src/video/fbcon/SDL_fbvideo.h
changeset 0 74212992fb08
child 106 63ec24e0575f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/video/fbcon/SDL_fbvideo.h	Thu Apr 26 16:45:43 2001 +0000
@@ -0,0 +1,135 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@devolution.com
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id$";
+#endif
+
+#ifndef _SDL_fbvideo_h
+#define _SDL_fbvideo_h
+
+#include <sys/types.h>
+#include <termios.h>
+#include <linux/fb.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
+
+
+/* This is the structure we use to keep track of video memory */
+typedef struct vidmem_bucket {
+	struct vidmem_bucket *prev;
+	unsigned int used;
+	char *base;
+	unsigned int size;
+	struct vidmem_bucket *next;
+} vidmem_bucket;
+
+/* Information about the location of the surface in hardware memory */
+struct private_hwdata {
+	int x;
+	int y;
+};
+
+/* Private display data */
+struct SDL_PrivateVideoData {
+	int console_fd;
+	struct fb_var_screeninfo cache_vinfo;
+	struct fb_var_screeninfo saved_vinfo;
+	int saved_cmaplen;
+	__u16 *saved_cmap;
+
+	int current_vt;
+	int saved_vt;
+	int keyboard_fd;
+	int saved_kbd_mode;
+	struct termios saved_kbd_termios;
+
+	int mouse_fd;
+
+	char *mapped_mem;
+	int mapped_memlen;
+	int mapped_offset;
+	char *mapped_io;
+	long mapped_iolen;
+	int flip_page;
+	char *flip_address[2];
+
+#define NUM_MODELISTS	4		/* 8, 16, 24, and 32 bits-per-pixel */
+	int SDL_nummodes[NUM_MODELISTS];
+	SDL_Rect **SDL_modelist[NUM_MODELISTS];
+
+	vidmem_bucket surfaces;
+	int surfaces_memtotal;
+	int surfaces_memleft;
+
+	SDL_mutex *hw_lock;
+
+	void (*wait_vbl)(_THIS);
+};
+/* Old variable names */
+#define console_fd		(this->hidden->console_fd)
+#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 cache_vinfo		(this->hidden->cache_vinfo)
+#define saved_vinfo		(this->hidden->saved_vinfo)
+#define saved_cmaplen		(this->hidden->saved_cmaplen)
+#define saved_cmap		(this->hidden->saved_cmap)
+#define mapped_mem		(this->hidden->mapped_mem)
+#define mapped_memlen		(this->hidden->mapped_memlen)
+#define mapped_offset		(this->hidden->mapped_offset)
+#define mapped_io		(this->hidden->mapped_io)
+#define mapped_iolen		(this->hidden->mapped_iolen)
+#define flip_page		(this->hidden->flip_page)
+#define flip_address		(this->hidden->flip_address)
+#define SDL_nummodes		(this->hidden->SDL_nummodes)
+#define SDL_modelist		(this->hidden->SDL_modelist)
+#define surfaces		(this->hidden->surfaces)
+#define surfaces_memtotal	(this->hidden->surfaces_memtotal)
+#define surfaces_memleft	(this->hidden->surfaces_memleft)
+#define hw_lock			(this->hidden->hw_lock)
+#define wait_vbl		(this->hidden->wait_vbl)
+
+/* Accelerator types that are supported by the driver, but are not
+   necessarily in the kernel headers on the system we compile on.
+*/
+#ifndef FB_ACCEL_MATROX_MGAG400
+#define FB_ACCEL_MATROX_MGAG400	26	/* Matrox G400			*/
+#endif
+#ifndef FB_ACCEL_3DFX_BANSHEE
+#define FB_ACCEL_3DFX_BANSHEE	31	/* 3Dfx Banshee			*/
+#endif
+
+/* These functions are defined in SDL_fbvideo.c */
+extern void FB_SavePaletteTo(_THIS, int palette_len, __u16 *area);
+extern void FB_RestorePaletteFrom(_THIS, int palette_len, __u16 *area);
+
+#endif /* _SDL_fbvideo_h */