /* 331 * ite_cnfinish() is called in ite_init() when the device is 332 * being probed in the normal fasion, thus we can finish setting 333 * up this ite now that the system is more functional. 334 */ 335 void 336 ite_cnfinish(ip) 337 struct ite_softc *ip; 338 { 339 static int done; 340 341 if (done) 342 return; 343 done = 1; 344 } 345 346 int 347 itecngetc(dev) 348 dev_t dev; 349 { 350 int c; 351 352 do { 353 c = kbdgetcn(); 354 c = ite_cnfilter(c, ITEFILT_CONSOLE); 355 } while (c == -1); 356 return (c); 357 } 358 359 void 360 itecnputc(dev, c) 361 dev_t dev; 362 int c; 363 { 364 static int paniced; 365 struct ite_softc *ip; 366 char ch; 367 368 ip = getitesp(dev); 369 ch = c; 370 371 if (panicstr && !paniced && 372 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 373 ite_on(dev, 3); 374 paniced = 1; 375 } 376 SUBR_CURSOR(ip, START_CURSOROPT); 377 iteputchar(ch, ip); 378 SUBR_CURSOR(ip, END_CURSOROPT); 379 } 380 381 /* 382 * standard entry points to the device. 383 */ 384 385 /* 386 * iteinit() is the standard entry point for initialization of 387 * an ite device, it is also called from itecninit(). 388 * 389 */ 390 void 391 iteinit(dev) 392 dev_t dev; 393 { 394 struct ite_softc *ip; 395 396 ip = getitesp(dev); 397 if (ip->flags & ITE_INITED) 398 return; 399 if (atari_realconfig) { 400 if (ip->kbdmap && ip->kbdmap != &ascii_kbdmap) 401 free(ip->kbdmap, M_DEVBUF); 402 ip->kbdmap = malloc(sizeof(struct kbdmap), M_DEVBUF, M_WAITOK); 403 bcopy(&ascii_kbdmap, ip->kbdmap, sizeof(struct kbdmap)); 404 } 405 else ip->kbdmap = &ascii_kbdmap; 406 407 ip->cursorx = 0; 408 ip->cursory = 0; 409 SUBR_INIT(ip); 410 SUBR_CURSOR(ip, DRAW_CURSOR); 411 if (ip->tabs == NULL) 412 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 413 ite_reset(ip); 414 ip->flags |= ITE_INITED; 415 } 416 417 int 418 iteopen(dev, mode, devtype, p) 419 dev_t dev; 420 int mode, devtype; 421 struct proc *p; 422 { 423 struct ite_softc *ip; 424 struct tty *tp; 425 int error, first, unit; 426 427 unit = ITEUNIT(dev); 428 if (unit >= ite_cd.cd_ndevs) 429 return ENXIO; 430 431 first = 0; 432 ip = getitesp(dev); 433 if ((ip->flags & ITE_ATTACHED) == 0) 434 return (ENXIO); 435 436 if (ip->tp == NULL) { 437 tp = ip->tp = ttymalloc(); 438 tty_attach(tp); 439 } 440 else tp = ip->tp; 441 442 if ((tp->t_state & (TS_ISOPEN | TS_XCLUDE)) == (TS_ISOPEN | TS_XCLUDE) 443 && p->p_ucred->cr_uid != 0) 444 return (EBUSY); 445 if ((ip->flags & ITE_ACTIVE) == 0) { 446 ite_on(dev, 0); 447 first = 1; 448 } 449 if (!(tp->t_state & TS_ISOPEN) && tp->t_wopen == 0) { 450 tp->t_oproc = itestart; 451 tp->t_param = ite_param; 452 tp->t_dev = dev; 453 tp->t_iflag = TTYDEF_IFLAG; 454 tp->t_oflag = TTYDEF_OFLAG; 455 tp->t_cflag = TTYDEF_CFLAG; 456 tp->t_lflag = TTYDEF_LFLAG; 457 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 458 tp->t_state = TS_CARR_ON; 459 ttychars(tp); 460 ttsetwater(tp); 461 } 462 463 464 error = ttyopen(tp, 0, (mode & O_NONBLOCK) ? 1 : 0); 465 if (error) 466 goto bad; 467 468 error = (*tp->t_linesw->l_open) (dev, tp); 469 if (error) 470 goto bad; 471 472 tp->t_winsize.ws_row = ip->rows; 473 tp->t_winsize.ws_col = ip->cols; 474 if (!kbd_init) { 475 kbd_init = 1; 476 kbdenable(); 477 } 478 return (0); 479 480 481 bad: 482 if (first) 483 ite_off(dev, 0); 484 485 return (error); 486 } 487 488 int 489 iteclose(dev, flag, mode, p) 490 dev_t dev; 491 int flag, mode; 492 struct proc *p; 493 { 494 struct tty *tp; 495 496 tp = getitesp(dev)->tp; 497 498 KDASSERT(tp); 499 (*tp->t_linesw->l_close) (tp, flag); 500 ttyclose(tp); 501 ite_off(dev, 0); 502 return (0); 503 } 504 505 int 506 iteread(dev, uio, flag) 507 dev_t dev; 508 struct uio *uio; 509 int flag; 510 { 511 struct tty *tp; 512 513 tp = getitesp(dev)->tp; 514 515 KDASSERT(tp); 516 return ((*tp->t_linesw->l_read) (tp, uio, flag)); 517 } 518 519 int 520 itewrite(dev, uio, flag) 521 dev_t dev; 522 struct uio *uio; 523 int flag; 524 { 525 struct tty *tp; 526 527 tp = getitesp(dev)->tp; 528 529 KDASSERT(tp); 530 return ((*tp->t_linesw->l_write) (tp, uio, flag)); 531 } 532 533 int 534 itepoll(dev, events, p) 535 dev_t dev; 536 int events; 537 struct proc *p; 538 { 539 struct tty *tp; 540 541 tp = getitesp(dev)->tp; 542 543 KDASSERT(tp); 544 return ((*tp->t_linesw->l_poll)(tp, events, p)); 545 } 546 547 struct tty * 548 itetty(dev) 549 dev_t dev; 550 { 551 return(getitesp(dev)->tp); 552 } 553 554 int 555 iteioctl(dev, cmd, addr, flag, p) 556 dev_t dev; 557 u_long cmd; 558 int flag; 559 caddr_t addr; 560 struct proc *p; 561 { 562 struct iterepeat *irp; 563 struct ite_softc *ip; 564 struct tty *tp; 565 view_t *view; 566 struct itewinsize *is; 567 struct itebell *ib; 568 int error; 569 570 ip = getitesp(dev); 571 tp = ip->tp; 572 view = viewview(ip->grf->g_viewdev); 573 574 KDASSERT(tp); 575 576 error = (*tp->t_linesw->l_ioctl) (tp, cmd, addr, flag, p); 577 if(error != EPASSTHROUGH) 578 return (error); 579 580 error = ttioctl(tp, cmd, addr, flag, p); 581 if (error != EPASSTHROUGH) 582 return (error); 583 584 switch (cmd) { 585 case ITEIOCSKMAP: 586 if (addr == NULL) 587 return(EFAULT); 588 bcopy(addr, ip->kbdmap, sizeof(struct kbdmap)); 589 return 0; 590 case ITEIOCSSKMAP: 591 if (addr == NULL) 592 return(EFAULT); 593 bcopy(addr, &ascii_kbdmap, sizeof(struct kbdmap)); 594 return 0; 595 case ITEIOCGKMAP: 596 if (addr == NULL) 597 return(EFAULT); 598 bcopy(ip->kbdmap, addr, sizeof(struct kbdmap)); 599 return 0; 600 case ITEIOCGREPT: 601 if (addr == NULL) 602 return(EFAULT); 603 irp = (struct iterepeat *)addr; 604 irp->start = start_repeat_timeo; 605 irp->next = next_repeat_timeo; 606 return 0; 607 case ITEIOCSREPT: 608 if (addr == NULL) 609 return(EFAULT); 610 irp = (struct iterepeat *)addr; 611 if (irp->start < ITEMINREPEAT || irp->next < ITEMINREPEAT) 612 return(EINVAL); 613 start_repeat_timeo = irp->start; 614 next_repeat_timeo = irp->next; 615 return 0; 616 case ITEIOCGWINSZ: 617 if (addr == NULL) 618 return(EFAULT); 619 is = (struct itewinsize *)addr; 620 is->x = view->display.x; 621 is->y = view->display.y; 622 is->width = view->display.width; 623 is->height = view->display.height; 624 is->depth = view->bitmap->depth; 625 return 0; 626 case ITEIOCDSPWIN: 627 ip->grf->g_mode(ip->grf, GM_GRFON, NULL, 0, 0); 628 return 0; 629 case ITEIOCREMWIN: 630 ip->grf->g_mode(ip->grf, GM_GRFOFF, NULL, 0, 0); 631 return 0; 632 case ITEIOCSBELL: 633 if (addr == NULL) 634 return(EFAULT); 635 ib = (struct itebell *)addr; 636 kbd_bell_sparms(ib->volume, ib->pitch, ib->msec); 637 return 0; 638 case ITEIOCGBELL: 639 if (addr == NULL) 640 return(EFAULT); 641 ib = (struct itebell *)addr; 642 kbd_bell_gparms(&ib->volume, &ib->pitch, &ib->msec); 643 return 0; 644 } 645 return (ip->itexx_ioctl)(ip, cmd, addr, flag, p); 646 } 647 648 void 649 itestart(tp) 650 struct tty *tp; 651 { 652 struct clist *rbp; 653 struct ite_softc *ip; 654 u_char buf[ITEBURST]; 655 int s, len; 656 657 ip = getitesp(tp->t_dev); 658 659 KDASSERT(tp); 660 661 s = spltty(); { 662 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 663 goto out; 664 665 tp->t_state |= TS_BUSY; 666 rbp = &tp->t_outq; 667 668 len = q_to_b(rbp, buf, ITEBURST); 669 } splx(s); 670 671 /* Here is a really good place to implement pre/jumpscroll() */ 672 ite_putstr((char *)buf, len, tp->t_dev); 673 674 s = spltty(); { 675 tp->t_state &= ~TS_BUSY; 676 /* we have characters remaining. */ 677 if (rbp->c_cc) { 678 tp->t_state |= TS_TIMEOUT; 679 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 680 } 681 /* wakeup we are below */ 682 if (rbp->c_cc <= tp->t_lowat) { 683 if (tp->t_state & TS_ASLEEP) { 684 tp->t_state &= ~TS_ASLEEP; 685 wakeup((caddr_t) rbp); 686 } 687 selwakeup(&tp->t_wsel); 688 } 689 out: ; 690 } splx(s); 691 } 692 693 void 694 ite_on(dev, flag) 695 dev_t dev; 696 int flag; 697 { 698 struct ite_softc *ip; 699 int unit; 700 701 unit = ITEUNIT(dev); 702 ip = getitesp(dev); 703 704 /* force ite active, overriding graphics mode */ 705 if (flag & 1) { 706 ip->flags |= ITE_ACTIVE; 707 ip->flags &= ~(ITE_INGRF | ITE_INITED); 708 } 709 /* leave graphics mode */ 710 if (flag & 2) { 711 ip->flags &= ~ITE_INGRF; 712 if ((ip->flags & ITE_ACTIVE) == 0) 713 return; 714 } 715 ip->flags |= ITE_ACTIVE; 716 if (ip->flags & ITE_INGRF) 717 return; 718 iteinit(dev); 719 } 720 721 void 722 ite_off(dev, flag) 723 dev_t dev; 724 int flag; 725 { 726 struct ite_softc *ip; 727 728 ip = getitesp(dev); 729 if (flag & 2) 730 ip->flags |= ITE_INGRF; 731 if ((ip->flags & ITE_ACTIVE) == 0) 732 return; 733 if ((flag & 1) || 734 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 735 SUBR_DEINIT(ip); 736 if ((flag & 2) == 0) /* XXX hmm grfon() I think wants this to go inactive. */ 737 ip->flags &= ~ITE_ACTIVE; 738 } 739 740 static void 741 ite_switch(unit) 742 int unit; 743 { 744 struct ite_softc *ip; 745 extern const struct cdevsw view_cdevsw; 746 747 ip = getitesp(unit); 748 if ((ip->flags & (ITE_ATTACHED | ITE_INITED)) == 0) 749 return; 750 751 /* 752 * If switching to an active ite, also switch the keyboard. 753 */ 754 if (ip->flags & ITE_ACTIVE) 755 kbd_ite = ip; 756 757 /* 758 * Now make it visible 759 */ 760 (*view_cdevsw.d_ioctl)(ip->grf->g_viewdev, VIOCDISPLAY, NULL, 761 0, NOPROC); 762 763 /* 764 * Make sure the cursor's there too.... 765 */ 766 SUBR_CURSOR(ip, DRAW_CURSOR); 767 } 768 769 /* XXX called after changes made in underlying grf layer. */ 770 /* I want to nuke this */ 771 void 772 ite_reinit(dev) 773 dev_t dev; 774 { 775 struct ite_softc *ip; 776 777 ip = getitesp(dev); 778 ip->flags &= ~ITE_INITED; 779 iteinit(dev); 780 } 781 782 int 783 ite_param(tp, t) 784 struct tty *tp; 785 struct termios *t; 786 { 787 tp->t_ispeed = t->c_ispeed; 788 tp->t_ospeed = t->c_ospeed; 789 tp->t_cflag = t->c_cflag; 790 return (0); 791 } 792 793 void 794 ite_reset(ip) 795 struct ite_softc *ip; 796 { 797 int i; 798 799 ip->curx = 0; 800 ip->cury = 0; 801 ip->attribute = ATTR_NOR; 802 ip->save_curx = 0; 803 ip->save_cury = 0; 804 ip->save_attribute = ATTR_NOR; 805 ip->ap = ip->argbuf; 806 ip->emul_level = 0; 807 ip->eightbit_C1 = 0; 808 ip->top_margin = 0; 809 ip->bottom_margin = ip->rows - 1; 810 ip->inside_margins = 0; 811 ip->linefeed_newline = 0; 812 ip->auto_wrap = ite_default_wrap; 813 ip->cursor_appmode = 0; 814 ip->keypad_appmode = 0; 815 ip->imode = 0; 816 ip->key_repeat = 1; 817 bzero(ip->tabs, ip->cols); 818 for (i = 0; i < ip->cols; i++) 819 ip->tabs[i] = ((i & 7) == 0); 820 } 821 822 /* 823 * has to be global because of the shared filters. 824 */ 825 static u_char last_dead; 826 827 /* 828 * Used in console at startup only and for DDB. 829 */ 830 int 831 ite_cnfilter(c, caller) 832 u_int c; 833 enum caller caller; 834 { 835 struct key key; 836 struct kbdmap *kbdmap; 837 u_char code, up, mask; 838 int s; 839 840 up = KBD_RELEASED(c); 841 c = KBD_SCANCODE(c); 842 code = 0; 843 mask = 0; 844 kbdmap = (kbd_ite == NULL) ? &ascii_kbdmap : kbd_ite->kbdmap; 845 846 s = spltty(); 847 848 /* 849 * No special action if key released 850 */ 851 if(up) { 852 splx(s); 853 return -1; 854 } 855 856 /* translate modifiers */ 857 if(kbd_modifier & KBD_MOD_SHIFT) { 858 if(kbd_modifier & KBD_MOD_ALT) 859 key = kbdmap->alt_shift_keys[c]; 860 else key = kbdmap->shift_keys[c]; 861 } 862 else if(kbd_modifier & KBD_MOD_ALT) 863 key = kbdmap->alt_keys[c]; 864 else { 865 key = kbdmap->keys[c]; 866 /* 867 * If CAPS and key is CAPable (no pun intended) 868 */ 869 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 870 key = kbdmap->shift_keys[c]; 871 } 872 code = key.code; 873 874 #ifdef notyet /* LWP: Didn't have time to look at this yet */ 875 /* 876 * If string return simple console filter 877 */ 878 if(key->mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 879 splx(s); 880 return -1; 881 } 882 /* handle dead keys */ 883 if(key->mode & KBD_MODE_DEAD) { 884 /* if entered twice, send accent itself */ 885 if (last_dead == key->mode & KBD_MODE_ACCMASK) 886 last_dead = 0; 887 else { 888 last_dead = key->mode & KBD_MODE_ACCMASK; 889 splx(s); 890 return -1; 891 } 892 } 893 if(last_dead) { 894 /* can't apply dead flag to string-keys */ 895 if (code >= '@' && code < 0x7f) 896 code = 897 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 898 last_dead = 0; 899 } 900 #endif 901 if(kbd_modifier & KBD_MOD_CTRL) 902 code &= 0x1f; 903 904 /* 905 * Do console mapping. 906 */ 907 code = code == '\r' ? '\n' : code; 908 909 splx(s); 910 return (code); 911 } 912 913 /* And now the old stuff. */ 914 915 /* these are used to implement repeating keys.. */ 916 static u_int last_char; 917 static u_char tout_pending; 918 919 static struct callout repeat_ch = CALLOUT_INITIALIZER; 920 921 /*ARGSUSED*/ 922 static void 923 repeat_handler(arg) 924 void *arg; 925 { 926 tout_pending = 0; 927 if(last_char) 928 add_sicallback((si_farg)ite_filter, (void *)last_char, 929 (void *)ITEFILT_REPEATER); 930 } 931 932 void 933 ite_filter(c, caller) 934 u_int c; 935 enum caller caller; 936 { 937 struct tty *kbd_tty; 938 struct kbdmap *kbdmap; 939 u_char code, *str, up, mask; 940 struct key key; 941 int s, i; 942 943 if(kbd_ite == NULL) 944 return; 945 946 kbd_tty = kbd_ite->tp; 947 kbdmap = kbd_ite->kbdmap; 948 949 up = KBD_RELEASED(c); 950 c = KBD_SCANCODE(c); 951 code = 0; 952 mask = 0; 953 954 /* have to make sure we're at spltty in here */ 955 s = spltty(); 956 957 /* 958 * keyboard interrupts come at priority 2, while softint 959 * generated keyboard-repeat interrupts come at level 1. So, 960 * to not allow a key-up event to get thru before a repeat for 961 * the key-down, we remove any outstanding callout requests.. 962 */ 963 rem_sicallback((si_farg)ite_filter); 964 965 /* 966 * Stop repeating on up event 967 */ 968 if (up) { 969 if(tout_pending) { 970 callout_stop(&repeat_ch); 971 tout_pending = 0; 972 last_char = 0; 973 } 974 splx(s); 975 return; 976 } 977 else if(tout_pending && last_char != c) { 978 /* 979 * Different character, stop also 980 */ 981 callout_stop(&repeat_ch); 982 tout_pending = 0; 983 last_char = 0; 984 } 985 986 /* 987 * Handle ite-switching ALT + Fx 988 */ 989 if((kbd_modifier == KBD_MOD_ALT) && (c >= 0x3b) && (c <= 0x44)) { 990 ite_switch(c - 0x3b); 991 splx(s); 992 return; 993 } 994 /* 995 * Safety button, switch back to ascii keymap. 996 */ 997 if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x3b) { 998 /* ALT + LSHIFT + F1 */ 999 bcopy(&ascii_kbdmap, kbdmap, sizeof(struct kbdmap)); 1000 splx(s); 1001 return; 1002 #ifdef DDB 1003 } 1004 else if(kbd_modifier == (KBD_MOD_ALT | KBD_MOD_LSHIFT) && c == 0x43) { 1005 /* 1006 * ALT + LSHIFT + F9 -> Debugger! 1007 */ 1008 Debugger(); 1009 splx(s); 1010 return; 1011 #endif 1012 } 1013 1014 /* 1015 * The rest of the code is senseless when the device is not open. 1016 */ 1017 if(kbd_tty == NULL) { 1018 splx(s); 1019 return; 1020 } 1021 1022 /* 1023 * Translate modifiers 1024 */ 1025 if(kbd_modifier & KBD_MOD_SHIFT) { 1026 if(kbd_modifier & KBD_MOD_ALT) 1027 key = kbdmap->alt_shift_keys[c]; 1028 else key = kbdmap->shift_keys[c]; 1029 } 1030 else if(kbd_modifier & KBD_MOD_ALT) 1031 key = kbdmap->alt_keys[c]; 1032 else { 1033 key = kbdmap->keys[c]; 1034 /* 1035 * If CAPS and key is CAPable (no pun intended) 1036 */ 1037 if((kbd_modifier & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 1038 key = kbdmap->shift_keys[c]; 1039 } 1040 code = key.code; 1041 1042 /* 1043 * Arrange to repeat the keystroke. By doing this at the level 1044 * of scan-codes, we can have function keys, and keys that 1045 * send strings, repeat too. This also entitles an additional 1046 * overhead, since we have to do the conversion each time, but 1047 * I guess that's ok. 1048 */ 1049 if(!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 1050 tout_pending = 1; 1051 last_char = c; 1052 callout_reset(&repeat_ch, start_repeat_timeo * hz / 100, 1053 repeat_handler, NULL); 1054 } 1055 else if(!tout_pending && caller==ITEFILT_REPEATER 1056 && kbd_ite->key_repeat) { 1057 tout_pending = 1; 1058 last_char = c; 1059 callout_reset(&repeat_ch, next_repeat_timeo * hz / 100, 1060 repeat_handler, NULL); 1061 } 1062 /* handle dead keys */ 1063 if (key.mode & KBD_MODE_DEAD) { 1064 /* if entered twice, send accent itself */ 1065 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 1066 last_dead = 0; 1067 else { 1068 last_dead = key.mode & KBD_MODE_ACCMASK; 1069 splx(s); 1070 return; 1071 } 1072 } 1073 if (last_dead) { 1074 /* can't apply dead flag to string-keys */ 1075 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 1076 code < 0x7f) 1077 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 1078 last_dead = 0; 1079 } 1080 1081 /* 1082 * If not string, apply CTRL modifiers 1083 */ 1084 if(!(key.mode & KBD_MODE_STRING) 1085 && (!(key.mode & KBD_MODE_KPAD) 1086 || (kbd_ite && !kbd_ite->keypad_appmode))) { 1087 if(kbd_modifier & KBD_MOD_CTRL) 1088 code &= 0x1f; 1089 } 1090 else if((key.mode & KBD_MODE_KPAD) 1091 && (kbd_ite && kbd_ite->keypad_appmode)) { 1092 static const char * const in = "0123456789-+.\r()/*"; 1093 static const char * const out = "pqrstuvwxymlnMPQRS"; 1094 char *cp = strchr(in, code); 1095 1096 /* 1097 * keypad-appmode sends SS3 followed by the above 1098 * translated character 1099 */ 1100 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1101 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1102 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1103 splx(s); 1104 return; 1105 } else { 1106 /* *NO* I don't like this.... */ 1107 static u_char app_cursor[] = 1108 { 1109 3, 27, 'O', 'A', 1110 3, 27, 'O', 'B', 1111 3, 27, 'O', 'C', 1112 3, 27, 'O', 'D'}; 1113 1114 str = kbdmap->strings + code; 1115 /* 1116 * if this is a cursor key, AND it has the default 1117 * keymap setting, AND we're in app-cursor mode, switch 1118 * to the above table. This is *nasty* ! 1119 */ 1120 if(((c == 0x48) || (c == 0x4b) || (c == 0x4d) || (c == 0x50)) 1121 && kbd_ite->cursor_appmode 1122 && !bcmp(str, "\x03\x1b[", 3) && 1123 strchr("ABCD", str[3])) 1124 str = app_cursor + 4 * (str[3] - 'A'); 1125 1126 /* 1127 * using a length-byte instead of 0-termination allows 1128 * to embed \0 into strings, although this is not used 1129 * in the default keymap 1130 */ 1131 for (i = *str++; i; i--) 1132 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1133 splx(s); 1134 return; 1135 } 1136 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1137 1138 splx(s); 1139 return; 1140 } 1141 1142 /* helper functions, makes the code below more readable */ 1143 static __inline__ void 1144 ite_sendstr(str) 1145 char *str; 1146 { 1147 struct tty *kbd_tty; 1148 1149 kbd_tty = kbd_ite->tp; 1150 KDASSERT(kbd_tty); 1151 while (*str) 1152 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1153 } 1154 1155 static void 1156 alignment_display(ip) 1157 struct ite_softc *ip; 1158 { 1159 int i, j; 1160 1161 for (j = 0; j < ip->rows; j++) 1162 for (i = 0; i < ip->cols; i++) 1163 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1164 attrclr(ip, 0, 0, ip->rows, ip->cols); 1165 SUBR_CURSOR(ip, DRAW_CURSOR); 1166 } 1167 1168 static __inline__ void 1169 snap_cury(ip) 1170 struct ite_softc *ip; 1171 { 1172 if (ip->inside_margins) 1173 { 1174 if (ip->cury < ip->top_margin) 1175 ip->cury = ip->top_margin; 1176 if (ip->cury > ip->bottom_margin) 1177 ip->cury = ip->bottom_margin; 1178 } 1179 } 1180 1181 static __inline__ void 1182 ite_dnchar(ip, n) 1183 struct ite_softc *ip; 1184 int n; 1185 { 1186 n = min(n, ip->cols - ip->curx); 1187 if (n < ip->cols - ip->curx) 1188 { 1189 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1190 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1191 1, ip->cols - ip->curx - n); 1192 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1193 } 1194 while (n-- > 0) 1195 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1196 SUBR_CURSOR(ip, DRAW_CURSOR); 1197 } 1198 1199 static __inline__ void 1200 ite_inchar(ip, n) 1201 struct ite_softc *ip; 1202 int n; 1203 { 1204 n = min(n, ip->cols - ip->curx); 1205 if (n < ip->cols - ip->curx) 1206 { 1207 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1208 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1209 1, ip->cols - ip->curx - n); 1210 attrclr(ip, ip->cury, ip->curx, 1, n); 1211 } 1212 while (n--) 1213 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1214 SUBR_CURSOR(ip, DRAW_CURSOR); 1215 } 1216 1217 static __inline__ void 1218 ite_clrtoeol(ip) 1219 struct ite_softc *ip; 1220 { 1221 int y = ip->cury, x = ip->curx; 1222 if (ip->cols - x > 0) 1223 { 1224 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1225 attrclr(ip, y, x, 1, ip->cols - x); 1226 SUBR_CURSOR(ip, DRAW_CURSOR); 1227 } 1228 } 1229 1230 static __inline__ void 1231 ite_clrtobol(ip) 1232 struct ite_softc *ip; 1233 { 1234 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1235 SUBR_CLEAR(ip, y, 0, 1, x); 1236 attrclr(ip, y, 0, 1, x); 1237 SUBR_CURSOR(ip, DRAW_CURSOR); 1238 } 1239 1240 static __inline__ void 1241 ite_clrline(ip) 1242 struct ite_softc *ip; 1243 { 1244 int y = ip->cury; 1245 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1246 attrclr(ip, y, 0, 1, ip->cols); 1247 SUBR_CURSOR(ip, DRAW_CURSOR); 1248 } 1249 1250 1251 1252 static __inline__ void 1253 ite_clrtoeos(ip) 1254 struct ite_softc *ip; 1255 { 1256 ite_clrtoeol(ip); 1257 if (ip->cury < ip->rows - 1) 1258 { 1259 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1260 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1261 SUBR_CURSOR(ip, DRAW_CURSOR); 1262 } 1263 } 1264 1265 static __inline__ void 1266 ite_clrtobos(ip) 1267 struct ite_softc *ip; 1268 { 1269 ite_clrtobol(ip); 1270 if (ip->cury > 0) 1271 { 1272 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1273 attrclr(ip, 0, 0, ip->cury, ip->cols); 1274 SUBR_CURSOR(ip, DRAW_CURSOR); 1275 } 1276 } 1277 1278 static __inline__ void 1279 ite_clrscreen(ip) 1280 struct ite_softc *ip; 1281 { 1282 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1283 attrclr(ip, 0, 0, ip->rows, ip->cols); 1284 SUBR_CURSOR(ip, DRAW_CURSOR); 1285 } 1286 1287 1288 1289 static __inline__ void 1290 ite_dnline(ip, n) 1291 struct ite_softc *ip; 1292 int n; 1293 { 1294 /* interesting.. if the cursor is outside the scrolling 1295 region, this command is simply ignored.. */ 1296 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1297 return; 1298 1299 n = min(n, ip->bottom_margin + 1 - ip->cury); 1300 if (n <= ip->bottom_margin - ip->cury) 1301 { 1302 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1303 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1304 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1305 } 1306 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1307 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1308 SUBR_CURSOR(ip, DRAW_CURSOR); 1309 } 1310 1311 static __inline__ void 1312 ite_inline(ip, n) 1313 struct ite_softc *ip; 1314 int n; 1315 { 1316 /* interesting.. if the cursor is outside the scrolling 1317 region, this command is simply ignored.. */ 1318 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1319 return; 1320 1321 n = min(n, ip->bottom_margin + 1 - ip->cury); 1322 if (n <= ip->bottom_margin - ip->cury) 1323 { 1324 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1325 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1326 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1327 } 1328 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1329 attrclr(ip, ip->cury, 0, n, ip->cols); 1330 SUBR_CURSOR(ip, DRAW_CURSOR); 1331 } 1332 1333 static __inline__ void 1334 ite_lf (ip) 1335 struct ite_softc *ip; 1336 { 1337 ++ip->cury; 1338 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1339 { 1340 ip->cury--; 1341 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1342 ite_clrline(ip); 1343 } 1344 SUBR_CURSOR(ip, MOVE_CURSOR); 1345 clr_attr(ip, ATTR_INV); 1346 } 1347 1348 static __inline__ void 1349 ite_crlf (ip) 1350 struct ite_softc *ip; 1351 { 1352 ip->curx = 0; 1353 ite_lf (ip); 1354 } 1355 1356 static __inline__ void 1357 ite_cr (ip) 1358 struct ite_softc *ip; 1359 { 1360 if (ip->curx) 1361 { 1362 ip->curx = 0; 1363 SUBR_CURSOR(ip, MOVE_CURSOR); 1364 } 1365 } 1366 1367 static __inline__ void 1368 ite_rlf (ip) 1369 struct ite_softc *ip; 1370 { 1371 ip->cury--; 1372 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1373 { 1374 ip->cury++; 1375 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1376 ite_clrline(ip); 1377 } 1378 SUBR_CURSOR(ip, MOVE_CURSOR); 1379 clr_attr(ip, ATTR_INV); 1380 } 1381 1382 static __inline__ int 1383 atoi (cp) 1384 const char *cp; 1385 { 1386 int n; 1387 1388 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1389 n = n * 10 + *cp - '0'; 1390 1391 return n; 1392 } 1393 1394 static __inline__ int 1395 ite_argnum (ip) 1396 struct ite_softc *ip; 1397 { 1398 char ch; 1399 int n; 1400 1401 /* convert argument string into number */ 1402 if (ip->ap == ip->argbuf) 1403 return 1; 1404 ch = *ip->ap; 1405 *ip->ap = 0; 1406 n = atoi (ip->argbuf); 1407 *ip->ap = ch; 1408 1409 return n; 1410 } 1411 1412 static __inline__ int 1413 ite_zargnum (ip) 1414 struct ite_softc *ip; 1415 { 1416 char ch; 1417 int n; 1418 1419 /* convert argument string into number */ 1420 if (ip->ap == ip->argbuf) 1421 return 0; 1422 ch = *ip->ap; 1423 *ip->ap = 0; 1424 n = atoi (ip->argbuf); 1425 *ip->ap = ch; 1426 1427 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1428 } 1429 1430 void 1431 ite_putstr(s, len, dev) 1432 const u_char *s; 1433 int len; 1434 dev_t dev; 1435 { 1436 struct ite_softc *ip; 1437 int i; 1438 1439 ip = getitesp(dev); 1440 1441 /* XXX avoid problems */ 1442 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1443 return; 1444 1445 SUBR_CURSOR(ip, START_CURSOROPT); 1446 for (i = 0; i < len; i++) 1447 if (s[i]) 1448 iteputchar(s[i], ip); 1449 SUBR_CURSOR(ip, END_CURSOROPT); 1450 } 1451 1452 1453 void 1454 iteputchar(c, ip) 1455 register int c; 1456 struct ite_softc *ip; 1457 { 1458 struct tty *kbd_tty; 1459 int n, x, y; 1460 char *cp; 1461 1462 if (kbd_ite == NULL) 1463 kbd_tty = NULL; 1464 else 1465 kbd_tty = kbd_ite->tp; 1466 1467 if (ip->escape) 1468 { 1469 switch (ip->escape) 1470 { 1471 case ESC: 1472 switch (c) 1473 { 1474 /* first 7bit equivalents for the 8bit control characters */ 1475 1476 case 'D': 1477 c = IND; 1478 ip->escape = 0; 1479 break; /* and fall into the next switch below (same for all `break') */ 1480 1481 case 'E': 1482 c = NEL; 1483 ip->escape = 0; 1484 break; 1485 1486 case 'H': 1487 c = HTS; 1488 ip->escape = 0; 1489 break; 1490 1491 case 'M': 1492 c = RI; 1493 ip->escape = 0; 1494 break; 1495 1496 case 'N': 1497 c = SS2; 1498 ip->escape = 0; 1499 break; 1500 1501 case 'O': 1502 c = SS3; 1503 ip->escape = 0; 1504 break; 1505 1506 case 'P': 1507 c = DCS; 1508 ip->escape = 0; 1509 break; 1510 1511 case '[': 1512 c = CSI; 1513 ip->escape = 0; 1514 break; 1515 1516 case '\\': 1517 c = ST; 1518 ip->escape = 0; 1519 break; 1520 1521 case ']': 1522 c = OSC; 1523 ip->escape = 0; 1524 break; 1525 1526 case '^': 1527 c = PM; 1528 ip->escape = 0; 1529 break; 1530 1531 case '_': 1532 c = APC; 1533 ip->escape = 0; 1534 break; 1535 1536 1537 /* introduces 7/8bit control */ 1538 case ' ': 1539 /* can be followed by either F or G */ 1540 ip->escape = ' '; 1541 break; 1542 1543 1544 /* a lot of character set selections, not yet used... 1545 94-character sets: */ 1546 case '(': /* G0 */ 1547 case ')': /* G1 */ 1548 ip->escape = c; 1549 return; 1550 1551 case '*': /* G2 */ 1552 case '+': /* G3 */ 1553 case 'B': /* ASCII */ 1554 case 'A': /* ISO latin 1 */ 1555 case '<': /* user preferred suplemental */ 1556 case '0': /* dec special graphics */ 1557 1558 /* 96-character sets: */ 1559 case '-': /* G1 */ 1560 case '.': /* G2 */ 1561 case '/': /* G3 */ 1562 1563 /* national character sets: */ 1564 case '4': /* dutch */ 1565 case '5': 1566 case 'C': /* finnish */ 1567 case 'R': /* french */ 1568 case 'Q': /* french canadian */ 1569 case 'K': /* german */ 1570 case 'Y': /* italian */ 1571 case '6': /* norwegian/danish */ 1572 /* note: %5 and %6 are not supported (two chars..) */ 1573 1574 ip->escape = 0; 1575 /* just ignore for now */ 1576 return; 1577 1578 1579 /* locking shift modes (as you might guess, not yet supported..) */ 1580 case '`': 1581 ip->GR = ip->G1; 1582 ip->escape = 0; 1583 return; 1584 1585 case 'n': 1586 ip->GL = ip->G2; 1587 ip->escape = 0; 1588 return; 1589 1590 case '}': 1591 ip->GR = ip->G2; 1592 ip->escape = 0; 1593 return; 1594 1595 case 'o': 1596 ip->GL = ip->G3; 1597 ip->escape = 0; 1598 return; 1599 1600 case '|': 1601 ip->GR = ip->G3; 1602 ip->escape = 0; 1603 return; 1604 1605 1606 /* font width/height control */ 1607 case '#': 1608 ip->escape = '#'; 1609 return; 1610 1611 1612 /* hard terminal reset .. */ 1613 case 'c': 1614 ite_reset (ip); 1615 SUBR_CURSOR(ip, MOVE_CURSOR); 1616 ip->escape = 0; 1617 return; 1618 1619 1620 case '7': 1621 ip->save_curx = ip->curx; 1622 ip->save_cury = ip->cury; 1623 ip->save_attribute = ip->attribute; 1624 ip->escape = 0; 1625 return; 1626 1627 case '8': 1628 ip->curx = ip->save_curx; 1629 ip->cury = ip->save_cury; 1630 ip->attribute = ip->save_attribute; 1631 SUBR_CURSOR(ip, MOVE_CURSOR); 1632 ip->escape = 0; 1633 return; 1634 1635 case '=': 1636 ip->keypad_appmode = 1; 1637 ip->escape = 0; 1638 return; 1639 1640 case '>': 1641 ip->keypad_appmode = 0; 1642 ip->escape = 0; 1643 return; 1644 1645 case 'Z': /* request ID */ 1646 if (ip->emul_level == EMUL_VT100) 1647 ite_sendstr ("\033[?61;0c"); /* XXX not clean */ 1648 else 1649 ite_sendstr ("\033[?63;0c"); /* XXX not clean */ 1650 ip->escape = 0; 1651 return; 1652 1653 /* default catch all for not recognized ESC sequences */ 1654 default: 1655 ip->escape = 0; 1656 return; 1657 } 1658 break; 1659 1660 1661 case '(': 1662 case ')': 1663 ip->escape = 0; 1664 return; 1665 1666 1667 case ' ': 1668 switch (c) 1669 { 1670 case 'F': 1671 ip->eightbit_C1 = 0; 1672 ip->escape = 0; 1673 return; 1674 1675 case 'G': 1676 ip->eightbit_C1 = 1; 1677 ip->escape = 0; 1678 return; 1679 1680 default: 1681 /* not supported */ 1682 ip->escape = 0; 1683 return; 1684 } 1685 break; 1686 1687 1688 case '#': 1689 switch (c) 1690 { 1691 case '5': 1692 /* single height, single width */ 1693 ip->escape = 0; 1694 return; 1695 1696 case '6': 1697 /* double width, single height */ 1698 ip->escape = 0; 1699 return; 1700 1701 case '3': 1702 /* top half */ 1703 ip->escape = 0; 1704 return; 1705 1706 case '4': 1707 /* bottom half */ 1708 ip->escape = 0; 1709 return; 1710 1711 case '8': 1712 /* screen alignment pattern... */ 1713 alignment_display (ip); 1714 ip->escape = 0; 1715 return; 1716 1717 default: 1718 ip->escape = 0; 1719 return; 1720 } 1721 break; 1722 1723 1724 1725 case CSI: 1726 /* the biggie... */ 1727 switch (c) 1728 { 1729 case '0': case '1': case '2': case '3': case '4': 1730 case '5': case '6': case '7': case '8': case '9': 1731 case ';': case '\"': case '$': case '>': 1732 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1733 *ip->ap++ = c; 1734 return; 1735 1736 case BS: 1737 /* you wouldn't believe such perversion is possible? 1738 it is.. BS is allowed in between cursor sequences 1739 (at least), according to vttest.. */ 1740 if (--ip->curx < 0) 1741 ip->curx = 0; 1742 else 1743 SUBR_CURSOR(ip, MOVE_CURSOR); 1744 break; 1745 1746 case 'p': 1747 *ip->ap = 0; 1748 if (! strncmp (ip->argbuf, "61\"", 3)) 1749 ip->emul_level = EMUL_VT100; 1750 else if (! strncmp (ip->argbuf, "63;1\"", 5) 1751 || ! strncmp (ip->argbuf, "62;1\"", 5)) 1752 ip->emul_level = EMUL_VT300_7; 1753 else 1754 ip->emul_level = EMUL_VT300_8; 1755 ip->escape = 0; 1756 return; 1757 1758 1759 case '?': 1760 *ip->ap = 0; 1761 ip->escape = '?'; 1762 ip->ap = ip->argbuf; 1763 return; 1764 1765 1766 case 'c': 1767 *ip->ap = 0; 1768 if (ip->argbuf[0] == '>') 1769 { 1770 ite_sendstr ("\033[>24;0;0;0c"); 1771 } 1772 else switch (ite_zargnum(ip)) 1773 { 1774 case 0: 1775 /* primary DA request, send primary DA response */ 1776 if (ip->emul_level == EMUL_VT100) 1777 ite_sendstr ("\033[?1;1c"); 1778 else 1779 ite_sendstr ("\033[?63;1c"); 1780 break; 1781 } 1782 ip->escape = 0; 1783 return; 1784 1785 case 'n': 1786 switch (ite_zargnum(ip)) 1787 { 1788 case 5: 1789 ite_sendstr ("\033[0n"); /* no malfunction */ 1790 break; 1791 case 6: 1792 /* cursor position report */ 1793 sprintf (ip->argbuf, "\033[%d;%dR", 1794 ip->cury + 1, ip->curx + 1); 1795 ite_sendstr (ip->argbuf); 1796 break; 1797 } 1798 ip->escape = 0; 1799 return; 1800 1801 1802 case 'x': 1803 switch (ite_zargnum(ip)) 1804 { 1805 case 0: 1806 /* Fake some terminal parameters. */ 1807 ite_sendstr ("\033[2;1;1;112;112;1;0x"); 1808 break; 1809 case 1: 1810 ite_sendstr ("\033[3;1;1;112;112;1;0x"); 1811 break; 1812 } 1813 ip->escape = 0; 1814 return; 1815 1816 1817 case 'g': 1818 switch (ite_zargnum(ip)) 1819 { 1820 case 0: 1821 if (ip->curx < ip->cols) 1822 ip->tabs[ip->curx] = 0; 1823 break; 1824 case 3: 1825 for (n = 0; n < ip->cols; n++) 1826 ip->tabs[n] = 0; 1827 break; 1828 } 1829 ip->escape = 0; 1830 return; 1831 1832 1833 case 'h': case 'l': 1834 n = ite_zargnum (ip); 1835 switch (n) 1836 { 1837 case 4: 1838 ip->imode = (c == 'h'); /* insert/replace mode */ 1839 break; 1840 case 20: 1841 ip->linefeed_newline = (c == 'h'); 1842 break; 1843 } 1844 ip->escape = 0; 1845 return; 1846 1847 1848 case 'M': 1849 ite_dnline (ip, ite_argnum (ip)); 1850 ip->escape = 0; 1851 return; 1852 1853 1854 case 'L': 1855 ite_inline (ip, ite_argnum (ip)); 1856 ip->escape = 0; 1857 return; 1858 1859 1860 case 'P': 1861 ite_dnchar (ip, ite_argnum (ip)); 1862 ip->escape = 0; 1863 return; 1864 1865 1866 case '@': 1867 ite_inchar (ip, ite_argnum (ip)); 1868 ip->escape = 0; 1869 return; 1870 1871 1872 case 'G': 1873 /* this one was *not* in my vt320 manual but in 1874 a vt320 termcap entry.. who is right? 1875 It's supposed to set the horizontal cursor position. */ 1876 *ip->ap = 0; 1877 x = atoi (ip->argbuf); 1878 if (x) x--; 1879 ip->curx = min(x, ip->cols - 1); 1880 ip->escape = 0; 1881 SUBR_CURSOR(ip, MOVE_CURSOR); 1882 clr_attr (ip, ATTR_INV); 1883 return; 1884 1885 1886 case 'd': 1887 /* same thing here, this one's for setting the absolute 1888 vertical cursor position. Not documented... */ 1889 *ip->ap = 0; 1890 y = atoi (ip->argbuf); 1891 if (y) y--; 1892 if (ip->inside_margins) 1893 y += ip->top_margin; 1894 ip->cury = min(y, ip->rows - 1); 1895 ip->escape = 0; 1896 snap_cury(ip); 1897 SUBR_CURSOR(ip, MOVE_CURSOR); 1898 clr_attr (ip, ATTR_INV); 1899 return; 1900 1901 1902 case 'H': 1903 case 'f': 1904 *ip->ap = 0; 1905 y = atoi (ip->argbuf); 1906 x = 0; 1907 cp = strchr(ip->argbuf, ';'); 1908 if (cp) 1909 x = atoi (cp + 1); 1910 if (x) x--; 1911 if (y) y--; 1912 if (ip->inside_margins) 1913 y += ip->top_margin; 1914 ip->cury = min(y, ip->rows - 1); 1915 ip->curx = min(x, ip->cols - 1); 1916 ip->escape = 0; 1917 snap_cury(ip); 1918 SUBR_CURSOR(ip, MOVE_CURSOR); 1919 clr_attr (ip, ATTR_INV); 1920 return; 1921 1922 case 'A': 1923 n = ite_argnum (ip); 1924 n = ip->cury - (n ? n : 1); 1925 if (n < 0) n = 0; 1926 if (ip->inside_margins) 1927 n = max(ip->top_margin, n); 1928 else if (n == ip->top_margin - 1) 1929 /* allow scrolling outside region, but don't scroll out 1930 of active region without explicit CUP */ 1931 n = ip->top_margin; 1932 ip->cury = n; 1933 ip->escape = 0; 1934 SUBR_CURSOR(ip, MOVE_CURSOR); 1935 clr_attr (ip, ATTR_INV); 1936 return; 1937 1938 case 'B': 1939 n = ite_argnum (ip); 1940 n = ip->cury + (n ? n : 1); 1941 n = min(ip->rows - 1, n); 1942 if (ip->inside_margins) 1943 n = min(ip->bottom_margin, n); 1944 else if (n == ip->bottom_margin + 1) 1945 /* allow scrolling outside region, but don't scroll out 1946 of active region without explicit CUP */ 1947 n = ip->bottom_margin; 1948 ip->cury = n; 1949 ip->escape = 0; 1950 SUBR_CURSOR(ip, MOVE_CURSOR); 1951 clr_attr (ip, ATTR_INV); 1952 return; 1953 1954 case 'C': 1955 n = ite_argnum (ip); 1956 n = n ? n : 1; 1957 ip->curx = min(ip->curx + n, ip->cols - 1); 1958 ip->escape = 0; 1959 SUBR_CURSOR(ip, MOVE_CURSOR); 1960 clr_attr (ip, ATTR_INV); 1961 return; 1962 1963 case 'D': 1964 n = ite_argnum (ip); 1965 n = n ? n : 1; 1966 n = ip->curx - n; 1967 ip->curx = n >= 0 ? n : 0; 1968 ip->escape = 0; 1969 SUBR_CURSOR(ip, MOVE_CURSOR); 1970 clr_attr (ip, ATTR_INV); 1971 return; 1972 1973 1974 1975 1976 case 'J': 1977 *ip->ap = 0; 1978 n = ite_zargnum (ip); 1979 if (n == 0) 1980 ite_clrtoeos(ip); 1981 else if (n == 1) 1982 ite_clrtobos(ip); 1983 else if (n == 2) 1984 ite_clrscreen(ip); 1985 ip->escape = 0; 1986 return; 1987 1988 1989 case 'K': 1990 n = ite_zargnum (ip); 1991 if (n == 0) 1992 ite_clrtoeol(ip); 1993 else if (n == 1) 1994 ite_clrtobol(ip); 1995 else if (n == 2) 1996 ite_clrline(ip); 1997 ip->escape = 0; 1998 return; 1999 2000 2001 case 'X': 2002 n = ite_argnum(ip) - 1; 2003 n = min(n, ip->cols - 1 - ip->curx); 2004 for (; n >= 0; n--) 2005 { 2006 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 2007 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 2008 } 2009 ip->escape = 0; 2010 return; 2011 2012 2013 case '}': case '`': 2014 /* status line control */ 2015 ip->escape = 0; 2016 return; 2017 2018 2019 case 'r': 2020 *ip->ap = 0; 2021 x = atoi (ip->argbuf); 2022 x = x ? x : 1; 2023 y = ip->rows; 2024 cp = strchr(ip->argbuf, ';'); 2025 if (cp) 2026 { 2027 y = atoi (cp + 1); 2028 y = y ? y : ip->rows; 2029 } 2030 if (y - x < 2) 2031 { 2032 /* if illegal scrolling region, reset to defaults */ 2033 x = 1; 2034 y = ip->rows; 2035 } 2036 x--; 2037 y--; 2038 ip->top_margin = min(x, ip->rows - 1); 2039 ip->bottom_margin = min(y, ip->rows - 1); 2040 if (ip->inside_margins) 2041 { 2042 ip->cury = ip->top_margin; 2043 ip->curx = 0; 2044 SUBR_CURSOR(ip, MOVE_CURSOR); 2045 } 2046 ip->escape = 0; 2047 return; 2048 2049 2050 case 'm': 2051 /* big attribute setter/resetter */ 2052 { 2053 char *cp; 2054 *ip->ap = 0; 2055 /* kludge to make CSIm work (== CSI0m) */ 2056 if (ip->ap == ip->argbuf) 2057 ip->ap++; 2058 for (cp = ip->argbuf; cp < ip->ap; ) 2059 { 2060 switch (*cp) 2061 { 2062 case 0: 2063 case '0': 2064 clr_attr (ip, ATTR_ALL); 2065 cp++; 2066 break; 2067 2068 case '1': 2069 set_attr (ip, ATTR_BOLD); 2070 cp++; 2071 break; 2072 2073 case '2': 2074 switch (cp[1]) 2075 { 2076 case '2': 2077 clr_attr (ip, ATTR_BOLD); 2078 cp += 2; 2079 break; 2080 2081 case '4': 2082 clr_attr (ip, ATTR_UL); 2083 cp += 2; 2084 break; 2085 2086 case '5': 2087 clr_attr (ip, ATTR_BLINK); 2088 cp += 2; 2089 break; 2090 2091 case '7': 2092 clr_attr (ip, ATTR_INV); 2093 cp += 2; 2094 break; 2095 2096 default: 2097 cp++; 2098 break; 2099 } 2100 break; 2101 2102 case '4': 2103 set_attr (ip, ATTR_UL); 2104 cp++; 2105 break; 2106 2107 case '5': 2108 set_attr (ip, ATTR_BLINK); 2109 cp++; 2110 break; 2111 2112 case '7': 2113 set_attr (ip, ATTR_INV); 2114 cp++; 2115 break; 2116 2117 default: 2118 cp++; 2119 break; 2120 } 2121 } 2122 2123 } 2124 ip->escape = 0; 2125 return; 2126 2127 2128 case 'u': 2129 /* DECRQTSR */ 2130 ite_sendstr ("\033P\033\\"); 2131 ip->escape = 0; 2132 return; 2133 2134 2135 2136 default: 2137 ip->escape = 0; 2138 return; 2139 } 2140 break; 2141 2142 2143 2144 case '?': /* CSI ? */ 2145 switch (c) 2146 { 2147 case '0': case '1': case '2': case '3': case '4': 2148 case '5': case '6': case '7': case '8': case '9': 2149 case ';': case '\"': case '$': 2150 /* Don't fill the last character; it's needed. */ 2151 /* XXX yeah, where ?? */ 2152 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2153 *ip->ap++ = c; 2154 return; 2155 2156 2157 case 'n': 2158 *ip->ap = 0; 2159 if (ip->ap == &ip->argbuf[2]) 2160 { 2161 if (! strncmp (ip->argbuf, "15", 2)) 2162 /* printer status: no printer */ 2163 ite_sendstr ("\033[13n"); 2164 2165 else if (! strncmp (ip->argbuf, "25", 2)) 2166 /* udk status */ 2167 ite_sendstr ("\033[20n"); 2168 2169 else if (! strncmp (ip->argbuf, "26", 2)) 2170 /* keyboard dialect: US */ 2171 ite_sendstr ("\033[27;1n"); 2172 } 2173 ip->escape = 0; 2174 return; 2175 2176 2177 case 'h': case 'l': 2178 n = ite_zargnum (ip); 2179 switch (n) 2180 { 2181 case 1: 2182 ip->cursor_appmode = (c == 'h'); 2183 break; 2184 2185 case 3: 2186 /* 132/80 columns (132 == 'h') */ 2187 break; 2188 2189 case 4: /* smooth scroll */ 2190 break; 2191 2192 case 5: 2193 /* light background (=='h') /dark background(=='l') */ 2194 break; 2195 2196 case 6: /* origin mode */ 2197 ip->inside_margins = (c == 'h'); 2198 ip->curx = 0; 2199 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2200 SUBR_CURSOR(ip, MOVE_CURSOR); 2201 break; 2202 2203 case 7: /* auto wraparound */ 2204 ip->auto_wrap = (c == 'h'); 2205 break; 2206 2207 case 8: /* keyboard repeat */ 2208 ip->key_repeat = (c == 'h'); 2209 break; 2210 2211 case 20: /* newline mode */ 2212 ip->linefeed_newline = (c == 'h'); 2213 break; 2214 2215 case 25: /* cursor on/off */ 2216 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2217 break; 2218 } 2219 ip->escape = 0; 2220 return; 2221 2222 default: 2223 ip->escape = 0; 2224 return; 2225 } 2226 break; 2227 2228 2229 default: 2230 ip->escape = 0; 2231 return; 2232 } 2233 } 2234 2235 switch (c) { 2236 2237 case VT: /* VT is treated like LF */ 2238 case FF: /* so is FF */ 2239 case LF: 2240 /* cr->crlf distinction is done here, on output, 2241 not on input! */ 2242 if (ip->linefeed_newline) 2243 ite_crlf (ip); 2244 else 2245 ite_lf (ip); 2246 break; 2247 2248 case CR: 2249 ite_cr (ip); 2250 break; 2251 2252 case BS: 2253 if (--ip->curx < 0) 2254 ip->curx = 0; 2255 else 2256 SUBR_CURSOR(ip, MOVE_CURSOR); 2257 break; 2258 2259 case HT: 2260 for (n = ip->curx + 1; n < ip->cols; n++) { 2261 if (ip->tabs[n]) { 2262 ip->curx = n; 2263 SUBR_CURSOR(ip, MOVE_CURSOR); 2264 break; 2265 } 2266 } 2267 break; 2268 2269 case BEL: 2270 if(kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty) 2271 kbdbell(); 2272 break; 2273 2274 case SO: 2275 ip->GL = ip->G1; 2276 break; 2277 2278 case SI: 2279 ip->GL = ip->G0; 2280 break; 2281 2282 case ENQ: 2283 /* send answer-back message !! */ 2284 break; 2285 2286 case CAN: 2287 ip->escape = 0; /* cancel any escape sequence in progress */ 2288 break; 2289 2290 case SUB: 2291 ip->escape = 0; /* dito, but see below */ 2292 /* should also display a reverse question mark!! */ 2293 break; 2294 2295 case ESC: 2296 ip->escape = ESC; 2297 break; 2298 2299 2300 /* now it gets weird.. 8bit control sequences.. */ 2301 case IND: /* index: move cursor down, scroll */ 2302 ite_lf (ip); 2303 break; 2304 2305 case NEL: /* next line. next line, first pos. */ 2306 ite_crlf (ip); 2307 break; 2308 2309 case HTS: /* set horizontal tab */ 2310 if (ip->curx < ip->cols) 2311 ip->tabs[ip->curx] = 1; 2312 break; 2313 2314 case RI: /* reverse index */ 2315 ite_rlf (ip); 2316 break; 2317 2318 case SS2: /* go into G2 for one character */ 2319 /* not yet supported */ 2320 break; 2321 2322 case SS3: /* go into G3 for one character */ 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 default: 2352 if (c < ' ' || c == DEL) 2353 break; 2354 if (ip->imode) 2355 ite_inchar(ip, 1); 2356 iteprecheckwrap(ip); 2357 #ifdef DO_WEIRD_ATTRIBUTES 2358 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2359 attrset(ip, ATTR_INV); 2360 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2361 } 2362 else 2363 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2364 #else 2365 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2366 #endif 2367 SUBR_CURSOR(ip, DRAW_CURSOR); 2368 itecheckwrap(ip); 2369 break; 2370 } 2371 } 2372 2373 static void 2374 iteprecheckwrap(ip) 2375 struct ite_softc *ip; 2376 { 2377 if (ip->auto_wrap && ip->curx == ip->cols) { 2378 ip->curx = 0; 2379 clr_attr(ip, ATTR_INV); 2380 if (++ip->cury >= ip->bottom_margin + 1) { 2381 ip->cury = ip->bottom_margin; 2382 SUBR_CURSOR(ip, MOVE_CURSOR); 2383 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2384 ite_clrtoeol(ip); 2385 } else 2386 SUBR_CURSOR(ip, MOVE_CURSOR); 2387 } 2388 } 2389 2390 static void 2391 itecheckwrap(ip) 2392 struct ite_softc *ip; 2393 { 2394 if (ip->curx < ip->cols) { 2395 ip->curx++; 2396 SUBR_CURSOR(ip, MOVE_CURSOR); 2397 } 2398 } 2399