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/*
(c) Copyright 2001-2009 The world wide DirectFB Open Source Community (directfb.org)
(c) Copyright 2000-2004 Convergence (integrated media) GmbH
All rights reserved.
Written by Denis Oliver Kropp <dok@directfb.org>,
Andreas Hundt <andi@fischlustig.de>,
Sven Neumann <neo@directfb.org>,
Ville Syrjälä <syrjala@sci.fi> and
Claudio Ciccani <klan@users.sf.net>.
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 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef __CORE__FBDEV_H__
#define __CORE__FBDEV_H__
#include <asm/types.h> /* Needs to be included before dfb_types.h */
#include <core/coretypes.h>
#include <core/layers_internal.h>
#include <core/system.h>
#include <fusion/call.h>
#include <fusion/reactor.h>
#include "agp.h"
#include "fb.h"
#include "surfacemanager.h"
#include "vt.h"
#ifndef FBIO_WAITFORVSYNC
#define FBIO_WAITFORVSYNC _IOW('F', 0x20, u_int32_t)
#endif
typedef struct {
/* fbdev fixed screeninfo, contains infos about memory and type of card */
struct fb_fix_screeninfo fix;
VideoMode *modes; /* linked list of valid
video modes */
VideoMode current_mode; /* current video mode */
struct fb_var_screeninfo current_var; /* fbdev variable screeninfo
set by DirectFB */
struct fb_var_screeninfo orig_var; /* fbdev variable screeninfo
before DirectFB was started */
void *orig_cmap_memory;
void *temp_cmap_memory;
void *current_cmap_memory;
struct fb_cmap orig_cmap; /* original palette */
struct fb_cmap current_cmap; /* our copy of the cmap */
struct fb_cmap temp_cmap; /* scratch */
FusionCall fbdev_ioctl; /* ioctl rpc */
unsigned long page_mask; /* PAGE_SIZE - 1 */
CoreSurfacePool *pool;
struct {
int bus;
int dev;
int func;
} pci; /* PCI Bus ID of graphics device */
struct {
unsigned short vendor; /* Graphics device vendor id */
unsigned short model; /* Graphics device model id */
} device;
AGPShared *agp;
FusionSHMPoolShared *shmpool;
FusionSHMPoolShared *shmpool_data;
CoreLayerRegionConfig config;
SurfaceManager *manager;
} FBDevShared;
typedef struct {
FBDevShared *shared;
CoreDFB *core;
/* virtual framebuffer address */
void *framebuffer_base;
int fd; /* file descriptor for /dev/fb */
VirtualTerminal *vt;
AGPDevice *agp;
} FBDev;
/*
* core init function, opens /dev/fb, get fbdev screeninfo
* disables font acceleration, reads mode list
*/
DFBResult dfb_fbdev_initialize( void );
DFBResult dfb_fbdev_join( void );
/*
* deinitializes DirectFB fbdev stuff and restores fbdev settings
*/
DFBResult dfb_fbdev_shutdown( bool emergency );
DFBResult dfb_fbdev_leave ( bool emergency );
const VideoMode *dfb_fbdev_find_mode( int width,
int height );
DFBResult dfb_fbdev_test_mode ( const VideoMode *mode,
const CoreLayerRegionConfig *config );
DFBResult dfb_fbdev_test_mode_simple( const VideoMode *mode );
DFBResult dfb_fbdev_set_mode ( const VideoMode *mode,
CoreSurface *surface,
unsigned int xoffset,
unsigned int yoffset );
#endif
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