Differential D24459 Diff 70725 sys/dev/bvm/bvm_console.c

Changeset View

Standalone View

sys/dev/bvm/bvm_console.c

	Show First 20 Lines • Show All 104 Lines • ▼ Show 20 Lines

	static void			static void
	cn_drvinit(void *unused)			cn_drvinit(void *unused)
	{			{
	struct tty *tp;			struct tty *tp;

	if (bvm_consdev.cn_pri != CN_DEAD) {			if (bvm_consdev.cn_pri != CN_DEAD) {
	tp = tty_alloc(&bvm_ttydevsw, NULL);			tp = tty_alloc(&bvm_ttydevsw, NULL);
	callout_init_mtx(&bvm_timer, tty_getlock(tp), 0);			callout_init_mtx(&bvm_timer, ttydisc_getlock(tp), 0);
	tty_makedev(tp, NULL, "bvmcons");			tty_makedev(tp, NULL, "bvmcons");
	}			}
	}			}

	static int			static int
	bvm_tty_open(struct tty *tp)			bvm_tty_open(struct tty *tp)
	{			{

				ttydisc_assert_locked(tp);
	polltime = hz / BVMCONS_POLL_HZ;			polltime = hz / BVMCONS_POLL_HZ;
	if (polltime < 1)			if (polltime < 1)
	polltime = 1;			polltime = 1;
	callout_reset(&bvm_timer, polltime, bvm_timeout, tp);			callout_reset(&bvm_timer, polltime, bvm_timeout, tp);

	return (0);			return (0);
	}			}

	static void			static void
	bvm_tty_close(struct tty *tp)			bvm_tty_close(struct tty *tp)
	{			{

	tty_assert_locked(tp);			ttydisc_assert_locked(tp);
	callout_stop(&bvm_timer);			callout_stop(&bvm_timer);
	}			}

	static void			static void
	bvm_tty_outwakeup(struct tty *tp)			bvm_tty_outwakeup(struct tty *tp)
	{			{
	int len, written;			int len, written;
	u_char buf[BVMBURSTLEN];			u_char buf[BVMBURSTLEN];
	Show All 12 Lines
	static void			static void
	bvm_timeout(void *v)			bvm_timeout(void *v)
	{			{
	struct tty *tp;			struct tty *tp;
	int c;			int c;

	tp = (struct tty *)v;			tp = (struct tty *)v;

	tty_assert_locked(tp);			ttydisc_assert_locked(tp);
	while ((c = bvm_cngetc(NULL)) != -1)			while ((c = bvm_cngetc(NULL)) != -1)
	ttydisc_rint(tp, c, 0);			ttydisc_rint(tp, c, 0);
	ttydisc_rint_done(tp);			ttydisc_rint_done(tp);

	callout_reset(&bvm_timer, polltime, bvm_timeout, tp);			callout_reset(&bvm_timer, polltime, bvm_timeout, tp);
	}			}

	static void			static void
	▲ Show 20 Lines • Show All 69 Lines • Show Last 20 Lines