Linux Kernel 2.2.26: fb.h Source File

00001 #ifndef _LINUX_FB_H
00002 #define _LINUX_FB_H
00003 
00004 #include <asm/types.h>
00005 
00006 /* Definitions of frame buffers                                         */
00007 
00008 #define FB_MAJOR        29
00009 
00010 #define FB_MODES_SHIFT          5       /* 32 modes per framebuffer */
00011 #define FB_NUM_MINORS           256     /* 256 Minors               */
00012 #define FB_MAX                  (FB_NUM_MINORS / (1 << FB_MODES_SHIFT))
00013 #define GET_FB_IDX(node)        (MINOR(node) >> FB_MODES_SHIFT)
00014 
00015 /* ioctls
00016    0x46 is 'F'                                                          */
00017 #define FBIOGET_VSCREENINFO     0x4600
00018 #define FBIOPUT_VSCREENINFO     0x4601
00019 #define FBIOGET_FSCREENINFO     0x4602
00020 #define FBIOGETCMAP             0x4604
00021 #define FBIOPUTCMAP             0x4605
00022 #define FBIOPAN_DISPLAY         0x4606
00023 /* 0x4607-0x460B are defined below */
00024 /* #define FBIOGET_MONITORSPEC  0x460C */
00025 /* #define FBIOPUT_MONITORSPEC  0x460D */
00026 /* #define FBIOSWITCH_MONIBIT   0x460E */
00027 #define FBIOGET_CON2FBMAP       0x460F
00028 #define FBIOPUT_CON2FBMAP       0x4610
00029 #define FBIOBLANK               0x4611          /* arg: 0 or vesa level + 1 */
00030 
00031 #define FB_TYPE_PACKED_PIXELS           0       /* Packed Pixels        */
00032 #define FB_TYPE_PLANES                  1       /* Non interleaved planes */
00033 #define FB_TYPE_INTERLEAVED_PLANES      2       /* Interleaved planes   */
00034 #define FB_TYPE_TEXT                    3       /* Text/attributes      */
00035 #define FB_TYPE_VGA_PLANES              4       /* EGA/VGA planes       */
00036 
00037 #define FB_AUX_TEXT_MDA         0       /* Monochrome text */
00038 #define FB_AUX_TEXT_CGA         1       /* CGA/EGA/VGA Color text */
00039 #define FB_AUX_TEXT_S3_MMIO     2       /* S3 MMIO fasttext */
00040 #define FB_AUX_TEXT_MGA_STEP16  3       /* MGA Millenium I: text, attr, 14 reserved bytes */
00041 #define FB_AUX_TEXT_MGA_STEP8   4       /* other MGAs:      text, attr,  6 reserved bytes */
00042 
00043 #define FB_VISUAL_MONO01                0       /* Monochr. 1=Black 0=White */
00044 #define FB_VISUAL_MONO10                1       /* Monochr. 1=White 0=Black */
00045 #define FB_VISUAL_TRUECOLOR             2       /* True color   */
00046 #define FB_VISUAL_PSEUDOCOLOR           3       /* Pseudo color (like atari) */
00047 #define FB_VISUAL_DIRECTCOLOR           4       /* Direct color */
00048 #define FB_VISUAL_STATIC_PSEUDOCOLOR    5       /* Pseudo color readonly */
00049 
00050 #define FB_ACCEL_NONE           0       /* no hardware accelerator      */
00051 #define FB_ACCEL_ATARIBLITT     1       /* Atari Blitter                */
00052 #define FB_ACCEL_AMIGABLITT     2       /* Amiga Blitter                */
00053 #define FB_ACCEL_S3_TRIO64      3       /* Cybervision64 (S3 Trio64)    */
00054 #define FB_ACCEL_NCR_77C32BLT   4       /* RetinaZ3 (NCR 77C32BLT)      */
00055 #define FB_ACCEL_S3_VIRGE       5       /* Cybervision64/3D (S3 ViRGE)  */
00056 #define FB_ACCEL_ATI_MACH64GX   6       /* ATI Mach 64GX family         */
00057 #define FB_ACCEL_DEC_TGA        7       /* DEC 21030 TGA                */
00058 #define FB_ACCEL_ATI_MACH64CT   8       /* ATI Mach 64CT family         */
00059 #define FB_ACCEL_ATI_MACH64VT   9       /* ATI Mach 64CT family VT class */
00060 #define FB_ACCEL_ATI_MACH64GT   10      /* ATI Mach 64CT family GT class */
00061 #define FB_ACCEL_SUN_CREATOR    11      /* Sun Creator/Creator3D        */
00062 #define FB_ACCEL_SUN_CGSIX      12      /* Sun cg6                      */
00063 #define FB_ACCEL_SUN_LEO        13      /* Sun leo/zx                   */
00064 #define FB_ACCEL_IMS_TWINTURBO  14      /* IMS Twin Turbo               */
00065 #define FB_ACCEL_3DLABS_PERMEDIA2 15    /* 3Dlabs Permedia 2            */
00066 #define FB_ACCEL_MATROX_MGA2064W 16     /* Matrox MGA2064W (Millenium)  */
00067 #define FB_ACCEL_MATROX_MGA1064SG 17    /* Matrox MGA1064SG (Mystique)  */
00068 #define FB_ACCEL_MATROX_MGA2164W 18     /* Matrox MGA2164W (Millenium II) */
00069 #define FB_ACCEL_MATROX_MGA2164W_AGP 19 /* Matrox MGA2164W (Millenium II) */
00070 #define FB_ACCEL_MATROX_MGAG100 20      /* Matrox G100 (Productiva G100) */
00071 #define FB_ACCEL_MATROX_MGAG200 21      /* Matrox G200 (Myst, Mill, ...) */
00072 #define FB_ACCEL_SUN_CG14       22      /* Sun cgfourteen                */
00073 #define FB_ACCEL_SUN_BWTWO      23      /* Sun bwtwo                     */
00074 #define FB_ACCEL_SUN_CGTHREE    24      /* Sun cgthree                   */
00075 #define FB_ACCEL_SUN_TCX        25      /* Sun tcx                       */
00076 #define FB_ACCEL_MATROX_MGAG400 26      /* Matrox G400                   */
00077 #define FB_ACCEL_ATI_RAGE128    32      /* ATI Rage 128                  */
00078 
00079 struct fb_fix_screeninfo {
00080         char id[16];                    /* identification string eg "TT Builtin" */
00081         char *smem_start;               /* Start of frame buffer mem */
00082                                         /* (physical address) */
00083         __u32 smem_len;                 /* Length of frame buffer mem */
00084         __u32 type;                     /* see FB_TYPE_*                */
00085         __u32 type_aux;                 /* Interleave for interleaved Planes */
00086         __u32 visual;                   /* see FB_VISUAL_*              */ 
00087         __u16 xpanstep;                 /* zero if no hardware panning  */
00088         __u16 ypanstep;                 /* zero if no hardware panning  */
00089         __u16 ywrapstep;                /* zero if no hardware ywrap    */
00090         __u32 line_length;              /* length of a line in bytes    */
00091         char *mmio_start;               /* Start of Memory Mapped I/O   */
00092                                         /* (physical address) */
00093         __u32 mmio_len;                 /* Length of Memory Mapped I/O  */
00094         __u32 accel;                    /* Type of acceleration available */
00095         __u16 reserved[3];              /* Reserved for future compatibility */
00096 };
00097 
00098 /* Interpretation of offset for color fields: All offsets are from the right,
00099  * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you
00100  * can use the offset as right argument to <<). A pixel afterwards is a bit
00101  * stream and is written to video memory as that unmodified. This implies
00102  * big-endian byte order if bits_per_pixel is greater than 8.
00103  */
00104 struct fb_bitfield {
00105         __u32 offset;                   /* beginning of bitfield        */
00106         __u32 length;                   /* length of bitfield           */
00107         __u32 msb_right;                /* != 0 : Most significant bit is */ 
00108                                         /* right */ 
00109 };
00110 
00111 #define FB_NONSTD_HAM           1       /* Hold-And-Modify (HAM)        */
00112 
00113 #define FB_ACTIVATE_NOW         0       /* set values immediately (or vbl)*/
00114 #define FB_ACTIVATE_NXTOPEN     1       /* activate on next open        */
00115 #define FB_ACTIVATE_TEST        2       /* don't set, round up impossible */
00116 #define FB_ACTIVATE_MASK       15
00117                                         /* values                       */
00118 #define FB_ACTIVATE_VBL        16       /* activate values on next vbl  */
00119 #define FB_CHANGE_CMAP_VBL     32       /* change colormap on vbl       */
00120 #define FB_ACTIVATE_ALL        64       /* change all VCs on this fb    */
00121 
00122 #define FB_ACCELF_TEXT          1       /* text mode acceleration */
00123 
00124 #define FB_SYNC_HOR_HIGH_ACT    1       /* horizontal sync high active  */
00125 #define FB_SYNC_VERT_HIGH_ACT   2       /* vertical sync high active    */
00126 #define FB_SYNC_EXT             4       /* external sync                */
00127 #define FB_SYNC_COMP_HIGH_ACT   8       /* composite sync high active   */
00128 #define FB_SYNC_BROADCAST       16      /* broadcast video timings      */
00129                                         /* vtotal = 144d/288n/576i => PAL  */
00130                                         /* vtotal = 121d/242n/484i => NTSC */
00131 #define FB_SYNC_ON_GREEN        32      /* sync on green */
00132 
00133 #define FB_VMODE_NONINTERLACED  0       /* non interlaced */
00134 #define FB_VMODE_INTERLACED     1       /* interlaced   */
00135 #define FB_VMODE_DOUBLE         2       /* double scan */
00136 #define FB_VMODE_MASK           255
00137 
00138 #define FB_VMODE_YWRAP          256     /* ywrap instead of panning     */
00139 #define FB_VMODE_SMOOTH_XPAN    512     /* smooth xpan possible (internally used) */
00140 #define FB_VMODE_CONUPDATE      512     /* don't update x/yoffset       */
00141 
00142 struct fb_var_screeninfo {
00143         __u32 xres;                     /* visible resolution           */
00144         __u32 yres;
00145         __u32 xres_virtual;             /* virtual resolution           */
00146         __u32 yres_virtual;
00147         __u32 xoffset;                  /* offset from virtual to visible */
00148         __u32 yoffset;                  /* resolution                   */
00149 
00150         __u32 bits_per_pixel;           /* guess what                   */
00151         __u32 grayscale;                /* != 0 Graylevels instead of colors */
00152 
00153         struct fb_bitfield red;         /* bitfield in fb mem if true color, */
00154         struct fb_bitfield green;       /* else only length is significant */
00155         struct fb_bitfield blue;
00156         struct fb_bitfield transp;      /* transparency                 */      
00157 
00158         __u32 nonstd;                   /* != 0 Non standard pixel format */
00159 
00160         __u32 activate;                 /* see FB_ACTIVATE_*            */
00161 
00162         __u32 height;                   /* height of picture in mm    */
00163         __u32 width;                    /* width of picture in mm     */
00164 
00165         __u32 accel_flags;              /* acceleration flags (hints)   */
00166 
00167         /* Timing: All values in pixclocks, except pixclock (of course) */
00168         __u32 pixclock;                 /* pixel clock in ps (pico seconds) */
00169         __u32 left_margin;              /* time from sync to picture    */
00170         __u32 right_margin;             /* time from picture to sync    */
00171         __u32 upper_margin;             /* time from sync to picture    */
00172         __u32 lower_margin;
00173         __u32 hsync_len;                /* length of horizontal sync    */
00174         __u32 vsync_len;                /* length of vertical sync      */
00175         __u32 sync;                     /* see FB_SYNC_*                */
00176         __u32 vmode;                    /* see FB_VMODE_*               */
00177         __u32 reserved[6];              /* Reserved for future compatibility */
00178 };
00179 
00180 struct fb_cmap {
00181         __u32 start;                    /* First entry  */
00182         __u32 len;                      /* Number of entries */
00183         __u16 *red;                     /* Red values   */
00184         __u16 *green;
00185         __u16 *blue;
00186         __u16 *transp;                  /* transparency, can be NULL */
00187 };
00188 
00189 struct fb_con2fbmap {
00190         __u32 console;
00191         __u32 framebuffer;
00192 };
00193 
00194 struct fb_monspecs {
00195         __u32 hfmin;                    /* hfreq lower limit (Hz) */
00196         __u32 hfmax;                    /* hfreq upper limit (Hz) */
00197         __u16 vfmin;                    /* vfreq lower limit (Hz) */
00198         __u16 vfmax;                    /* vfreq upper limit (Hz) */
00199         unsigned dpms : 1;              /* supports DPMS */
00200 };
00201 
00202 #ifdef __KERNEL__
00203 
00204 #include <linux/fs.h>
00205 
00206 
00207 struct fb_info;
00208 struct fb_info_gen;
00209 struct vm_area_struct;
00210 struct file;
00211 
00212     /*
00213      *  Frame buffer operations
00214      */
00215 
00216 struct fb_ops {
00217     /* open/release and usage marking */
00218     int (*fb_open)(struct fb_info *info, int user);
00219     int (*fb_release)(struct fb_info *info, int user);
00220     /* get non settable parameters */
00221     int (*fb_get_fix)(struct fb_fix_screeninfo *fix, int con,
00222                       struct fb_info *info); 
00223     /* get settable parameters */
00224     int (*fb_get_var)(struct fb_var_screeninfo *var, int con,
00225                       struct fb_info *info);            
00226     /* set settable parameters */
00227     int (*fb_set_var)(struct fb_var_screeninfo *var, int con,
00228                       struct fb_info *info);            
00229     /* get colormap */
00230     int (*fb_get_cmap)(struct fb_cmap *cmap, int kspc, int con,
00231                        struct fb_info *info);
00232     /* set colormap */
00233     int (*fb_set_cmap)(struct fb_cmap *cmap, int kspc, int con,
00234                        struct fb_info *info);
00235     /* pan display */
00236     int (*fb_pan_display)(struct fb_var_screeninfo *var, int con,
00237                           struct fb_info *info);
00238     /* perform fb specific ioctl */
00239     int (*fb_ioctl)(struct inode *inode, struct file *file, unsigned int cmd,
00240                     unsigned long arg, int con, struct fb_info *info);
00241     /* perform fb specific mmap */
00242     int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma);
00243     /* switch to/from raster image mode */
00244     int (*fb_rasterimg)(struct fb_info *info, int start);
00245 };
00246 
00247 
00248    /*
00249     *    This is the interface between the low-level console driver and the
00250     *    low-level frame buffer device
00251     */
00252 
00253 struct display {
00254     /* Filled in by the frame buffer device */
00255 
00256     struct fb_var_screeninfo var;   /* variable infos. yoffset and vmode */
00257                                     /* are updated by fbcon.c */
00258     struct fb_cmap cmap;            /* colormap */
00259     char *screen_base;              /* pointer to top of virtual screen */    
00260                                     /* (virtual address) */
00261     int visual;
00262     int type;                       /* see FB_TYPE_* */
00263     int type_aux;                   /* Interleave for interleaved Planes */
00264     u_short ypanstep;               /* zero if no hardware ypan */
00265     u_short ywrapstep;              /* zero if no hardware ywrap */
00266     u_long line_length;             /* length of a line in bytes */
00267     u_short can_soft_blank;         /* zero if no hardware blanking */
00268     u_short inverse;                /* != 0 text black on white as default */
00269     struct display_switch *dispsw;  /* low level operations */
00270     void *dispsw_data;              /* optional dispsw helper data */
00271 
00272 #if 0
00273     struct fb_fix_cursorinfo fcrsr;
00274     struct fb_var_cursorinfo *vcrsr;
00275     struct fb_cursorstate crsrstate;
00276 #endif
00277 
00278     /* Filled in by the low-level console driver */
00279 
00280     struct vc_data *conp;           /* pointer to console data */
00281     struct fb_info *fb_info;        /* frame buffer for this console */
00282     int vrows;                      /* number of virtual rows */
00283     unsigned short cursor_x;        /* current cursor position */
00284     unsigned short cursor_y;
00285     int fgcol;                      /* text colors */
00286     int bgcol;
00287     u_long next_line;               /* offset to one line below */
00288     u_long next_plane;              /* offset to next plane */
00289     u_char *fontdata;               /* Font associated to this display */
00290     unsigned short _fontheightlog;
00291     unsigned short _fontwidthlog;
00292     unsigned short _fontheight;
00293     unsigned short _fontwidth;
00294     int userfont;                   /* != 0 if fontdata kmalloc()ed */
00295     u_short scrollmode;             /* Scroll Method */
00296     short yscroll;                  /* Hardware scrolling */
00297     unsigned char fgshift, bgshift;
00298     unsigned short charmask;        /* 0xff or 0x1ff */
00299 };
00300 
00301 
00302 struct fb_info {
00303    char modename[40];                   /* default video mode */
00304    kdev_t node;
00305    int flags;
00306 #define FBINFO_FLAG_MODULE      1       /* Low-level driver is a module */
00307    struct fb_ops *fbops;
00308    struct fb_monspecs monspecs;
00309    struct display *disp;                /* initial display variable */
00310    struct vc_data *display_fg;          /* Console visible on this display */
00311    char fontname[40];                   /* default font name */
00312    int (*changevar)(int);               /* tell console var has changed */
00313    int (*switch_con)(int, struct fb_info*);
00314                                         /* tell fb to switch consoles */
00315    int (*updatevar)(int, struct fb_info*);
00316                                         /* tell fb to update the vars */
00317    void (*blank)(int, struct fb_info*); /* tell fb to (un)blank the screen */
00318                                         /* arg = 0: unblank */
00319                                         /* arg > 0: VESA level (arg-1) */
00320 
00321    /* From here on everything is device dependent */
00322 };
00323 
00324 #ifdef MODULE
00325 #define FBINFO_FLAG_DEFAULT     FBINFO_FLAG_MODULE
00326 #else
00327 #define FBINFO_FLAG_DEFAULT     0
00328 #endif
00329 
00330     /*
00331      *  This structure abstracts from the underlying hardware. It is not
00332      *  mandatory but used by the `generic' frame buffer operations.
00333      *  Read drivers/video/skeletonfb.c for more information.
00334      */
00335 
00336 struct fbgen_hwswitch {
00337     void (*detect)(void);
00338     int (*encode_fix)(struct fb_fix_screeninfo *fix, const void *par,
00339                       struct fb_info_gen *info);
00340     int (*decode_var)(const struct fb_var_screeninfo *var, void *par,
00341                       struct fb_info_gen *info);
00342     int (*encode_var)(struct fb_var_screeninfo *var, const void *par,
00343                       struct fb_info_gen *info);
00344     void (*get_par)(void *par, struct fb_info_gen *info);
00345     void (*set_par)(const void *par, struct fb_info_gen *info);
00346     int (*getcolreg)(unsigned regno, unsigned *red, unsigned *green,
00347                      unsigned *blue, unsigned *transp, struct fb_info *info);
00348     int (*setcolreg)(unsigned regno, unsigned red, unsigned green,
00349                      unsigned blue, unsigned transp, struct fb_info *info);
00350     int (*pan_display)(const struct fb_var_screeninfo *var,
00351                        struct fb_info_gen *info);
00352     int (*blank)(int blank_mode, struct fb_info_gen *info);
00353     void (*set_disp)(const void *par, struct display *disp,
00354                      struct fb_info_gen *info);
00355 };
00356 
00357 struct fb_info_gen {
00358     struct fb_info info;
00359 
00360     /* Entries for a generic frame buffer device */
00361     /* Yes, this starts looking like C++ */
00362     u_int parsize;
00363     struct fbgen_hwswitch *fbhw;
00364 
00365    /* From here on everything is device dependent */
00366 };
00367 
00368     /*
00369      *  `Generic' versions of the frame buffer device operations
00370      */
00371 
00372 extern int fbgen_get_fix(struct fb_fix_screeninfo *fix, int con,
00373                          struct fb_info *info);
00374 extern int fbgen_get_var(struct fb_var_screeninfo *var, int con,
00375                          struct fb_info *info);
00376 extern int fbgen_set_var(struct fb_var_screeninfo *var, int con,
00377                          struct fb_info *info);
00378 extern int fbgen_get_cmap(struct fb_cmap *cmap, int kspc, int con,
00379                           struct fb_info *info);
00380 extern int fbgen_set_cmap(struct fb_cmap *cmap, int kspc, int con,
00381                           struct fb_info *info);
00382 extern int fbgen_pan_display(struct fb_var_screeninfo *var, int con,
00383                              struct fb_info *info);
00384 extern int fbgen_ioctl(struct inode *inode, struct file *file,
00385                        unsigned int cmd, unsigned long arg, int con,
00386                        struct fb_info *info);
00387 
00388     /*
00389      *  Helper functions
00390      */
00391 
00392 extern int fbgen_do_set_var(struct fb_var_screeninfo *var, int isactive,
00393                             struct fb_info_gen *info);
00394 extern void fbgen_set_disp(int con, struct fb_info_gen *info);
00395 extern void fbgen_install_cmap(int con, struct fb_info_gen *info);
00396 extern int fbgen_update_var(int con, struct fb_info *info);
00397 extern int fbgen_switch(int con, struct fb_info *info);
00398 extern void fbgen_blank(int blank, struct fb_info *info);
00399 
00400 
00401 struct fb_videomode {
00402     const char *name;
00403     struct fb_var_screeninfo var;
00404 };
00405 
00406 
00407 /* drivers/video/fbmem.c */
00408 extern int register_framebuffer(struct fb_info *fb_info);
00409 extern int unregister_framebuffer(const struct fb_info *fb_info);
00410 extern int fbmon_valid_timings(u_int pixclock, u_int htotal, u_int vtotal,
00411                                const struct fb_info *fb_info);
00412 extern int fbmon_dpms(const struct fb_info *fb_info);
00413 
00414 
00415 extern int num_registered_fb;
00416 extern struct fb_info *registered_fb[FB_MAX];
00417 extern char con2fb_map[MAX_NR_CONSOLES];
00418 
00419 /* drivers/video/fbcon.c */
00420 extern struct display fb_display[MAX_NR_CONSOLES];
00421 
00422 /* drivers/video/fbcmap.c */
00423 extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp);
00424 extern void fb_copy_cmap(struct fb_cmap *from, struct fb_cmap *to,
00425                          int fsfromto);
00426 extern int fb_get_cmap(struct fb_cmap *cmap, int kspc,
00427                        int (*getcolreg)(u_int, u_int *, u_int *, u_int *,
00428                                         u_int *, struct fb_info *),
00429                        struct fb_info *fb_info);
00430 extern int fb_set_cmap(struct fb_cmap *cmap, int kspc,
00431                        int (*setcolreg)(u_int, u_int, u_int, u_int, u_int,
00432                                         struct fb_info *),
00433                        struct fb_info *fb_info);
00434 extern struct fb_cmap *fb_default_cmap(int len);
00435 extern void fb_invert_cmaps(void);
00436 
00437 /* VESA Blanking Levels */
00438 #define VESA_NO_BLANKING        0
00439 #define VESA_VSYNC_SUSPEND      1
00440 #define VESA_HSYNC_SUSPEND      2
00441 #define VESA_POWERDOWN          3
00442 
00443 #endif /* __KERNEL__ */
00444 
00445 #if 1
00446 
00447 #define FBCMD_GET_CURRENTPAR    0xDEAD0005
00448 #define FBCMD_SET_CURRENTPAR    0xDEAD8005
00449 
00450 #endif
00451 
00452 
00453 #if 1 /* Preliminary */
00454 
00455    /*
00456     *    Hardware Cursor
00457     */
00458 
00459 #define FBIOGET_FCURSORINFO     0x4607
00460 #define FBIOGET_VCURSORINFO     0x4608
00461 #define FBIOPUT_VCURSORINFO     0x4609
00462 #define FBIOGET_CURSORSTATE     0x460A
00463 #define FBIOPUT_CURSORSTATE     0x460B
00464 
00465 
00466 struct fb_fix_cursorinfo {
00467         __u16 crsr_width;               /* width and height of the cursor in */
00468         __u16 crsr_height;              /* pixels (zero if no cursor)   */
00469         __u16 crsr_xsize;               /* cursor size in display pixels */
00470         __u16 crsr_ysize;
00471         __u16 crsr_color1;              /* colormap entry for cursor color1 */
00472         __u16 crsr_color2;              /* colormap entry for cursor color2 */
00473 };
00474 
00475 struct fb_var_cursorinfo {
00476         __u16 width;
00477         __u16 height;
00478         __u16 xspot;
00479         __u16 yspot;
00480         __u8 data[1];                   /* field with [height][width]        */
00481 };
00482 
00483 struct fb_cursorstate {
00484         __s16 xoffset;
00485         __s16 yoffset;
00486         __u16 mode;
00487 };
00488 
00489 #define FB_CURSOR_OFF           0
00490 #define FB_CURSOR_ON            1
00491 #define FB_CURSOR_FLASH         2
00492 
00493 #endif /* Preliminary */
00494 
00495 #endif /* _LINUX_FB_H */