/*

    SDL - Simple DirectMedia Layer

    Copyright (C) 1997-2006 Sam Lantinga

    This library is free software; you can redistribute it and/or

    modify it under the terms of the GNU Lesser General Public

    License as published by the Free Software Foundation; either

    version 2.1 of the License, or (at your option) any later version.

    This library 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

    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public

    License along with this library; if not, write to the Free Software

    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga

    slouken@libsdl.org

*/

#include "SDL_config.h"

#ifndef _SDL_gsvideo_h

#define _SDL_gsvideo_h

#include <sys/types.h>

#include <termios.h>

#include <linux/ps2/dev.h>

#include <linux/ps2/gs.h>

#include "SDL_mouse.h"

#include "SDL_mutex.h"

#include "../SDL_sysvideo.h"

/* Hidden "this" pointer for the video functions */

#define _THIS	SDL_VideoDevice *this

/* Private display data */

struct SDL_PrivateVideoData {

	/* Gotta love that simple PS2 graphics interface. :) */

	int console_fd;

	int memory_fd;

	struct ps2_screeninfo saved_vinfo;

	/* Ye olde linux keyboard code */

	int current_vt;

	int saved_vt;

	int keyboard_fd;

	int saved_kbd_mode;

	struct termios saved_kbd_termios;

	/* Ye olde linux mouse code */

	int mouse_fd;

	int cursor_drawn;

	/* The memory mapped DMA area and associated variables */

	caddr_t mapped_mem;

	int pixels_len;

	int mapped_len;

	struct ps2_image screen_image;

	int screen_image_size;

	unsigned long long *head_tags_mem;

	unsigned long long *image_tags_mem;

	unsigned long long *tex_tags_mem;

	unsigned long long *scale_tags_mem;

	int dma_pending;

};

/* Old variable names */

#define console_fd		(this->hidden->console_fd)

#define memory_fd		(this->hidden->memory_fd)

#define saved_vinfo		(this->hidden->saved_vinfo)

#define current_vt		(this->hidden->current_vt)

#define saved_vt		(this->hidden->saved_vt)

#define keyboard_fd		(this->hidden->keyboard_fd)

#define saved_kbd_mode		(this->hidden->saved_kbd_mode)

#define saved_kbd_termios	(this->hidden->saved_kbd_termios)

#define mouse_fd		(this->hidden->mouse_fd)

#define cursor_drawn		(this->hidden->cursor_drawn)

#define mapped_mem		(this->hidden->mapped_mem)

#define pixels_len		(this->hidden->pixels_len)

#define mapped_len		(this->hidden->mapped_len)

#define screen_image		(this->hidden->screen_image)

#define screen_image_size	(this->hidden->screen_image_size)

#define head_tags_mem		(this->hidden->head_tags_mem)

#define image_tags_mem		(this->hidden->image_tags_mem)

#define tex_tags_mem		(this->hidden->tex_tags_mem)

#define scale_tags_mem		(this->hidden->scale_tags_mem)

#define dma_pending		(this->hidden->dma_pending)

/* Shared between the mouse and video code for screen update scaling */

extern int scaleimage_nonblock(int fd,

                               unsigned long long *tm, unsigned long long *sm);

#endif /* _SDL_gsvideo_h */