/*

 * copyed from from linux kernel 2.2.4

 * removed internal stuff (#ifdef __KERNEL__)

 */

/* $XFree86: xc/programs/Xserver/hw/xfree86/fbdevhw/fbpriv.h,v 1.2 2000/01/21 02:30:02 dawes Exp $ */

#ifndef _LINUX_FB_H

#define _LINUX_FB_H

#include <asm/types.h>

/* Definitions of frame buffers						*/

#define FB_MAJOR	29

#define FB_MODES_SHIFT		5	/* 32 modes per framebuffer */

#define FB_NUM_MINORS		256	/* 256 Minors               */

#define FB_MAX			(FB_NUM_MINORS / (1 << FB_MODES_SHIFT))

#define GET_FB_IDX(node)	(MINOR(node) >> FB_MODES_SHIFT)

/* ioctls

   0x46 is 'F'								*/

#define FBIOGET_VSCREENINFO	0x4600

#define FBIOPUT_VSCREENINFO	0x4601

#define FBIOGET_FSCREENINFO	0x4602

#define FBIOGETCMAP		0x4604

#define FBIOPUTCMAP		0x4605

#define FBIOPAN_DISPLAY		0x4606

/* 0x4607-0x460B are defined below */

/* #define FBIOGET_MONITORSPEC	0x460C */

/* #define FBIOPUT_MONITORSPEC	0x460D */

/* #define FBIOSWITCH_MONIBIT	0x460E */

#define FBIOGET_CON2FBMAP	0x460F

#define FBIOPUT_CON2FBMAP	0x4610

#define FBIOBLANK		0x4611

#define FB_TYPE_PACKED_PIXELS		0	/* Packed Pixels	*/

#define FB_TYPE_PLANES			1	/* Non interleaved planes */

#define FB_TYPE_INTERLEAVED_PLANES	2	/* Interleaved planes	*/

#define FB_TYPE_TEXT			3	/* Text/attributes	*/

#define FB_AUX_TEXT_MDA		0	/* Monochrome text */

#define FB_AUX_TEXT_CGA		1	/* CGA/EGA/VGA Color text */

#define FB_AUX_TEXT_S3_MMIO	2	/* S3 MMIO fasttext */

#define FB_AUX_TEXT_MGA_STEP16	3	/* MGA Millenium I: text, attr, 14 reserved bytes */

#define FB_AUX_TEXT_MGA_STEP8	4	/* other MGAs:      text, attr,  6 reserved bytes */

#define FB_VISUAL_MONO01		0	/* Monochr. 1=Black 0=White */

#define FB_VISUAL_MONO10		1	/* Monochr. 1=White 0=Black */

#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 */

#define FB_ACCEL_NONE		0	/* no hardware accelerator	*/

#define FB_ACCEL_ATARIBLITT	1	/* Atari Blitter		*/

#define FB_ACCEL_AMIGABLITT	2	/* Amiga Blitter                */

#define FB_ACCEL_S3_TRIO64	3	/* Cybervision64 (S3 Trio64)    */

#define FB_ACCEL_NCR_77C32BLT	4	/* RetinaZ3 (NCR 77C32BLT)      */

#define FB_ACCEL_S3_VIRGE	5	/* Cybervision64/3D (S3 ViRGE)	*/

#define FB_ACCEL_ATI_MACH64GX	6	/* ATI Mach 64GX family		*/

#define FB_ACCEL_DEC_TGA	7	/* DEC 21030 TGA		*/

#define FB_ACCEL_ATI_MACH64CT	8	/* ATI Mach 64CT family		*/

#define FB_ACCEL_ATI_MACH64VT	9	/* ATI Mach 64CT family VT class */

#define FB_ACCEL_ATI_MACH64GT	10	/* ATI Mach 64CT family GT class */

#define FB_ACCEL_SUN_CREATOR	11	/* Sun Creator/Creator3D	*/

#define FB_ACCEL_SUN_CGSIX	12	/* Sun cg6			*/

#define FB_ACCEL_SUN_LEO	13	/* Sun leo/zx			*/

#define FB_ACCEL_IMS_TWINTURBO	14	/* IMS Twin Turbo		*/

#define FB_ACCEL_3DLABS_PERMEDIA2 15	/* 3Dlabs Permedia 2		*/

#define FB_ACCEL_MATROX_MGA2064W 16	/* Matrox MGA2064W (Millenium)	*/

#define FB_ACCEL_MATROX_MGA1064SG 17	/* Matrox MGA1064SG (Mystique)	*/

#define FB_ACCEL_MATROX_MGA2164W 18	/* Matrox MGA2164W (Millenium II) */

#define FB_ACCEL_MATROX_MGA2164W_AGP 19	/* Matrox MGA2164W (Millenium II) */

#define FB_ACCEL_MATROX_MGAG100	20	/* Matrox G100 (Productiva G100) */

#define FB_ACCEL_MATROX_MGAG200	21	/* Matrox G200 (Myst, Mill, ...) */

#define FB_ACCEL_SUN_CG14	22	/* Sun cgfourteen		 */

#define FB_ACCEL_SUN_BWTWO	23	/* Sun bwtwo			 */

#define FB_ACCEL_SUN_CGTHREE	24	/* Sun cgthree			 */

#define FB_ACCEL_SUN_TCX	25	/* Sun tcx			 */

#define FB_ACCEL_MATROX_MGAG400	26	/* Matrox G400			*/

#define FB_ACCEL_NV3		27	/* nVidia RIVA 128              */

#define FB_ACCEL_NV4		28	/* nVidia RIVA TNT		*/

#define FB_ACCEL_NV5		29	/* nVidia RIVA TNT2		*/

#define FB_ACCEL_CT_6555x	30	/* C&T 6555x			*/

#define FB_ACCEL_3DFX_BANSHEE	31	/* 3Dfx Banshee			*/

#define FB_ACCEL_ATI_RAGE128	32	/* ATI Rage128 family		*/

struct fb_fix_screeninfo {

	char id[16];			/* identification string eg "TT Builtin" */

	char *smem_start;		/* Start of frame buffer mem */

					/* (physical address) */

	__u32 smem_len;			/* Length of frame buffer mem */

	__u32 type;			/* see FB_TYPE_*		*/

	__u32 type_aux;			/* Interleave for interleaved Planes */

	__u32 visual;			/* see FB_VISUAL_*		*/ 

	__u16 xpanstep;			/* zero if no hardware panning  */

	__u16 ypanstep;			/* zero if no hardware panning  */

	__u16 ywrapstep;		/* zero if no hardware ywrap    */

	__u32 line_length;		/* length of a line in bytes    */

	char *mmio_start;		/* Start of Memory Mapped I/O   */

					/* (physical address) */

	__u32 mmio_len;			/* Length of Memory Mapped I/O  */

	__u32 accel;			/* Type of acceleration available */

	__u16 reserved[3];		/* Reserved for future compatibility */

};

/* 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. This implies

 * big-endian byte order if bits_per_pixel is greater than 8.

 */

struct fb_bitfield {

	__u32 offset;			/* beginning of bitfield	*/

	__u32 length;			/* length of bitfield		*/

	__u32 msb_right;		/* != 0 : Most significant bit is */ 

					/* right */ 

};

#define FB_NONSTD_HAM		1	/* Hold-And-Modify (HAM)        */

#define FB_ACTIVATE_NOW		0	/* set values immediately (or vbl)*/

#define FB_ACTIVATE_NXTOPEN	1	/* activate on next open	*/

#define FB_ACTIVATE_TEST	2	/* don't set, round up impossible */

#define FB_ACTIVATE_MASK       15

					/* values			*/

#define FB_ACTIVATE_VBL	       16	/* activate values on next vbl  */

#define FB_CHANGE_CMAP_VBL     32	/* change colormap on vbl	*/

#define FB_ACTIVATE_ALL	       64	/* change all VCs on this fb	*/

#define FB_ACCELF_TEXT		1	/* text mode acceleration */

#define FB_SYNC_HOR_HIGH_ACT	1	/* horizontal sync high active	*/

#define FB_SYNC_VERT_HIGH_ACT	2	/* vertical sync high active	*/

#define FB_SYNC_EXT		4	/* external sync		*/

#define FB_SYNC_COMP_HIGH_ACT	8	/* composite sync high active   */

#define FB_SYNC_BROADCAST	16	/* broadcast video timings      */

					/* vtotal = 144d/288n/576i => PAL  */

					/* vtotal = 121d/242n/484i => NTSC */

#define FB_SYNC_ON_GREEN	32	/* sync on green */

#define FB_VMODE_NONINTERLACED  0	/* non interlaced */

#define FB_VMODE_INTERLACED	1	/* interlaced	*/

#define FB_VMODE_DOUBLE		2	/* double scan */

#define FB_VMODE_MASK		255

#define FB_VMODE_YWRAP		256	/* ywrap instead of panning     */

#define FB_VMODE_SMOOTH_XPAN	512	/* smooth xpan possible (internally used) */

#define FB_VMODE_CONUPDATE	512	/* don't update x/yoffset	*/

struct fb_var_screeninfo {

	__u32 xres;			/* visible resolution		*/

	__u32 yres;

	__u32 xres_virtual;		/* virtual resolution		*/

	__u32 yres_virtual;

	__u32 xoffset;			/* offset from virtual to visible */

	__u32 yoffset;			/* resolution			*/

	__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			*/	

	__u32 nonstd;			/* != 0 Non standard pixel format */

	__u32 activate;			/* see FB_ACTIVATE_*		*/

	__u32 height;			/* height of picture in mm    */

	__u32 width;			/* width of picture in mm     */

	__u32 accel_flags;		/* acceleration flags (hints)	*/

	/* Timing: All values in pixclocks, except pixclock (of course) */

	__u32 pixclock;			/* pixel clock in ps (pico seconds) */

	__u32 left_margin;		/* time from sync to picture	*/

	__u32 right_margin;		/* time from picture to sync	*/

	__u32 upper_margin;		/* time from sync to picture	*/

	__u32 lower_margin;

	__u32 hsync_len;		/* length of horizontal sync	*/

	__u32 vsync_len;		/* length of vertical sync	*/

	__u32 sync;			/* see FB_SYNC_*		*/

	__u32 vmode;			/* see FB_VMODE_*		*/

	__u32 reserved[6];		/* Reserved for future compatibility */

};

struct fb_cmap {

	__u32 start;			/* First entry	*/

	__u32 len;			/* Number of entries */

	__u16 *red;			/* Red values	*/

	__u16 *green;

	__u16 *blue;

	__u16 *transp;			/* transparency, can be NULL */

};

struct fb_con2fbmap {

	__u32 console;

	__u32 framebuffer;

};

struct fb_monspecs {

	__u32 hfmin;			/* hfreq lower limit (Hz) */

	__u32 hfmax; 			/* hfreq upper limit (Hz) */

	__u16 vfmin;			/* vfreq lower limit (Hz) */

	__u16 vfmax;			/* vfreq upper limit (Hz) */

	unsigned dpms : 1;		/* supports DPMS */

};

#if 1

#define FBCMD_GET_CURRENTPAR	0xDEAD0005

#define FBCMD_SET_CURRENTPAR	0xDEAD8005

#endif

#if 1 /* Preliminary */

   /*

    *    Hardware Cursor

    */

#define FBIOGET_FCURSORINFO     0x4607

#define FBIOGET_VCURSORINFO     0x4608

#define FBIOPUT_VCURSORINFO     0x4609

#define FBIOGET_CURSORSTATE     0x460A

#define FBIOPUT_CURSORSTATE     0x460B

struct fb_fix_cursorinfo {

	__u16 crsr_width;		/* width and height of the cursor in */

	__u16 crsr_height;		/* pixels (zero if no cursor)	*/

	__u16 crsr_xsize;		/* cursor size in display pixels */

	__u16 crsr_ysize;

	__u16 crsr_color1;		/* colormap entry for cursor color1 */

	__u16 crsr_color2;		/* colormap entry for cursor color2 */

};

struct fb_var_cursorinfo {

	__u16 width;

	__u16 height;

	__u16 xspot;

	__u16 yspot;

	__u8 data[1];			/* field with [height][width]        */

};

struct fb_cursorstate {

	__s16 xoffset;

	__s16 yoffset;

	__u16 mode;

};

#define FB_CURSOR_OFF		0

#define FB_CURSOR_ON		1

#define FB_CURSOR_FLASH		2

#endif /* Preliminary */

#endif /* _LINUX_FB_H */