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