/*
    Copyright (C) 2012, Aaron Lindsay <aaron@aclindsay.com>

    This file is part of Aedrix.

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License along
    with this program; if not, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef FRAMEBUFFER_H
#define FRAMEBUFFER_H

// 1, 2, and 4 bit color are currently unsupported
//#define FB_COLOR_DEPTH_1  1
//#define FB_COLOR_DEPTH_2  2
//#define FB_COLOR_DEPTH_4  4
#define FB_COLOR_DEPTH_8  8
#define FB_COLOR_DEPTH_16 16
#define FB_COLOR_DEPTH_24 24

struct fbdev {
	unsigned int pixelwidth, pixelheight;
	unsigned int color_depth;
	void *fbaddr; //start address of the frame buffer in memory
	void *device_ptr; //passed into device
};

struct fb {
	unsigned int width, height;
	unsigned int color_depth;
	struct fbdev *device;
};

int fb_write_pixel(struct fb *f, unsigned int x, unsigned int y, unsigned int r, unsigned int g, unsigned int b);

#endif /* FRAMEBUFFER_H */