1 /* $NetBSD: ite.c,v 1.88 2009/05/19 18:39:26 phx 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 1.88 2009/05/19 18:39:26 phx 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 iteinit(gp->g_itedev); 252 printf(": rows %d cols %d", ip->rows, ip->cols); 253 printf(" repeat at (%d/100)s next at (%d/100)s", 254 start_repeat_timeo, next_repeat_timeo); 255 256 if (kbd_ite == NULL) 257 kbd_ite = ip; 258 if (kbd_ite == ip) 259 printf(" has keyboard"); 260 printf("\n"); 261 ip->flags |= ITE_ATTACHED; 262 } else { 263 if (con_itesoftc.grf != NULL && 264 con_itesoftc.grf->g_conpri > gp->g_conpri) 265 return; 266 con_itesoftc.grf = gp; 267 con_itesoftc.tabs = cons_tabs; 268 } 269 } 270 271 struct ite_softc * 272 getitesp(dev_t dev) 273 { 274 if (amiga_realconfig && con_itesoftc.grf == NULL) 275 return(device_lookup_private(&ite_cd, ITEUNIT(dev))); 276 277 if (con_itesoftc.grf == NULL) 278 panic("no ite_softc for console"); 279 return(&con_itesoftc); 280 } 281 282 /* 283 * cons.c entry points into ite device. 284 */ 285 286 /* 287 * Return a priority in consdev->cn_pri field highest wins. This function 288 * is called before any devices have been probed. 289 */ 290 void 291 itecnprobe(struct consdev *cd) 292 { 293 /* 294 * bring graphics layer up. 295 */ 296 config_console(); 297 298 /* 299 * return priority of the best ite (already picked from attach) 300 * or CN_DEAD. 301 */ 302 if (con_itesoftc.grf == NULL) 303 cd->cn_pri = CN_DEAD; 304 else { 305 cd->cn_pri = con_itesoftc.grf->g_conpri; 306 cd->cn_dev = con_itesoftc.grf->g_itedev; 307 } 308 } 309 310 /* audio bell stuff */ 311 void 312 init_bell(void) 313 { 314 if (bsamplep != NULL) 315 return; 316 bsamplep = alloc_chipmem(20); 317 if (bsamplep == NULL) 318 panic("no chipmem for ite_bell"); 319 320 memcpy( bsamplep, sample, 20); 321 } 322 323 void 324 ite_bell(void) 325 { 326 u_int clock; 327 u_int period; 328 u_int count; 329 330 clock = 3579545; /* PAL 3546895 */ 331 332 /* 333 * the number of clock ticks per sample byte must be > 124 334 * ergo bpitch must be < clock / 124*20 335 * i.e. ~1443, 1300 to be safe (PAL etc.). also not zero obviously 336 */ 337 period = clock / (bpitch * 20); 338 count = bmsec * bpitch / 1000; 339 340 play_sample(10, PREP_DMA_MEM(bsamplep), period, bvolume, 0x3, count); 341 } 342 343 void 344 itecninit(struct consdev *cd) 345 { 346 struct ite_softc *ip; 347 348 ip = getitesp(cd->cn_dev); 349 iteinit(cd->cn_dev); 350 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 351 352 #ifdef DRACO 353 if (!is_draco()) 354 #endif 355 init_bell(); 356 } 357 358 /* 359 * ite_cnfinish() is called in ite_init() when the device is 360 * being probed in the normal fasion, thus we can finish setting 361 * up this ite now that the system is more functional. 362 */ 363 void 364 ite_cnfinish(struct ite_softc *ip) 365 { 366 static int done; 367 368 if (done) 369 return; 370 done = 1; 371 } 372 373 int 374 itecngetc(dev_t dev) 375 { 376 int c; 377 378 /* XXX this should be moved */ 379 kbdenable(); 380 do { 381 c = kbdgetcn(); 382 c = ite_cnfilter(c, ITEFILT_CONSOLE); 383 } while (c == -1); 384 return (c); 385 } 386 387 void 388 itecnputc(dev_t dev, int c) 389 { 390 static int paniced; 391 struct ite_softc *ip; 392 char ch; 393 394 ip = getitesp(dev); 395 ch = c; 396 397 if (panicstr && !paniced && 398 (ip->flags & (ITE_ACTIVE | ITE_INGRF)) != ITE_ACTIVE) { 399 ite_on(dev, 3); 400 paniced = 1; 401 } 402 iteputchar(ch, ip); 403 } 404 405 void 406 itecnpollc(dev_t dev, int on) 407 { 408 } 409 410 /* 411 * standard entry points to the device. 412 */ 413 414 /* 415 * iteinit() is the standard entry point for initialization of 416 * an ite device, it is also called from ite_cninit(). 417 * 418 */ 419 void 420 iteinit(dev_t dev) 421 { 422 struct ite_softc *ip; 423 static int kbdmap_loaded = 0; 424 425 ip = getitesp(dev); 426 if (ip->flags & ITE_INITED) 427 return; 428 if (kbdmap_loaded == 0) { 429 memcpy( &kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 430 kbdmap_loaded = 1; 431 } 432 433 callout_init(&repeat_ch, 0); 434 435 ip->cursorx = 0; 436 ip->cursory = 0; 437 SUBR_INIT(ip); 438 SUBR_CURSOR(ip, DRAW_CURSOR); 439 if (ip->tabs == NULL) 440 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 441 ite_reset(ip); 442 ip->flags |= ITE_INITED; 443 } 444 445 int 446 iteopen(dev_t dev, int mode, int devtype, struct lwp *l) 447 { 448 struct ite_softc *ip; 449 struct tty *tp; 450 int error, first, unit; 451 452 unit = ITEUNIT(dev); 453 first = 0; 454 455 if (unit >= ite_cd.cd_ndevs) 456 return ENXIO; 457 ip = getitesp(dev); 458 if (ip == NULL) 459 return ENXIO; 460 if ((ip->flags & ITE_ATTACHED) == 0) 461 return ENXIO; 462 463 if (ip->tp == NULL) { 464 tp = ip->tp = ttymalloc(); 465 tty_attach(tp); 466 } else 467 tp = ip->tp; 468 469 if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp)) 470 return (EBUSY); 471 472 if ((ip->flags & ITE_ACTIVE) == 0) { 473 ite_on(dev, 0); 474 first = 1; 475 } 476 tp->t_oproc = itestart; 477 tp->t_param = ite_param; 478 tp->t_dev = dev; 479 if ((tp->t_state & TS_ISOPEN) == 0 && tp->t_wopen == 0) { 480 ttychars(tp); 481 tp->t_iflag = TTYDEF_IFLAG; 482 tp->t_oflag = TTYDEF_OFLAG; 483 tp->t_cflag = TTYDEF_CFLAG; 484 tp->t_lflag = TTYDEF_LFLAG; 485 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 486 tp->t_state = TS_CARR_ON; 487 ttsetwater(tp); 488 } 489 error = ttyopen(tp, 0, mode & O_NONBLOCK); 490 if (error) 491 goto bad; 492 493 error = tp->t_linesw->l_open(dev, tp); 494 if (error) 495 goto bad; 496 497 tp->t_winsize.ws_row = ip->rows; 498 tp->t_winsize.ws_col = ip->cols; 499 kbdenable(); 500 return (0); 501 bad: 502 if (first) 503 ite_off(dev, 0); 504 return (error); 505 } 506 507 int 508 iteclose(dev_t dev, int flag, int mode, struct lwp *l) 509 { 510 struct tty *tp; 511 512 tp = getitesp(dev)->tp; 513 514 KDASSERT(tp); 515 tp->t_linesw->l_close(tp, flag); 516 ttyclose(tp); 517 ite_off(dev, 0); 518 return (0); 519 } 520 521 int 522 iteread(dev_t dev, struct uio *uio, int flag) 523 { 524 struct tty *tp; 525 526 tp = getitesp(dev)->tp; 527 528 KDASSERT(tp); 529 return tp->t_linesw->l_read(tp, uio, flag); 530 } 531 532 int 533 itewrite(dev_t dev, struct uio *uio, int flag) 534 { 535 struct tty *tp; 536 537 tp = getitesp(dev)->tp; 538 539 KDASSERT(tp); 540 return tp->t_linesw->l_write(tp, uio, flag); 541 } 542 543 int 544 itepoll(dev_t dev, int events, struct lwp *l) 545 { 546 struct tty *tp; 547 548 tp = getitesp(dev)->tp; 549 550 KDASSERT(tp); 551 return ((*tp->t_linesw->l_poll)(tp, events, l)); 552 } 553 554 struct tty * 555 itetty(dev_t dev) 556 { 557 return (getitesp(dev)->tp); 558 } 559 560 int 561 iteioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 562 { 563 struct iterepeat *irp; 564 struct ite_softc *ip; 565 struct itebell *ib; 566 struct tty *tp; 567 int error; 568 569 ip = getitesp(dev); 570 tp = ip->tp; 571 572 KDASSERT(tp); 573 574 error = tp->t_linesw->l_ioctl(tp, cmd, addr, flag, l); 575 if (error != EPASSTHROUGH) 576 return (error); 577 error = ttioctl(tp, cmd, addr, flag, l); 578 if (error != EPASSTHROUGH) 579 return (error); 580 581 switch (cmd) { 582 case ITEIOCGBELL: 583 ib = (struct itebell *)addr; 584 ib->volume = bvolume; 585 ib->pitch = bpitch; 586 ib->msec = bmsec; 587 return (0); 588 case ITEIOCSBELL: 589 ib = (struct itebell *)addr; 590 591 if (ib->pitch > MAXBPITCH || ib->pitch < MINBPITCH || 592 ib->volume > MAXBVOLUME || ib->msec > MAXBTIME) 593 return (EINVAL); 594 bvolume = ib->volume; 595 bpitch = ib->pitch; 596 bmsec = ib->msec; 597 return (0); 598 case ITEIOCSKMAP: 599 if (addr == 0) 600 return(EFAULT); 601 memcpy( &kbdmap, addr, sizeof(struct kbdmap)); 602 return(0); 603 case ITEIOCGKMAP: 604 if (addr == NULL) 605 return(EFAULT); 606 memcpy( addr, &kbdmap, sizeof(struct kbdmap)); 607 return(0); 608 case ITEIOCGREPT: 609 irp = (struct iterepeat *)addr; 610 irp->start = start_repeat_timeo; 611 irp->next = next_repeat_timeo; 612 return (0); 613 case ITEIOCSREPT: 614 irp = (struct iterepeat *)addr; 615 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 616 return(EINVAL); 617 start_repeat_timeo = irp->start; 618 next_repeat_timeo = irp->next; 619 return(0); 620 } 621 #if NGRFCC > 0 622 /* XXX */ 623 if (minor(dev) == 0) { 624 error = ite_grf_ioctl(ip, cmd, addr, flag, l); 625 if (error >= 0) 626 return (error); 627 } 628 #endif 629 return (EPASSTHROUGH); 630 } 631 632 void 633 itestart(struct tty *tp) 634 { 635 struct clist *rbp; 636 struct ite_softc *ip; 637 u_char buf[ITEBURST]; 638 int s, len; 639 640 ip = getitesp(tp->t_dev); 641 642 KDASSERT(tp); 643 644 s = spltty(); { 645 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 646 goto out; 647 648 tp->t_state |= TS_BUSY; 649 rbp = &tp->t_outq; 650 651 len = q_to_b(rbp, buf, ITEBURST); 652 } splx(s); 653 654 /* Here is a really good place to implement pre/jumpscroll() */ 655 ite_putstr(buf, len, tp->t_dev); 656 657 s = spltty(); { 658 tp->t_state &= ~TS_BUSY; 659 /* we have characters remaining. */ 660 if (ttypull(tp)) { 661 tp->t_state |= TS_TIMEOUT; 662 callout_schedule(&tp->t_rstrt_ch, 1); 663 } 664 } 665 out: 666 splx(s); 667 } 668 669 void 670 ite_on(dev_t dev, int flag) 671 { 672 struct ite_softc *ip; 673 int unit; 674 675 unit = ITEUNIT(dev); 676 ip = getitesp(dev); 677 678 /* force ite active, overriding graphics mode */ 679 if (flag & 1) { 680 ip->flags |= ITE_ACTIVE; 681 ip->flags &= ~(ITE_INGRF | ITE_INITED); 682 } 683 /* leave graphics mode */ 684 if (flag & 2) { 685 ip->flags &= ~ITE_INGRF; 686 if ((ip->flags & ITE_ACTIVE) == 0) 687 return; 688 } 689 ip->flags |= ITE_ACTIVE; 690 if (ip->flags & ITE_INGRF) 691 return; 692 iteinit(dev); 693 } 694 695 void 696 ite_off(dev_t dev, int flag) 697 { 698 struct ite_softc *ip; 699 700 ip = getitesp(dev); 701 if (flag & 2) 702 ip->flags |= ITE_INGRF; 703 if ((ip->flags & ITE_ACTIVE) == 0) 704 return; 705 if ((flag & 1) || 706 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 707 SUBR_DEINIT(ip); 708 /* XXX hmm grfon() I think wants this to go inactive. */ 709 if ((flag & 2) == 0) 710 ip->flags &= ~ITE_ACTIVE; 711 } 712 713 /* XXX called after changes made in underlying grf layer. */ 714 /* I want to nuke this */ 715 void 716 ite_reinit(dev_t dev) 717 { 718 struct ite_softc *ip; 719 720 ip = getitesp(dev); 721 ip->flags &= ~ITE_INITED; 722 iteinit(dev); 723 } 724 725 int 726 ite_param(struct tty *tp, struct termios *t) 727 { 728 tp->t_ispeed = t->c_ispeed; 729 tp->t_ospeed = t->c_ospeed; 730 tp->t_cflag = t->c_cflag; 731 return (0); 732 } 733 734 void 735 ite_reset(struct ite_softc *ip) 736 { 737 int i; 738 739 ip->curx = 0; 740 ip->cury = 0; 741 ip->attribute = ATTR_NOR; 742 ip->save_curx = 0; 743 ip->save_cury = 0; 744 ip->save_attribute = ATTR_NOR; 745 ip->ap = ip->argbuf; 746 ip->emul_level = 0; 747 ip->eightbit_C1 = 0; 748 ip->top_margin = 0; 749 ip->bottom_margin = ip->rows - 1; 750 ip->inside_margins = 0; 751 ip->linefeed_newline = 0; 752 ip->auto_wrap = ite_default_wrap; 753 ip->cursor_appmode = 0; 754 ip->keypad_appmode = 0; 755 ip->imode = 0; 756 ip->key_repeat = 1; 757 memset(ip->tabs, 0, ip->cols); 758 for (i = 0; i < ip->cols; i++) 759 ip->tabs[i] = ((i & 7) == 0); 760 } 761 762 /* 763 * has to be global because of the shared filters. 764 */ 765 static u_char key_mod; 766 static u_char last_dead; 767 768 /* Used in console at startup only */ 769 int 770 ite_cnfilter(u_char c, enum caller caller) 771 { 772 struct key key; 773 u_char code, up, mask; 774 int s, i; 775 776 up = c & 0x80 ? 1 : 0; 777 c &= 0x7f; 778 code = 0; 779 780 s = spltty(); 781 782 i = (int)c - KBD_LEFT_SHIFT; 783 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 784 mask = 1 << i; 785 if (up) 786 key_mod &= ~mask; 787 else 788 key_mod |= mask; 789 splx(s); 790 return -1; 791 } 792 793 if (up) { 794 splx(s); 795 return -1; 796 } 797 798 /* translate modifiers */ 799 if (key_mod & KBD_MOD_SHIFT) { 800 if (key_mod & KBD_MOD_ALT) 801 key = kbdmap.alt_shift_keys[c]; 802 else 803 key = kbdmap.shift_keys[c]; 804 } else if (key_mod & KBD_MOD_ALT) 805 key = kbdmap.alt_keys[c]; 806 else { 807 key = kbdmap.keys[c]; 808 /* if CAPS and key is CAPable (no pun intended) */ 809 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 810 key = kbdmap.shift_keys[c]; 811 } 812 code = key.code; 813 814 /* if string return */ 815 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 816 splx(s); 817 return -1; 818 } 819 /* handle dead keys */ 820 if (key.mode & KBD_MODE_DEAD) { 821 /* if entered twice, send accent itself */ 822 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 823 last_dead = 0; 824 else { 825 last_dead = key.mode & KBD_MODE_ACCMASK; 826 splx(s); 827 return -1; 828 } 829 } 830 if (last_dead) { 831 /* can't apply dead flag to string-keys */ 832 if (code >= '@' && code < 0x7f) 833 code = 834 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 835 last_dead = 0; 836 } 837 if (key_mod & KBD_MOD_CTRL) 838 code &= 0x1f; 839 if (key_mod & KBD_MOD_META) 840 code |= 0x80; 841 842 /* do console mapping. */ 843 code = code == '\r' ? '\n' : code; 844 845 splx(s); 846 return (code); 847 } 848 849 /* And now the old stuff. */ 850 851 /* these are used to implement repeating keys.. */ 852 static u_char last_char; 853 static u_char tout_pending; 854 855 /*ARGSUSED*/ 856 static void 857 repeat_handler(void *arg) 858 { 859 tout_pending = 0; 860 if (last_char) 861 ite_filter(last_char, ITEFILT_REPEATER); 862 } 863 864 void 865 ite_filter(u_char c, enum caller caller) 866 { 867 struct tty *kbd_tty; 868 u_char code, *str, up, mask; 869 struct key key; 870 int s, i; 871 872 if (kbd_ite == NULL || kbd_ite->tp == NULL) 873 return; 874 875 kbd_tty = kbd_ite->tp; 876 877 /* have to make sure we're at spltty in here */ 878 s = spltty(); 879 880 up = c & 0x80 ? 1 : 0; 881 c &= 0x7f; 882 code = 0; 883 884 i = (int)c - KBD_LEFT_SHIFT; 885 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 886 mask = 1 << i; 887 if (up) 888 key_mod &= ~mask; 889 else 890 key_mod |= mask; 891 splx(s); 892 return; 893 } 894 /* stop repeating on up event */ 895 if (up) { 896 if (tout_pending) { 897 callout_stop(&repeat_ch); 898 tout_pending = 0; 899 last_char = 0; 900 } 901 splx(s); 902 return; 903 } else if (tout_pending && last_char != c) { 904 /* different character, stop also */ 905 callout_stop(&repeat_ch); 906 tout_pending = 0; 907 last_char = 0; 908 } 909 /* Safety button, switch back to ascii keymap. */ 910 if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x50) { 911 memcpy( &kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 912 913 splx(s); 914 return; 915 #ifdef DDB 916 } else if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x59) { 917 Debugger(); 918 splx(s); 919 return; 920 #endif 921 } 922 /* translate modifiers */ 923 if (key_mod & KBD_MOD_SHIFT) { 924 if (key_mod & KBD_MOD_ALT) 925 key = kbdmap.alt_shift_keys[c]; 926 else 927 key = kbdmap.shift_keys[c]; 928 } else if (key_mod & KBD_MOD_ALT) 929 key = kbdmap.alt_keys[c]; 930 else { 931 key = kbdmap.keys[c]; 932 /* if CAPS and key is CAPable (no pun intended) */ 933 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 934 key = kbdmap.shift_keys[c]; 935 } 936 code = key.code; 937 938 /* 939 * arrange to repeat the keystroke. By doing this at the level 940 * of scan-codes, we can have function keys, and keys that 941 * send strings, repeat too. This also entitles an additional 942 * overhead, since we have to do the conversion each time, but 943 * I guess that's ok. 944 */ 945 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 946 tout_pending = 1; 947 last_char = c; 948 callout_reset(&repeat_ch, 949 start_repeat_timeo * hz / 100, repeat_handler, NULL); 950 } else if (!tout_pending && caller == ITEFILT_REPEATER && 951 kbd_ite->key_repeat) { 952 tout_pending = 1; 953 last_char = c; 954 callout_reset(&repeat_ch, 955 next_repeat_timeo * hz / 100, repeat_handler, NULL); 956 } 957 /* handle dead keys */ 958 if (key.mode & KBD_MODE_DEAD) { 959 /* if entered twice, send accent itself */ 960 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 961 last_dead = 0; 962 else { 963 last_dead = key.mode & KBD_MODE_ACCMASK; 964 splx(s); 965 return; 966 } 967 } 968 if (last_dead) { 969 /* can't apply dead flag to string-keys */ 970 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 971 code < 0x7f) 972 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 973 last_dead = 0; 974 } 975 /* if not string, apply META and CTRL modifiers */ 976 if (!(key.mode & KBD_MODE_STRING) 977 && (!(key.mode & KBD_MODE_KPAD) || 978 (kbd_ite && !kbd_ite->keypad_appmode))) { 979 if (key_mod & KBD_MOD_CTRL) 980 code &= 0x1f; 981 if (key_mod & KBD_MOD_META) 982 code |= 0x80; 983 } else if ((key.mode & KBD_MODE_KPAD) && 984 (kbd_ite && kbd_ite->keypad_appmode)) { 985 static char in[] = { 986 0x0f /* 0 */, 0x1d /* 1 */, 0x1e /* 2 */, 0x1f /* 3 */, 987 0x2d /* 4 */, 0x2e /* 5 */, 0x2f /* 6 */, 0x3d /* 7 */, 988 0x3e /* 8 */, 0x3f /* 9 */, 0x4a /* - */, 0x5e /* + */, 989 0x3c /* . */, 0x43 /* e */, 0x5a /* ( */, 0x5b /* ) */, 990 0x5c /* / */, 0x5d /* * */ 991 }; 992 static const char *out = "pqrstuvwxymlnMPQRS"; 993 char *cp = strchr(in, c); 994 995 /* 996 * keypad-appmode sends SS3 followed by the above 997 * translated character 998 */ 999 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1000 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1001 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1002 splx(s); 1003 return; 1004 } else { 1005 /* *NO* I don't like this.... */ 1006 static u_char app_cursor[] = 1007 { 1008 3, 27, 'O', 'A', 1009 3, 27, 'O', 'B', 1010 3, 27, 'O', 'C', 1011 3, 27, 'O', 'D'}; 1012 1013 str = kbdmap.strings + code; 1014 /* 1015 * if this is a cursor key, AND it has the default 1016 * keymap setting, AND we're in app-cursor mode, switch 1017 * to the above table. This is *nasty* ! 1018 */ 1019 if (c >= 0x4c && c <= 0x4f && kbd_ite->cursor_appmode 1020 && !memcmp(str, "\x03\x1b[", 3) && 1021 strchr("ABCD", str[3])) 1022 str = app_cursor + 4 * (str[3] - 'A'); 1023 1024 /* 1025 * using a length-byte instead of 0-termination allows 1026 * to embed \0 into strings, although this is not used 1027 * in the default keymap 1028 */ 1029 for (i = *str++; i; i--) 1030 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1031 splx(s); 1032 return; 1033 } 1034 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1035 1036 splx(s); 1037 return; 1038 } 1039 1040 /* helper functions, makes the code below more readable */ 1041 inline static void 1042 ite_sendstr(const char *str) 1043 { 1044 struct tty *kbd_tty; 1045 1046 kbd_tty = kbd_ite->tp; 1047 KDASSERT(kbd_tty); 1048 while (*str) 1049 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1050 } 1051 1052 static void 1053 alignment_display(struct ite_softc *ip) 1054 { 1055 int i, j; 1056 1057 for (j = 0; j < ip->rows; j++) 1058 for (i = 0; i < ip->cols; i++) 1059 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1060 attrclr(ip, 0, 0, ip->rows, ip->cols); 1061 SUBR_CURSOR(ip, DRAW_CURSOR); 1062 } 1063 1064 inline static void 1065 snap_cury(struct ite_softc *ip) 1066 { 1067 if (ip->inside_margins) 1068 { 1069 if (ip->cury < ip->top_margin) 1070 ip->cury = ip->top_margin; 1071 if (ip->cury > ip->bottom_margin) 1072 ip->cury = ip->bottom_margin; 1073 } 1074 } 1075 1076 inline static void 1077 ite_dnchar(struct ite_softc *ip, int n) 1078 { 1079 n = min(n, ip->cols - ip->curx); 1080 if (n < ip->cols - ip->curx) 1081 { 1082 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1083 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1084 1, ip->cols - ip->curx - n); 1085 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1086 } 1087 while (n-- > 0) 1088 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1089 SUBR_CURSOR(ip, DRAW_CURSOR); 1090 } 1091 1092 inline static void 1093 ite_inchar(struct ite_softc *ip, int n) 1094 { 1095 n = min(n, ip->cols - ip->curx); 1096 if (n < ip->cols - ip->curx) 1097 { 1098 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1099 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1100 1, ip->cols - ip->curx - n); 1101 attrclr(ip, ip->cury, ip->curx, 1, n); 1102 } 1103 while (n--) 1104 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1105 SUBR_CURSOR(ip, DRAW_CURSOR); 1106 } 1107 1108 inline static void 1109 ite_clrtoeol(struct ite_softc *ip) 1110 { 1111 int y = ip->cury, x = ip->curx; 1112 if (ip->cols - x > 0) 1113 { 1114 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1115 attrclr(ip, y, x, 1, ip->cols - x); 1116 SUBR_CURSOR(ip, DRAW_CURSOR); 1117 } 1118 } 1119 1120 inline static void 1121 ite_clrtobol(struct ite_softc *ip) 1122 { 1123 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1124 SUBR_CLEAR(ip, y, 0, 1, x); 1125 attrclr(ip, y, 0, 1, x); 1126 SUBR_CURSOR(ip, DRAW_CURSOR); 1127 } 1128 1129 inline static void 1130 ite_clrline(struct ite_softc *ip) 1131 { 1132 int y = ip->cury; 1133 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1134 attrclr(ip, y, 0, 1, ip->cols); 1135 SUBR_CURSOR(ip, DRAW_CURSOR); 1136 } 1137 1138 1139 1140 inline static void 1141 ite_clrtoeos(struct ite_softc *ip) 1142 { 1143 ite_clrtoeol(ip); 1144 if (ip->cury < ip->rows - 1) 1145 { 1146 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1147 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1148 SUBR_CURSOR(ip, DRAW_CURSOR); 1149 } 1150 } 1151 1152 inline static void 1153 ite_clrtobos(struct ite_softc *ip) 1154 { 1155 ite_clrtobol(ip); 1156 if (ip->cury > 0) 1157 { 1158 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1159 attrclr(ip, 0, 0, ip->cury, ip->cols); 1160 SUBR_CURSOR(ip, DRAW_CURSOR); 1161 } 1162 } 1163 1164 inline static void 1165 ite_clrscreen(struct ite_softc *ip) 1166 { 1167 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1168 attrclr(ip, 0, 0, ip->rows, ip->cols); 1169 SUBR_CURSOR(ip, DRAW_CURSOR); 1170 } 1171 1172 1173 1174 inline static void 1175 ite_dnline(struct ite_softc *ip, int n) 1176 { 1177 /* interesting.. if the cursor is outside the scrolling 1178 region, this command is simply ignored.. */ 1179 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1180 return; 1181 1182 n = min(n, ip->bottom_margin + 1 - ip->cury); 1183 if (n <= ip->bottom_margin - ip->cury) 1184 { 1185 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1186 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1187 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1188 } 1189 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1190 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1191 SUBR_CURSOR(ip, DRAW_CURSOR); 1192 } 1193 1194 inline static void 1195 ite_inline(struct ite_softc *ip, int n) 1196 { 1197 /* interesting.. if the cursor is outside the scrolling 1198 region, this command is simply ignored.. */ 1199 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1200 return; 1201 1202 n = min(n, ip->bottom_margin + 1 - ip->cury); 1203 if (n <= ip->bottom_margin - ip->cury) 1204 { 1205 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1206 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1207 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1208 } 1209 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1210 attrclr(ip, ip->cury, 0, n, ip->cols); 1211 SUBR_CURSOR(ip, DRAW_CURSOR); 1212 } 1213 1214 inline static void 1215 ite_lf(struct ite_softc *ip) 1216 { 1217 ++ip->cury; 1218 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1219 { 1220 ip->cury--; 1221 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1222 ite_clrline(ip); 1223 } 1224 SUBR_CURSOR(ip, MOVE_CURSOR); 1225 clr_attr(ip, ATTR_INV); 1226 } 1227 1228 inline static void 1229 ite_crlf(struct ite_softc *ip) 1230 { 1231 ip->curx = 0; 1232 ite_lf (ip); 1233 } 1234 1235 inline static void 1236 ite_cr(struct ite_softc *ip) 1237 { 1238 if (ip->curx) 1239 { 1240 ip->curx = 0; 1241 SUBR_CURSOR(ip, MOVE_CURSOR); 1242 } 1243 } 1244 1245 inline static void 1246 ite_rlf(struct ite_softc *ip) 1247 { 1248 ip->cury--; 1249 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1250 { 1251 ip->cury++; 1252 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1253 ite_clrline(ip); 1254 } 1255 SUBR_CURSOR(ip, MOVE_CURSOR); 1256 clr_attr(ip, ATTR_INV); 1257 } 1258 1259 inline static int 1260 atoi(const char *cp) 1261 { 1262 int n; 1263 1264 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1265 n = n * 10 + *cp - '0'; 1266 1267 return n; 1268 } 1269 1270 inline static int 1271 ite_argnum(struct ite_softc *ip) 1272 { 1273 char ch; 1274 int n; 1275 1276 /* convert argument string into number */ 1277 if (ip->ap == ip->argbuf) 1278 return 1; 1279 ch = *ip->ap; 1280 *ip->ap = 0; 1281 n = atoi (ip->argbuf); 1282 *ip->ap = ch; 1283 1284 return n; 1285 } 1286 1287 inline static int 1288 ite_zargnum(struct ite_softc *ip) 1289 { 1290 char ch; 1291 int n; 1292 1293 /* convert argument string into number */ 1294 if (ip->ap == ip->argbuf) 1295 return 0; 1296 ch = *ip->ap; 1297 *ip->ap = 0; 1298 n = atoi (ip->argbuf); 1299 *ip->ap = ch; 1300 1301 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1302 } 1303 1304 void 1305 ite_putstr(const char *s, int len, dev_t dev) 1306 { 1307 struct ite_softc *ip; 1308 int i; 1309 1310 ip = getitesp(dev); 1311 1312 /* XXX avoid problems */ 1313 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1314 return; 1315 1316 SUBR_CURSOR(ip, START_CURSOROPT); 1317 for (i = 0; i < len; i++) 1318 if (s[i]) 1319 iteputchar(s[i], ip); 1320 SUBR_CURSOR(ip, END_CURSOROPT); 1321 } 1322 1323 static void 1324 iteprecheckwrap(struct ite_softc *ip) 1325 { 1326 if (ip->auto_wrap && ip->curx == ip->cols) { 1327 ip->curx = 0; 1328 clr_attr(ip, ATTR_INV); 1329 if (++ip->cury >= ip->bottom_margin + 1) { 1330 ip->cury = ip->bottom_margin; 1331 SUBR_CURSOR(ip, MOVE_CURSOR); 1332 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1333 ite_clrtoeol(ip); 1334 } else 1335 SUBR_CURSOR(ip, MOVE_CURSOR); 1336 } 1337 } 1338 1339 static void 1340 itecheckwrap(struct ite_softc *ip) 1341 { 1342 #if 0 1343 if (++ip->curx == ip->cols) { 1344 if (ip->auto_wrap) { 1345 ip->curx = 0; 1346 clr_attr(ip, ATTR_INV); 1347 if (++ip->cury >= ip->bottom_margin + 1) { 1348 ip->cury = ip->bottom_margin; 1349 SUBR_CURSOR(ip, MOVE_CURSOR); 1350 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1351 ite_clrtoeol(ip); 1352 return; 1353 } 1354 } else 1355 /* stay there if no autowrap.. */ 1356 ip->curx--; 1357 } 1358 #else 1359 if (ip->curx < ip->cols) { 1360 ip->curx++; 1361 SUBR_CURSOR(ip, MOVE_CURSOR); 1362 } 1363 #endif 1364 } 1365 1366 void 1367 iteputchar(register int c, struct ite_softc *ip) 1368 { 1369 struct tty *kbd_tty; 1370 int n, x, y; 1371 char *cp; 1372 1373 if (kbd_ite == NULL) 1374 kbd_tty = NULL; 1375 else 1376 kbd_tty = kbd_ite->tp; 1377 1378 if (ip->escape) { 1379 switch (ip->escape) { 1380 case ESC: 1381 switch (c) { 1382 /* 1383 * first 7bit equivalents for the 1384 * 8bit control characters 1385 */ 1386 case 'D': 1387 c = IND; 1388 ip->escape = 0; 1389 break; 1390 /* 1391 * and fall into the next 1392 * switch below (same for all `break') 1393 */ 1394 case 'E': 1395 c = NEL; 1396 ip->escape = 0; 1397 break; 1398 case 'H': 1399 c = HTS; 1400 ip->escape = 0; 1401 break; 1402 case 'M': 1403 c = RI; 1404 ip->escape = 0; 1405 break; 1406 case 'N': 1407 c = SS2; 1408 ip->escape = 0; 1409 break; 1410 case 'O': 1411 c = SS3; 1412 ip->escape = 0; 1413 break; 1414 case 'P': 1415 c = DCS; 1416 ip->escape = 0; 1417 break; 1418 case '[': 1419 c = CSI; 1420 ip->escape = 0; 1421 break; 1422 case '\\': 1423 c = ST; 1424 ip->escape = 0; 1425 break; 1426 case ']': 1427 c = OSC; 1428 ip->escape = 0; 1429 break; 1430 case '^': 1431 c = PM; 1432 ip->escape = 0; 1433 break; 1434 case '_': 1435 c = APC; 1436 ip->escape = 0; 1437 break; 1438 /* introduces 7/8bit control */ 1439 case ' ': 1440 /* can be followed by either F or G */ 1441 ip->escape = ' '; 1442 break; 1443 /* 1444 * a lot of character set selections, not yet 1445 * used... 94-character sets: 1446 */ 1447 case '(': /* G0 */ 1448 case ')': /* G1 */ 1449 ip->escape = c; 1450 return; 1451 case '*': /* G2 */ 1452 case '+': /* G3 */ 1453 case 'B': /* ASCII */ 1454 case 'A': /* ISO latin 1 */ 1455 case '<': /* user preferred suplemental */ 1456 case '0': /* dec special graphics */ 1457 /* 1458 * 96-character sets: 1459 */ 1460 case '-': /* G1 */ 1461 case '.': /* G2 */ 1462 case '/': /* G3 */ 1463 /* 1464 * national character sets: 1465 */ 1466 case '4': /* dutch */ 1467 case '5': 1468 case 'C': /* finnish */ 1469 case 'R': /* french */ 1470 case 'Q': /* french canadian */ 1471 case 'K': /* german */ 1472 case 'Y': /* italian */ 1473 case '6': /* norwegian/danish */ 1474 /* 1475 * note: %5 and %6 are not supported (two 1476 * chars..) 1477 */ 1478 ip->escape = 0; 1479 /* just ignore for now */ 1480 return; 1481 /* 1482 * locking shift modes (as you might guess, not 1483 * yet supported..) 1484 */ 1485 case '`': 1486 ip->GR = ip->G1; 1487 ip->escape = 0; 1488 return; 1489 case 'n': 1490 ip->GL = ip->G2; 1491 ip->escape = 0; 1492 return; 1493 case '}': 1494 ip->GR = ip->G2; 1495 ip->escape = 0; 1496 return; 1497 case 'o': 1498 ip->GL = ip->G3; 1499 ip->escape = 0; 1500 return; 1501 case '|': 1502 ip->GR = ip->G3; 1503 ip->escape = 0; 1504 return; 1505 case '#': 1506 /* font width/height control */ 1507 ip->escape = '#'; 1508 return; 1509 case 'c': 1510 /* hard terminal reset .. */ 1511 ite_reset(ip); 1512 SUBR_CURSOR(ip, MOVE_CURSOR); 1513 ip->escape = 0; 1514 return; 1515 case '7': 1516 ip->save_curx = ip->curx; 1517 ip->save_cury = ip->cury; 1518 ip->save_attribute = ip->attribute; 1519 ip->escape = 0; 1520 return; 1521 case '8': 1522 ip->curx = ip->save_curx; 1523 ip->cury = ip->save_cury; 1524 ip->attribute = ip->save_attribute; 1525 SUBR_CURSOR(ip, MOVE_CURSOR); 1526 ip->escape = 0; 1527 return; 1528 case '=': 1529 ip->keypad_appmode = 1; 1530 ip->escape = 0; 1531 return; 1532 case '>': 1533 ip->keypad_appmode = 0; 1534 ip->escape = 0; 1535 return; 1536 case 'Z': /* request ID */ 1537 /* XXX not clean */ 1538 if (ip->emul_level == EMUL_VT100) 1539 ite_sendstr("\033[?61;0c"); 1540 else 1541 ite_sendstr("\033[?63;0c"); 1542 ip->escape = 0; 1543 return; 1544 default: 1545 /* 1546 * default catch all for not recognized ESC 1547 * sequences 1548 */ 1549 ip->escape = 0; 1550 return; 1551 } 1552 break; 1553 case '(': 1554 case ')': 1555 ip->escape = 0; 1556 return; 1557 case ' ': 1558 switch (c) { 1559 case 'F': 1560 ip->eightbit_C1 = 0; 1561 ip->escape = 0; 1562 return; 1563 case 'G': 1564 ip->eightbit_C1 = 1; 1565 ip->escape = 0; 1566 return; 1567 default: 1568 /* not supported */ 1569 ip->escape = 0; 1570 return; 1571 } 1572 break; 1573 case '#': 1574 switch (c) { 1575 case '5': 1576 /* single height, single width */ 1577 ip->escape = 0; 1578 return; 1579 case '6': 1580 /* double width, single height */ 1581 ip->escape = 0; 1582 return; 1583 case '3': 1584 /* top half */ 1585 ip->escape = 0; 1586 return; 1587 case '4': 1588 /* bottom half */ 1589 ip->escape = 0; 1590 return; 1591 case '8': 1592 /* screen alignment pattern... */ 1593 alignment_display(ip); 1594 ip->escape = 0; 1595 return; 1596 default: 1597 ip->escape = 0; 1598 return; 1599 } 1600 break; 1601 case CSI: 1602 /* the biggie... */ 1603 switch (c) { 1604 case '0': 1605 case '1': 1606 case '2': 1607 case '3': 1608 case '4': 1609 case '5': 1610 case '6': 1611 case '7': 1612 case '8': 1613 case '9': 1614 case ';': 1615 case '\"': 1616 case '$': 1617 case '>': 1618 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1619 *ip->ap++ = c; 1620 return; 1621 case BS: 1622 /* 1623 * you wouldn't believe such perversion is 1624 * possible? it is.. BS is allowed in between 1625 * cursor sequences (at least), according to 1626 * vttest.. 1627 */ 1628 if (--ip->curx < 0) 1629 ip->curx = 0; 1630 else 1631 SUBR_CURSOR(ip, MOVE_CURSOR); 1632 break; 1633 case 'p': 1634 *ip->ap = 0; 1635 if (!strncmp(ip->argbuf, "61\"", 3)) 1636 ip->emul_level = EMUL_VT100; 1637 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1638 || !strncmp(ip->argbuf, "62;1\"", 5)) 1639 ip->emul_level = EMUL_VT300_7; 1640 else 1641 ip->emul_level = EMUL_VT300_8; 1642 ip->escape = 0; 1643 return; 1644 case '?': 1645 *ip->ap = 0; 1646 ip->escape = '?'; 1647 ip->ap = ip->argbuf; 1648 return; 1649 case 'c': 1650 *ip->ap = 0; 1651 if (ip->argbuf[0] == '>') { 1652 ite_sendstr("\033[>24;0;0;0c"); 1653 } else 1654 switch (ite_zargnum(ip)) { 1655 case 0: 1656 /* 1657 * primary DA request, send 1658 * primary DA response 1659 */ 1660 if (ip->emul_level 1661 == EMUL_VT100) 1662 ite_sendstr( 1663 "\033[?1;1c"); 1664 else 1665 ite_sendstr( 1666 "\033[?63;1c"); 1667 break; 1668 } 1669 ip->escape = 0; 1670 return; 1671 case 'n': 1672 switch (ite_zargnum(ip)) { 1673 case 5: 1674 /* no malfunction */ 1675 ite_sendstr("\033[0n"); 1676 break; 1677 case 6: 1678 /* cursor position report */ 1679 sprintf(ip->argbuf, "\033[%d;%dR", 1680 ip->cury + 1, ip->curx + 1); 1681 ite_sendstr(ip->argbuf); 1682 break; 1683 } 1684 ip->escape = 0; 1685 return; 1686 case 'x': 1687 switch (ite_zargnum(ip)) { 1688 case 0: 1689 /* Fake some terminal parameters. */ 1690 ite_sendstr("\033[2;1;1;112;112;1;0x"); 1691 break; 1692 case 1: 1693 ite_sendstr("\033[3;1;1;112;112;1;0x"); 1694 break; 1695 } 1696 ip->escape = 0; 1697 return; 1698 case 'g': 1699 switch (ite_zargnum(ip)) { 1700 case 0: 1701 if (ip->curx < ip->cols) 1702 ip->tabs[ip->curx] = 0; 1703 break; 1704 case 3: 1705 for (n = 0; n < ip->cols; n++) 1706 ip->tabs[n] = 0; 1707 break; 1708 } 1709 ip->escape = 0; 1710 return; 1711 case 'h': 1712 case 'l': 1713 n = ite_zargnum(ip); 1714 switch (n) { 1715 case 4: 1716 /* insert/replace mode */ 1717 ip->imode = (c == 'h'); 1718 break; 1719 case 20: 1720 ip->linefeed_newline = (c == 'h'); 1721 break; 1722 } 1723 ip->escape = 0; 1724 return; 1725 case 'M': 1726 ite_dnline(ip, ite_argnum(ip)); 1727 ip->escape = 0; 1728 return; 1729 case 'L': 1730 ite_inline(ip, ite_argnum(ip)); 1731 ip->escape = 0; 1732 return; 1733 case 'P': 1734 ite_dnchar(ip, ite_argnum(ip)); 1735 ip->escape = 0; 1736 return; 1737 case '@': 1738 ite_inchar(ip, ite_argnum(ip)); 1739 ip->escape = 0; 1740 return; 1741 case 'G': 1742 /* 1743 * this one was *not* in my vt320 manual but in 1744 * a vt320 termcap entry.. who is right? It's 1745 * supposed to set the horizontal cursor 1746 * position. 1747 */ 1748 *ip->ap = 0; 1749 x = atoi(ip->argbuf); 1750 if (x) 1751 x--; 1752 ip->curx = min(x, ip->cols - 1); 1753 ip->escape = 0; 1754 SUBR_CURSOR(ip, MOVE_CURSOR); 1755 clr_attr(ip, ATTR_INV); 1756 return; 1757 case 'd': 1758 /* 1759 * same thing here, this one's for setting the 1760 * absolute vertical cursor position. Not 1761 * documented... 1762 */ 1763 *ip->ap = 0; 1764 y = atoi(ip->argbuf); 1765 if (y) 1766 y--; 1767 if (ip->inside_margins) 1768 y += ip->top_margin; 1769 ip->cury = min(y, ip->rows - 1); 1770 ip->escape = 0; 1771 snap_cury(ip); 1772 SUBR_CURSOR(ip, MOVE_CURSOR); 1773 clr_attr(ip, ATTR_INV); 1774 return; 1775 case 'H': 1776 case 'f': 1777 *ip->ap = 0; 1778 y = atoi(ip->argbuf); 1779 x = 0; 1780 cp = strchr(ip->argbuf, ';'); 1781 if (cp) 1782 x = atoi(cp + 1); 1783 if (x) 1784 x--; 1785 if (y) 1786 y--; 1787 if (ip->inside_margins) 1788 y += ip->top_margin; 1789 ip->cury = min(y, ip->rows - 1); 1790 ip->curx = min(x, ip->cols - 1); 1791 ip->escape = 0; 1792 snap_cury(ip); 1793 SUBR_CURSOR(ip, MOVE_CURSOR); 1794 clr_attr(ip, ATTR_INV); 1795 return; 1796 case 'A': 1797 n = ite_argnum(ip); 1798 n = ip->cury - (n ? n : 1); 1799 if (n < 0) 1800 n = 0; 1801 if (ip->inside_margins) 1802 n = max(ip->top_margin, n); 1803 else if (n == ip->top_margin - 1) 1804 /* 1805 * allow scrolling outside region, but 1806 * don't scroll out of active region 1807 * without explicit CUP 1808 */ 1809 n = ip->top_margin; 1810 ip->cury = n; 1811 ip->escape = 0; 1812 SUBR_CURSOR(ip, MOVE_CURSOR); 1813 clr_attr(ip, ATTR_INV); 1814 return; 1815 case 'B': 1816 n = ite_argnum(ip); 1817 n = ip->cury + (n ? n : 1); 1818 n = min(ip->rows - 1, n); 1819 if (ip->inside_margins) 1820 n = min(ip->bottom_margin, n); 1821 else if (n == ip->bottom_margin + 1) 1822 /* 1823 * allow scrolling outside region, but 1824 * don't scroll out of active region 1825 * without explicit CUP 1826 */ 1827 n = ip->bottom_margin; 1828 ip->cury = n; 1829 ip->escape = 0; 1830 SUBR_CURSOR(ip, MOVE_CURSOR); 1831 clr_attr(ip, ATTR_INV); 1832 return; 1833 case 'C': 1834 n = ite_argnum(ip); 1835 n = n ? n : 1; 1836 ip->curx = min(ip->curx + n, ip->cols - 1); 1837 ip->escape = 0; 1838 SUBR_CURSOR(ip, MOVE_CURSOR); 1839 clr_attr(ip, ATTR_INV); 1840 return; 1841 case 'D': 1842 n = ite_argnum(ip); 1843 n = n ? n : 1; 1844 n = ip->curx - n; 1845 ip->curx = n >= 0 ? n : 0; 1846 ip->escape = 0; 1847 SUBR_CURSOR(ip, MOVE_CURSOR); 1848 clr_attr(ip, ATTR_INV); 1849 return; 1850 case 'J': 1851 *ip->ap = 0; 1852 n = ite_zargnum(ip); 1853 if (n == 0) 1854 ite_clrtoeos(ip); 1855 else if (n == 1) 1856 ite_clrtobos(ip); 1857 else if (n == 2) 1858 ite_clrscreen(ip); 1859 ip->escape = 0; 1860 return; 1861 case 'K': 1862 n = ite_zargnum(ip); 1863 if (n == 0) 1864 ite_clrtoeol(ip); 1865 else if (n == 1) 1866 ite_clrtobol(ip); 1867 else if (n == 2) 1868 ite_clrline(ip); 1869 ip->escape = 0; 1870 return; 1871 case 'X': 1872 n = ite_argnum(ip) - 1; 1873 n = min(n, ip->cols - 1 - ip->curx); 1874 for (; n >= 0; n--) { 1875 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1876 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1877 } 1878 ip->escape = 0; 1879 return; 1880 case '}': 1881 case '`': 1882 /* status line control */ 1883 ip->escape = 0; 1884 return; 1885 case 'r': 1886 *ip->ap = 0; 1887 x = atoi(ip->argbuf); 1888 x = x ? x : 1; 1889 y = ip->rows; 1890 cp = strchr(ip->argbuf, ';'); 1891 if (cp) { 1892 y = atoi(cp + 1); 1893 y = y ? y : ip->rows; 1894 } 1895 if (y - x < 2) { 1896 /* 1897 * if illegal scrolling region, reset 1898 * to defaults 1899 */ 1900 x = 1; 1901 y = ip->rows; 1902 } 1903 x--; 1904 y--; 1905 ip->top_margin = min(x, ip->rows - 1); 1906 ip->bottom_margin = min(y, ip->rows - 1); 1907 if (ip->inside_margins) { 1908 ip->cury = ip->top_margin; 1909 ip->curx = 0; 1910 SUBR_CURSOR(ip, MOVE_CURSOR); 1911 } 1912 ip->escape = 0; 1913 return; 1914 case 'm': 1915 /* big attribute setter/resetter */ 1916 { char *_cp; 1917 *ip->ap = 0; 1918 /* kludge to make CSIm work (== CSI0m) */ 1919 if (ip->ap == ip->argbuf) 1920 ip->ap++; 1921 for (_cp = ip->argbuf; _cp < ip->ap;) { 1922 switch (*_cp) { 1923 case 0: 1924 case '0': 1925 clr_attr(ip, ATTR_ALL); 1926 _cp++; 1927 break; 1928 1929 case '1': 1930 set_attr(ip, ATTR_BOLD); 1931 _cp++; 1932 break; 1933 1934 case '2': 1935 switch (_cp[1]) { 1936 case '2': 1937 clr_attr(ip, ATTR_BOLD); 1938 _cp += 2; 1939 break; 1940 1941 case '4': 1942 clr_attr(ip, ATTR_UL); 1943 _cp += 2; 1944 break; 1945 1946 case '5': 1947 clr_attr(ip, ATTR_BLINK); 1948 _cp += 2; 1949 break; 1950 1951 case '7': 1952 clr_attr(ip, ATTR_INV); 1953 _cp += 2; 1954 break; 1955 1956 default: 1957 _cp++; 1958 break; 1959 } 1960 break; 1961 1962 case '4': 1963 set_attr(ip, ATTR_UL); 1964 _cp++; 1965 break; 1966 1967 case '5': 1968 set_attr(ip, ATTR_BLINK); 1969 _cp++; 1970 break; 1971 1972 case '7': 1973 set_attr(ip, ATTR_INV); 1974 _cp++; 1975 break; 1976 1977 default: 1978 _cp++; 1979 break; 1980 } 1981 } 1982 ip->escape = 0; 1983 return; } 1984 case 'u': 1985 /* DECRQTSR */ 1986 ite_sendstr("\033P\033\\"); 1987 ip->escape = 0; 1988 return; 1989 default: 1990 ip->escape = 0; 1991 return; 1992 } 1993 break; 1994 case '?': /* CSI ? */ 1995 switch (c) { 1996 case '0': 1997 case '1': 1998 case '2': 1999 case '3': 2000 case '4': 2001 case '5': 2002 case '6': 2003 case '7': 2004 case '8': 2005 case '9': 2006 case ';': 2007 case '\"': 2008 case '$': 2009 /* 2010 * Don't fill the last character; 2011 * it's needed. 2012 * XXX yeah, where ?? 2013 */ 2014 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2015 *ip->ap++ = c; 2016 return; 2017 case 'n': 2018 *ip->ap = 0; 2019 if (ip->ap == &ip->argbuf[2]) { 2020 if (!strncmp(ip->argbuf, "15", 2)) 2021 /* printer status: no printer */ 2022 ite_sendstr("\033[13n"); 2023 2024 else if (!strncmp(ip->argbuf, "25", 2)) 2025 /* udk status */ 2026 ite_sendstr("\033[20n"); 2027 2028 else if (!strncmp(ip->argbuf, "26", 2)) 2029 /* keyboard dialect: US */ 2030 ite_sendstr("\033[27;1n"); 2031 } 2032 ip->escape = 0; 2033 return; 2034 case 'h': 2035 case 'l': 2036 n = ite_zargnum(ip); 2037 switch (n) { 2038 case 1: 2039 ip->cursor_appmode = (c == 'h'); 2040 break; 2041 case 3: 2042 /* 132/80 columns (132 == 'h') */ 2043 break; 2044 case 4: /* smooth scroll */ 2045 break; 2046 case 5: 2047 /* 2048 * light background (=='h') /dark 2049 * background(=='l') 2050 */ 2051 break; 2052 case 6: /* origin mode */ 2053 ip->inside_margins = (c == 'h'); 2054 ip->curx = 0; 2055 ip->cury = ip->inside_margins ? 2056 ip->top_margin : 0; 2057 SUBR_CURSOR(ip, MOVE_CURSOR); 2058 break; 2059 case 7: /* auto wraparound */ 2060 ip->auto_wrap = (c == 'h'); 2061 break; 2062 case 8: /* keyboard repeat */ 2063 ip->key_repeat = (c == 'h'); 2064 break; 2065 case 20: /* newline mode */ 2066 ip->linefeed_newline = (c == 'h'); 2067 break; 2068 case 25: /* cursor on/off */ 2069 SUBR_CURSOR(ip, (c == 'h') ? 2070 DRAW_CURSOR : ERASE_CURSOR); 2071 break; 2072 } 2073 ip->escape = 0; 2074 return; 2075 default: 2076 ip->escape = 0; 2077 return; 2078 } 2079 break; 2080 default: 2081 ip->escape = 0; 2082 return; 2083 } 2084 } 2085 switch (c) { 2086 case VT: /* VT is treated like LF */ 2087 case FF: /* so is FF */ 2088 case LF: 2089 /* 2090 * cr->crlf distinction is done here, on output, not on input! 2091 */ 2092 if (ip->linefeed_newline) 2093 ite_crlf(ip); 2094 else 2095 ite_lf(ip); 2096 break; 2097 case CR: 2098 ite_cr(ip); 2099 break; 2100 case BS: 2101 if (--ip->curx < 0) 2102 ip->curx = 0; 2103 else 2104 SUBR_CURSOR(ip, MOVE_CURSOR); 2105 break; 2106 case HT: 2107 for (n = ip->curx + 1; n < ip->cols; n++) { 2108 if (ip->tabs[n]) { 2109 ip->curx = n; 2110 SUBR_CURSOR(ip, MOVE_CURSOR); 2111 break; 2112 } 2113 } 2114 break; 2115 case BEL: 2116 if (kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty 2117 #ifdef DRACO 2118 && !is_draco() 2119 #endif 2120 ) 2121 ite_bell(); 2122 break; 2123 case SO: 2124 ip->GL = ip->G1; 2125 break; 2126 case SI: 2127 ip->GL = ip->G0; 2128 break; 2129 case ENQ: 2130 /* send answer-back message !! */ 2131 break; 2132 case CAN: 2133 ip->escape = 0; /* cancel any escape sequence in progress */ 2134 break; 2135 case SUB: 2136 ip->escape = 0; /* dito, but see below */ 2137 /* should also display a reverse question mark!! */ 2138 break; 2139 case ESC: 2140 ip->escape = ESC; 2141 break; 2142 /* 2143 * now it gets weird.. 8bit control sequences.. 2144 */ 2145 case IND: 2146 /* index: move cursor down, scroll */ 2147 ite_lf(ip); 2148 break; 2149 case NEL: 2150 /* next line. next line, first pos. */ 2151 ite_crlf(ip); 2152 break; 2153 case HTS: 2154 /* set horizontal tab */ 2155 if (ip->curx < ip->cols) 2156 ip->tabs[ip->curx] = 1; 2157 break; 2158 case RI: 2159 /* reverse index */ 2160 ite_rlf(ip); 2161 break; 2162 case SS2: 2163 /* go into G2 for one character */ 2164 /* not yet supported */ 2165 break; 2166 case SS3: 2167 /* go into G3 for one character */ 2168 break; 2169 case DCS: 2170 /* device control string introducer */ 2171 ip->escape = DCS; 2172 ip->ap = ip->argbuf; 2173 break; 2174 case CSI: 2175 /* control sequence introducer */ 2176 ip->escape = CSI; 2177 ip->ap = ip->argbuf; 2178 break; 2179 case ST: 2180 /* string terminator */ 2181 /* ignore, if not used as terminator */ 2182 break; 2183 case OSC: 2184 /* 2185 * introduces OS command. Ignore everything 2186 * upto ST 2187 */ 2188 ip->escape = OSC; 2189 break; 2190 case PM: 2191 /* privacy message, ignore everything upto ST */ 2192 ip->escape = PM; 2193 break; 2194 case APC: 2195 /* 2196 * application program command, ignore * everything upto ST 2197 */ 2198 ip->escape = APC; 2199 break; 2200 default: 2201 if ((c & 0x7f) < ' ' || c == DEL) 2202 break; 2203 if (ip->imode) 2204 ite_inchar(ip, 1); 2205 iteprecheckwrap(ip); 2206 #ifdef DO_WEIRD_ATTRIBUTES 2207 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2208 attrset(ip, ATTR_INV); 2209 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2210 } else 2211 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2212 #else 2213 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2214 #endif 2215 SUBR_CURSOR(ip, DRAW_CURSOR); 2216 itecheckwrap(ip); 2217 break; 2218 } 2219 } 2220 2221