1/*
2    SDL - Simple DirectMedia Layer
3    Copyright (C) 1997-2012 Sam Lantinga
4
5    This library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9
10    This library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14
15    You should have received a copy of the GNU Lesser General Public
16    License along with this library; if not, write to the Free Software
17    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
18
19    Sam Lantinga
20    slouken@libsdl.org
21*/
22#include "SDL_config.h"
23
24#ifndef _SDL_gsvideo_h
25#define _SDL_gsvideo_h
26
27#include <sys/types.h>
28#include <termios.h>
29#include <linux/ps2/dev.h>
30#include <linux/ps2/gs.h>
31
32#include "SDL_mouse.h"
33#include "SDL_mutex.h"
34#include "../SDL_sysvideo.h"
35
36/* Hidden "this" pointer for the video functions */
37#define _THIS	SDL_VideoDevice *this
38
39
40/* Private display data */
41struct SDL_PrivateVideoData {
42	/* Gotta love that simple PS2 graphics interface. :) */
43	int console_fd;
44	int memory_fd;
45	struct ps2_screeninfo saved_vinfo;
46
47	/* Ye olde linux keyboard code */
48	int current_vt;
49	int saved_vt;
50	int keyboard_fd;
51	int saved_kbd_mode;
52	struct termios saved_kbd_termios;
53
54	/* Ye olde linux mouse code */
55	int mouse_fd;
56	int cursor_drawn;
57
58	/* The memory mapped DMA area and associated variables */
59	caddr_t mapped_mem;
60	int pixels_len;
61	int mapped_len;
62	struct ps2_image screen_image;
63	int screen_image_size;
64	unsigned long long *head_tags_mem;
65	unsigned long long *image_tags_mem;
66	unsigned long long *tex_tags_mem;
67	unsigned long long *scale_tags_mem;
68	int dma_pending;
69};
70/* Old variable names */
71#define console_fd		(this->hidden->console_fd)
72#define memory_fd		(this->hidden->memory_fd)
73#define saved_vinfo		(this->hidden->saved_vinfo)
74#define current_vt		(this->hidden->current_vt)
75#define saved_vt		(this->hidden->saved_vt)
76#define keyboard_fd		(this->hidden->keyboard_fd)
77#define saved_kbd_mode		(this->hidden->saved_kbd_mode)
78#define saved_kbd_termios	(this->hidden->saved_kbd_termios)
79#define mouse_fd		(this->hidden->mouse_fd)
80#define cursor_drawn		(this->hidden->cursor_drawn)
81#define mapped_mem		(this->hidden->mapped_mem)
82#define pixels_len		(this->hidden->pixels_len)
83#define mapped_len		(this->hidden->mapped_len)
84#define screen_image		(this->hidden->screen_image)
85#define screen_image_size	(this->hidden->screen_image_size)
86#define head_tags_mem		(this->hidden->head_tags_mem)
87#define image_tags_mem		(this->hidden->image_tags_mem)
88#define tex_tags_mem		(this->hidden->tex_tags_mem)
89#define scale_tags_mem		(this->hidden->scale_tags_mem)
90#define dma_pending		(this->hidden->dma_pending)
91
92/* Shared between the mouse and video code for screen update scaling */
93extern int scaleimage_nonblock(int fd,
94                               unsigned long long *tm, unsigned long long *sm);
95#endif /* _SDL_gsvideo_h */
96