sys/kern/subr_terminal.c

57 #define	TERMINAL_LOCK(tm)	do {					\
58 	if ((tm)->tm_flags & TF_CONS)					\
59 		mtx_lock_spin(&(tm)->tm_mtx);				\
60 	else if ((tm)->tm_tty != NULL)					\
61 		tty_lock((tm)->tm_tty);					\
63 #define	TERMINAL_UNLOCK(tm)	do {					\
64 	if ((tm)->tm_flags & TF_CONS)					\
65 		mtx_unlock_spin(&(tm)->tm_mtx);				\
66 	else if ((tm)->tm_tty != NULL)					\
67 		tty_unlock((tm)->tm_tty);				\
69 #define	TERMINAL_LOCK_TTY(tm)	do {					\
70 	if ((tm)->tm_flags & TF_CONS)					\
71 		mtx_lock_spin(&(tm)->tm_mtx);				\
73 #define	TERMINAL_UNLOCK_TTY(tm)	do {					\
74 	if ((tm)->tm_flags & TF_CONS)					\
75 		mtx_unlock_spin(&(tm)->tm_mtx);				\
77 #define	TERMINAL_LOCK_CONS(tm)		mtx_lock_spin(&(tm)->tm_mtx)
78 #define	TERMINAL_UNLOCK_CONS(tm)	mtx_unlock_spin(&(tm)->tm_mtx)
163 terminal_init(struct terminal *tm)
166 	if (tm->tm_flags & TF_CONS)
167 		mtx_init(&tm->tm_mtx, "trmlck", NULL, MTX_SPIN);
168 	teken_init(&tm->tm_emulator, &terminal_drawmethods, tm);
169 	teken_set_defattr(&tm->tm_emulator, &default_message);
175 	struct terminal *tm;
177 	tm = malloc(sizeof(struct terminal), M_TERMINAL, M_WAITOK|M_ZERO);
178 	terminal_init(tm);
180 	tm->tm_class = tc;
181 	tm->tm_softc = softc;
183 	return (tm);
187 terminal_sync_ttysize(struct terminal *tm)
191 	tp = tm->tm_tty;
196 	tty_set_winsize(tp, &tm->tm_winsize);
201 terminal_maketty(struct terminal *tm, const char *fmt, ...)
211 	tp = tty_alloc(&terminal_tty_class, tm);
213 	tm->tm_tty = tp;
214 	terminal_sync_ttysize(tm);
218 terminal_set_cursor(struct terminal *tm, const term_pos_t *pos)
221 	teken_set_cursor(&tm->tm_emulator, pos);
225 terminal_set_winsize_blank(struct terminal *tm, const struct winsize *size,
230 	tm->tm_winsize = *size;
236 	TERMINAL_LOCK(tm);
238 		teken_set_winsize_noreset(&tm->tm_emulator, &r.tr_end);
240 		teken_set_winsize(&tm->tm_emulator, &r.tr_end);
241 	TERMINAL_UNLOCK(tm);
243 	if ((blank != 0) && !(tm->tm_flags & TF_MUTE))
244 		tm->tm_class->tc_fill(tm, &r,
247 	terminal_sync_ttysize(tm);
251 terminal_set_winsize(struct terminal *tm, const struct winsize *size)
254 	terminal_set_winsize_blank(tm, size, 1,
265 terminal_mute(struct terminal *tm, int yes)
268 	TERMINAL_LOCK(tm);
270 		tm->tm_flags |= TF_MUTE;
272 		tm->tm_flags &= ~TF_MUTE;
273 	TERMINAL_UNLOCK(tm);
277 terminal_input_char(struct terminal *tm, term_char_t c)
281 	tp = tm->tm_tty;
330 terminal_input_raw(struct terminal *tm, char c)
334 	tp = tm->tm_tty;
345 terminal_input_special(struct terminal *tm, unsigned int k)
350 	tp = tm->tm_tty;
354 	str = teken_get_sequence(&tm->tm_emulator, k);
371 	struct terminal *tm = tty_softc(tp);
373 	tm->tm_class->tc_opened(tm, 1);
380 	struct terminal *tm = tty_softc(tp);
382 	tm->tm_class->tc_opened(tm, 0);
388 	struct terminal *tm = tty_softc(tp);
394 		TERMINAL_LOCK_TTY(tm);
395 		if (!(tm->tm_flags & TF_MUTE)) {
396 			tm->tm_flags &= ~TF_BELL;
397 			teken_input(&tm->tm_emulator, obuf, olen);
398 			flags |= tm->tm_flags;
400 		TERMINAL_UNLOCK_TTY(tm);
403 	TERMINAL_LOCK_TTY(tm);
404 	if (!(tm->tm_flags & TF_MUTE))
405 		tm->tm_class->tc_done(tm);
406 	TERMINAL_UNLOCK_TTY(tm);
408 		tm->tm_class->tc_bell(tm);
414 	struct terminal *tm = tty_softc(tp);
427 		p = teken_get_cursor(&tm->tm_emulator);
431 		p = teken_get_winsize(&tm->tm_emulator);
435 		teken_get_defattr_cons25(&tm->tm_emulator, &fg, &bg);
451 	error = tm->tm_class->tc_ioctl(tm, cmd, data, td);
460 	struct terminal *tm = tty_softc(tp);
462 	return (tm->tm_class->tc_mmap(tm, offset, paddr, nprot, memattr));
488 termcn_cnregister(struct terminal *tm)
492 	cp = tm->consdev;
497 		cp->cn_arg = tm;
501 		tm->tm_flags = TF_CONS;
502 		tm->consdev = cp;
504 		terminal_init(tm);
514 	struct terminal *tm = cp->cn_arg;
516 	tm->tm_class->tc_cngrab(tm);
522 	struct terminal *tm = cp->cn_arg;
524 	tm->tm_class->tc_cnungrab(tm);
530 	struct terminal *tm = cp->cn_arg;
532 	if (tm == NULL) {
537 	tm->consdev = cp;
538 	terminal_init(tm);
540 	tm->tm_class->tc_cnprobe(tm, cp);
558 	struct terminal *tm = cp->cn_arg;
560 	return (tm->tm_class->tc_cngetc(tm));
566 	struct terminal *tm = cp->cn_arg;
570 	TERMINAL_LOCK_CONS(tm);
571 	if (!(tm->tm_flags & TF_MUTE)) {
572 		backup = *teken_get_curattr(&tm->tm_emulator);
573 		teken_set_curattr(&tm->tm_emulator, &kernel_message);
574 		teken_input(&tm->tm_emulator, &cv, 1);
575 		teken_set_curattr(&tm->tm_emulator, &backup);
576 		tm->tm_class->tc_done(tm);
578 	TERMINAL_UNLOCK_CONS(tm);
588 	struct terminal *tm = softc;
590 	tm->tm_flags |= TF_BELL;
596 	struct terminal *tm = softc;
598 	tm->tm_class->tc_cursor(tm, p);
605 	struct terminal *tm = softc;
607 	tm->tm_class->tc_putchar(tm, p, TCHAR_CREATE(c, a));
614 	struct terminal *tm = softc;
616 	tm->tm_class->tc_fill(tm, r, TCHAR_CREATE(c, a));
622 	struct terminal *tm = softc;
624 	tm->tm_class->tc_copy(tm, r, p);
630 	struct terminal *tm = softc;
632 	tm->tm_class->tc_param(tm, cmd, arg);
639 	struct terminal *tm = softc;
651 	tp = tm->tm_tty;