270 	if (vb->vb_dirtyrect.tr_begin.tp_row > area->tr_begin.tp_row)  in vtbuf_dirty()
271 		vb->vb_dirtyrect.tr_begin.tp_row = area->tr_begin.tp_row;  in vtbuf_dirty()
272 	if (vb->vb_dirtyrect.tr_begin.tp_col > area->tr_begin.tp_col)  in vtbuf_dirty()
273 		vb->vb_dirtyrect.tr_begin.tp_col = area->tr_begin.tp_col;  in vtbuf_dirty()
285 	area.tr_begin = *p;  in vtbuf_dirty_cell()
295 	vb->vb_dirtyrect.tr_begin = vb->vb_scr_size;  in vtbuf_make_undirty()
310 	const term_pos_t *p1 = &r->tr_begin;  in vtbuf_copy()
315 	KASSERT(r->tr_begin.tp_row < vb->vb_scr_size.tp_row,  in vtbuf_copy()
317 		r->tr_begin.tp_row, vb->vb_scr_size.tp_row));  in vtbuf_copy()
318 	KASSERT(r->tr_begin.tp_col < vb->vb_scr_size.tp_col,  in vtbuf_copy()
320 		r->tr_begin.tp_col, vb->vb_scr_size.tp_col));  in vtbuf_copy()
336 	rows = r->tr_end.tp_row - r->tr_begin.tp_row;  in vtbuf_copy()
337 	rdiff = r->tr_begin.tp_row - p2->tp_row;  in vtbuf_copy()
338 	cols = r->tr_end.tp_col - r->tr_begin.tp_col;  in vtbuf_copy()
339 	if (r->tr_begin.tp_row > p2->tp_row && r->tr_begin.tp_col == 0 &&  in vtbuf_copy()
361 	area.tr_begin = *p2;  in vtbuf_copy()
373 	for (pr = r->tr_begin.tp_row; pr < r->tr_end.tp_row; pr++) {  in vtbuf_do_fill()
376 		for (pc = r->tr_begin.tp_col; pc < r->tr_end.tp_col; pc++) {  in vtbuf_do_fill()
386 	KASSERT(r->tr_begin.tp_row < vb->vb_scr_size.tp_row,  in vtbuf_fill()
388 		r->tr_begin.tp_row, vb->vb_scr_size.tp_row));  in vtbuf_fill()
389 	KASSERT(r->tr_begin.tp_col < vb->vb_scr_size.tp_col,  in vtbuf_fill()
391 		r->tr_begin.tp_col, vb->vb_scr_size.tp_col));  in vtbuf_fill()
425 	rect.tr_begin.tp_row = rect.tr_begin.tp_col = 0;  in vtbuf_do_clearhistory()
708 		area.tr_begin.tp_col = 0;  in vtbuf_flush_mark()
709 		area.tr_begin.tp_row = MIN(s, e);  in vtbuf_flush_mark()