ite.c revision 1.46
1 /* $NetBSD: ite.c,v 1.46 2006/07/23 22:06:08 ad 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 1.46 2006/07/23 22:06:08 ad 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_cred, KAUTH_GENERIC_ISSUSER, 398 &l->l_acflag) != 0) 399 return (EBUSY); 400 if ((ip->flags & ITE_ACTIVE) == 0) { 401 error = iteon(dev, 0); 402 if (error) 403 return (error); 404 first = 1; 405 } 406 tp->t_oproc = itestart; 407 tp->t_param = NULL; 408 tp->t_dev = dev; 409 if ((tp->t_state&TS_ISOPEN) == 0) { 410 ttychars(tp); 411 tp->t_iflag = TTYDEF_IFLAG; 412 tp->t_oflag = TTYDEF_OFLAG; 413 tp->t_cflag = TTYDEF_CFLAG; 414 tp->t_lflag = TTYDEF_LFLAG; 415 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 416 tp->t_state = TS_ISOPEN|TS_CARR_ON; 417 ttsetwater(tp); 418 } 419 error = (*tp->t_linesw->l_open)(dev, tp); 420 if (error == 0) { 421 tp->t_winsize.ws_row = ip->rows; 422 tp->t_winsize.ws_col = ip->cols; 423 } else if (first) 424 iteoff(dev, 0); 425 return (error); 426 } 427 428 /*ARGSUSED*/ 429 int 430 iteclose(dev_t dev, int flag, int mode, struct lwp *l) 431 { 432 struct tty *tp = ite_tty[UNIT(dev)]; 433 434 (*tp->t_linesw->l_close)(tp, flag); 435 ttyclose(tp); 436 iteoff(dev, 0); 437 #if 0 438 ttyfree(tp); 439 ite_tty[UNIT(dev)] = (struct tty *)0; 440 #endif 441 return(0); 442 } 443 444 int 445 iteread(dev_t dev, struct uio *uio, int flag) 446 { 447 struct tty *tp = ite_tty[UNIT(dev)]; 448 449 return ((*tp->t_linesw->l_read)(tp, uio, flag)); 450 } 451 452 int 453 itewrite(dev_t dev, struct uio *uio, int flag) 454 { 455 struct tty *tp = ite_tty[UNIT(dev)]; 456 457 return ((*tp->t_linesw->l_write)(tp, uio, flag)); 458 } 459 460 int 461 itepoll(dev_t dev, int events, struct lwp *l) 462 { 463 struct tty *tp = ite_tty[UNIT(dev)]; 464 465 return ((*tp->t_linesw->l_poll)(tp, events, l)); 466 } 467 468 struct tty * 469 itetty(dev_t dev) 470 { 471 472 return (ite_tty[UNIT(dev)]); 473 } 474 475 int 476 iteioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct lwp *l) 477 { 478 struct iterepeat *irp; 479 struct tty *tp = ite_tty[UNIT(dev)]; 480 int error; 481 482 error = (*tp->t_linesw->l_ioctl)(tp, cmd, addr, flag, l); 483 if (error != EPASSTHROUGH) 484 return (error); 485 486 error = ttioctl(tp, cmd, addr, flag, l); 487 if (error != EPASSTHROUGH) 488 return (error); 489 490 switch (cmd) { 491 case ITEIOCSKMAP: 492 if (addr == 0) 493 return(EFAULT); 494 memcpy(&kbdmap, addr, sizeof(struct kbdmap)); 495 return(0); 496 497 case ITEIOCGKMAP: 498 if (addr == NULL) 499 return(EFAULT); 500 memcpy(addr, &kbdmap, sizeof(struct kbdmap)); 501 return(0); 502 503 case ITEIOCGREPT: 504 irp = (struct iterepeat *)addr; 505 irp->start = start_repeat_timeo; 506 irp->next = next_repeat_timeo; 507 508 case ITEIOCSREPT: 509 irp = (struct iterepeat *)addr; 510 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 511 return(EINVAL); 512 start_repeat_timeo = irp->start; 513 next_repeat_timeo = irp->next; 514 #if x68k 515 case ITELOADFONT: 516 if (addr) { 517 memcpy(kern_font, addr, 4096 /*sizeof (kernel_font)*/); 518 ite_set_glyph(); 519 return 0; 520 } else 521 return EFAULT; 522 523 case ITETVCTRL: 524 if (addr && *(u_int8_t *)addr < 0x40) { 525 return mfp_send_usart (* (u_int8_t *)addr); 526 } else { 527 return EFAULT; 528 } 529 #endif 530 } 531 return (EPASSTHROUGH); 532 } 533 534 void 535 itestart(struct tty *tp) 536 { 537 struct clist *rbp; 538 struct ite_softc *ip; 539 u_char buf[ITEBURST]; 540 int s, len; 541 542 ip = getitesp(tp->t_dev); 543 /* 544 * (Potentially) lower priority. We only need to protect ourselves 545 * from keyboard interrupts since that is all that can affect the 546 * state of our tty (kernel printf doesn't go through this routine). 547 */ 548 s = spltty(); 549 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 550 goto out; 551 tp->t_state |= TS_BUSY; 552 rbp = &tp->t_outq; 553 len = q_to_b(rbp, buf, ITEBURST); 554 /*splx(s);*/ 555 556 /* Here is a really good place to implement pre/jumpscroll() */ 557 ite_putstr(buf, len, tp->t_dev); 558 559 /*s = spltty();*/ 560 tp->t_state &= ~TS_BUSY; 561 /* we have characters remaining. */ 562 if (rbp->c_cc) { 563 tp->t_state |= TS_TIMEOUT; 564 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 565 } 566 /* wakeup we are below */ 567 if (rbp->c_cc <= tp->t_lowat) { 568 if (tp->t_state & TS_ASLEEP) { 569 tp->t_state &= ~TS_ASLEEP; 570 wakeup((caddr_t)rbp); 571 } 572 selwakeup(&tp->t_wsel); 573 } 574 out: 575 splx(s); 576 } 577 578 /* XXX called after changes made in underlying grf layer. */ 579 /* I want to nuke this */ 580 void 581 ite_reinit(dev_t dev) 582 { 583 struct ite_softc *ip; 584 int unit = UNIT(dev); 585 586 /* XXX check whether when call from grf.c */ 587 if (unit < 0 || unit >= ite_cd.cd_ndevs || 588 (ip = getitesp(unit)) == NULL) 589 return; 590 591 ip->flags &= ~ITE_INITED; 592 iteinit(dev); 593 } 594 595 void 596 ite_reset(struct ite_softc *ip) 597 { 598 int i; 599 600 ip->curx = 0; 601 ip->cury = 0; 602 ip->attribute = 0; 603 ip->save_curx = 0; 604 ip->save_cury = 0; 605 ip->save_attribute = 0; 606 ip->ap = ip->argbuf; 607 ip->emul_level = EMUL_VT300_8; 608 ip->eightbit_C1 = 0; 609 ip->top_margin = 0; 610 ip->bottom_margin = ip->rows - 1; 611 ip->inside_margins = 0; /* origin mode == absolute */ 612 ip->linefeed_newline = 0; 613 ip->auto_wrap = 1; 614 ip->cursor_appmode = 0; 615 ip->keypad_appmode = 0; 616 ip->imode = 0; 617 ip->key_repeat = 1; 618 ip->G0 = CSET_ASCII; 619 ip->G1 = CSET_JIS1983; 620 ip->G2 = CSET_JISKANA; 621 ip->G3 = CSET_JIS1990; 622 ip->GL = &ip->G0; 623 ip->GR = &ip->G1; 624 ip->save_GL = 0; 625 ip->save_char = 0; 626 ip->fgcolor = 7; 627 ip->bgcolor = 0; 628 for (i = 0; i < ip->cols; i++) 629 ip->tabs[i] = ((i & 7) == 0); 630 /* XXX clear screen */ 631 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 632 attrclr(ip, 0, 0, ip->rows, ip->cols); 633 } 634 635 /* Used in console at startup only */ 636 int 637 ite_cnfilter(c) 638 u_char c; 639 { 640 static u_char mod = 0; 641 struct key key; 642 u_char code, up, mask; 643 int s; 644 645 up = c & 0x80 ? 1 : 0; 646 c &= 0x7f; 647 code = 0; 648 649 s = spltty(); 650 651 mask = 0; 652 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 653 switch (c) { 654 case KBD_LEFT_SHIFT: 655 mask = KBD_MOD_SHIFT; 656 break; 657 658 case KBD_LEFT_ALT: 659 mask = KBD_MOD_LALT; 660 break; 661 662 case KBD_RIGHT_ALT: 663 mask = KBD_MOD_RALT; 664 break; 665 666 case KBD_LEFT_META: 667 mask = KBD_MOD_LMETA; 668 break; 669 670 case KBD_RIGHT_META: 671 mask = KBD_MOD_RMETA; 672 break; 673 674 case KBD_CAPS_LOCK: 675 /* 676 * capslock already behaves `right', don't need to 677 * keep track of the state in here. 678 */ 679 mask = KBD_MOD_CAPS; 680 break; 681 682 case KBD_CTRL: 683 mask = KBD_MOD_CTRL; 684 break; 685 686 case KBD_RECONNECT: 687 /* ite got 0xff */ 688 if (up) 689 kbd_setLED(); 690 break; 691 } 692 if (mask & KBD_MOD_CAPS) { 693 if (!up) { 694 mod ^= KBD_MOD_CAPS; 695 kbdled ^= LED_CAPS_LOCK; 696 kbd_setLED(); 697 } 698 } else if (up) 699 mod &= ~mask; 700 else mod |= mask; 701 splx (s); 702 return -1; 703 } 704 705 if (up) { 706 splx(s); 707 return -1; 708 } 709 710 /* translate modifiers */ 711 if (mod & KBD_MOD_SHIFT) { 712 if (mod & KBD_MOD_ALT) 713 key = kbdmap.alt_shift_keys[c]; 714 else 715 key = kbdmap.shift_keys[c]; 716 } else if (mod & KBD_MOD_ALT) 717 key = kbdmap.alt_keys[c]; 718 else { 719 key = kbdmap.keys[c]; 720 /* if CAPS and key is CAPable (no pun intended) */ 721 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 722 key = kbdmap.shift_keys[c]; 723 } 724 code = key.code; 725 726 /* if string return */ 727 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 728 splx(s); 729 return -1; 730 } 731 /* handle dead keys */ 732 if (key.mode & KBD_MODE_DEAD) { 733 splx(s); 734 return -1; 735 } 736 if (mod & KBD_MOD_CTRL) 737 code &= 0x1f; 738 if (mod & KBD_MOD_META) 739 code |= 0x80; 740 741 /* do console mapping. */ 742 code = code == '\r' ? '\n' : code; 743 744 splx(s); 745 return (code); 746 } 747 748 /* And now the old stuff. */ 749 inline static void 750 itesendch(int ch) 751 { 752 (*kbd_tty->t_linesw->l_rint)(ch, kbd_tty); 753 } 754 755 756 void 757 ite_filter(c) 758 u_char c; 759 { 760 static u_short mod = 0; 761 unsigned char code, *str; 762 u_short up, mask; 763 struct key key; 764 int s, i; 765 766 if (!kbd_ite || !(kbd_tty = ite_tty[device_unit(&kbd_ite->device)])) 767 return; 768 769 /* have to make sure we're at spltty in here */ 770 s = spltty (); 771 772 up = c & 0x80 ? 1 : 0; 773 c &= 0x7f; 774 code = 0; 775 776 mask = 0; 777 if (c >= KBD_LEFT_ALT && 778 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 779 switch (c) { 780 case KBD_LEFT_SHIFT: 781 mask = KBD_MOD_SHIFT; 782 break; 783 784 case KBD_LEFT_ALT: 785 mask = KBD_MOD_LALT; 786 break; 787 788 case KBD_RIGHT_ALT: 789 mask = KBD_MOD_RALT; 790 break; 791 792 case KBD_LEFT_META: 793 mask = KBD_MOD_LMETA; 794 break; 795 796 case KBD_RIGHT_META: 797 mask = KBD_MOD_RMETA; 798 break; 799 800 case KBD_CAPS_LOCK: 801 /* 802 * capslock already behaves `right', don't need to keep 803 * track of the state in here. 804 */ 805 mask = KBD_MOD_CAPS; 806 break; 807 808 case KBD_CTRL: 809 mask = KBD_MOD_CTRL; 810 break; 811 812 case KBD_OPT1: 813 mask = KBD_MOD_OPT1; 814 break; 815 816 case KBD_OPT2: 817 mask = KBD_MOD_OPT2; 818 break; 819 820 case KBD_RECONNECT: 821 if (up) { /* ite got 0xff */ 822 kbd_setLED(); 823 } 824 break; 825 } 826 827 if (mask & KBD_MOD_CAPS) { 828 if (!up) { 829 mod ^= KBD_MOD_CAPS; 830 kbdled ^= LED_CAPS_LOCK; 831 kbd_setLED(); 832 } 833 } else if (up) { 834 mod &= ~mask; 835 } else mod |= mask; 836 837 /* 838 * return even if it wasn't a modifier key, the other 839 * codes up here are either special (like reset warning), 840 * or not yet defined 841 */ 842 splx (s); 843 return; 844 } 845 846 if (up) { 847 splx (s); 848 return; 849 } 850 851 /* 852 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 853 * this should probably be configurable.. 854 */ 855 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 856 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 857 splx (s); 858 return; 859 } 860 861 /* translate modifiers */ 862 if (mod & KBD_MOD_SHIFT) { 863 if (mod & KBD_MOD_ALT) 864 key = kbdmap.alt_shift_keys[c]; 865 else 866 key = kbdmap.shift_keys[c]; 867 } else if (mod & KBD_MOD_ALT) 868 key = kbdmap.alt_keys[c]; 869 else { 870 key = kbdmap.keys[c]; 871 /* if CAPS and key is CAPable (no pun intended) */ 872 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 873 key = kbdmap.shift_keys[c]; 874 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 875 key = kbdmap.shift_keys[c]; 876 } 877 code = key.code; 878 879 /* handle dead keys */ 880 if (key.mode & KBD_MODE_DEAD) { 881 splx (s); 882 return; 883 } 884 /* if not string, apply META and CTRL modifiers */ 885 if (! (key.mode & KBD_MODE_STRING) 886 && (!(key.mode & KBD_MODE_KPAD) || 887 (kbd_ite && !kbd_ite->keypad_appmode))) { 888 if ((mod & KBD_MOD_CTRL) && 889 (code == ' ' || (code >= '@' && code <= 'z'))) 890 code &= 0x1f; 891 if (mod & KBD_MOD_META) 892 code |= 0x80; 893 } else if ((key.mode & KBD_MODE_KPAD) && 894 (kbd_ite && kbd_ite->keypad_appmode)) { 895 static const char * const in = "0123456789-+.\r()/*"; 896 static const char * const out = "pqrstuvwxymlnMPQRS"; 897 char *cp = strchr(in, code); 898 899 /* 900 * keypad-appmode sends SS3 followed by the above 901 * translated character 902 */ 903 (*kbd_tty->t_linesw->l_rint) (27, kbd_tty); 904 (*kbd_tty->t_linesw->l_rint) ('O', kbd_tty); 905 (*kbd_tty->t_linesw->l_rint) (out[cp - in], kbd_tty); 906 splx(s); 907 return; 908 } else { 909 /* *NO* I don't like this.... */ 910 static u_char app_cursor[] = 911 { 912 3, 27, 'O', 'A', 913 3, 27, 'O', 'B', 914 3, 27, 'O', 'C', 915 3, 27, 'O', 'D'}; 916 917 str = kbdmap.strings + code; 918 /* 919 * if this is a cursor key, AND it has the default 920 * keymap setting, AND we're in app-cursor mode, switch 921 * to the above table. This is *nasty* ! 922 */ 923 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 924 && !memcmp(str, "\x03\x1b[", 3) && 925 strchr("ABCD", str[3])) 926 str = app_cursor + 4 * (str[3] - 'A'); 927 928 /* 929 * using a length-byte instead of 0-termination allows 930 * to embed \0 into strings, although this is not used 931 * in the default keymap 932 */ 933 for (i = *str++; i; i--) 934 (*kbd_tty->t_linesw->l_rint) (*str++, kbd_tty); 935 splx(s); 936 return; 937 } 938 (*kbd_tty->t_linesw->l_rint)(code, kbd_tty); 939 940 splx(s); 941 return; 942 } 943 944 /* helper functions, makes the code below more readable */ 945 inline static void 946 ite_sendstr(struct ite_softc *ip, const char *str) 947 { 948 while (*str) 949 itesendch (*str++); 950 } 951 952 inline static void 953 alignment_display(struct ite_softc *ip) 954 { 955 int i, j; 956 957 for (j = 0; j < ip->rows; j++) 958 for (i = 0; i < ip->cols; i++) 959 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 960 attrclr(ip, 0, 0, ip->rows, ip->cols); 961 } 962 963 inline static void 964 snap_cury(struct ite_softc *ip) 965 { 966 if (ip->inside_margins) { 967 if (ip->cury < ip->top_margin) 968 ip->cury = ip->top_margin; 969 if (ip->cury > ip->bottom_margin) 970 ip->cury = ip->bottom_margin; 971 } 972 } 973 974 inline static void 975 ite_dnchar(struct ite_softc *ip, int n) 976 { 977 n = min(n, ip->cols - ip->curx); 978 if (n < ip->cols - ip->curx) { 979 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 980 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 981 1, ip->cols - ip->curx - n); 982 attrclr(ip, ip->cury, ip->cols - n, 1, n); 983 } 984 while (n-- > 0) 985 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 986 } 987 988 static void 989 ite_inchar(struct ite_softc *ip, int n) 990 { 991 int c = ip->save_char; 992 ip->save_char = 0; 993 n = min(n, ip->cols - ip->curx); 994 if (n < ip->cols - ip->curx) { 995 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 996 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 997 1, ip->cols - ip->curx - n); 998 attrclr(ip, ip->cury, ip->curx, 1, n); 999 } 1000 while (n--) 1001 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1002 ip->save_char = c; 1003 } 1004 1005 inline static void 1006 ite_clrtoeol(struct ite_softc *ip) 1007 { 1008 int y = ip->cury, x = ip->curx; 1009 if (ip->cols - x > 0) { 1010 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1011 attrclr(ip, y, x, 1, ip->cols - x); 1012 } 1013 } 1014 1015 inline static void 1016 ite_clrtobol(struct ite_softc *ip) 1017 { 1018 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1019 SUBR_CLEAR(ip, y, 0, 1, x); 1020 attrclr(ip, y, 0, 1, x); 1021 } 1022 1023 inline static void 1024 ite_clrline(struct ite_softc *ip) 1025 { 1026 int y = ip->cury; 1027 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1028 attrclr(ip, y, 0, 1, ip->cols); 1029 } 1030 1031 inline static void 1032 ite_clrtoeos(struct ite_softc *ip) 1033 { 1034 ite_clrtoeol(ip); 1035 if (ip->cury < ip->rows - 1) { 1036 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1037 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1038 } 1039 } 1040 1041 inline static void 1042 ite_clrtobos(struct ite_softc *ip) 1043 { 1044 ite_clrtobol(ip); 1045 if (ip->cury > 0) { 1046 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1047 attrclr(ip, 0, 0, ip->cury, ip->cols); 1048 } 1049 } 1050 1051 inline static void 1052 ite_clrscreen(struct ite_softc *ip) 1053 { 1054 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1055 attrclr(ip, 0, 0, ip->rows, ip->cols); 1056 } 1057 1058 1059 1060 inline static void 1061 ite_dnline(struct ite_softc *ip, int n) 1062 { 1063 /* 1064 * interesting.. if the cursor is outside the scrolling 1065 * region, this command is simply ignored.. 1066 */ 1067 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1068 return; 1069 1070 n = min(n, ip->bottom_margin + 1 - ip->cury); 1071 if (n <= ip->bottom_margin - ip->cury) { 1072 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1073 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1074 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1075 } 1076 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1077 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1078 } 1079 1080 inline static void 1081 ite_inline(struct ite_softc *ip, int n) 1082 { 1083 /* 1084 * interesting.. if the cursor is outside the scrolling 1085 * region, this command is simply ignored.. 1086 */ 1087 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1088 return; 1089 1090 if (n <= 0) 1091 n = 1; 1092 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1093 if (n <= ip->bottom_margin - ip->cury) { 1094 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1095 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1096 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1097 } 1098 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1099 attrclr(ip, ip->cury, 0, n, ip->cols); 1100 ip->curx = 0; 1101 } 1102 1103 inline static void 1104 ite_index(struct ite_softc *ip) 1105 { 1106 ++ip->cury; 1107 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1108 ip->cury--; 1109 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1110 ite_clrline(ip); 1111 } 1112 /*clr_attr(ip, ATTR_INV);*/ 1113 } 1114 1115 inline static void 1116 ite_lf(struct ite_softc *ip) 1117 { 1118 ++ip->cury; 1119 if (ip->cury > ip->bottom_margin) { 1120 ip->cury--; 1121 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1122 ite_clrline(ip); 1123 } 1124 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1125 /*clr_attr(ip, ATTR_INV);*/ 1126 /* reset character set ... thanks for mohta. */ 1127 ip->G0 = CSET_ASCII; 1128 ip->G1 = CSET_JIS1983; 1129 ip->G2 = CSET_JISKANA; 1130 ip->G3 = CSET_JIS1990; 1131 ip->GL = &ip->G0; 1132 ip->GR = &ip->G1; 1133 ip->save_GL = 0; 1134 ip->save_char = 0; 1135 } 1136 1137 inline static void 1138 ite_crlf(struct ite_softc *ip) 1139 { 1140 ip->curx = 0; 1141 ite_lf (ip); 1142 } 1143 1144 inline static void 1145 ite_cr(struct ite_softc *ip) 1146 { 1147 if (ip->curx) { 1148 ip->curx = 0; 1149 } 1150 } 1151 1152 inline static void 1153 ite_rlf(struct ite_softc *ip) 1154 { 1155 ip->cury--; 1156 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1157 ip->cury++; 1158 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1159 ite_clrline(ip); 1160 } 1161 clr_attr(ip, ATTR_INV); 1162 } 1163 1164 inline static int 1165 atoi(const char *cp) 1166 { 1167 int n; 1168 1169 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1170 n = n * 10 + *cp - '0'; 1171 return n; 1172 } 1173 1174 inline static int 1175 ite_argnum(struct ite_softc *ip) 1176 { 1177 char ch; 1178 int n; 1179 1180 /* convert argument string into number */ 1181 if (ip->ap == ip->argbuf) 1182 return 1; 1183 ch = *ip->ap; 1184 *ip->ap = 0; 1185 n = atoi (ip->argbuf); 1186 *ip->ap = ch; 1187 1188 return n; 1189 } 1190 1191 inline static int 1192 ite_zargnum(struct ite_softc *ip) 1193 { 1194 char ch; 1195 int n; 1196 1197 /* convert argument string into number */ 1198 if (ip->ap == ip->argbuf) 1199 return 0; 1200 ch = *ip->ap; 1201 *ip->ap = 0; /* terminate string */ 1202 n = atoi (ip->argbuf); 1203 *ip->ap = ch; 1204 1205 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1206 } 1207 1208 void 1209 ite_putstr(s, len, dev) 1210 const u_char *s; 1211 int len; 1212 dev_t dev; 1213 { 1214 struct ite_softc *ip; 1215 int i; 1216 1217 ip = getitesp(dev); 1218 1219 /* XXX avoid problems */ 1220 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1221 return; 1222 1223 SUBR_CURSOR(ip, START_CURSOROPT); 1224 for (i = 0; i < len; i++) 1225 if (s[i]) 1226 iteputchar(s[i], ip); 1227 SUBR_CURSOR(ip, END_CURSOROPT); 1228 } 1229 1230 void 1231 iteputchar(int c, struct ite_softc *ip) 1232 { 1233 int n, x, y; 1234 char *cp; 1235 1236 if (c >= 0x20 && ip->escape) { 1237 switch (ip->escape) { 1238 1239 case ESC: 1240 switch (c) { 1241 /* first 7bit equivalents for the 8bit control characters */ 1242 1243 case 'D': 1244 c = IND; 1245 ip->escape = 0; 1246 break; /* and fall into the next switch below (same for all `break') */ 1247 1248 case 'E': 1249 /* next line */ 1250 c = NEL; 1251 ip->escape = 0; 1252 break; 1253 1254 case 'H': 1255 /* set TAB at current col */ 1256 c = HTS; 1257 ip->escape = 0; 1258 break; 1259 1260 case 'M': 1261 /* reverse index */ 1262 c = RI; 1263 ip->escape = 0; 1264 break; 1265 1266 case 'N': 1267 /* single shift G2 */ 1268 c = SS2; 1269 ip->escape = 0; 1270 break; 1271 1272 case 'O': 1273 /* single shift G3 */ 1274 c = SS3; 1275 ip->escape = 0; 1276 break; 1277 1278 case 'P': 1279 /* DCS detected */ 1280 c = DCS; 1281 ip->escape = 0; 1282 break; 1283 1284 case '[': 1285 c = CSI; 1286 ip->escape = 0; 1287 break; 1288 1289 case '\\': 1290 /* String Terminator */ 1291 c = ST; 1292 ip->escape = 0; 1293 break; 1294 1295 case ']': 1296 c = OSC; 1297 ip->escape = 0; 1298 break; 1299 1300 case '^': 1301 c = PM; 1302 ip->escape = 0; 1303 break; 1304 1305 case '_': 1306 c = APC; 1307 ip->escape = 0; 1308 break; 1309 1310 1311 /* introduces 7/8bit control */ 1312 case ' ': 1313 /* can be followed by either F or G */ 1314 ip->escape = ' '; 1315 break; 1316 1317 1318 /* a lot of character set selections, not yet used... 1319 94-character sets: */ 1320 case '(': /* G0 */ 1321 case ')': /* G1 */ 1322 ip->escape = c; 1323 return; 1324 1325 case '*': /* G2 */ 1326 case '+': /* G3 */ 1327 case 'B': /* ASCII */ 1328 case 'A': /* ISO latin 1 */ 1329 case '<': /* user preferred suplemental */ 1330 case '0': /* dec special graphics */ 1331 1332 /* 96-character sets: */ 1333 case '-': /* G1 */ 1334 case '.': /* G2 */ 1335 case '/': /* G3 */ 1336 1337 /* national character sets: */ 1338 case '4': /* dutch */ 1339 case '5': 1340 case 'C': /* finnish */ 1341 case 'R': /* french */ 1342 case 'Q': /* french canadian */ 1343 case 'K': /* german */ 1344 case 'Y': /* italian */ 1345 case '6': /* norwegian/danish */ 1346 /* note: %5 and %6 are not supported (two chars..) */ 1347 1348 ip->escape = 0; 1349 /* just ignore for now */ 1350 return; 1351 1352 /* 94-multibyte character sets designate */ 1353 case '$': 1354 ip->escape = '$'; 1355 return; 1356 1357 /* locking shift modes */ 1358 case '`': 1359 ip->GR = &ip->G1; 1360 ip->escape = 0; 1361 return; 1362 1363 case 'n': 1364 ip->GL = &ip->G2; 1365 ip->escape = 0; 1366 return; 1367 1368 case '}': 1369 ip->GR = &ip->G2; 1370 ip->escape = 0; 1371 return; 1372 1373 case 'o': 1374 ip->GL = &ip->G3; 1375 ip->escape = 0; 1376 return; 1377 1378 case '|': 1379 ip->GR = &ip->G3; 1380 ip->escape = 0; 1381 return; 1382 1383 case '~': 1384 ip->GR = &ip->G1; 1385 ip->escape = 0; 1386 return; 1387 1388 /* font width/height control */ 1389 case '#': 1390 ip->escape = '#'; 1391 return; 1392 1393 case 'c': 1394 /* hard terminal reset .. */ 1395 ite_reset (ip); 1396 SUBR_CURSOR(ip, MOVE_CURSOR); 1397 ip->escape = 0; 1398 return; 1399 1400 1401 case '7': 1402 /* save cursor */ 1403 ip->save_curx = ip->curx; 1404 ip->save_cury = ip->cury; 1405 ip->save_attribute = ip->attribute; 1406 ip->sc_om = ip->inside_margins; 1407 ip->sc_G0 = ip->G0; 1408 ip->sc_G1 = ip->G1; 1409 ip->sc_G2 = ip->G2; 1410 ip->sc_G3 = ip->G3; 1411 ip->sc_GL = ip->GL; 1412 ip->sc_GR = ip->GR; 1413 ip->escape = 0; 1414 return; 1415 1416 case '8': 1417 /* restore cursor */ 1418 ip->curx = ip->save_curx; 1419 ip->cury = ip->save_cury; 1420 ip->attribute = ip->save_attribute; 1421 ip->inside_margins = ip->sc_om; 1422 ip->G0 = ip->sc_G0; 1423 ip->G1 = ip->sc_G1; 1424 ip->G2 = ip->sc_G2; 1425 ip->G3 = ip->sc_G3; 1426 ip->GL = ip->sc_GL; 1427 ip->GR = ip->sc_GR; 1428 SUBR_CURSOR(ip, MOVE_CURSOR); 1429 ip->escape = 0; 1430 return; 1431 1432 case '=': 1433 /* keypad application mode */ 1434 ip->keypad_appmode = 1; 1435 ip->escape = 0; 1436 return; 1437 1438 case '>': 1439 /* keypad numeric mode */ 1440 ip->keypad_appmode = 0; 1441 ip->escape = 0; 1442 return; 1443 1444 case 'Z': /* request ID */ 1445 if (ip->emul_level == EMUL_VT100) 1446 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1447 else 1448 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1449 ip->escape = 0; 1450 return; 1451 1452 /* default catch all for not recognized ESC sequences */ 1453 default: 1454 ip->escape = 0; 1455 return; 1456 } 1457 break; 1458 1459 1460 case '(': /* designate G0 */ 1461 switch (c) { 1462 case 'B': /* USASCII */ 1463 ip->G0 = CSET_ASCII; 1464 ip->escape = 0; 1465 return; 1466 case 'I': 1467 ip->G0 = CSET_JISKANA; 1468 ip->escape = 0; 1469 return; 1470 case 'J': 1471 ip->G0 = CSET_JISROMA; 1472 ip->escape = 0; 1473 return; 1474 case 'A': /* British or ISO-Latin-1 */ 1475 case 'H': /* Swedish */ 1476 case 'K': /* German */ 1477 case 'R': /* French */ 1478 case 'Y': /* Italian */ 1479 case 'Z': /* Spanish */ 1480 default: 1481 /* not supported */ 1482 ip->escape = 0; 1483 return; 1484 } 1485 1486 case ')': /* designate G1 */ 1487 ip->escape = 0; 1488 return; 1489 1490 case '$': /* 94-multibyte character set */ 1491 switch (c) { 1492 case '@': 1493 ip->G0 = CSET_JIS1978; 1494 ip->escape = 0; 1495 return; 1496 case 'B': 1497 ip->G0 = CSET_JIS1983; 1498 ip->escape = 0; 1499 return; 1500 case 'D': 1501 ip->G0 = CSET_JIS1990; 1502 ip->escape = 0; 1503 return; 1504 default: 1505 /* not supported */ 1506 ip->escape = 0; 1507 return; 1508 } 1509 1510 case ' ': 1511 switch (c) { 1512 case 'F': 1513 ip->eightbit_C1 = 0; 1514 ip->escape = 0; 1515 return; 1516 1517 case 'G': 1518 ip->eightbit_C1 = 1; 1519 ip->escape = 0; 1520 return; 1521 1522 default: 1523 /* not supported */ 1524 ip->escape = 0; 1525 return; 1526 } 1527 break; 1528 1529 case '#': 1530 switch (c) { 1531 case '5': 1532 /* single height, single width */ 1533 ip->escape = 0; 1534 return; 1535 1536 case '6': 1537 /* double width, single height */ 1538 ip->escape = 0; 1539 return; 1540 1541 case '3': 1542 /* top half */ 1543 ip->escape = 0; 1544 return; 1545 1546 case '4': 1547 /* bottom half */ 1548 ip->escape = 0; 1549 return; 1550 1551 case '8': 1552 /* screen alignment pattern... */ 1553 alignment_display (ip); 1554 ip->escape = 0; 1555 return; 1556 1557 default: 1558 ip->escape = 0; 1559 return; 1560 } 1561 break; 1562 1563 1564 1565 case CSI: 1566 /* the biggie... */ 1567 switch (c) { 1568 case '0': case '1': case '2': case '3': case '4': 1569 case '5': case '6': case '7': case '8': case '9': 1570 case ';': case '\"': case '$': case '>': 1571 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1572 *ip->ap++ = c; 1573 return; 1574 1575 case 'p': 1576 *ip->ap = 0; 1577 if (!strncmp(ip->argbuf, "61\"", 3)) 1578 ip->emul_level = EMUL_VT100; 1579 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1580 || !strncmp(ip->argbuf, "62;1\"", 5)) 1581 ip->emul_level = EMUL_VT300_7; 1582 else 1583 ip->emul_level = EMUL_VT300_8; 1584 ip->escape = 0; 1585 return; 1586 1587 1588 case '?': 1589 *ip->ap = 0; 1590 ip->escape = '?'; 1591 ip->ap = ip->argbuf; 1592 return; 1593 1594 1595 case 'c': 1596 /* device attributes */ 1597 *ip->ap = 0; 1598 if (ip->argbuf[0] == '>') { 1599 ite_sendstr (ip, "\033[>24;0;0;0c"); 1600 } else 1601 switch (ite_zargnum(ip)) { 1602 case 0: 1603 /* primary DA request, send primary DA response */ 1604 if (ip->emul_level == EMUL_VT100) 1605 ite_sendstr (ip, "\033[?1;1c"); 1606 else 1607 ite_sendstr (ip, "\033[63;0c"); 1608 break; 1609 } 1610 ip->escape = 0; 1611 return; 1612 1613 case 'n': 1614 switch (ite_zargnum(ip)) { 1615 case 5: 1616 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1617 break; 1618 case 6: 1619 /* cursor position report */ 1620 sprintf (ip->argbuf, "\033[%d;%dR", 1621 ip->cury + 1, ip->curx + 1); 1622 ite_sendstr (ip, ip->argbuf); 1623 break; 1624 } 1625 ip->escape = 0; 1626 return; 1627 1628 1629 case 'x': 1630 switch (ite_zargnum(ip)) { 1631 case 0: 1632 /* Fake some terminal parameters. */ 1633 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1634 break; 1635 case 1: 1636 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1637 break; 1638 } 1639 ip->escape = 0; 1640 return; 1641 1642 1643 case 'g': 1644 /* clear tabs */ 1645 switch (ite_zargnum(ip)) { 1646 case 0: 1647 if (ip->curx < ip->cols) 1648 ip->tabs[ip->curx] = 0; 1649 break; 1650 case 3: 1651 for (n = 0; n < ip->cols; n++) 1652 ip->tabs[n] = 0; 1653 break; 1654 1655 default: 1656 /* ignore */ 1657 break; 1658 } 1659 ip->escape = 0; 1660 return; 1661 1662 1663 case 'h': /* set mode */ 1664 case 'l': /* reset mode */ 1665 n = ite_zargnum (ip); 1666 switch (n) { 1667 case 4: 1668 ip->imode = (c == 'h'); /* insert/replace mode */ 1669 break; 1670 case 20: 1671 ip->linefeed_newline = (c == 'h'); 1672 break; 1673 } 1674 ip->escape = 0; 1675 return; 1676 1677 1678 case 'M': 1679 /* delete line */ 1680 ite_dnline (ip, ite_argnum (ip)); 1681 ip->escape = 0; 1682 return; 1683 1684 1685 case 'L': 1686 /* insert line */ 1687 ite_inline (ip, ite_argnum (ip)); 1688 ip->escape = 0; 1689 return; 1690 1691 1692 case 'P': 1693 /* delete char */ 1694 ite_dnchar (ip, ite_argnum (ip)); 1695 ip->escape = 0; 1696 return; 1697 1698 1699 case '@': 1700 /* insert char(s) */ 1701 ite_inchar (ip, ite_argnum (ip)); 1702 ip->escape = 0; 1703 return; 1704 1705 case '!': 1706 /* soft terminal reset */ 1707 ip->escape = 0; /* XXX */ 1708 return; 1709 1710 case 'G': 1711 /* this one was *not* in my vt320 manual but in 1712 a vt320 termcap entry.. who is right? 1713 It's supposed to set the horizontal cursor position. */ 1714 *ip->ap = 0; 1715 x = atoi (ip->argbuf); 1716 if (x) x--; 1717 ip->curx = min(x, ip->cols - 1); 1718 ip->escape = 0; 1719 SUBR_CURSOR(ip, MOVE_CURSOR); 1720 clr_attr (ip, ATTR_INV); 1721 return; 1722 1723 1724 case 'd': 1725 /* same thing here, this one's for setting the absolute 1726 vertical cursor position. Not documented... */ 1727 *ip->ap = 0; 1728 y = atoi (ip->argbuf); 1729 if (y) y--; 1730 if (ip->inside_margins) 1731 y += ip->top_margin; 1732 ip->cury = min(y, ip->rows - 1); 1733 ip->escape = 0; 1734 snap_cury(ip); 1735 SUBR_CURSOR(ip, MOVE_CURSOR); 1736 clr_attr (ip, ATTR_INV); 1737 return; 1738 1739 1740 case 'H': 1741 case 'f': 1742 *ip->ap = 0; 1743 y = atoi (ip->argbuf); 1744 x = 0; 1745 cp = strchr(ip->argbuf, ';'); 1746 if (cp) 1747 x = atoi (cp + 1); 1748 if (x) x--; 1749 if (y) y--; 1750 if (ip->inside_margins) 1751 y += ip->top_margin; 1752 ip->cury = min(y, ip->rows - 1); 1753 ip->curx = min(x, ip->cols - 1); 1754 ip->escape = 0; 1755 snap_cury(ip); 1756 SUBR_CURSOR(ip, MOVE_CURSOR); 1757 /*clr_attr (ip, ATTR_INV);*/ 1758 return; 1759 1760 case 'A': 1761 /* cursor up */ 1762 n = ite_argnum (ip); 1763 n = ip->cury - (n ? n : 1); 1764 if (n < 0) n = 0; 1765 if (ip->inside_margins) 1766 n = max(ip->top_margin, n); 1767 else if (n == ip->top_margin - 1) 1768 /* allow scrolling outside region, but don't scroll out 1769 of active region without explicit CUP */ 1770 n = ip->top_margin; 1771 ip->cury = n; 1772 ip->escape = 0; 1773 SUBR_CURSOR(ip, MOVE_CURSOR); 1774 clr_attr (ip, ATTR_INV); 1775 return; 1776 1777 case 'B': 1778 /* cursor down */ 1779 n = ite_argnum (ip); 1780 n = ip->cury + (n ? n : 1); 1781 n = min(ip->rows - 1, n); 1782 #if 0 1783 if (ip->inside_margins) 1784 #endif 1785 n = min(ip->bottom_margin, n); 1786 #if 0 1787 else if (n == ip->bottom_margin + 1) 1788 /* allow scrolling outside region, but don't scroll out 1789 of active region without explicit CUP */ 1790 n = ip->bottom_margin; 1791 #endif 1792 ip->cury = n; 1793 ip->escape = 0; 1794 SUBR_CURSOR(ip, MOVE_CURSOR); 1795 clr_attr (ip, ATTR_INV); 1796 return; 1797 1798 case 'C': 1799 /* cursor forward */ 1800 n = ite_argnum (ip); 1801 n = n ? n : 1; 1802 ip->curx = min(ip->curx + n, ip->cols - 1); 1803 ip->escape = 0; 1804 SUBR_CURSOR(ip, MOVE_CURSOR); 1805 clr_attr (ip, ATTR_INV); 1806 return; 1807 1808 case 'D': 1809 /* cursor backward */ 1810 n = ite_argnum (ip); 1811 n = n ? n : 1; 1812 n = ip->curx - n; 1813 ip->curx = n >= 0 ? n : 0; 1814 ip->escape = 0; 1815 SUBR_CURSOR(ip, MOVE_CURSOR); 1816 clr_attr (ip, ATTR_INV); 1817 return; 1818 1819 1820 case 'J': 1821 /* erase screen */ 1822 *ip->ap = 0; 1823 n = ite_zargnum (ip); 1824 if (n == 0) 1825 ite_clrtoeos(ip); 1826 else if (n == 1) 1827 ite_clrtobos(ip); 1828 else if (n == 2) 1829 ite_clrscreen(ip); 1830 ip->escape = 0; 1831 return; 1832 1833 1834 case 'K': 1835 /* erase line */ 1836 n = ite_zargnum (ip); 1837 if (n == 0) 1838 ite_clrtoeol(ip); 1839 else if (n == 1) 1840 ite_clrtobol(ip); 1841 else if (n == 2) 1842 ite_clrline(ip); 1843 ip->escape = 0; 1844 return; 1845 1846 case 'S': 1847 /* scroll up */ 1848 n = ite_zargnum (ip); 1849 if (n <= 0) 1850 n = 1; 1851 else if (n > ip->rows-1) 1852 n = ip->rows-1; 1853 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1854 ip->escape = 0; 1855 return; 1856 1857 case 'T': 1858 /* scroll down */ 1859 n = ite_zargnum (ip); 1860 if (n <= 0) 1861 n = 1; 1862 else if (n > ip->rows-1) 1863 n = ip->rows-1; 1864 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1865 ip->escape = 0; 1866 return; 1867 1868 case 'X': 1869 /* erase character */ 1870 n = ite_argnum(ip) - 1; 1871 n = min(n, ip->cols - 1 - ip->curx); 1872 for (; n >= 0; n--) { 1873 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1874 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1875 } 1876 ip->escape = 0; 1877 return; 1878 1879 1880 case '}': case '`': 1881 /* status line control */ 1882 ip->escape = 0; 1883 return; 1884 1885 case 'r': 1886 /* set scrolling region */ 1887 ip->escape = 0; 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) 1898 return; 1899 x--; 1900 y--; 1901 ip->top_margin = min(x, ip->rows - 2); 1902 ip->bottom_margin = min(y, ip->rows - 1); 1903 if (ip->inside_margins) { 1904 ip->cury = ip->top_margin; 1905 } else 1906 ip->cury = 0; 1907 ip->curx = 0; 1908 return; 1909 1910 1911 case 'm': 1912 /* big attribute setter/resetter */ 1913 { 1914 char *c_p; 1915 *ip->ap = 0; 1916 /* kludge to make CSIm work (== CSI0m) */ 1917 if (ip->ap == ip->argbuf) 1918 ip->ap++; 1919 for (c_p = ip->argbuf; c_p < ip->ap; ) { 1920 switch (*c_p) { 1921 case 0: 1922 case '0': 1923 clr_attr (ip, ATTR_ALL); 1924 ip->fgcolor = 7; 1925 ip->bgcolor = 0; 1926 c_p++; 1927 break; 1928 1929 case '1': 1930 set_attr (ip, ATTR_BOLD); 1931 c_p++; 1932 break; 1933 1934 case '2': 1935 switch (c_p[1]) { 1936 case '2': 1937 clr_attr (ip, ATTR_BOLD); 1938 c_p += 2; 1939 break; 1940 1941 case '4': 1942 clr_attr (ip, ATTR_UL); 1943 c_p += 2; 1944 break; 1945 1946 case '5': 1947 clr_attr (ip, ATTR_BLINK); 1948 c_p += 2; 1949 break; 1950 1951 case '7': 1952 clr_attr (ip, ATTR_INV); 1953 c_p += 2; 1954 break; 1955 1956 default: 1957 c_p++; 1958 break; 1959 } 1960 break; 1961 1962 case '3': 1963 switch (c_p[1]) { 1964 case '0': case '1': case '2': case '3': 1965 case '4': case '5': case '6': case '7': 1966 /* foreground colors */ 1967 ip->fgcolor = c_p[1] - '0'; 1968 c_p += 2; 1969 break; 1970 default: 1971 c_p++; 1972 break; 1973 } 1974 break; 1975 1976 case '4': 1977 switch (c_p[1]) { 1978 case '0': case '1': case '2': case '3': 1979 case '4': case '5': case '6': case '7': 1980 /* background colors */ 1981 ip->bgcolor = c_p[1] - '0'; 1982 c_p += 2; 1983 break; 1984 default: 1985 set_attr (ip, ATTR_UL); 1986 c_p++; 1987 break; 1988 } 1989 break; 1990 1991 case '5': 1992 set_attr (ip, ATTR_BLINK); 1993 c_p++; 1994 break; 1995 1996 case '7': 1997 set_attr (ip, ATTR_INV); 1998 c_p++; 1999 break; 2000 2001 default: 2002 c_p++; 2003 break; 2004 } 2005 } 2006 2007 } 2008 ip->escape = 0; 2009 return; 2010 2011 2012 case 'u': 2013 /* DECRQTSR */ 2014 ite_sendstr (ip, "\033P\033\\"); 2015 ip->escape = 0; 2016 return; 2017 2018 default: 2019 ip->escape = 0; 2020 return; 2021 } 2022 break; 2023 2024 2025 2026 case '?': /* CSI ? */ 2027 switch (c) { 2028 case '0': case '1': case '2': case '3': case '4': 2029 case '5': case '6': case '7': case '8': case '9': 2030 case ';': case '\"': case '$': 2031 /* Don't fill the last character; it's needed. */ 2032 /* XXX yeah, where ?? */ 2033 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2034 *ip->ap++ = c; 2035 return; 2036 2037 2038 case 'n': 2039 /* Terminal Reports */ 2040 *ip->ap = 0; 2041 if (ip->ap == &ip->argbuf[2]) { 2042 if (!strncmp(ip->argbuf, "15", 2)) 2043 /* printer status: no printer */ 2044 ite_sendstr (ip, "\033[13n"); 2045 2046 else if (!strncmp(ip->argbuf, "25", 2)) 2047 /* udk status */ 2048 ite_sendstr (ip, "\033[20n"); 2049 2050 else if (!strncmp(ip->argbuf, "26", 2)) 2051 /* keyboard dialect: US */ 2052 ite_sendstr (ip, "\033[27;1n"); 2053 } 2054 ip->escape = 0; 2055 return; 2056 2057 2058 case 'h': /* set dec private modes */ 2059 case 'l': /* reset dec private modes */ 2060 n = ite_zargnum (ip); 2061 switch (n) { 2062 case 1: 2063 /* CKM - cursor key mode */ 2064 ip->cursor_appmode = (c == 'h'); 2065 break; 2066 2067 case 3: 2068 /* 132/80 columns (132 == 'h') */ 2069 break; 2070 2071 case 4: /* smooth scroll */ 2072 break; 2073 2074 case 5: 2075 /* light background (=='h') /dark background(=='l') */ 2076 break; 2077 2078 case 6: /* origin mode */ 2079 ip->inside_margins = (c == 'h'); 2080 #if 0 2081 ip->curx = 0; 2082 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2083 SUBR_CURSOR(ip, MOVE_CURSOR); 2084 #endif 2085 break; 2086 2087 case 7: /* auto wraparound */ 2088 ip->auto_wrap = (c == 'h'); 2089 break; 2090 2091 case 8: /* keyboard repeat */ 2092 ip->key_repeat = (c == 'h'); 2093 break; 2094 2095 case 20: /* newline mode */ 2096 ip->linefeed_newline = (c == 'h'); 2097 break; 2098 2099 case 25: /* cursor on/off */ 2100 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2101 break; 2102 } 2103 ip->escape = 0; 2104 return; 2105 2106 case 'K': 2107 /* selective erase in line */ 2108 case 'J': 2109 /* selective erase in display */ 2110 2111 default: 2112 ip->escape = 0; 2113 return; 2114 } 2115 break; 2116 2117 2118 default: 2119 ip->escape = 0; 2120 return; 2121 } 2122 } 2123 2124 switch (c) { 2125 case 0x00: /* NUL */ 2126 case 0x01: /* SOH */ 2127 case 0x02: /* STX */ 2128 case 0x03: /* ETX */ 2129 case 0x04: /* EOT */ 2130 case 0x05: /* ENQ */ 2131 case 0x06: /* ACK */ 2132 break; 2133 2134 case BEL: 2135 #if NBELL > 0 2136 if (kbd_ite && ite_tty[device_unit(&kbd_ite->device)]) 2137 opm_bell(); 2138 #endif 2139 break; 2140 2141 case BS: 2142 if (--ip->curx < 0) 2143 ip->curx = 0; 2144 else 2145 SUBR_CURSOR(ip, MOVE_CURSOR); 2146 break; 2147 2148 case HT: 2149 for (n = ip->curx + 1; n < ip->cols; n++) { 2150 if (ip->tabs[n]) { 2151 ip->curx = n; 2152 SUBR_CURSOR(ip, MOVE_CURSOR); 2153 break; 2154 } 2155 } 2156 break; 2157 2158 case VT: /* VT is treated like LF */ 2159 case FF: /* so is FF */ 2160 case LF: 2161 /* cr->crlf distinction is done here, on output, 2162 not on input! */ 2163 if (ip->linefeed_newline) 2164 ite_crlf (ip); 2165 else 2166 ite_lf (ip); 2167 break; 2168 2169 case CR: 2170 ite_cr (ip); 2171 break; 2172 2173 2174 case SO: 2175 ip->GL = &ip->G1; 2176 break; 2177 2178 case SI: 2179 ip->GL = &ip->G0; 2180 break; 2181 2182 case 0x10: /* DLE */ 2183 case 0x11: /* DC1/XON */ 2184 case 0x12: /* DC2 */ 2185 case 0x13: /* DC3/XOFF */ 2186 case 0x14: /* DC4 */ 2187 case 0x15: /* NAK */ 2188 case 0x16: /* SYN */ 2189 case 0x17: /* ETB */ 2190 break; 2191 2192 case CAN: 2193 ip->escape = 0; /* cancel any escape sequence in progress */ 2194 break; 2195 2196 case 0x19: /* EM */ 2197 break; 2198 2199 case SUB: 2200 ip->escape = 0; /* dito, but see below */ 2201 /* should also display a reverse question mark!! */ 2202 break; 2203 2204 case ESC: 2205 ip->escape = ESC; 2206 break; 2207 2208 case 0x1c: /* FS */ 2209 case 0x1d: /* GS */ 2210 case 0x1e: /* RS */ 2211 case 0x1f: /* US */ 2212 break; 2213 2214 /* now it gets weird.. 8bit control sequences.. */ 2215 case IND: /* index: move cursor down, scroll */ 2216 ite_index (ip); 2217 break; 2218 2219 case NEL: /* next line. next line, first pos. */ 2220 ite_crlf (ip); 2221 break; 2222 2223 case HTS: /* set horizontal tab */ 2224 if (ip->curx < ip->cols) 2225 ip->tabs[ip->curx] = 1; 2226 break; 2227 2228 case RI: /* reverse index */ 2229 ite_rlf (ip); 2230 break; 2231 2232 case SS2: /* go into G2 for one character */ 2233 ip->save_GL = ip->GR; /* GL XXX EUC */ 2234 ip->GR = &ip->G2; /* GL XXX */ 2235 break; 2236 2237 case SS3: /* go into G3 for one character */ 2238 ip->save_GL = ip->GR; /* GL XXX EUC */ 2239 ip->GR = &ip->G3; /* GL XXX */ 2240 break; 2241 2242 case DCS: /* device control string introducer */ 2243 ip->escape = DCS; 2244 ip->ap = ip->argbuf; 2245 break; 2246 2247 case CSI: /* control sequence introducer */ 2248 ip->escape = CSI; 2249 ip->ap = ip->argbuf; 2250 break; 2251 2252 case ST: /* string terminator */ 2253 /* ignore, if not used as terminator */ 2254 break; 2255 2256 case OSC: /* introduces OS command. Ignore everything upto ST */ 2257 ip->escape = OSC; 2258 break; 2259 2260 case PM: /* privacy message, ignore everything upto ST */ 2261 ip->escape = PM; 2262 break; 2263 2264 case APC: /* application program command, ignore everything upto ST */ 2265 ip->escape = APC; 2266 break; 2267 2268 case DEL: 2269 break; 2270 2271 default: 2272 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2273 ip->save_char = c; 2274 break; 2275 } 2276 if (ip->imode) 2277 ite_inchar(ip, ip->save_char ? 2 : 1); 2278 iteprecheckwrap(ip); 2279 #ifdef DO_WEIRD_ATTRIBUTES 2280 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2281 attrset(ip, ATTR_INV); 2282 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2283 } 2284 else 2285 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2286 #else 2287 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2288 #endif 2289 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2290 itecheckwrap(ip); 2291 if (ip->save_char) { 2292 itecheckwrap(ip); 2293 ip->save_char = 0; 2294 } 2295 if (ip->save_GL) { 2296 /* 2297 * reset single shift 2298 */ 2299 ip->GR = ip->save_GL; 2300 ip->save_GL = 0; 2301 } 2302 break; 2303 } 2304 } 2305 2306 static void 2307 iteprecheckwrap(struct ite_softc *ip) 2308 { 2309 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2310 ip->curx = 0; 2311 clr_attr(ip, ATTR_INV); 2312 if (++ip->cury >= ip->bottom_margin + 1) { 2313 ip->cury = ip->bottom_margin; 2314 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2315 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2316 ite_clrtoeol(ip); 2317 } /*else 2318 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2319 } 2320 } 2321 2322 static void 2323 itecheckwrap(struct ite_softc *ip) 2324 { 2325 #if 0 2326 if (++ip->curx == ip->cols) { 2327 if (ip->auto_wrap) { 2328 ip->curx = 0; 2329 clr_attr(ip, ATTR_INV); 2330 if (++ip->cury >= ip->bottom_margin + 1) { 2331 ip->cury = ip->bottom_margin; 2332 SUBR_CURSOR(ip, MOVE_CURSOR); 2333 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2334 ite_clrtoeol(ip); 2335 return; 2336 } 2337 } else 2338 /* stay there if no autowrap.. */ 2339 ip->curx--; 2340 } 2341 #else 2342 if (ip->curx < ip->cols) { 2343 ip->curx++; 2344 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2345 } 2346 #endif 2347 } 2348 2349 #endif 2350 2351 #if NITE > 0 && NKBD > 0 2352 2353 /* 2354 * Console functions 2355 */ 2356 #include <dev/cons.h> 2357 extern void kbdenable(int); 2358 extern int kbdcngetc(void); 2359 2360 /* 2361 * Return a priority in consdev->cn_pri field highest wins. This function 2362 * is called before any devices have been probed. 2363 */ 2364 void 2365 itecnprobe(struct consdev *cd) 2366 { 2367 int maj; 2368 2369 /* locate the major number */ 2370 maj = cdevsw_lookup_major(&ite_cdevsw); 2371 2372 /* 2373 * return priority of the best ite (already picked from attach) 2374 * or CN_DEAD. 2375 */ 2376 if (con_itesoftc.grf == NULL) 2377 cd->cn_pri = CN_DEAD; 2378 else { 2379 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2380 /* 2381 * hardcode the minor number. 2382 * currently we support only one ITE, it is enough for now. 2383 */ 2384 con_itesoftc.isw = &itesw[0]; 2385 cd->cn_pri = CN_INTERNAL; 2386 cd->cn_dev = makedev(maj, 0); 2387 } 2388 2389 } 2390 2391 void 2392 itecninit(struct consdev *cd) 2393 { 2394 struct ite_softc *ip; 2395 2396 ip = getitesp(cd->cn_dev); 2397 iteinit(cd->cn_dev); /* init console unit */ 2398 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2399 kbdenable(0); 2400 mfp_send_usart(0x49); 2401 } 2402 2403 /* 2404 * itecnfinish() is called in ite_init() when the device is 2405 * being probed in the normal fasion, thus we can finish setting 2406 * up this ite now that the system is more functional. 2407 */ 2408 void 2409 itecnfinish(struct ite_softc *ip) 2410 { 2411 static int done; 2412 2413 if (done) 2414 return; 2415 done = 1; 2416 } 2417 2418 /*ARGSUSED*/ 2419 int 2420 itecngetc(dev_t dev) 2421 { 2422 int c; 2423 2424 do { 2425 c = kbdcngetc(); 2426 c = ite_cnfilter(c); 2427 } while (c == -1); 2428 return (c); 2429 } 2430 2431 void 2432 itecnputc(dev_t dev, int c) 2433 { 2434 static int paniced = 0; 2435 struct ite_softc *ip = getitesp(dev); 2436 char ch = c; 2437 #ifdef ITE_KERNEL_ATTR 2438 short save_attribute; 2439 #endif 2440 2441 if (panicstr && !paniced && 2442 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2443 (void) iteon(dev, 3); 2444 paniced = 1; 2445 } 2446 #ifdef ITE_KERNEL_ATTR 2447 save_attribute = ip->attribute; 2448 ip->attribute = ITE_KERNEL_ATTR; 2449 #endif 2450 ite_putstr(&ch, 1, dev); 2451 #ifdef ITE_KERNEL_ATTR 2452 ip->attribute = save_attribute; 2453 #endif 2454 } 2455 #endif 2456
Indexes created Wed Oct 01 13:09:50 GMT 2025