add missing include/fb.h

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

include/fb.h

@@ -0,0 +1,89 @@
+#ifndef __FB_H
+#define __FB_H
+
+#include <ioctl.h>
+#include <param.h>
+
+#define FB_VISUAL_TRUECOLOR		2	/* True color	*/
+#define FB_VISUAL_PSEUDOCOLOR		3	/* Pseudo color (like atari) */
+#define FB_VISUAL_DIRECTCOLOR		4	/* Direct color */
+#define FB_VISUAL_STATIC_PSEUDOCOLOR	5	/* Pseudo color readonly */
+
+struct fb_videomode {
+	const char *name;	/* optional */
+	u32 refresh;		/* optional */
+	u32 xres;
+	u32 yres;
+	u32 pixclock;
+	u32 left_margin;
+	u32 right_margin;
+	u32 upper_margin;
+	u32 lower_margin;
+	u32 hsync_len;
+	u32 vsync_len;
+	u32 sync;
+	u32 vmode;
+	u32 flag;
+};
+
+/* Interpretation of offset for color fields: All offsets are from the right,
+ * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you
+ * can use the offset as right argument to <<). A pixel afterwards is a bit
+ * stream and is written to video memory as that unmodified.
+ *
+ * For pseudocolor: offset and length should be the same for all color
+ * components. Offset specifies the position of the least significant bit
+ * of the pallette index in a pixel value. Length indicates the number
+ * of available palette entries (i.e. # of entries = 1 << length).
+ */
+struct fb_bitfield {
+	u32 offset;			/* beginning of bitfield	*/
+	u32 length;			/* length of bitfield		*/
+	u32 msb_right;			/* != 0 : Most significant bit is */ 
+					/* right */ 
+};
+
+struct fb_info;
+
+struct fb_ops {
+	/* set color register */
+	int (*fb_setcolreg)(unsigned regno, unsigned red, unsigned green,
+			    unsigned blue, unsigned transp, struct fb_info *info);
+	void (*fb_enable)(struct fb_info *info);
+	void (*fb_disable)(struct fb_info *info);
+};
+
+struct fb_info {
+	struct fb_videomode *mode;
+
+	struct fb_ops *fbops;
+	struct device_d dev;		/* This is this fb device */
+	struct param_d param_enable;
+	char enable_string[1];
+
+	void *screen_base;
+
+	void *priv;
+
+	struct cdev cdev;
+
+	u32 xres;			/* visible resolution		*/
+	u32 yres;
+	u32 bits_per_pixel;		/* guess what			*/
+
+	u32 grayscale;			/* != 0 Graylevels instead of colors */
+
+	struct fb_bitfield red;		/* bitfield in fb mem if true color, */
+	struct fb_bitfield green;	/* else only length is significant */
+	struct fb_bitfield blue;
+	struct fb_bitfield transp;	/* transparency			*/	
+};
+
+int register_framebuffer(struct fb_info *info);
+
+#define FBIOGET_SCREENINFO	_IOR('F', 1, loff_t)
+#define	FBIO_ENABLE		_IO('F', 2)
+#define	FBIO_DISABLE		_IO('F', 3)
+
+#endif /* __FB_H */
+