Cross Reference: /src/sys/dev/isa/ega.c

Lines Matching refs:scr
286 ega_selectfont(struct ega_config *vc, struct egascreen *scr, char *name1, char *name2)
289 	const struct wsscreen_descr *type = scr->pcs.type;
319 		if (scr != &ega_console_screen || ega_console_attached) {
328 		scr->fontset1 = f1;
329 		scr->fontset2 = f2;
336 ega_init_screen(struct ega_config *vc, struct egascreen *scr, const struct wsscreen_descr *type, int existing, long *attrp)
341 	scr->cfg = vc;
342 	scr->pcs.hdl = (struct pcdisplay_handle *)&vc->hdl;
343 	scr->pcs.type = type;
344 	scr->pcs.active = 0;
345 	scr->mindispoffset = 0;
346 	scr->maxdispoffset = 0x8000 - type->nrows * type->ncols * 2;
356 		scr->pcs.dispoffset = vga_6845_read(&vc->hdl, startadrh) << 9;
357 		scr->pcs.dispoffset |= vga_6845_read(&vc->hdl, startadrl) << 1;
360 		if (scr->pcs.dispoffset < scr->mindispoffset ||
361 		    scr->pcs.dispoffset > scr->maxdispoffset)
362 			scr->pcs.dispoffset = scr->mindispoffset;
365 		scr->pcs.dispoffset = scr->mindispoffset;
368 	scr->pcs.cursorrow = cpos / type->ncols;
369 	scr->pcs.cursorcol = cpos % type->ncols;
370 	pcdisplay_cursor_init(&scr->pcs, existing);
372 	res = ega_allocattr(scr, 0, 0, 0, attrp);
378 	scr->pcs.mem = NULL;
380 	scr->fontset1 = scr->fontset2 = 0;
381 	if (ega_selectfont(vc, scr, 0, 0)) {
382 		if (scr == &ega_console_screen)
389 	LIST_INSERT_HEAD(&vc->screens, scr, next);
532 	const struct wsscreen_descr *scr;
542 	scr = ega_console_dc.currenttype;
543 	ega_init_screen(&ega_console_dc, &ega_console_screen, scr, 1, &defattr);
548 	wsdisplay_cnattach(scr, &ega_console_screen,
586 	struct egascreen *scr;
598 	scr = malloc(sizeof(struct egascreen), M_DEVBUF, M_WAITOK);
599 	ega_init_screen(vc, scr, type, vc->nscreens == 0, defattrp);
602 		scr->pcs.active = 1;
603 		vc->active = scr;
606 		scr->pcs.mem = malloc(type->ncols * type->nrows * 2,
608 		pcdisplay_eraserows(&scr->pcs, 0, type->nrows, *defattrp);
611 	*cookiep = scr;
612 	*curxp = scr->pcs.cursorcol;
613 	*curyp = scr->pcs.cursorrow;
634 ega_setfont(struct ega_config *vc, struct egascreen *scr)
638 	fontslot1 = (scr->fontset1 ? scr->fontset1->slot : 0);
639 	fontslot2 = (scr->fontset2 ? scr->fontset2->slot : fontslot1);
651 	struct egascreen *scr = cookie, *oldscr;
652 	struct ega_config *vc = scr->cfg;
655 	if (scr == oldscr) {
675 	struct egascreen *scr, *oldscr;
679 	scr = vc->wantedscreen;
680 	if (!scr) {
685 	type = scr->pcs.type;
695 	if (scr == oldscr) {
699 	if (scr->pcs.active)
717 	ega_setfont(vc, scr);
720 	scr->pcs.dispoffset = scr->mindispoffset;
721 	if (!oldscr || (scr->pcs.dispoffset != oldscr->pcs.dispoffset)) {
722 		vga_6845_write(vh, startadrh, scr->pcs.dispoffset >> 9);
723 		vga_6845_write(vh, startadrl, scr->pcs.dispoffset >> 1);
727 				scr->pcs.dispoffset, scr->pcs.mem,
729 	scr->pcs.active = 1;
731 	vc->active = scr;
733 	pcdisplay_cursor(&scr->pcs, scr->pcs.cursoron,
734 			 scr->pcs.cursorrow, scr->pcs.cursorcol);
745 	struct egascreen *scr = cookie;
750 	if (scr) {
754 		res = ega_selectfont(vc, scr, data->name, name2);
756 			ega_setfont(vc, scr);
799 	struct egascreen *scr = id;
800 	struct ega_config *vc = scr->cfg;
835 	struct egascreen *scr = id;
836 	bus_space_tag_t memt = scr->pcs.hdl->ph_memt;
837 	bus_space_handle_t memh = scr->pcs.hdl->ph_memh;
838 	int ncols = scr->pcs.type->ncols;
844 	if (scr->pcs.active) {
845 		if (dstrow == 0 && (srcrow + nrows == scr->pcs.type->nrows)) {
847 			int cursoron = scr->pcs.cursoron;
850 				pcdisplay_cursor(&scr->pcs, 0,
851 				    scr->pcs.cursorrow, scr->pcs.cursorcol);
854 			if ((scr->pcs.dispoffset + srcrow * ncols * 2)
855 			    <= scr->maxdispoffset) {
856 				scr->pcs.dispoffset += srcrow * ncols * 2;
859 					scr->pcs.dispoffset + srcoff * 2,
860 					memh, scr->mindispoffset,
862 				scr->pcs.dispoffset = scr->mindispoffset;
864 			vga_6845_write(&scr->cfg->hdl, startadrh,
865 				       scr->pcs.dispoffset >> 9);
866 			vga_6845_write(&scr->cfg->hdl, startadrl,
867 				       scr->pcs.dispoffset >> 1);
870 				pcdisplay_cursor(&scr->pcs, 1,
871 				    scr->pcs.cursorrow, scr->pcs.cursorcol);
875 					scr->pcs.dispoffset + srcoff * 2,
876 					memh, scr->pcs.dispoffset + dstoff * 2,
880 		memcpy(&scr->pcs.mem[dstoff], &scr->pcs.mem[srcoff],
OpenGrok
