1#ifndef _LINUX_FB_H
2#define _LINUX_FB_H
3
4#include <linux/types.h>
5#include <linux/i2c.h>
6
7/* Definitions of frame buffers						*/
8
9#define FB_MAX			32	/* sufficient for now */
10
11/* ioctls
12   0x46 is 'F'								*/
13#define FBIOGET_VSCREENINFO	0x4600
14#define FBIOPUT_VSCREENINFO	0x4601
15#define FBIOGET_FSCREENINFO	0x4602
16#define FBIOGETCMAP		0x4604
17#define FBIOPUTCMAP		0x4605
18#define FBIOPAN_DISPLAY		0x4606
19#define FBIO_CURSOR            _IOWR('F', 0x08, struct fb_cursor)
20/* 0x4607-0x460B are defined below */
21/* #define FBIOGET_MONITORSPEC	0x460C */
22/* #define FBIOPUT_MONITORSPEC	0x460D */
23/* #define FBIOSWITCH_MONIBIT	0x460E */
24#define FBIOGET_CON2FBMAP	0x460F
25#define FBIOPUT_CON2FBMAP	0x4610
26#define FBIOBLANK		0x4611		/* arg: 0 or vesa level + 1 */
27#define FBIOGET_VBLANK		_IOR('F', 0x12, struct fb_vblank)
28#define FBIO_ALLOC              0x4613
29#define FBIO_FREE               0x4614
30#define FBIOGET_GLYPH           0x4615
31#define FBIOGET_HWCINFO         0x4616
32#define FBIOPUT_MODEINFO        0x4617
33#define FBIOGET_DISPINFO        0x4618
34#define FBIO_WAITFORVSYNC	_IOW('F', 0x20, __u32)
35
36#define FB_TYPE_PACKED_PIXELS		0	/* Packed Pixels	*/
37#define FB_TYPE_PLANES			1	/* Non interleaved planes */
38#define FB_TYPE_INTERLEAVED_PLANES	2	/* Interleaved planes	*/
39#define FB_TYPE_TEXT			3	/* Text/attributes	*/
40#define FB_TYPE_VGA_PLANES		4	/* EGA/VGA planes	*/
41
42#define FB_AUX_TEXT_MDA		0	/* Monochrome text */
43#define FB_AUX_TEXT_CGA		1	/* CGA/EGA/VGA Color text */
44#define FB_AUX_TEXT_S3_MMIO	2	/* S3 MMIO fasttext */
45#define FB_AUX_TEXT_MGA_STEP16	3	/* MGA Millenium I: text, attr, 14 reserved bytes */
46#define FB_AUX_TEXT_MGA_STEP8	4	/* other MGAs:      text, attr,  6 reserved bytes */
47#define FB_AUX_TEXT_SVGA_GROUP	8	/* 8-15: SVGA tileblit compatible modes */
48#define FB_AUX_TEXT_SVGA_MASK	7	/* lower three bits says step */
49#define FB_AUX_TEXT_SVGA_STEP2	8	/* SVGA text mode:  text, attr */
50#define FB_AUX_TEXT_SVGA_STEP4	9	/* SVGA text mode:  text, attr,  2 reserved bytes */
51#define FB_AUX_TEXT_SVGA_STEP8	10	/* SVGA text mode:  text, attr,  6 reserved bytes */
52#define FB_AUX_TEXT_SVGA_STEP16	11	/* SVGA text mode:  text, attr, 14 reserved bytes */
53#define FB_AUX_TEXT_SVGA_LAST	15	/* reserved up to 15 */
54
55#define FB_AUX_VGA_PLANES_VGA4		0	/* 16 color planes (EGA/VGA) */
56#define FB_AUX_VGA_PLANES_CFB4		1	/* CFB4 in planes (VGA) */
57#define FB_AUX_VGA_PLANES_CFB8		2	/* CFB8 in planes (VGA) */
58
59#define FB_VISUAL_MONO01		0	/* Monochr. 1=Black 0=White */
60#define FB_VISUAL_MONO10		1	/* Monochr. 1=White 0=Black */
61#define FB_VISUAL_TRUECOLOR		2	/* True color	*/
62#define FB_VISUAL_PSEUDOCOLOR		3	/* Pseudo color (like atari) */
63#define FB_VISUAL_DIRECTCOLOR		4	/* Direct color */
64#define FB_VISUAL_STATIC_PSEUDOCOLOR	5	/* Pseudo color readonly */
65
66#define FB_ACCEL_NONE		0	/* no hardware accelerator	*/
67#define FB_ACCEL_ATARIBLITT	1	/* Atari Blitter		*/
68#define FB_ACCEL_AMIGABLITT	2	/* Amiga Blitter                */
69#define FB_ACCEL_S3_TRIO64	3	/* Cybervision64 (S3 Trio64)    */
70#define FB_ACCEL_NCR_77C32BLT	4	/* RetinaZ3 (NCR 77C32BLT)      */
71#define FB_ACCEL_S3_VIRGE	5	/* Cybervision64/3D (S3 ViRGE)	*/
72#define FB_ACCEL_ATI_MACH64GX	6	/* ATI Mach 64GX family		*/
73#define FB_ACCEL_DEC_TGA	7	/* DEC 21030 TGA		*/
74#define FB_ACCEL_ATI_MACH64CT	8	/* ATI Mach 64CT family		*/
75#define FB_ACCEL_ATI_MACH64VT	9	/* ATI Mach 64CT family VT class */
76#define FB_ACCEL_ATI_MACH64GT	10	/* ATI Mach 64CT family GT class */
77#define FB_ACCEL_SUN_CREATOR	11	/* Sun Creator/Creator3D	*/
78#define FB_ACCEL_SUN_CGSIX	12	/* Sun cg6			*/
79#define FB_ACCEL_SUN_LEO	13	/* Sun leo/zx			*/
80#define FB_ACCEL_IMS_TWINTURBO	14	/* IMS Twin Turbo		*/
81#define FB_ACCEL_3DLABS_PERMEDIA2 15	/* 3Dlabs Permedia 2		*/
82#define FB_ACCEL_MATROX_MGA2064W 16	/* Matrox MGA2064W (Millenium)	*/
83#define FB_ACCEL_MATROX_MGA1064SG 17	/* Matrox MGA1064SG (Mystique)	*/
84#define FB_ACCEL_MATROX_MGA2164W 18	/* Matrox MGA2164W (Millenium II) */
85#define FB_ACCEL_MATROX_MGA2164W_AGP 19	/* Matrox MGA2164W (Millenium II) */
86#define FB_ACCEL_MATROX_MGAG100	20	/* Matrox G100 (Productiva G100) */
87#define FB_ACCEL_MATROX_MGAG200	21	/* Matrox G200 (Myst, Mill, ...) */
88#define FB_ACCEL_SUN_CG14	22	/* Sun cgfourteen		 */
89#define FB_ACCEL_SUN_BWTWO	23	/* Sun bwtwo			*/
90#define FB_ACCEL_SUN_CGTHREE	24	/* Sun cgthree			*/
91#define FB_ACCEL_SUN_TCX	25	/* Sun tcx			*/
92#define FB_ACCEL_MATROX_MGAG400	26	/* Matrox G400			*/
93#define FB_ACCEL_NV3		27	/* nVidia RIVA 128              */
94#define FB_ACCEL_NV4		28	/* nVidia RIVA TNT		*/
95#define FB_ACCEL_NV5		29	/* nVidia RIVA TNT2		*/
96#define FB_ACCEL_CT_6555x	30	/* C&T 6555x			*/
97#define FB_ACCEL_3DFX_BANSHEE	31	/* 3Dfx Banshee			*/
98#define FB_ACCEL_ATI_RAGE128	32	/* ATI Rage128 family		*/
99#define FB_ACCEL_IGS_CYBER2000	33	/* CyberPro 2000		*/
100#define FB_ACCEL_IGS_CYBER2010	34	/* CyberPro 2010		*/
101#define FB_ACCEL_IGS_CYBER5000	35	/* CyberPro 5000		*/
102#define FB_ACCEL_SIS_GLAMOUR    36	/* SiS 300/630/540              */
103#define FB_ACCEL_3DLABS_PERMEDIA3 37	/* 3Dlabs Permedia 3		*/
104#define FB_ACCEL_ATI_RADEON	38	/* ATI Radeon family		*/
105#define FB_ACCEL_I810           39      /* Intel 810/815                */
106#define FB_ACCEL_SIS_GLAMOUR_2  40	/* SiS 315, 650, 740		*/
107#define FB_ACCEL_SIS_XABRE      41	/* SiS 330 ("Xabre")		*/
108#define FB_ACCEL_I830           42      /* Intel 830M/845G/85x/865G     */
109#define FB_ACCEL_NV_10          43      /* nVidia Arch 10               */
110#define FB_ACCEL_NV_20          44      /* nVidia Arch 20               */
111#define FB_ACCEL_NV_30          45      /* nVidia Arch 30               */
112#define FB_ACCEL_NV_40          46      /* nVidia Arch 40               */
113#define FB_ACCEL_XGI_VOLARI_V	47	/* XGI Volari V3XT, V5, V8      */
114#define FB_ACCEL_XGI_VOLARI_Z	48	/* XGI Volari Z7                */
115#define FB_ACCEL_OMAP1610	49	/* TI OMAP16xx                  */
116#define FB_ACCEL_TRIDENT_TGUI	50	/* Trident TGUI			*/
117#define FB_ACCEL_TRIDENT_3DIMAGE 51	/* Trident 3DImage		*/
118#define FB_ACCEL_TRIDENT_BLADE3D 52	/* Trident Blade3D		*/
119#define FB_ACCEL_TRIDENT_BLADEXP 53	/* Trident BladeXP		*/
120#define FB_ACCEL_CIRRUS_ALPINE   53	/* Cirrus Logic 543x/544x/5480	*/
121#define FB_ACCEL_NEOMAGIC_NM2070 90	/* NeoMagic NM2070              */
122#define FB_ACCEL_NEOMAGIC_NM2090 91	/* NeoMagic NM2090              */
123#define FB_ACCEL_NEOMAGIC_NM2093 92	/* NeoMagic NM2093              */
124#define FB_ACCEL_NEOMAGIC_NM2097 93	/* NeoMagic NM2097              */
125#define FB_ACCEL_NEOMAGIC_NM2160 94	/* NeoMagic NM2160              */
126#define FB_ACCEL_NEOMAGIC_NM2200 95	/* NeoMagic NM2200              */
127#define FB_ACCEL_NEOMAGIC_NM2230 96	/* NeoMagic NM2230              */
128#define FB_ACCEL_NEOMAGIC_NM2360 97	/* NeoMagic NM2360              */
129#define FB_ACCEL_NEOMAGIC_NM2380 98	/* NeoMagic NM2380              */
130#define FB_ACCEL_PXA3XX		 99	/* PXA3xx			*/
131
132#define FB_ACCEL_SAVAGE4        0x80	/* S3 Savage4                   */
133#define FB_ACCEL_SAVAGE3D       0x81	/* S3 Savage3D                  */
134#define FB_ACCEL_SAVAGE3D_MV    0x82	/* S3 Savage3D-MV               */
135#define FB_ACCEL_SAVAGE2000     0x83	/* S3 Savage2000                */
136#define FB_ACCEL_SAVAGE_MX_MV   0x84	/* S3 Savage/MX-MV              */
137#define FB_ACCEL_SAVAGE_MX      0x85	/* S3 Savage/MX                 */
138#define FB_ACCEL_SAVAGE_IX_MV   0x86	/* S3 Savage/IX-MV              */
139#define FB_ACCEL_SAVAGE_IX      0x87	/* S3 Savage/IX                 */
140#define FB_ACCEL_PROSAVAGE_PM   0x88	/* S3 ProSavage PM133           */
141#define FB_ACCEL_PROSAVAGE_KM   0x89	/* S3 ProSavage KM133           */
142#define FB_ACCEL_S3TWISTER_P    0x8a	/* S3 Twister                   */
143#define FB_ACCEL_S3TWISTER_K    0x8b	/* S3 TwisterK                  */
144#define FB_ACCEL_SUPERSAVAGE    0x8c    /* S3 Supersavage               */
145#define FB_ACCEL_PROSAVAGE_DDR  0x8d	/* S3 ProSavage DDR             */
146#define FB_ACCEL_PROSAVAGE_DDRK 0x8e	/* S3 ProSavage DDR-K           */
147
148#define FB_ACCEL_PUV3_UNIGFX	0xa0	/* PKUnity-v3 Unigfx		*/
149
150struct fb_fix_screeninfo {
151	char id[16];			/* identification string eg "TT Builtin" */
152	unsigned long smem_start;	/* Start of frame buffer mem */
153					/* (physical address) */
154	__u32 smem_len;			/* Length of frame buffer mem */
155	__u32 type;			/* see FB_TYPE_*		*/
156	__u32 type_aux;			/* Interleave for interleaved Planes */
157	__u32 visual;			/* see FB_VISUAL_*		*/
158	__u16 xpanstep;			/* zero if no hardware panning  */
159	__u16 ypanstep;			/* zero if no hardware panning  */
160	__u16 ywrapstep;		/* zero if no hardware ywrap    */
161	__u32 line_length;		/* length of a line in bytes    */
162	unsigned long mmio_start;	/* Start of Memory Mapped I/O   */
163					/* (physical address) */
164	__u32 mmio_len;			/* Length of Memory Mapped I/O  */
165	__u32 accel;			/* Indicate to driver which	*/
166					/*  specific chip/card we have	*/
167	__u16 reserved[3];		/* Reserved for future compatibility */
168};
169
170/* Interpretation of offset for color fields: All offsets are from the right,
171 * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you
172 * can use the offset as right argument to <<). A pixel afterwards is a bit
173 * stream and is written to video memory as that unmodified.
174 *
175 * For pseudocolor: offset and length should be the same for all color
176 * components. Offset specifies the position of the least significant bit
177 * of the pallette index in a pixel value. Length indicates the number
178 * of available palette entries (i.e. # of entries = 1 << length).
179 */
180struct fb_bitfield {
181	__u32 offset;			/* beginning of bitfield	*/
182	__u32 length;			/* length of bitfield		*/
183	__u32 msb_right;		/* != 0 : Most significant bit is */
184					/* right */
185};
186
187#define FB_NONSTD_HAM		1	/* Hold-And-Modify (HAM)        */
188#define FB_NONSTD_REV_PIX_IN_B	2	/* order of pixels in each byte is reversed */
189
190#define FB_ACTIVATE_NOW		0	/* set values immediately (or vbl)*/
191#define FB_ACTIVATE_NXTOPEN	1	/* activate on next open	*/
192#define FB_ACTIVATE_TEST	2	/* don't set, round up impossible */
193#define FB_ACTIVATE_MASK       15
194					/* values			*/
195#define FB_ACTIVATE_VBL	       16	/* activate values on next vbl  */
196#define FB_CHANGE_CMAP_VBL     32	/* change colormap on vbl	*/
197#define FB_ACTIVATE_ALL	       64	/* change all VCs on this fb	*/
198#define FB_ACTIVATE_FORCE     128	/* force apply even when no change*/
199#define FB_ACTIVATE_INV_MODE  256       /* invalidate videomode */
200
201#define FB_ACCELF_TEXT		1	/* (OBSOLETE) see fb_info.flags and vc_mode */
202
203#define FB_SYNC_HOR_HIGH_ACT	1	/* horizontal sync high active	*/
204#define FB_SYNC_VERT_HIGH_ACT	2	/* vertical sync high active	*/
205#define FB_SYNC_EXT		4	/* external sync		*/
206#define FB_SYNC_COMP_HIGH_ACT	8	/* composite sync high active   */
207#define FB_SYNC_BROADCAST	16	/* broadcast video timings      */
208					/* vtotal = 144d/288n/576i => PAL  */
209					/* vtotal = 121d/242n/484i => NTSC */
210#define FB_SYNC_ON_GREEN	32	/* sync on green */
211
212#define FB_VMODE_NONINTERLACED  0	/* non interlaced */
213#define FB_VMODE_INTERLACED	1	/* interlaced	*/
214#define FB_VMODE_DOUBLE		2	/* double scan */
215#define FB_VMODE_ODD_FLD_FIRST	4	/* interlaced: top line first */
216#define FB_VMODE_MASK		255
217
218#define FB_VMODE_YWRAP		256	/* ywrap instead of panning     */
219#define FB_VMODE_SMOOTH_XPAN	512	/* smooth xpan possible (internally used) */
220#define FB_VMODE_CONUPDATE	512	/* don't update x/yoffset	*/
221
222/*
223 * Display rotation support
224 */
225#define FB_ROTATE_UR      0
226#define FB_ROTATE_CW      1
227#define FB_ROTATE_UD      2
228#define FB_ROTATE_CCW     3
229
230#define PICOS2KHZ(a) (1000000000UL/(a))
231#define KHZ2PICOS(a) (1000000000UL/(a))
232
233struct fb_var_screeninfo {
234	__u32 xres;			/* visible resolution		*/
235	__u32 yres;
236	__u32 xres_virtual;		/* virtual resolution		*/
237	__u32 yres_virtual;
238	__u32 xoffset;			/* offset from virtual to visible */
239	__u32 yoffset;			/* resolution			*/
240
241	__u32 bits_per_pixel;		/* guess what			*/
242	__u32 grayscale;		/* != 0 Graylevels instead of colors */
243
244	struct fb_bitfield red;		/* bitfield in fb mem if true color, */
245	struct fb_bitfield green;	/* else only length is significant */
246	struct fb_bitfield blue;
247	struct fb_bitfield transp;	/* transparency			*/
248
249	__u32 nonstd;			/* != 0 Non standard pixel format */
250
251	__u32 activate;			/* see FB_ACTIVATE_*		*/
252
253	__u32 height;			/* height of picture in mm    */
254	__u32 width;			/* width of picture in mm     */
255
256	__u32 accel_flags;		/* (OBSOLETE) see fb_info.flags */
257
258	/* Timing: All values in pixclocks, except pixclock (of course) */
259	__u32 pixclock;			/* pixel clock in ps (pico seconds) */
260	__u32 left_margin;		/* time from sync to picture	*/
261	__u32 right_margin;		/* time from picture to sync	*/
262	__u32 upper_margin;		/* time from sync to picture	*/
263	__u32 lower_margin;
264	__u32 hsync_len;		/* length of horizontal sync	*/
265	__u32 vsync_len;		/* length of vertical sync	*/
266	__u32 sync;			/* see FB_SYNC_*		*/
267	__u32 vmode;			/* see FB_VMODE_*		*/
268	__u32 rotate;			/* angle we rotate counter clockwise */
269	__u32 reserved[5];		/* Reserved for future compatibility */
270};
271
272struct fb_cmap {
273	__u32 start;			/* First entry	*/
274	__u32 len;			/* Number of entries */
275	__u16 *red;			/* Red values	*/
276	__u16 *green;
277	__u16 *blue;
278	__u16 *transp;			/* transparency, can be NULL */
279};
280
281struct fb_con2fbmap {
282	__u32 console;
283	__u32 framebuffer;
284};
285
286/* VESA Blanking Levels */
287#define VESA_NO_BLANKING        0
288#define VESA_VSYNC_SUSPEND      1
289#define VESA_HSYNC_SUSPEND      2
290#define VESA_POWERDOWN          3
291
292
293enum {
294	/* screen: unblanked, hsync: on,  vsync: on */
295	FB_BLANK_UNBLANK       = VESA_NO_BLANKING,
296
297	/* screen: blanked,   hsync: on,  vsync: on */
298	FB_BLANK_NORMAL        = VESA_NO_BLANKING + 1,
299
300	/* screen: blanked,   hsync: on,  vsync: off */
301	FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1,
302
303	/* screen: blanked,   hsync: off, vsync: on */
304	FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1,
305
306	/* screen: blanked,   hsync: off, vsync: off */
307	FB_BLANK_POWERDOWN     = VESA_POWERDOWN + 1
308};
309
310#define FB_VBLANK_VBLANKING	0x001	/* currently in a vertical blank */
311#define FB_VBLANK_HBLANKING	0x002	/* currently in a horizontal blank */
312#define FB_VBLANK_HAVE_VBLANK	0x004	/* vertical blanks can be detected */
313#define FB_VBLANK_HAVE_HBLANK	0x008	/* horizontal blanks can be detected */
314#define FB_VBLANK_HAVE_COUNT	0x010	/* global retrace counter is available */
315#define FB_VBLANK_HAVE_VCOUNT	0x020	/* the vcount field is valid */
316#define FB_VBLANK_HAVE_HCOUNT	0x040	/* the hcount field is valid */
317#define FB_VBLANK_VSYNCING	0x080	/* currently in a vsync */
318#define FB_VBLANK_HAVE_VSYNC	0x100	/* verical syncs can be detected */
319
320struct fb_vblank {
321	__u32 flags;			/* FB_VBLANK flags */
322	__u32 count;			/* counter of retraces since boot */
323	__u32 vcount;			/* current scanline position */
324	__u32 hcount;			/* current scandot position */
325	__u32 reserved[4];		/* reserved for future compatibility */
326};
327
328/* Internal HW accel */
329#define ROP_COPY 0
330#define ROP_XOR  1
331
332struct fb_copyarea {
333	__u32 dx;
334	__u32 dy;
335	__u32 width;
336	__u32 height;
337	__u32 sx;
338	__u32 sy;
339};
340
341struct fb_fillrect {
342	__u32 dx;	/* screen-relative */
343	__u32 dy;
344	__u32 width;
345	__u32 height;
346	__u32 color;
347	__u32 rop;
348};
349
350struct fb_image {
351	__u32 dx;		/* Where to place image */
352	__u32 dy;
353	__u32 width;		/* Size of image */
354	__u32 height;
355	__u32 fg_color;		/* Only used when a mono bitmap */
356	__u32 bg_color;
357	__u8  depth;		/* Depth of the image */
358	const char *data;	/* Pointer to image data */
359	struct fb_cmap cmap;	/* color map info */
360};
361
362/*
363 * hardware cursor control
364 */
365
366#define FB_CUR_SETIMAGE 0x01
367#define FB_CUR_SETPOS   0x02
368#define FB_CUR_SETHOT   0x04
369#define FB_CUR_SETCMAP  0x08
370#define FB_CUR_SETSHAPE 0x10
371#define FB_CUR_SETSIZE	0x20
372#define FB_CUR_SETALL   0xFF
373
374struct fbcurpos {
375	__u16 x, y;
376};
377
378struct fb_cursor {
379	__u16 set;		/* what to set */
380	__u16 enable;		/* cursor on/off */
381	__u16 rop;		/* bitop operation */
382	const char *mask;	/* cursor mask bits */
383	struct fbcurpos hot;	/* cursor hot spot */
384	struct fb_image	image;	/* Cursor image */
385};
386
387#ifdef CONFIG_FB_BACKLIGHT
388/* Settings for the generic backlight code */
389#define FB_BACKLIGHT_LEVELS	128
390#define FB_BACKLIGHT_MAX	0xFF
391#endif
392
393
394#endif /* _LINUX_FB_H */
395