/* $NetBSD: ite.c,v 1.17 1999/03/30 04:25:07 minoura Exp $ */ /* * Copyright (c) 1988 University of Utah. * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * the Systems Programming Group of the University of Utah Computer * Science Department. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: Utah $Hdr: ite.c 1.1 90/07/09$ * * @(#)ite.c 7.6 (Berkeley) 5/16/91 */ /* * ite - bitmaped terminal. * Supports VT200, a few terminal features will be unavailable until * the system actually probes the device (i.e. not after consinit()) */ #include "ite.h" #if NITE > 0 #include "bell.h" #include "kbd.h" #include "opt_ite.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #if NBELL > 0 void opm_bell __P((void)); #endif #define SUBR_CNPROBE(min) itesw[min].ite_cnprobe(min) #define SUBR_INIT(ip) ip->isw->ite_init(ip) #define SUBR_DEINIT(ip) ip->isw->ite_deinit(ip) #define SUBR_PUTC(ip,c,dy,dx,m) ip->isw->ite_putc(ip,c,dy,dx,m) #define SUBR_CURSOR(ip,flg) ip->isw->ite_cursor(ip,flg) #define SUBR_CLEAR(ip,sy,sx,h,w) ip->isw->ite_clear(ip,sy,sx,h,w) #define SUBR_SCROLL(ip,sy,sx,count,dir) \ ip->isw->ite_scroll(ip,sy,sx,count,dir) struct consdev; __inline static void itesendch __P((int)); __inline static void alignment_display __P((struct ite_softc *)); __inline static void snap_cury __P((struct ite_softc *)); __inline static void ite_dnchar __P((struct ite_softc *, int)); static void ite_inchar __P((struct ite_softc *, int)); __inline static void ite_clrtoeol __P((struct ite_softc *)); __inline static void ite_clrtobol __P((struct ite_softc *)); __inline static void ite_clrline __P((struct ite_softc *)); __inline static void ite_clrtoeos __P((struct ite_softc *)); __inline static void ite_clrtobos __P((struct ite_softc *)); __inline static void ite_clrscreen __P((struct ite_softc *)); __inline static void ite_dnline __P((struct ite_softc *, int)); __inline static void ite_inline __P((struct ite_softc *, int)); __inline static void ite_index __P((struct ite_softc *)); __inline static void ite_lf __P((struct ite_softc *)); __inline static void ite_crlf __P((struct ite_softc *)); __inline static void ite_cr __P((struct ite_softc *)); __inline static void ite_rlf __P((struct ite_softc *)); static void iteprecheckwrap __P((struct ite_softc *ip)); static void itecheckwrap __P((struct ite_softc *ip)); static void repeat_handler __P((void *arg)); static int ite_argnum __P((struct ite_softc *ip)); static int ite_zargnum __P((struct ite_softc *ip)); static void ite_sendstr __P((struct ite_softc *ip, char *str)); __inline static int atoi __P((const char *cp)); __inline static char *index __P((const char *cp, char ch)); void ite_reset __P((struct ite_softc *ip)); struct ite_softc *getitesp __P((dev_t)); int iteon __P((dev_t, int)); void iteoff __P((dev_t, int)); struct itesw itesw[] = { {0, tv_init, tv_deinit, 0, 0, 0, 0} }; int nitesw = sizeof(itesw) / sizeof(itesw[0]); /* * # of chars are output in a single itestart() call. * If this is too big, user processes will be blocked out for * long periods of time while we are emptying the queue in itestart(). * If it is too small, console output will be very ragged. */ #define ITEBURST 64 int nite = NITE; struct tty *ite_tty[NITE]; struct ite_softc *kbd_ite = NULL; struct ite_softc con_itesoftc; struct tty *kbd_tty = NULL; int start_repeat_timeo = 20; /* /100: initial timeout till pressed key repeats */ int next_repeat_timeo = 3; /* /100: timeout when repeating for next char */ u_char cons_tabs[MAX_TABS]; cdev_decl(ite); void itestart __P((struct tty *tp)); void iteputchar __P((int c, struct ite_softc *ip)); void ite_putstr __P((const u_char * s, int len, dev_t dev)); void iteattach __P((struct device *, struct device *, void *)); int itematch __P((struct device *, struct cfdata *, void *)); struct cfattach ite_ca = { sizeof(struct ite_softc), itematch, iteattach }; extern struct cfdriver ite_cd; int itematch(pdp, cdp, auxp) struct device *pdp; struct cfdata *cdp; void *auxp; { struct grf_softc *gp; #if 0 int maj; #endif gp = auxp; /* ite0 should be at grf0 XXX */ if(cdp->cf_unit != gp->g_device.dv_unit) return(0); #if 0 /* * all that our mask allows (more than enough no one * has > 32 monitors for text consoles on one machine) */ if (cdp->cf_unit >= sizeof(ite_confunits) * NBBY) return(0); /* * XXX * normally this would be done in attach, however * during early init we do not have a device pointer * and thus no unit number. */ for(maj = 0; maj < nchrdev; maj++) if (cdevsw[maj].d_open == iteopen) break; gp->g_itedev = makedev(maj, cdp->cf_unit); #endif return(1); } /* * iteinit() is the standard entry point for initialization of * an ite device, it is also called from ite_cninit(). */ void iteattach(pdp, dp, auxp) struct device *pdp, *dp; void *auxp; { struct ite_softc *ip; struct grf_softc *gp; gp = (struct grf_softc *)auxp; if (dp) { ip = (struct ite_softc *)dp; if(con_itesoftc.grf != NULL /*&& con_itesoftc.grf->g_unit == gp->g_unit*/) { /* * console reinit copy params over. * and console always gets keyboard */ bcopy(&con_itesoftc.grf, &ip->grf, (char *)&ip[1] - (char *)&ip->grf); con_itesoftc.grf = NULL; kbd_ite = ip; } ip->grf = gp; iteinit(ip->device.dv_unit); /* XXX */ printf(": rows %d cols %d", ip->rows, ip->cols); if (kbd_ite == NULL) kbd_ite = ip; printf("\n"); } else { if (con_itesoftc.grf != NULL) return; con_itesoftc.grf = gp; con_itesoftc.tabs = cons_tabs; } } struct ite_softc * getitesp(dev) dev_t dev; { extern int x68k_realconfig; if (x68k_realconfig && con_itesoftc.grf == NULL) return(ite_cd.cd_devs[UNIT(dev)]); if (con_itesoftc.grf == NULL) panic("no ite_softc for console"); return(&con_itesoftc); } void iteinit(dev) dev_t dev; { struct ite_softc *ip; ip = getitesp(dev); if (ip->flags & ITE_INITED) return; bcopy(&ascii_kbdmap, &kbdmap, sizeof(struct kbdmap)); ip->curx = 0; ip->cury = 0; ip->cursorx = 0; ip->cursory = 0; ip->isw = &itesw[ip->device.dv_unit]; /* XXX */ SUBR_INIT(ip); SUBR_CURSOR(ip, DRAW_CURSOR); if (!ip->tabs) ip->tabs = malloc(MAX_TABS*sizeof(u_char), M_DEVBUF, M_WAITOK); ite_reset(ip); ip->flags |= ITE_INITED; } /* * Perform functions necessary to setup device as a terminal emulator. */ int iteon(dev, flag) dev_t dev; int flag; { int unit = UNIT(dev); struct ite_softc *ip; if (unit < 0 || unit >= ite_cd.cd_ndevs || (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) return(ENXIO); /* force ite active, overriding graphics mode */ if (flag & 1) { ip->flags |= ITE_ACTIVE; ip->flags &= ~(ITE_INGRF|ITE_INITED); } /* leave graphics mode */ if (flag & 2) { ip->flags &= ~ITE_INGRF; if ((ip->flags & ITE_ACTIVE) == 0) return(0); } ip->flags |= ITE_ACTIVE; if (ip->flags & ITE_INGRF) return(0); iteinit(dev); #if NKBD > 0 mfp_send_usart (0x49); /* XXX */ #endif return(0); } /* * "Shut down" device as terminal emulator. * Note that we do not deinit the console device unless forced. * Deinit'ing the console every time leads to a very active * screen when processing /etc/rc. */ void iteoff(dev, flag) dev_t dev; int flag; { int unit = UNIT(dev); register struct ite_softc *ip; /* XXX check whether when call from grf.c */ if (unit < 0 || unit >= ite_cd.cd_ndevs || (ip = getitesp(unit)) == NULL || (ip->flags&ITE_ALIVE) == 0) return; if (flag & 2) ip->flags |= ITE_INGRF; if ((ip->flags & ITE_ACTIVE) == 0) return; if ((flag & 1) || (ip->flags & (ITE_INGRF|ITE_ISCONS|ITE_INITED)) == ITE_INITED) SUBR_DEINIT(ip); /* * XXX When the system is rebooted with "reboot", init(8) * kills the last process to have the console open. * If we don't revent the the ITE_ACTIVE bit from being * cleared, we will never see messages printed during * the process of rebooting. */ if ((flag & 2) == 0 && (ip->flags & ITE_ISCONS) == 0) { ip->flags &= ~ITE_ACTIVE; #if NKBD > 0 mfp_send_usart (0x48); /* XXX */ #endif } } /* * standard entry points to the device. */ /* ARGSUSED */ int iteopen(dev, mode, devtype, p) dev_t dev; int mode, devtype; struct proc *p; { int unit = UNIT(dev); register struct tty *tp; register struct ite_softc *ip; register int error; int first = 0; if (unit >= ite_cd.cd_ndevs || (ip = getitesp(dev)) == NULL) return (ENXIO); if (!ite_tty[unit]) { tp = ite_tty[unit] = ttymalloc(); tty_attach(tp); } else tp = ite_tty[unit]; if ((tp->t_state&(TS_ISOPEN|TS_XCLUDE)) == (TS_ISOPEN|TS_XCLUDE) && p->p_ucred->cr_uid != 0) return (EBUSY); if ((ip->flags & ITE_ACTIVE) == 0) { error = iteon(dev, 0); if (error) return (error); first = 1; } tp->t_oproc = itestart; tp->t_param = NULL; tp->t_dev = dev; if ((tp->t_state&TS_ISOPEN) == 0) { ttychars(tp); tp->t_iflag = TTYDEF_IFLAG; tp->t_oflag = TTYDEF_OFLAG; tp->t_cflag = TTYDEF_CFLAG; tp->t_lflag = TTYDEF_LFLAG; tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; tp->t_state = TS_ISOPEN|TS_CARR_ON; ttsetwater(tp); } error = (*linesw[tp->t_line].l_open)(dev, tp); if (error == 0) { tp->t_winsize.ws_row = ip->rows; tp->t_winsize.ws_col = ip->cols; } else if (first) iteoff(dev, 0); return (error); } /*ARGSUSED*/ int iteclose(dev, flag, mode, p) dev_t dev; int flag, mode; struct proc *p; { register struct tty *tp = ite_tty[UNIT(dev)]; (*linesw[tp->t_line].l_close)(tp, flag); ttyclose(tp); iteoff(dev, 0); #if 0 ttyfree(tp); ite_tty[UNIT(dev)] = (struct tty *)0; #endif return(0); } int iteread(dev, uio, flag) dev_t dev; struct uio *uio; int flag; { register struct tty *tp = ite_tty[UNIT(dev)]; return ((*linesw[tp->t_line].l_read)(tp, uio, flag)); } int itewrite(dev, uio, flag) dev_t dev; struct uio *uio; int flag; { register struct tty *tp = ite_tty[UNIT(dev)]; return ((*linesw[tp->t_line].l_write)(tp, uio, flag)); } struct tty * itetty(dev) dev_t dev; { return (ite_tty[UNIT(dev)]); } int iteioctl(dev, cmd, addr, flag, p) dev_t dev; u_long cmd; caddr_t addr; int flag; struct proc *p; { struct iterepeat *irp; register struct tty *tp = ite_tty[UNIT(dev)]; int error; error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, addr, flag, p); if (error >= 0) return (error); error = ttioctl(tp, cmd, addr, flag, p); if (error >= 0) return (error); switch (cmd) { case ITEIOCSKMAP: if (addr == 0) return(EFAULT); bcopy(addr, &kbdmap, sizeof(struct kbdmap)); return(0); case ITEIOCGKMAP: if (addr == NULL) return(EFAULT); bcopy(&kbdmap, addr, sizeof(struct kbdmap)); return(0); case ITEIOCGREPT: irp = (struct iterepeat *)addr; irp->start = start_repeat_timeo; irp->next = next_repeat_timeo; case ITEIOCSREPT: irp = (struct iterepeat *)addr; if (irp->start < ITEMINREPEAT && irp->next < ITEMINREPEAT) return(EINVAL); start_repeat_timeo = irp->start; next_repeat_timeo = irp->next; #if x68k case ITELOADFONT: if (addr) { bcopy(addr, kern_font, 4096 /*sizeof (kernel_font)*/); return 0; } else return EFAULT; case ITETVCTRL: if (addr && *(u_int8_t *)addr < 0x40) { return mfp_send_usart (* (u_int8_t *)addr); } else { return EFAULT; } #endif } return (ENOTTY); } void itestart(tp) register struct tty *tp; { struct clist *rbp; struct ite_softc *ip; u_char buf[ITEBURST]; int s, len; ip = getitesp(tp->t_dev); /* * (Potentially) lower priority. We only need to protect ourselves * from keyboard interrupts since that is all that can affect the * state of our tty (kernel printf doesn't go through this routine). */ s = spltty(); if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP)) goto out; tp->t_state |= TS_BUSY; rbp = &tp->t_outq; len = q_to_b(rbp, buf, ITEBURST); /*splx(s);*/ /* Here is a really good place to implement pre/jumpscroll() */ ite_putstr(buf, len, tp->t_dev); /*s = spltty();*/ tp->t_state &= ~TS_BUSY; /* we have characters remaining. */ if (rbp->c_cc) { tp->t_state |= TS_TIMEOUT; timeout(ttrstrt, (caddr_t)tp, 1); } /* wakeup we are below */ if (rbp->c_cc <= tp->t_lowat) { if (tp->t_state & TS_ASLEEP) { tp->t_state &= ~TS_ASLEEP; wakeup((caddr_t)rbp); } selwakeup(&tp->t_wsel); } out: splx(s); } /* XXX called after changes made in underlying grf layer. */ /* I want to nuke this */ void ite_reinit(dev) dev_t dev; { struct ite_softc *ip; int unit = UNIT(dev); /* XXX check whether when call from grf.c */ if (unit < 0 || unit >= ite_cd.cd_ndevs || (ip = getitesp(unit)) == NULL) return; ip->flags &= ~ITE_INITED; iteinit(dev); } void ite_reset(ip) struct ite_softc *ip; { int i; ip->curx = 0; ip->cury = 0; ip->attribute = 0; ip->save_curx = 0; ip->save_cury = 0; ip->save_attribute = 0; ip->ap = ip->argbuf; ip->emul_level = EMUL_VT300_8; ip->eightbit_C1 = 0; ip->top_margin = 0; ip->bottom_margin = ip->rows - 1; ip->inside_margins = 0; /* origin mode == absolute */ ip->linefeed_newline = 0; ip->auto_wrap = 1; ip->cursor_appmode = 0; ip->keypad_appmode = 0; ip->imode = 0; ip->key_repeat = 1; ip->G0 = CSET_ASCII; ip->G1 = CSET_JIS1983; ip->G2 = CSET_JISKANA; ip->G3 = CSET_JIS1990; ip->GL = &ip->G0; ip->GR = &ip->G1; ip->save_GL = 0; ip->save_char = 0; ip->fgcolor = 7; ip->bgcolor = 0; for (i = 0; i < ip->cols; i++) ip->tabs[i] = ((i & 7) == 0); /* XXX clear screen */ SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); attrclr(ip, 0, 0, ip->rows, ip->cols); } /* Used in console at startup only */ int ite_cnfilter(c) u_char c; { static u_char mod = 0; struct key key; u_char code, up, mask; int s; up = c & 0x80 ? 1 : 0; c &= 0x7f; code = 0; s = spltty(); mask = 0; if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ switch (c) { case KBD_LEFT_SHIFT: mask = KBD_MOD_SHIFT; break; case KBD_LEFT_ALT: mask = KBD_MOD_LALT; break; case KBD_RIGHT_ALT: mask = KBD_MOD_RALT; break; case KBD_LEFT_META: mask = KBD_MOD_LMETA; break; case KBD_RIGHT_META: mask = KBD_MOD_RMETA; break; case KBD_CAPS_LOCK: /* * capslock already behaves `right', don't need to * keep track of the state in here. */ mask = KBD_MOD_CAPS; break; case KBD_CTRL: mask = KBD_MOD_CTRL; break; case KBD_RECONNECT: /* ite got 0xff */ if (up) kbd_setLED(); break; } if (mask & KBD_MOD_CAPS) { if (!up) { mod ^= KBD_MOD_CAPS; kbdled ^= LED_CAPS_LOCK; kbd_setLED(); } } else if (up) mod &= ~mask; else mod |= mask; splx (s); return -1; } if (up) { splx(s); return -1; } /* translate modifiers */ if (mod & KBD_MOD_SHIFT) { if (mod & KBD_MOD_ALT) key = kbdmap.alt_shift_keys[c]; else key = kbdmap.shift_keys[c]; } else if (mod & KBD_MOD_ALT) key = kbdmap.alt_keys[c]; else { key = kbdmap.keys[c]; /* if CAPS and key is CAPable (no pun intended) */ if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) key = kbdmap.shift_keys[c]; } code = key.code; /* if string return */ if (key.mode & (KBD_MODE_STRING | KBD_MODE_KPAD)) { splx(s); return -1; } /* handle dead keys */ if (key.mode & KBD_MODE_DEAD) { splx(s); return -1; } if (mod & KBD_MOD_CTRL) code &= 0x1f; if (mod & KBD_MOD_META) code |= 0x80; /* do console mapping. */ code = code == '\r' ? '\n' : code; splx(s); return (code); } /* And now the old stuff. */ __inline static void itesendch (ch) int ch; { (*linesw[kbd_tty->t_line].l_rint)(ch, kbd_tty); } void ite_filter(c) u_char c; { static u_short mod = 0; register unsigned char code, *str; u_short up, mask; struct key key; int s, i; if (!kbd_ite) return; kbd_tty = ite_tty[kbd_ite->device.dv_unit]; /* have to make sure we're at spltty in here */ s = spltty (); up = c & 0x80 ? 1 : 0; c &= 0x7f; code = 0; mask = 0; if (c >= KBD_LEFT_ALT && !(c >= 0x63 && c <= 0x6c)) { /* 0x63: F1, 0x6c:F10 */ switch (c) { case KBD_LEFT_SHIFT: mask = KBD_MOD_SHIFT; break; case KBD_LEFT_ALT: mask = KBD_MOD_LALT; break; case KBD_RIGHT_ALT: mask = KBD_MOD_RALT; break; case KBD_LEFT_META: mask = KBD_MOD_LMETA; break; case KBD_RIGHT_META: mask = KBD_MOD_RMETA; break; case KBD_CAPS_LOCK: /* * capslock already behaves `right', don't need to keep * track of the state in here. */ mask = KBD_MOD_CAPS; break; case KBD_CTRL: mask = KBD_MOD_CTRL; break; case KBD_OPT1: mask = KBD_MOD_OPT1; break; case KBD_OPT2: mask = KBD_MOD_OPT2; break; case KBD_RECONNECT: if (up) { /* ite got 0xff */ kbd_setLED(); } break; } if (mask & KBD_MOD_CAPS) { if (!up) { mod ^= KBD_MOD_CAPS; kbdled ^= LED_CAPS_LOCK; kbd_setLED(); } } else if (up) { mod &= ~mask; } else mod |= mask; /* * return even if it wasn't a modifier key, the other * codes up here are either special (like reset warning), * or not yet defined */ splx (s); return; } if (up) { splx (s); return; } /* * intercept LAlt-LMeta-F1 here to switch back to original ascii-keymap. * this should probably be configurable.. */ if (mod == (KBD_MOD_LALT|KBD_MOD_LMETA) && c == 0x63) { bcopy (&ascii_kbdmap, &kbdmap, sizeof (struct kbdmap)); splx (s); return; } /* translate modifiers */ if (mod & KBD_MOD_SHIFT) { if (mod & KBD_MOD_ALT) key = kbdmap.alt_shift_keys[c]; else key = kbdmap.shift_keys[c]; } else if (mod & KBD_MOD_ALT) key = kbdmap.alt_keys[c]; else { key = kbdmap.keys[c]; /* if CAPS and key is CAPable (no pun intended) */ if ((mod & KBD_MOD_CAPS) && (key.mode & KBD_MODE_CAPS)) key = kbdmap.shift_keys[c]; else if ((mod & KBD_MOD_OPT2) && (key.mode & KBD_MODE_KPAD)) key = kbdmap.shift_keys[c]; } code = key.code; /* handle dead keys */ if (key.mode & KBD_MODE_DEAD) { splx (s); return; } /* if not string, apply META and CTRL modifiers */ if (! (key.mode & KBD_MODE_STRING) && (!(key.mode & KBD_MODE_KPAD) || (kbd_ite && !kbd_ite->keypad_appmode))) { if ((mod & KBD_MOD_CTRL) && (code == ' ' || (code >= '@' && code <= 'z'))) code &= 0x1f; if (mod & KBD_MOD_META) code |= 0x80; } else if ((key.mode & KBD_MODE_KPAD) && (kbd_ite && kbd_ite->keypad_appmode)) { static char *in = "0123456789-+.\r()/*"; static char *out = "pqrstuvwxymlnMPQRS"; char *cp = index (in, code); /* * keypad-appmode sends SS3 followed by the above * translated character */ (*linesw[kbd_tty->t_line].l_rint) (27, kbd_tty); (*linesw[kbd_tty->t_line].l_rint) ('O', kbd_tty); (*linesw[kbd_tty->t_line].l_rint) (out[cp - in], kbd_tty); splx(s); return; } else { /* *NO* I don't like this.... */ static u_char app_cursor[] = { 3, 27, 'O', 'A', 3, 27, 'O', 'B', 3, 27, 'O', 'C', 3, 27, 'O', 'D'}; str = kbdmap.strings + code; /* * if this is a cursor key, AND it has the default * keymap setting, AND we're in app-cursor mode, switch * to the above table. This is *nasty* ! */ if (c >= 0x3b && c <= 0x3e && kbd_ite->cursor_appmode && !bcmp(str, "\x03\x1b[", 3) && index("ABCD", str[3])) str = app_cursor + 4 * (str[3] - 'A'); /* * using a length-byte instead of 0-termination allows * to embed \0 into strings, although this is not used * in the default keymap */ for (i = *str++; i; i--) (*linesw[kbd_tty->t_line].l_rint) (*str++, kbd_tty); splx(s); return; } (*linesw[kbd_tty->t_line].l_rint)(code, kbd_tty); splx(s); return; } /* helper functions, makes the code below more readable */ __inline static void ite_sendstr (ip, str) struct ite_softc *ip; char *str; { while (*str) itesendch (*str++); } __inline static void alignment_display(ip) struct ite_softc *ip; { int i, j; for (j = 0; j < ip->rows; j++) for (i = 0; i < ip->cols; i++) SUBR_PUTC(ip, 'E', j, i, ATTR_NOR); attrclr(ip, 0, 0, ip->rows, ip->cols); } __inline static void snap_cury(ip) struct ite_softc *ip; { if (ip->inside_margins) { if (ip->cury < ip->top_margin) ip->cury = ip->top_margin; if (ip->cury > ip->bottom_margin) ip->cury = ip->bottom_margin; } } __inline static void ite_dnchar(ip, n) struct ite_softc *ip; int n; { n = min(n, ip->cols - ip->curx); if (n < ip->cols - ip->curx) { SUBR_SCROLL(ip, ip->cury, ip->curx + n, n, SCROLL_LEFT); attrmov(ip, ip->cury, ip->curx + n, ip->cury, ip->curx, 1, ip->cols - ip->curx - n); attrclr(ip, ip->cury, ip->cols - n, 1, n); } while (n-- > 0) SUBR_PUTC(ip, ' ', ip->cury, ip->cols - n - 1, ATTR_NOR); } static void ite_inchar(ip, n) struct ite_softc *ip; int n; { int c = ip->save_char; ip->save_char = 0; n = min(n, ip->cols - ip->curx); if (n < ip->cols - ip->curx) { SUBR_SCROLL(ip, ip->cury, ip->curx, n, SCROLL_RIGHT); attrmov(ip, ip->cury, ip->curx, ip->cury, ip->curx + n, 1, ip->cols - ip->curx - n); attrclr(ip, ip->cury, ip->curx, 1, n); } while (n--) SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); ip->save_char = c; } __inline static void ite_clrtoeol(ip) struct ite_softc *ip; { int y = ip->cury, x = ip->curx; if (ip->cols - x > 0) { SUBR_CLEAR(ip, y, x, 1, ip->cols - x); attrclr(ip, y, x, 1, ip->cols - x); } } __inline static void ite_clrtobol(ip) struct ite_softc *ip; { int y = ip->cury, x = min(ip->curx + 1, ip->cols); SUBR_CLEAR(ip, y, 0, 1, x); attrclr(ip, y, 0, 1, x); } __inline static void ite_clrline(ip) struct ite_softc *ip; { int y = ip->cury; SUBR_CLEAR(ip, y, 0, 1, ip->cols); attrclr(ip, y, 0, 1, ip->cols); } __inline static void ite_clrtoeos(ip) struct ite_softc *ip; { ite_clrtoeol(ip); if (ip->cury < ip->rows - 1) { SUBR_CLEAR(ip, ip->cury + 1, 0, ip->rows - 1 - ip->cury, ip->cols); attrclr(ip, ip->cury, 0, ip->rows - ip->cury, ip->cols); } } __inline static void ite_clrtobos(ip) struct ite_softc *ip; { ite_clrtobol(ip); if (ip->cury > 0) { SUBR_CLEAR(ip, 0, 0, ip->cury, ip->cols); attrclr(ip, 0, 0, ip->cury, ip->cols); } } __inline static void ite_clrscreen(ip) struct ite_softc *ip; { SUBR_CLEAR(ip, 0, 0, ip->rows, ip->cols); attrclr(ip, 0, 0, ip->rows, ip->cols); } __inline static void ite_dnline(ip, n) struct ite_softc *ip; int n; { /* * interesting.. if the cursor is outside the scrolling * region, this command is simply ignored.. */ if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) return; n = min(n, ip->bottom_margin + 1 - ip->cury); if (n <= ip->bottom_margin - ip->cury) { SUBR_SCROLL(ip, ip->cury + n, 0, n, SCROLL_UP); attrmov(ip, ip->cury + n, 0, ip->cury, 0, ip->bottom_margin + 1 - ip->cury - n, ip->cols); } SUBR_CLEAR(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); attrclr(ip, ip->bottom_margin - n + 1, 0, n, ip->cols); } __inline static void ite_inline(ip, n) struct ite_softc *ip; int n; { /* * interesting.. if the cursor is outside the scrolling * region, this command is simply ignored.. */ if (ip->cury < ip->top_margin || ip->cury > ip->bottom_margin) return; if (n <= 0) n = 1; else n = min(n, ip->bottom_margin + 1 - ip->cury); if (n <= ip->bottom_margin - ip->cury) { SUBR_SCROLL(ip, ip->cury, 0, n, SCROLL_DOWN); attrmov(ip, ip->cury, 0, ip->cury + n, 0, ip->bottom_margin + 1 - ip->cury - n, ip->cols); } SUBR_CLEAR(ip, ip->cury, 0, n, ip->cols); attrclr(ip, ip->cury, 0, n, ip->cols); ip->curx = 0; } __inline static void ite_index (ip) struct ite_softc *ip; { ++ip->cury; if ((ip->cury == ip->bottom_margin+1) || (ip->cury == ip->rows)) { ip->cury--; SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); ite_clrline(ip); } /*clr_attr(ip, ATTR_INV);*/ } __inline static void ite_lf (ip) struct ite_softc *ip; { ++ip->cury; if (ip->cury > ip->bottom_margin) { ip->cury--; SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); ite_clrline(ip); } /* SUBR_CURSOR(ip, MOVE_CURSOR);*/ /*clr_attr(ip, ATTR_INV);*/ /* reset character set ... thanks for mohta. */ ip->G0 = CSET_ASCII; ip->G1 = CSET_JIS1983; ip->G2 = CSET_JISKANA; ip->G3 = CSET_JIS1990; ip->GL = &ip->G0; ip->GR = &ip->G1; ip->save_GL = 0; ip->save_char = 0; } __inline static void ite_crlf (ip) struct ite_softc *ip; { ip->curx = 0; ite_lf (ip); } __inline static void ite_cr (ip) struct ite_softc *ip; { if (ip->curx) { ip->curx = 0; } } __inline static void ite_rlf (ip) struct ite_softc *ip; { ip->cury--; if ((ip->cury < 0) || (ip->cury == ip->top_margin - 1)) { ip->cury++; SUBR_SCROLL(ip, ip->top_margin, 0, 1, SCROLL_DOWN); ite_clrline(ip); } clr_attr(ip, ATTR_INV); } __inline static int atoi (cp) const char *cp; { int n; for (n = 0; *cp && *cp >= '0' && *cp <= '9'; cp++) n = n * 10 + *cp - '0'; return n; } __inline static char * index(cp, ch) const char *cp; char ch; { while (*cp && *cp != ch) cp++; return *cp ? (char *) cp : 0; } __inline static int ite_argnum (ip) struct ite_softc *ip; { char ch; int n; /* convert argument string into number */ if (ip->ap == ip->argbuf) return 1; ch = *ip->ap; *ip->ap = 0; n = atoi (ip->argbuf); *ip->ap = ch; return n; } __inline static int ite_zargnum (ip) struct ite_softc *ip; { char ch; int n; /* convert argument string into number */ if (ip->ap == ip->argbuf) return 0; ch = *ip->ap; *ip->ap = 0; /* terminate string */ n = atoi (ip->argbuf); *ip->ap = ch; return n; /* don't "n ? n : 1" here, 0m != 1m ! */ } void ite_putstr(s, len, dev) const u_char *s; int len; dev_t dev; { struct ite_softc *ip; int i; ip = getitesp(dev); /* XXX avoid problems */ if ((ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) return; SUBR_CURSOR(ip, START_CURSOROPT); for (i = 0; i < len; i++) if (s[i]) iteputchar(s[i], ip); SUBR_CURSOR(ip, END_CURSOROPT); } void iteputchar(c, ip) register int c; struct ite_softc *ip; { int n, x, y; char *cp; if (c >= 0x20 && ip->escape) { switch (ip->escape) { case ESC: switch (c) { /* first 7bit equivalents for the 8bit control characters */ case 'D': c = IND; ip->escape = 0; break; /* and fall into the next switch below (same for all `break') */ case 'E': /* next line */ c = NEL; ip->escape = 0; break; case 'H': /* set TAB at current col */ c = HTS; ip->escape = 0; break; case 'M': /* reverse index */ c = RI; ip->escape = 0; break; case 'N': /* single shift G2 */ c = SS2; ip->escape = 0; break; case 'O': /* single shift G3 */ c = SS3; ip->escape = 0; break; case 'P': /* DCS detected */ c = DCS; ip->escape = 0; break; case '[': c = CSI; ip->escape = 0; break; case '\\': /* String Terminator */ c = ST; ip->escape = 0; break; case ']': c = OSC; ip->escape = 0; break; case '^': c = PM; ip->escape = 0; break; case '_': c = APC; ip->escape = 0; break; /* introduces 7/8bit control */ case ' ': /* can be followed by either F or G */ ip->escape = ' '; break; /* a lot of character set selections, not yet used... 94-character sets: */ case '(': /* G0 */ case ')': /* G1 */ ip->escape = c; return; case '*': /* G2 */ case '+': /* G3 */ case 'B': /* ASCII */ case 'A': /* ISO latin 1 */ case '<': /* user preferred suplemental */ case '0': /* dec special graphics */ /* 96-character sets: */ case '-': /* G1 */ case '.': /* G2 */ case '/': /* G3 */ /* national character sets: */ case '4': /* dutch */ case '5': case 'C': /* finnish */ case 'R': /* french */ case 'Q': /* french canadian */ case 'K': /* german */ case 'Y': /* italian */ case '6': /* norwegian/danish */ /* note: %5 and %6 are not supported (two chars..) */ ip->escape = 0; /* just ignore for now */ return; /* 94-multibyte character sets designate */ case '$': ip->escape = '$'; return; /* locking shift modes */ case '`': ip->GR = &ip->G1; ip->escape = 0; return; case 'n': ip->GL = &ip->G2; ip->escape = 0; return; case '}': ip->GR = &ip->G2; ip->escape = 0; return; case 'o': ip->GL = &ip->G3; ip->escape = 0; return; case '|': ip->GR = &ip->G3; ip->escape = 0; return; case '~': ip->GR = &ip->G1; ip->escape = 0; return; /* font width/height control */ case '#': ip->escape = '#'; return; case 'c': /* hard terminal reset .. */ ite_reset (ip); SUBR_CURSOR(ip, MOVE_CURSOR); ip->escape = 0; return; case '7': /* save cursor */ ip->save_curx = ip->curx; ip->save_cury = ip->cury; ip->save_attribute = ip->attribute; ip->sc_om = ip->inside_margins; ip->sc_G0 = ip->G0; ip->sc_G1 = ip->G1; ip->sc_G2 = ip->G2; ip->sc_G3 = ip->G3; ip->sc_GL = ip->GL; ip->sc_GR = ip->GR; ip->escape = 0; return; case '8': /* restore cursor */ ip->curx = ip->save_curx; ip->cury = ip->save_cury; ip->attribute = ip->save_attribute; ip->inside_margins = ip->sc_om; ip->G0 = ip->sc_G0; ip->G1 = ip->sc_G1; ip->G2 = ip->sc_G2; ip->G3 = ip->sc_G3; ip->GL = ip->sc_GL; ip->GR = ip->sc_GR; SUBR_CURSOR(ip, MOVE_CURSOR); ip->escape = 0; return; case '=': /* keypad application mode */ ip->keypad_appmode = 1; ip->escape = 0; return; case '>': /* keypad numeric mode */ ip->keypad_appmode = 0; ip->escape = 0; return; case 'Z': /* request ID */ if (ip->emul_level == EMUL_VT100) ite_sendstr (ip, "\033[61;0c"); /* XXX not clean */ else ite_sendstr (ip, "\033[63;0c"); /* XXX not clean */ ip->escape = 0; return; /* default catch all for not recognized ESC sequences */ default: ip->escape = 0; return; } break; case '(': /* designate G0 */ switch (c) { case 'B': /* USASCII */ ip->G0 = CSET_ASCII; ip->escape = 0; return; case 'I': ip->G0 = CSET_JISKANA; ip->escape = 0; return; case 'J': ip->G0 = CSET_JISROMA; ip->escape = 0; return; case 'A': /* British or ISO-Latin-1 */ case 'H': /* Swedish */ case 'K': /* German */ case 'R': /* French */ case 'Y': /* Italian */ case 'Z': /* Spanish */ default: /* not supported */ ip->escape = 0; return; } case ')': /* designate G1 */ ip->escape = 0; return; case '$': /* 94-multibyte character set */ switch (c) { case '@': ip->G0 = CSET_JIS1978; ip->escape = 0; return; case 'B': ip->G0 = CSET_JIS1983; ip->escape = 0; return; case 'D': ip->G0 = CSET_JIS1990; ip->escape = 0; return; default: /* not supported */ ip->escape = 0; return; } case ' ': switch (c) { case 'F': ip->eightbit_C1 = 0; ip->escape = 0; return; case 'G': ip->eightbit_C1 = 1; ip->escape = 0; return; default: /* not supported */ ip->escape = 0; return; } break; case '#': switch (c) { case '5': /* single height, single width */ ip->escape = 0; return; case '6': /* double width, single height */ ip->escape = 0; return; case '3': /* top half */ ip->escape = 0; return; case '4': /* bottom half */ ip->escape = 0; return; case '8': /* screen alignment pattern... */ alignment_display (ip); ip->escape = 0; return; default: ip->escape = 0; return; } break; case CSI: /* the biggie... */ switch (c) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': case ';': case '\"': case '$': case '>': if (ip->ap < ip->argbuf + MAX_ARGSIZE) *ip->ap++ = c; return; case 'p': *ip->ap = 0; if (!strncmp(ip->argbuf, "61\"", 3)) ip->emul_level = EMUL_VT100; else if (!strncmp(ip->argbuf, "63;1\"", 5) || !strncmp(ip->argbuf, "62;1\"", 5)) ip->emul_level = EMUL_VT300_7; else ip->emul_level = EMUL_VT300_8; ip->escape = 0; return; case '?': *ip->ap = 0; ip->escape = '?'; ip->ap = ip->argbuf; return; case 'c': /* device attributes */ *ip->ap = 0; if (ip->argbuf[0] == '>') { ite_sendstr (ip, "\033[>24;0;0;0c"); } else switch (ite_zargnum(ip)) { case 0: /* primary DA request, send primary DA response */ if (ip->emul_level == EMUL_VT100) ite_sendstr (ip, "\033[?1;1c"); else ite_sendstr (ip, "\033[63;0c"); break; } ip->escape = 0; return; case 'n': switch (ite_zargnum(ip)) { case 5: ite_sendstr (ip, "\033[0n"); /* no malfunction */ break; case 6: /* cursor position report */ sprintf (ip->argbuf, "\033[%d;%dR", ip->cury + 1, ip->curx + 1); ite_sendstr (ip, ip->argbuf); break; } ip->escape = 0; return; case 'x': switch (ite_zargnum(ip)) { case 0: /* Fake some terminal parameters. */ ite_sendstr (ip, "\033[2;1;1;112;112;1;0x"); break; case 1: ite_sendstr (ip, "\033[3;1;1;112;112;1;0x"); break; } ip->escape = 0; return; case 'g': /* clear tabs */ switch (ite_zargnum(ip)) { case 0: if (ip->curx < ip->cols) ip->tabs[ip->curx] = 0; break; case 3: for (n = 0; n < ip->cols; n++) ip->tabs[n] = 0; break; default: /* ignore */ break; } ip->escape = 0; return; case 'h': /* set mode */ case 'l': /* reset mode */ n = ite_zargnum (ip); switch (n) { case 4: ip->imode = (c == 'h'); /* insert/replace mode */ break; case 20: ip->linefeed_newline = (c == 'h'); break; } ip->escape = 0; return; case 'M': /* delete line */ ite_dnline (ip, ite_argnum (ip)); ip->escape = 0; return; case 'L': /* insert line */ ite_inline (ip, ite_argnum (ip)); ip->escape = 0; return; case 'P': /* delete char */ ite_dnchar (ip, ite_argnum (ip)); ip->escape = 0; return; case '@': /* insert char(s) */ ite_inchar (ip, ite_argnum (ip)); ip->escape = 0; return; case '!': /* soft terminal reset */ ip->escape = 0; /* XXX */ return; case 'G': /* this one was *not* in my vt320 manual but in a vt320 termcap entry.. who is right? It's supposed to set the horizontal cursor position. */ *ip->ap = 0; x = atoi (ip->argbuf); if (x) x--; ip->curx = min(x, ip->cols - 1); ip->escape = 0; SUBR_CURSOR(ip, MOVE_CURSOR); clr_attr (ip, ATTR_INV); return; case 'd': /* same thing here, this one's for setting the absolute vertical cursor position. Not documented... */ *ip->ap = 0; y = atoi (ip->argbuf); if (y) y--; if (ip->inside_margins) y += ip->top_margin; ip->cury = min(y, ip->rows - 1); ip->escape = 0; snap_cury(ip); SUBR_CURSOR(ip, MOVE_CURSOR); clr_attr (ip, ATTR_INV); return; case 'H': case 'f': *ip->ap = 0; y = atoi (ip->argbuf); x = 0; cp = index (ip->argbuf, ';'); if (cp) x = atoi (cp + 1); if (x) x--; if (y) y--; if (ip->inside_margins) y += ip->top_margin; ip->cury = min(y, ip->rows - 1); ip->curx = min(x, ip->cols - 1); ip->escape = 0; snap_cury(ip); SUBR_CURSOR(ip, MOVE_CURSOR); /*clr_attr (ip, ATTR_INV);*/ return; case 'A': /* cursor up */ n = ite_argnum (ip); n = ip->cury - (n ? n : 1); if (n < 0) n = 0; if (ip->inside_margins) n = max(ip->top_margin, n); else if (n == ip->top_margin - 1) /* allow scrolling outside region, but don't scroll out of active region without explicit CUP */ n = ip->top_margin; ip->cury = n; ip->escape = 0; SUBR_CURSOR(ip, MOVE_CURSOR); clr_attr (ip, ATTR_INV); return; case 'B': /* cursor down */ n = ite_argnum (ip); n = ip->cury + (n ? n : 1); n = min(ip->rows - 1, n); #if 0 if (ip->inside_margins) #endif n = min(ip->bottom_margin, n); #if 0 else if (n == ip->bottom_margin + 1) /* allow scrolling outside region, but don't scroll out of active region without explicit CUP */ n = ip->bottom_margin; #endif ip->cury = n; ip->escape = 0; SUBR_CURSOR(ip, MOVE_CURSOR); clr_attr (ip, ATTR_INV); return; case 'C': /* cursor forward */ n = ite_argnum (ip); n = n ? n : 1; ip->curx = min(ip->curx + n, ip->cols - 1); ip->escape = 0; SUBR_CURSOR(ip, MOVE_CURSOR); clr_attr (ip, ATTR_INV); return; case 'D': /* cursor backward */ n = ite_argnum (ip); n = n ? n : 1; n = ip->curx - n; ip->curx = n >= 0 ? n : 0; ip->escape = 0; SUBR_CURSOR(ip, MOVE_CURSOR); clr_attr (ip, ATTR_INV); return; case 'J': /* erase screen */ *ip->ap = 0; n = ite_zargnum (ip); if (n == 0) ite_clrtoeos(ip); else if (n == 1) ite_clrtobos(ip); else if (n == 2) ite_clrscreen(ip); ip->escape = 0; return; case 'K': /* erase line */ n = ite_zargnum (ip); if (n == 0) ite_clrtoeol(ip); else if (n == 1) ite_clrtobol(ip); else if (n == 2) ite_clrline(ip); ip->escape = 0; return; case 'S': /* scroll up */ n = ite_zargnum (ip); if (n <= 0) n = 1; else if (n > ip->rows-1) n = ip->rows-1; SUBR_SCROLL(ip, ip->rows-1, 0, n, SCROLL_UP); ip->escape = 0; return; case 'T': /* scroll down */ n = ite_zargnum (ip); if (n <= 0) n = 1; else if (n > ip->rows-1) n = ip->rows-1; SUBR_SCROLL(ip, 0, 0, n, SCROLL_DOWN); ip->escape = 0; return; case 'X': /* erase character */ n = ite_argnum(ip) - 1; n = min(n, ip->cols - 1 - ip->curx); for (; n >= 0; n--) { attrclr(ip, ip->cury, ip->curx + n, 1, 1); SUBR_PUTC(ip, ' ', ip->cury, ip->curx + n, ATTR_NOR); } ip->escape = 0; return; case '}': case '`': /* status line control */ ip->escape = 0; return; case 'r': /* set scrolling region */ ip->escape = 0; *ip->ap = 0; x = atoi (ip->argbuf); x = x ? x : 1; y = ip->rows; cp = index (ip->argbuf, ';'); if (cp) { y = atoi (cp + 1); y = y ? y : ip->rows; } if (y <= x) return; x--; y--; ip->top_margin = min(x, ip->rows - 2); ip->bottom_margin = min(y, ip->rows - 1); if (ip->inside_margins) { ip->cury = ip->top_margin; } else ip->cury = 0; ip->curx = 0; return; case 'm': /* big attribute setter/resetter */ { char *cp; *ip->ap = 0; /* kludge to make CSIm work (== CSI0m) */ if (ip->ap == ip->argbuf) ip->ap++; for (cp = ip->argbuf; cp < ip->ap; ) { switch (*cp) { case 0: case '0': clr_attr (ip, ATTR_ALL); ip->fgcolor = 7; ip->bgcolor = 0; cp++; break; case '1': set_attr (ip, ATTR_BOLD); cp++; break; case '2': switch (cp[1]) { case '2': clr_attr (ip, ATTR_BOLD); cp += 2; break; case '4': clr_attr (ip, ATTR_UL); cp += 2; break; case '5': clr_attr (ip, ATTR_BLINK); cp += 2; break; case '7': clr_attr (ip, ATTR_INV); cp += 2; break; default: cp++; break; } break; case '3': switch (cp[1]) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': /* foreground colors */ ip->fgcolor = cp[1] - '0'; cp += 2; break; default: cp++; break; } break; case '4': switch (cp[1]) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': /* background colors */ ip->bgcolor = cp[1] - '0'; cp += 2; break; default: set_attr (ip, ATTR_UL); cp++; break; } break; case '5': set_attr (ip, ATTR_BLINK); cp++; break; case '7': set_attr (ip, ATTR_INV); cp++; break; default: cp++; break; } } } ip->escape = 0; return; case 'u': /* DECRQTSR */ ite_sendstr (ip, "\033P\033\\"); ip->escape = 0; return; default: ip->escape = 0; return; } break; case '?': /* CSI ? */ switch (c) { case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': case ';': case '\"': case '$': /* Don't fill the last character; it's needed. */ /* XXX yeah, where ?? */ if (ip->ap < ip->argbuf + MAX_ARGSIZE - 1) *ip->ap++ = c; return; case 'n': /* Terminal Reports */ *ip->ap = 0; if (ip->ap == &ip->argbuf[2]) { if (!strncmp(ip->argbuf, "15", 2)) /* printer status: no printer */ ite_sendstr (ip, "\033[13n"); else if (!strncmp(ip->argbuf, "25", 2)) /* udk status */ ite_sendstr (ip, "\033[20n"); else if (!strncmp(ip->argbuf, "26", 2)) /* keyboard dialect: US */ ite_sendstr (ip, "\033[27;1n"); } ip->escape = 0; return; case 'h': /* set dec private modes */ case 'l': /* reset dec private modes */ n = ite_zargnum (ip); switch (n) { case 1: /* CKM - cursor key mode */ ip->cursor_appmode = (c == 'h'); break; case 3: /* 132/80 columns (132 == 'h') */ break; case 4: /* smooth scroll */ break; case 5: /* light background (=='h') /dark background(=='l') */ break; case 6: /* origin mode */ ip->inside_margins = (c == 'h'); #if 0 ip->curx = 0; ip->cury = ip->inside_margins ? ip->top_margin : 0; SUBR_CURSOR(ip, MOVE_CURSOR); #endif break; case 7: /* auto wraparound */ ip->auto_wrap = (c == 'h'); break; case 8: /* keyboard repeat */ ip->key_repeat = (c == 'h'); break; case 20: /* newline mode */ ip->linefeed_newline = (c == 'h'); break; case 25: /* cursor on/off */ SUBR_CURSOR(ip, (c == 'h') ? DRAW_CURSOR : ERASE_CURSOR); break; } ip->escape = 0; return; case 'K': /* selective erase in line */ case 'J': /* selective erase in display */ default: ip->escape = 0; return; } break; default: ip->escape = 0; return; } } switch (c) { case 0x00: /* NUL */ case 0x01: /* SOH */ case 0x02: /* STX */ case 0x03: /* ETX */ case 0x04: /* EOT */ case 0x05: /* ENQ */ case 0x06: /* ACK */ break; case BEL: #if NBELL > 0 if (kbd_ite && ite_tty[kbd_ite->device.dv_unit]) opm_bell(); #endif break; case BS: if (--ip->curx < 0) ip->curx = 0; else SUBR_CURSOR(ip, MOVE_CURSOR); break; case HT: for (n = ip->curx + 1; n < ip->cols; n++) { if (ip->tabs[n]) { ip->curx = n; SUBR_CURSOR(ip, MOVE_CURSOR); break; } } break; case VT: /* VT is treated like LF */ case FF: /* so is FF */ case LF: /* cr->crlf distinction is done here, on output, not on input! */ if (ip->linefeed_newline) ite_crlf (ip); else ite_lf (ip); break; case CR: ite_cr (ip); break; case SO: ip->GL = &ip->G1; break; case SI: ip->GL = &ip->G0; break; case 0x10: /* DLE */ case 0x11: /* DC1/XON */ case 0x12: /* DC2 */ case 0x13: /* DC3/XOFF */ case 0x14: /* DC4 */ case 0x15: /* NAK */ case 0x16: /* SYN */ case 0x17: /* ETB */ break; case CAN: ip->escape = 0; /* cancel any escape sequence in progress */ break; case 0x19: /* EM */ break; case SUB: ip->escape = 0; /* dito, but see below */ /* should also display a reverse question mark!! */ break; case ESC: ip->escape = ESC; break; case 0x1c: /* FS */ case 0x1d: /* GS */ case 0x1e: /* RS */ case 0x1f: /* US */ break; /* now it gets weird.. 8bit control sequences.. */ case IND: /* index: move cursor down, scroll */ ite_index (ip); break; case NEL: /* next line. next line, first pos. */ ite_crlf (ip); break; case HTS: /* set horizontal tab */ if (ip->curx < ip->cols) ip->tabs[ip->curx] = 1; break; case RI: /* reverse index */ ite_rlf (ip); break; case SS2: /* go into G2 for one character */ ip->save_GL = ip->GR; /* GL XXX EUC */ ip->GR = &ip->G2; /* GL XXX */ break; case SS3: /* go into G3 for one character */ ip->save_GL = ip->GR; /* GL XXX EUC */ ip->GR = &ip->G3; /* GL XXX */ break; case DCS: /* device control string introducer */ ip->escape = DCS; ip->ap = ip->argbuf; break; case CSI: /* control sequence introducer */ ip->escape = CSI; ip->ap = ip->argbuf; break; case ST: /* string terminator */ /* ignore, if not used as terminator */ break; case OSC: /* introduces OS command. Ignore everything upto ST */ ip->escape = OSC; break; case PM: /* privacy message, ignore everything upto ST */ ip->escape = PM; break; case APC: /* application program command, ignore everything upto ST */ ip->escape = APC; break; case DEL: break; default: if (!ip->save_char && (*((c & 0x80) ? ip->GR : ip->GL) & CSET_MULTI)) { ip->save_char = c; break; } if (ip->imode) ite_inchar(ip, ip->save_char ? 2 : 1); iteprecheckwrap(ip); #ifdef DO_WEIRD_ATTRIBUTES if ((ip->attribute & ATTR_INV) || attrtest(ip, ATTR_INV)) { attrset(ip, ATTR_INV); SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_INV); } else SUBR_PUTC(ip, c, ip->cury, ip->curx, ATTR_NOR); #else SUBR_PUTC(ip, c, ip->cury, ip->curx, ip->attribute); #endif /* SUBR_CURSOR(ip, DRAW_CURSOR);*/ itecheckwrap(ip); if (ip->save_char) { itecheckwrap(ip); ip->save_char = 0; } if (ip->save_GL) { /* * reset single shift */ ip->GR = ip->save_GL; ip->save_GL = 0; } break; } } static void iteprecheckwrap(ip) struct ite_softc *ip; { if (ip->auto_wrap && ip->curx + (ip->save_char ? 1 : 0) == ip->cols) { ip->curx = 0; clr_attr(ip, ATTR_INV); if (++ip->cury >= ip->bottom_margin + 1) { ip->cury = ip->bottom_margin; /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); ite_clrtoeol(ip); } /*else SUBR_CURSOR(ip, MOVE_CURSOR);*/ } } static void itecheckwrap(ip) struct ite_softc *ip; { #if 0 if (++ip->curx == ip->cols) { if (ip->auto_wrap) { ip->curx = 0; clr_attr(ip, ATTR_INV); if (++ip->cury >= ip->bottom_margin + 1) { ip->cury = ip->bottom_margin; SUBR_CURSOR(ip, MOVE_CURSOR); SUBR_SCROLL(ip, ip->top_margin + 1, 0, 1, SCROLL_UP); ite_clrtoeol(ip); return; } } else /* stay there if no autowrap.. */ ip->curx--; } #else if (ip->curx < ip->cols) { ip->curx++; /*SUBR_CURSOR(ip, MOVE_CURSOR);*/ } #endif } #endif #if NITE > 0 && NKBD > 0 /* * Console functions */ #include extern void kbdenable __P((int)); extern int kbdcngetc __P((void)); /* * Return a priority in consdev->cn_pri field highest wins. This function * is called before any devices have been probed. */ void itecnprobe(cd) struct consdev *cd; { int maj; /* * bring graphics layer up. */ config_console(); /* locate the major number */ for (maj = 0; maj < nchrdev; maj++) if (cdevsw[maj].d_open == iteopen) break; /* * return priority of the best ite (already picked from attach) * or CN_DEAD. */ if (con_itesoftc.grf == NULL) cd->cn_pri = CN_DEAD; else { con_itesoftc.flags = (ITE_ALIVE|ITE_CONSOLE); /* * hardcode the minor number. * currently we support only one ITE, it is enough for now. */ con_itesoftc.isw = &itesw[0]; cd->cn_pri = CN_INTERNAL; cd->cn_dev = makedev(maj, 0); } } void itecninit(cd) struct consdev *cd; { struct ite_softc *ip; ip = getitesp(cd->cn_dev); iteinit(cd->cn_dev); /* init console unit */ ip->flags |= ITE_ACTIVE | ITE_ISCONS; kbdenable(0); mfp_send_usart(0x49); } /* * itecnfinish() is called in ite_init() when the device is * being probed in the normal fasion, thus we can finish setting * up this ite now that the system is more functional. */ void itecnfinish(ip) struct ite_softc *ip; { static int done; if (done) return; done = 1; } /*ARGSUSED*/ int itecngetc(dev) dev_t dev; { register int c; do { c = kbdcngetc(); c = ite_cnfilter(c); } while (c == -1); return (c); } void itecnputc(dev, c) dev_t dev; int c; { static int paniced = 0; struct ite_softc *ip = getitesp(dev); char ch = c; #ifdef ITE_KERNEL_ATTR short save_attribute; #endif if (panicstr && !paniced && (ip->flags & (ITE_ACTIVE|ITE_INGRF)) != ITE_ACTIVE) { (void) iteon(dev, 3); paniced = 1; } #ifdef ITE_KERNEL_ATTR save_attribute = ip->attribute; ip->attribute = ITE_KERNEL_ATTR; #endif ite_putstr(&ch, 1, dev); #ifdef ITE_KERNEL_ATTR ip->attribute = save_attribute; #endif } #endif