1 /* $NetBSD: ite.c,v 1.90 2010/01/30 16:47:05 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 1.90 2010/01/30 16:47:05 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 if (ip->grf->g_iteinit == NULL) 438 return; /* grf has no console */ 439 SUBR_INIT(ip); 440 SUBR_CURSOR(ip, DRAW_CURSOR); 441 if (ip->tabs == NULL) 442 ip->tabs = malloc(MAX_TABS * sizeof(u_char),M_DEVBUF,M_WAITOK); 443 ite_reset(ip); 444 ip->flags |= ITE_INITED; 445 } 446 447 int 448 iteopen(dev_t dev, int mode, int devtype, struct lwp *l) 449 { 450 struct ite_softc *ip; 451 struct tty *tp; 452 int error, first, unit; 453 454 unit = ITEUNIT(dev); 455 first = 0; 456 457 if (unit >= ite_cd.cd_ndevs) 458 return ENXIO; 459 ip = getitesp(dev); 460 if (ip == NULL) 461 return ENXIO; 462 if ((ip->flags & ITE_ATTACHED) == 0) 463 return ENXIO; 464 465 if (ip->tp == NULL) { 466 tp = ip->tp = ttymalloc(); 467 tty_attach(tp); 468 } else 469 tp = ip->tp; 470 471 if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp)) 472 return (EBUSY); 473 474 if ((ip->flags & ITE_ACTIVE) == 0) { 475 ite_on(dev, 0); 476 first = 1; 477 } 478 tp->t_oproc = itestart; 479 tp->t_param = ite_param; 480 tp->t_dev = dev; 481 if ((tp->t_state & TS_ISOPEN) == 0 && tp->t_wopen == 0) { 482 ttychars(tp); 483 tp->t_iflag = TTYDEF_IFLAG; 484 tp->t_oflag = TTYDEF_OFLAG; 485 tp->t_cflag = TTYDEF_CFLAG; 486 tp->t_lflag = TTYDEF_LFLAG; 487 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 488 tp->t_state = TS_CARR_ON; 489 ttsetwater(tp); 490 } 491 error = ttyopen(tp, 0, mode & O_NONBLOCK); 492 if (error) 493 goto bad; 494 495 error = tp->t_linesw->l_open(dev, tp); 496 if (error) 497 goto bad; 498 499 tp->t_winsize.ws_row = ip->rows; 500 tp->t_winsize.ws_col = ip->cols; 501 kbdenable(); 502 return (0); 503 bad: 504 if (first) 505 ite_off(dev, 0); 506 return (error); 507 } 508 509 int 510 iteclose(dev_t dev, int flag, int mode, struct lwp *l) 511 { 512 struct tty *tp; 513 514 tp = getitesp(dev)->tp; 515 516 KDASSERT(tp); 517 tp->t_linesw->l_close(tp, flag); 518 ttyclose(tp); 519 ite_off(dev, 0); 520 return (0); 521 } 522 523 int 524 iteread(dev_t dev, struct uio *uio, int flag) 525 { 526 struct tty *tp; 527 528 tp = getitesp(dev)->tp; 529 530 KDASSERT(tp); 531 return tp->t_linesw->l_read(tp, uio, flag); 532 } 533 534 int 535 itewrite(dev_t dev, struct uio *uio, int flag) 536 { 537 struct tty *tp; 538 539 tp = getitesp(dev)->tp; 540 541 KDASSERT(tp); 542 return tp->t_linesw->l_write(tp, uio, flag); 543 } 544 545 int 546 itepoll(dev_t dev, int events, struct lwp *l) 547 { 548 struct tty *tp; 549 550 tp = getitesp(dev)->tp; 551 552 KDASSERT(tp); 553 return ((*tp->t_linesw->l_poll)(tp, events, l)); 554 } 555 556 struct tty * 557 itetty(dev_t dev) 558 { 559 return (getitesp(dev)->tp); 560 } 561 562 int 563 iteioctl(dev_t dev, u_long cmd, void *addr, int flag, struct lwp *l) 564 { 565 struct iterepeat *irp; 566 struct ite_softc *ip; 567 struct itebell *ib; 568 struct tty *tp; 569 int error; 570 571 ip = getitesp(dev); 572 tp = ip->tp; 573 574 KDASSERT(tp); 575 576 error = tp->t_linesw->l_ioctl(tp, cmd, addr, flag, l); 577 if (error != EPASSTHROUGH) 578 return (error); 579 error = ttioctl(tp, cmd, addr, flag, l); 580 if (error != EPASSTHROUGH) 581 return (error); 582 583 switch (cmd) { 584 case ITEIOCGBELL: 585 ib = (struct itebell *)addr; 586 ib->volume = bvolume; 587 ib->pitch = bpitch; 588 ib->msec = bmsec; 589 return (0); 590 case ITEIOCSBELL: 591 ib = (struct itebell *)addr; 592 593 if (ib->pitch > MAXBPITCH || ib->pitch < MINBPITCH || 594 ib->volume > MAXBVOLUME || ib->msec > MAXBTIME) 595 return (EINVAL); 596 bvolume = ib->volume; 597 bpitch = ib->pitch; 598 bmsec = ib->msec; 599 return (0); 600 case ITEIOCSKMAP: 601 if (addr == 0) 602 return(EFAULT); 603 memcpy(&kbdmap, addr, sizeof(struct kbdmap)); 604 return(0); 605 case ITEIOCGKMAP: 606 if (addr == NULL) 607 return(EFAULT); 608 memcpy(addr, &kbdmap, sizeof(struct kbdmap)); 609 return(0); 610 case ITEIOCGREPT: 611 irp = (struct iterepeat *)addr; 612 irp->start = start_repeat_timeo; 613 irp->next = next_repeat_timeo; 614 return (0); 615 case ITEIOCSREPT: 616 irp = (struct iterepeat *)addr; 617 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 618 return(EINVAL); 619 start_repeat_timeo = irp->start; 620 next_repeat_timeo = irp->next; 621 return(0); 622 } 623 #if NGRFCC > 0 624 /* XXX */ 625 if (minor(dev) == 0) { 626 error = ite_grf_ioctl(ip, cmd, addr, flag, l); 627 if (error >= 0) 628 return (error); 629 } 630 #endif 631 return (EPASSTHROUGH); 632 } 633 634 void 635 itestart(struct tty *tp) 636 { 637 struct clist *rbp; 638 struct ite_softc *ip; 639 u_char buf[ITEBURST]; 640 int s, len; 641 642 ip = getitesp(tp->t_dev); 643 644 KDASSERT(tp); 645 646 s = spltty(); { 647 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 648 goto out; 649 650 tp->t_state |= TS_BUSY; 651 rbp = &tp->t_outq; 652 653 len = q_to_b(rbp, buf, ITEBURST); 654 } splx(s); 655 656 /* Here is a really good place to implement pre/jumpscroll() */ 657 ite_putstr(buf, len, tp->t_dev); 658 659 s = spltty(); { 660 tp->t_state &= ~TS_BUSY; 661 /* we have characters remaining. */ 662 if (ttypull(tp)) { 663 tp->t_state |= TS_TIMEOUT; 664 callout_schedule(&tp->t_rstrt_ch, 1); 665 } 666 } 667 out: 668 splx(s); 669 } 670 671 void 672 ite_on(dev_t dev, int flag) 673 { 674 struct ite_softc *ip; 675 int unit; 676 677 unit = ITEUNIT(dev); 678 ip = getitesp(dev); 679 680 /* force ite active, overriding graphics mode */ 681 if (flag & 1) { 682 ip->flags |= ITE_ACTIVE; 683 ip->flags &= ~(ITE_INGRF | ITE_INITED); 684 } 685 /* leave graphics mode */ 686 if (flag & 2) { 687 ip->flags &= ~ITE_INGRF; 688 if ((ip->flags & ITE_ACTIVE) == 0) 689 return; 690 } 691 ip->flags |= ITE_ACTIVE; 692 if (ip->flags & ITE_INGRF) 693 return; 694 iteinit(dev); 695 } 696 697 void 698 ite_off(dev_t dev, int flag) 699 { 700 struct ite_softc *ip; 701 702 ip = getitesp(dev); 703 if (flag & 2) 704 ip->flags |= ITE_INGRF; 705 if ((ip->flags & ITE_ACTIVE) == 0) 706 return; 707 if ((flag & 1) || 708 (ip->flags & (ITE_INGRF | ITE_ISCONS | ITE_INITED)) == ITE_INITED) 709 SUBR_DEINIT(ip); 710 /* XXX hmm grfon() I think wants this to go inactive. */ 711 if ((flag & 2) == 0) 712 ip->flags &= ~ITE_ACTIVE; 713 } 714 715 /* XXX called after changes made in underlying grf layer. */ 716 /* I want to nuke this */ 717 void 718 ite_reinit(dev_t dev) 719 { 720 struct ite_softc *ip; 721 722 ip = getitesp(dev); 723 ip->flags &= ~ITE_INITED; 724 iteinit(dev); 725 } 726 727 int 728 ite_param(struct tty *tp, struct termios *t) 729 { 730 tp->t_ispeed = t->c_ispeed; 731 tp->t_ospeed = t->c_ospeed; 732 tp->t_cflag = t->c_cflag; 733 return (0); 734 } 735 736 void 737 ite_reset(struct ite_softc *ip) 738 { 739 int i; 740 741 ip->curx = 0; 742 ip->cury = 0; 743 ip->attribute = ATTR_NOR; 744 ip->save_curx = 0; 745 ip->save_cury = 0; 746 ip->save_attribute = ATTR_NOR; 747 ip->ap = ip->argbuf; 748 ip->emul_level = 0; 749 ip->eightbit_C1 = 0; 750 ip->top_margin = 0; 751 ip->bottom_margin = ip->rows - 1; 752 ip->inside_margins = 0; 753 ip->linefeed_newline = 0; 754 ip->auto_wrap = ite_default_wrap; 755 ip->cursor_appmode = 0; 756 ip->keypad_appmode = 0; 757 ip->imode = 0; 758 ip->key_repeat = 1; 759 memset(ip->tabs, 0, ip->cols); 760 for (i = 0; i < ip->cols; i++) 761 ip->tabs[i] = ((i & 7) == 0); 762 } 763 764 /* 765 * has to be global because of the shared filters. 766 */ 767 static u_char key_mod; 768 static u_char last_dead; 769 770 /* Used in console at startup only */ 771 int 772 ite_cnfilter(u_char c, enum caller caller) 773 { 774 struct key key; 775 u_char code, up, mask; 776 int s, i; 777 778 up = c & 0x80 ? 1 : 0; 779 c &= 0x7f; 780 code = 0; 781 782 s = spltty(); 783 784 i = (int)c - KBD_LEFT_SHIFT; 785 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 786 mask = 1 << i; 787 if (up) 788 key_mod &= ~mask; 789 else 790 key_mod |= mask; 791 splx(s); 792 return -1; 793 } 794 795 if (up) { 796 splx(s); 797 return -1; 798 } 799 800 /* translate modifiers */ 801 if (key_mod & KBD_MOD_SHIFT) { 802 if (key_mod & KBD_MOD_ALT) 803 key = kbdmap.alt_shift_keys[c]; 804 else 805 key = kbdmap.shift_keys[c]; 806 } else if (key_mod & KBD_MOD_ALT) 807 key = kbdmap.alt_keys[c]; 808 else { 809 key = kbdmap.keys[c]; 810 /* if CAPS and key is CAPable (no pun intended) */ 811 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 812 key = kbdmap.shift_keys[c]; 813 } 814 code = key.code; 815 816 /* if string return */ 817 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 818 splx(s); 819 return -1; 820 } 821 /* handle dead keys */ 822 if (key.mode & KBD_MODE_DEAD) { 823 /* if entered twice, send accent itself */ 824 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 825 last_dead = 0; 826 else { 827 last_dead = key.mode & KBD_MODE_ACCMASK; 828 splx(s); 829 return -1; 830 } 831 } 832 if (last_dead) { 833 /* can't apply dead flag to string-keys */ 834 if (code >= '@' && code < 0x7f) 835 code = 836 acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 837 last_dead = 0; 838 } 839 if (key_mod & KBD_MOD_CTRL) 840 code &= 0x1f; 841 if (key_mod & KBD_MOD_META) 842 code |= 0x80; 843 844 /* do console mapping. */ 845 code = code == '\r' ? '\n' : code; 846 847 splx(s); 848 return (code); 849 } 850 851 /* And now the old stuff. */ 852 853 /* these are used to implement repeating keys.. */ 854 static u_char last_char; 855 static u_char tout_pending; 856 857 /*ARGSUSED*/ 858 static void 859 repeat_handler(void *arg) 860 { 861 tout_pending = 0; 862 if (last_char) 863 ite_filter(last_char, ITEFILT_REPEATER); 864 } 865 866 void 867 ite_filter(u_char c, enum caller caller) 868 { 869 struct tty *kbd_tty; 870 u_char code, *str, up, mask; 871 struct key key; 872 int s, i; 873 874 if (kbd_ite == NULL || kbd_ite->tp == NULL) 875 return; 876 877 kbd_tty = kbd_ite->tp; 878 879 /* have to make sure we're at spltty in here */ 880 s = spltty(); 881 882 up = c & 0x80 ? 1 : 0; 883 c &= 0x7f; 884 code = 0; 885 886 i = (int)c - KBD_LEFT_SHIFT; 887 if (i >= 0 && i <= (KBD_RIGHT_META - KBD_LEFT_SHIFT)) { 888 mask = 1 << i; 889 if (up) 890 key_mod &= ~mask; 891 else 892 key_mod |= mask; 893 splx(s); 894 return; 895 } 896 /* stop repeating on up event */ 897 if (up) { 898 if (tout_pending) { 899 callout_stop(&repeat_ch); 900 tout_pending = 0; 901 last_char = 0; 902 } 903 splx(s); 904 return; 905 } else if (tout_pending && last_char != c) { 906 /* different character, stop also */ 907 callout_stop(&repeat_ch); 908 tout_pending = 0; 909 last_char = 0; 910 } 911 /* Safety button, switch back to ascii keymap. */ 912 if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x50) { 913 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 914 915 splx(s); 916 return; 917 #ifdef DDB 918 } else if (key_mod == (KBD_MOD_LALT | KBD_MOD_LMETA) && c == 0x59) { 919 Debugger(); 920 splx(s); 921 return; 922 #endif 923 } 924 /* translate modifiers */ 925 if (key_mod & KBD_MOD_SHIFT) { 926 if (key_mod & KBD_MOD_ALT) 927 key = kbdmap.alt_shift_keys[c]; 928 else 929 key = kbdmap.shift_keys[c]; 930 } else if (key_mod & KBD_MOD_ALT) 931 key = kbdmap.alt_keys[c]; 932 else { 933 key = kbdmap.keys[c]; 934 /* if CAPS and key is CAPable (no pun intended) */ 935 if ((key_mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 936 key = kbdmap.shift_keys[c]; 937 } 938 code = key.code; 939 940 /* 941 * arrange to repeat the keystroke. By doing this at the level 942 * of scan-codes, we can have function keys, and keys that 943 * send strings, repeat too. This also entitles an additional 944 * overhead, since we have to do the conversion each time, but 945 * I guess that's ok. 946 */ 947 if (!tout_pending && caller == ITEFILT_TTY && kbd_ite->key_repeat) { 948 tout_pending = 1; 949 last_char = c; 950 callout_reset(&repeat_ch, 951 start_repeat_timeo * hz / 100, repeat_handler, NULL); 952 } else if (!tout_pending && caller == ITEFILT_REPEATER && 953 kbd_ite->key_repeat) { 954 tout_pending = 1; 955 last_char = c; 956 callout_reset(&repeat_ch, 957 next_repeat_timeo * hz / 100, repeat_handler, NULL); 958 } 959 /* handle dead keys */ 960 if (key.mode & KBD_MODE_DEAD) { 961 /* if entered twice, send accent itself */ 962 if (last_dead == (key.mode & KBD_MODE_ACCMASK)) 963 last_dead = 0; 964 else { 965 last_dead = key.mode & KBD_MODE_ACCMASK; 966 splx(s); 967 return; 968 } 969 } 970 if (last_dead) { 971 /* can't apply dead flag to string-keys */ 972 if (!(key.mode & KBD_MODE_STRING) && code >= '@' && 973 code < 0x7f) 974 code = acctable[KBD_MODE_ACCENT(last_dead)][code - '@']; 975 last_dead = 0; 976 } 977 /* if not string, apply META and CTRL modifiers */ 978 if (!(key.mode & KBD_MODE_STRING) 979 && (!(key.mode & KBD_MODE_KPAD) || 980 (kbd_ite && !kbd_ite->keypad_appmode))) { 981 if (key_mod & KBD_MOD_CTRL) 982 code &= 0x1f; 983 if (key_mod & KBD_MOD_META) 984 code |= 0x80; 985 } else if ((key.mode & KBD_MODE_KPAD) && 986 (kbd_ite && kbd_ite->keypad_appmode)) { 987 static char in[] = { 988 0x0f /* 0 */, 0x1d /* 1 */, 0x1e /* 2 */, 0x1f /* 3 */, 989 0x2d /* 4 */, 0x2e /* 5 */, 0x2f /* 6 */, 0x3d /* 7 */, 990 0x3e /* 8 */, 0x3f /* 9 */, 0x4a /* - */, 0x5e /* + */, 991 0x3c /* . */, 0x43 /* e */, 0x5a /* ( */, 0x5b /* ) */, 992 0x5c /* / */, 0x5d /* * */ 993 }; 994 static const char *out = "pqrstuvwxymlnMPQRS"; 995 char *cp = strchr(in, c); 996 997 /* 998 * keypad-appmode sends SS3 followed by the above 999 * translated character 1000 */ 1001 kbd_tty->t_linesw->l_rint(27, kbd_tty); 1002 kbd_tty->t_linesw->l_rint('O', kbd_tty); 1003 kbd_tty->t_linesw->l_rint(out[cp - in], kbd_tty); 1004 splx(s); 1005 return; 1006 } else { 1007 /* *NO* I don't like this.... */ 1008 static u_char app_cursor[] = 1009 { 1010 3, 27, 'O', 'A', 1011 3, 27, 'O', 'B', 1012 3, 27, 'O', 'C', 1013 3, 27, 'O', 'D'}; 1014 1015 str = kbdmap.strings + code; 1016 /* 1017 * if this is a cursor key, AND it has the default 1018 * keymap setting, AND we're in app-cursor mode, switch 1019 * to the above table. This is *nasty* ! 1020 */ 1021 if (c >= 0x4c && c <= 0x4f && kbd_ite->cursor_appmode 1022 && !memcmp(str, "\x03\x1b[", 3) && 1023 strchr("ABCD", str[3])) 1024 str = app_cursor + 4 * (str[3] - 'A'); 1025 1026 /* 1027 * using a length-byte instead of 0-termination allows 1028 * to embed \0 into strings, although this is not used 1029 * in the default keymap 1030 */ 1031 for (i = *str++; i; i--) 1032 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1033 splx(s); 1034 return; 1035 } 1036 kbd_tty->t_linesw->l_rint(code, kbd_tty); 1037 1038 splx(s); 1039 return; 1040 } 1041 1042 /* helper functions, makes the code below more readable */ 1043 inline static void 1044 ite_sendstr(const char *str) 1045 { 1046 struct tty *kbd_tty; 1047 1048 kbd_tty = kbd_ite->tp; 1049 KDASSERT(kbd_tty); 1050 while (*str) 1051 kbd_tty->t_linesw->l_rint(*str++, kbd_tty); 1052 } 1053 1054 static void 1055 alignment_display(struct ite_softc *ip) 1056 { 1057 int i, j; 1058 1059 for (j = 0; j < ip->rows; j++) 1060 for (i = 0; i < ip->cols; i++) 1061 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 1062 attrclr(ip, 0, 0, ip->rows, ip->cols); 1063 SUBR_CURSOR(ip, DRAW_CURSOR); 1064 } 1065 1066 inline static void 1067 snap_cury(struct ite_softc *ip) 1068 { 1069 if (ip->inside_margins) 1070 { 1071 if (ip->cury < ip->top_margin) 1072 ip->cury = ip->top_margin; 1073 if (ip->cury > ip->bottom_margin) 1074 ip->cury = ip->bottom_margin; 1075 } 1076 } 1077 1078 inline static void 1079 ite_dnchar(struct ite_softc *ip, int n) 1080 { 1081 n = min(n, ip->cols - ip->curx); 1082 if (n < ip->cols - ip->curx) 1083 { 1084 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 1085 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1086 1, ip->cols - ip->curx - n); 1087 attrclr(ip, ip->cury, ip->cols - n, 1, n); 1088 } 1089 while (n-- > 0) 1090 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 1091 SUBR_CURSOR(ip, DRAW_CURSOR); 1092 } 1093 1094 inline static void 1095 ite_inchar(struct ite_softc *ip, int n) 1096 { 1097 n = min(n, ip->cols - ip->curx); 1098 if (n < ip->cols - ip->curx) 1099 { 1100 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 1101 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1102 1, ip->cols - ip->curx - n); 1103 attrclr(ip, ip->cury, ip->curx, 1, n); 1104 } 1105 while (n--) 1106 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1107 SUBR_CURSOR(ip, DRAW_CURSOR); 1108 } 1109 1110 inline static void 1111 ite_clrtoeol(struct ite_softc *ip) 1112 { 1113 int y = ip->cury, x = ip->curx; 1114 if (ip->cols - x > 0) 1115 { 1116 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1117 attrclr(ip, y, x, 1, ip->cols - x); 1118 SUBR_CURSOR(ip, DRAW_CURSOR); 1119 } 1120 } 1121 1122 inline static void 1123 ite_clrtobol(struct ite_softc *ip) 1124 { 1125 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1126 SUBR_CLEAR(ip, y, 0, 1, x); 1127 attrclr(ip, y, 0, 1, x); 1128 SUBR_CURSOR(ip, DRAW_CURSOR); 1129 } 1130 1131 inline static void 1132 ite_clrline(struct ite_softc *ip) 1133 { 1134 int y = ip->cury; 1135 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1136 attrclr(ip, y, 0, 1, ip->cols); 1137 SUBR_CURSOR(ip, DRAW_CURSOR); 1138 } 1139 1140 1141 1142 inline static void 1143 ite_clrtoeos(struct ite_softc *ip) 1144 { 1145 ite_clrtoeol(ip); 1146 if (ip->cury < ip->rows - 1) 1147 { 1148 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1149 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1150 SUBR_CURSOR(ip, DRAW_CURSOR); 1151 } 1152 } 1153 1154 inline static void 1155 ite_clrtobos(struct ite_softc *ip) 1156 { 1157 ite_clrtobol(ip); 1158 if (ip->cury > 0) 1159 { 1160 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1161 attrclr(ip, 0, 0, ip->cury, ip->cols); 1162 SUBR_CURSOR(ip, DRAW_CURSOR); 1163 } 1164 } 1165 1166 inline static void 1167 ite_clrscreen(struct ite_softc *ip) 1168 { 1169 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1170 attrclr(ip, 0, 0, ip->rows, ip->cols); 1171 SUBR_CURSOR(ip, DRAW_CURSOR); 1172 } 1173 1174 1175 1176 inline static void 1177 ite_dnline(struct ite_softc *ip, int n) 1178 { 1179 /* interesting.. if the cursor is outside the scrolling 1180 region, this command is simply ignored.. */ 1181 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1182 return; 1183 1184 n = min(n, ip->bottom_margin + 1 - ip->cury); 1185 if (n <= ip->bottom_margin - ip->cury) 1186 { 1187 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1188 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1189 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1190 } 1191 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1192 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1193 SUBR_CURSOR(ip, DRAW_CURSOR); 1194 } 1195 1196 inline static void 1197 ite_inline(struct ite_softc *ip, int n) 1198 { 1199 /* interesting.. if the cursor is outside the scrolling 1200 region, this command is simply ignored.. */ 1201 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1202 return; 1203 1204 n = min(n, ip->bottom_margin + 1 - ip->cury); 1205 if (n <= ip->bottom_margin - ip->cury) 1206 { 1207 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1208 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1209 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1210 } 1211 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1212 attrclr(ip, ip->cury, 0, n, ip->cols); 1213 SUBR_CURSOR(ip, DRAW_CURSOR); 1214 } 1215 1216 inline static void 1217 ite_lf(struct ite_softc *ip) 1218 { 1219 ++ip->cury; 1220 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) 1221 { 1222 ip->cury--; 1223 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1224 ite_clrline(ip); 1225 } 1226 SUBR_CURSOR(ip, MOVE_CURSOR); 1227 clr_attr(ip, ATTR_INV); 1228 } 1229 1230 inline static void 1231 ite_crlf(struct ite_softc *ip) 1232 { 1233 ip->curx = 0; 1234 ite_lf (ip); 1235 } 1236 1237 inline static void 1238 ite_cr(struct ite_softc *ip) 1239 { 1240 if (ip->curx) 1241 { 1242 ip->curx = 0; 1243 SUBR_CURSOR(ip, MOVE_CURSOR); 1244 } 1245 } 1246 1247 inline static void 1248 ite_rlf(struct ite_softc *ip) 1249 { 1250 ip->cury--; 1251 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) 1252 { 1253 ip->cury++; 1254 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1255 ite_clrline(ip); 1256 } 1257 SUBR_CURSOR(ip, MOVE_CURSOR); 1258 clr_attr(ip, ATTR_INV); 1259 } 1260 1261 inline static int 1262 atoi(const char *cp) 1263 { 1264 int n; 1265 1266 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1267 n = n * 10 + *cp - '0'; 1268 1269 return n; 1270 } 1271 1272 inline static int 1273 ite_argnum(struct ite_softc *ip) 1274 { 1275 char ch; 1276 int n; 1277 1278 /* convert argument string into number */ 1279 if (ip->ap == ip->argbuf) 1280 return 1; 1281 ch = *ip->ap; 1282 *ip->ap = 0; 1283 n = atoi (ip->argbuf); 1284 *ip->ap = ch; 1285 1286 return n; 1287 } 1288 1289 inline static int 1290 ite_zargnum(struct ite_softc *ip) 1291 { 1292 char ch; 1293 int n; 1294 1295 /* convert argument string into number */ 1296 if (ip->ap == ip->argbuf) 1297 return 0; 1298 ch = *ip->ap; 1299 *ip->ap = 0; 1300 n = atoi (ip->argbuf); 1301 *ip->ap = ch; 1302 1303 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1304 } 1305 1306 void 1307 ite_putstr(const char *s, int len, dev_t dev) 1308 { 1309 struct ite_softc *ip; 1310 int i; 1311 1312 ip = getitesp(dev); 1313 1314 /* XXX avoid problems */ 1315 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1316 return; 1317 1318 SUBR_CURSOR(ip, START_CURSOROPT); 1319 for (i = 0; i < len; i++) 1320 if (s[i]) 1321 iteputchar(s[i], ip); 1322 SUBR_CURSOR(ip, END_CURSOROPT); 1323 } 1324 1325 static void 1326 iteprecheckwrap(struct ite_softc *ip) 1327 { 1328 if (ip->auto_wrap && ip->curx == ip->cols) { 1329 ip->curx = 0; 1330 clr_attr(ip, ATTR_INV); 1331 if (++ip->cury >= ip->bottom_margin + 1) { 1332 ip->cury = ip->bottom_margin; 1333 SUBR_CURSOR(ip, MOVE_CURSOR); 1334 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1335 ite_clrtoeol(ip); 1336 } else 1337 SUBR_CURSOR(ip, MOVE_CURSOR); 1338 } 1339 } 1340 1341 static void 1342 itecheckwrap(struct ite_softc *ip) 1343 { 1344 #if 0 1345 if (++ip->curx == ip->cols) { 1346 if (ip->auto_wrap) { 1347 ip->curx = 0; 1348 clr_attr(ip, ATTR_INV); 1349 if (++ip->cury >= ip->bottom_margin + 1) { 1350 ip->cury = ip->bottom_margin; 1351 SUBR_CURSOR(ip, MOVE_CURSOR); 1352 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1353 ite_clrtoeol(ip); 1354 return; 1355 } 1356 } else 1357 /* stay there if no autowrap.. */ 1358 ip->curx--; 1359 } 1360 #else 1361 if (ip->curx < ip->cols) { 1362 ip->curx++; 1363 SUBR_CURSOR(ip, MOVE_CURSOR); 1364 } 1365 #endif 1366 } 1367 1368 void 1369 iteputchar(register int c, struct ite_softc *ip) 1370 { 1371 struct tty *kbd_tty; 1372 int n, x, y; 1373 char *cp; 1374 1375 if (kbd_ite == NULL) 1376 kbd_tty = NULL; 1377 else 1378 kbd_tty = kbd_ite->tp; 1379 1380 if (ip->escape) { 1381 switch (ip->escape) { 1382 case ESC: 1383 switch (c) { 1384 /* 1385 * first 7bit equivalents for the 1386 * 8bit control characters 1387 */ 1388 case 'D': 1389 c = IND; 1390 ip->escape = 0; 1391 break; 1392 /* 1393 * and fall into the next 1394 * switch below (same for all `break') 1395 */ 1396 case 'E': 1397 c = NEL; 1398 ip->escape = 0; 1399 break; 1400 case 'H': 1401 c = HTS; 1402 ip->escape = 0; 1403 break; 1404 case 'M': 1405 c = RI; 1406 ip->escape = 0; 1407 break; 1408 case 'N': 1409 c = SS2; 1410 ip->escape = 0; 1411 break; 1412 case 'O': 1413 c = SS3; 1414 ip->escape = 0; 1415 break; 1416 case 'P': 1417 c = DCS; 1418 ip->escape = 0; 1419 break; 1420 case '[': 1421 c = CSI; 1422 ip->escape = 0; 1423 break; 1424 case '\\': 1425 c = ST; 1426 ip->escape = 0; 1427 break; 1428 case ']': 1429 c = OSC; 1430 ip->escape = 0; 1431 break; 1432 case '^': 1433 c = PM; 1434 ip->escape = 0; 1435 break; 1436 case '_': 1437 c = APC; 1438 ip->escape = 0; 1439 break; 1440 /* introduces 7/8bit control */ 1441 case ' ': 1442 /* can be followed by either F or G */ 1443 ip->escape = ' '; 1444 break; 1445 /* 1446 * a lot of character set selections, not yet 1447 * used... 94-character sets: 1448 */ 1449 case '(': /* G0 */ 1450 case ')': /* G1 */ 1451 ip->escape = c; 1452 return; 1453 case '*': /* G2 */ 1454 case '+': /* G3 */ 1455 case 'B': /* ASCII */ 1456 case 'A': /* ISO latin 1 */ 1457 case '<': /* user preferred suplemental */ 1458 case '0': /* dec special graphics */ 1459 /* 1460 * 96-character sets: 1461 */ 1462 case '-': /* G1 */ 1463 case '.': /* G2 */ 1464 case '/': /* G3 */ 1465 /* 1466 * national character sets: 1467 */ 1468 case '4': /* dutch */ 1469 case '5': 1470 case 'C': /* finnish */ 1471 case 'R': /* french */ 1472 case 'Q': /* french canadian */ 1473 case 'K': /* german */ 1474 case 'Y': /* italian */ 1475 case '6': /* norwegian/danish */ 1476 /* 1477 * note: %5 and %6 are not supported (two 1478 * chars..) 1479 */ 1480 ip->escape = 0; 1481 /* just ignore for now */ 1482 return; 1483 /* 1484 * locking shift modes (as you might guess, not 1485 * yet supported..) 1486 */ 1487 case '`': 1488 ip->GR = ip->G1; 1489 ip->escape = 0; 1490 return; 1491 case 'n': 1492 ip->GL = ip->G2; 1493 ip->escape = 0; 1494 return; 1495 case '}': 1496 ip->GR = ip->G2; 1497 ip->escape = 0; 1498 return; 1499 case 'o': 1500 ip->GL = ip->G3; 1501 ip->escape = 0; 1502 return; 1503 case '|': 1504 ip->GR = ip->G3; 1505 ip->escape = 0; 1506 return; 1507 case '#': 1508 /* font width/height control */ 1509 ip->escape = '#'; 1510 return; 1511 case 'c': 1512 /* hard terminal reset .. */ 1513 ite_reset(ip); 1514 SUBR_CURSOR(ip, MOVE_CURSOR); 1515 ip->escape = 0; 1516 return; 1517 case '7': 1518 ip->save_curx = ip->curx; 1519 ip->save_cury = ip->cury; 1520 ip->save_attribute = ip->attribute; 1521 ip->escape = 0; 1522 return; 1523 case '8': 1524 ip->curx = ip->save_curx; 1525 ip->cury = ip->save_cury; 1526 ip->attribute = ip->save_attribute; 1527 SUBR_CURSOR(ip, MOVE_CURSOR); 1528 ip->escape = 0; 1529 return; 1530 case '=': 1531 ip->keypad_appmode = 1; 1532 ip->escape = 0; 1533 return; 1534 case '>': 1535 ip->keypad_appmode = 0; 1536 ip->escape = 0; 1537 return; 1538 case 'Z': /* request ID */ 1539 /* XXX not clean */ 1540 if (ip->emul_level == EMUL_VT100) 1541 ite_sendstr("\033[?61;0c"); 1542 else 1543 ite_sendstr("\033[?63;0c"); 1544 ip->escape = 0; 1545 return; 1546 default: 1547 /* 1548 * default catch all for not recognized ESC 1549 * sequences 1550 */ 1551 ip->escape = 0; 1552 return; 1553 } 1554 break; 1555 case '(': 1556 case ')': 1557 ip->escape = 0; 1558 return; 1559 case ' ': 1560 switch (c) { 1561 case 'F': 1562 ip->eightbit_C1 = 0; 1563 ip->escape = 0; 1564 return; 1565 case 'G': 1566 ip->eightbit_C1 = 1; 1567 ip->escape = 0; 1568 return; 1569 default: 1570 /* not supported */ 1571 ip->escape = 0; 1572 return; 1573 } 1574 break; 1575 case '#': 1576 switch (c) { 1577 case '5': 1578 /* single height, single width */ 1579 ip->escape = 0; 1580 return; 1581 case '6': 1582 /* double width, single height */ 1583 ip->escape = 0; 1584 return; 1585 case '3': 1586 /* top half */ 1587 ip->escape = 0; 1588 return; 1589 case '4': 1590 /* bottom half */ 1591 ip->escape = 0; 1592 return; 1593 case '8': 1594 /* screen alignment pattern... */ 1595 alignment_display(ip); 1596 ip->escape = 0; 1597 return; 1598 default: 1599 ip->escape = 0; 1600 return; 1601 } 1602 break; 1603 case CSI: 1604 /* the biggie... */ 1605 switch (c) { 1606 case '0': 1607 case '1': 1608 case '2': 1609 case '3': 1610 case '4': 1611 case '5': 1612 case '6': 1613 case '7': 1614 case '8': 1615 case '9': 1616 case ';': 1617 case '\"': 1618 case '$': 1619 case '>': 1620 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1621 *ip->ap++ = c; 1622 return; 1623 case BS: 1624 /* 1625 * you wouldn't believe such perversion is 1626 * possible? it is.. BS is allowed in between 1627 * cursor sequences (at least), according to 1628 * vttest.. 1629 */ 1630 if (--ip->curx < 0) 1631 ip->curx = 0; 1632 else 1633 SUBR_CURSOR(ip, MOVE_CURSOR); 1634 break; 1635 case 'p': 1636 *ip->ap = 0; 1637 if (!strncmp(ip->argbuf, "61\"", 3)) 1638 ip->emul_level = EMUL_VT100; 1639 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1640 || !strncmp(ip->argbuf, "62;1\"", 5)) 1641 ip->emul_level = EMUL_VT300_7; 1642 else 1643 ip->emul_level = EMUL_VT300_8; 1644 ip->escape = 0; 1645 return; 1646 case '?': 1647 *ip->ap = 0; 1648 ip->escape = '?'; 1649 ip->ap = ip->argbuf; 1650 return; 1651 case 'c': 1652 *ip->ap = 0; 1653 if (ip->argbuf[0] == '>') { 1654 ite_sendstr("\033[>24;0;0;0c"); 1655 } else 1656 switch (ite_zargnum(ip)) { 1657 case 0: 1658 /* 1659 * primary DA request, send 1660 * primary DA response 1661 */ 1662 if (ip->emul_level 1663 == EMUL_VT100) 1664 ite_sendstr( 1665 "\033[?1;1c"); 1666 else 1667 ite_sendstr( 1668 "\033[?63;1c"); 1669 break; 1670 } 1671 ip->escape = 0; 1672 return; 1673 case 'n': 1674 switch (ite_zargnum(ip)) { 1675 case 5: 1676 /* no malfunction */ 1677 ite_sendstr("\033[0n"); 1678 break; 1679 case 6: 1680 /* cursor position report */ 1681 sprintf(ip->argbuf, "\033[%d;%dR", 1682 ip->cury + 1, ip->curx + 1); 1683 ite_sendstr(ip->argbuf); 1684 break; 1685 } 1686 ip->escape = 0; 1687 return; 1688 case 'x': 1689 switch (ite_zargnum(ip)) { 1690 case 0: 1691 /* Fake some terminal parameters. */ 1692 ite_sendstr("\033[2;1;1;112;112;1;0x"); 1693 break; 1694 case 1: 1695 ite_sendstr("\033[3;1;1;112;112;1;0x"); 1696 break; 1697 } 1698 ip->escape = 0; 1699 return; 1700 case 'g': 1701 switch (ite_zargnum(ip)) { 1702 case 0: 1703 if (ip->curx < ip->cols) 1704 ip->tabs[ip->curx] = 0; 1705 break; 1706 case 3: 1707 for (n = 0; n < ip->cols; n++) 1708 ip->tabs[n] = 0; 1709 break; 1710 } 1711 ip->escape = 0; 1712 return; 1713 case 'h': 1714 case 'l': 1715 n = ite_zargnum(ip); 1716 switch (n) { 1717 case 4: 1718 /* insert/replace mode */ 1719 ip->imode = (c == 'h'); 1720 break; 1721 case 20: 1722 ip->linefeed_newline = (c == 'h'); 1723 break; 1724 } 1725 ip->escape = 0; 1726 return; 1727 case 'M': 1728 ite_dnline(ip, ite_argnum(ip)); 1729 ip->escape = 0; 1730 return; 1731 case 'L': 1732 ite_inline(ip, ite_argnum(ip)); 1733 ip->escape = 0; 1734 return; 1735 case 'P': 1736 ite_dnchar(ip, ite_argnum(ip)); 1737 ip->escape = 0; 1738 return; 1739 case '@': 1740 ite_inchar(ip, ite_argnum(ip)); 1741 ip->escape = 0; 1742 return; 1743 case 'G': 1744 /* 1745 * this one was *not* in my vt320 manual but in 1746 * a vt320 termcap entry.. who is right? It's 1747 * supposed to set the horizontal cursor 1748 * position. 1749 */ 1750 *ip->ap = 0; 1751 x = atoi(ip->argbuf); 1752 if (x) 1753 x--; 1754 ip->curx = min(x, ip->cols - 1); 1755 ip->escape = 0; 1756 SUBR_CURSOR(ip, MOVE_CURSOR); 1757 clr_attr(ip, ATTR_INV); 1758 return; 1759 case 'd': 1760 /* 1761 * same thing here, this one's for setting the 1762 * absolute vertical cursor position. Not 1763 * documented... 1764 */ 1765 *ip->ap = 0; 1766 y = atoi(ip->argbuf); 1767 if (y) 1768 y--; 1769 if (ip->inside_margins) 1770 y += ip->top_margin; 1771 ip->cury = min(y, ip->rows - 1); 1772 ip->escape = 0; 1773 snap_cury(ip); 1774 SUBR_CURSOR(ip, MOVE_CURSOR); 1775 clr_attr(ip, ATTR_INV); 1776 return; 1777 case 'H': 1778 case 'f': 1779 *ip->ap = 0; 1780 y = atoi(ip->argbuf); 1781 x = 0; 1782 cp = strchr(ip->argbuf, ';'); 1783 if (cp) 1784 x = atoi(cp + 1); 1785 if (x) 1786 x--; 1787 if (y) 1788 y--; 1789 if (ip->inside_margins) 1790 y += ip->top_margin; 1791 ip->cury = min(y, ip->rows - 1); 1792 ip->curx = min(x, ip->cols - 1); 1793 ip->escape = 0; 1794 snap_cury(ip); 1795 SUBR_CURSOR(ip, MOVE_CURSOR); 1796 clr_attr(ip, ATTR_INV); 1797 return; 1798 case 'A': 1799 n = ite_argnum(ip); 1800 n = ip->cury - (n ? n : 1); 1801 if (n < 0) 1802 n = 0; 1803 if (ip->inside_margins) 1804 n = max(ip->top_margin, n); 1805 else if (n == ip->top_margin - 1) 1806 /* 1807 * allow scrolling outside region, but 1808 * don't scroll out of active region 1809 * without explicit CUP 1810 */ 1811 n = ip->top_margin; 1812 ip->cury = n; 1813 ip->escape = 0; 1814 SUBR_CURSOR(ip, MOVE_CURSOR); 1815 clr_attr(ip, ATTR_INV); 1816 return; 1817 case 'B': 1818 n = ite_argnum(ip); 1819 n = ip->cury + (n ? n : 1); 1820 n = min(ip->rows - 1, n); 1821 if (ip->inside_margins) 1822 n = min(ip->bottom_margin, n); 1823 else if (n == ip->bottom_margin + 1) 1824 /* 1825 * allow scrolling outside region, but 1826 * don't scroll out of active region 1827 * without explicit CUP 1828 */ 1829 n = ip->bottom_margin; 1830 ip->cury = n; 1831 ip->escape = 0; 1832 SUBR_CURSOR(ip, MOVE_CURSOR); 1833 clr_attr(ip, ATTR_INV); 1834 return; 1835 case 'C': 1836 n = ite_argnum(ip); 1837 n = n ? n : 1; 1838 ip->curx = min(ip->curx + n, ip->cols - 1); 1839 ip->escape = 0; 1840 SUBR_CURSOR(ip, MOVE_CURSOR); 1841 clr_attr(ip, ATTR_INV); 1842 return; 1843 case 'D': 1844 n = ite_argnum(ip); 1845 n = n ? n : 1; 1846 n = ip->curx - n; 1847 ip->curx = n >= 0 ? n : 0; 1848 ip->escape = 0; 1849 SUBR_CURSOR(ip, MOVE_CURSOR); 1850 clr_attr(ip, ATTR_INV); 1851 return; 1852 case 'J': 1853 *ip->ap = 0; 1854 n = ite_zargnum(ip); 1855 if (n == 0) 1856 ite_clrtoeos(ip); 1857 else if (n == 1) 1858 ite_clrtobos(ip); 1859 else if (n == 2) 1860 ite_clrscreen(ip); 1861 ip->escape = 0; 1862 return; 1863 case 'K': 1864 n = ite_zargnum(ip); 1865 if (n == 0) 1866 ite_clrtoeol(ip); 1867 else if (n == 1) 1868 ite_clrtobol(ip); 1869 else if (n == 2) 1870 ite_clrline(ip); 1871 ip->escape = 0; 1872 return; 1873 case 'X': 1874 n = ite_argnum(ip) - 1; 1875 n = min(n, ip->cols - 1 - ip->curx); 1876 for (; n >= 0; n--) { 1877 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1878 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1879 } 1880 ip->escape = 0; 1881 return; 1882 case '}': 1883 case '`': 1884 /* status line control */ 1885 ip->escape = 0; 1886 return; 1887 case 'r': 1888 *ip->ap = 0; 1889 x = atoi(ip->argbuf); 1890 x = x ? x : 1; 1891 y = ip->rows; 1892 cp = strchr(ip->argbuf, ';'); 1893 if (cp) { 1894 y = atoi(cp + 1); 1895 y = y ? y : ip->rows; 1896 } 1897 if (y - x < 2) { 1898 /* 1899 * if illegal scrolling region, reset 1900 * to defaults 1901 */ 1902 x = 1; 1903 y = ip->rows; 1904 } 1905 x--; 1906 y--; 1907 ip->top_margin = min(x, ip->rows - 1); 1908 ip->bottom_margin = min(y, ip->rows - 1); 1909 if (ip->inside_margins) { 1910 ip->cury = ip->top_margin; 1911 ip->curx = 0; 1912 SUBR_CURSOR(ip, MOVE_CURSOR); 1913 } 1914 ip->escape = 0; 1915 return; 1916 case 'm': 1917 /* big attribute setter/resetter */ 1918 { char *_cp; 1919 *ip->ap = 0; 1920 /* kludge to make CSIm work (== CSI0m) */ 1921 if (ip->ap == ip->argbuf) 1922 ip->ap++; 1923 for (_cp = ip->argbuf; _cp < ip->ap;) { 1924 switch (*_cp) { 1925 case 0: 1926 case '0': 1927 clr_attr(ip, ATTR_ALL); 1928 _cp++; 1929 break; 1930 1931 case '1': 1932 set_attr(ip, ATTR_BOLD); 1933 _cp++; 1934 break; 1935 1936 case '2': 1937 switch (_cp[1]) { 1938 case '2': 1939 clr_attr(ip, ATTR_BOLD); 1940 _cp += 2; 1941 break; 1942 1943 case '4': 1944 clr_attr(ip, ATTR_UL); 1945 _cp += 2; 1946 break; 1947 1948 case '5': 1949 clr_attr(ip, ATTR_BLINK); 1950 _cp += 2; 1951 break; 1952 1953 case '7': 1954 clr_attr(ip, ATTR_INV); 1955 _cp += 2; 1956 break; 1957 1958 default: 1959 _cp++; 1960 break; 1961 } 1962 break; 1963 1964 case '4': 1965 set_attr(ip, ATTR_UL); 1966 _cp++; 1967 break; 1968 1969 case '5': 1970 set_attr(ip, ATTR_BLINK); 1971 _cp++; 1972 break; 1973 1974 case '7': 1975 set_attr(ip, ATTR_INV); 1976 _cp++; 1977 break; 1978 1979 default: 1980 _cp++; 1981 break; 1982 } 1983 } 1984 ip->escape = 0; 1985 return; } 1986 case 'u': 1987 /* DECRQTSR */ 1988 ite_sendstr("\033P\033\\"); 1989 ip->escape = 0; 1990 return; 1991 default: 1992 ip->escape = 0; 1993 return; 1994 } 1995 break; 1996 case '?': /* CSI ? */ 1997 switch (c) { 1998 case '0': 1999 case '1': 2000 case '2': 2001 case '3': 2002 case '4': 2003 case '5': 2004 case '6': 2005 case '7': 2006 case '8': 2007 case '9': 2008 case ';': 2009 case '\"': 2010 case '$': 2011 /* 2012 * Don't fill the last character; 2013 * it's needed. 2014 * XXX yeah, where ?? 2015 */ 2016 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2017 *ip->ap++ = c; 2018 return; 2019 case 'n': 2020 *ip->ap = 0; 2021 if (ip->ap == &ip->argbuf[2]) { 2022 if (!strncmp(ip->argbuf, "15", 2)) 2023 /* printer status: no printer */ 2024 ite_sendstr("\033[13n"); 2025 2026 else if (!strncmp(ip->argbuf, "25", 2)) 2027 /* udk status */ 2028 ite_sendstr("\033[20n"); 2029 2030 else if (!strncmp(ip->argbuf, "26", 2)) 2031 /* keyboard dialect: US */ 2032 ite_sendstr("\033[27;1n"); 2033 } 2034 ip->escape = 0; 2035 return; 2036 case 'h': 2037 case 'l': 2038 n = ite_zargnum(ip); 2039 switch (n) { 2040 case 1: 2041 ip->cursor_appmode = (c == 'h'); 2042 break; 2043 case 3: 2044 /* 132/80 columns (132 == 'h') */ 2045 break; 2046 case 4: /* smooth scroll */ 2047 break; 2048 case 5: 2049 /* 2050 * light background (=='h') /dark 2051 * background(=='l') 2052 */ 2053 break; 2054 case 6: /* origin mode */ 2055 ip->inside_margins = (c == 'h'); 2056 ip->curx = 0; 2057 ip->cury = ip->inside_margins ? 2058 ip->top_margin : 0; 2059 SUBR_CURSOR(ip, MOVE_CURSOR); 2060 break; 2061 case 7: /* auto wraparound */ 2062 ip->auto_wrap = (c == 'h'); 2063 break; 2064 case 8: /* keyboard repeat */ 2065 ip->key_repeat = (c == 'h'); 2066 break; 2067 case 20: /* newline mode */ 2068 ip->linefeed_newline = (c == 'h'); 2069 break; 2070 case 25: /* cursor on/off */ 2071 SUBR_CURSOR(ip, (c == 'h') ? 2072 DRAW_CURSOR : ERASE_CURSOR); 2073 break; 2074 } 2075 ip->escape = 0; 2076 return; 2077 default: 2078 ip->escape = 0; 2079 return; 2080 } 2081 break; 2082 default: 2083 ip->escape = 0; 2084 return; 2085 } 2086 } 2087 switch (c) { 2088 case VT: /* VT is treated like LF */ 2089 case FF: /* so is FF */ 2090 case LF: 2091 /* 2092 * cr->crlf distinction is done here, on output, not on input! 2093 */ 2094 if (ip->linefeed_newline) 2095 ite_crlf(ip); 2096 else 2097 ite_lf(ip); 2098 break; 2099 case CR: 2100 ite_cr(ip); 2101 break; 2102 case BS: 2103 if (--ip->curx < 0) 2104 ip->curx = 0; 2105 else 2106 SUBR_CURSOR(ip, MOVE_CURSOR); 2107 break; 2108 case HT: 2109 for (n = ip->curx + 1; n < ip->cols; n++) { 2110 if (ip->tabs[n]) { 2111 ip->curx = n; 2112 SUBR_CURSOR(ip, MOVE_CURSOR); 2113 break; 2114 } 2115 } 2116 break; 2117 case BEL: 2118 if (kbd_tty && kbd_ite && kbd_ite->tp == kbd_tty 2119 #ifdef DRACO 2120 && !is_draco() 2121 #endif 2122 ) 2123 ite_bell(); 2124 break; 2125 case SO: 2126 ip->GL = ip->G1; 2127 break; 2128 case SI: 2129 ip->GL = ip->G0; 2130 break; 2131 case ENQ: 2132 /* send answer-back message !! */ 2133 break; 2134 case CAN: 2135 ip->escape = 0; /* cancel any escape sequence in progress */ 2136 break; 2137 case SUB: 2138 ip->escape = 0; /* dito, but see below */ 2139 /* should also display a reverse question mark!! */ 2140 break; 2141 case ESC: 2142 ip->escape = ESC; 2143 break; 2144 /* 2145 * now it gets weird.. 8bit control sequences.. 2146 */ 2147 case IND: 2148 /* index: move cursor down, scroll */ 2149 ite_lf(ip); 2150 break; 2151 case NEL: 2152 /* next line. next line, first pos. */ 2153 ite_crlf(ip); 2154 break; 2155 case HTS: 2156 /* set horizontal tab */ 2157 if (ip->curx < ip->cols) 2158 ip->tabs[ip->curx] = 1; 2159 break; 2160 case RI: 2161 /* reverse index */ 2162 ite_rlf(ip); 2163 break; 2164 case SS2: 2165 /* go into G2 for one character */ 2166 /* not yet supported */ 2167 break; 2168 case SS3: 2169 /* go into G3 for one character */ 2170 break; 2171 case DCS: 2172 /* device control string introducer */ 2173 ip->escape = DCS; 2174 ip->ap = ip->argbuf; 2175 break; 2176 case CSI: 2177 /* control sequence introducer */ 2178 ip->escape = CSI; 2179 ip->ap = ip->argbuf; 2180 break; 2181 case ST: 2182 /* string terminator */ 2183 /* ignore, if not used as terminator */ 2184 break; 2185 case OSC: 2186 /* 2187 * introduces OS command. Ignore everything 2188 * upto ST 2189 */ 2190 ip->escape = OSC; 2191 break; 2192 case PM: 2193 /* privacy message, ignore everything upto ST */ 2194 ip->escape = PM; 2195 break; 2196 case APC: 2197 /* 2198 * application program command, ignore * everything upto ST 2199 */ 2200 ip->escape = APC; 2201 break; 2202 default: 2203 if ((c & 0x7f) < ' ' || c == DEL) 2204 break; 2205 if (ip->imode) 2206 ite_inchar(ip, 1); 2207 iteprecheckwrap(ip); 2208 #ifdef DO_WEIRD_ATTRIBUTES 2209 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2210 attrset(ip, ATTR_INV); 2211 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2212 } else 2213 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2214 #else 2215 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2216 #endif 2217 SUBR_CURSOR(ip, DRAW_CURSOR); 2218 itecheckwrap(ip); 2219 break; 2220 } 2221 } 2222 2223