xref: /xsrc/external/mit/xorg-server.old/dist/hw/kdrive/fbdev/fbdev.h

/*
 * Copyright � 1999 Keith Packard
 *
 * Permission to use, copy, modify, distribute, and sell this software and its
 * documentation for any purpose is hereby granted without fee, provided that
 * the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of Keith Packard not be used in
 * advertising or publicity pertaining to distribution of the software without
 * specific, written prior permission.  Keith Packard makes no
 * representations about the suitability of this software for any purpose.  It
 * is provided "as is" without express or implied warranty.
 *
 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef _FBDEV_H_
#define _FBDEV_H_
#include <stdio.h>
#include <linux/fb.h>
#include <unistd.h>
#include <sys/mman.h>
#include "kdrive.h"

#ifdef RANDR
#include "randrstr.h"
#endif

typedef struct _fbdevPriv {
    struct fb_var_screeninfo	var;
    struct fb_fix_screeninfo	fix;
    __u16			red[256];
    __u16			green[256];
    __u16			blue[256];
    int				fd;
    char			*fb;
    char			*fb_base;
} FbdevPriv;

typedef struct _fbdevScrPriv {
    Rotation			randr;
    Bool			shadow;
} FbdevScrPriv;

extern KdCardFuncs  fbdevFuncs;
extern char*        fbdevDevicePath;

Bool
fbdevCardInit (KdCardInfo *card);

Bool
fbdevScreenInit (KdScreenInfo *screen);

Bool
fbdevInitScreen (ScreenPtr pScreen);

Bool
fbdevFinishInitScreen (ScreenPtr pScreen);

Bool
fbdevCreateResources (ScreenPtr pScreen);

void
fbdevPreserve (KdCardInfo *card);

Bool
fbdevEnable (ScreenPtr pScreen);

Bool
fbdevDPMS (ScreenPtr pScreen, int mode);

void
fbdevDisable (ScreenPtr pScreen);

void
fbdevRestore (KdCardInfo *card);

void
fbdevScreenFini (KdScreenInfo *screen);

void
fbdevCardFini (KdCardInfo *card);

void
fbdevGetColors (ScreenPtr pScreen, int n, xColorItem *pdefs);

void
fbdevPutColors (ScreenPtr pScreen, int n, xColorItem *pdefs);

Bool
fbdevMapFramebuffer (KdScreenInfo *screen);

#endif /* _FBDEV_H_ */