2 * This file is part of the coreboot project.
4 * Copyright (C) 2007-2009 Luc Verhaegen <libv@skynet.be>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #define VGA_FB 0xB8000
25 #define VGA_FB_SIZE 0x4000 /* char + attr = word sized so 0x8000 / 2 */
26 #define VGA_COLUMNS 80
31 void vga_io_init(void);
33 void vga_textmode_init(void);
35 void vga_cursor_enable(int enable);
36 void vga_cursor_reset(void);
37 void vga_cursor_set(unsigned int line, unsigned int character);
39 void vga_frame_set(unsigned int line, unsigned int character);
41 void vga_line_write(unsigned int line, const char *string);
43 #endif /* CONFIG_VGA */