1 /* $NetBSD: ite.c,v 1.87 2009/03/18 17:06:42 cegger 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 * @(#)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 * @(#)ite.c 7.6 (Berkeley) 5/16/91 75 */ 76 77 /* 78 * ite - bitmaped 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 "opt_ddb.h" 84 85 #include <sys/cdefs.h> 86 __KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.87 2009/03/18 17:06:42 cegger Exp $"); 87 88 #include <sys/param.h> 89 #include <sys/kernel.h> 90 #include <sys/device.h> 91 #include <sys/fcntl.h> 92 #include <sys/malloc.h> 93 #include <sys/ioctl.h> 94 #include <sys/tty.h> 95 #include <sys/termios.h> 96 #include <sys/systm.h> 97 #include <sys/callout.h> 98 #include <sys/proc.h> 99 #include <dev/cons.h> 100 #include <sys/kauth.h> 101 #include <amiga/amiga/cc.h> 102 #include <amiga/amiga/color.h> /* DEBUG */ 103 #include <amiga/amiga/custom.h> /* DEBUG */ 104 #include <amiga/amiga/device.h> 105 #include <amiga/amiga/isr.h> 106 #include <amiga/dev/iteioctl.h> 107 #include <amiga/dev/itevar.h> 108 #include <amiga/dev/kbdmap.h> 109 #include <amiga/dev/grfioctl.h> 110 #include <amiga/dev/grfvar.h> 111 112 #include <machine/cpu.h> /* for is_draco() */ 113 114 #include <sys/conf.h> 115 116 #include "grfcc.h" 117 #include "ite.h" 118 119 /* 120 * XXX go ask sys/kern/tty.c:ttselect() 121 */ 122 123 #define ITEUNIT(dev) (minor(dev)) 124 125 #define SUBR_INIT(ip) (ip)->grf->g_iteinit(ip) 126 #define SUBR_DEINIT(ip) (ip)->grf->g_itedeinit(ip) 127 #define SUBR_PUTC(ip,c,dy,dx,m) (ip)->grf->g_iteputc(ip,c,dy,dx,m) 128 #define SUBR_CURSOR(ip,flg) (ip)->grf->g_itecursor(ip,flg) 129 #define SUBR_CLEAR(ip,sy,sx,h,w) (ip)->grf->g_iteclear(ip,sy,sx,h,w) 130 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 131 (ip)->grf->g_itescroll(ip,sy,sx,count,dir) 132 133 int start_repeat_timeo = 30; /* first repeat after x s/100 */ 134 int next_repeat_timeo = 10; /* next repeat after x s/100 */ 135 136 int ite_default_wrap = 1; /* 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; 142 143 /* audio bell stuff */ 144 u_int bvolume = 10; 145 u_int bpitch = 660; 146 u_int bmsec = 75; 147 148 static char *bsamplep; 149 static char sample[20] = { 150 0,39,75,103,121,127,121,103,75,39,0, 151 -39,-75,-103,-121,-127,-121,-103,-75,-39 152 }; 153 154 static callout_t repeat_ch; 155 156 void iteputchar(int c, struct ite_softc *ip); 157 void ite_putstr(const char * s, int len, dev_t dev); 158 void iteattach(struct device *, struct device *, void *); 159 int itematch(struct device *, struct cfdata *, void *); 160 static void iteprecheckwrap(struct ite_softc *); 161 static void itecheckwrap(struct ite_softc *); 162 struct ite_softc *getitesp(dev_t); 163 void init_bell(void); 164 void ite_bell(void); 165 void itecnpollc(dev_t, int); 166 static void repeat_handler(void *); 167 inline static void ite_sendstr(const char *); 168 static void alignment_display(struct ite_softc *); 169 inline static void snap_cury(struct ite_softc *); 170 inline static void ite_dnchar(struct ite_softc *, int); 171 inline static void ite_inchar(struct ite_softc *, int); 172 inline static void ite_clrtoeol(struct ite_softc *); 173 inline static void ite_clrtobol(struct ite_softc *); 174 inline static void ite_clrline(struct ite_softc *); 175 inline static void ite_clrtoeos(struct ite_softc *); 176 inline static void ite_clrtobos(struct ite_softc *); 177 inline static void ite_clrscreen(struct ite_softc *); 178 inline static void ite_dnline(struct ite_softc *, int); 179 inline static void ite_inline(struct ite_softc *, int); 180 inline static void ite_lf(struct ite_softc *); 181 inline static void ite_crlf(struct ite_softc *); 182 inline static void ite_cr(struct ite_softc *); 183 inline static void ite_rlf(struct ite_softc *); 184 inline static int atoi(const char *); 185 inline static int ite_argnum(struct ite_softc *); 186 inline static int ite_zargnum(struct ite_softc *); 187 188 CFATTACH_DECL(ite, sizeof(struct ite_softc), 189 itematch, iteattach, NULL, NULL); 190 191 extern struct cfdriver ite_cd; 192 193 dev_type_open(iteopen); 194 dev_type_close(iteclose); 195 dev_type_read(iteread); 196 dev_type_write(itewrite); 197 dev_type_ioctl(iteioctl); 198 dev_type_tty(itetty); 199 dev_type_poll(itepoll); 200 201 const struct cdevsw ite_cdevsw = { 202 iteopen, iteclose, iteread, itewrite, iteioctl, 203 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 204 }; 205 206 int 207 itematch(struct device *pdp, struct cfdata *cfp, void *auxp) 208 { 209 struct grf_softc *gp; 210 int maj; 211 212 gp = auxp; 213 214 /* 215 * XXX 216 * normally this would be done in attach, however 217 * during early init we do not have a device pointer 218 * and thus no unit number. 219 */ 220 maj = cdevsw_lookup_major(&ite_cdevsw); 221 gp->g_itedev = makedev(maj, cfp->cf_unit); 222 return(1); 223 } 224 225 void 226 iteattach(struct device *pdp, struct device *dp, void *auxp) 227 { 228 struct grf_softc *gp; 229 struct ite_softc *ip; 230 int s; 231 232 gp = (struct grf_softc *)auxp; 233 if (dp) { 234 ip = (struct ite_softc *)dp; 235 236 s = spltty(); 237 if (con_itesoftc.grf != NULL && 238 con_itesoftc.grf->g_unit == gp->g_unit) { 239 /* 240 * console reinit copy params over. 241 * and console always gets keyboard 242 */ 243 memcpy( &ip->grf, &con_itesoftc.grf, 244 (char *)&ip[1] - (char *)&ip->grf); 245 con_itesoftc.grf = NULL; 246 kbd_ite = ip; 247 } 248 ip->grf = gp; 249 splx(s); 250 251 alloc_sicallback(); 252 iteinit(gp->g_itedev); 253 printf(": rows %d cols %d", ip->rows, ip->cols); 254 printf(" repeat at (%d/100)s next at (%d/100)s", 255 start_repeat_timeo, next_repeat_timeo); 256 257 if (kbd_ite == NULL) 258 kbd_ite = ip; 259 if (kbd_ite == ip) 260 printf(" has keyboard"); 261 printf("\n"); 262 ip->flags |= ITE_ATTACHED; 263 } else { 264 if (con_itesoftc.grf != NULL && 265 con_itesoftc.grf->g_conpri > gp->g_conpri) 266 return; 267 con_itesoftc.grf = gp; 268 con_itesoftc.tabs = cons_tabs; 269 } 270 } 271 272 struct ite_softc * 273 getitesp(dev_t dev) 274 { 275 if (amiga_realconfig && con_itesoftc.grf == NULL) 276 return(device_lookup_private(&ite_cd, ITEUNIT(dev))); 277 278 if (con_itesoftc.grf == NULL) 279 panic("no ite_softc for console"); 280 return(&con_itesoftc); 281 } 282 283 /* 284 * cons.c entry points into ite device. 285 */ 286 287 /* 288 * Return a priority in consdev->cn_pri field highest wins. This function 289 * is called before any devices have been probed. 290 */ 291 void 292 itecnprobe(struct consdev *cd) 293 { 294 /* 295 * bring graphics layer up. 296 */ 297 config_console(); 298 299 /* 300 * return priority of the best ite (already picked from attach) 301 * or CN_DEAD. 302 */ 303 if (con_itesoftc.grf == NULL) 304 cd->cn_pri = CN_DEAD; 305 else { 306 cd->cn_pri = con_itesoftc.grf->g_conpri; 307 cd->cn_dev = con_itesoftc.grf->g_itedev; 308 } 309 } 310 311 /* audio bell stuff */ 312 void 313 init_bell(void) 314 { 315 if (bsamplep != NULL) 316 return; 317 bsamplep = alloc_chipmem(20); 318 if (bsamplep == NULL) 319 panic("no chipmem for ite_bell"); 320 321 memcpy( bsamplep, sample, 20); 322 } 323 324 void 325 ite_bell(void) 326 { 327 u_int clock; 328 u_int period; 329 u_int count; 330 331 clock = 3579545; /* PAL 3546895 */ 332 333 /* 334 * the number of clock ticks per sample byte must be > 124 335 * ergo bpitch must be < clock / 124*20 336 * i.e. ~1443, 1300 to be safe (PAL etc.). also not zero obviously 337 */ 338 period = clock / (bpitch * 20); 339 count = bmsec * bpitch / 1000; 340 341 play_sample(10, PREP_DMA_MEM(bsamplep), period, bvolume, 0x3, count); 342 } 343 344 void 345 itecninit(struct consdev *cd) 346 { 347 struct ite_softc *ip; 348 349 ip = getitesp(cd->cn_dev); 350 iteinit(cd->cn_dev); 351 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 352 353 #ifdef DRACO 354 if (!is_draco()) 355 #endif 356 init_bell(); 357 } 358 359 /* 360 * ite_cnfinish() is called in ite_init() when the device is 361 * being probed in the normal fasion, thus we can finish setting 362 * up this ite now that the system is more functional. 363 */ 364 void 365 ite_cnfinish(struct ite_softc *ip) 366 { 367 static int done; 368 369 if (done) 370 return; 371 done = 1; 372 } 373 374 int 375 itecngetc(dev_t dev) 376 { 377 int c; 378 379 /* XXX this should be moved */ 380 kbdenable(); 381 do { 382 c = kbdgetcn(); 383 c = ite_cnfilter(c, ITEFILT_CONSOLE); 384 } while (c == -1); 385 return (c); 386 } 387 388 void 389 itecnputc(dev_t dev, int c) 390 { 391 static int paniced; 392 struct ite_softc *ip; 393 char ch; 394 395 ip = getitesp(dev); 396 ch = c; 397 398 if (panicstr && !paniced && 399 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 400 ite_on(dev, 3); 401 paniced = 1; 402 } 403 iteputchar(ch, ip); 404 } 405 406 void 407 itecnpollc(dev_t dev, int on) 408 { 409 } 410 411 /* 412 * standard entry points to the device. 413 */ 414 415 /* 416 * iteinit() is the standard entry point for initialization of 417 * an ite device, it is also called from ite_cninit(). 418 * 419 */ 420 void 421 iteinit(dev_t dev) 422 { 423 struct ite_softc *ip; 424 static int kbdmap_loaded = 0; 425 426 ip = getitesp(dev); 427 if (ip->flags & ITE_INITED) 428 return; 429 if (kbdmap_loaded == 0) { 430 memcpy( &kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 431 kbdmap_loaded = 1; 432 } 433 434 callout_init(&repeat_ch, 0); 435 436 ip->cursorx = 0; 437 ip->cursory = 0; 438 SUBR_INIT(ip); 439 SUBR_CURSOR(ip, DRAW_CURSOR); 440 if (ip->tabs == NULL) 441 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 442 ite_reset(ip); 443 ip->flags |= ITE_INITED; 444 } 445 446 int 447 iteopen(dev_t dev, int mode, int devtype, struct lwp *l) 448 { 449 struct ite_softc *ip; 450 struct tty *tp; 451 int error, first, unit; 452 453 unit = ITEUNIT(dev); 454 first = 0; 455 456 if (unit >= ite_cd.cd_ndevs) 457 return ENXIO; 458 ip = getitesp(dev); 459 if (ip == NULL) 460 return ENXIO; 461 if ((ip->flags & ITE_ATTACHED) == 0) 462 return ENXIO; 463 464 if (ip->tp == NULL) { 465 tp = ip->tp = ttymalloc(); 466 tty_attach(tp); 467 } else 468 tp = ip->tp; 469 470 if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp)) 471 return (EBUSY); 472 473 if ((ip->flags & ITE_ACTIVE) == 0) { 474 ite_on(dev, 0); 475 first = 1; 476 } 477 tp->t_oproc = itestart; 478 tp->t_param = ite_param; 479 tp->t_dev = dev; 480 if ((tp->t_state & TS_ISOPEN) == 0 && tp->t_wopen == 0) { 481 ttychars(tp); 482 tp->t_iflag = TTYDEF_IFLAG; 483 tp->t_oflag = TTYDEF_OFLAG; 484 tp->t_cflag = TTYDEF_CFLAG; 485 tp->t_lflag = TTYDEF_LFLAG; 486 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 487 tp->t_state = TS_CARR_ON; 488 ttsetwater(tp); 489 } 490 error = ttyopen(tp, 0, mode & O_NONBLOCK); 491 if (error) 492 goto bad; 493 494 error = tp->t_linesw->l_open(dev, tp); 495 if (error) 496 goto bad; 497 498 tp->t_winsize.ws_row = ip->rows; 499 tp->t_winsize.ws_col = ip->cols; 500 kbdenable(); 501 return (0); 502 bad: 503 if (first) 504 ite_off(dev, 0); 505 return (error); 506 } 507 508 int 509 iteclose(dev_t dev, int flag, int mode, struct lwp *l) 510 { 511 struct tty *tp; 512 513 tp = getitesp(dev)->tp; 514 515 KDASSERT(tp); 516 tp->t_linesw->l_close(tp, flag); 517 ttyclose(tp); 518 ite_off(dev, 0); 519 return (0); 520 } 521 522 int 523 iteread(dev_t dev, struct uio *uio, int flag) 524 { 525 struct tty *tp; 526 527 tp = getitesp(dev)->tp; 528 529 KDASSERT(tp); 530 return tp->t_linesw->l_read(tp, uio, flag); 531 } 532 533 int 534 itewrite(dev_t dev, struct uio *uio, int flag) 535 { 536 struct tty *tp; 537 538 tp = getitesp(dev)->tp; 539 540 KDASSERT(tp); 541 return tp->t_linesw->l_write(tp, uio, flag); 542 } 543 544 int 545 itepoll(dev_t dev, int events, struct lwp *l) 546 { 547 struct tty *tp; 548 549 tp = getitesp(dev)->tp; 550 551 KDASSERT(tp); 552 return ((*tp->t_linesw->l_poll)(tp, events, l)); 553 } 554 555 struct tty * 556 itetty(dev_t dev) 557 { 558 return (getitesp(dev)->tp); 559 } 560 561 int 562 iteioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 563 { 564 struct iterepeat *irp; 565 struct ite_softc *ip; 566 struct itebell *ib; 567 struct tty *tp; 568 int error; 569 570 ip = getitesp(dev); 571 tp = ip->tp; 572 573 KDASSERT(tp); 574 575 error = tp->t_linesw->l_ioctl(tp, cmd, addr, flag, l); 576 if (error != EPASSTHROUGH) 577 return (error); 578 error = ttioctl(tp, cmd, addr, flag, l); 579 if (error != EPASSTHROUGH) 580 return (error); 581 582 switch (cmd) { 583 case ITEIOCGBELL: 584 ib = (struct itebell *)addr; 585 ib->volume = bvolume; 586 ib->pitch = bpitch; 587 ib->msec = bmsec; 588 return (0); 589 case ITEIOCSBELL: 590 ib = (struct itebell *)addr; 591 592 if (ib->pitch > MAXBPITCH || ib->pitch < MINBPITCH || 593 ib->volume > MAXBVOLUME || ib->msec > MAXBTIME) 594 return (EINVAL); 595 bvolume = ib->volume; 596 bpitch = ib->pitch; 597 bmsec = ib->msec; 598 return (0); 599 case ITEIOCSKMAP: 600 if (addr == 0) 601 return(EFAULT); 602 memcpy( &kbdmap, addr, sizeof(struct kbdmap)); 603 return(0); 604 case ITEIOCGKMAP: 605 if (addr == NULL) 606 return(EFAULT); 607 memcpy( addr, &kbdmap, sizeof(struct kbdmap)); 608 return(0); 609 case ITEIOCGREPT: 610 irp = (struct iterepeat *)addr; 611 irp->start = start_repeat_timeo; 612 irp->next = next_repeat_timeo; 613 return (0); 614 case ITEIOCSREPT: 615 irp = (struct iterepeat *)addr; 616 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 617 return(EINVAL); 618 start_repeat_timeo = irp->start; 619 next_repeat_timeo = irp->next; 620 return(0); 621 } 622 #if NGRFCC > 0 623 /* XXX */ 624 if (minor(dev) == 0) { 625 error = ite_grf_ioctl(ip, cmd, addr, flag, l); 626 if (error >= 0) 627 return (error); 628 } 629 #endif 630 return (EPASSTHROUGH); 631 } 632 633 void 634 itestart(struct tty *tp) 635 { 636 struct clist *rbp; 637 struct ite_softc *ip; 638 u_char buf[ITEBURST]; 639 int s, len; 640 641 ip = getitesp(tp->t_dev); 642 643 KDASSERT(tp); 644 645 s = spltty(); { 646 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 647 goto out; 648 649 tp->t_state |= TS_BUSY; 650 rbp = &tp->t_outq; 651 652 len = q_to_b(rbp, buf, ITEBURST); 653 } splx(s); 654 655 /* Here is a really good place to implement pre/jumpscroll() */ 656 ite_putstr(buf, len, tp->t_dev); 657 658 s = spltty(); { 659 tp->t_state &= ~TS_BUSY; 660 /* we have characters remaining. */ 661 if (ttypull(tp)) { 662 tp->t_state |= TS_TIMEOUT; 663 callout_schedule(&tp->t_rstrt_ch, 1); 664 } 665 } 666 out: 667 splx(s); 668 } 669 670 void 671 ite_on(dev_t dev, int flag) 672 { 673 struct ite_softc *ip; 674 int unit; 675 676 unit = ITEUNIT(dev); 677 ip = getitesp(dev); 678 679 /* force ite active, overriding graphics mode */ 680 if (flag & 1) { 681 ip->flags |= ITE_ACTIVE; 682 ip->flags &= ~(ITE_INGRF | ITE_INITED); 683 } 684 /* leave graphics mode */ 685 if (flag & 2) { 686 ip->flags &= ~ITE_INGRF; 687 if ((ip->flags & ITE_ACTIVE) == 0) 688 return; 689 } 690 ip->flags |= ITE_ACTIVE; 691 if (ip->flags & ITE_INGRF) 692 return; 693 iteinit(dev); 694 } 695 696 void 697 ite_off(dev_t dev, int flag) 698 { 699 struct ite_softc *ip; 700 701 ip = getitesp(dev); 702 if (flag & 2) 703 ip->flags |= ITE_INGRF; 704 if ((ip->flags & ITE_ACTIVE) == 0) 705 return; 706 if ((flag & 1) || 707 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 708 SUBR_DEINIT(ip); 709 /* XXX hmm grfon() I think wants this to go inactive. */ 710 if ((flag & 2) == 0) 711 ip->flags &= ~ITE_ACTIVE; 712 } 713 714 /* XXX called after changes made in underlying grf layer. */ 715 /* I want to nuke this */ 716 void 717 ite_reinit(dev_t dev) 718 { 719 struct ite_softc *ip; 720 721 ip = getitesp(dev); 722 ip->flags &= ~ITE_INITED; 723 iteinit(dev); 724 } 725 726 int 727 ite_param(struct tty *tp, struct termios *t) 728 { 729 tp->t_ispeed = t->c_ispeed; 730 tp->t_ospeed = t->c_ospeed; 731 tp->t_cflag = t->c_cflag; 732 return (0); 733 } 734 735 void 736 ite_reset(struct ite_softc *ip) 737 { 738 int i; 739 740 ip->curx = 0; 741 ip->cury = 0; 742 ip->attribute = ATTR_NOR; 743 ip->save_curx = 0; 744 ip->save_cury = 0; 745 ip->save_attribute = ATTR_NOR; 746 ip->ap = ip->argbuf; 747 ip->emul_level = 0; 748 ip->eightbit_C1 = 0; 749 ip->top_margin = 0; 750 ip->bottom_margin = ip->rows - 1; 751 ip->inside_margins = 0; 752 ip->linefeed_newline = 0; 753 ip->auto_wrap = ite_default_wrap; 754 ip->cursor_appmode = 0; 755 ip->keypad_appmode = 0; 756 ip->imode = 0; 757 ip->key_repeat = 1; 758 memset(ip->tabs, 0, ip->cols); 759 for (i = 0; i < ip->cols; i++) 760 ip->tabs[i] = ((i & 7) == 0); 761 } 762 763 /* 764 * has to be global because of the shared filters. 765 */ 766 static u_char key_mod; 767 static u_char last_dead; 768 769 /* Used in console at startup only */ 770 int 771 ite_cnfilter(u_char c, enum caller caller) 772 { 773 struct key key; 774 u_char code, up, mask; 775 int s, i; 776 777 up = c & 0x80 ? 1 : 0; 778 c &= 0x7f; 779 code = 0; 780 781 s = spltty(); 782 783 i = (int)c - KBD_LEFT_SHIFT; 784 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 785 mask = 1 << i; 786 if (up) 787 key_mod &= ~mask; 788 else 789 key_mod |= mask; 790 splx(s); 791 return -1; 792 } 793 794 if (up) { 795 splx(s); 796 return -1; 797 } 798 799 /* translate modifiers */ 800 if (key_mod & KBD_MOD_SHIFT) { 801 if (key_mod & KBD_MOD_ALT) 802 key = kbdmap.alt_shift_keys[c]; 803 else 804 key = kbdmap.shift_keys[c]; 805 } else if (key_mod & KBD_MOD_ALT) 806 key = kbdmap.alt_keys[c]; 807 else { 808 key = kbdmap.keys[c]; 809 /* if CAPS and key is CAPable (no pun intended) */ 810 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 811 key = kbdmap.shift_keys[c]; 812 } 813 code = key.code; 814 815 /* if string return */ 816 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 817 splx(s); 818 return -1; 819 } 820 /* handle dead keys */ 821 if (key.mode & KBD_MODE_DEAD) { 822 /* if entered twice, send accent itself */ 823 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 824 last_dead = 0; 825 else { 826 last_dead = key.mode & KBD_MODE_ACCMASK; 827 splx(s); 828 return -1; 829 } 830 } 831 if (last_dead) { 832 /* can't apply dead flag to string-keys */ 833 if (code >= '@' && code < 0x7f) 834 code = 835 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 836 last_dead = 0; 837 } 838 if (key_mod & KBD_MOD_CTRL) 839 code &= 0x1f; 840 if (key_mod & KBD_MOD_META) 841 code |= 0x80; 842 843 /* do console mapping. */ 844 code = code == '\r' ? '\n' : code; 845 846 splx(s); 847 return (code); 848 } 849 850 /* And now the old stuff. */ 851 852 /* these are used to implement repeating keys.. */ 853 static u_char last_char; 854 static u_char tout_pending; 855 856 /*ARGSUSED*/ 857 static void 858 repeat_handler(void *arg) 859 { 860 tout_pending = 0; 861 if (last_char) 862 ite_filter(last_char, ITEFILT_REPEATER); 863 } 864 865 void 866 ite_filter(u_char c, enum caller caller) 867 { 868 struct tty *kbd_tty; 869 u_char code, *str, up, mask; 870 struct key key; 871 int s, i; 872 873 if (kbd_ite == NULL || kbd_ite->tp == NULL) 874 return; 875 876 kbd_tty = kbd_ite->tp; 877 878 /* have to make sure we're at spltty in here */ 879 s = spltty(); 880 881 /* 882 * keyboard interrupts come at priority 2, while softint 883 * generated keyboard-repeat interrupts come at level 1. So, 884 * to not allow a key-up event to get thru before a repeat for 885 * the key-down, we remove any outstanding callout requests.. 886 rem_sicallback(ite_sifilter); 887 */ 888 889 up = c & 0x80 ? 1 : 0; 890 c &= 0x7f; 891 code = 0; 892 893 i = (int)c - KBD_LEFT_SHIFT; 894 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 895 mask = 1 << i; 896 if (up) 897 key_mod &= ~mask; 898 else 899 key_mod |= mask; 900 splx(s); 901 return; 902 } 903 /* stop repeating on up event */ 904 if (up) { 905 if (tout_pending) { 906 callout_stop(&repeat_ch); 907 tout_pending = 0; 908 last_char = 0; 909 } 910 splx(s); 911 return; 912 } else if (tout_pending && last_char != c) { 913 /* different character, stop also */ 914 callout_stop(&repeat_ch); 915 tout_pending = 0; 916 last_char = 0; 917 } 918 /* Safety button, switch back to ascii keymap. */ 919 if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x50) { 920 memcpy( &kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 921 922 splx(s); 923 return; 924 #ifdef DDB 925 } else if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x59) { 926 Debugger(); 927 splx(s); 928 return; 929 #endif 930 } 931 /* translate modifiers */ 932 if (key_mod & KBD_MOD_SHIFT) { 933 if (key_mod & KBD_MOD_ALT) 934 key = kbdmap.alt_shift_keys[c]; 935 else 936 key = kbdmap.shift_keys[c]; 937 } else if (key_mod & KBD_MOD_ALT) 938 key = kbdmap.alt_keys[c]; 939 else { 940 key = kbdmap.keys[c]; 941 /* if CAPS and key is CAPable (no pun intended) */ 942 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 943 key = kbdmap.shift_keys[c]; 944 } 945 code = key.code; 946 947 /* 948 * arrange to repeat the keystroke. By doing this at the level 949 * of scan-codes, we can have function keys, and keys that 950 * send strings, repeat too. This also entitles an additional 951 * overhead, since we have to do the conversion each time, but 952 * I guess that's ok. 953 */ 954 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 955 tout_pending = 1; 956 last_char = c; 957 callout_reset(&repeat_ch, 958 start_repeat_timeo * hz / 100, repeat_handler, NULL); 959 } else if (!tout_pending && caller == ITEFILT_REPEATER && 960 kbd_ite->key_repeat) { 961 tout_pending = 1; 962 last_char = c; 963 callout_reset(&repeat_ch, 964 next_repeat_timeo * hz / 100, repeat_handler, NULL); 965 } 966 /* handle dead keys */ 967 if (key.mode & KBD_MODE_DEAD) { 968 /* if entered twice, send accent itself */ 969 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 970 last_dead = 0; 971 else { 972 last_dead = key.mode & KBD_MODE_ACCMASK; 973 splx(s); 974 return; 975 } 976 } 977 if (last_dead) { 978 /* can't apply dead flag to string-keys */ 979 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 980 code < 0x7f) 981 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 982 last_dead = 0; 983 } 984 /* if not string, apply META and CTRL modifiers */ 985 if (!(key.mode & KBD_MODE_STRING) 986 && (!(key.mode & KBD_MODE_KPAD) || 987 (kbd_ite && !kbd_ite->keypad_appmode))) { 988 if (key_mod & KBD_MOD_CTRL) 989 code &= 0x1f; 990 if (key_mod & KBD_MOD_META) 991 code |= 0x80; 992 } else if ((key.mode & KBD_MODE_KPAD) && 993 (kbd_ite && kbd_ite->keypad_appmode)) { 994 static char in[] = { 995 0x0f /* 0 */, 0x1d /* 1 */, 0x1e /* 2 */, 0x1f /* 3 */, 996 0x2d /* 4 */, 0x2e /* 5 */, 0x2f /* 6 */, 0x3d /* 7 */, 997 0x3e /* 8 */, 0x3f /* 9 */, 0x4a /* - */, 0x5e /* + */, 998 0x3c /* . */, 0x43 /* e */, 0x5a /* ( */, 0x5b /* ) */, 999 0x5c /* / */, 0x5d /* * */ 1000 }; 1001 static const char *out = "pqrstuvwxymlnMPQRS"; 1002 char *cp = strchr(in, c); 1003 1004 /* 1005 * keypad-appmode sends SS3 followed by the above 1006 * translated character 1007 */ 1008 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1009 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1010 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1011 splx(s); 1012 return; 1013 } else { 1014 /* *NO* I don't like this.... */ 1015 static u_char app_cursor[] = 1016 { 1017 3, 27, 'O', 'A', 1018 3, 27, 'O', 'B', 1019 3, 27, 'O', 'C', 1020 3, 27, 'O', 'D'}; 1021 1022 str = kbdmap.strings + code; 1023 /* 1024 * if this is a cursor key, AND it has the default 1025 * keymap setting, AND we're in app-cursor mode, switch 1026 * to the above table. This is *nasty* ! 1027 */ 1028 if (c >= 0x4c && c <= 0x4f && kbd_ite->cursor_appmode 1029 && !memcmp(str, "\x03\x1b[", 3) && 1030 strchr("ABCD", str[3])) 1031 str = app_cursor + 4 * (str[3] - 'A'); 1032 1033 /* 1034 * using a length-byte instead of 0-termination allows 1035 * to embed \0 into strings, although this is not used 1036 * in the default keymap 1037 */ 1038 for (i = *str++; i; i--) 1039 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1040 splx(s); 1041 return; 1042 } 1043 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1044 1045 splx(s); 1046 return; 1047 } 1048 1049 /* helper functions, makes the code below more readable */ 1050 inline static void 1051 ite_sendstr(const char *str) 1052 { 1053 struct tty *kbd_tty; 1054 1055 kbd_tty = kbd_ite->tp; 1056 KDASSERT(kbd_tty); 1057 while (*str) 1058 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1059 } 1060 1061 static void 1062 alignment_display(struct ite_softc *ip) 1063 { 1064 int i, j; 1065 1066 for (j = 0; j < ip->rows; j++) 1067 for (i = 0; i < ip->cols; i++) 1068 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1069 attrclr(ip, 0, 0, ip->rows, ip->cols); 1070 SUBR_CURSOR(ip, DRAW_CURSOR); 1071 } 1072 1073 inline static void 1074 snap_cury(struct ite_softc *ip) 1075 { 1076 if (ip->inside_margins) 1077 { 1078 if (ip->cury < ip->top_margin) 1079 ip->cury = ip->top_margin; 1080 if (ip->cury > ip->bottom_margin) 1081 ip->cury = ip->bottom_margin; 1082 } 1083 } 1084 1085 inline static void 1086 ite_dnchar(struct ite_softc *ip, int n) 1087 { 1088 n = min(n, ip->cols - ip->curx); 1089 if (n < ip->cols - ip->curx) 1090 { 1091 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1092 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1093 1, ip->cols - ip->curx - n); 1094 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1095 } 1096 while (n-- > 0) 1097 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1098 SUBR_CURSOR(ip, DRAW_CURSOR); 1099 } 1100 1101 inline static void 1102 ite_inchar(struct ite_softc *ip, int n) 1103 { 1104 n = min(n, ip->cols - ip->curx); 1105 if (n < ip->cols - ip->curx) 1106 { 1107 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1108 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1109 1, ip->cols - ip->curx - n); 1110 attrclr(ip, ip->cury, ip->curx, 1, n); 1111 } 1112 while (n--) 1113 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1114 SUBR_CURSOR(ip, DRAW_CURSOR); 1115 } 1116 1117 inline static void 1118 ite_clrtoeol(struct ite_softc *ip) 1119 { 1120 int y = ip->cury, x = ip->curx; 1121 if (ip->cols - x > 0) 1122 { 1123 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1124 attrclr(ip, y, x, 1, ip->cols - x); 1125 SUBR_CURSOR(ip, DRAW_CURSOR); 1126 } 1127 } 1128 1129 inline static void 1130 ite_clrtobol(struct ite_softc *ip) 1131 { 1132 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1133 SUBR_CLEAR(ip, y, 0, 1, x); 1134 attrclr(ip, y, 0, 1, x); 1135 SUBR_CURSOR(ip, DRAW_CURSOR); 1136 } 1137 1138 inline static void 1139 ite_clrline(struct ite_softc *ip) 1140 { 1141 int y = ip->cury; 1142 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1143 attrclr(ip, y, 0, 1, ip->cols); 1144 SUBR_CURSOR(ip, DRAW_CURSOR); 1145 } 1146 1147 1148 1149 inline static void 1150 ite_clrtoeos(struct ite_softc *ip) 1151 { 1152 ite_clrtoeol(ip); 1153 if (ip->cury < ip->rows - 1) 1154 { 1155 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1156 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1157 SUBR_CURSOR(ip, DRAW_CURSOR); 1158 } 1159 } 1160 1161 inline static void 1162 ite_clrtobos(struct ite_softc *ip) 1163 { 1164 ite_clrtobol(ip); 1165 if (ip->cury > 0) 1166 { 1167 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1168 attrclr(ip, 0, 0, ip->cury, ip->cols); 1169 SUBR_CURSOR(ip, DRAW_CURSOR); 1170 } 1171 } 1172 1173 inline static void 1174 ite_clrscreen(struct ite_softc *ip) 1175 { 1176 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1177 attrclr(ip, 0, 0, ip->rows, ip->cols); 1178 SUBR_CURSOR(ip, DRAW_CURSOR); 1179 } 1180 1181 1182 1183 inline static void 1184 ite_dnline(struct ite_softc *ip, int n) 1185 { 1186 /* interesting.. if the cursor is outside the scrolling 1187 region, this command is simply ignored.. */ 1188 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1189 return; 1190 1191 n = min(n, ip->bottom_margin + 1 - ip->cury); 1192 if (n <= ip->bottom_margin - ip->cury) 1193 { 1194 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1195 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1196 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1197 } 1198 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1199 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1200 SUBR_CURSOR(ip, DRAW_CURSOR); 1201 } 1202 1203 inline static void 1204 ite_inline(struct ite_softc *ip, int n) 1205 { 1206 /* interesting.. if the cursor is outside the scrolling 1207 region, this command is simply ignored.. */ 1208 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1209 return; 1210 1211 n = min(n, ip->bottom_margin + 1 - ip->cury); 1212 if (n <= ip->bottom_margin - ip->cury) 1213 { 1214 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1215 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1216 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1217 } 1218 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1219 attrclr(ip, ip->cury, 0, n, ip->cols); 1220 SUBR_CURSOR(ip, DRAW_CURSOR); 1221 } 1222 1223 inline static void 1224 ite_lf(struct ite_softc *ip) 1225 { 1226 ++ip->cury; 1227 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1228 { 1229 ip->cury--; 1230 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1231 ite_clrline(ip); 1232 } 1233 SUBR_CURSOR(ip, MOVE_CURSOR); 1234 clr_attr(ip, ATTR_INV); 1235 } 1236 1237 inline static void 1238 ite_crlf(struct ite_softc *ip) 1239 { 1240 ip->curx = 0; 1241 ite_lf (ip); 1242 } 1243 1244 inline static void 1245 ite_cr(struct ite_softc *ip) 1246 { 1247 if (ip->curx) 1248 { 1249 ip->curx = 0; 1250 SUBR_CURSOR(ip, MOVE_CURSOR); 1251 } 1252 } 1253 1254 inline static void 1255 ite_rlf(struct ite_softc *ip) 1256 { 1257 ip->cury--; 1258 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1259 { 1260 ip->cury++; 1261 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1262 ite_clrline(ip); 1263 } 1264 SUBR_CURSOR(ip, MOVE_CURSOR); 1265 clr_attr(ip, ATTR_INV); 1266 } 1267 1268 inline static int 1269 atoi(const char *cp) 1270 { 1271 int n; 1272 1273 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1274 n = n * 10 + *cp - '0'; 1275 1276 return n; 1277 } 1278 1279 inline static int 1280 ite_argnum(struct ite_softc *ip) 1281 { 1282 char ch; 1283 int n; 1284 1285 /* convert argument string into number */ 1286 if (ip->ap == ip->argbuf) 1287 return 1; 1288 ch = *ip->ap; 1289 *ip->ap = 0; 1290 n = atoi (ip->argbuf); 1291 *ip->ap = ch; 1292 1293 return n; 1294 } 1295 1296 inline static int 1297 ite_zargnum(struct ite_softc *ip) 1298 { 1299 char ch; 1300 int n; 1301 1302 /* convert argument string into number */ 1303 if (ip->ap == ip->argbuf) 1304 return 0; 1305 ch = *ip->ap; 1306 *ip->ap = 0; 1307 n = atoi (ip->argbuf); 1308 *ip->ap = ch; 1309 1310 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1311 } 1312 1313 void 1314 ite_putstr(const char *s, int len, dev_t dev) 1315 { 1316 struct ite_softc *ip; 1317 int i; 1318 1319 ip = getitesp(dev); 1320 1321 /* XXX avoid problems */ 1322 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1323 return; 1324 1325 SUBR_CURSOR(ip, START_CURSOROPT); 1326 for (i = 0; i < len; i++) 1327 if (s[i]) 1328 iteputchar(s[i], ip); 1329 SUBR_CURSOR(ip, END_CURSOROPT); 1330 } 1331 1332 static void 1333 iteprecheckwrap(struct ite_softc *ip) 1334 { 1335 if (ip->auto_wrap && ip->curx == ip->cols) { 1336 ip->curx = 0; 1337 clr_attr(ip, ATTR_INV); 1338 if (++ip->cury >= ip->bottom_margin + 1) { 1339 ip->cury = ip->bottom_margin; 1340 SUBR_CURSOR(ip, MOVE_CURSOR); 1341 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1342 ite_clrtoeol(ip); 1343 } else 1344 SUBR_CURSOR(ip, MOVE_CURSOR); 1345 } 1346 } 1347 1348 static void 1349 itecheckwrap(struct ite_softc *ip) 1350 { 1351 #if 0 1352 if (++ip->curx == ip->cols) { 1353 if (ip->auto_wrap) { 1354 ip->curx = 0; 1355 clr_attr(ip, ATTR_INV); 1356 if (++ip->cury >= ip->bottom_margin + 1) { 1357 ip->cury = ip->bottom_margin; 1358 SUBR_CURSOR(ip, MOVE_CURSOR); 1359 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1360 ite_clrtoeol(ip); 1361 return; 1362 } 1363 } else 1364 /* stay there if no autowrap.. */ 1365 ip->curx--; 1366 } 1367 #else 1368 if (ip->curx < ip->cols) { 1369 ip->curx++; 1370 SUBR_CURSOR(ip, MOVE_CURSOR); 1371 } 1372 #endif 1373 } 1374 1375 void 1376 iteputchar(register int c, struct ite_softc *ip) 1377 { 1378 struct tty *kbd_tty; 1379 int n, x, y; 1380 char *cp; 1381 1382 if (kbd_ite == NULL) 1383 kbd_tty = NULL; 1384 else 1385 kbd_tty = kbd_ite->tp; 1386 1387 if (ip->escape) { 1388 switch (ip->escape) { 1389 case ESC: 1390 switch (c) { 1391 /* 1392 * first 7bit equivalents for the 1393 * 8bit control characters 1394 */ 1395 case 'D': 1396 c = IND; 1397 ip->escape = 0; 1398 break; 1399 /* 1400 * and fall into the next 1401 * switch below (same for all `break') 1402 */ 1403 case 'E': 1404 c = NEL; 1405 ip->escape = 0; 1406 break; 1407 case 'H': 1408 c = HTS; 1409 ip->escape = 0; 1410 break; 1411 case 'M': 1412 c = RI; 1413 ip->escape = 0; 1414 break; 1415 case 'N': 1416 c = SS2; 1417 ip->escape = 0; 1418 break; 1419 case 'O': 1420 c = SS3; 1421 ip->escape = 0; 1422 break; 1423 case 'P': 1424 c = DCS; 1425 ip->escape = 0; 1426 break; 1427 case '[': 1428 c = CSI; 1429 ip->escape = 0; 1430 break; 1431 case '\\': 1432 c = ST; 1433 ip->escape = 0; 1434 break; 1435 case ']': 1436 c = OSC; 1437 ip->escape = 0; 1438 break; 1439 case '^': 1440 c = PM; 1441 ip->escape = 0; 1442 break; 1443 case '_': 1444 c = APC; 1445 ip->escape = 0; 1446 break; 1447 /* introduces 7/8bit control */ 1448 case ' ': 1449 /* can be followed by either F or G */ 1450 ip->escape = ' '; 1451 break; 1452 /* 1453 * a lot of character set selections, not yet 1454 * used... 94-character sets: 1455 */ 1456 case '(': /* G0 */ 1457 case ')': /* G1 */ 1458 ip->escape = c; 1459 return; 1460 case '*': /* G2 */ 1461 case '+': /* G3 */ 1462 case 'B': /* ASCII */ 1463 case 'A': /* ISO latin 1 */ 1464 case '<': /* user preferred suplemental */ 1465 case '0': /* dec special graphics */ 1466 /* 1467 * 96-character sets: 1468 */ 1469 case '-': /* G1 */ 1470 case '.': /* G2 */ 1471 case '/': /* G3 */ 1472 /* 1473 * national character sets: 1474 */ 1475 case '4': /* dutch */ 1476 case '5': 1477 case 'C': /* finnish */ 1478 case 'R': /* french */ 1479 case 'Q': /* french canadian */ 1480 case 'K': /* german */ 1481 case 'Y': /* italian */ 1482 case '6': /* norwegian/danish */ 1483 /* 1484 * note: %5 and %6 are not supported (two 1485 * chars..) 1486 */ 1487 ip->escape = 0; 1488 /* just ignore for now */ 1489 return; 1490 /* 1491 * locking shift modes (as you might guess, not 1492 * yet supported..) 1493 */ 1494 case '`': 1495 ip->GR = ip->G1; 1496 ip->escape = 0; 1497 return; 1498 case 'n': 1499 ip->GL = ip->G2; 1500 ip->escape = 0; 1501 return; 1502 case '}': 1503 ip->GR = ip->G2; 1504 ip->escape = 0; 1505 return; 1506 case 'o': 1507 ip->GL = ip->G3; 1508 ip->escape = 0; 1509 return; 1510 case '|': 1511 ip->GR = ip->G3; 1512 ip->escape = 0; 1513 return; 1514 case '#': 1515 /* font width/height control */ 1516 ip->escape = '#'; 1517 return; 1518 case 'c': 1519 /* hard terminal reset .. */ 1520 ite_reset(ip); 1521 SUBR_CURSOR(ip, MOVE_CURSOR); 1522 ip->escape = 0; 1523 return; 1524 case '7': 1525 ip->save_curx = ip->curx; 1526 ip->save_cury = ip->cury; 1527 ip->save_attribute = ip->attribute; 1528 ip->escape = 0; 1529 return; 1530 case '8': 1531 ip->curx = ip->save_curx; 1532 ip->cury = ip->save_cury; 1533 ip->attribute = ip->save_attribute; 1534 SUBR_CURSOR(ip, MOVE_CURSOR); 1535 ip->escape = 0; 1536 return; 1537 case '=': 1538 ip->keypad_appmode = 1; 1539 ip->escape = 0; 1540 return; 1541 case '>': 1542 ip->keypad_appmode = 0; 1543 ip->escape = 0; 1544 return; 1545 case 'Z': /* request ID */ 1546 /* XXX not clean */ 1547 if (ip->emul_level == EMUL_VT100) 1548 ite_sendstr("\033[?61;0c"); 1549 else 1550 ite_sendstr("\033[?63;0c"); 1551 ip->escape = 0; 1552 return; 1553 default: 1554 /* 1555 * default catch all for not recognized ESC 1556 * sequences 1557 */ 1558 ip->escape = 0; 1559 return; 1560 } 1561 break; 1562 case '(': 1563 case ')': 1564 ip->escape = 0; 1565 return; 1566 case ' ': 1567 switch (c) { 1568 case 'F': 1569 ip->eightbit_C1 = 0; 1570 ip->escape = 0; 1571 return; 1572 case 'G': 1573 ip->eightbit_C1 = 1; 1574 ip->escape = 0; 1575 return; 1576 default: 1577 /* not supported */ 1578 ip->escape = 0; 1579 return; 1580 } 1581 break; 1582 case '#': 1583 switch (c) { 1584 case '5': 1585 /* single height, single width */ 1586 ip->escape = 0; 1587 return; 1588 case '6': 1589 /* double width, single height */ 1590 ip->escape = 0; 1591 return; 1592 case '3': 1593 /* top half */ 1594 ip->escape = 0; 1595 return; 1596 case '4': 1597 /* bottom half */ 1598 ip->escape = 0; 1599 return; 1600 case '8': 1601 /* screen alignment pattern... */ 1602 alignment_display(ip); 1603 ip->escape = 0; 1604 return; 1605 default: 1606 ip->escape = 0; 1607 return; 1608 } 1609 break; 1610 case CSI: 1611 /* the biggie... */ 1612 switch (c) { 1613 case '0': 1614 case '1': 1615 case '2': 1616 case '3': 1617 case '4': 1618 case '5': 1619 case '6': 1620 case '7': 1621 case '8': 1622 case '9': 1623 case ';': 1624 case '\"': 1625 case '$': 1626 case '>': 1627 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1628 *ip->ap++ = c; 1629 return; 1630 case BS: 1631 /* 1632 * you wouldn't believe such perversion is 1633 * possible? it is.. BS is allowed in between 1634 * cursor sequences (at least), according to 1635 * vttest.. 1636 */ 1637 if (--ip->curx < 0) 1638 ip->curx = 0; 1639 else 1640 SUBR_CURSOR(ip, MOVE_CURSOR); 1641 break; 1642 case 'p': 1643 *ip->ap = 0; 1644 if (!strncmp(ip->argbuf, "61\"", 3)) 1645 ip->emul_level = EMUL_VT100; 1646 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1647 || !strncmp(ip->argbuf, "62;1\"", 5)) 1648 ip->emul_level = EMUL_VT300_7; 1649 else 1650 ip->emul_level = EMUL_VT300_8; 1651 ip->escape = 0; 1652 return; 1653 case '?': 1654 *ip->ap = 0; 1655 ip->escape = '?'; 1656 ip->ap = ip->argbuf; 1657 return; 1658 case 'c': 1659 *ip->ap = 0; 1660 if (ip->argbuf[0] == '>') { 1661 ite_sendstr("\033[>24;0;0;0c"); 1662 } else 1663 switch (ite_zargnum(ip)) { 1664 case 0: 1665 /* 1666 * primary DA request, send 1667 * primary DA response 1668 */ 1669 if (ip->emul_level 1670 == EMUL_VT100) 1671 ite_sendstr( 1672 "\033[?1;1c"); 1673 else 1674 ite_sendstr( 1675 "\033[?63;1c"); 1676 break; 1677 } 1678 ip->escape = 0; 1679 return; 1680 case 'n': 1681 switch (ite_zargnum(ip)) { 1682 case 5: 1683 /* no malfunction */ 1684 ite_sendstr("\033[0n"); 1685 break; 1686 case 6: 1687 /* cursor position report */ 1688 sprintf(ip->argbuf, "\033[%d;%dR", 1689 ip->cury + 1, ip->curx + 1); 1690 ite_sendstr(ip->argbuf); 1691 break; 1692 } 1693 ip->escape = 0; 1694 return; 1695 case 'x': 1696 switch (ite_zargnum(ip)) { 1697 case 0: 1698 /* Fake some terminal parameters. */ 1699 ite_sendstr("\033[2;1;1;112;112;1;0x"); 1700 break; 1701 case 1: 1702 ite_sendstr("\033[3;1;1;112;112;1;0x"); 1703 break; 1704 } 1705 ip->escape = 0; 1706 return; 1707 case 'g': 1708 switch (ite_zargnum(ip)) { 1709 case 0: 1710 if (ip->curx < ip->cols) 1711 ip->tabs[ip->curx] = 0; 1712 break; 1713 case 3: 1714 for (n = 0; n < ip->cols; n++) 1715 ip->tabs[n] = 0; 1716 break; 1717 } 1718 ip->escape = 0; 1719 return; 1720 case 'h': 1721 case 'l': 1722 n = ite_zargnum(ip); 1723 switch (n) { 1724 case 4: 1725 /* insert/replace mode */ 1726 ip->imode = (c == 'h'); 1727 break; 1728 case 20: 1729 ip->linefeed_newline = (c == 'h'); 1730 break; 1731 } 1732 ip->escape = 0; 1733 return; 1734 case 'M': 1735 ite_dnline(ip, ite_argnum(ip)); 1736 ip->escape = 0; 1737 return; 1738 case 'L': 1739 ite_inline(ip, ite_argnum(ip)); 1740 ip->escape = 0; 1741 return; 1742 case 'P': 1743 ite_dnchar(ip, ite_argnum(ip)); 1744 ip->escape = 0; 1745 return; 1746 case '@': 1747 ite_inchar(ip, ite_argnum(ip)); 1748 ip->escape = 0; 1749 return; 1750 case 'G': 1751 /* 1752 * this one was *not* in my vt320 manual but in 1753 * a vt320 termcap entry.. who is right? It's 1754 * supposed to set the horizontal cursor 1755 * position. 1756 */ 1757 *ip->ap = 0; 1758 x = atoi(ip->argbuf); 1759 if (x) 1760 x--; 1761 ip->curx = min(x, ip->cols - 1); 1762 ip->escape = 0; 1763 SUBR_CURSOR(ip, MOVE_CURSOR); 1764 clr_attr(ip, ATTR_INV); 1765 return; 1766 case 'd': 1767 /* 1768 * same thing here, this one's for setting the 1769 * absolute vertical cursor position. Not 1770 * documented... 1771 */ 1772 *ip->ap = 0; 1773 y = atoi(ip->argbuf); 1774 if (y) 1775 y--; 1776 if (ip->inside_margins) 1777 y += ip->top_margin; 1778 ip->cury = min(y, ip->rows - 1); 1779 ip->escape = 0; 1780 snap_cury(ip); 1781 SUBR_CURSOR(ip, MOVE_CURSOR); 1782 clr_attr(ip, ATTR_INV); 1783 return; 1784 case 'H': 1785 case 'f': 1786 *ip->ap = 0; 1787 y = atoi(ip->argbuf); 1788 x = 0; 1789 cp = strchr(ip->argbuf, ';'); 1790 if (cp) 1791 x = atoi(cp + 1); 1792 if (x) 1793 x--; 1794 if (y) 1795 y--; 1796 if (ip->inside_margins) 1797 y += ip->top_margin; 1798 ip->cury = min(y, ip->rows - 1); 1799 ip->curx = min(x, ip->cols - 1); 1800 ip->escape = 0; 1801 snap_cury(ip); 1802 SUBR_CURSOR(ip, MOVE_CURSOR); 1803 clr_attr(ip, ATTR_INV); 1804 return; 1805 case 'A': 1806 n = ite_argnum(ip); 1807 n = ip->cury - (n ? n : 1); 1808 if (n < 0) 1809 n = 0; 1810 if (ip->inside_margins) 1811 n = max(ip->top_margin, n); 1812 else if (n == ip->top_margin - 1) 1813 /* 1814 * allow scrolling outside region, but 1815 * don't scroll out of active region 1816 * without explicit CUP 1817 */ 1818 n = ip->top_margin; 1819 ip->cury = n; 1820 ip->escape = 0; 1821 SUBR_CURSOR(ip, MOVE_CURSOR); 1822 clr_attr(ip, ATTR_INV); 1823 return; 1824 case 'B': 1825 n = ite_argnum(ip); 1826 n = ip->cury + (n ? n : 1); 1827 n = min(ip->rows - 1, n); 1828 if (ip->inside_margins) 1829 n = min(ip->bottom_margin, n); 1830 else if (n == ip->bottom_margin + 1) 1831 /* 1832 * allow scrolling outside region, but 1833 * don't scroll out of active region 1834 * without explicit CUP 1835 */ 1836 n = ip->bottom_margin; 1837 ip->cury = n; 1838 ip->escape = 0; 1839 SUBR_CURSOR(ip, MOVE_CURSOR); 1840 clr_attr(ip, ATTR_INV); 1841 return; 1842 case 'C': 1843 n = ite_argnum(ip); 1844 n = n ? n : 1; 1845 ip->curx = min(ip->curx + n, ip->cols - 1); 1846 ip->escape = 0; 1847 SUBR_CURSOR(ip, MOVE_CURSOR); 1848 clr_attr(ip, ATTR_INV); 1849 return; 1850 case 'D': 1851 n = ite_argnum(ip); 1852 n = n ? n : 1; 1853 n = ip->curx - n; 1854 ip->curx = n >= 0 ? n : 0; 1855 ip->escape = 0; 1856 SUBR_CURSOR(ip, MOVE_CURSOR); 1857 clr_attr(ip, ATTR_INV); 1858 return; 1859 case 'J': 1860 *ip->ap = 0; 1861 n = ite_zargnum(ip); 1862 if (n == 0) 1863 ite_clrtoeos(ip); 1864 else if (n == 1) 1865 ite_clrtobos(ip); 1866 else if (n == 2) 1867 ite_clrscreen(ip); 1868 ip->escape = 0; 1869 return; 1870 case 'K': 1871 n = ite_zargnum(ip); 1872 if (n == 0) 1873 ite_clrtoeol(ip); 1874 else if (n == 1) 1875 ite_clrtobol(ip); 1876 else if (n == 2) 1877 ite_clrline(ip); 1878 ip->escape = 0; 1879 return; 1880 case 'X': 1881 n = ite_argnum(ip) - 1; 1882 n = min(n, ip->cols - 1 - ip->curx); 1883 for (; n >= 0; n--) { 1884 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1885 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1886 } 1887 ip->escape = 0; 1888 return; 1889 case '}': 1890 case '`': 1891 /* status line control */ 1892 ip->escape = 0; 1893 return; 1894 case 'r': 1895 *ip->ap = 0; 1896 x = atoi(ip->argbuf); 1897 x = x ? x : 1; 1898 y = ip->rows; 1899 cp = strchr(ip->argbuf, ';'); 1900 if (cp) { 1901 y = atoi(cp + 1); 1902 y = y ? y : ip->rows; 1903 } 1904 if (y - x < 2) { 1905 /* 1906 * if illegal scrolling region, reset 1907 * to defaults 1908 */ 1909 x = 1; 1910 y = ip->rows; 1911 } 1912 x--; 1913 y--; 1914 ip->top_margin = min(x, ip->rows - 1); 1915 ip->bottom_margin = min(y, ip->rows - 1); 1916 if (ip->inside_margins) { 1917 ip->cury = ip->top_margin; 1918 ip->curx = 0; 1919 SUBR_CURSOR(ip, MOVE_CURSOR); 1920 } 1921 ip->escape = 0; 1922 return; 1923 case 'm': 1924 /* big attribute setter/resetter */ 1925 { char *_cp; 1926 *ip->ap = 0; 1927 /* kludge to make CSIm work (== CSI0m) */ 1928 if (ip->ap == ip->argbuf) 1929 ip->ap++; 1930 for (_cp = ip->argbuf; _cp < ip->ap;) { 1931 switch (*_cp) { 1932 case 0: 1933 case '0': 1934 clr_attr(ip, ATTR_ALL); 1935 _cp++; 1936 break; 1937 1938 case '1': 1939 set_attr(ip, ATTR_BOLD); 1940 _cp++; 1941 break; 1942 1943 case '2': 1944 switch (_cp[1]) { 1945 case '2': 1946 clr_attr(ip, ATTR_BOLD); 1947 _cp += 2; 1948 break; 1949 1950 case '4': 1951 clr_attr(ip, ATTR_UL); 1952 _cp += 2; 1953 break; 1954 1955 case '5': 1956 clr_attr(ip, ATTR_BLINK); 1957 _cp += 2; 1958 break; 1959 1960 case '7': 1961 clr_attr(ip, ATTR_INV); 1962 _cp += 2; 1963 break; 1964 1965 default: 1966 _cp++; 1967 break; 1968 } 1969 break; 1970 1971 case '4': 1972 set_attr(ip, ATTR_UL); 1973 _cp++; 1974 break; 1975 1976 case '5': 1977 set_attr(ip, ATTR_BLINK); 1978 _cp++; 1979 break; 1980 1981 case '7': 1982 set_attr(ip, ATTR_INV); 1983 _cp++; 1984 break; 1985 1986 default: 1987 _cp++; 1988 break; 1989 } 1990 } 1991 ip->escape = 0; 1992 return; } 1993 case 'u': 1994 /* DECRQTSR */ 1995 ite_sendstr("\033P\033\\"); 1996 ip->escape = 0; 1997 return; 1998 default: 1999 ip->escape = 0; 2000 return; 2001 } 2002 break; 2003 case '?': /* CSI ? */ 2004 switch (c) { 2005 case '0': 2006 case '1': 2007 case '2': 2008 case '3': 2009 case '4': 2010 case '5': 2011 case '6': 2012 case '7': 2013 case '8': 2014 case '9': 2015 case ';': 2016 case '\"': 2017 case '$': 2018 /* 2019 * Don't fill the last character; 2020 * it's needed. 2021 * XXX yeah, where ?? 2022 */ 2023 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2024 *ip->ap++ = c; 2025 return; 2026 case 'n': 2027 *ip->ap = 0; 2028 if (ip->ap == &ip->argbuf[2]) { 2029 if (!strncmp(ip->argbuf, "15", 2)) 2030 /* printer status: no printer */ 2031 ite_sendstr("\033[13n"); 2032 2033 else if (!strncmp(ip->argbuf, "25", 2)) 2034 /* udk status */ 2035 ite_sendstr("\033[20n"); 2036 2037 else if (!strncmp(ip->argbuf, "26", 2)) 2038 /* keyboard dialect: US */ 2039 ite_sendstr("\033[27;1n"); 2040 } 2041 ip->escape = 0; 2042 return; 2043 case 'h': 2044 case 'l': 2045 n = ite_zargnum(ip); 2046 switch (n) { 2047 case 1: 2048 ip->cursor_appmode = (c == 'h'); 2049 break; 2050 case 3: 2051 /* 132/80 columns (132 == 'h') */ 2052 break; 2053 case 4: /* smooth scroll */ 2054 break; 2055 case 5: 2056 /* 2057 * light background (=='h') /dark 2058 * background(=='l') 2059 */ 2060 break; 2061 case 6: /* origin mode */ 2062 ip->inside_margins = (c == 'h'); 2063 ip->curx = 0; 2064 ip->cury = ip->inside_margins ? 2065 ip->top_margin : 0; 2066 SUBR_CURSOR(ip, MOVE_CURSOR); 2067 break; 2068 case 7: /* auto wraparound */ 2069 ip->auto_wrap = (c == 'h'); 2070 break; 2071 case 8: /* keyboard repeat */ 2072 ip->key_repeat = (c == 'h'); 2073 break; 2074 case 20: /* newline mode */ 2075 ip->linefeed_newline = (c == 'h'); 2076 break; 2077 case 25: /* cursor on/off */ 2078 SUBR_CURSOR(ip, (c == 'h') ? 2079 DRAW_CURSOR : ERASE_CURSOR); 2080 break; 2081 } 2082 ip->escape = 0; 2083 return; 2084 default: 2085 ip->escape = 0; 2086 return; 2087 } 2088 break; 2089 default: 2090 ip->escape = 0; 2091 return; 2092 } 2093 } 2094 switch (c) { 2095 case VT: /* VT is treated like LF */ 2096 case FF: /* so is FF */ 2097 case LF: 2098 /* 2099 * cr->crlf distinction is done here, on output, not on input! 2100 */ 2101 if (ip->linefeed_newline) 2102 ite_crlf(ip); 2103 else 2104 ite_lf(ip); 2105 break; 2106 case CR: 2107 ite_cr(ip); 2108 break; 2109 case BS: 2110 if (--ip->curx < 0) 2111 ip->curx = 0; 2112 else 2113 SUBR_CURSOR(ip, MOVE_CURSOR); 2114 break; 2115 case HT: 2116 for (n = ip->curx + 1; n < ip->cols; n++) { 2117 if (ip->tabs[n]) { 2118 ip->curx = n; 2119 SUBR_CURSOR(ip, MOVE_CURSOR); 2120 break; 2121 } 2122 } 2123 break; 2124 case BEL: 2125 if (kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty 2126 #ifdef DRACO 2127 && !is_draco() 2128 #endif 2129 ) 2130 ite_bell(); 2131 break; 2132 case SO: 2133 ip->GL = ip->G1; 2134 break; 2135 case SI: 2136 ip->GL = ip->G0; 2137 break; 2138 case ENQ: 2139 /* send answer-back message !! */ 2140 break; 2141 case CAN: 2142 ip->escape = 0; /* cancel any escape sequence in progress */ 2143 break; 2144 case SUB: 2145 ip->escape = 0; /* dito, but see below */ 2146 /* should also display a reverse question mark!! */ 2147 break; 2148 case ESC: 2149 ip->escape = ESC; 2150 break; 2151 /* 2152 * now it gets weird.. 8bit control sequences.. 2153 */ 2154 case IND: 2155 /* index: move cursor down, scroll */ 2156 ite_lf(ip); 2157 break; 2158 case NEL: 2159 /* next line. next line, first pos. */ 2160 ite_crlf(ip); 2161 break; 2162 case HTS: 2163 /* set horizontal tab */ 2164 if (ip->curx < ip->cols) 2165 ip->tabs[ip->curx] = 1; 2166 break; 2167 case RI: 2168 /* reverse index */ 2169 ite_rlf(ip); 2170 break; 2171 case SS2: 2172 /* go into G2 for one character */ 2173 /* not yet supported */ 2174 break; 2175 case SS3: 2176 /* go into G3 for one character */ 2177 break; 2178 case DCS: 2179 /* device control string introducer */ 2180 ip->escape = DCS; 2181 ip->ap = ip->argbuf; 2182 break; 2183 case CSI: 2184 /* control sequence introducer */ 2185 ip->escape = CSI; 2186 ip->ap = ip->argbuf; 2187 break; 2188 case ST: 2189 /* string terminator */ 2190 /* ignore, if not used as terminator */ 2191 break; 2192 case OSC: 2193 /* 2194 * introduces OS command. Ignore everything 2195 * upto ST 2196 */ 2197 ip->escape = OSC; 2198 break; 2199 case PM: 2200 /* privacy message, ignore everything upto ST */ 2201 ip->escape = PM; 2202 break; 2203 case APC: 2204 /* 2205 * application program command, ignore * everything upto ST 2206 */ 2207 ip->escape = APC; 2208 break; 2209 default: 2210 if ((c & 0x7f) < ' ' || c == DEL) 2211 break; 2212 if (ip->imode) 2213 ite_inchar(ip, 1); 2214 iteprecheckwrap(ip); 2215 #ifdef DO_WEIRD_ATTRIBUTES 2216 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2217 attrset(ip, ATTR_INV); 2218 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2219 } else 2220 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2221 #else 2222 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2223 #endif 2224 SUBR_CURSOR(ip, DRAW_CURSOR); 2225 itecheckwrap(ip); 2226 break; 2227 } 2228 } 2229 2230