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NetBSD/sys/arch/x68k/dev/ite.c

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/* $NetBSD: ite.c,v 1.22 2000/05/25 03:30:19 itohy 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 <sys/param.h>
#include <sys/conf.h>
#include <sys/proc.h>
#include <sys/ioctl.h>
#include <sys/tty.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/malloc.h>
#include <machine/cpu.h>
#include <machine/kbio.h>
#include <machine/bus.h>
#include <machine/grfioctl.h>
#include <machine/iteioctl.h>
#include <arch/x68k/dev/grfvar.h>
#include <arch/x68k/dev/itevar.h>
#include <arch/x68k/dev/kbdmap.h>
#include <arch/x68k/dev/mfp.h>
#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 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 (flag & 2)
ite_reset(ip);
#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;
callout_reset(&tp->t_rstrt_ch, 1, ttrstrt, tp);
}
/* 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 || !(kbd_tty = ite_tty[kbd_ite->device.dv_unit]))
return;
/* 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, <CSI>0m != <CSI>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 <dev/cons.h>
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;
/* 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
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