ite.c revision 1.45
1 /* $NetBSD: ite.c,v 1.45 2006/05/14 21:57:13 elad 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 * 37 * @(#)ite.c 7.6 (Berkeley) 5/16/91 38 */ 39 /* 40 * Copyright (c) 1988 University of Utah. 41 * 42 * This code is derived from software contributed to Berkeley by 43 * the Systems Programming Group of the University of Utah Computer 44 * Science Department. 45 * 46 * Redistribution and use in source and binary forms, with or without 47 * modification, are permitted provided that the following conditions 48 * are met: 49 * 1. Redistributions of source code must retain the above copyright 50 * notice, this list of conditions and the following disclaimer. 51 * 2. Redistributions in binary form must reproduce the above copyright 52 * notice, this list of conditions and the following disclaimer in the 53 * documentation and/or other materials provided with the distribution. 54 * 3. All advertising materials mentioning features or use of this software 55 * must display the following acknowledgement: 56 * This product includes software developed by the University of 57 * California, Berkeley and its contributors. 58 * 4. Neither the name of the University nor the names of its contributors 59 * may be used to endorse or promote products derived from this software 60 * without specific prior written permission. 61 * 62 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 63 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 64 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 65 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 66 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 67 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 68 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 69 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 70 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 71 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 72 * SUCH DAMAGE. 73 * 74 * from: Utah $Hdr: ite.c 1.1 90/07/09$ 75 * 76 * @(#)ite.c 7.6 (Berkeley) 5/16/91 77 */ 78 79 /* 80 * ite - bitmaped terminal. 81 * Supports VT200, a few terminal features will be unavailable until 82 * the system actually probes the device (i.e. not after consinit()) 83 */ 84 85 #include <sys/cdefs.h> 86 __KERNEL_RCSID(0, "$NetBSD: ite.c,v 1.45 2006/05/14 21:57:13 elad Exp $"); 87 88 #include "ite.h" 89 #if NITE > 0 90 91 #include "bell.h" 92 #include "kbd.h" 93 94 #include "opt_ite.h" 95 96 #include <sys/param.h> 97 #include <sys/conf.h> 98 #include <sys/proc.h> 99 #include <sys/ioctl.h> 100 #include <sys/tty.h> 101 #include <sys/systm.h> 102 #include <sys/device.h> 103 #include <sys/malloc.h> 104 #include <sys/kauth.h> 105 106 #include <machine/cpu.h> 107 #include <machine/kbio.h> 108 #include <machine/bus.h> 109 #include <machine/grfioctl.h> 110 #include <machine/iteioctl.h> 111 112 #include <arch/x68k/dev/grfvar.h> 113 #include <arch/x68k/dev/itevar.h> 114 #include <arch/x68k/dev/kbdmap.h> 115 #include <arch/x68k/dev/mfp.h> 116 #if NBELL > 0 117 void opm_bell(void); 118 #endif 119 120 #define SUBR_CNPROBE(min) itesw[min].ite_cnprobe(min) 121 #define SUBR_INIT(ip) ip->isw->ite_init(ip) 122 #define SUBR_DEINIT(ip) ip->isw->ite_deinit(ip) 123 #define SUBR_PUTC(ip,c,dy,dx,m) ip->isw->ite_putc(ip,c,dy,dx,m) 124 #define SUBR_CURSOR(ip,flg) ip->isw->ite_cursor(ip,flg) 125 #define SUBR_CLEAR(ip,sy,sx,h,w) ip->isw->ite_clear(ip,sy,sx,h,w) 126 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 127 ip->isw->ite_scroll(ip,sy,sx,count,dir) 128 129 struct consdev; 130 131 inline static void itesendch(int); 132 inline static void alignment_display(struct ite_softc *); 133 inline static void snap_cury(struct ite_softc *); 134 inline static void ite_dnchar(struct ite_softc *, int); 135 static void ite_inchar(struct ite_softc *, int); 136 inline static void ite_clrtoeol(struct ite_softc *); 137 inline static void ite_clrtobol(struct ite_softc *); 138 inline static void ite_clrline(struct ite_softc *); 139 inline static void ite_clrtoeos(struct ite_softc *); 140 inline static void ite_clrtobos(struct ite_softc *); 141 inline static void ite_clrscreen(struct ite_softc *); 142 inline static void ite_dnline(struct ite_softc *, int); 143 inline static void ite_inline(struct ite_softc *, int); 144 inline static void ite_index(struct ite_softc *); 145 inline static void ite_lf(struct ite_softc *); 146 inline static void ite_crlf(struct ite_softc *); 147 inline static void ite_cr(struct ite_softc *); 148 inline static void ite_rlf(struct ite_softc *); 149 static void iteprecheckwrap(struct ite_softc *); 150 static void itecheckwrap(struct ite_softc *); 151 static int ite_argnum(struct ite_softc *); 152 static int ite_zargnum(struct ite_softc *); 153 static void ite_sendstr(struct ite_softc *, const char *); 154 inline static int atoi(const char *); 155 void ite_reset(struct ite_softc *); 156 struct ite_softc *getitesp(dev_t); 157 int iteon(dev_t, int); 158 void iteoff(dev_t, int); 159 160 struct itesw itesw[] = { 161 {0, tv_init, tv_deinit, 0, 162 0, 0, 0} 163 }; 164 int nitesw = sizeof(itesw) / sizeof(itesw[0]); 165 166 /* 167 * # of chars are output in a single itestart() call. 168 * If this is too big, user processes will be blocked out for 169 * long periods of time while we are emptying the queue in itestart(). 170 * If it is too small, console output will be very ragged. 171 */ 172 #define ITEBURST 64 173 174 int nite = NITE; 175 struct tty *ite_tty[NITE]; 176 struct ite_softc *kbd_ite = NULL; 177 struct ite_softc con_itesoftc; 178 179 struct tty *kbd_tty = NULL; 180 181 int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ 182 int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ 183 184 u_char cons_tabs[MAX_TABS]; 185 186 void itestart(struct tty *); 187 188 void iteputchar(int, struct ite_softc *); 189 void ite_putstr(const u_char *, int, dev_t); 190 191 void iteattach(struct device *, struct device *, void *); 192 int itematch(struct device *, struct cfdata *, void *); 193 194 CFATTACH_DECL(ite, sizeof(struct ite_softc), 195 itematch, iteattach, NULL, NULL); 196 197 extern struct cfdriver ite_cd; 198 199 dev_type_open(iteopen); 200 dev_type_close(iteclose); 201 dev_type_read(iteread); 202 dev_type_write(itewrite); 203 dev_type_ioctl(iteioctl); 204 dev_type_tty(itetty); 205 dev_type_poll(itepoll); 206 207 const struct cdevsw ite_cdevsw = { 208 iteopen, iteclose, iteread, itewrite, iteioctl, 209 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 210 }; 211 212 int 213 itematch(struct device *pdp, struct cfdata *cdp, void *auxp) 214 { 215 struct grf_softc *gp; 216 217 gp = auxp; 218 if (cdp->cf_loc[GRFCF_GRFADDR] != gp->g_cfaddr) 219 return 0; 220 221 return 1; 222 } 223 224 /* 225 * iteinit() is the standard entry point for initialization of 226 * an ite device, it is also called from ite_cninit(). 227 */ 228 void 229 iteattach(struct device *pdp, struct device *dp, void *auxp) 230 { 231 struct ite_softc *ip; 232 struct grf_softc *gp; 233 234 gp = (struct grf_softc *)auxp; 235 if (dp) { 236 ip = (struct ite_softc *)dp; 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 iteinit(device_unit(&ip->device)); /* XXX */ 250 printf(": rows %d cols %d", ip->rows, ip->cols); 251 if (kbd_ite == NULL) 252 kbd_ite = ip; 253 printf("\n"); 254 } else { 255 if (con_itesoftc.grf != NULL) 256 return; 257 con_itesoftc.grf = gp; 258 con_itesoftc.tabs = cons_tabs; 259 } 260 } 261 262 struct ite_softc * 263 getitesp(dev_t dev) 264 { 265 extern int x68k_realconfig; 266 267 if (x68k_realconfig && con_itesoftc.grf == NULL) 268 return(ite_cd.cd_devs[UNIT(dev)]); 269 270 if (con_itesoftc.grf == NULL) 271 panic("no ite_softc for console"); 272 return(&con_itesoftc); 273 } 274 275 void 276 iteinit(dev_t dev) 277 { 278 struct ite_softc *ip; 279 280 ip = getitesp(dev); 281 282 if (ip->flags & ITE_INITED) 283 return; 284 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 285 286 ip->curx = 0; 287 ip->cury = 0; 288 ip->cursorx = 0; 289 ip->cursory = 0; 290 291 ip->isw = &itesw[device_unit(&ip->device)]; /* XXX */ 292 SUBR_INIT(ip); 293 SUBR_CURSOR(ip, DRAW_CURSOR); 294 if (!ip->tabs) 295 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 296 ite_reset(ip); 297 ip->flags |= ITE_INITED; 298 } 299 300 /* 301 * Perform functions necessary to setup device as a terminal emulator. 302 */ 303 int 304 iteon(dev_t dev, int flag) 305 { 306 int unit = UNIT(dev); 307 struct ite_softc *ip; 308 309 if (unit < 0 || unit >= ite_cd.cd_ndevs || 310 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 311 return(ENXIO); 312 /* force ite active, overriding graphics mode */ 313 if (flag & 1) { 314 ip->flags |= ITE_ACTIVE; 315 ip->flags &= ~(ITE_INGRF|ITE_INITED); 316 } 317 /* leave graphics mode */ 318 if (flag & 2) { 319 ip->flags &= ~ITE_INGRF; 320 if ((ip->flags & ITE_ACTIVE) == 0) 321 return(0); 322 } 323 ip->flags |= ITE_ACTIVE; 324 if (ip->flags & ITE_INGRF) 325 return(0); 326 iteinit(dev); 327 if (flag & 2) 328 ite_reset(ip); 329 #if NKBD > 0 330 mfp_send_usart (0x49); /* XXX */ 331 #endif 332 return(0); 333 } 334 335 /* 336 * "Shut down" device as terminal emulator. 337 * Note that we do not deinit the console device unless forced. 338 * Deinit'ing the console every time leads to a very active 339 * screen when processing /etc/rc. 340 */ 341 void 342 iteoff(dev_t dev, int flag) 343 { 344 int unit = UNIT(dev); 345 struct ite_softc *ip; 346 347 /* XXX check whether when call from grf.c */ 348 if (unit < 0 || unit >= ite_cd.cd_ndevs || 349 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 350 return; 351 if (flag & 2) 352 ip->flags |= ITE_INGRF; 353 354 if ((ip->flags & ITE_ACTIVE) == 0) 355 return; 356 if ((flag & 1) || 357 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 358 SUBR_DEINIT(ip); 359 360 /* 361 * XXX When the system is rebooted with "reboot", init(8) 362 * kills the last process to have the console open. 363 * If we don't revent the ITE_ACTIVE bit from being 364 * cleared, we will never see messages printed during 365 * the process of rebooting. 366 */ 367 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { 368 ip->flags &= ~ITE_ACTIVE; 369 #if NKBD > 0 370 mfp_send_usart (0x48); /* XXX */ 371 #endif 372 } 373 } 374 375 /* 376 * standard entry points to the device. 377 */ 378 379 /* ARGSUSED */ 380 int 381 iteopen(dev_t dev, int mode, int devtype, struct lwp *l) 382 { 383 int unit = UNIT(dev); 384 struct tty *tp; 385 struct ite_softc *ip; 386 int error; 387 int first = 0; 388 389 if (unit >= ite_cd.cd_ndevs || (ip = getitesp(dev)) == NULL) 390 return (ENXIO); 391 if (!ite_tty[unit]) { 392 tp = ite_tty[unit] = ttymalloc(); 393 tty_attach(tp); 394 } else 395 tp = ite_tty[unit]; 396 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 397 && kauth_authorize_generic(l->l_proc->p_cred, KAUTH_GENERIC_ISSUSER, &l->l_proc->p_acflag) != 0) 398 return (EBUSY); 399 if ((ip->flags & ITE_ACTIVE) == 0) { 400 error = iteon(dev, 0); 401 if (error) 402 return (error); 403 first = 1; 404 } 405 tp->t_oproc = itestart; 406 tp->t_param = NULL; 407 tp->t_dev = dev; 408 if ((tp->t_state&TS_ISOPEN) == 0) { 409 ttychars(tp); 410 tp->t_iflag = TTYDEF_IFLAG; 411 tp->t_oflag = TTYDEF_OFLAG; 412 tp->t_cflag = TTYDEF_CFLAG; 413 tp->t_lflag = TTYDEF_LFLAG; 414 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 415 tp->t_state = TS_ISOPEN|TS_CARR_ON; 416 ttsetwater(tp); 417 } 418 error = (*tp->t_linesw->l_open)(dev, tp); 419 if (error == 0) { 420 tp->t_winsize.ws_row = ip->rows; 421 tp->t_winsize.ws_col = ip->cols; 422 } else if (first) 423 iteoff(dev, 0); 424 return (error); 425 } 426 427 /*ARGSUSED*/ 428 int 429 iteclose(dev_t dev, int flag, int mode, struct lwp *l) 430 { 431 struct tty *tp = ite_tty[UNIT(dev)]; 432 433 (*tp->t_linesw->l_close)(tp, flag); 434 ttyclose(tp); 435 iteoff(dev, 0); 436 #if 0 437 ttyfree(tp); 438 ite_tty[UNIT(dev)] = (struct tty *)0; 439 #endif 440 return(0); 441 } 442 443 int 444 iteread(dev_t dev, struct uio *uio, int flag) 445 { 446 struct tty *tp = ite_tty[UNIT(dev)]; 447 448 return ((*tp->t_linesw->l_read)(tp, uio, flag)); 449 } 450 451 int 452 itewrite(dev_t dev, struct uio *uio, int flag) 453 { 454 struct tty *tp = ite_tty[UNIT(dev)]; 455 456 return ((*tp->t_linesw->l_write)(tp, uio, flag)); 457 } 458 459 int 460 itepoll(dev_t dev, int events, struct lwp *l) 461 { 462 struct tty *tp = ite_tty[UNIT(dev)]; 463 464 return ((*tp->t_linesw->l_poll)(tp, events, l)); 465 } 466 467 struct tty * 468 itetty(dev_t dev) 469 { 470 471 return (ite_tty[UNIT(dev)]); 472 } 473 474 int 475 iteioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct lwp *l) 476 { 477 struct iterepeat *irp; 478 struct tty *tp = ite_tty[UNIT(dev)]; 479 int error; 480 481 error = (*tp->t_linesw->l_ioctl)(tp, cmd, addr, flag, l); 482 if (error != EPASSTHROUGH) 483 return (error); 484 485 error = ttioctl(tp, cmd, addr, flag, l); 486 if (error != EPASSTHROUGH) 487 return (error); 488 489 switch (cmd) { 490 case ITEIOCSKMAP: 491 if (addr == 0) 492 return(EFAULT); 493 memcpy(&kbdmap, addr, sizeof(struct kbdmap)); 494 return(0); 495 496 case ITEIOCGKMAP: 497 if (addr == NULL) 498 return(EFAULT); 499 memcpy(addr, &kbdmap, sizeof(struct kbdmap)); 500 return(0); 501 502 case ITEIOCGREPT: 503 irp = (struct iterepeat *)addr; 504 irp->start = start_repeat_timeo; 505 irp->next = next_repeat_timeo; 506 507 case ITEIOCSREPT: 508 irp = (struct iterepeat *)addr; 509 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 510 return(EINVAL); 511 start_repeat_timeo = irp->start; 512 next_repeat_timeo = irp->next; 513 #if x68k 514 case ITELOADFONT: 515 if (addr) { 516 memcpy(kern_font, addr, 4096 /*sizeof (kernel_font)*/); 517 ite_set_glyph(); 518 return 0; 519 } else 520 return EFAULT; 521 522 case ITETVCTRL: 523 if (addr && *(u_int8_t *)addr < 0x40) { 524 return mfp_send_usart (* (u_int8_t *)addr); 525 } else { 526 return EFAULT; 527 } 528 #endif 529 } 530 return (EPASSTHROUGH); 531 } 532 533 void 534 itestart(struct tty *tp) 535 { 536 struct clist *rbp; 537 struct ite_softc *ip; 538 u_char buf[ITEBURST]; 539 int s, len; 540 541 ip = getitesp(tp->t_dev); 542 /* 543 * (Potentially) lower priority. We only need to protect ourselves 544 * from keyboard interrupts since that is all that can affect the 545 * state of our tty (kernel printf doesn't go through this routine). 546 */ 547 s = spltty(); 548 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 549 goto out; 550 tp->t_state |= TS_BUSY; 551 rbp = &tp->t_outq; 552 len = q_to_b(rbp, buf, ITEBURST); 553 /*splx(s);*/ 554 555 /* Here is a really good place to implement pre/jumpscroll() */ 556 ite_putstr(buf, len, tp->t_dev); 557 558 /*s = spltty();*/ 559 tp->t_state &= ~TS_BUSY; 560 /* we have characters remaining. */ 561 if (rbp->c_cc) { 562 tp->t_state |= TS_TIMEOUT; 563 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 564 } 565 /* wakeup we are below */ 566 if (rbp->c_cc <= tp->t_lowat) { 567 if (tp->t_state & TS_ASLEEP) { 568 tp->t_state &= ~TS_ASLEEP; 569 wakeup((caddr_t)rbp); 570 } 571 selwakeup(&tp->t_wsel); 572 } 573 out: 574 splx(s); 575 } 576 577 /* XXX called after changes made in underlying grf layer. */ 578 /* I want to nuke this */ 579 void 580 ite_reinit(dev_t dev) 581 { 582 struct ite_softc *ip; 583 int unit = UNIT(dev); 584 585 /* XXX check whether when call from grf.c */ 586 if (unit < 0 || unit >= ite_cd.cd_ndevs || 587 (ip = getitesp(unit)) == NULL) 588 return; 589 590 ip->flags &= ~ITE_INITED; 591 iteinit(dev); 592 } 593 594 void 595 ite_reset(struct ite_softc *ip) 596 { 597 int i; 598 599 ip->curx = 0; 600 ip->cury = 0; 601 ip->attribute = 0; 602 ip->save_curx = 0; 603 ip->save_cury = 0; 604 ip->save_attribute = 0; 605 ip->ap = ip->argbuf; 606 ip->emul_level = EMUL_VT300_8; 607 ip->eightbit_C1 = 0; 608 ip->top_margin = 0; 609 ip->bottom_margin = ip->rows - 1; 610 ip->inside_margins = 0; /* origin mode == absolute */ 611 ip->linefeed_newline = 0; 612 ip->auto_wrap = 1; 613 ip->cursor_appmode = 0; 614 ip->keypad_appmode = 0; 615 ip->imode = 0; 616 ip->key_repeat = 1; 617 ip->G0 = CSET_ASCII; 618 ip->G1 = CSET_JIS1983; 619 ip->G2 = CSET_JISKANA; 620 ip->G3 = CSET_JIS1990; 621 ip->GL = &ip->G0; 622 ip->GR = &ip->G1; 623 ip->save_GL = 0; 624 ip->save_char = 0; 625 ip->fgcolor = 7; 626 ip->bgcolor = 0; 627 for (i = 0; i < ip->cols; i++) 628 ip->tabs[i] = ((i & 7) == 0); 629 /* XXX clear screen */ 630 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 631 attrclr(ip, 0, 0, ip->rows, ip->cols); 632 } 633 634 /* Used in console at startup only */ 635 int 636 ite_cnfilter(c) 637 u_char c; 638 { 639 static u_char mod = 0; 640 struct key key; 641 u_char code, up, mask; 642 int s; 643 644 up = c & 0x80 ? 1 : 0; 645 c &= 0x7f; 646 code = 0; 647 648 s = spltty(); 649 650 mask = 0; 651 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 652 switch (c) { 653 case KBD_LEFT_SHIFT: 654 mask = KBD_MOD_SHIFT; 655 break; 656 657 case KBD_LEFT_ALT: 658 mask = KBD_MOD_LALT; 659 break; 660 661 case KBD_RIGHT_ALT: 662 mask = KBD_MOD_RALT; 663 break; 664 665 case KBD_LEFT_META: 666 mask = KBD_MOD_LMETA; 667 break; 668 669 case KBD_RIGHT_META: 670 mask = KBD_MOD_RMETA; 671 break; 672 673 case KBD_CAPS_LOCK: 674 /* 675 * capslock already behaves `right', don't need to 676 * keep track of the state in here. 677 */ 678 mask = KBD_MOD_CAPS; 679 break; 680 681 case KBD_CTRL: 682 mask = KBD_MOD_CTRL; 683 break; 684 685 case KBD_RECONNECT: 686 /* ite got 0xff */ 687 if (up) 688 kbd_setLED(); 689 break; 690 } 691 if (mask & KBD_MOD_CAPS) { 692 if (!up) { 693 mod ^= KBD_MOD_CAPS; 694 kbdled ^= LED_CAPS_LOCK; 695 kbd_setLED(); 696 } 697 } else if (up) 698 mod &= ~mask; 699 else mod |= mask; 700 splx (s); 701 return -1; 702 } 703 704 if (up) { 705 splx(s); 706 return -1; 707 } 708 709 /* translate modifiers */ 710 if (mod & KBD_MOD_SHIFT) { 711 if (mod & KBD_MOD_ALT) 712 key = kbdmap.alt_shift_keys[c]; 713 else 714 key = kbdmap.shift_keys[c]; 715 } else if (mod & KBD_MOD_ALT) 716 key = kbdmap.alt_keys[c]; 717 else { 718 key = kbdmap.keys[c]; 719 /* if CAPS and key is CAPable (no pun intended) */ 720 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 721 key = kbdmap.shift_keys[c]; 722 } 723 code = key.code; 724 725 /* if string return */ 726 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 727 splx(s); 728 return -1; 729 } 730 /* handle dead keys */ 731 if (key.mode & KBD_MODE_DEAD) { 732 splx(s); 733 return -1; 734 } 735 if (mod & KBD_MOD_CTRL) 736 code &= 0x1f; 737 if (mod & KBD_MOD_META) 738 code |= 0x80; 739 740 /* do console mapping. */ 741 code = code == '\r' ? '\n' : code; 742 743 splx(s); 744 return (code); 745 } 746 747 /* And now the old stuff. */ 748 inline static void 749 itesendch(int ch) 750 { 751 (*kbd_tty->t_linesw->l_rint)(ch, kbd_tty); 752 } 753 754 755 void 756 ite_filter(c) 757 u_char c; 758 { 759 static u_short mod = 0; 760 unsigned char code, *str; 761 u_short up, mask; 762 struct key key; 763 int s, i; 764 765 if (!kbd_ite || !(kbd_tty = ite_tty[device_unit(&kbd_ite->device)])) 766 return; 767 768 /* have to make sure we're at spltty in here */ 769 s = spltty (); 770 771 up = c & 0x80 ? 1 : 0; 772 c &= 0x7f; 773 code = 0; 774 775 mask = 0; 776 if (c >= KBD_LEFT_ALT && 777 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 778 switch (c) { 779 case KBD_LEFT_SHIFT: 780 mask = KBD_MOD_SHIFT; 781 break; 782 783 case KBD_LEFT_ALT: 784 mask = KBD_MOD_LALT; 785 break; 786 787 case KBD_RIGHT_ALT: 788 mask = KBD_MOD_RALT; 789 break; 790 791 case KBD_LEFT_META: 792 mask = KBD_MOD_LMETA; 793 break; 794 795 case KBD_RIGHT_META: 796 mask = KBD_MOD_RMETA; 797 break; 798 799 case KBD_CAPS_LOCK: 800 /* 801 * capslock already behaves `right', don't need to keep 802 * track of the state in here. 803 */ 804 mask = KBD_MOD_CAPS; 805 break; 806 807 case KBD_CTRL: 808 mask = KBD_MOD_CTRL; 809 break; 810 811 case KBD_OPT1: 812 mask = KBD_MOD_OPT1; 813 break; 814 815 case KBD_OPT2: 816 mask = KBD_MOD_OPT2; 817 break; 818 819 case KBD_RECONNECT: 820 if (up) { /* ite got 0xff */ 821 kbd_setLED(); 822 } 823 break; 824 } 825 826 if (mask & KBD_MOD_CAPS) { 827 if (!up) { 828 mod ^= KBD_MOD_CAPS; 829 kbdled ^= LED_CAPS_LOCK; 830 kbd_setLED(); 831 } 832 } else if (up) { 833 mod &= ~mask; 834 } else mod |= mask; 835 836 /* 837 * return even if it wasn't a modifier key, the other 838 * codes up here are either special (like reset warning), 839 * or not yet defined 840 */ 841 splx (s); 842 return; 843 } 844 845 if (up) { 846 splx (s); 847 return; 848 } 849 850 /* 851 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 852 * this should probably be configurable.. 853 */ 854 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 855 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 856 splx (s); 857 return; 858 } 859 860 /* translate modifiers */ 861 if (mod & KBD_MOD_SHIFT) { 862 if (mod & KBD_MOD_ALT) 863 key = kbdmap.alt_shift_keys[c]; 864 else 865 key = kbdmap.shift_keys[c]; 866 } else if (mod & KBD_MOD_ALT) 867 key = kbdmap.alt_keys[c]; 868 else { 869 key = kbdmap.keys[c]; 870 /* if CAPS and key is CAPable (no pun intended) */ 871 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 872 key = kbdmap.shift_keys[c]; 873 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 874 key = kbdmap.shift_keys[c]; 875 } 876 code = key.code; 877 878 /* handle dead keys */ 879 if (key.mode & KBD_MODE_DEAD) { 880 splx (s); 881 return; 882 } 883 /* if not string, apply META and CTRL modifiers */ 884 if (! (key.mode & KBD_MODE_STRING) 885 && (!(key.mode & KBD_MODE_KPAD) || 886 (kbd_ite && !kbd_ite->keypad_appmode))) { 887 if ((mod & KBD_MOD_CTRL) && 888 (code == ' ' || (code >= '@' && code <= 'z'))) 889 code &= 0x1f; 890 if (mod & KBD_MOD_META) 891 code |= 0x80; 892 } else if ((key.mode & KBD_MODE_KPAD) && 893 (kbd_ite && kbd_ite->keypad_appmode)) { 894 static const char * const in = "0123456789-+.\r()/*"; 895 static const char * const out = "pqrstuvwxymlnMPQRS"; 896 char *cp = strchr(in, code); 897 898 /* 899 * keypad-appmode sends SS3 followed by the above 900 * translated character 901 */ 902 (*kbd_tty->t_linesw->l_rint) (27, kbd_tty); 903 (*kbd_tty->t_linesw->l_rint) ('O', kbd_tty); 904 (*kbd_tty->t_linesw->l_rint) (out[cp - in], kbd_tty); 905 splx(s); 906 return; 907 } else { 908 /* *NO* I don't like this.... */ 909 static u_char app_cursor[] = 910 { 911 3, 27, 'O', 'A', 912 3, 27, 'O', 'B', 913 3, 27, 'O', 'C', 914 3, 27, 'O', 'D'}; 915 916 str = kbdmap.strings + code; 917 /* 918 * if this is a cursor key, AND it has the default 919 * keymap setting, AND we're in app-cursor mode, switch 920 * to the above table. This is *nasty* ! 921 */ 922 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 923 && !memcmp(str, "\x03\x1b[", 3) && 924 strchr("ABCD", str[3])) 925 str = app_cursor + 4 * (str[3] - 'A'); 926 927 /* 928 * using a length-byte instead of 0-termination allows 929 * to embed \0 into strings, although this is not used 930 * in the default keymap 931 */ 932 for (i = *str++; i; i--) 933 (*kbd_tty->t_linesw->l_rint) (*str++, kbd_tty); 934 splx(s); 935 return; 936 } 937 (*kbd_tty->t_linesw->l_rint)(code, kbd_tty); 938 939 splx(s); 940 return; 941 } 942 943 /* helper functions, makes the code below more readable */ 944 inline static void 945 ite_sendstr(struct ite_softc *ip, const char *str) 946 { 947 while (*str) 948 itesendch (*str++); 949 } 950 951 inline static void 952 alignment_display(struct ite_softc *ip) 953 { 954 int i, j; 955 956 for (j = 0; j < ip->rows; j++) 957 for (i = 0; i < ip->cols; i++) 958 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 959 attrclr(ip, 0, 0, ip->rows, ip->cols); 960 } 961 962 inline static void 963 snap_cury(struct ite_softc *ip) 964 { 965 if (ip->inside_margins) { 966 if (ip->cury < ip->top_margin) 967 ip->cury = ip->top_margin; 968 if (ip->cury > ip->bottom_margin) 969 ip->cury = ip->bottom_margin; 970 } 971 } 972 973 inline static void 974 ite_dnchar(struct ite_softc *ip, int n) 975 { 976 n = min(n, ip->cols - ip->curx); 977 if (n < ip->cols - ip->curx) { 978 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 979 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 980 1, ip->cols - ip->curx - n); 981 attrclr(ip, ip->cury, ip->cols - n, 1, n); 982 } 983 while (n-- > 0) 984 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 985 } 986 987 static void 988 ite_inchar(struct ite_softc *ip, int n) 989 { 990 int c = ip->save_char; 991 ip->save_char = 0; 992 n = min(n, ip->cols - ip->curx); 993 if (n < ip->cols - ip->curx) { 994 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 995 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 996 1, ip->cols - ip->curx - n); 997 attrclr(ip, ip->cury, ip->curx, 1, n); 998 } 999 while (n--) 1000 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1001 ip->save_char = c; 1002 } 1003 1004 inline static void 1005 ite_clrtoeol(struct ite_softc *ip) 1006 { 1007 int y = ip->cury, x = ip->curx; 1008 if (ip->cols - x > 0) { 1009 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1010 attrclr(ip, y, x, 1, ip->cols - x); 1011 } 1012 } 1013 1014 inline static void 1015 ite_clrtobol(struct ite_softc *ip) 1016 { 1017 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1018 SUBR_CLEAR(ip, y, 0, 1, x); 1019 attrclr(ip, y, 0, 1, x); 1020 } 1021 1022 inline static void 1023 ite_clrline(struct ite_softc *ip) 1024 { 1025 int y = ip->cury; 1026 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1027 attrclr(ip, y, 0, 1, ip->cols); 1028 } 1029 1030 inline static void 1031 ite_clrtoeos(struct ite_softc *ip) 1032 { 1033 ite_clrtoeol(ip); 1034 if (ip->cury < ip->rows - 1) { 1035 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1036 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1037 } 1038 } 1039 1040 inline static void 1041 ite_clrtobos(struct ite_softc *ip) 1042 { 1043 ite_clrtobol(ip); 1044 if (ip->cury > 0) { 1045 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1046 attrclr(ip, 0, 0, ip->cury, ip->cols); 1047 } 1048 } 1049 1050 inline static void 1051 ite_clrscreen(struct ite_softc *ip) 1052 { 1053 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1054 attrclr(ip, 0, 0, ip->rows, ip->cols); 1055 } 1056 1057 1058 1059 inline static void 1060 ite_dnline(struct ite_softc *ip, int n) 1061 { 1062 /* 1063 * interesting.. if the cursor is outside the scrolling 1064 * region, this command is simply ignored.. 1065 */ 1066 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1067 return; 1068 1069 n = min(n, ip->bottom_margin + 1 - ip->cury); 1070 if (n <= ip->bottom_margin - ip->cury) { 1071 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1072 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1073 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1074 } 1075 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1076 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1077 } 1078 1079 inline static void 1080 ite_inline(struct ite_softc *ip, int n) 1081 { 1082 /* 1083 * interesting.. if the cursor is outside the scrolling 1084 * region, this command is simply ignored.. 1085 */ 1086 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1087 return; 1088 1089 if (n <= 0) 1090 n = 1; 1091 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1092 if (n <= ip->bottom_margin - ip->cury) { 1093 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1094 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1095 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1096 } 1097 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1098 attrclr(ip, ip->cury, 0, n, ip->cols); 1099 ip->curx = 0; 1100 } 1101 1102 inline static void 1103 ite_index(struct ite_softc *ip) 1104 { 1105 ++ip->cury; 1106 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1107 ip->cury--; 1108 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1109 ite_clrline(ip); 1110 } 1111 /*clr_attr(ip, ATTR_INV);*/ 1112 } 1113 1114 inline static void 1115 ite_lf(struct ite_softc *ip) 1116 { 1117 ++ip->cury; 1118 if (ip->cury > ip->bottom_margin) { 1119 ip->cury--; 1120 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1121 ite_clrline(ip); 1122 } 1123 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1124 /*clr_attr(ip, ATTR_INV);*/ 1125 /* reset character set ... thanks for mohta. */ 1126 ip->G0 = CSET_ASCII; 1127 ip->G1 = CSET_JIS1983; 1128 ip->G2 = CSET_JISKANA; 1129 ip->G3 = CSET_JIS1990; 1130 ip->GL = &ip->G0; 1131 ip->GR = &ip->G1; 1132 ip->save_GL = 0; 1133 ip->save_char = 0; 1134 } 1135 1136 inline static void 1137 ite_crlf(struct ite_softc *ip) 1138 { 1139 ip->curx = 0; 1140 ite_lf (ip); 1141 } 1142 1143 inline static void 1144 ite_cr(struct ite_softc *ip) 1145 { 1146 if (ip->curx) { 1147 ip->curx = 0; 1148 } 1149 } 1150 1151 inline static void 1152 ite_rlf(struct ite_softc *ip) 1153 { 1154 ip->cury--; 1155 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1156 ip->cury++; 1157 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1158 ite_clrline(ip); 1159 } 1160 clr_attr(ip, ATTR_INV); 1161 } 1162 1163 inline static int 1164 atoi(const char *cp) 1165 { 1166 int n; 1167 1168 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1169 n = n * 10 + *cp - '0'; 1170 return n; 1171 } 1172 1173 inline static int 1174 ite_argnum(struct ite_softc *ip) 1175 { 1176 char ch; 1177 int n; 1178 1179 /* convert argument string into number */ 1180 if (ip->ap == ip->argbuf) 1181 return 1; 1182 ch = *ip->ap; 1183 *ip->ap = 0; 1184 n = atoi (ip->argbuf); 1185 *ip->ap = ch; 1186 1187 return n; 1188 } 1189 1190 inline static int 1191 ite_zargnum(struct ite_softc *ip) 1192 { 1193 char ch; 1194 int n; 1195 1196 /* convert argument string into number */ 1197 if (ip->ap == ip->argbuf) 1198 return 0; 1199 ch = *ip->ap; 1200 *ip->ap = 0; /* terminate string */ 1201 n = atoi (ip->argbuf); 1202 *ip->ap = ch; 1203 1204 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1205 } 1206 1207 void 1208 ite_putstr(s, len, dev) 1209 const u_char *s; 1210 int len; 1211 dev_t dev; 1212 { 1213 struct ite_softc *ip; 1214 int i; 1215 1216 ip = getitesp(dev); 1217 1218 /* XXX avoid problems */ 1219 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1220 return; 1221 1222 SUBR_CURSOR(ip, START_CURSOROPT); 1223 for (i = 0; i < len; i++) 1224 if (s[i]) 1225 iteputchar(s[i], ip); 1226 SUBR_CURSOR(ip, END_CURSOROPT); 1227 } 1228 1229 void 1230 iteputchar(int c, struct ite_softc *ip) 1231 { 1232 int n, x, y; 1233 char *cp; 1234 1235 if (c >= 0x20 && ip->escape) { 1236 switch (ip->escape) { 1237 1238 case ESC: 1239 switch (c) { 1240 /* first 7bit equivalents for the 8bit control characters */ 1241 1242 case 'D': 1243 c = IND; 1244 ip->escape = 0; 1245 break; /* and fall into the next switch below (same for all `break') */ 1246 1247 case 'E': 1248 /* next line */ 1249 c = NEL; 1250 ip->escape = 0; 1251 break; 1252 1253 case 'H': 1254 /* set TAB at current col */ 1255 c = HTS; 1256 ip->escape = 0; 1257 break; 1258 1259 case 'M': 1260 /* reverse index */ 1261 c = RI; 1262 ip->escape = 0; 1263 break; 1264 1265 case 'N': 1266 /* single shift G2 */ 1267 c = SS2; 1268 ip->escape = 0; 1269 break; 1270 1271 case 'O': 1272 /* single shift G3 */ 1273 c = SS3; 1274 ip->escape = 0; 1275 break; 1276 1277 case 'P': 1278 /* DCS detected */ 1279 c = DCS; 1280 ip->escape = 0; 1281 break; 1282 1283 case '[': 1284 c = CSI; 1285 ip->escape = 0; 1286 break; 1287 1288 case '\\': 1289 /* String Terminator */ 1290 c = ST; 1291 ip->escape = 0; 1292 break; 1293 1294 case ']': 1295 c = OSC; 1296 ip->escape = 0; 1297 break; 1298 1299 case '^': 1300 c = PM; 1301 ip->escape = 0; 1302 break; 1303 1304 case '_': 1305 c = APC; 1306 ip->escape = 0; 1307 break; 1308 1309 1310 /* introduces 7/8bit control */ 1311 case ' ': 1312 /* can be followed by either F or G */ 1313 ip->escape = ' '; 1314 break; 1315 1316 1317 /* a lot of character set selections, not yet used... 1318 94-character sets: */ 1319 case '(': /* G0 */ 1320 case ')': /* G1 */ 1321 ip->escape = c; 1322 return; 1323 1324 case '*': /* G2 */ 1325 case '+': /* G3 */ 1326 case 'B': /* ASCII */ 1327 case 'A': /* ISO latin 1 */ 1328 case '<': /* user preferred suplemental */ 1329 case '0': /* dec special graphics */ 1330 1331 /* 96-character sets: */ 1332 case '-': /* G1 */ 1333 case '.': /* G2 */ 1334 case '/': /* G3 */ 1335 1336 /* national character sets: */ 1337 case '4': /* dutch */ 1338 case '5': 1339 case 'C': /* finnish */ 1340 case 'R': /* french */ 1341 case 'Q': /* french canadian */ 1342 case 'K': /* german */ 1343 case 'Y': /* italian */ 1344 case '6': /* norwegian/danish */ 1345 /* note: %5 and %6 are not supported (two chars..) */ 1346 1347 ip->escape = 0; 1348 /* just ignore for now */ 1349 return; 1350 1351 /* 94-multibyte character sets designate */ 1352 case '$': 1353 ip->escape = '$'; 1354 return; 1355 1356 /* locking shift modes */ 1357 case '`': 1358 ip->GR = &ip->G1; 1359 ip->escape = 0; 1360 return; 1361 1362 case 'n': 1363 ip->GL = &ip->G2; 1364 ip->escape = 0; 1365 return; 1366 1367 case '}': 1368 ip->GR = &ip->G2; 1369 ip->escape = 0; 1370 return; 1371 1372 case 'o': 1373 ip->GL = &ip->G3; 1374 ip->escape = 0; 1375 return; 1376 1377 case '|': 1378 ip->GR = &ip->G3; 1379 ip->escape = 0; 1380 return; 1381 1382 case '~': 1383 ip->GR = &ip->G1; 1384 ip->escape = 0; 1385 return; 1386 1387 /* font width/height control */ 1388 case '#': 1389 ip->escape = '#'; 1390 return; 1391 1392 case 'c': 1393 /* hard terminal reset .. */ 1394 ite_reset (ip); 1395 SUBR_CURSOR(ip, MOVE_CURSOR); 1396 ip->escape = 0; 1397 return; 1398 1399 1400 case '7': 1401 /* save cursor */ 1402 ip->save_curx = ip->curx; 1403 ip->save_cury = ip->cury; 1404 ip->save_attribute = ip->attribute; 1405 ip->sc_om = ip->inside_margins; 1406 ip->sc_G0 = ip->G0; 1407 ip->sc_G1 = ip->G1; 1408 ip->sc_G2 = ip->G2; 1409 ip->sc_G3 = ip->G3; 1410 ip->sc_GL = ip->GL; 1411 ip->sc_GR = ip->GR; 1412 ip->escape = 0; 1413 return; 1414 1415 case '8': 1416 /* restore cursor */ 1417 ip->curx = ip->save_curx; 1418 ip->cury = ip->save_cury; 1419 ip->attribute = ip->save_attribute; 1420 ip->inside_margins = ip->sc_om; 1421 ip->G0 = ip->sc_G0; 1422 ip->G1 = ip->sc_G1; 1423 ip->G2 = ip->sc_G2; 1424 ip->G3 = ip->sc_G3; 1425 ip->GL = ip->sc_GL; 1426 ip->GR = ip->sc_GR; 1427 SUBR_CURSOR(ip, MOVE_CURSOR); 1428 ip->escape = 0; 1429 return; 1430 1431 case '=': 1432 /* keypad application mode */ 1433 ip->keypad_appmode = 1; 1434 ip->escape = 0; 1435 return; 1436 1437 case '>': 1438 /* keypad numeric mode */ 1439 ip->keypad_appmode = 0; 1440 ip->escape = 0; 1441 return; 1442 1443 case 'Z': /* request ID */ 1444 if (ip->emul_level == EMUL_VT100) 1445 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1446 else 1447 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1448 ip->escape = 0; 1449 return; 1450 1451 /* default catch all for not recognized ESC sequences */ 1452 default: 1453 ip->escape = 0; 1454 return; 1455 } 1456 break; 1457 1458 1459 case '(': /* designate G0 */ 1460 switch (c) { 1461 case 'B': /* USASCII */ 1462 ip->G0 = CSET_ASCII; 1463 ip->escape = 0; 1464 return; 1465 case 'I': 1466 ip->G0 = CSET_JISKANA; 1467 ip->escape = 0; 1468 return; 1469 case 'J': 1470 ip->G0 = CSET_JISROMA; 1471 ip->escape = 0; 1472 return; 1473 case 'A': /* British or ISO-Latin-1 */ 1474 case 'H': /* Swedish */ 1475 case 'K': /* German */ 1476 case 'R': /* French */ 1477 case 'Y': /* Italian */ 1478 case 'Z': /* Spanish */ 1479 default: 1480 /* not supported */ 1481 ip->escape = 0; 1482 return; 1483 } 1484 1485 case ')': /* designate G1 */ 1486 ip->escape = 0; 1487 return; 1488 1489 case '$': /* 94-multibyte character set */ 1490 switch (c) { 1491 case '@': 1492 ip->G0 = CSET_JIS1978; 1493 ip->escape = 0; 1494 return; 1495 case 'B': 1496 ip->G0 = CSET_JIS1983; 1497 ip->escape = 0; 1498 return; 1499 case 'D': 1500 ip->G0 = CSET_JIS1990; 1501 ip->escape = 0; 1502 return; 1503 default: 1504 /* not supported */ 1505 ip->escape = 0; 1506 return; 1507 } 1508 1509 case ' ': 1510 switch (c) { 1511 case 'F': 1512 ip->eightbit_C1 = 0; 1513 ip->escape = 0; 1514 return; 1515 1516 case 'G': 1517 ip->eightbit_C1 = 1; 1518 ip->escape = 0; 1519 return; 1520 1521 default: 1522 /* not supported */ 1523 ip->escape = 0; 1524 return; 1525 } 1526 break; 1527 1528 case '#': 1529 switch (c) { 1530 case '5': 1531 /* single height, single width */ 1532 ip->escape = 0; 1533 return; 1534 1535 case '6': 1536 /* double width, single height */ 1537 ip->escape = 0; 1538 return; 1539 1540 case '3': 1541 /* top half */ 1542 ip->escape = 0; 1543 return; 1544 1545 case '4': 1546 /* bottom half */ 1547 ip->escape = 0; 1548 return; 1549 1550 case '8': 1551 /* screen alignment pattern... */ 1552 alignment_display (ip); 1553 ip->escape = 0; 1554 return; 1555 1556 default: 1557 ip->escape = 0; 1558 return; 1559 } 1560 break; 1561 1562 1563 1564 case CSI: 1565 /* the biggie... */ 1566 switch (c) { 1567 case '0': case '1': case '2': case '3': case '4': 1568 case '5': case '6': case '7': case '8': case '9': 1569 case ';': case '\"': case '$': case '>': 1570 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1571 *ip->ap++ = c; 1572 return; 1573 1574 case 'p': 1575 *ip->ap = 0; 1576 if (!strncmp(ip->argbuf, "61\"", 3)) 1577 ip->emul_level = EMUL_VT100; 1578 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1579 || !strncmp(ip->argbuf, "62;1\"", 5)) 1580 ip->emul_level = EMUL_VT300_7; 1581 else 1582 ip->emul_level = EMUL_VT300_8; 1583 ip->escape = 0; 1584 return; 1585 1586 1587 case '?': 1588 *ip->ap = 0; 1589 ip->escape = '?'; 1590 ip->ap = ip->argbuf; 1591 return; 1592 1593 1594 case 'c': 1595 /* device attributes */ 1596 *ip->ap = 0; 1597 if (ip->argbuf[0] == '>') { 1598 ite_sendstr (ip, "\033[>24;0;0;0c"); 1599 } else 1600 switch (ite_zargnum(ip)) { 1601 case 0: 1602 /* primary DA request, send primary DA response */ 1603 if (ip->emul_level == EMUL_VT100) 1604 ite_sendstr (ip, "\033[?1;1c"); 1605 else 1606 ite_sendstr (ip, "\033[63;0c"); 1607 break; 1608 } 1609 ip->escape = 0; 1610 return; 1611 1612 case 'n': 1613 switch (ite_zargnum(ip)) { 1614 case 5: 1615 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1616 break; 1617 case 6: 1618 /* cursor position report */ 1619 sprintf (ip->argbuf, "\033[%d;%dR", 1620 ip->cury + 1, ip->curx + 1); 1621 ite_sendstr (ip, ip->argbuf); 1622 break; 1623 } 1624 ip->escape = 0; 1625 return; 1626 1627 1628 case 'x': 1629 switch (ite_zargnum(ip)) { 1630 case 0: 1631 /* Fake some terminal parameters. */ 1632 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1633 break; 1634 case 1: 1635 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1636 break; 1637 } 1638 ip->escape = 0; 1639 return; 1640 1641 1642 case 'g': 1643 /* clear tabs */ 1644 switch (ite_zargnum(ip)) { 1645 case 0: 1646 if (ip->curx < ip->cols) 1647 ip->tabs[ip->curx] = 0; 1648 break; 1649 case 3: 1650 for (n = 0; n < ip->cols; n++) 1651 ip->tabs[n] = 0; 1652 break; 1653 1654 default: 1655 /* ignore */ 1656 break; 1657 } 1658 ip->escape = 0; 1659 return; 1660 1661 1662 case 'h': /* set mode */ 1663 case 'l': /* reset mode */ 1664 n = ite_zargnum (ip); 1665 switch (n) { 1666 case 4: 1667 ip->imode = (c == 'h'); /* insert/replace mode */ 1668 break; 1669 case 20: 1670 ip->linefeed_newline = (c == 'h'); 1671 break; 1672 } 1673 ip->escape = 0; 1674 return; 1675 1676 1677 case 'M': 1678 /* delete line */ 1679 ite_dnline (ip, ite_argnum (ip)); 1680 ip->escape = 0; 1681 return; 1682 1683 1684 case 'L': 1685 /* insert line */ 1686 ite_inline (ip, ite_argnum (ip)); 1687 ip->escape = 0; 1688 return; 1689 1690 1691 case 'P': 1692 /* delete char */ 1693 ite_dnchar (ip, ite_argnum (ip)); 1694 ip->escape = 0; 1695 return; 1696 1697 1698 case '@': 1699 /* insert char(s) */ 1700 ite_inchar (ip, ite_argnum (ip)); 1701 ip->escape = 0; 1702 return; 1703 1704 case '!': 1705 /* soft terminal reset */ 1706 ip->escape = 0; /* XXX */ 1707 return; 1708 1709 case 'G': 1710 /* this one was *not* in my vt320 manual but in 1711 a vt320 termcap entry.. who is right? 1712 It's supposed to set the horizontal cursor position. */ 1713 *ip->ap = 0; 1714 x = atoi (ip->argbuf); 1715 if (x) x--; 1716 ip->curx = min(x, ip->cols - 1); 1717 ip->escape = 0; 1718 SUBR_CURSOR(ip, MOVE_CURSOR); 1719 clr_attr (ip, ATTR_INV); 1720 return; 1721 1722 1723 case 'd': 1724 /* same thing here, this one's for setting the absolute 1725 vertical cursor position. Not documented... */ 1726 *ip->ap = 0; 1727 y = atoi (ip->argbuf); 1728 if (y) y--; 1729 if (ip->inside_margins) 1730 y += ip->top_margin; 1731 ip->cury = min(y, ip->rows - 1); 1732 ip->escape = 0; 1733 snap_cury(ip); 1734 SUBR_CURSOR(ip, MOVE_CURSOR); 1735 clr_attr (ip, ATTR_INV); 1736 return; 1737 1738 1739 case 'H': 1740 case 'f': 1741 *ip->ap = 0; 1742 y = atoi (ip->argbuf); 1743 x = 0; 1744 cp = strchr(ip->argbuf, ';'); 1745 if (cp) 1746 x = atoi (cp + 1); 1747 if (x) x--; 1748 if (y) y--; 1749 if (ip->inside_margins) 1750 y += ip->top_margin; 1751 ip->cury = min(y, ip->rows - 1); 1752 ip->curx = min(x, ip->cols - 1); 1753 ip->escape = 0; 1754 snap_cury(ip); 1755 SUBR_CURSOR(ip, MOVE_CURSOR); 1756 /*clr_attr (ip, ATTR_INV);*/ 1757 return; 1758 1759 case 'A': 1760 /* cursor up */ 1761 n = ite_argnum (ip); 1762 n = ip->cury - (n ? n : 1); 1763 if (n < 0) n = 0; 1764 if (ip->inside_margins) 1765 n = max(ip->top_margin, n); 1766 else if (n == ip->top_margin - 1) 1767 /* allow scrolling outside region, but don't scroll out 1768 of active region without explicit CUP */ 1769 n = ip->top_margin; 1770 ip->cury = n; 1771 ip->escape = 0; 1772 SUBR_CURSOR(ip, MOVE_CURSOR); 1773 clr_attr (ip, ATTR_INV); 1774 return; 1775 1776 case 'B': 1777 /* cursor down */ 1778 n = ite_argnum (ip); 1779 n = ip->cury + (n ? n : 1); 1780 n = min(ip->rows - 1, n); 1781 #if 0 1782 if (ip->inside_margins) 1783 #endif 1784 n = min(ip->bottom_margin, n); 1785 #if 0 1786 else if (n == ip->bottom_margin + 1) 1787 /* allow scrolling outside region, but don't scroll out 1788 of active region without explicit CUP */ 1789 n = ip->bottom_margin; 1790 #endif 1791 ip->cury = n; 1792 ip->escape = 0; 1793 SUBR_CURSOR(ip, MOVE_CURSOR); 1794 clr_attr (ip, ATTR_INV); 1795 return; 1796 1797 case 'C': 1798 /* cursor forward */ 1799 n = ite_argnum (ip); 1800 n = n ? n : 1; 1801 ip->curx = min(ip->curx + n, ip->cols - 1); 1802 ip->escape = 0; 1803 SUBR_CURSOR(ip, MOVE_CURSOR); 1804 clr_attr (ip, ATTR_INV); 1805 return; 1806 1807 case 'D': 1808 /* cursor backward */ 1809 n = ite_argnum (ip); 1810 n = n ? n : 1; 1811 n = ip->curx - n; 1812 ip->curx = n >= 0 ? n : 0; 1813 ip->escape = 0; 1814 SUBR_CURSOR(ip, MOVE_CURSOR); 1815 clr_attr (ip, ATTR_INV); 1816 return; 1817 1818 1819 case 'J': 1820 /* erase screen */ 1821 *ip->ap = 0; 1822 n = ite_zargnum (ip); 1823 if (n == 0) 1824 ite_clrtoeos(ip); 1825 else if (n == 1) 1826 ite_clrtobos(ip); 1827 else if (n == 2) 1828 ite_clrscreen(ip); 1829 ip->escape = 0; 1830 return; 1831 1832 1833 case 'K': 1834 /* erase line */ 1835 n = ite_zargnum (ip); 1836 if (n == 0) 1837 ite_clrtoeol(ip); 1838 else if (n == 1) 1839 ite_clrtobol(ip); 1840 else if (n == 2) 1841 ite_clrline(ip); 1842 ip->escape = 0; 1843 return; 1844 1845 case 'S': 1846 /* scroll up */ 1847 n = ite_zargnum (ip); 1848 if (n <= 0) 1849 n = 1; 1850 else if (n > ip->rows-1) 1851 n = ip->rows-1; 1852 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1853 ip->escape = 0; 1854 return; 1855 1856 case 'T': 1857 /* scroll down */ 1858 n = ite_zargnum (ip); 1859 if (n <= 0) 1860 n = 1; 1861 else if (n > ip->rows-1) 1862 n = ip->rows-1; 1863 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1864 ip->escape = 0; 1865 return; 1866 1867 case 'X': 1868 /* erase character */ 1869 n = ite_argnum(ip) - 1; 1870 n = min(n, ip->cols - 1 - ip->curx); 1871 for (; n >= 0; n--) { 1872 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1873 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1874 } 1875 ip->escape = 0; 1876 return; 1877 1878 1879 case '}': case '`': 1880 /* status line control */ 1881 ip->escape = 0; 1882 return; 1883 1884 case 'r': 1885 /* set scrolling region */ 1886 ip->escape = 0; 1887 *ip->ap = 0; 1888 x = atoi (ip->argbuf); 1889 x = x ? x : 1; 1890 y = ip->rows; 1891 cp = strchr(ip->argbuf, ';'); 1892 if (cp) { 1893 y = atoi (cp + 1); 1894 y = y ? y : ip->rows; 1895 } 1896 if (y <= x) 1897 return; 1898 x--; 1899 y--; 1900 ip->top_margin = min(x, ip->rows - 2); 1901 ip->bottom_margin = min(y, ip->rows - 1); 1902 if (ip->inside_margins) { 1903 ip->cury = ip->top_margin; 1904 } else 1905 ip->cury = 0; 1906 ip->curx = 0; 1907 return; 1908 1909 1910 case 'm': 1911 /* big attribute setter/resetter */ 1912 { 1913 char *c_p; 1914 *ip->ap = 0; 1915 /* kludge to make CSIm work (== CSI0m) */ 1916 if (ip->ap == ip->argbuf) 1917 ip->ap++; 1918 for (c_p = ip->argbuf; c_p < ip->ap; ) { 1919 switch (*c_p) { 1920 case 0: 1921 case '0': 1922 clr_attr (ip, ATTR_ALL); 1923 ip->fgcolor = 7; 1924 ip->bgcolor = 0; 1925 c_p++; 1926 break; 1927 1928 case '1': 1929 set_attr (ip, ATTR_BOLD); 1930 c_p++; 1931 break; 1932 1933 case '2': 1934 switch (c_p[1]) { 1935 case '2': 1936 clr_attr (ip, ATTR_BOLD); 1937 c_p += 2; 1938 break; 1939 1940 case '4': 1941 clr_attr (ip, ATTR_UL); 1942 c_p += 2; 1943 break; 1944 1945 case '5': 1946 clr_attr (ip, ATTR_BLINK); 1947 c_p += 2; 1948 break; 1949 1950 case '7': 1951 clr_attr (ip, ATTR_INV); 1952 c_p += 2; 1953 break; 1954 1955 default: 1956 c_p++; 1957 break; 1958 } 1959 break; 1960 1961 case '3': 1962 switch (c_p[1]) { 1963 case '0': case '1': case '2': case '3': 1964 case '4': case '5': case '6': case '7': 1965 /* foreground colors */ 1966 ip->fgcolor = c_p[1] - '0'; 1967 c_p += 2; 1968 break; 1969 default: 1970 c_p++; 1971 break; 1972 } 1973 break; 1974 1975 case '4': 1976 switch (c_p[1]) { 1977 case '0': case '1': case '2': case '3': 1978 case '4': case '5': case '6': case '7': 1979 /* background colors */ 1980 ip->bgcolor = c_p[1] - '0'; 1981 c_p += 2; 1982 break; 1983 default: 1984 set_attr (ip, ATTR_UL); 1985 c_p++; 1986 break; 1987 } 1988 break; 1989 1990 case '5': 1991 set_attr (ip, ATTR_BLINK); 1992 c_p++; 1993 break; 1994 1995 case '7': 1996 set_attr (ip, ATTR_INV); 1997 c_p++; 1998 break; 1999 2000 default: 2001 c_p++; 2002 break; 2003 } 2004 } 2005 2006 } 2007 ip->escape = 0; 2008 return; 2009 2010 2011 case 'u': 2012 /* DECRQTSR */ 2013 ite_sendstr (ip, "\033P\033\\"); 2014 ip->escape = 0; 2015 return; 2016 2017 default: 2018 ip->escape = 0; 2019 return; 2020 } 2021 break; 2022 2023 2024 2025 case '?': /* CSI ? */ 2026 switch (c) { 2027 case '0': case '1': case '2': case '3': case '4': 2028 case '5': case '6': case '7': case '8': case '9': 2029 case ';': case '\"': case '$': 2030 /* Don't fill the last character; it's needed. */ 2031 /* XXX yeah, where ?? */ 2032 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2033 *ip->ap++ = c; 2034 return; 2035 2036 2037 case 'n': 2038 /* Terminal Reports */ 2039 *ip->ap = 0; 2040 if (ip->ap == &ip->argbuf[2]) { 2041 if (!strncmp(ip->argbuf, "15", 2)) 2042 /* printer status: no printer */ 2043 ite_sendstr (ip, "\033[13n"); 2044 2045 else if (!strncmp(ip->argbuf, "25", 2)) 2046 /* udk status */ 2047 ite_sendstr (ip, "\033[20n"); 2048 2049 else if (!strncmp(ip->argbuf, "26", 2)) 2050 /* keyboard dialect: US */ 2051 ite_sendstr (ip, "\033[27;1n"); 2052 } 2053 ip->escape = 0; 2054 return; 2055 2056 2057 case 'h': /* set dec private modes */ 2058 case 'l': /* reset dec private modes */ 2059 n = ite_zargnum (ip); 2060 switch (n) { 2061 case 1: 2062 /* CKM - cursor key mode */ 2063 ip->cursor_appmode = (c == 'h'); 2064 break; 2065 2066 case 3: 2067 /* 132/80 columns (132 == 'h') */ 2068 break; 2069 2070 case 4: /* smooth scroll */ 2071 break; 2072 2073 case 5: 2074 /* light background (=='h') /dark background(=='l') */ 2075 break; 2076 2077 case 6: /* origin mode */ 2078 ip->inside_margins = (c == 'h'); 2079 #if 0 2080 ip->curx = 0; 2081 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2082 SUBR_CURSOR(ip, MOVE_CURSOR); 2083 #endif 2084 break; 2085 2086 case 7: /* auto wraparound */ 2087 ip->auto_wrap = (c == 'h'); 2088 break; 2089 2090 case 8: /* keyboard repeat */ 2091 ip->key_repeat = (c == 'h'); 2092 break; 2093 2094 case 20: /* newline mode */ 2095 ip->linefeed_newline = (c == 'h'); 2096 break; 2097 2098 case 25: /* cursor on/off */ 2099 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2100 break; 2101 } 2102 ip->escape = 0; 2103 return; 2104 2105 case 'K': 2106 /* selective erase in line */ 2107 case 'J': 2108 /* selective erase in display */ 2109 2110 default: 2111 ip->escape = 0; 2112 return; 2113 } 2114 break; 2115 2116 2117 default: 2118 ip->escape = 0; 2119 return; 2120 } 2121 } 2122 2123 switch (c) { 2124 case 0x00: /* NUL */ 2125 case 0x01: /* SOH */ 2126 case 0x02: /* STX */ 2127 case 0x03: /* ETX */ 2128 case 0x04: /* EOT */ 2129 case 0x05: /* ENQ */ 2130 case 0x06: /* ACK */ 2131 break; 2132 2133 case BEL: 2134 #if NBELL > 0 2135 if (kbd_ite && ite_tty[device_unit(&kbd_ite->device)]) 2136 opm_bell(); 2137 #endif 2138 break; 2139 2140 case BS: 2141 if (--ip->curx < 0) 2142 ip->curx = 0; 2143 else 2144 SUBR_CURSOR(ip, MOVE_CURSOR); 2145 break; 2146 2147 case HT: 2148 for (n = ip->curx + 1; n < ip->cols; n++) { 2149 if (ip->tabs[n]) { 2150 ip->curx = n; 2151 SUBR_CURSOR(ip, MOVE_CURSOR); 2152 break; 2153 } 2154 } 2155 break; 2156 2157 case VT: /* VT is treated like LF */ 2158 case FF: /* so is FF */ 2159 case LF: 2160 /* cr->crlf distinction is done here, on output, 2161 not on input! */ 2162 if (ip->linefeed_newline) 2163 ite_crlf (ip); 2164 else 2165 ite_lf (ip); 2166 break; 2167 2168 case CR: 2169 ite_cr (ip); 2170 break; 2171 2172 2173 case SO: 2174 ip->GL = &ip->G1; 2175 break; 2176 2177 case SI: 2178 ip->GL = &ip->G0; 2179 break; 2180 2181 case 0x10: /* DLE */ 2182 case 0x11: /* DC1/XON */ 2183 case 0x12: /* DC2 */ 2184 case 0x13: /* DC3/XOFF */ 2185 case 0x14: /* DC4 */ 2186 case 0x15: /* NAK */ 2187 case 0x16: /* SYN */ 2188 case 0x17: /* ETB */ 2189 break; 2190 2191 case CAN: 2192 ip->escape = 0; /* cancel any escape sequence in progress */ 2193 break; 2194 2195 case 0x19: /* EM */ 2196 break; 2197 2198 case SUB: 2199 ip->escape = 0; /* dito, but see below */ 2200 /* should also display a reverse question mark!! */ 2201 break; 2202 2203 case ESC: 2204 ip->escape = ESC; 2205 break; 2206 2207 case 0x1c: /* FS */ 2208 case 0x1d: /* GS */ 2209 case 0x1e: /* RS */ 2210 case 0x1f: /* US */ 2211 break; 2212 2213 /* now it gets weird.. 8bit control sequences.. */ 2214 case IND: /* index: move cursor down, scroll */ 2215 ite_index (ip); 2216 break; 2217 2218 case NEL: /* next line. next line, first pos. */ 2219 ite_crlf (ip); 2220 break; 2221 2222 case HTS: /* set horizontal tab */ 2223 if (ip->curx < ip->cols) 2224 ip->tabs[ip->curx] = 1; 2225 break; 2226 2227 case RI: /* reverse index */ 2228 ite_rlf (ip); 2229 break; 2230 2231 case SS2: /* go into G2 for one character */ 2232 ip->save_GL = ip->GR; /* GL XXX EUC */ 2233 ip->GR = &ip->G2; /* GL XXX */ 2234 break; 2235 2236 case SS3: /* go into G3 for one character */ 2237 ip->save_GL = ip->GR; /* GL XXX EUC */ 2238 ip->GR = &ip->G3; /* GL XXX */ 2239 break; 2240 2241 case DCS: /* device control string introducer */ 2242 ip->escape = DCS; 2243 ip->ap = ip->argbuf; 2244 break; 2245 2246 case CSI: /* control sequence introducer */ 2247 ip->escape = CSI; 2248 ip->ap = ip->argbuf; 2249 break; 2250 2251 case ST: /* string terminator */ 2252 /* ignore, if not used as terminator */ 2253 break; 2254 2255 case OSC: /* introduces OS command. Ignore everything upto ST */ 2256 ip->escape = OSC; 2257 break; 2258 2259 case PM: /* privacy message, ignore everything upto ST */ 2260 ip->escape = PM; 2261 break; 2262 2263 case APC: /* application program command, ignore everything upto ST */ 2264 ip->escape = APC; 2265 break; 2266 2267 case DEL: 2268 break; 2269 2270 default: 2271 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2272 ip->save_char = c; 2273 break; 2274 } 2275 if (ip->imode) 2276 ite_inchar(ip, ip->save_char ? 2 : 1); 2277 iteprecheckwrap(ip); 2278 #ifdef DO_WEIRD_ATTRIBUTES 2279 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2280 attrset(ip, ATTR_INV); 2281 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2282 } 2283 else 2284 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2285 #else 2286 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2287 #endif 2288 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2289 itecheckwrap(ip); 2290 if (ip->save_char) { 2291 itecheckwrap(ip); 2292 ip->save_char = 0; 2293 } 2294 if (ip->save_GL) { 2295 /* 2296 * reset single shift 2297 */ 2298 ip->GR = ip->save_GL; 2299 ip->save_GL = 0; 2300 } 2301 break; 2302 } 2303 } 2304 2305 static void 2306 iteprecheckwrap(struct ite_softc *ip) 2307 { 2308 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2309 ip->curx = 0; 2310 clr_attr(ip, ATTR_INV); 2311 if (++ip->cury >= ip->bottom_margin + 1) { 2312 ip->cury = ip->bottom_margin; 2313 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2314 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2315 ite_clrtoeol(ip); 2316 } /*else 2317 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2318 } 2319 } 2320 2321 static void 2322 itecheckwrap(struct ite_softc *ip) 2323 { 2324 #if 0 2325 if (++ip->curx == ip->cols) { 2326 if (ip->auto_wrap) { 2327 ip->curx = 0; 2328 clr_attr(ip, ATTR_INV); 2329 if (++ip->cury >= ip->bottom_margin + 1) { 2330 ip->cury = ip->bottom_margin; 2331 SUBR_CURSOR(ip, MOVE_CURSOR); 2332 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2333 ite_clrtoeol(ip); 2334 return; 2335 } 2336 } else 2337 /* stay there if no autowrap.. */ 2338 ip->curx--; 2339 } 2340 #else 2341 if (ip->curx < ip->cols) { 2342 ip->curx++; 2343 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2344 } 2345 #endif 2346 } 2347 2348 #endif 2349 2350 #if NITE > 0 && NKBD > 0 2351 2352 /* 2353 * Console functions 2354 */ 2355 #include <dev/cons.h> 2356 extern void kbdenable(int); 2357 extern int kbdcngetc(void); 2358 2359 /* 2360 * Return a priority in consdev->cn_pri field highest wins. This function 2361 * is called before any devices have been probed. 2362 */ 2363 void 2364 itecnprobe(struct consdev *cd) 2365 { 2366 int maj; 2367 2368 /* locate the major number */ 2369 maj = cdevsw_lookup_major(&ite_cdevsw); 2370 2371 /* 2372 * return priority of the best ite (already picked from attach) 2373 * or CN_DEAD. 2374 */ 2375 if (con_itesoftc.grf == NULL) 2376 cd->cn_pri = CN_DEAD; 2377 else { 2378 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2379 /* 2380 * hardcode the minor number. 2381 * currently we support only one ITE, it is enough for now. 2382 */ 2383 con_itesoftc.isw = &itesw[0]; 2384 cd->cn_pri = CN_INTERNAL; 2385 cd->cn_dev = makedev(maj, 0); 2386 } 2387 2388 } 2389 2390 void 2391 itecninit(struct consdev *cd) 2392 { 2393 struct ite_softc *ip; 2394 2395 ip = getitesp(cd->cn_dev); 2396 iteinit(cd->cn_dev); /* init console unit */ 2397 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2398 kbdenable(0); 2399 mfp_send_usart(0x49); 2400 } 2401 2402 /* 2403 * itecnfinish() is called in ite_init() when the device is 2404 * being probed in the normal fasion, thus we can finish setting 2405 * up this ite now that the system is more functional. 2406 */ 2407 void 2408 itecnfinish(struct ite_softc *ip) 2409 { 2410 static int done; 2411 2412 if (done) 2413 return; 2414 done = 1; 2415 } 2416 2417 /*ARGSUSED*/ 2418 int 2419 itecngetc(dev_t dev) 2420 { 2421 int c; 2422 2423 do { 2424 c = kbdcngetc(); 2425 c = ite_cnfilter(c); 2426 } while (c == -1); 2427 return (c); 2428 } 2429 2430 void 2431 itecnputc(dev_t dev, int c) 2432 { 2433 static int paniced = 0; 2434 struct ite_softc *ip = getitesp(dev); 2435 char ch = c; 2436 #ifdef ITE_KERNEL_ATTR 2437 short save_attribute; 2438 #endif 2439 2440 if (panicstr && !paniced && 2441 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2442 (void) iteon(dev, 3); 2443 paniced = 1; 2444 } 2445 #ifdef ITE_KERNEL_ATTR 2446 save_attribute = ip->attribute; 2447 ip->attribute = ITE_KERNEL_ATTR; 2448 #endif 2449 ite_putstr(&ch, 1, dev); 2450 #ifdef ITE_KERNEL_ATTR 2451 ip->attribute = save_attribute; 2452 #endif 2453 } 2454 #endif 2455
Indexes created Thu Sep 25 16:09:42 GMT 2025