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fb.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _LINUX_FB_H #define _LINUX_FB_H #include <linux/types.h> #include <linux/i2c.h> /* Definitions of frame buffers */ #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 #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor) /* 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 FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32) #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_TYPE_FOURCC 5 /* Type identified by a V4L2 FOURCC */ #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_TEXT_SVGA_GROUP 8 /* 8-15: SVGA tileblit compatible modes */ #define FB_AUX_TEXT_SVGA_MASK 7 /* lower three bits says step */ #define FB_AUX_TEXT_SVGA_STEP2 8 /* SVGA text mode: text, attr */ #define FB_AUX_TEXT_SVGA_STEP4 9 /* SVGA text mode: text, attr, 2 reserved bytes */ #define FB_AUX_TEXT_SVGA_STEP8 10 /* SVGA text mode: text, attr, 6 reserved bytes */ #define FB_AUX_TEXT_SVGA_STEP16 11 /* SVGA text mode: text, attr, 14 reserved bytes */ #define FB_AUX_TEXT_SVGA_LAST 15 /* reserved up to 15 */ #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_VISUAL_FOURCC 6 /* Visual identified by a V4L2 FOURCC */ #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_OMAP1610 49 /* TI OMAP16xx */ #define FB_ACCEL_TRIDENT_TGUI 50 /* Trident TGUI */ #define FB_ACCEL_TRIDENT_3DIMAGE 51 /* Trident 3DImage */ #define FB_ACCEL_TRIDENT_BLADE3D 52 /* Trident Blade3D */ #define FB_ACCEL_TRIDENT_BLADEXP 53 /* Trident BladeXP */ #define FB_ACCEL_CIRRUS_ALPINE 53 /* Cirrus Logic 543x/544x/5480 */ #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_PXA3XX 99 /* PXA3xx */ #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 */ #define FB_ACCEL_PUV3_UNIGFX 0xa0 /* PKUnity-v3 Unigfx */ #define FB_CAP_FOURCC 1 /* Device supports FOURCC-based formats */ 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 capabilities; /* see FB_CAP_* */ __u16 reserved[2]; /* 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. * * 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 */ }; #define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */ #define FB_NONSTD_REV_PIX_IN_B 2 /* order of pixels in each byte is reversed */ #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_ACTIVATE_KD_TEXT 512 /* for KDSET vt ioctl */ #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_ODD_FLD_FIRST 4 /* interlaced: top line first */ #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 = color, 1 = grayscale, */ /* >1 = FOURCC */ 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 colorspace; /* colorspace for FOURCC-based modes */ __u32 reserved[4]; /* 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 */ }; /* Settings for the generic backlight code */ #define FB_BACKLIGHT_LEVELS 128 #define FB_BACKLIGHT_MAX 0xFF #endif /* _LINUX_FB_H */
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