fb.h (16334B) - Raw
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _LINUX_FB_H 3 #define _LINUX_FB_H 4 5 #include <linux/types.h> 6 #include <linux/i2c.h> 7 #include <linux/vesa.h> 8 9 /* Definitions of frame buffers */ 10 11 #define FB_MAX 32 /* sufficient for now */ 12 13 /* ioctls 14 0x46 is 'F' */ 15 #define FBIOGET_VSCREENINFO 0x4600 16 #define FBIOPUT_VSCREENINFO 0x4601 17 #define FBIOGET_FSCREENINFO 0x4602 18 #define FBIOGETCMAP 0x4604 19 #define FBIOPUTCMAP 0x4605 20 #define FBIOPAN_DISPLAY 0x4606 21 #define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor) 22 /* 0x4607-0x460B are defined below */ 23 /* #define FBIOGET_MONITORSPEC 0x460C */ 24 /* #define FBIOPUT_MONITORSPEC 0x460D */ 25 /* #define FBIOSWITCH_MONIBIT 0x460E */ 26 #define FBIOGET_CON2FBMAP 0x460F 27 #define FBIOPUT_CON2FBMAP 0x4610 28 #define FBIOBLANK 0x4611 /* arg: 0 or vesa level + 1 */ 29 #define FBIOGET_VBLANK _IOR('F', 0x12, struct fb_vblank) 30 #define FBIO_ALLOC 0x4613 31 #define FBIO_FREE 0x4614 32 #define FBIOGET_GLYPH 0x4615 33 #define FBIOGET_HWCINFO 0x4616 34 #define FBIOPUT_MODEINFO 0x4617 35 #define FBIOGET_DISPINFO 0x4618 36 #define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32) 37 38 #define FB_TYPE_PACKED_PIXELS 0 /* Packed Pixels */ 39 #define FB_TYPE_PLANES 1 /* Non interleaved planes */ 40 #define FB_TYPE_INTERLEAVED_PLANES 2 /* Interleaved planes */ 41 #define FB_TYPE_TEXT 3 /* Text/attributes */ 42 #define FB_TYPE_VGA_PLANES 4 /* EGA/VGA planes */ 43 #define FB_TYPE_FOURCC 5 /* Type identified by a V4L2 FOURCC */ 44 45 #define FB_AUX_TEXT_MDA 0 /* Monochrome text */ 46 #define FB_AUX_TEXT_CGA 1 /* CGA/EGA/VGA Color text */ 47 #define FB_AUX_TEXT_S3_MMIO 2 /* S3 MMIO fasttext */ 48 #define FB_AUX_TEXT_MGA_STEP16 3 /* MGA Millenium I: text, attr, 14 reserved bytes */ 49 #define FB_AUX_TEXT_MGA_STEP8 4 /* other MGAs: text, attr, 6 reserved bytes */ 50 #define FB_AUX_TEXT_SVGA_GROUP 8 /* 8-15: SVGA tileblit compatible modes */ 51 #define FB_AUX_TEXT_SVGA_MASK 7 /* lower three bits says step */ 52 #define FB_AUX_TEXT_SVGA_STEP2 8 /* SVGA text mode: text, attr */ 53 #define FB_AUX_TEXT_SVGA_STEP4 9 /* SVGA text mode: text, attr, 2 reserved bytes */ 54 #define FB_AUX_TEXT_SVGA_STEP8 10 /* SVGA text mode: text, attr, 6 reserved bytes */ 55 #define FB_AUX_TEXT_SVGA_STEP16 11 /* SVGA text mode: text, attr, 14 reserved bytes */ 56 #define FB_AUX_TEXT_SVGA_LAST 15 /* reserved up to 15 */ 57 58 #define FB_AUX_VGA_PLANES_VGA4 0 /* 16 color planes (EGA/VGA) */ 59 #define FB_AUX_VGA_PLANES_CFB4 1 /* CFB4 in planes (VGA) */ 60 #define FB_AUX_VGA_PLANES_CFB8 2 /* CFB8 in planes (VGA) */ 61 62 #define FB_VISUAL_MONO01 0 /* Monochr. 1=Black 0=White */ 63 #define FB_VISUAL_MONO10 1 /* Monochr. 1=White 0=Black */ 64 #define FB_VISUAL_TRUECOLOR 2 /* True color */ 65 #define FB_VISUAL_PSEUDOCOLOR 3 /* Pseudo color (like atari) */ 66 #define FB_VISUAL_DIRECTCOLOR 4 /* Direct color */ 67 #define FB_VISUAL_STATIC_PSEUDOCOLOR 5 /* Pseudo color readonly */ 68 #define FB_VISUAL_FOURCC 6 /* Visual identified by a V4L2 FOURCC */ 69 70 #define FB_ACCEL_NONE 0 /* no hardware accelerator */ 71 #define FB_ACCEL_ATARIBLITT 1 /* Atari Blitter */ 72 #define FB_ACCEL_AMIGABLITT 2 /* Amiga Blitter */ 73 #define FB_ACCEL_S3_TRIO64 3 /* Cybervision64 (S3 Trio64) */ 74 #define FB_ACCEL_NCR_77C32BLT 4 /* RetinaZ3 (NCR 77C32BLT) */ 75 #define FB_ACCEL_S3_VIRGE 5 /* Cybervision64/3D (S3 ViRGE) */ 76 #define FB_ACCEL_ATI_MACH64GX 6 /* ATI Mach 64GX family */ 77 #define FB_ACCEL_DEC_TGA 7 /* DEC 21030 TGA */ 78 #define FB_ACCEL_ATI_MACH64CT 8 /* ATI Mach 64CT family */ 79 #define FB_ACCEL_ATI_MACH64VT 9 /* ATI Mach 64CT family VT class */ 80 #define FB_ACCEL_ATI_MACH64GT 10 /* ATI Mach 64CT family GT class */ 81 #define FB_ACCEL_SUN_CREATOR 11 /* Sun Creator/Creator3D */ 82 #define FB_ACCEL_SUN_CGSIX 12 /* Sun cg6 */ 83 #define FB_ACCEL_SUN_LEO 13 /* Sun leo/zx */ 84 #define FB_ACCEL_IMS_TWINTURBO 14 /* IMS Twin Turbo */ 85 #define FB_ACCEL_3DLABS_PERMEDIA2 15 /* 3Dlabs Permedia 2 */ 86 #define FB_ACCEL_MATROX_MGA2064W 16 /* Matrox MGA2064W (Millenium) */ 87 #define FB_ACCEL_MATROX_MGA1064SG 17 /* Matrox MGA1064SG (Mystique) */ 88 #define FB_ACCEL_MATROX_MGA2164W 18 /* Matrox MGA2164W (Millenium II) */ 89 #define FB_ACCEL_MATROX_MGA2164W_AGP 19 /* Matrox MGA2164W (Millenium II) */ 90 #define FB_ACCEL_MATROX_MGAG100 20 /* Matrox G100 (Productiva G100) */ 91 #define FB_ACCEL_MATROX_MGAG200 21 /* Matrox G200 (Myst, Mill, ...) */ 92 #define FB_ACCEL_SUN_CG14 22 /* Sun cgfourteen */ 93 #define FB_ACCEL_SUN_BWTWO 23 /* Sun bwtwo */ 94 #define FB_ACCEL_SUN_CGTHREE 24 /* Sun cgthree */ 95 #define FB_ACCEL_SUN_TCX 25 /* Sun tcx */ 96 #define FB_ACCEL_MATROX_MGAG400 26 /* Matrox G400 */ 97 #define FB_ACCEL_NV3 27 /* nVidia RIVA 128 */ 98 #define FB_ACCEL_NV4 28 /* nVidia RIVA TNT */ 99 #define FB_ACCEL_NV5 29 /* nVidia RIVA TNT2 */ 100 #define FB_ACCEL_CT_6555x 30 /* C&T 6555x */ 101 #define FB_ACCEL_3DFX_BANSHEE 31 /* 3Dfx Banshee */ 102 #define FB_ACCEL_ATI_RAGE128 32 /* ATI Rage128 family */ 103 #define FB_ACCEL_IGS_CYBER2000 33 /* CyberPro 2000 */ 104 #define FB_ACCEL_IGS_CYBER2010 34 /* CyberPro 2010 */ 105 #define FB_ACCEL_IGS_CYBER5000 35 /* CyberPro 5000 */ 106 #define FB_ACCEL_SIS_GLAMOUR 36 /* SiS 300/630/540 */ 107 #define FB_ACCEL_3DLABS_PERMEDIA3 37 /* 3Dlabs Permedia 3 */ 108 #define FB_ACCEL_ATI_RADEON 38 /* ATI Radeon family */ 109 #define FB_ACCEL_I810 39 /* Intel 810/815 */ 110 #define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 650, 740 */ 111 #define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre") */ 112 #define FB_ACCEL_I830 42 /* Intel 830M/845G/85x/865G */ 113 #define FB_ACCEL_NV_10 43 /* nVidia Arch 10 */ 114 #define FB_ACCEL_NV_20 44 /* nVidia Arch 20 */ 115 #define FB_ACCEL_NV_30 45 /* nVidia Arch 30 */ 116 #define FB_ACCEL_NV_40 46 /* nVidia Arch 40 */ 117 #define FB_ACCEL_XGI_VOLARI_V 47 /* XGI Volari V3XT, V5, V8 */ 118 #define FB_ACCEL_XGI_VOLARI_Z 48 /* XGI Volari Z7 */ 119 #define FB_ACCEL_OMAP1610 49 /* TI OMAP16xx */ 120 #define FB_ACCEL_TRIDENT_TGUI 50 /* Trident TGUI */ 121 #define FB_ACCEL_TRIDENT_3DIMAGE 51 /* Trident 3DImage */ 122 #define FB_ACCEL_TRIDENT_BLADE3D 52 /* Trident Blade3D */ 123 #define FB_ACCEL_TRIDENT_BLADEXP 53 /* Trident BladeXP */ 124 #define FB_ACCEL_CIRRUS_ALPINE 53 /* Cirrus Logic 543x/544x/5480 */ 125 #define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */ 126 #define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */ 127 #define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */ 128 #define FB_ACCEL_NEOMAGIC_NM2097 93 /* NeoMagic NM2097 */ 129 #define FB_ACCEL_NEOMAGIC_NM2160 94 /* NeoMagic NM2160 */ 130 #define FB_ACCEL_NEOMAGIC_NM2200 95 /* NeoMagic NM2200 */ 131 #define FB_ACCEL_NEOMAGIC_NM2230 96 /* NeoMagic NM2230 */ 132 #define FB_ACCEL_NEOMAGIC_NM2360 97 /* NeoMagic NM2360 */ 133 #define FB_ACCEL_NEOMAGIC_NM2380 98 /* NeoMagic NM2380 */ 134 #define FB_ACCEL_PXA3XX 99 /* PXA3xx */ 135 136 #define FB_ACCEL_SAVAGE4 0x80 /* S3 Savage4 */ 137 #define FB_ACCEL_SAVAGE3D 0x81 /* S3 Savage3D */ 138 #define FB_ACCEL_SAVAGE3D_MV 0x82 /* S3 Savage3D-MV */ 139 #define FB_ACCEL_SAVAGE2000 0x83 /* S3 Savage2000 */ 140 #define FB_ACCEL_SAVAGE_MX_MV 0x84 /* S3 Savage/MX-MV */ 141 #define FB_ACCEL_SAVAGE_MX 0x85 /* S3 Savage/MX */ 142 #define FB_ACCEL_SAVAGE_IX_MV 0x86 /* S3 Savage/IX-MV */ 143 #define FB_ACCEL_SAVAGE_IX 0x87 /* S3 Savage/IX */ 144 #define FB_ACCEL_PROSAVAGE_PM 0x88 /* S3 ProSavage PM133 */ 145 #define FB_ACCEL_PROSAVAGE_KM 0x89 /* S3 ProSavage KM133 */ 146 #define FB_ACCEL_S3TWISTER_P 0x8a /* S3 Twister */ 147 #define FB_ACCEL_S3TWISTER_K 0x8b /* S3 TwisterK */ 148 #define FB_ACCEL_SUPERSAVAGE 0x8c /* S3 Supersavage */ 149 #define FB_ACCEL_PROSAVAGE_DDR 0x8d /* S3 ProSavage DDR */ 150 #define FB_ACCEL_PROSAVAGE_DDRK 0x8e /* S3 ProSavage DDR-K */ 151 152 #define FB_ACCEL_PUV3_UNIGFX 0xa0 /* PKUnity-v3 Unigfx */ 153 154 #define FB_CAP_FOURCC 1 /* Device supports FOURCC-based formats */ 155 156 struct fb_fix_screeninfo { 157 char id[16]; /* identification string eg "TT Builtin" */ 158 unsigned long smem_start; /* Start of frame buffer mem */ 159 /* (physical address) */ 160 __u32 smem_len; /* Length of frame buffer mem */ 161 __u32 type; /* see FB_TYPE_* */ 162 __u32 type_aux; /* Interleave for interleaved Planes */ 163 __u32 visual; /* see FB_VISUAL_* */ 164 __u16 xpanstep; /* zero if no hardware panning */ 165 __u16 ypanstep; /* zero if no hardware panning */ 166 __u16 ywrapstep; /* zero if no hardware ywrap */ 167 __u32 line_length; /* length of a line in bytes */ 168 unsigned long mmio_start; /* Start of Memory Mapped I/O */ 169 /* (physical address) */ 170 __u32 mmio_len; /* Length of Memory Mapped I/O */ 171 __u32 accel; /* Indicate to driver which */ 172 /* specific chip/card we have */ 173 __u16 capabilities; /* see FB_CAP_* */ 174 __u16 reserved[2]; /* Reserved for future compatibility */ 175 }; 176 177 /* Interpretation of offset for color fields: All offsets are from the right, 178 * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you 179 * can use the offset as right argument to <<). A pixel afterwards is a bit 180 * stream and is written to video memory as that unmodified. 181 * 182 * For pseudocolor: offset and length should be the same for all color 183 * components. Offset specifies the position of the least significant bit 184 * of the palette index in a pixel value. Length indicates the number 185 * of available palette entries (i.e. # of entries = 1 << length). 186 */ 187 struct fb_bitfield { 188 __u32 offset; /* beginning of bitfield */ 189 __u32 length; /* length of bitfield */ 190 __u32 msb_right; /* != 0 : Most significant bit is */ 191 /* right */ 192 }; 193 194 #define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */ 195 #define FB_NONSTD_REV_PIX_IN_B 2 /* order of pixels in each byte is reversed */ 196 197 #define FB_ACTIVATE_NOW 0 /* set values immediately (or vbl)*/ 198 #define FB_ACTIVATE_NXTOPEN 1 /* activate on next open */ 199 #define FB_ACTIVATE_TEST 2 /* don't set, round up impossible */ 200 #define FB_ACTIVATE_MASK 15 201 /* values */ 202 #define FB_ACTIVATE_VBL 16 /* activate values on next vbl */ 203 #define FB_CHANGE_CMAP_VBL 32 /* change colormap on vbl */ 204 #define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */ 205 #define FB_ACTIVATE_FORCE 128 /* force apply even when no change*/ 206 #define FB_ACTIVATE_INV_MODE 256 /* invalidate videomode */ 207 #define FB_ACTIVATE_KD_TEXT 512 /* for KDSET vt ioctl */ 208 209 #define FB_ACCELF_TEXT 1 /* (OBSOLETE) see fb_info.flags and vc_mode */ 210 211 #define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */ 212 #define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */ 213 #define FB_SYNC_EXT 4 /* external sync */ 214 #define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */ 215 #define FB_SYNC_BROADCAST 16 /* broadcast video timings */ 216 /* vtotal = 144d/288n/576i => PAL */ 217 /* vtotal = 121d/242n/484i => NTSC */ 218 #define FB_SYNC_ON_GREEN 32 /* sync on green */ 219 220 #define FB_VMODE_NONINTERLACED 0 /* non interlaced */ 221 #define FB_VMODE_INTERLACED 1 /* interlaced */ 222 #define FB_VMODE_DOUBLE 2 /* double scan */ 223 #define FB_VMODE_ODD_FLD_FIRST 4 /* interlaced: top line first */ 224 #define FB_VMODE_MASK 255 225 226 #define FB_VMODE_YWRAP 256 /* ywrap instead of panning */ 227 #define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */ 228 #define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */ 229 230 /* 231 * Display rotation support 232 */ 233 #define FB_ROTATE_UR 0 234 #define FB_ROTATE_CW 1 235 #define FB_ROTATE_UD 2 236 #define FB_ROTATE_CCW 3 237 238 #define PICOS2KHZ(a) (1000000000UL/(a)) 239 #define KHZ2PICOS(a) (1000000000UL/(a)) 240 241 struct fb_var_screeninfo { 242 __u32 xres; /* visible resolution */ 243 __u32 yres; 244 __u32 xres_virtual; /* virtual resolution */ 245 __u32 yres_virtual; 246 __u32 xoffset; /* offset from virtual to visible */ 247 __u32 yoffset; /* resolution */ 248 249 __u32 bits_per_pixel; /* guess what */ 250 __u32 grayscale; /* 0 = color, 1 = grayscale, */ 251 /* >1 = FOURCC */ 252 struct fb_bitfield red; /* bitfield in fb mem if true color, */ 253 struct fb_bitfield green; /* else only length is significant */ 254 struct fb_bitfield blue; 255 struct fb_bitfield transp; /* transparency */ 256 257 __u32 nonstd; /* != 0 Non standard pixel format */ 258 259 __u32 activate; /* see FB_ACTIVATE_* */ 260 261 __u32 height; /* height of picture in mm */ 262 __u32 width; /* width of picture in mm */ 263 264 __u32 accel_flags; /* (OBSOLETE) see fb_info.flags */ 265 266 /* Timing: All values in pixclocks, except pixclock (of course) */ 267 __u32 pixclock; /* pixel clock in ps (pico seconds) */ 268 __u32 left_margin; /* time from sync to picture */ 269 __u32 right_margin; /* time from picture to sync */ 270 __u32 upper_margin; /* time from sync to picture */ 271 __u32 lower_margin; 272 __u32 hsync_len; /* length of horizontal sync */ 273 __u32 vsync_len; /* length of vertical sync */ 274 __u32 sync; /* see FB_SYNC_* */ 275 __u32 vmode; /* see FB_VMODE_* */ 276 __u32 rotate; /* angle we rotate counter clockwise */ 277 __u32 colorspace; /* colorspace for FOURCC-based modes */ 278 __u32 reserved[4]; /* Reserved for future compatibility */ 279 }; 280 281 struct fb_cmap { 282 __u32 start; /* First entry */ 283 __u32 len; /* Number of entries */ 284 __u16 *red; /* Red values */ 285 __u16 *green; 286 __u16 *blue; 287 __u16 *transp; /* transparency, can be NULL */ 288 }; 289 290 struct fb_con2fbmap { 291 __u32 console; 292 __u32 framebuffer; 293 }; 294 295 enum { 296 /* screen: unblanked, hsync: on, vsync: on */ 297 FB_BLANK_UNBLANK = VESA_NO_BLANKING, 298 299 /* screen: blanked, hsync: on, vsync: on */ 300 FB_BLANK_NORMAL = VESA_NO_BLANKING + 1, 301 302 /* screen: blanked, hsync: on, vsync: off */ 303 FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1, 304 305 /* screen: blanked, hsync: off, vsync: on */ 306 FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1, 307 308 /* screen: blanked, hsync: off, vsync: off */ 309 FB_BLANK_POWERDOWN = VESA_POWERDOWN + 1 310 }; 311 312 #define FB_VBLANK_VBLANKING 0x001 /* currently in a vertical blank */ 313 #define FB_VBLANK_HBLANKING 0x002 /* currently in a horizontal blank */ 314 #define FB_VBLANK_HAVE_VBLANK 0x004 /* vertical blanks can be detected */ 315 #define FB_VBLANK_HAVE_HBLANK 0x008 /* horizontal blanks can be detected */ 316 #define FB_VBLANK_HAVE_COUNT 0x010 /* global retrace counter is available */ 317 #define FB_VBLANK_HAVE_VCOUNT 0x020 /* the vcount field is valid */ 318 #define FB_VBLANK_HAVE_HCOUNT 0x040 /* the hcount field is valid */ 319 #define FB_VBLANK_VSYNCING 0x080 /* currently in a vsync */ 320 #define FB_VBLANK_HAVE_VSYNC 0x100 /* verical syncs can be detected */ 321 322 struct fb_vblank { 323 __u32 flags; /* FB_VBLANK flags */ 324 __u32 count; /* counter of retraces since boot */ 325 __u32 vcount; /* current scanline position */ 326 __u32 hcount; /* current scandot position */ 327 __u32 reserved[4]; /* reserved for future compatibility */ 328 }; 329 330 /* Internal HW accel */ 331 #define ROP_COPY 0 332 #define ROP_XOR 1 333 334 struct fb_copyarea { 335 __u32 dx; 336 __u32 dy; 337 __u32 width; 338 __u32 height; 339 __u32 sx; 340 __u32 sy; 341 }; 342 343 struct fb_fillrect { 344 __u32 dx; /* screen-relative */ 345 __u32 dy; 346 __u32 width; 347 __u32 height; 348 __u32 color; 349 __u32 rop; 350 }; 351 352 struct fb_image { 353 __u32 dx; /* Where to place image */ 354 __u32 dy; 355 __u32 width; /* Size of image */ 356 __u32 height; 357 __u32 fg_color; /* Only used when a mono bitmap */ 358 __u32 bg_color; 359 __u8 depth; /* Depth of the image */ 360 const char *data; /* Pointer to image data */ 361 struct fb_cmap cmap; /* color map info */ 362 }; 363 364 /* 365 * hardware cursor control 366 */ 367 368 #define FB_CUR_SETIMAGE 0x01 369 #define FB_CUR_SETPOS 0x02 370 #define FB_CUR_SETHOT 0x04 371 #define FB_CUR_SETCMAP 0x08 372 #define FB_CUR_SETSHAPE 0x10 373 #define FB_CUR_SETSIZE 0x20 374 #define FB_CUR_SETALL 0xFF 375 376 struct fbcurpos { 377 __u16 x, y; 378 }; 379 380 struct fb_cursor { 381 __u16 set; /* what to set */ 382 __u16 enable; /* cursor on/off */ 383 __u16 rop; /* bitop operation */ 384 const char *mask; /* cursor mask bits */ 385 struct fbcurpos hot; /* cursor hot spot */ 386 struct fb_image image; /* Cursor image */ 387 }; 388 389 /* Settings for the generic backlight code */ 390 #define FB_BACKLIGHT_LEVELS 128 391 #define FB_BACKLIGHT_MAX 0xFF 392 393 394 #endif /* _LINUX_FB_H */