49 #define	VTBUF_LOCK(vb)		mtx_lock_spin(&(vb)->vb_lock)  argument
50 #define	VTBUF_UNLOCK(vb)	mtx_unlock_spin(&(vb)->vb_lock)  argument
59 static int vtbuf_htw(const struct vt_buf *vb, int row);
60 static int vtbuf_wth(const struct vt_buf *vb, int row);
73 vthistory_seek(struct vt_buf *vb, int offset, int whence)  in vthistory_seek()  argument
78 	if ((vb->vb_flags & VBF_SCROLL) == 0) {  in vthistory_seek()
79 		if (vb->vb_roffset != vb->vb_curroffset) {  in vthistory_seek()
80 			vb->vb_roffset = vb->vb_curroffset;  in vthistory_seek()
87 	bottom = vb->vb_curroffset;  in vthistory_seek()
88 	top = (vb->vb_flags & VBF_HISTORY_FULL) ?  in vthistory_seek()
89 	    bottom + vb->vb_scr_size.tp_row - vb->vb_history_size :  in vthistory_seek()
104 		roffset = vb->vb_roffset;  in vthistory_seek()
105 		if (roffset >= bottom + vb->vb_scr_size.tp_row)  in vthistory_seek()
106 			roffset -= vb->vb_history_size;  in vthistory_seek()
113 			roffset = vb->vb_history_size + roffset;  in vthistory_seek()
118 		roffset = vb->vb_curroffset;  in vthistory_seek()
122 	diff = vb->vb_roffset != roffset;  in vthistory_seek()
123 	vb->vb_roffset = roffset;  in vthistory_seek()
129 vthistory_addlines(struct vt_buf *vb, int offset)  in vthistory_addlines()  argument
135 	vb->vb_curroffset += offset;  in vthistory_addlines()
136 	if (vb->vb_curroffset + vb->vb_scr_size.tp_row >= vb->vb_history_size) {  in vthistory_addlines()
137 		vb->vb_flags |= VBF_HISTORY_FULL;  in vthistory_addlines()
138 		vb->vb_curroffset %= vb->vb_history_size;  in vthistory_addlines()
140 	if ((vb->vb_flags & VBF_SCROLL) == 0) {  in vthistory_addlines()
141 		vb->vb_roffset = vb->vb_curroffset;  in vthistory_addlines()
145 	sz = vb->vb_history_size;  in vthistory_addlines()
146 	cur = vb->vb_roffset + vb->vb_scr_size.tp_row + sz - 1;  in vthistory_addlines()
147 	if (vtbuf_in_this_range(cur, vb->vb_mark_start.tp_row, cur + offset, sz) ||  in vthistory_addlines()
148 	    vtbuf_in_this_range(cur, vb->vb_mark_end.tp_row, cur + offset, sz)) {  in vthistory_addlines()
150 		vb->vb_mark_start.tp_row = vb->vb_mark_end.tp_row;  in vthistory_addlines()
151 		vb->vb_mark_start.tp_col = vb->vb_mark_end.tp_col;  in vthistory_addlines()
157 vthistory_getpos(const struct vt_buf *vb, unsigned int *offset)  in vthistory_getpos()  argument
160 	*offset = vb->vb_roffset;  in vthistory_getpos()
166 vtbuf_htw(const struct vt_buf *vb, int row)  in vtbuf_htw()  argument
175 	return ((row - vb->vb_roffset + vb->vb_history_size) %  in vtbuf_htw()
176 	    vb->vb_history_size);  in vtbuf_htw()
181 vtbuf_wth(const struct vt_buf *vb, int row)  in vtbuf_wth()  argument
184 	return ((vb->vb_roffset + row) % vb->vb_history_size);  in vtbuf_wth()
211 vtbuf_iscursor(const struct vt_buf *vb, int row, int col)  in vtbuf_iscursor()  argument
217 	if ((vb->vb_flags & (VBF_CURSOR|VBF_SCROLL)) == VBF_CURSOR &&  in vtbuf_iscursor()
218 	    (vb->vb_cursor.tp_row == row) && (vb->vb_cursor.tp_col == col))  in vtbuf_iscursor()
223 	if (vb->vb_mark_start.tp_col == vb->vb_mark_end.tp_col &&  in vtbuf_iscursor()
224 	    vb->vb_mark_start.tp_row == vb->vb_mark_end.tp_row)  in vtbuf_iscursor()
227 	sc = vb->vb_mark_start.tp_col;  in vtbuf_iscursor()
228 	sr = vb->vb_mark_start.tp_row;  in vtbuf_iscursor()
229 	ec = vb->vb_mark_end.tp_col;  in vtbuf_iscursor()
230 	er = vb->vb_mark_end.tp_row;  in vtbuf_iscursor()
237 	sz = vb->vb_history_size;  in vtbuf_iscursor()
239 	row = vtbuf_wth(vb, row);  in vtbuf_iscursor()
256 vtbuf_lock(struct vt_buf *vb)  in vtbuf_lock()  argument
259 	VTBUF_LOCK(vb);  in vtbuf_lock()
263 vtbuf_unlock(struct vt_buf *vb)  in vtbuf_unlock()  argument
266 	VTBUF_UNLOCK(vb);  in vtbuf_unlock()
270 vtbuf_dirty(struct vt_buf *vb, const term_rect_t *area)  in vtbuf_dirty()  argument
273 	if (vb->vb_dirtyrect.tr_begin.tp_row > area->tr_begin.tp_row)  in vtbuf_dirty()
274 		vb->vb_dirtyrect.tr_begin.tp_row = area->tr_begin.tp_row;  in vtbuf_dirty()
275 	if (vb->vb_dirtyrect.tr_begin.tp_col > area->tr_begin.tp_col)  in vtbuf_dirty()
276 		vb->vb_dirtyrect.tr_begin.tp_col = area->tr_begin.tp_col;  in vtbuf_dirty()
277 	if (vb->vb_dirtyrect.tr_end.tp_row < area->tr_end.tp_row)  in vtbuf_dirty()
278 		vb->vb_dirtyrect.tr_end.tp_row = area->tr_end.tp_row;  in vtbuf_dirty()
279 	if (vb->vb_dirtyrect.tr_end.tp_col < area->tr_end.tp_col)  in vtbuf_dirty()
280 		vb->vb_dirtyrect.tr_end.tp_col = area->tr_end.tp_col;  in vtbuf_dirty()
284 vtbuf_dirty_cell(struct vt_buf *vb, const term_pos_t *p)  in vtbuf_dirty_cell()  argument
291 	vtbuf_dirty(vb, &area);  in vtbuf_dirty_cell()
295 vtbuf_make_undirty(struct vt_buf *vb)  in vtbuf_make_undirty()  argument
298 	vb->vb_dirtyrect.tr_begin = vb->vb_scr_size;  in vtbuf_make_undirty()
299 	vb->vb_dirtyrect.tr_end.tp_row = vb->vb_dirtyrect.tr_end.tp_col = 0;  in vtbuf_make_undirty()
303 vtbuf_undirty(struct vt_buf *vb, term_rect_t *r)  in vtbuf_undirty()  argument
306 	*r = vb->vb_dirtyrect;  in vtbuf_undirty()
307 	vtbuf_make_undirty(vb);  in vtbuf_undirty()
311 vtbuf_copy(struct vt_buf *vb, const term_rect_t *r, const term_pos_t *p2)  in vtbuf_copy()  argument
318 	KASSERT(r->tr_begin.tp_row < vb->vb_scr_size.tp_row,  in vtbuf_copy()
320 		r->tr_begin.tp_row, vb->vb_scr_size.tp_row));  in vtbuf_copy()
321 	KASSERT(r->tr_begin.tp_col < vb->vb_scr_size.tp_col,  in vtbuf_copy()
323 		r->tr_begin.tp_col, vb->vb_scr_size.tp_col));  in vtbuf_copy()
325 	KASSERT(r->tr_end.tp_row <= vb->vb_scr_size.tp_row,  in vtbuf_copy()
327 		r->tr_end.tp_row, vb->vb_scr_size.tp_row));  in vtbuf_copy()
328 	KASSERT(r->tr_end.tp_col <= vb->vb_scr_size.tp_col,  in vtbuf_copy()
330 		r->tr_end.tp_col, vb->vb_scr_size.tp_col));  in vtbuf_copy()
332 	KASSERT(p2->tp_row < vb->vb_scr_size.tp_row,  in vtbuf_copy()
334 		p2->tp_row, vb->vb_scr_size.tp_row));  in vtbuf_copy()
335 	KASSERT(p2->tp_col < vb->vb_scr_size.tp_col,  in vtbuf_copy()
337 		p2->tp_col, vb->vb_scr_size.tp_col));  in vtbuf_copy()
343 	    r->tr_end.tp_col == vb->vb_scr_size.tp_col && /* Full row. */  in vtbuf_copy()
344 	    (rows + rdiff) == vb->vb_scr_size.tp_row && /* Whole screen. */  in vtbuf_copy()
346 		vthistory_addlines(vb, rdiff);  in vtbuf_copy()
352 			    &VTBUF_FIELD(vb, p2->tp_row + pr, p2->tp_col),  in vtbuf_copy()
353 			    &VTBUF_FIELD(vb, p1->tp_row + pr, p1->tp_col),  in vtbuf_copy()
359 			    &VTBUF_FIELD(vb, p2->tp_row + pr, p2->tp_col),  in vtbuf_copy()
360 			    &VTBUF_FIELD(vb, p1->tp_row + pr, p1->tp_col),  in vtbuf_copy()
365 	area.tr_end.tp_row = MIN(p2->tp_row + rows, vb->vb_scr_size.tp_row);  in vtbuf_copy()
366 	area.tr_end.tp_col = MIN(p2->tp_col + cols, vb->vb_scr_size.tp_col);  in vtbuf_copy()
367 	vtbuf_dirty(vb, &area);  in vtbuf_copy()
371 vtbuf_do_fill(struct vt_buf *vb, const term_rect_t *r, term_char_t c)  in vtbuf_do_fill()  argument
377 		row = vb->vb_rows[(vb->vb_curroffset + pr) %  in vtbuf_do_fill()
378 		    VTBUF_MAX_HEIGHT(vb)];  in vtbuf_do_fill()
386 vtbuf_fill(struct vt_buf *vb, const term_rect_t *r, term_char_t c)  in vtbuf_fill()  argument
389 	KASSERT(r->tr_begin.tp_row < vb->vb_scr_size.tp_row,  in vtbuf_fill()
391 		r->tr_begin.tp_row, vb->vb_scr_size.tp_row));  in vtbuf_fill()
392 	KASSERT(r->tr_begin.tp_col < vb->vb_scr_size.tp_col,  in vtbuf_fill()
394 		r->tr_begin.tp_col, vb->vb_scr_size.tp_col));  in vtbuf_fill()
396 	KASSERT(r->tr_end.tp_row <= vb->vb_scr_size.tp_row,  in vtbuf_fill()
398 		r->tr_end.tp_row, vb->vb_scr_size.tp_row));  in vtbuf_fill()
399 	KASSERT(r->tr_end.tp_col <= vb->vb_scr_size.tp_col,  in vtbuf_fill()
401 		r->tr_end.tp_col, vb->vb_scr_size.tp_col));  in vtbuf_fill()
403 	vtbuf_do_fill(vb, r, c);  in vtbuf_fill()
404 	vtbuf_dirty(vb, r);  in vtbuf_fill()
408 vtbuf_init_rows(struct vt_buf *vb)  in vtbuf_init_rows()  argument
412 	vb->vb_history_size = MAX(vb->vb_history_size, vb->vb_scr_size.tp_row);  in vtbuf_init_rows()
414 	for (r = 0; r < vb->vb_history_size; r++)  in vtbuf_init_rows()
415 		vb->vb_rows[r] = &vb->vb_buffer[r * vb->vb_scr_size.tp_col];  in vtbuf_init_rows()
419 vtbuf_do_clearhistory(struct vt_buf *vb)  in vtbuf_do_clearhistory()  argument
425 	a = teken_get_curattr(&vb->vb_terminal->tm_emulator);  in vtbuf_do_clearhistory()
429 	rect.tr_end.tp_col = vb->vb_scr_size.tp_col;  in vtbuf_do_clearhistory()
430 	rect.tr_end.tp_row = vb->vb_history_size;  in vtbuf_do_clearhistory()
432 	vtbuf_do_fill(vb, &rect, VTBUF_SPACE_CHAR(ch));  in vtbuf_do_clearhistory()
436 vtbuf_reset_scrollback(struct vt_buf *vb)  in vtbuf_reset_scrollback()  argument
438 	vb->vb_roffset = 0;  in vtbuf_reset_scrollback()
439 	vb->vb_curroffset = 0;  in vtbuf_reset_scrollback()
440 	vb->vb_mark_start.tp_row = 0;  in vtbuf_reset_scrollback()
441 	vb->vb_mark_start.tp_col = 0;  in vtbuf_reset_scrollback()
442 	vb->vb_mark_end.tp_row = 0;  in vtbuf_reset_scrollback()
443 	vb->vb_mark_end.tp_col = 0;  in vtbuf_reset_scrollback()
447 vtbuf_init_early(struct vt_buf *vb)  in vtbuf_init_early()  argument
449 	vb->vb_flags |= VBF_CURSOR;  in vtbuf_init_early()
450 	vtbuf_reset_scrollback(vb);  in vtbuf_init_early()
451 	vtbuf_init_rows(vb);  in vtbuf_init_early()
452 	vtbuf_do_clearhistory(vb);  in vtbuf_init_early()
453 	vtbuf_make_undirty(vb);  in vtbuf_init_early()
454 	if ((vb->vb_flags & VBF_MTX_INIT) == 0) {  in vtbuf_init_early()
455 		mtx_init(&vb->vb_lock, "vtbuf", NULL, MTX_SPIN);  in vtbuf_init_early()
456 		vb->vb_flags |= VBF_MTX_INIT;  in vtbuf_init_early()
461 vtbuf_init(struct vt_buf *vb, const term_pos_t *p)  in vtbuf_init()  argument
465 	vb->vb_scr_size = *p;  in vtbuf_init()
466 	vb->vb_history_size = VBF_DEFAULT_HISTORY_SIZE;  in vtbuf_init()
468 	if ((vb->vb_flags & VBF_STATIC) == 0) {  in vtbuf_init()
469 		sz = vb->vb_history_size * p->tp_col * sizeof(term_char_t);  in vtbuf_init()
470 		vb->vb_buffer = malloc(sz, M_VTBUF, M_WAITOK | M_ZERO);  in vtbuf_init()
472 		sz = vb->vb_history_size * sizeof(term_char_t *);  in vtbuf_init()
473 		vb->vb_rows = malloc(sz, M_VTBUF, M_WAITOK | M_ZERO);  in vtbuf_init()
476 	vtbuf_init_early(vb);  in vtbuf_init()
480 vtbuf_clearhistory(struct vt_buf *vb)  in vtbuf_clearhistory()  argument
482 	VTBUF_LOCK(vb);  in vtbuf_clearhistory()
483 	vtbuf_do_clearhistory(vb);  in vtbuf_clearhistory()
484 	vtbuf_reset_scrollback(vb);  in vtbuf_clearhistory()
485 	vb->vb_flags &= ~VBF_HISTORY_FULL;  in vtbuf_clearhistory()
486 	VTBUF_UNLOCK(vb);  in vtbuf_clearhistory()
490 vtbuf_sethistory_size(struct vt_buf *vb, unsigned int size)  in vtbuf_sethistory_size()  argument
495 	p.tp_row = vb->vb_scr_size.tp_row;  in vtbuf_sethistory_size()
496 	p.tp_col = vb->vb_scr_size.tp_col;  in vtbuf_sethistory_size()
497 	vtbuf_grow(vb, &p, size);  in vtbuf_sethistory_size()
501 vtbuf_grow(struct vt_buf *vb, const term_pos_t *p, unsigned int history_size)  in vtbuf_grow()  argument
510 	a = teken_get_curattr(&vb->vb_terminal->tm_emulator);  in vtbuf_grow()
522 	VTBUF_LOCK(vb);  in vtbuf_grow()
523 	old = vb->vb_flags & VBF_STATIC ? NULL : vb->vb_buffer;  in vtbuf_grow()
524 	oldrows = vb->vb_flags & VBF_STATIC ? NULL : vb->vb_rows;  in vtbuf_grow()
525 	copyrows = vb->vb_rows;  in vtbuf_grow()
527 	w = vb->vb_scr_size.tp_col;  in vtbuf_grow()
528 	h = vb->vb_scr_size.tp_row;  in vtbuf_grow()
529 	old_history_size = vb->vb_history_size;  in vtbuf_grow()
530 	history_full = vb->vb_flags & VBF_HISTORY_FULL ||  in vtbuf_grow()
531 	    vb->vb_curroffset + h >= history_size;  in vtbuf_grow()
533 	vb->vb_history_size = history_size;  in vtbuf_grow()
534 	vb->vb_buffer = new;  in vtbuf_grow()
535 	vb->vb_rows = rows;  in vtbuf_grow()
536 	vb->vb_flags &= ~VBF_STATIC;  in vtbuf_grow()
537 	vb->vb_scr_size = *p;  in vtbuf_grow()
538 	vtbuf_init_rows(vb);  in vtbuf_grow()
558 				    (vb->vb_curroffset + h + r) %  in vtbuf_grow()
590 		vb->vb_flags &= ~VBF_HISTORY_FULL;  in vtbuf_grow()
603 			vb->vb_curroffset = old_history_size - h;  in vtbuf_grow()
620 				    (vb->vb_curroffset + h + r +  in vtbuf_grow()
640 			vb->vb_curroffset = history_size - h;  in vtbuf_grow()
641 			vb->vb_flags |= VBF_HISTORY_FULL;  in vtbuf_grow()
645 	vb->vb_roffset = vb->vb_curroffset;  in vtbuf_grow()
648 	if (vb->vb_cursor.tp_col > p->tp_col - 1)  in vtbuf_grow()
653 		vb->vb_cursor.tp_col = p->tp_col - 1;  in vtbuf_grow()
655 	if (vb->vb_curroffset > 0 || vb->vb_cursor.tp_row > p->tp_row - 1)  in vtbuf_grow()
657 		vb->vb_cursor.tp_row = p->tp_row - 1;  in vtbuf_grow()
659 	VTBUF_UNLOCK(vb);  in vtbuf_grow()
667 vtbuf_putchar(struct vt_buf *vb, const term_pos_t *p, term_char_t c)  in vtbuf_putchar()  argument
671 	KASSERT(p->tp_row < vb->vb_scr_size.tp_row,  in vtbuf_putchar()
673 		p->tp_row, vb->vb_scr_size.tp_row));  in vtbuf_putchar()
674 	KASSERT(p->tp_col < vb->vb_scr_size.tp_col,  in vtbuf_putchar()
676 		p->tp_col, vb->vb_scr_size.tp_col));  in vtbuf_putchar()
678 	row = vb->vb_rows[(vb->vb_curroffset + p->tp_row) %  in vtbuf_putchar()
679 	    VTBUF_MAX_HEIGHT(vb)];  in vtbuf_putchar()
682 		vtbuf_dirty_cell(vb, p);  in vtbuf_putchar()
687 vtbuf_cursor_position(struct vt_buf *vb, const term_pos_t *p)  in vtbuf_cursor_position()  argument
689 	if (vb->vb_flags & VBF_CURSOR) {  in vtbuf_cursor_position()
690 		vtbuf_dirty_cell(vb, &vb->vb_cursor);  in vtbuf_cursor_position()
691 		vb->vb_cursor = *p;  in vtbuf_cursor_position()
692 		vtbuf_dirty_cell(vb, &vb->vb_cursor);  in vtbuf_cursor_position()
694 		vb->vb_cursor = *p;  in vtbuf_cursor_position()
700 vtbuf_flush_mark(struct vt_buf *vb)  in vtbuf_flush_mark()  argument
706 	if ((vb->vb_mark_start.tp_col != vb->vb_mark_end.tp_col) ||  in vtbuf_flush_mark()
707 	    (vb->vb_mark_start.tp_row != vb->vb_mark_end.tp_row)) {  in vtbuf_flush_mark()
708 		s = vtbuf_htw(vb, vb->vb_mark_start.tp_row);  in vtbuf_flush_mark()
709 		e = vtbuf_htw(vb, vb->vb_mark_end.tp_row);  in vtbuf_flush_mark()
714 		area.tr_end.tp_col = vb->vb_scr_size.tp_col;  in vtbuf_flush_mark()
717 		VTBUF_LOCK(vb);  in vtbuf_flush_mark()
718 		vtbuf_dirty(vb, &area);  in vtbuf_flush_mark()
719 		VTBUF_UNLOCK(vb);  in vtbuf_flush_mark()
724 vtbuf_get_marked_len(struct vt_buf *vb)  in vtbuf_get_marked_len()  argument
730 	if (POS_INDEX(vtbuf_htw(vb, vb->vb_mark_start.tp_row),  in vtbuf_get_marked_len()
731 	    vb->vb_mark_start.tp_col) >  in vtbuf_get_marked_len()
732 	    POS_INDEX(vtbuf_htw(vb, vb->vb_mark_end.tp_row),  in vtbuf_get_marked_len()
733 	    vb->vb_mark_end.tp_col)) {  in vtbuf_get_marked_len()
734 		POS_COPY(e, vb->vb_mark_start);  in vtbuf_get_marked_len()
735 		POS_COPY(s, vb->vb_mark_end);  in vtbuf_get_marked_len()
737 		POS_COPY(s, vb->vb_mark_start);  in vtbuf_get_marked_len()
738 		POS_COPY(e, vb->vb_mark_end);  in vtbuf_get_marked_len()
741 	si = s.tp_row * vb->vb_scr_size.tp_col + s.tp_col;  in vtbuf_get_marked_len()
742 	ei = e.tp_row * vb->vb_scr_size.tp_col + e.tp_col;  in vtbuf_get_marked_len()
751 vtbuf_extract_marked(struct vt_buf *vb, term_char_t *buf, int sz)  in vtbuf_extract_marked()  argument
757 	if (POS_INDEX(vtbuf_htw(vb, vb->vb_mark_start.tp_row),  in vtbuf_extract_marked()
758 	    vb->vb_mark_start.tp_col) >  in vtbuf_extract_marked()
759 	    POS_INDEX(vtbuf_htw(vb, vb->vb_mark_end.tp_row),  in vtbuf_extract_marked()
760 	    vb->vb_mark_end.tp_col)) {  in vtbuf_extract_marked()
761 		POS_COPY(e, vb->vb_mark_start);  in vtbuf_extract_marked()
762 		POS_COPY(s, vb->vb_mark_end);  in vtbuf_extract_marked()
764 		POS_COPY(s, vb->vb_mark_start);  in vtbuf_extract_marked()
765 		POS_COPY(e, vb->vb_mark_end);  in vtbuf_extract_marked()
771 		ce = (r == e.tp_row)?e.tp_col:vb->vb_scr_size.tp_col;  in vtbuf_extract_marked()
773 			buf[i++] = vb->vb_rows[r][c];  in vtbuf_extract_marked()
784 vtbuf_set_mark(struct vt_buf *vb, int type, int col, int row)  in vtbuf_set_mark()  argument
791 		if (vb->vb_mark_last != VTB_MARK_MOVE)  in vtbuf_set_mark()
796 		vtbuf_flush_mark(vb); /* Clean old mark. */  in vtbuf_set_mark()
797 		vb->vb_mark_end.tp_col = col;  in vtbuf_set_mark()
798 		vb->vb_mark_end.tp_row = vtbuf_wth(vb, row);  in vtbuf_set_mark()
801 		vtbuf_flush_mark(vb); /* Clean old mark. */  in vtbuf_set_mark()
802 		vb->vb_mark_start.tp_col = col;  in vtbuf_set_mark()
803 		vb->vb_mark_start.tp_row = vtbuf_wth(vb, row);  in vtbuf_set_mark()
805 		vb->vb_mark_end.tp_col = col;  in vtbuf_set_mark()
806 		vb->vb_mark_end.tp_row = vtbuf_wth(vb, row);  in vtbuf_set_mark()
809 		vtbuf_flush_mark(vb); /* Clean old mark. */  in vtbuf_set_mark()
810 		vb->vb_mark_start.tp_row = vb->vb_mark_end.tp_row =  in vtbuf_set_mark()
811 		    vtbuf_wth(vb, row);  in vtbuf_set_mark()
812 		r = vb->vb_rows[vb->vb_mark_start.tp_row];  in vtbuf_set_mark()
815 				vb->vb_mark_start.tp_col = i + 1;  in vtbuf_set_mark()
821 			vb->vb_mark_start.tp_col = 0;  in vtbuf_set_mark()
822 		for (i = col; i < vb->vb_scr_size.tp_col; i++) {  in vtbuf_set_mark()
824 				vb->vb_mark_end.tp_col = i;  in vtbuf_set_mark()
829 		if (i == vb->vb_scr_size.tp_col)  in vtbuf_set_mark()
830 			vb->vb_mark_end.tp_col = i;  in vtbuf_set_mark()
832 		if (vb->vb_mark_start.tp_col > vb->vb_mark_end.tp_col)  in vtbuf_set_mark()
833 			vb->vb_mark_start.tp_col = vb->vb_mark_end.tp_col;  in vtbuf_set_mark()
836 		vtbuf_flush_mark(vb); /* Clean old mark. */  in vtbuf_set_mark()
837 		vb->vb_mark_start.tp_col = 0;  in vtbuf_set_mark()
838 		vb->vb_mark_end.tp_col = vb->vb_scr_size.tp_col;  in vtbuf_set_mark()
839 		vb->vb_mark_start.tp_row = vb->vb_mark_end.tp_row =  in vtbuf_set_mark()
840 		    vtbuf_wth(vb, row);  in vtbuf_set_mark()
843 		vb->vb_mark_last = type;  in vtbuf_set_mark()
850 	vb->vb_mark_last = type;  in vtbuf_set_mark()
852 	vtbuf_flush_mark(vb);  in vtbuf_set_mark()
858 vtbuf_cursor_visibility(struct vt_buf *vb, int yes)  in vtbuf_cursor_visibility()  argument
862 	oflags = vb->vb_flags;  in vtbuf_cursor_visibility()
864 		vb->vb_flags |= VBF_CURSOR;  in vtbuf_cursor_visibility()
866 		vb->vb_flags &= ~VBF_CURSOR;  in vtbuf_cursor_visibility()
867 	nflags = vb->vb_flags;  in vtbuf_cursor_visibility()
870 		vtbuf_dirty_cell(vb, &vb->vb_cursor);  in vtbuf_cursor_visibility()
874 vtbuf_scroll_mode(struct vt_buf *vb, int yes)  in vtbuf_scroll_mode()  argument
878 	VTBUF_LOCK(vb);  in vtbuf_scroll_mode()
879 	oflags = vb->vb_flags;  in vtbuf_scroll_mode()
881 		vb->vb_flags |= VBF_SCROLL;  in vtbuf_scroll_mode()
883 		vb->vb_flags &= ~VBF_SCROLL;  in vtbuf_scroll_mode()
884 	nflags = vb->vb_flags;  in vtbuf_scroll_mode()
887 		vtbuf_dirty_cell(vb, &vb->vb_cursor);  in vtbuf_scroll_mode()
888 	VTBUF_UNLOCK(vb);  in vtbuf_scroll_mode()