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Differential D24459 Diff 70725 sys/dev/syscons/syscons.c

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sys/dev/syscons/syscons.c

Show First 20 Lines • Show All 404 Lines • ▼ Show 20 Lines
static void static void
sctty_outwakeup(struct tty *tp) sctty_outwakeup(struct tty *tp)
{ {
size_t len; size_t len;
u_char buf[PCBURST]; u_char buf[PCBURST];
scr_stat *scp = sc_get_stat(tp); scr_stat *scp = sc_get_stat(tp);
ttydisc_assert_locked(tp);
if (scp->status & SLKED || if (scp->status & SLKED ||
(scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) (scp == scp->sc->cur_scp && scp->sc->blink_in_progress))
return; return;
for (;;) { for (;;) {
len = ttydisc_getc(tp, buf, sizeof buf); len = ttydisc_getc(tp, buf, sizeof buf);
if (len == 0) if (len == 0)
break; break;
▲ Show 20 Lines • Show All 322 Lines • ▼ Show 20 Lines if (sc->kbd != NULL) {
key.keynum = KEYCODE_BS; key.keynum = KEYCODE_BS;
(void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key);
tp->t_termios.c_cc[VERASE] = key.key.map[0]; tp->t_termios.c_cc[VERASE] = key.key.map[0];
} }
} }
scp = sc_get_stat(tp); scp = sc_get_stat(tp);
if (scp == NULL) { if (scp == NULL) {
/*
* ttydisc lock isn't sleepable like Giant, so we must go ahead
* and drop it. The tty lock is still held, but that's Giant at
* the moment as it was before the ttydisc lock became distinct.
* This is still likely unsafe, but something to revisit once
* this particular tty device isn't Giant locked anymore.
*/
ttydisc_unlock(tp);
scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp));
ttydisc_lock(tp);
if (ISGRAPHSC(scp)) if (ISGRAPHSC(scp))
sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8);
} }
if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) {
tp->t_winsize.ws_col = scp->xsize; tp->t_winsize.ws_col = scp->xsize;
tp->t_winsize.ws_row = scp->ysize; tp->t_winsize.ws_row = scp->ysize;
} }
▲ Show 20 Lines • Show All 84 Lines • ▼ Show 20 Linessckbdevent(keyboard_t *thiskbd, int event, void *arg)
* I don't think this is nessesary, and it doesn't fix * I don't think this is nessesary, and it doesn't fix
* the Xaccel-2.1 keyboard hang, but it can't hurt. XXX * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX
*/ */
while ((c = scgetc(sc, SCGETC_NONBLOCK, NULL)) != NOKEY) { while ((c = scgetc(sc, SCGETC_NONBLOCK, NULL)) != NOKEY) {
cur_tty = SC_DEV(sc, sc->cur_scp->index); cur_tty = SC_DEV(sc, sc->cur_scp->index);
if (!tty_opened_ns(cur_tty)) if (!tty_opened_ns(cur_tty))
continue; continue;
ttydisc_lock(cur_tty);
if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) {
ttydisc_unlock(cur_tty);
continue; continue;
}
switch (KEYFLAGS(c)) { switch (KEYFLAGS(c)) {
case 0x0000: /* normal key */ case 0x0000: /* normal key */
ttydisc_rint(cur_tty, KEYCHAR(c), 0); ttydisc_rint(cur_tty, KEYCHAR(c), 0);
break; break;
case FKEY: /* function key, return string */ case FKEY: /* function key, return string */
cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c);
if (cp != NULL) { if (cp != NULL) {
Show All 9 Lines case MKEY: /* meta is active, prepend ESC */
ttydisc_rint(cur_tty, KEYCHAR(c), 0); ttydisc_rint(cur_tty, KEYCHAR(c), 0);
break; break;
case BKEY: /* backtab fixed sequence (esc [ Z) */ case BKEY: /* backtab fixed sequence (esc [ Z) */
ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); ttydisc_rint_simple(cur_tty, "\x1B[Z", 3);
break; break;
} }
ttydisc_rint_done(cur_tty); ttydisc_rint_done(cur_tty);
ttydisc_unlock(cur_tty);
} }
sc->cur_scp->status |= MOUSE_HIDDEN; sc->cur_scp->status |= MOUSE_HIDDEN;
done: done:
mtx_unlock(&Giant); mtx_unlock(&Giant);
return (error); return (error);
} }
▲ Show 20 Lines • Show All 3,347 Lines • ▼ Show 20 Lines
sc_paste(scr_stat *scp, const u_char *p, int count) sc_paste(scr_stat *scp, const u_char *p, int count)
{ {
struct tty *tp; struct tty *tp;
u_char *rmap; u_char *rmap;
tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); tp = SC_DEV(scp->sc, scp->sc->cur_scp->index);
if (!tty_opened_ns(tp)) if (!tty_opened_ns(tp))
return; return;
ttydisc_lock(tp);
rmap = scp->sc->scr_rmap; rmap = scp->sc->scr_rmap;
for (; count > 0; --count) for (; count > 0; --count)
ttydisc_rint(tp, rmap[*p++], 0); ttydisc_rint(tp, rmap[*p++], 0);
ttydisc_rint_done(tp); ttydisc_rint_done(tp);
ttydisc_unlock(tp);
} }
void void
sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup)
{ {
struct tty *tp; struct tty *tp;
tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); tp = SC_DEV(scp->sc, scp->sc->cur_scp->index);
if (!tty_opened_ns(tp)) if (!tty_opened_ns(tp))
return; return;
ttydisc_lock(tp);
ttydisc_rint_simple(tp, p, count); ttydisc_rint_simple(tp, p, count);
if (wakeup) { if (wakeup) {
/* XXX: we can't always call ttydisc_rint_done() here! */ /* XXX: we can't always call ttydisc_rint_done() here! */
ttydisc_rint_done(tp); ttydisc_rint_done(tp);
} }
ttydisc_unlock(tp);
} }
void void
sc_bell(scr_stat *scp, int pitch, int duration) sc_bell(scr_stat *scp, int pitch, int duration)
{ {
if (cold || kdb_active || shutdown_in_progress || !enable_bell) if (cold || kdb_active || shutdown_in_progress || !enable_bell)
return; return;
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