xref: /titanic_41/usr/src/uts/i86pc/boot/boot_vga.h (revision 6d24d8e5e4f6a2d14992d9392981d8a16d695aec)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _BOOT_VGA_H
27 #define	_BOOT_VGA_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 /*
32  * Interface to the bootstrap's internal VGA driver.
33  */
34 
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38 
39 #define	VGA_IO_WMR	0x3C8 /* vga io DAC write mode register */
40 #define	VGA_IO_DR	0x3C9 /* vga io DAC data register */
41 #define	VGA_IO_IS	0x3DA /* vga io input status register */
42 
43 #define	VGA_TEXT_COLS		80
44 #define	VGA_TEXT_ROWS		25
45 
46 extern void vga_setpos(int, int);
47 extern void vga_getpos(int *, int *);
48 extern void vga_clear(int);
49 extern void vga_scroll(int);
50 extern void vga_drawc(int, int);
51 extern void vga_cursor_display(void);
52 
53 #ifdef __cplusplus
54 }
55 #endif
56 
57 #endif /* _BOOT_VGA_H */
58