http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/fb.h

#ifndef _LINUX_FB_H #define _LINUX_FB_H #include <asm/types.h> /* Definitions of frame buffers */ #define FB_MAJOR 29 #define FB_MAX 32 /* sufficient for now */ /* 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 #ifdef __KERNEL__ #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor_user) #else #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor) #endif /* 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 /* arg: 0 or vesa level + 1 */ #define FBIOGET_VBLANK _IOR('F', 0x12, struct fb_vblank) #define FBIO_ALLOC 0x4613 #define FBIO_FREE 0x4614 #define FBIOGET_GLYPH 0x4615 #define FBIOGET_HWCINFO 0x4616 #define FBIOPUT_MODEINFO 0x4617 #define FBIOGET_DISPINFO 0x4618 #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_TYPE_VGA_PLANES 4 /* EGA/VGA planes */ #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_AUX_VGA_PLANES_VGA4 0 /* 16 color planes (EGA/VGA) */ #define FB_AUX_VGA_PLANES_CFB4 1 /* CFB4 in planes (VGA) */ #define FB_AUX_VGA_PLANES_CFB8 2 /* CFB8 in planes (VGA) */ #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 */ #define FB_ACCEL_IGS_CYBER2000 33 /* CyberPro 2000 */ #define FB_ACCEL_IGS_CYBER2010 34 /* CyberPro 2010 */ #define FB_ACCEL_IGS_CYBER5000 35 /* CyberPro 5000 */ #define FB_ACCEL_SIS_GLAMOUR 36 /* SiS 300/630/540 */ #define FB_ACCEL_3DLABS_PERMEDIA3 37 /* 3Dlabs Permedia 3 */ #define FB_ACCEL_ATI_RADEON 38 /* ATI Radeon family */ #define FB_ACCEL_I810 39 /* Intel 810/815 */ #define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 650, 740 */ #define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre") */ #define FB_ACCEL_I830 42 /* Intel 830M/845G/85x/865G */ #define FB_ACCEL_NV_10 43 /* nVidia Arch 10 */ #define FB_ACCEL_NV_20 44 /* nVidia Arch 20 */ #define FB_ACCEL_NV_30 45 /* nVidia Arch 30 */ #define FB_ACCEL_NV_40 46 /* nVidia Arch 40 */ #define FB_ACCEL_XGI_VOLARI_V 47 /* XGI Volari V3XT, V5, V8 */ #define FB_ACCEL_XGI_VOLARI_Z 48 /* XGI Volari Z7 */ #define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */ #define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */ #define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */ #define FB_ACCEL_NEOMAGIC_NM2097 93 /* NeoMagic NM2097 */ #define FB_ACCEL_NEOMAGIC_NM2160 94 /* NeoMagic NM2160 */ #define FB_ACCEL_NEOMAGIC_NM2200 95 /* NeoMagic NM2200 */ #define FB_ACCEL_NEOMAGIC_NM2230 96 /* NeoMagic NM2230 */ #define FB_ACCEL_NEOMAGIC_NM2360 97 /* NeoMagic NM2360 */ #define FB_ACCEL_NEOMAGIC_NM2380 98 /* NeoMagic NM2380 */ #define FB_ACCEL_SAVAGE4 0x80 /* S3 Savage4 */ #define FB_ACCEL_SAVAGE3D 0x81 /* S3 Savage3D */ #define FB_ACCEL_SAVAGE3D_MV 0x82 /* S3 Savage3D-MV */ #define FB_ACCEL_SAVAGE2000 0x83 /* S3 Savage2000 */ #define FB_ACCEL_SAVAGE_MX_MV 0x84 /* S3 Savage/MX-MV */ #define FB_ACCEL_SAVAGE_MX 0x85 /* S3 Savage/MX */ #define FB_ACCEL_SAVAGE_IX_MV 0x86 /* S3 Savage/IX-MV */ #define FB_ACCEL_SAVAGE_IX 0x87 /* S3 Savage/IX */ #define FB_ACCEL_PROSAVAGE_PM 0x88 /* S3 ProSavage PM133 */ #define FB_ACCEL_PROSAVAGE_KM 0x89 /* S3 ProSavage KM133 */ #define FB_ACCEL_S3TWISTER_P 0x8a /* S3 Twister */ #define FB_ACCEL_S3TWISTER_K 0x8b /* S3 TwisterK */ #define FB_ACCEL_SUPERSAVAGE 0x8c /* S3 Supersavage */ #define FB_ACCEL_PROSAVAGE_DDR 0x8d /* S3 ProSavage DDR */ #define FB_ACCEL_PROSAVAGE_DDRK 0x8e /* S3 ProSavage DDR-K */ struct fb_fix_screeninfo { char id[16]; /* identification string eg "TT Builtin" */ unsigned long 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 */ unsigned long mmio_start; /* Start of Memory Mapped I/O */ /* (physical address) */ __u32 mmio_len; /* Length of Memory Mapped I/O */ __u32 accel; /* Indicate to driver which */ /* specific chip/card we have */ __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_ACTIVATE_FORCE 128 /* force apply even when no change*/ #define FB_ACTIVATE_INV_MODE 256 /* invalidate videomode */ #define FB_ACCELF_TEXT 1 /* (OBSOLETE) see fb_info.flags and vc_mode */ #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 */ /* * Display rotation support */ #define FB_ROTATE_UR 0 #define FB_ROTATE_CW 1 #define FB_ROTATE_UD 2 #define FB_ROTATE_CCW 3 #define PICOS2KHZ(a) (1000000000UL/(a)) #define KHZ2PICOS(a) (1000000000UL/(a)) 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; /* (OBSOLETE) see fb_info.flags */ /* 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 rotate; /* angle we rotate counter clockwise */ __u32 reserved[5]; /* 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; }; /* VESA Blanking Levels */ #define VESA_NO_BLANKING 0 #define VESA_VSYNC_SUSPEND 1 #define VESA_HSYNC_SUSPEND 2 #define VESA_POWERDOWN 3 enum { /* screen: unblanked, hsync: on, vsync: on */ FB_BLANK_UNBLANK = VESA_NO_BLANKING, /* screen: blanked, hsync: on, vsync: on */ FB_BLANK_NORMAL = VESA_NO_BLANKING + 1, /* screen: blanked, hsync: on, vsync: off */ FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1, /* screen: blanked, hsync: off, vsync: on */ FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1, /* screen: blanked, hsync: off, vsync: off */ FB_BLANK_POWERDOWN = VESA_POWERDOWN + 1 }; #define FB_VBLANK_VBLANKING 0x001 /* currently in a vertical blank */ #define FB_VBLANK_HBLANKING 0x002 /* currently in a horizontal blank */ #define FB_VBLANK_HAVE_VBLANK 0x004 /* vertical blanks can be detected */ #define FB_VBLANK_HAVE_HBLANK 0x008 /* horizontal blanks can be detected */ #define FB_VBLANK_HAVE_COUNT 0x010 /* global retrace counter is available */ #define FB_VBLANK_HAVE_VCOUNT 0x020 /* the vcount field is valid */ #define FB_VBLANK_HAVE_HCOUNT 0x040 /* the hcount field is valid */ #define FB_VBLANK_VSYNCING 0x080 /* currently in a vsync */ #define FB_VBLANK_HAVE_VSYNC 0x100 /* verical syncs can be detected */ struct fb_vblank { __u32 flags; /* FB_VBLANK flags */ __u32 count; /* counter of retraces since boot */ __u32 vcount; /* current scanline position */ __u32 hcount; /* current scandot position */ __u32 reserved[4]; /* reserved for future compatibility */ }; /* Internal HW accel */ #define ROP_COPY 0 #define ROP_XOR 1 struct fb_copyarea { __u32 dx; __u32 dy; __u32 width; __u32 height; __u32 sx; __u32 sy; }; struct fb_fillrect { __u32 dx; /* screen-relative */ __u32 dy; __u32 width; __u32 height; __u32 color; __u32 rop; }; struct fb_image { __u32 dx; /* Where to place image */ __u32 dy; __u32 width; /* Size of image */ __u32 height; __u32 fg_color; /* Only used when a mono bitmap */ __u32 bg_color; __u8 depth; /* Depth of the image */ const char *data; /* Pointer to image data */ struct fb_cmap cmap; /* color map info */ }; /* * hardware cursor control */ #define FB_CUR_SETIMAGE 0x01 #define FB_CUR_SETPOS 0x02 #define FB_CUR_SETHOT 0x04 #define FB_CUR_SETCMAP 0x08 #define FB_CUR_SETSHAPE 0x10 #define FB_CUR_SETSIZE 0x20 #define FB_CUR_SETALL 0xFF struct fbcurpos { __u16 x, y; }; struct fb_cursor { __u16 set; /* what to set */ __u16 enable; /* cursor on/off */ __u16 rop; /* bitop operation */ const char *mask; /* cursor mask bits */ struct fbcurpos hot; /* cursor hot spot */ struct fb_image image; /* Cursor image */ }; #ifdef __KERNEL__ #include <linux/fs.h> #include <linux/init.h> #include <linux/tty.h> #include <linux/device.h> #include <linux/workqueue.h> #include <linux/devfs_fs_kernel.h> #include <linux/notifier.h> #include <linux/list.h> #include <asm/io.h> struct vm_area_struct; struct fb_info; struct device; struct file; /* Definitions below are used in the parsed monitor specs */ #define FB_DPMS_ACTIVE_OFF 1 #define FB_DPMS_SUSPEND 2 #define FB_DPMS_STANDBY 4 #define FB_DISP_DDI 1 #define FB_DISP_ANA_700_300 2 #define FB_DISP_ANA_714_286 4 #define FB_DISP_ANA_1000_400 8 #define FB_DISP_ANA_700_000 16 #define FB_DISP_MONO 32 #define FB_DISP_RGB 64 #define FB_DISP_MULTI 128 #define FB_DISP_UNKNOWN 256 #define FB_SIGNAL_NONE 0 #define FB_SIGNAL_BLANK_BLANK 1 #define FB_SIGNAL_SEPARATE 2 #define FB_SIGNAL_COMPOSITE 4 #define FB_SIGNAL_SYNC_ON_GREEN 8 #define FB_SIGNAL_SERRATION_ON 16 #define FB_MISC_PRIM_COLOR 1 #define FB_MISC_1ST_DETAIL 2 /* First Detailed Timing is preferred */ struct fb_chroma { __u32 redx; /* in fraction of 1024 */ __u32 greenx; __u32 bluex; __u32 whitex; __u32 redy; __u32 greeny; __u32 bluey; __u32 whitey; }; struct fb_monspecs { struct fb_chroma chroma; struct fb_videomode *modedb; /* mode database */ __u8 manufacturer[4]; /* Manufacturer */ __u8 monitor[14]; /* Monitor String */ __u8 serial_no[14]; /* Serial Number */ __u8 ascii[14]; /* ? */ __u32 modedb_len; /* mode database length */ __u32 model; /* Monitor Model */ __u32 serial; /* Serial Number - Integer */ __u32 year; /* Year manufactured */ __u32 week; /* Week Manufactured */ __u32 hfmin; /* hfreq lower limit (Hz) */ __u32 hfmax; /* hfreq upper limit (Hz) */ __u32 dclkmin; /* pixelclock lower limit (Hz) */ __u32 dclkmax; /* pixelclock upper limit (Hz) */ __u16 input; /* display type - see FB_DISP_* */ __u16 dpms; /* DPMS support - see FB_DPMS_ */ __u16 signal; /* Signal Type - see FB_SIGNAL_* */ __u16 vfmin; /* vfreq lower limit (Hz) */ __u16 vfmax; /* vfreq upper limit (Hz) */ __u16 gamma; /* Gamma - in fractions of 100 */ __u16 gtf : 1; /* supports GTF */ __u16 misc; /* Misc flags - see FB_MISC_* */ __u8 version; /* EDID version... */ __u8 revision; /* ...and revision */ __u8 max_x; /* Maximum horizontal size (cm) */ __u8 max_y; /* Maximum vertical size (cm) */ }; struct fb_cmap_user { __u32 start; /* First entry */ __u32 len; /* Number of entries */ __u16 __user *red; /* Red values */ __u16 __user *green; __u16 __user *blue; __u16 __user *transp; /* transparency, can be NULL */ }; struct fb_image_user { __u32 dx; /* Where to place image */ __u32 dy; __u32 width; /* Size of image */ __u32 height; __u32 fg_color; /* Only used when a mono bitmap */ __u32 bg_color; __u8 depth; /* Depth of the image */ const char __user *data; /* Pointer to image data */ struct fb_cmap_user cmap; /* color map info */ }; struct fb_cursor_user { __u16 set; /* what to set */ __u16 enable; /* cursor on/off */ __u16 rop; /* bitop operation */ const char __user *mask; /* cursor mask bits */ struct fbcurpos hot; /* cursor hot spot */ struct fb_image_user image; /* Cursor image */ }; /* * Register/unregister for framebuffer events */ /* The resolution of the passed in fb_info about to change */ #define FB_EVENT_MODE_CHANGE 0x01 /* The display on this fb_info is beeing suspended, no access to the * framebuffer is allowed any more after that call returns */ #define FB_EVENT_SUSPEND 0x02 /* The display on this fb_info was resumed, you can restore the display * if you own it */ #define FB_EVENT_RESUME 0x03 /* An entry from the modelist was removed */ #define FB_EVENT_MODE_DELETE 0x04 /* A driver registered itself */ #define FB_EVENT_FB_REGISTERED 0x05 /* CONSOLE-SPECIFIC: get console to framebuffer mapping */ #define FB_EVENT_GET_CONSOLE_MAP 0x06 /* CONSOLE-SPECIFIC: set console to framebuffer mapping */ #define FB_EVENT_SET_CONSOLE_MAP 0x07 /* A display blank is requested */ #define FB_EVENT_BLANK 0x08 /* Private modelist is to be replaced */ #define FB_EVENT_NEW_MODELIST 0x09 /* The resolution of the passed in fb_info about to change and all vc's should be changed */ #define FB_EVENT_MODE_CHANGE_ALL 0x0A /* CONSOLE-SPECIFIC: set console rotation */ #define FB_EVENT_SET_CON_ROTATE 0x0B /* CONSOLE-SPECIFIC: get console rotation */ #define FB_EVENT_GET_CON_ROTATE 0x0C /* CONSOLE-SPECIFIC: rotate all consoles */ #define FB_EVENT_SET_CON_ROTATE_ALL 0x0D struct fb_event { struct fb_info *info; void *data; }; extern int fb_register_client(struct notifier_block *nb); extern int fb_unregister_client(struct notifier_block *nb); /* * Pixmap structure definition * * The purpose of this structure is to translate data * from the hardware independent format of fbdev to what * format the hardware needs. */ #define FB_PIXMAP_DEFAULT 1 /* used internally by fbcon */ #define FB_PIXMAP_SYSTEM 2 /* memory is in system RAM */ #define FB_PIXMAP_IO 4 /* memory is iomapped */ #define FB_PIXMAP_SYNC 256 /* set if GPU can DMA */ struct fb_pixmap { u8 *addr; /* pointer to memory */ u32 size; /* size of buffer in bytes */ u32 offset; /* current offset to buffer */ u32 buf_align; /* byte alignment of each bitmap */ u32 scan_align; /* alignment per scanline */ u32 access_align; /* alignment per read/write (bits) */ u32 flags; /* see FB_PIXMAP_* */ /* access methods */ void (*writeio)(struct fb_info *info, void __iomem *dst, void *src, unsigned int size); void (*readio) (struct fb_info *info, void *dst, void __iomem *src, unsigned int size); }; /* * Frame buffer operations * * LOCKING NOTE: those functions must _ALL_ be called with the console * semaphore held, this is the only suitable locking mecanism we have * in 2.6. Some may be called at interrupt time at this point though. */ struct fb_ops { /* open/release and usage marking */ struct module *owner; int (*fb_open)(struct fb_info *info, int user); int (*fb_release)(struct fb_info *info, int user); /* For framebuffers with strange non linear layouts or that do not * work with normal memory mapped access */ ssize_t (*fb_read)(struct file *file, char __user *buf, size_t count, loff_t *ppos); ssize_t (*fb_write)(struct file *file, const char __user *buf, size_t count, loff_t *ppos); /* checks var and eventually tweaks it to something supported, * DO NOT MODIFY PAR */ int (*fb_check_var)(struct fb_var_screeninfo *var, struct fb_info *info); /* set the video mode according to info->var */ int (*fb_set_par)(struct fb_info *info); /* set color register */ int (*fb_setcolreg)(unsigned regno, unsigned red, unsigned green, unsigned blue, unsigned transp, struct fb_info *info); /* set color registers in batch */ int (*fb_setcmap)(struct fb_cmap *cmap, struct fb_info *info); /* blank display */ int (*fb_blank)(int blank, struct fb_info *info); /* pan display */ int (*fb_pan_display)(struct fb_var_screeninfo *var, struct fb_info *info); /* Draws a rectangle */ void (*fb_fillrect) (struct fb_info *info, const struct fb_fillrect *rect); /* Copy data from area to another */ void (*fb_copyarea) (struct fb_info *info, const struct fb_copyarea *region); /* Draws a image to the display */ void (*fb_imageblit) (struct fb_info *info, const struct fb_image *image); /* Draws cursor */ int (*fb_cursor) (struct fb_info *info, struct fb_cursor *cursor); /* Rotates the display */ void (*fb_rotate)(struct fb_info *info, int angle); /* wait for blit idle, optional */ int (*fb_sync)(struct fb_info *info); /* perform fb specific ioctl (optional) */ int (*fb_ioctl)(struct fb_info *info, unsigned int cmd, unsigned long arg); /* Handle 32bit compat ioctl (optional) */ int (*fb_compat_ioctl)(struct fb_info *info, unsigned cmd, unsigned long arg); /* perform fb specific mmap */ int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma); /* save current hardware state */ void (*fb_save_state)(struct fb_info *info); /* restore saved state */ void (*fb_restore_state)(struct fb_info *info); }; #ifdef CONFIG_FB_TILEBLITTING #define FB_TILE_CURSOR_NONE 0 #define FB_TILE_CURSOR_UNDERLINE 1 #define FB_TILE_CURSOR_LOWER_THIRD 2 #define FB_TILE_CURSOR_LOWER_HALF 3 #define FB_TILE_CURSOR_TWO_THIRDS 4 #define FB_TILE_CURSOR_BLOCK 5 struct fb_tilemap { __u32 width; /* width of each tile in pixels */ __u32 height; /* height of each tile in scanlines */ __u32 depth; /* color depth of each tile */ __u32 length; /* number of tiles in the map */ const __u8 *data; /* actual tile map: a bitmap array, packed to the nearest byte */ }; struct fb_tilerect { __u32 sx; /* origin in the x-axis */ __u32 sy; /* origin in the y-axis */ __u32 width; /* number of tiles in the x-axis */ __u32 height; /* number of tiles in the y-axis */ __u32 index; /* what tile to use: index to tile map */ __u32 fg; /* foreground color */ __u32 bg; /* background color */ __u32 rop; /* raster operation */ }; struct fb_tilearea { __u32 sx; /* source origin in the x-axis */ __u32 sy; /* source origin in the y-axis */ __u32 dx; /* destination origin in the x-axis */ __u32 dy; /* destination origin in the y-axis */ __u32 width; /* number of tiles in the x-axis */ __u32 height; /* number of tiles in the y-axis */ }; struct fb_tileblit { __u32 sx; /* origin in the x-axis */ __u32 sy; /* origin in the y-axis */ __u32 width; /* number of tiles in the x-axis */ __u32 height; /* number of tiles in the y-axis */ __u32 fg; /* foreground color */ __u32 bg; /* background color */ __u32 length; /* number of tiles to draw */ __u32 *indices; /* array of indices to tile map */ }; struct fb_tilecursor { __u32 sx; /* cursor position in the x-axis */ __u32 sy; /* cursor position in the y-axis */ __u32 mode; /* 0 = erase, 1 = draw */ __u32 shape; /* see FB_TILE_CURSOR_* */ __u32 fg; /* foreground color */ __u32 bg; /* background color */ }; struct fb_tile_ops { /* set tile characteristics */ void (*fb_settile)(struct fb_info *info, struct fb_tilemap *map); /* all dimensions from hereon are in terms of tiles */ /* move a rectangular region of tiles from one area to another*/ void (*fb_tilecopy)(struct fb_info *info, struct fb_tilearea *area); /* fill a rectangular region with a tile */ void (*fb_tilefill)(struct fb_info *info, struct fb_tilerect *rect); /* copy an array of tiles */ void (*fb_tileblit)(struct fb_info *info, struct fb_tileblit *blit); /* cursor */ void (*fb_tilecursor)(struct fb_info *info, struct fb_tilecursor *cursor); }; #endif /* CONFIG_FB_TILEBLITTING */ /* FBINFO_* = fb_info.flags bit flags */ #define FBINFO_MODULE 0x0001 /* Low-level driver is a module */ #define FBINFO_HWACCEL_DISABLED 0x0002 /* When FBINFO_HWACCEL_DISABLED is set: * Hardware acceleration is turned off. Software implementations * of required functions (copyarea(), fillrect(), and imageblit()) * takes over; acceleration engine should be in a quiescent state */ /* hints */ #define FBINFO_PARTIAL_PAN_OK 0x0040 /* otw use pan only for double-buffering */ #define FBINFO_READS_FAST 0x0080 /* soft-copy faster than rendering */ /* hardware supported ops */ /* semantics: when a bit is set, it indicates that the operation is * accelerated by hardware. * required functions will still work even if the bit is not set. * optional functions may not even exist if the flag bit is not set. */ #define FBINFO_HWACCEL_NONE 0x0000 #define FBINFO_HWACCEL_COPYAREA 0x0100 /* required */ #define FBINFO_HWACCEL_FILLRECT 0x0200 /* required */ #define FBINFO_HWACCEL_IMAGEBLIT 0x0400 /* required */ #define FBINFO_HWACCEL_ROTATE 0x0800 /* optional */ #define FBINFO_HWACCEL_XPAN 0x1000 /* optional */ #define FBINFO_HWACCEL_YPAN 0x2000 /* optional */ #define FBINFO_HWACCEL_YWRAP 0x4000 /* optional */ #define FBINFO_MISC_USEREVENT 0x10000 /* event request from userspace */ #define FBINFO_MISC_TILEBLITTING 0x20000 /* use tile blitting */ /* A driver may set this flag to indicate that it does want a set_par to be * called every time when fbcon_switch is executed. The advantage is that with * this flag set you can really be shure that set_par is always called before * any of the functions dependant on the correct hardware state or altering * that state, even if you are using some broken X releases. The disadvantage * is that it introduces unwanted delays to every console switch if set_par * is slow. It is a good idea to try this flag in the drivers initialization * code whenever there is a bug report related to switching between X and the * framebuffer console. */ #define FBINFO_MISC_ALWAYS_SETPAR 0x40000 struct fb_info { int node; int flags; struct fb_var_screeninfo var; /* Current var */ struct fb_fix_screeninfo fix; /* Current fix */ struct fb_monspecs monspecs; /* Current Monitor specs */ struct work_struct queue; /* Framebuffer event queue */ struct fb_pixmap pixmap; /* Image hardware mapper */ struct fb_pixmap sprite; /* Cursor hardware mapper */ struct fb_cmap cmap; /* Current cmap */ struct list_head modelist; /* mode list */ struct fb_videomode *mode; /* current mode */ struct fb_ops *fbops; struct device *device; struct class_device *class_device; /* sysfs per device attrs */ #ifdef CONFIG_FB_TILEBLITTING struct fb_tile_ops *tileops; /* Tile Blitting */ #endif char __iomem *screen_base; /* Virtual address */ unsigned long screen_size; /* Amount of ioremapped VRAM or 0 */ void *pseudo_palette; /* Fake palette of 16 colors */ #define FBINFO_STATE_RUNNING 0 #define FBINFO_STATE_SUSPENDED 1 u32 state; /* Hardware state i.e suspend */ void *fbcon_par; /* fbcon use-only private area */ /* From here on everything is device dependent */ void *par; }; #ifdef MODULE #define FBINFO_DEFAULT FBINFO_MODULE #else #define FBINFO_DEFAULT 0 #endif // This will go away #define FBINFO_FLAG_MODULE FBINFO_MODULE #define FBINFO_FLAG_DEFAULT FBINFO_DEFAULT /* This will go away * fbset currently hacks in FB_ACCELF_TEXT into var.accel_flags * when it wants to turn the acceleration engine on. This is * really a separate operation, and should be modified via sysfs. * But for now, we leave it broken with the following define */ #define STUPID_ACCELF_TEXT_SHIT // This will go away #if defined(__sparc__) /* We map all of our framebuffers such that big-endian accesses * are what we want, so the following is sufficient. */ // This will go away #define fb_readb sbus_readb #define fb_readw sbus_readw #define fb_readl sbus_readl #define fb_readq sbus_readq #define fb_writeb sbus_writeb #define fb_writew sbus_writew #define fb_writel sbus_writel #define fb_writeq sbus_writeq #define fb_memset sbus_memset_io #elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || (defined(__sh__) && !defined(__SH5__)) || defined(__powerpc__) #define fb_readb __raw_readb #define fb_readw __raw_readw #define fb_readl __raw_readl #define fb_readq __raw_readq #define fb_writeb __raw_writeb #define fb_writew __raw_writew #define fb_writel __raw_writel #define fb_writeq __raw_writeq #define fb_memset memset_io #else #define fb_readb(addr) (*(volatile u8 *) (addr)) #define fb_readw(addr) (*(volatile u16 *) (addr)) #define fb_readl(addr) (*(volatile u32 *) (addr)) #define fb_readq(addr) (*(volatile u64 *) (addr)) #define fb_writeb(b,addr) (*(volatile u8 *) (addr) = (b)) #define fb_writew(b,addr) (*(volatile u16 *) (addr) = (b)) #define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b)) #define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b)) #define fb_memset memset #endif #if defined (__BIG_ENDIAN) #define FB_LEFT_POS(bpp) (32 - bpp) #define FB_SHIFT_HIGH(val, bits) ((val) >> (bits)) #define FB_SHIFT_LOW(val, bits) ((val) << (bits)) #define FB_BIT_NR(b) (7 - (b)) #else #define FB_LEFT_POS(bpp) (0) #define FB_SHIFT_HIGH(val, bits) ((val) << (bits)) #define FB_SHIFT_LOW(val, bits) ((val) >> (bits)) #define FB_BIT_NR(b) (b) #endif /* * `Generic' versions of the frame buffer device operations */ extern int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var); extern int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var); extern int fb_blank(struct fb_info *info, int blank); extern void cfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect); extern void cfb_copyarea(struct fb_info *info, const struct fb_copyarea *area); extern void cfb_imageblit(struct fb_info *info, const struct fb_image *image); /* drivers/video/fbmem.c */ extern int register_framebuffer(struct fb_info *fb_info); extern int unregister_framebuffer(struct fb_info *fb_info); extern int fb_prepare_logo(struct fb_info *fb_info, int rotate); extern int fb_show_logo(struct fb_info *fb_info, int rotate); extern char* fb_get_buffer_offset(struct fb_info *info, struct fb_pixmap *buf, u32 size); extern void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx, u32 height, u32 shift_high, u32 shift_low, u32 mod); extern void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height); extern void fb_set_suspend(struct fb_info *info, int state); extern int fb_get_color_depth(struct fb_var_screeninfo *var, struct fb_fix_screeninfo *fix); extern int fb_get_options(char *name, char **option); extern int fb_new_modelist(struct fb_info *info); extern int fb_con_duit(struct fb_info *info, int event, void *data); extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height) { int i, j; d_pitch -= s_pitch; for (i = height; i--; ) { /* s_pitch is a few bytes at the most, memcpy is suboptimal */ for (j = 0; j < s_pitch; j++) *dst++ = *src++; dst += d_pitch; } } /* drivers/video/fbsysfs.c */ extern struct fb_info *framebuffer_alloc(size_t size, struct device *dev); extern void framebuffer_release(struct fb_info *info); extern int fb_init_class_device(struct fb_info *fb_info); extern void fb_cleanup_class_device(struct fb_info *head); /* drivers/video/fbmon.c */ #define FB_MAXTIMINGS 0 #define FB_VSYNCTIMINGS 1 #define FB_HSYNCTIMINGS 2 #define FB_DCLKTIMINGS 3 #define FB_IGNOREMON 0x100 #define FB_MODE_IS_UNKNOWN 0 #define FB_MODE_IS_DETAILED 1 #define FB_MODE_IS_STANDARD 2 #define FB_MODE_IS_VESA 4 #define FB_MODE_IS_CALCULATED 8 #define FB_MODE_IS_FIRST 16 #define FB_MODE_IS_FROM_VAR 32 extern int fbmon_valid_timings(u_int pixclock, u_int htotal, u_int vtotal, const struct fb_info *fb_info); extern int fbmon_dpms(const struct fb_info *fb_info); extern int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var, struct fb_info *info); extern int fb_validate_mode(const struct fb_var_screeninfo *var, struct fb_info *info); extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var); extern const unsigned char *fb_firmware_edid(struct device *device); extern void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs); extern void fb_destroy_modedb(struct fb_videomode *modedb); extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb); /* drivers/video/modedb.c */ #define VESA_MODEDB_SIZE 34 extern void fb_var_to_videomode(struct fb_videomode *mode, struct fb_var_screeninfo *var); extern void fb_videomode_to_var(struct fb_var_screeninfo *var, struct fb_videomode *mode); extern int fb_mode_is_equal(struct fb_videomode *mode1, struct fb_videomode *mode2); extern int fb_add_videomode(struct fb_videomode *mode, struct list_head *head); extern void fb_delete_videomode(struct fb_videomode *mode, struct list_head *head); extern struct fb_videomode *fb_match_mode(struct fb_var_screeninfo *var, struct list_head *head); extern struct fb_videomode *fb_find_best_mode(struct fb_var_screeninfo *var, struct list_head *head); extern struct fb_videomode *fb_find_nearest_mode(struct fb_videomode *mode, struct list_head *head); extern void fb_destroy_modelist(struct list_head *head); extern void fb_videomode_to_modelist(struct fb_videomode *modedb, int num, struct list_head *head); extern struct fb_videomode *fb_find_best_display(struct fb_monspecs *specs, struct list_head *head); /* drivers/video/fbcmap.c */ extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp); extern void fb_dealloc_cmap(struct fb_cmap *cmap); extern int fb_copy_cmap(struct fb_cmap *from, struct fb_cmap *to); extern int fb_cmap_to_user(struct fb_cmap *from, struct fb_cmap_user *to); extern int fb_set_cmap(struct fb_cmap *cmap, struct fb_info *fb_info); extern int fb_set_user_cmap(struct fb_cmap_user *cmap, struct fb_info *fb_info); extern struct fb_cmap *fb_default_cmap(int len); extern void fb_invert_cmaps(void); 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; }; extern const struct fb_videomode vesa_modes[]; struct fb_modelist { struct list_head list; struct fb_videomode mode; }; extern int fb_find_mode(struct fb_var_screeninfo *var, struct fb_info *info, const char *mode_option, const struct fb_videomode *db, unsigned int dbsize, const struct fb_videomode *default_mode, unsigned int default_bpp); #endif /* __KERNEL__ */ #endif /* _LINUX_FB_H */