ite.c revision 1.40
1 /* $NetBSD: ite.c,v 1.40 2005/06/12 23:46:41 he 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 1.40 2005/06/12 23:46:41 he 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> 104 105 #include <machine/cpu.h> 106 #include <machine/kbio.h> 107 #include <machine/bus.h> 108 #include <machine/grfioctl.h> 109 #include <machine/iteioctl.h> 110 111 #include <arch/x68k/dev/grfvar.h> 112 #include <arch/x68k/dev/itevar.h> 113 #include <arch/x68k/dev/kbdmap.h> 114 #include <arch/x68k/dev/mfp.h> 115 #if NBELL > 0 116 void opm_bell(void); 117 #endif 118 119 #define SUBR_CNPROBE(min) itesw[min].ite_cnprobe(min) 120 #define SUBR_INIT(ip) ip->isw->ite_init(ip) 121 #define SUBR_DEINIT(ip) ip->isw->ite_deinit(ip) 122 #define SUBR_PUTC(ip,c,dy,dx,m) ip->isw->ite_putc(ip,c,dy,dx,m) 123 #define SUBR_CURSOR(ip,flg) ip->isw->ite_cursor(ip,flg) 124 #define SUBR_CLEAR(ip,sy,sx,h,w) ip->isw->ite_clear(ip,sy,sx,h,w) 125 #define SUBR_SCROLL(ip,sy,sx,count,dir) \ 126 ip->isw->ite_scroll(ip,sy,sx,count,dir) 127 128 struct consdev; 129 130 __inline static void itesendch(int); 131 __inline static void alignment_display(struct ite_softc *); 132 __inline static void snap_cury(struct ite_softc *); 133 __inline static void ite_dnchar(struct ite_softc *, int); 134 static void ite_inchar(struct ite_softc *, int); 135 __inline static void ite_clrtoeol(struct ite_softc *); 136 __inline static void ite_clrtobol(struct ite_softc *); 137 __inline static void ite_clrline(struct ite_softc *); 138 __inline static void ite_clrtoeos(struct ite_softc *); 139 __inline static void ite_clrtobos(struct ite_softc *); 140 __inline static void ite_clrscreen(struct ite_softc *); 141 __inline static void ite_dnline(struct ite_softc *, int); 142 __inline static void ite_inline(struct ite_softc *, int); 143 __inline static void ite_index(struct ite_softc *); 144 __inline static void ite_lf(struct ite_softc *); 145 __inline static void ite_crlf(struct ite_softc *); 146 __inline static void ite_cr(struct ite_softc *); 147 __inline static void ite_rlf(struct ite_softc *); 148 static void iteprecheckwrap(struct ite_softc *); 149 static void itecheckwrap(struct ite_softc *); 150 static int ite_argnum(struct ite_softc *); 151 static int ite_zargnum(struct ite_softc *); 152 static void ite_sendstr(struct ite_softc *, const char *); 153 __inline static int atoi(const char *); 154 void ite_reset(struct ite_softc *); 155 struct ite_softc *getitesp(dev_t); 156 int iteon(dev_t, int); 157 void iteoff(dev_t, int); 158 159 struct itesw itesw[] = { 160 {0, tv_init, tv_deinit, 0, 161 0, 0, 0} 162 }; 163 int nitesw = sizeof(itesw) / sizeof(itesw[0]); 164 165 /* 166 * # of chars are output in a single itestart() call. 167 * If this is too big, user processes will be blocked out for 168 * long periods of time while we are emptying the queue in itestart(). 169 * If it is too small, console output will be very ragged. 170 */ 171 #define ITEBURST 64 172 173 int nite = NITE; 174 struct tty *ite_tty[NITE]; 175 struct ite_softc *kbd_ite = NULL; 176 struct ite_softc con_itesoftc; 177 178 struct tty *kbd_tty = NULL; 179 180 int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ 181 int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ 182 183 u_char cons_tabs[MAX_TABS]; 184 185 void itestart(struct tty *); 186 187 void iteputchar(int, struct ite_softc *); 188 void ite_putstr(const u_char *, int, dev_t); 189 190 void iteattach(struct device *, struct device *, void *); 191 int itematch(struct device *, struct cfdata *, void *); 192 193 CFATTACH_DECL(ite, sizeof(struct ite_softc), 194 itematch, iteattach, NULL, NULL); 195 196 extern struct cfdriver ite_cd; 197 198 dev_type_open(iteopen); 199 dev_type_close(iteclose); 200 dev_type_read(iteread); 201 dev_type_write(itewrite); 202 dev_type_ioctl(iteioctl); 203 dev_type_tty(itetty); 204 dev_type_poll(itepoll); 205 206 const struct cdevsw ite_cdevsw = { 207 iteopen, iteclose, iteread, itewrite, iteioctl, 208 nostop, itetty, itepoll, nommap, ttykqfilter, D_TTY 209 }; 210 211 int 212 itematch(struct device *pdp, struct cfdata *cdp, void *auxp) 213 { 214 struct grf_softc *gp; 215 216 gp = auxp; 217 if (cdp->cf_loc[GRFCF_GRFADDR] != gp->g_cfaddr) 218 return 0; 219 220 return 1; 221 } 222 223 /* 224 * iteinit() is the standard entry point for initialization of 225 * an ite device, it is also called from ite_cninit(). 226 */ 227 void 228 iteattach(struct device *pdp, struct device *dp, void *auxp) 229 { 230 struct ite_softc *ip; 231 struct grf_softc *gp; 232 233 gp = (struct grf_softc *)auxp; 234 if (dp) { 235 ip = (struct ite_softc *)dp; 236 if(con_itesoftc.grf != NULL 237 /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { 238 /* 239 * console reinit copy params over. 240 * and console always gets keyboard 241 */ 242 memcpy(&ip->grf, &con_itesoftc.grf, 243 (char *)&ip[1] - (char *)&ip->grf); 244 con_itesoftc.grf = NULL; 245 kbd_ite = ip; 246 } 247 ip->grf = gp; 248 iteinit(ip->device.dv_unit); /* XXX */ 249 printf(": rows %d cols %d", ip->rows, ip->cols); 250 if (kbd_ite == NULL) 251 kbd_ite = ip; 252 printf("\n"); 253 } else { 254 if (con_itesoftc.grf != NULL) 255 return; 256 con_itesoftc.grf = gp; 257 con_itesoftc.tabs = cons_tabs; 258 } 259 } 260 261 struct ite_softc * 262 getitesp(dev_t dev) 263 { 264 extern int x68k_realconfig; 265 266 if (x68k_realconfig && con_itesoftc.grf == NULL) 267 return(ite_cd.cd_devs[UNIT(dev)]); 268 269 if (con_itesoftc.grf == NULL) 270 panic("no ite_softc for console"); 271 return(&con_itesoftc); 272 } 273 274 void 275 iteinit(dev_t dev) 276 { 277 struct ite_softc *ip; 278 279 ip = getitesp(dev); 280 281 if (ip->flags & ITE_INITED) 282 return; 283 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 284 285 ip->curx = 0; 286 ip->cury = 0; 287 ip->cursorx = 0; 288 ip->cursory = 0; 289 290 ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ 291 SUBR_INIT(ip); 292 SUBR_CURSOR(ip, DRAW_CURSOR); 293 if (!ip->tabs) 294 ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); 295 ite_reset(ip); 296 ip->flags |= ITE_INITED; 297 } 298 299 /* 300 * Perform functions necessary to setup device as a terminal emulator. 301 */ 302 int 303 iteon(dev_t dev, int flag) 304 { 305 int unit = UNIT(dev); 306 struct ite_softc *ip; 307 308 if (unit < 0 || unit >= ite_cd.cd_ndevs || 309 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 310 return(ENXIO); 311 /* force ite active, overriding graphics mode */ 312 if (flag & 1) { 313 ip->flags |= ITE_ACTIVE; 314 ip->flags &= ~(ITE_INGRF|ITE_INITED); 315 } 316 /* leave graphics mode */ 317 if (flag & 2) { 318 ip->flags &= ~ITE_INGRF; 319 if ((ip->flags & ITE_ACTIVE) == 0) 320 return(0); 321 } 322 ip->flags |= ITE_ACTIVE; 323 if (ip->flags & ITE_INGRF) 324 return(0); 325 iteinit(dev); 326 if (flag & 2) 327 ite_reset(ip); 328 #if NKBD > 0 329 mfp_send_usart (0x49); /* XXX */ 330 #endif 331 return(0); 332 } 333 334 /* 335 * "Shut down" device as terminal emulator. 336 * Note that we do not deinit the console device unless forced. 337 * Deinit'ing the console every time leads to a very active 338 * screen when processing /etc/rc. 339 */ 340 void 341 iteoff(dev_t dev, int flag) 342 { 343 int unit = UNIT(dev); 344 struct ite_softc *ip; 345 346 /* XXX check whether when call from grf.c */ 347 if (unit < 0 || unit >= ite_cd.cd_ndevs || 348 (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) 349 return; 350 if (flag & 2) 351 ip->flags |= ITE_INGRF; 352 353 if ((ip->flags & ITE_ACTIVE) == 0) 354 return; 355 if ((flag & 1) || 356 (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) 357 SUBR_DEINIT(ip); 358 359 /* 360 * XXX When the system is rebooted with "reboot", init(8) 361 * kills the last process to have the console open. 362 * If we don't revent the ITE_ACTIVE bit from being 363 * cleared, we will never see messages printed during 364 * the process of rebooting. 365 */ 366 if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { 367 ip->flags &= ~ITE_ACTIVE; 368 #if NKBD > 0 369 mfp_send_usart (0x48); /* XXX */ 370 #endif 371 } 372 } 373 374 /* 375 * standard entry points to the device. 376 */ 377 378 /* ARGSUSED */ 379 int 380 iteopen(dev_t dev, int mode, int devtype, struct proc *p) 381 { 382 int unit = UNIT(dev); 383 struct tty *tp; 384 struct ite_softc *ip; 385 int error; 386 int first = 0; 387 388 if (unit >= ite_cd.cd_ndevs || (ip = getitesp(dev)) == NULL) 389 return (ENXIO); 390 if (!ite_tty[unit]) { 391 tp = ite_tty[unit] = ttymalloc(); 392 tty_attach(tp); 393 } else 394 tp = ite_tty[unit]; 395 if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) 396 && p->p_ucred->cr_uid != 0) 397 return (EBUSY); 398 if ((ip->flags & ITE_ACTIVE) == 0) { 399 error = iteon(dev, 0); 400 if (error) 401 return (error); 402 first = 1; 403 } 404 tp->t_oproc = itestart; 405 tp->t_param = NULL; 406 tp->t_dev = dev; 407 if ((tp->t_state&TS_ISOPEN) == 0) { 408 ttychars(tp); 409 tp->t_iflag = TTYDEF_IFLAG; 410 tp->t_oflag = TTYDEF_OFLAG; 411 tp->t_cflag = TTYDEF_CFLAG; 412 tp->t_lflag = TTYDEF_LFLAG; 413 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 414 tp->t_state = TS_ISOPEN|TS_CARR_ON; 415 ttsetwater(tp); 416 } 417 error = (*tp->t_linesw->l_open)(dev, tp); 418 if (error == 0) { 419 tp->t_winsize.ws_row = ip->rows; 420 tp->t_winsize.ws_col = ip->cols; 421 } else if (first) 422 iteoff(dev, 0); 423 return (error); 424 } 425 426 /*ARGSUSED*/ 427 int 428 iteclose(dev_t dev, int flag, int mode, struct proc *p) 429 { 430 struct tty *tp = ite_tty[UNIT(dev)]; 431 432 (*tp->t_linesw->l_close)(tp, flag); 433 ttyclose(tp); 434 iteoff(dev, 0); 435 #if 0 436 ttyfree(tp); 437 ite_tty[UNIT(dev)] = (struct tty *)0; 438 #endif 439 return(0); 440 } 441 442 int 443 iteread(dev_t dev, struct uio *uio, int flag) 444 { 445 struct tty *tp = ite_tty[UNIT(dev)]; 446 447 return ((*tp->t_linesw->l_read)(tp, uio, flag)); 448 } 449 450 int 451 itewrite(dev_t dev, struct uio *uio, int flag) 452 { 453 struct tty *tp = ite_tty[UNIT(dev)]; 454 455 return ((*tp->t_linesw->l_write)(tp, uio, flag)); 456 } 457 458 int 459 itepoll(dev_t dev, int events, struct proc *p) 460 { 461 struct tty *tp = ite_tty[UNIT(dev)]; 462 463 return ((*tp->t_linesw->l_poll)(tp, events, p)); 464 } 465 466 struct tty * 467 itetty(dev_t dev) 468 { 469 470 return (ite_tty[UNIT(dev)]); 471 } 472 473 int 474 iteioctl(dev_t dev, u_long cmd, caddr_t addr, int flag, struct proc *p) 475 { 476 struct iterepeat *irp; 477 struct tty *tp = ite_tty[UNIT(dev)]; 478 int error; 479 480 error = (*tp->t_linesw->l_ioctl)(tp, cmd, addr, flag, p); 481 if (error != EPASSTHROUGH) 482 return (error); 483 484 error = ttioctl(tp, cmd, addr, flag, p); 485 if (error != EPASSTHROUGH) 486 return (error); 487 488 switch (cmd) { 489 case ITEIOCSKMAP: 490 if (addr == 0) 491 return(EFAULT); 492 memcpy(&kbdmap, addr, sizeof(struct kbdmap)); 493 return(0); 494 495 case ITEIOCGKMAP: 496 if (addr == NULL) 497 return(EFAULT); 498 memcpy(addr, &kbdmap, sizeof(struct kbdmap)); 499 return(0); 500 501 case ITEIOCGREPT: 502 irp = (struct iterepeat *)addr; 503 irp->start = start_repeat_timeo; 504 irp->next = next_repeat_timeo; 505 506 case ITEIOCSREPT: 507 irp = (struct iterepeat *)addr; 508 if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) 509 return(EINVAL); 510 start_repeat_timeo = irp->start; 511 next_repeat_timeo = irp->next; 512 #if x68k 513 case ITELOADFONT: 514 if (addr) { 515 memcpy(kern_font, addr, 4096 /*sizeof (kernel_font)*/); 516 ite_set_glyph(); 517 return 0; 518 } else 519 return EFAULT; 520 521 case ITETVCTRL: 522 if (addr && *(u_int8_t *)addr < 0x40) { 523 return mfp_send_usart (* (u_int8_t *)addr); 524 } else { 525 return EFAULT; 526 } 527 #endif 528 } 529 return (EPASSTHROUGH); 530 } 531 532 void 533 itestart(struct tty *tp) 534 { 535 struct clist *rbp; 536 struct ite_softc *ip; 537 u_char buf[ITEBURST]; 538 int s, len; 539 540 ip = getitesp(tp->t_dev); 541 /* 542 * (Potentially) lower priority. We only need to protect ourselves 543 * from keyboard interrupts since that is all that can affect the 544 * state of our tty (kernel printf doesn't go through this routine). 545 */ 546 s = spltty(); 547 if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) 548 goto out; 549 tp->t_state |= TS_BUSY; 550 rbp = &tp->t_outq; 551 len = q_to_b(rbp, buf, ITEBURST); 552 /*splx(s);*/ 553 554 /* Here is a really good place to implement pre/jumpscroll() */ 555 ite_putstr(buf, len, tp->t_dev); 556 557 /*s = spltty();*/ 558 tp->t_state &= ~TS_BUSY; 559 /* we have characters remaining. */ 560 if (rbp->c_cc) { 561 tp->t_state |= TS_TIMEOUT; 562 callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp); 563 } 564 /* wakeup we are below */ 565 if (rbp->c_cc <= tp->t_lowat) { 566 if (tp->t_state & TS_ASLEEP) { 567 tp->t_state &= ~TS_ASLEEP; 568 wakeup((caddr_t)rbp); 569 } 570 selwakeup(&tp->t_wsel); 571 } 572 out: 573 splx(s); 574 } 575 576 /* XXX called after changes made in underlying grf layer. */ 577 /* I want to nuke this */ 578 void 579 ite_reinit(dev_t dev) 580 { 581 struct ite_softc *ip; 582 int unit = UNIT(dev); 583 584 /* XXX check whether when call from grf.c */ 585 if (unit < 0 || unit >= ite_cd.cd_ndevs || 586 (ip = getitesp(unit)) == NULL) 587 return; 588 589 ip->flags &= ~ITE_INITED; 590 iteinit(dev); 591 } 592 593 void 594 ite_reset(struct ite_softc *ip) 595 { 596 int i; 597 598 ip->curx = 0; 599 ip->cury = 0; 600 ip->attribute = 0; 601 ip->save_curx = 0; 602 ip->save_cury = 0; 603 ip->save_attribute = 0; 604 ip->ap = ip->argbuf; 605 ip->emul_level = EMUL_VT300_8; 606 ip->eightbit_C1 = 0; 607 ip->top_margin = 0; 608 ip->bottom_margin = ip->rows - 1; 609 ip->inside_margins = 0; /* origin mode == absolute */ 610 ip->linefeed_newline = 0; 611 ip->auto_wrap = 1; 612 ip->cursor_appmode = 0; 613 ip->keypad_appmode = 0; 614 ip->imode = 0; 615 ip->key_repeat = 1; 616 ip->G0 = CSET_ASCII; 617 ip->G1 = CSET_JIS1983; 618 ip->G2 = CSET_JISKANA; 619 ip->G3 = CSET_JIS1990; 620 ip->GL = &ip->G0; 621 ip->GR = &ip->G1; 622 ip->save_GL = 0; 623 ip->save_char = 0; 624 ip->fgcolor = 7; 625 ip->bgcolor = 0; 626 for (i = 0; i < ip->cols; i++) 627 ip->tabs[i] = ((i & 7) == 0); 628 /* XXX clear screen */ 629 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 630 attrclr(ip, 0, 0, ip->rows, ip->cols); 631 } 632 633 /* Used in console at startup only */ 634 int 635 ite_cnfilter(c) 636 u_char c; 637 { 638 static u_char mod = 0; 639 struct key key; 640 u_char code, up, mask; 641 int s; 642 643 up = c & 0x80 ? 1 : 0; 644 c &= 0x7f; 645 code = 0; 646 647 s = spltty(); 648 649 mask = 0; 650 if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 651 switch (c) { 652 case KBD_LEFT_SHIFT: 653 mask = KBD_MOD_SHIFT; 654 break; 655 656 case KBD_LEFT_ALT: 657 mask = KBD_MOD_LALT; 658 break; 659 660 case KBD_RIGHT_ALT: 661 mask = KBD_MOD_RALT; 662 break; 663 664 case KBD_LEFT_META: 665 mask = KBD_MOD_LMETA; 666 break; 667 668 case KBD_RIGHT_META: 669 mask = KBD_MOD_RMETA; 670 break; 671 672 case KBD_CAPS_LOCK: 673 /* 674 * capslock already behaves `right', don't need to 675 * keep track of the state in here. 676 */ 677 mask = KBD_MOD_CAPS; 678 break; 679 680 case KBD_CTRL: 681 mask = KBD_MOD_CTRL; 682 break; 683 684 case KBD_RECONNECT: 685 /* ite got 0xff */ 686 if (up) 687 kbd_setLED(); 688 break; 689 } 690 if (mask & KBD_MOD_CAPS) { 691 if (!up) { 692 mod ^= KBD_MOD_CAPS; 693 kbdled ^= LED_CAPS_LOCK; 694 kbd_setLED(); 695 } 696 } else if (up) 697 mod &= ~mask; 698 else mod |= mask; 699 splx (s); 700 return -1; 701 } 702 703 if (up) { 704 splx(s); 705 return -1; 706 } 707 708 /* translate modifiers */ 709 if (mod & KBD_MOD_SHIFT) { 710 if (mod & KBD_MOD_ALT) 711 key = kbdmap.alt_shift_keys[c]; 712 else 713 key = kbdmap.shift_keys[c]; 714 } else if (mod & KBD_MOD_ALT) 715 key = kbdmap.alt_keys[c]; 716 else { 717 key = kbdmap.keys[c]; 718 /* if CAPS and key is CAPable (no pun intended) */ 719 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 720 key = kbdmap.shift_keys[c]; 721 } 722 code = key.code; 723 724 /* if string return */ 725 if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { 726 splx(s); 727 return -1; 728 } 729 /* handle dead keys */ 730 if (key.mode & KBD_MODE_DEAD) { 731 splx(s); 732 return -1; 733 } 734 if (mod & KBD_MOD_CTRL) 735 code &= 0x1f; 736 if (mod & KBD_MOD_META) 737 code |= 0x80; 738 739 /* do console mapping. */ 740 code = code == '\r' ? '\n' : code; 741 742 splx(s); 743 return (code); 744 } 745 746 /* And now the old stuff. */ 747 __inline static void 748 itesendch(int ch) 749 { 750 (*kbd_tty->t_linesw->l_rint)(ch, kbd_tty); 751 } 752 753 754 void 755 ite_filter(c) 756 u_char c; 757 { 758 static u_short mod = 0; 759 unsigned char code, *str; 760 u_short up, mask; 761 struct key key; 762 int s, i; 763 764 if (!kbd_ite || !(kbd_tty = ite_tty[kbd_ite->device.dv_unit])) 765 return; 766 767 /* have to make sure we're at spltty in here */ 768 s = spltty (); 769 770 up = c & 0x80 ? 1 : 0; 771 c &= 0x7f; 772 code = 0; 773 774 mask = 0; 775 if (c >= KBD_LEFT_ALT && 776 !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ 777 switch (c) { 778 case KBD_LEFT_SHIFT: 779 mask = KBD_MOD_SHIFT; 780 break; 781 782 case KBD_LEFT_ALT: 783 mask = KBD_MOD_LALT; 784 break; 785 786 case KBD_RIGHT_ALT: 787 mask = KBD_MOD_RALT; 788 break; 789 790 case KBD_LEFT_META: 791 mask = KBD_MOD_LMETA; 792 break; 793 794 case KBD_RIGHT_META: 795 mask = KBD_MOD_RMETA; 796 break; 797 798 case KBD_CAPS_LOCK: 799 /* 800 * capslock already behaves `right', don't need to keep 801 * track of the state in here. 802 */ 803 mask = KBD_MOD_CAPS; 804 break; 805 806 case KBD_CTRL: 807 mask = KBD_MOD_CTRL; 808 break; 809 810 case KBD_OPT1: 811 mask = KBD_MOD_OPT1; 812 break; 813 814 case KBD_OPT2: 815 mask = KBD_MOD_OPT2; 816 break; 817 818 case KBD_RECONNECT: 819 if (up) { /* ite got 0xff */ 820 kbd_setLED(); 821 } 822 break; 823 } 824 825 if (mask & KBD_MOD_CAPS) { 826 if (!up) { 827 mod ^= KBD_MOD_CAPS; 828 kbdled ^= LED_CAPS_LOCK; 829 kbd_setLED(); 830 } 831 } else if (up) { 832 mod &= ~mask; 833 } else mod |= mask; 834 835 /* 836 * return even if it wasn't a modifier key, the other 837 * codes up here are either special (like reset warning), 838 * or not yet defined 839 */ 840 splx (s); 841 return; 842 } 843 844 if (up) { 845 splx (s); 846 return; 847 } 848 849 /* 850 * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. 851 * this should probably be configurable.. 852 */ 853 if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { 854 memcpy(&kbdmap, &ascii_kbdmap, sizeof(struct kbdmap)); 855 splx (s); 856 return; 857 } 858 859 /* translate modifiers */ 860 if (mod & KBD_MOD_SHIFT) { 861 if (mod & KBD_MOD_ALT) 862 key = kbdmap.alt_shift_keys[c]; 863 else 864 key = kbdmap.shift_keys[c]; 865 } else if (mod & KBD_MOD_ALT) 866 key = kbdmap.alt_keys[c]; 867 else { 868 key = kbdmap.keys[c]; 869 /* if CAPS and key is CAPable (no pun intended) */ 870 if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) 871 key = kbdmap.shift_keys[c]; 872 else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) 873 key = kbdmap.shift_keys[c]; 874 } 875 code = key.code; 876 877 /* handle dead keys */ 878 if (key.mode & KBD_MODE_DEAD) { 879 splx (s); 880 return; 881 } 882 /* if not string, apply META and CTRL modifiers */ 883 if (! (key.mode & KBD_MODE_STRING) 884 && (!(key.mode & KBD_MODE_KPAD) || 885 (kbd_ite && !kbd_ite->keypad_appmode))) { 886 if ((mod & KBD_MOD_CTRL) && 887 (code == ' ' || (code >= '@' && code <= 'z'))) 888 code &= 0x1f; 889 if (mod & KBD_MOD_META) 890 code |= 0x80; 891 } else if ((key.mode & KBD_MODE_KPAD) && 892 (kbd_ite && kbd_ite->keypad_appmode)) { 893 static const char * const in = "0123456789-+.\r()/*"; 894 static const char * const out = "pqrstuvwxymlnMPQRS"; 895 char *cp = strchr(in, code); 896 897 /* 898 * keypad-appmode sends SS3 followed by the above 899 * translated character 900 */ 901 (*kbd_tty->t_linesw->l_rint) (27, kbd_tty); 902 (*kbd_tty->t_linesw->l_rint) ('O', kbd_tty); 903 (*kbd_tty->t_linesw->l_rint) (out[cp - in], kbd_tty); 904 splx(s); 905 return; 906 } else { 907 /* *NO* I don't like this.... */ 908 static u_char app_cursor[] = 909 { 910 3, 27, 'O', 'A', 911 3, 27, 'O', 'B', 912 3, 27, 'O', 'C', 913 3, 27, 'O', 'D'}; 914 915 str = kbdmap.strings + code; 916 /* 917 * if this is a cursor key, AND it has the default 918 * keymap setting, AND we're in app-cursor mode, switch 919 * to the above table. This is *nasty* ! 920 */ 921 if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode 922 && !memcmp(str, "\x03\x1b[", 3) && 923 strchr("ABCD", str[3])) 924 str = app_cursor + 4 * (str[3] - 'A'); 925 926 /* 927 * using a length-byte instead of 0-termination allows 928 * to embed \0 into strings, although this is not used 929 * in the default keymap 930 */ 931 for (i = *str++; i; i--) 932 (*kbd_tty->t_linesw->l_rint) (*str++, kbd_tty); 933 splx(s); 934 return; 935 } 936 (*kbd_tty->t_linesw->l_rint)(code, kbd_tty); 937 938 splx(s); 939 return; 940 } 941 942 /* helper functions, makes the code below more readable */ 943 __inline static void 944 ite_sendstr(struct ite_softc *ip, const char *str) 945 { 946 while (*str) 947 itesendch (*str++); 948 } 949 950 __inline static void 951 alignment_display(struct ite_softc *ip) 952 { 953 int i, j; 954 955 for (j = 0; j < ip->rows; j++) 956 for (i = 0; i < ip->cols; i++) 957 SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); 958 attrclr(ip, 0, 0, ip->rows, ip->cols); 959 } 960 961 __inline static void 962 snap_cury(struct ite_softc *ip) 963 { 964 if (ip->inside_margins) { 965 if (ip->cury < ip->top_margin) 966 ip->cury = ip->top_margin; 967 if (ip->cury > ip->bottom_margin) 968 ip->cury = ip->bottom_margin; 969 } 970 } 971 972 __inline static void 973 ite_dnchar(struct ite_softc *ip, int n) 974 { 975 n = min(n, ip->cols - ip->curx); 976 if (n < ip->cols - ip->curx) { 977 SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); 978 attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 979 1, ip->cols - ip->curx - n); 980 attrclr(ip, ip->cury, ip->cols - n, 1, n); 981 } 982 while (n-- > 0) 983 SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); 984 } 985 986 static void 987 ite_inchar(struct ite_softc *ip, int n) 988 { 989 int c = ip->save_char; 990 ip->save_char = 0; 991 n = min(n, ip->cols - ip->curx); 992 if (n < ip->cols - ip->curx) { 993 SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); 994 attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 995 1, ip->cols - ip->curx - n); 996 attrclr(ip, ip->cury, ip->curx, 1, n); 997 } 998 while (n--) 999 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1000 ip->save_char = c; 1001 } 1002 1003 __inline static void 1004 ite_clrtoeol(struct ite_softc *ip) 1005 { 1006 int y = ip->cury, x = ip->curx; 1007 if (ip->cols - x > 0) { 1008 SUBR_CLEAR(ip, y, x, 1, ip->cols - x); 1009 attrclr(ip, y, x, 1, ip->cols - x); 1010 } 1011 } 1012 1013 __inline static void 1014 ite_clrtobol(struct ite_softc *ip) 1015 { 1016 int y = ip->cury, x = min(ip->curx + 1, ip->cols); 1017 SUBR_CLEAR(ip, y, 0, 1, x); 1018 attrclr(ip, y, 0, 1, x); 1019 } 1020 1021 __inline static void 1022 ite_clrline(struct ite_softc *ip) 1023 { 1024 int y = ip->cury; 1025 SUBR_CLEAR(ip, y, 0, 1, ip->cols); 1026 attrclr(ip, y, 0, 1, ip->cols); 1027 } 1028 1029 __inline static void 1030 ite_clrtoeos(struct ite_softc *ip) 1031 { 1032 ite_clrtoeol(ip); 1033 if (ip->cury < ip->rows - 1) { 1034 SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); 1035 attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); 1036 } 1037 } 1038 1039 __inline static void 1040 ite_clrtobos(struct ite_softc *ip) 1041 { 1042 ite_clrtobol(ip); 1043 if (ip->cury > 0) { 1044 SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); 1045 attrclr(ip, 0, 0, ip->cury, ip->cols); 1046 } 1047 } 1048 1049 __inline static void 1050 ite_clrscreen(struct ite_softc *ip) 1051 { 1052 SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); 1053 attrclr(ip, 0, 0, ip->rows, ip->cols); 1054 } 1055 1056 1057 1058 __inline static void 1059 ite_dnline(struct ite_softc *ip, int n) 1060 { 1061 /* 1062 * interesting.. if the cursor is outside the scrolling 1063 * region, this command is simply ignored.. 1064 */ 1065 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1066 return; 1067 1068 n = min(n, ip->bottom_margin + 1 - ip->cury); 1069 if (n <= ip->bottom_margin - ip->cury) { 1070 SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); 1071 attrmov(ip, ip->cury + n, 0, ip->cury, 0, 1072 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1073 } 1074 SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1075 attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); 1076 } 1077 1078 __inline static void 1079 ite_inline(struct ite_softc *ip, int n) 1080 { 1081 /* 1082 * interesting.. if the cursor is outside the scrolling 1083 * region, this command is simply ignored.. 1084 */ 1085 if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) 1086 return; 1087 1088 if (n <= 0) 1089 n = 1; 1090 else n = min(n, ip->bottom_margin + 1 - ip->cury); 1091 if (n <= ip->bottom_margin - ip->cury) { 1092 SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); 1093 attrmov(ip, ip->cury, 0, ip->cury + n, 0, 1094 ip->bottom_margin + 1 - ip->cury - n, ip->cols); 1095 } 1096 SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); 1097 attrclr(ip, ip->cury, 0, n, ip->cols); 1098 ip->curx = 0; 1099 } 1100 1101 __inline static void 1102 ite_index(struct ite_softc *ip) 1103 { 1104 ++ip->cury; 1105 if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { 1106 ip->cury--; 1107 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1108 ite_clrline(ip); 1109 } 1110 /*clr_attr(ip, ATTR_INV);*/ 1111 } 1112 1113 __inline static void 1114 ite_lf(struct ite_softc *ip) 1115 { 1116 ++ip->cury; 1117 if (ip->cury > ip->bottom_margin) { 1118 ip->cury--; 1119 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 1120 ite_clrline(ip); 1121 } 1122 /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ 1123 /*clr_attr(ip, ATTR_INV);*/ 1124 /* reset character set ... thanks for mohta. */ 1125 ip->G0 = CSET_ASCII; 1126 ip->G1 = CSET_JIS1983; 1127 ip->G2 = CSET_JISKANA; 1128 ip->G3 = CSET_JIS1990; 1129 ip->GL = &ip->G0; 1130 ip->GR = &ip->G1; 1131 ip->save_GL = 0; 1132 ip->save_char = 0; 1133 } 1134 1135 __inline static void 1136 ite_crlf(struct ite_softc *ip) 1137 { 1138 ip->curx = 0; 1139 ite_lf (ip); 1140 } 1141 1142 __inline static void 1143 ite_cr(struct ite_softc *ip) 1144 { 1145 if (ip->curx) { 1146 ip->curx = 0; 1147 } 1148 } 1149 1150 __inline static void 1151 ite_rlf(struct ite_softc *ip) 1152 { 1153 ip->cury--; 1154 if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { 1155 ip->cury++; 1156 SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); 1157 ite_clrline(ip); 1158 } 1159 clr_attr(ip, ATTR_INV); 1160 } 1161 1162 __inline static int 1163 atoi(const char *cp) 1164 { 1165 int n; 1166 1167 for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) 1168 n = n * 10 + *cp - '0'; 1169 return n; 1170 } 1171 1172 __inline static int 1173 ite_argnum(struct ite_softc *ip) 1174 { 1175 char ch; 1176 int n; 1177 1178 /* convert argument string into number */ 1179 if (ip->ap == ip->argbuf) 1180 return 1; 1181 ch = *ip->ap; 1182 *ip->ap = 0; 1183 n = atoi (ip->argbuf); 1184 *ip->ap = ch; 1185 1186 return n; 1187 } 1188 1189 __inline static int 1190 ite_zargnum(struct ite_softc *ip) 1191 { 1192 char ch; 1193 int n; 1194 1195 /* convert argument string into number */ 1196 if (ip->ap == ip->argbuf) 1197 return 0; 1198 ch = *ip->ap; 1199 *ip->ap = 0; /* terminate string */ 1200 n = atoi (ip->argbuf); 1201 *ip->ap = ch; 1202 1203 return n; /* don't "n ? n : 1" here, <CSI>0m != <CSI>1m ! */ 1204 } 1205 1206 void 1207 ite_putstr(s, len, dev) 1208 const u_char *s; 1209 int len; 1210 dev_t dev; 1211 { 1212 struct ite_softc *ip; 1213 int i; 1214 1215 ip = getitesp(dev); 1216 1217 /* XXX avoid problems */ 1218 if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) 1219 return; 1220 1221 SUBR_CURSOR(ip, START_CURSOROPT); 1222 for (i = 0; i < len; i++) 1223 if (s[i]) 1224 iteputchar(s[i], ip); 1225 SUBR_CURSOR(ip, END_CURSOROPT); 1226 } 1227 1228 void 1229 iteputchar(int c, struct ite_softc *ip) 1230 { 1231 int n, x, y; 1232 char *cp; 1233 1234 if (c >= 0x20 && ip->escape) { 1235 switch (ip->escape) { 1236 1237 case ESC: 1238 switch (c) { 1239 /* first 7bit equivalents for the 8bit control characters */ 1240 1241 case 'D': 1242 c = IND; 1243 ip->escape = 0; 1244 break; /* and fall into the next switch below (same for all `break') */ 1245 1246 case 'E': 1247 /* next line */ 1248 c = NEL; 1249 ip->escape = 0; 1250 break; 1251 1252 case 'H': 1253 /* set TAB at current col */ 1254 c = HTS; 1255 ip->escape = 0; 1256 break; 1257 1258 case 'M': 1259 /* reverse index */ 1260 c = RI; 1261 ip->escape = 0; 1262 break; 1263 1264 case 'N': 1265 /* single shift G2 */ 1266 c = SS2; 1267 ip->escape = 0; 1268 break; 1269 1270 case 'O': 1271 /* single shift G3 */ 1272 c = SS3; 1273 ip->escape = 0; 1274 break; 1275 1276 case 'P': 1277 /* DCS detected */ 1278 c = DCS; 1279 ip->escape = 0; 1280 break; 1281 1282 case '[': 1283 c = CSI; 1284 ip->escape = 0; 1285 break; 1286 1287 case '\\': 1288 /* String Terminator */ 1289 c = ST; 1290 ip->escape = 0; 1291 break; 1292 1293 case ']': 1294 c = OSC; 1295 ip->escape = 0; 1296 break; 1297 1298 case '^': 1299 c = PM; 1300 ip->escape = 0; 1301 break; 1302 1303 case '_': 1304 c = APC; 1305 ip->escape = 0; 1306 break; 1307 1308 1309 /* introduces 7/8bit control */ 1310 case ' ': 1311 /* can be followed by either F or G */ 1312 ip->escape = ' '; 1313 break; 1314 1315 1316 /* a lot of character set selections, not yet used... 1317 94-character sets: */ 1318 case '(': /* G0 */ 1319 case ')': /* G1 */ 1320 ip->escape = c; 1321 return; 1322 1323 case '*': /* G2 */ 1324 case '+': /* G3 */ 1325 case 'B': /* ASCII */ 1326 case 'A': /* ISO latin 1 */ 1327 case '<': /* user preferred suplemental */ 1328 case '0': /* dec special graphics */ 1329 1330 /* 96-character sets: */ 1331 case '-': /* G1 */ 1332 case '.': /* G2 */ 1333 case '/': /* G3 */ 1334 1335 /* national character sets: */ 1336 case '4': /* dutch */ 1337 case '5': 1338 case 'C': /* finnish */ 1339 case 'R': /* french */ 1340 case 'Q': /* french canadian */ 1341 case 'K': /* german */ 1342 case 'Y': /* italian */ 1343 case '6': /* norwegian/danish */ 1344 /* note: %5 and %6 are not supported (two chars..) */ 1345 1346 ip->escape = 0; 1347 /* just ignore for now */ 1348 return; 1349 1350 /* 94-multibyte character sets designate */ 1351 case '$': 1352 ip->escape = '$'; 1353 return; 1354 1355 /* locking shift modes */ 1356 case '`': 1357 ip->GR = &ip->G1; 1358 ip->escape = 0; 1359 return; 1360 1361 case 'n': 1362 ip->GL = &ip->G2; 1363 ip->escape = 0; 1364 return; 1365 1366 case '}': 1367 ip->GR = &ip->G2; 1368 ip->escape = 0; 1369 return; 1370 1371 case 'o': 1372 ip->GL = &ip->G3; 1373 ip->escape = 0; 1374 return; 1375 1376 case '|': 1377 ip->GR = &ip->G3; 1378 ip->escape = 0; 1379 return; 1380 1381 case '~': 1382 ip->GR = &ip->G1; 1383 ip->escape = 0; 1384 return; 1385 1386 /* font width/height control */ 1387 case '#': 1388 ip->escape = '#'; 1389 return; 1390 1391 case 'c': 1392 /* hard terminal reset .. */ 1393 ite_reset (ip); 1394 SUBR_CURSOR(ip, MOVE_CURSOR); 1395 ip->escape = 0; 1396 return; 1397 1398 1399 case '7': 1400 /* save cursor */ 1401 ip->save_curx = ip->curx; 1402 ip->save_cury = ip->cury; 1403 ip->save_attribute = ip->attribute; 1404 ip->sc_om = ip->inside_margins; 1405 ip->sc_G0 = ip->G0; 1406 ip->sc_G1 = ip->G1; 1407 ip->sc_G2 = ip->G2; 1408 ip->sc_G3 = ip->G3; 1409 ip->sc_GL = ip->GL; 1410 ip->sc_GR = ip->GR; 1411 ip->escape = 0; 1412 return; 1413 1414 case '8': 1415 /* restore cursor */ 1416 ip->curx = ip->save_curx; 1417 ip->cury = ip->save_cury; 1418 ip->attribute = ip->save_attribute; 1419 ip->inside_margins = ip->sc_om; 1420 ip->G0 = ip->sc_G0; 1421 ip->G1 = ip->sc_G1; 1422 ip->G2 = ip->sc_G2; 1423 ip->G3 = ip->sc_G3; 1424 ip->GL = ip->sc_GL; 1425 ip->GR = ip->sc_GR; 1426 SUBR_CURSOR(ip, MOVE_CURSOR); 1427 ip->escape = 0; 1428 return; 1429 1430 case '=': 1431 /* keypad application mode */ 1432 ip->keypad_appmode = 1; 1433 ip->escape = 0; 1434 return; 1435 1436 case '>': 1437 /* keypad numeric mode */ 1438 ip->keypad_appmode = 0; 1439 ip->escape = 0; 1440 return; 1441 1442 case 'Z': /* request ID */ 1443 if (ip->emul_level == EMUL_VT100) 1444 ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ 1445 else 1446 ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ 1447 ip->escape = 0; 1448 return; 1449 1450 /* default catch all for not recognized ESC sequences */ 1451 default: 1452 ip->escape = 0; 1453 return; 1454 } 1455 break; 1456 1457 1458 case '(': /* designate G0 */ 1459 switch (c) { 1460 case 'B': /* USASCII */ 1461 ip->G0 = CSET_ASCII; 1462 ip->escape = 0; 1463 return; 1464 case 'I': 1465 ip->G0 = CSET_JISKANA; 1466 ip->escape = 0; 1467 return; 1468 case 'J': 1469 ip->G0 = CSET_JISROMA; 1470 ip->escape = 0; 1471 return; 1472 case 'A': /* British or ISO-Latin-1 */ 1473 case 'H': /* Swedish */ 1474 case 'K': /* German */ 1475 case 'R': /* French */ 1476 case 'Y': /* Italian */ 1477 case 'Z': /* Spanish */ 1478 default: 1479 /* not supported */ 1480 ip->escape = 0; 1481 return; 1482 } 1483 1484 case ')': /* designate G1 */ 1485 ip->escape = 0; 1486 return; 1487 1488 case '$': /* 94-multibyte character set */ 1489 switch (c) { 1490 case '@': 1491 ip->G0 = CSET_JIS1978; 1492 ip->escape = 0; 1493 return; 1494 case 'B': 1495 ip->G0 = CSET_JIS1983; 1496 ip->escape = 0; 1497 return; 1498 case 'D': 1499 ip->G0 = CSET_JIS1990; 1500 ip->escape = 0; 1501 return; 1502 default: 1503 /* not supported */ 1504 ip->escape = 0; 1505 return; 1506 } 1507 1508 case ' ': 1509 switch (c) { 1510 case 'F': 1511 ip->eightbit_C1 = 0; 1512 ip->escape = 0; 1513 return; 1514 1515 case 'G': 1516 ip->eightbit_C1 = 1; 1517 ip->escape = 0; 1518 return; 1519 1520 default: 1521 /* not supported */ 1522 ip->escape = 0; 1523 return; 1524 } 1525 break; 1526 1527 case '#': 1528 switch (c) { 1529 case '5': 1530 /* single height, single width */ 1531 ip->escape = 0; 1532 return; 1533 1534 case '6': 1535 /* double width, single height */ 1536 ip->escape = 0; 1537 return; 1538 1539 case '3': 1540 /* top half */ 1541 ip->escape = 0; 1542 return; 1543 1544 case '4': 1545 /* bottom half */ 1546 ip->escape = 0; 1547 return; 1548 1549 case '8': 1550 /* screen alignment pattern... */ 1551 alignment_display (ip); 1552 ip->escape = 0; 1553 return; 1554 1555 default: 1556 ip->escape = 0; 1557 return; 1558 } 1559 break; 1560 1561 1562 1563 case CSI: 1564 /* the biggie... */ 1565 switch (c) { 1566 case '0': case '1': case '2': case '3': case '4': 1567 case '5': case '6': case '7': case '8': case '9': 1568 case ';': case '\"': case '$': case '>': 1569 if (ip->ap < ip->argbuf + MAX_ARGSIZE) 1570 *ip->ap++ = c; 1571 return; 1572 1573 case 'p': 1574 *ip->ap = 0; 1575 if (!strncmp(ip->argbuf, "61\"", 3)) 1576 ip->emul_level = EMUL_VT100; 1577 else if (!strncmp(ip->argbuf, "63;1\"", 5) 1578 || !strncmp(ip->argbuf, "62;1\"", 5)) 1579 ip->emul_level = EMUL_VT300_7; 1580 else 1581 ip->emul_level = EMUL_VT300_8; 1582 ip->escape = 0; 1583 return; 1584 1585 1586 case '?': 1587 *ip->ap = 0; 1588 ip->escape = '?'; 1589 ip->ap = ip->argbuf; 1590 return; 1591 1592 1593 case 'c': 1594 /* device attributes */ 1595 *ip->ap = 0; 1596 if (ip->argbuf[0] == '>') { 1597 ite_sendstr (ip, "\033[>24;0;0;0c"); 1598 } else 1599 switch (ite_zargnum(ip)) { 1600 case 0: 1601 /* primary DA request, send primary DA response */ 1602 if (ip->emul_level == EMUL_VT100) 1603 ite_sendstr (ip, "\033[?1;1c"); 1604 else 1605 ite_sendstr (ip, "\033[63;0c"); 1606 break; 1607 } 1608 ip->escape = 0; 1609 return; 1610 1611 case 'n': 1612 switch (ite_zargnum(ip)) { 1613 case 5: 1614 ite_sendstr (ip, "\033[0n"); /* no malfunction */ 1615 break; 1616 case 6: 1617 /* cursor position report */ 1618 sprintf (ip->argbuf, "\033[%d;%dR", 1619 ip->cury + 1, ip->curx + 1); 1620 ite_sendstr (ip, ip->argbuf); 1621 break; 1622 } 1623 ip->escape = 0; 1624 return; 1625 1626 1627 case 'x': 1628 switch (ite_zargnum(ip)) { 1629 case 0: 1630 /* Fake some terminal parameters. */ 1631 ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); 1632 break; 1633 case 1: 1634 ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); 1635 break; 1636 } 1637 ip->escape = 0; 1638 return; 1639 1640 1641 case 'g': 1642 /* clear tabs */ 1643 switch (ite_zargnum(ip)) { 1644 case 0: 1645 if (ip->curx < ip->cols) 1646 ip->tabs[ip->curx] = 0; 1647 break; 1648 case 3: 1649 for (n = 0; n < ip->cols; n++) 1650 ip->tabs[n] = 0; 1651 break; 1652 1653 default: 1654 /* ignore */ 1655 break; 1656 } 1657 ip->escape = 0; 1658 return; 1659 1660 1661 case 'h': /* set mode */ 1662 case 'l': /* reset mode */ 1663 n = ite_zargnum (ip); 1664 switch (n) { 1665 case 4: 1666 ip->imode = (c == 'h'); /* insert/replace mode */ 1667 break; 1668 case 20: 1669 ip->linefeed_newline = (c == 'h'); 1670 break; 1671 } 1672 ip->escape = 0; 1673 return; 1674 1675 1676 case 'M': 1677 /* delete line */ 1678 ite_dnline (ip, ite_argnum (ip)); 1679 ip->escape = 0; 1680 return; 1681 1682 1683 case 'L': 1684 /* insert line */ 1685 ite_inline (ip, ite_argnum (ip)); 1686 ip->escape = 0; 1687 return; 1688 1689 1690 case 'P': 1691 /* delete char */ 1692 ite_dnchar (ip, ite_argnum (ip)); 1693 ip->escape = 0; 1694 return; 1695 1696 1697 case '@': 1698 /* insert char(s) */ 1699 ite_inchar (ip, ite_argnum (ip)); 1700 ip->escape = 0; 1701 return; 1702 1703 case '!': 1704 /* soft terminal reset */ 1705 ip->escape = 0; /* XXX */ 1706 return; 1707 1708 case 'G': 1709 /* this one was *not* in my vt320 manual but in 1710 a vt320 termcap entry.. who is right? 1711 It's supposed to set the horizontal cursor position. */ 1712 *ip->ap = 0; 1713 x = atoi (ip->argbuf); 1714 if (x) x--; 1715 ip->curx = min(x, ip->cols - 1); 1716 ip->escape = 0; 1717 SUBR_CURSOR(ip, MOVE_CURSOR); 1718 clr_attr (ip, ATTR_INV); 1719 return; 1720 1721 1722 case 'd': 1723 /* same thing here, this one's for setting the absolute 1724 vertical cursor position. Not documented... */ 1725 *ip->ap = 0; 1726 y = atoi (ip->argbuf); 1727 if (y) y--; 1728 if (ip->inside_margins) 1729 y += ip->top_margin; 1730 ip->cury = min(y, ip->rows - 1); 1731 ip->escape = 0; 1732 snap_cury(ip); 1733 SUBR_CURSOR(ip, MOVE_CURSOR); 1734 clr_attr (ip, ATTR_INV); 1735 return; 1736 1737 1738 case 'H': 1739 case 'f': 1740 *ip->ap = 0; 1741 y = atoi (ip->argbuf); 1742 x = 0; 1743 cp = strchr(ip->argbuf, ';'); 1744 if (cp) 1745 x = atoi (cp + 1); 1746 if (x) x--; 1747 if (y) y--; 1748 if (ip->inside_margins) 1749 y += ip->top_margin; 1750 ip->cury = min(y, ip->rows - 1); 1751 ip->curx = min(x, ip->cols - 1); 1752 ip->escape = 0; 1753 snap_cury(ip); 1754 SUBR_CURSOR(ip, MOVE_CURSOR); 1755 /*clr_attr (ip, ATTR_INV);*/ 1756 return; 1757 1758 case 'A': 1759 /* cursor up */ 1760 n = ite_argnum (ip); 1761 n = ip->cury - (n ? n : 1); 1762 if (n < 0) n = 0; 1763 if (ip->inside_margins) 1764 n = max(ip->top_margin, n); 1765 else if (n == ip->top_margin - 1) 1766 /* allow scrolling outside region, but don't scroll out 1767 of active region without explicit CUP */ 1768 n = ip->top_margin; 1769 ip->cury = n; 1770 ip->escape = 0; 1771 SUBR_CURSOR(ip, MOVE_CURSOR); 1772 clr_attr (ip, ATTR_INV); 1773 return; 1774 1775 case 'B': 1776 /* cursor down */ 1777 n = ite_argnum (ip); 1778 n = ip->cury + (n ? n : 1); 1779 n = min(ip->rows - 1, n); 1780 #if 0 1781 if (ip->inside_margins) 1782 #endif 1783 n = min(ip->bottom_margin, n); 1784 #if 0 1785 else if (n == ip->bottom_margin + 1) 1786 /* allow scrolling outside region, but don't scroll out 1787 of active region without explicit CUP */ 1788 n = ip->bottom_margin; 1789 #endif 1790 ip->cury = n; 1791 ip->escape = 0; 1792 SUBR_CURSOR(ip, MOVE_CURSOR); 1793 clr_attr (ip, ATTR_INV); 1794 return; 1795 1796 case 'C': 1797 /* cursor forward */ 1798 n = ite_argnum (ip); 1799 n = n ? n : 1; 1800 ip->curx = min(ip->curx + n, ip->cols - 1); 1801 ip->escape = 0; 1802 SUBR_CURSOR(ip, MOVE_CURSOR); 1803 clr_attr (ip, ATTR_INV); 1804 return; 1805 1806 case 'D': 1807 /* cursor backward */ 1808 n = ite_argnum (ip); 1809 n = n ? n : 1; 1810 n = ip->curx - n; 1811 ip->curx = n >= 0 ? n : 0; 1812 ip->escape = 0; 1813 SUBR_CURSOR(ip, MOVE_CURSOR); 1814 clr_attr (ip, ATTR_INV); 1815 return; 1816 1817 1818 case 'J': 1819 /* erase screen */ 1820 *ip->ap = 0; 1821 n = ite_zargnum (ip); 1822 if (n == 0) 1823 ite_clrtoeos(ip); 1824 else if (n == 1) 1825 ite_clrtobos(ip); 1826 else if (n == 2) 1827 ite_clrscreen(ip); 1828 ip->escape = 0; 1829 return; 1830 1831 1832 case 'K': 1833 /* erase line */ 1834 n = ite_zargnum (ip); 1835 if (n == 0) 1836 ite_clrtoeol(ip); 1837 else if (n == 1) 1838 ite_clrtobol(ip); 1839 else if (n == 2) 1840 ite_clrline(ip); 1841 ip->escape = 0; 1842 return; 1843 1844 case 'S': 1845 /* scroll up */ 1846 n = ite_zargnum (ip); 1847 if (n <= 0) 1848 n = 1; 1849 else if (n > ip->rows-1) 1850 n = ip->rows-1; 1851 SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); 1852 ip->escape = 0; 1853 return; 1854 1855 case 'T': 1856 /* scroll down */ 1857 n = ite_zargnum (ip); 1858 if (n <= 0) 1859 n = 1; 1860 else if (n > ip->rows-1) 1861 n = ip->rows-1; 1862 SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); 1863 ip->escape = 0; 1864 return; 1865 1866 case 'X': 1867 /* erase character */ 1868 n = ite_argnum(ip) - 1; 1869 n = min(n, ip->cols - 1 - ip->curx); 1870 for (; n >= 0; n--) { 1871 attrclr(ip, ip->cury, ip->curx + n, 1, 1); 1872 SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); 1873 } 1874 ip->escape = 0; 1875 return; 1876 1877 1878 case '}': case '`': 1879 /* status line control */ 1880 ip->escape = 0; 1881 return; 1882 1883 case 'r': 1884 /* set scrolling region */ 1885 ip->escape = 0; 1886 *ip->ap = 0; 1887 x = atoi (ip->argbuf); 1888 x = x ? x : 1; 1889 y = ip->rows; 1890 cp = strchr(ip->argbuf, ';'); 1891 if (cp) { 1892 y = atoi (cp + 1); 1893 y = y ? y : ip->rows; 1894 } 1895 if (y <= x) 1896 return; 1897 x--; 1898 y--; 1899 ip->top_margin = min(x, ip->rows - 2); 1900 ip->bottom_margin = min(y, ip->rows - 1); 1901 if (ip->inside_margins) { 1902 ip->cury = ip->top_margin; 1903 } else 1904 ip->cury = 0; 1905 ip->curx = 0; 1906 return; 1907 1908 1909 case 'm': 1910 /* big attribute setter/resetter */ 1911 { 1912 char *c_p; 1913 *ip->ap = 0; 1914 /* kludge to make CSIm work (== CSI0m) */ 1915 if (ip->ap == ip->argbuf) 1916 ip->ap++; 1917 for (c_p = ip->argbuf; c_p < ip->ap; ) { 1918 switch (*c_p) { 1919 case 0: 1920 case '0': 1921 clr_attr (ip, ATTR_ALL); 1922 ip->fgcolor = 7; 1923 ip->bgcolor = 0; 1924 c_p++; 1925 break; 1926 1927 case '1': 1928 set_attr (ip, ATTR_BOLD); 1929 c_p++; 1930 break; 1931 1932 case '2': 1933 switch (c_p[1]) { 1934 case '2': 1935 clr_attr (ip, ATTR_BOLD); 1936 c_p += 2; 1937 break; 1938 1939 case '4': 1940 clr_attr (ip, ATTR_UL); 1941 c_p += 2; 1942 break; 1943 1944 case '5': 1945 clr_attr (ip, ATTR_BLINK); 1946 c_p += 2; 1947 break; 1948 1949 case '7': 1950 clr_attr (ip, ATTR_INV); 1951 c_p += 2; 1952 break; 1953 1954 default: 1955 c_p++; 1956 break; 1957 } 1958 break; 1959 1960 case '3': 1961 switch (c_p[1]) { 1962 case '0': case '1': case '2': case '3': 1963 case '4': case '5': case '6': case '7': 1964 /* foreground colors */ 1965 ip->fgcolor = c_p[1] - '0'; 1966 c_p += 2; 1967 break; 1968 default: 1969 c_p++; 1970 break; 1971 } 1972 break; 1973 1974 case '4': 1975 switch (c_p[1]) { 1976 case '0': case '1': case '2': case '3': 1977 case '4': case '5': case '6': case '7': 1978 /* background colors */ 1979 ip->bgcolor = c_p[1] - '0'; 1980 c_p += 2; 1981 break; 1982 default: 1983 set_attr (ip, ATTR_UL); 1984 c_p++; 1985 break; 1986 } 1987 break; 1988 1989 case '5': 1990 set_attr (ip, ATTR_BLINK); 1991 c_p++; 1992 break; 1993 1994 case '7': 1995 set_attr (ip, ATTR_INV); 1996 c_p++; 1997 break; 1998 1999 default: 2000 c_p++; 2001 break; 2002 } 2003 } 2004 2005 } 2006 ip->escape = 0; 2007 return; 2008 2009 2010 case 'u': 2011 /* DECRQTSR */ 2012 ite_sendstr (ip, "\033P\033\\"); 2013 ip->escape = 0; 2014 return; 2015 2016 default: 2017 ip->escape = 0; 2018 return; 2019 } 2020 break; 2021 2022 2023 2024 case '?': /* CSI ? */ 2025 switch (c) { 2026 case '0': case '1': case '2': case '3': case '4': 2027 case '5': case '6': case '7': case '8': case '9': 2028 case ';': case '\"': case '$': 2029 /* Don't fill the last character; it's needed. */ 2030 /* XXX yeah, where ?? */ 2031 if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) 2032 *ip->ap++ = c; 2033 return; 2034 2035 2036 case 'n': 2037 /* Terminal Reports */ 2038 *ip->ap = 0; 2039 if (ip->ap == &ip->argbuf[2]) { 2040 if (!strncmp(ip->argbuf, "15", 2)) 2041 /* printer status: no printer */ 2042 ite_sendstr (ip, "\033[13n"); 2043 2044 else if (!strncmp(ip->argbuf, "25", 2)) 2045 /* udk status */ 2046 ite_sendstr (ip, "\033[20n"); 2047 2048 else if (!strncmp(ip->argbuf, "26", 2)) 2049 /* keyboard dialect: US */ 2050 ite_sendstr (ip, "\033[27;1n"); 2051 } 2052 ip->escape = 0; 2053 return; 2054 2055 2056 case 'h': /* set dec private modes */ 2057 case 'l': /* reset dec private modes */ 2058 n = ite_zargnum (ip); 2059 switch (n) { 2060 case 1: 2061 /* CKM - cursor key mode */ 2062 ip->cursor_appmode = (c == 'h'); 2063 break; 2064 2065 case 3: 2066 /* 132/80 columns (132 == 'h') */ 2067 break; 2068 2069 case 4: /* smooth scroll */ 2070 break; 2071 2072 case 5: 2073 /* light background (=='h') /dark background(=='l') */ 2074 break; 2075 2076 case 6: /* origin mode */ 2077 ip->inside_margins = (c == 'h'); 2078 #if 0 2079 ip->curx = 0; 2080 ip->cury = ip->inside_margins ? ip->top_margin : 0; 2081 SUBR_CURSOR(ip, MOVE_CURSOR); 2082 #endif 2083 break; 2084 2085 case 7: /* auto wraparound */ 2086 ip->auto_wrap = (c == 'h'); 2087 break; 2088 2089 case 8: /* keyboard repeat */ 2090 ip->key_repeat = (c == 'h'); 2091 break; 2092 2093 case 20: /* newline mode */ 2094 ip->linefeed_newline = (c == 'h'); 2095 break; 2096 2097 case 25: /* cursor on/off */ 2098 SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); 2099 break; 2100 } 2101 ip->escape = 0; 2102 return; 2103 2104 case 'K': 2105 /* selective erase in line */ 2106 case 'J': 2107 /* selective erase in display */ 2108 2109 default: 2110 ip->escape = 0; 2111 return; 2112 } 2113 break; 2114 2115 2116 default: 2117 ip->escape = 0; 2118 return; 2119 } 2120 } 2121 2122 switch (c) { 2123 case 0x00: /* NUL */ 2124 case 0x01: /* SOH */ 2125 case 0x02: /* STX */ 2126 case 0x03: /* ETX */ 2127 case 0x04: /* EOT */ 2128 case 0x05: /* ENQ */ 2129 case 0x06: /* ACK */ 2130 break; 2131 2132 case BEL: 2133 #if NBELL > 0 2134 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) 2135 opm_bell(); 2136 #endif 2137 break; 2138 2139 case BS: 2140 if (--ip->curx < 0) 2141 ip->curx = 0; 2142 else 2143 SUBR_CURSOR(ip, MOVE_CURSOR); 2144 break; 2145 2146 case HT: 2147 for (n = ip->curx + 1; n < ip->cols; n++) { 2148 if (ip->tabs[n]) { 2149 ip->curx = n; 2150 SUBR_CURSOR(ip, MOVE_CURSOR); 2151 break; 2152 } 2153 } 2154 break; 2155 2156 case VT: /* VT is treated like LF */ 2157 case FF: /* so is FF */ 2158 case LF: 2159 /* cr->crlf distinction is done here, on output, 2160 not on input! */ 2161 if (ip->linefeed_newline) 2162 ite_crlf (ip); 2163 else 2164 ite_lf (ip); 2165 break; 2166 2167 case CR: 2168 ite_cr (ip); 2169 break; 2170 2171 2172 case SO: 2173 ip->GL = &ip->G1; 2174 break; 2175 2176 case SI: 2177 ip->GL = &ip->G0; 2178 break; 2179 2180 case 0x10: /* DLE */ 2181 case 0x11: /* DC1/XON */ 2182 case 0x12: /* DC2 */ 2183 case 0x13: /* DC3/XOFF */ 2184 case 0x14: /* DC4 */ 2185 case 0x15: /* NAK */ 2186 case 0x16: /* SYN */ 2187 case 0x17: /* ETB */ 2188 break; 2189 2190 case CAN: 2191 ip->escape = 0; /* cancel any escape sequence in progress */ 2192 break; 2193 2194 case 0x19: /* EM */ 2195 break; 2196 2197 case SUB: 2198 ip->escape = 0; /* dito, but see below */ 2199 /* should also display a reverse question mark!! */ 2200 break; 2201 2202 case ESC: 2203 ip->escape = ESC; 2204 break; 2205 2206 case 0x1c: /* FS */ 2207 case 0x1d: /* GS */ 2208 case 0x1e: /* RS */ 2209 case 0x1f: /* US */ 2210 break; 2211 2212 /* now it gets weird.. 8bit control sequences.. */ 2213 case IND: /* index: move cursor down, scroll */ 2214 ite_index (ip); 2215 break; 2216 2217 case NEL: /* next line. next line, first pos. */ 2218 ite_crlf (ip); 2219 break; 2220 2221 case HTS: /* set horizontal tab */ 2222 if (ip->curx < ip->cols) 2223 ip->tabs[ip->curx] = 1; 2224 break; 2225 2226 case RI: /* reverse index */ 2227 ite_rlf (ip); 2228 break; 2229 2230 case SS2: /* go into G2 for one character */ 2231 ip->save_GL = ip->GR; /* GL XXX EUC */ 2232 ip->GR = &ip->G2; /* GL XXX */ 2233 break; 2234 2235 case SS3: /* go into G3 for one character */ 2236 ip->save_GL = ip->GR; /* GL XXX EUC */ 2237 ip->GR = &ip->G3; /* GL XXX */ 2238 break; 2239 2240 case DCS: /* device control string introducer */ 2241 ip->escape = DCS; 2242 ip->ap = ip->argbuf; 2243 break; 2244 2245 case CSI: /* control sequence introducer */ 2246 ip->escape = CSI; 2247 ip->ap = ip->argbuf; 2248 break; 2249 2250 case ST: /* string terminator */ 2251 /* ignore, if not used as terminator */ 2252 break; 2253 2254 case OSC: /* introduces OS command. Ignore everything upto ST */ 2255 ip->escape = OSC; 2256 break; 2257 2258 case PM: /* privacy message, ignore everything upto ST */ 2259 ip->escape = PM; 2260 break; 2261 2262 case APC: /* application program command, ignore everything upto ST */ 2263 ip->escape = APC; 2264 break; 2265 2266 case DEL: 2267 break; 2268 2269 default: 2270 if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { 2271 ip->save_char = c; 2272 break; 2273 } 2274 if (ip->imode) 2275 ite_inchar(ip, ip->save_char ? 2 : 1); 2276 iteprecheckwrap(ip); 2277 #ifdef DO_WEIRD_ATTRIBUTES 2278 if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { 2279 attrset(ip, ATTR_INV); 2280 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); 2281 } 2282 else 2283 SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); 2284 #else 2285 SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); 2286 #endif 2287 /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ 2288 itecheckwrap(ip); 2289 if (ip->save_char) { 2290 itecheckwrap(ip); 2291 ip->save_char = 0; 2292 } 2293 if (ip->save_GL) { 2294 /* 2295 * reset single shift 2296 */ 2297 ip->GR = ip->save_GL; 2298 ip->save_GL = 0; 2299 } 2300 break; 2301 } 2302 } 2303 2304 static void 2305 iteprecheckwrap(struct ite_softc *ip) 2306 { 2307 if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { 2308 ip->curx = 0; 2309 clr_attr(ip, ATTR_INV); 2310 if (++ip->cury >= ip->bottom_margin + 1) { 2311 ip->cury = ip->bottom_margin; 2312 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2313 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2314 ite_clrtoeol(ip); 2315 } /*else 2316 SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2317 } 2318 } 2319 2320 static void 2321 itecheckwrap(struct ite_softc *ip) 2322 { 2323 #if 0 2324 if (++ip->curx == ip->cols) { 2325 if (ip->auto_wrap) { 2326 ip->curx = 0; 2327 clr_attr(ip, ATTR_INV); 2328 if (++ip->cury >= ip->bottom_margin + 1) { 2329 ip->cury = ip->bottom_margin; 2330 SUBR_CURSOR(ip, MOVE_CURSOR); 2331 SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); 2332 ite_clrtoeol(ip); 2333 return; 2334 } 2335 } else 2336 /* stay there if no autowrap.. */ 2337 ip->curx--; 2338 } 2339 #else 2340 if (ip->curx < ip->cols) { 2341 ip->curx++; 2342 /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ 2343 } 2344 #endif 2345 } 2346 2347 #endif 2348 2349 #if NITE > 0 && NKBD > 0 2350 2351 /* 2352 * Console functions 2353 */ 2354 #include <dev/cons.h> 2355 extern void kbdenable(int); 2356 extern int kbdcngetc(void); 2357 2358 /* 2359 * Return a priority in consdev->cn_pri field highest wins. This function 2360 * is called before any devices have been probed. 2361 */ 2362 void 2363 itecnprobe(struct consdev *cd) 2364 { 2365 int maj; 2366 2367 /* locate the major number */ 2368 maj = cdevsw_lookup_major(&ite_cdevsw); 2369 2370 /* 2371 * return priority of the best ite (already picked from attach) 2372 * or CN_DEAD. 2373 */ 2374 if (con_itesoftc.grf == NULL) 2375 cd->cn_pri = CN_DEAD; 2376 else { 2377 con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); 2378 /* 2379 * hardcode the minor number. 2380 * currently we support only one ITE, it is enough for now. 2381 */ 2382 con_itesoftc.isw = &itesw[0]; 2383 cd->cn_pri = CN_INTERNAL; 2384 cd->cn_dev = makedev(maj, 0); 2385 } 2386 2387 } 2388 2389 void 2390 itecninit(struct consdev *cd) 2391 { 2392 struct ite_softc *ip; 2393 2394 ip = getitesp(cd->cn_dev); 2395 iteinit(cd->cn_dev); /* init console unit */ 2396 ip->flags |= ITE_ACTIVE | ITE_ISCONS; 2397 kbdenable(0); 2398 mfp_send_usart(0x49); 2399 } 2400 2401 /* 2402 * itecnfinish() is called in ite_init() when the device is 2403 * being probed in the normal fasion, thus we can finish setting 2404 * up this ite now that the system is more functional. 2405 */ 2406 void 2407 itecnfinish(struct ite_softc *ip) 2408 { 2409 static int done; 2410 2411 if (done) 2412 return; 2413 done = 1; 2414 } 2415 2416 /*ARGSUSED*/ 2417 int 2418 itecngetc(dev_t dev) 2419 { 2420 int c; 2421 2422 do { 2423 c = kbdcngetc(); 2424 c = ite_cnfilter(c); 2425 } while (c == -1); 2426 return (c); 2427 } 2428 2429 void 2430 itecnputc(dev_t dev, int c) 2431 { 2432 static int paniced = 0; 2433 struct ite_softc *ip = getitesp(dev); 2434 char ch = c; 2435 #ifdef ITE_KERNEL_ATTR 2436 short save_attribute; 2437 #endif 2438 2439 if (panicstr && !paniced && 2440 (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { 2441 (void) iteon(dev, 3); 2442 paniced = 1; 2443 } 2444 #ifdef ITE_KERNEL_ATTR 2445 save_attribute = ip->attribute; 2446 ip->attribute = ITE_KERNEL_ATTR; 2447 #endif 2448 ite_putstr(&ch, 1, dev); 2449 #ifdef ITE_KERNEL_ATTR 2450 ip->attribute = save_attribute; 2451 #endif 2452 } 2453 #endif 2454
Indexes created Tue Sep 23 02:09:52 GMT 2025