1#ifndef _LINUX_FB_H 2#define _LINUX_FB_H 3 4#define u32 uint32_t 5#define u16 uint16_t 6#define u8 uint8_t 7#define s16 short 8 9/* Definitions of frame buffers */ 10 11#define FB_MAJOR 29 12#define FB_MAX 32 /* sufficient for now */ 13 14/* ioctls 15 0x46 is 'F' */ 16#define FBIOGET_VSCREENINFO 0x4600 17#define FBIOPUT_VSCREENINFO 0x4601 18#define FBIOGET_FSCREENINFO 0x4602 19#define FBIOGETCMAP 0x4604 20#define FBIOPUTCMAP 0x4605 21#define FBIOPAN_DISPLAY 0x4606 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 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 44#define FB_AUX_TEXT_MDA 0 /* Monochrome text */ 45#define FB_AUX_TEXT_CGA 1 /* CGA/EGA/VGA Color text */ 46#define FB_AUX_TEXT_S3_MMIO 2 /* S3 MMIO fasttext */ 47#define FB_AUX_TEXT_MGA_STEP16 3 /* MGA Millenium I: text, attr, 14 reserved bytes */ 48#define FB_AUX_TEXT_MGA_STEP8 4 /* other MGAs: text, attr, 6 reserved bytes */ 49 50#define FB_AUX_VGA_PLANES_VGA4 0 /* 16 color planes (EGA/VGA) */ 51#define FB_AUX_VGA_PLANES_CFB4 1 /* CFB4 in planes (VGA) */ 52#define FB_AUX_VGA_PLANES_CFB8 2 /* CFB8 in planes (VGA) */ 53 54#define FB_VISUAL_MONO01 0 /* Monochr. 1=Black 0=White */ 55#define FB_VISUAL_MONO10 1 /* Monochr. 1=White 0=Black */ 56#define FB_VISUAL_TRUECOLOR 2 /* True color */ 57#define FB_VISUAL_PSEUDOCOLOR 3 /* Pseudo color (like atari) */ 58#define FB_VISUAL_DIRECTCOLOR 4 /* Direct color */ 59#define FB_VISUAL_STATIC_PSEUDOCOLOR 5 /* Pseudo color readonly */ 60 61#define FB_ACCEL_NONE 0 /* no hardware accelerator */ 62#define FB_ACCEL_ATARIBLITT 1 /* Atari Blitter */ 63#define FB_ACCEL_AMIGABLITT 2 /* Amiga Blitter */ 64#define FB_ACCEL_S3_TRIO64 3 /* Cybervision64 (S3 Trio64) */ 65#define FB_ACCEL_NCR_77C32BLT 4 /* RetinaZ3 (NCR 77C32BLT) */ 66#define FB_ACCEL_S3_VIRGE 5 /* Cybervision64/3D (S3 ViRGE) */ 67#define FB_ACCEL_ATI_MACH64GX 6 /* ATI Mach 64GX family */ 68#define FB_ACCEL_DEC_TGA 7 /* DEC 21030 TGA */ 69#define FB_ACCEL_ATI_MACH64CT 8 /* ATI Mach 64CT family */ 70#define FB_ACCEL_ATI_MACH64VT 9 /* ATI Mach 64CT family VT class */ 71#define FB_ACCEL_ATI_MACH64GT 10 /* ATI Mach 64CT family GT class */ 72#define FB_ACCEL_SUN_CREATOR 11 /* Sun Creator/Creator3D */ 73#define FB_ACCEL_SUN_CGSIX 12 /* Sun cg6 */ 74#define FB_ACCEL_SUN_LEO 13 /* Sun leo/zx */ 75#define FB_ACCEL_IMS_TWINTURBO 14 /* IMS Twin Turbo */ 76#define FB_ACCEL_3DLABS_PERMEDIA2 15 /* 3Dlabs Permedia 2 */ 77#define FB_ACCEL_MATROX_MGA2064W 16 /* Matrox MGA2064W (Millenium) */ 78#define FB_ACCEL_MATROX_MGA1064SG 17 /* Matrox MGA1064SG (Mystique) */ 79#define FB_ACCEL_MATROX_MGA2164W 18 /* Matrox MGA2164W (Millenium II) */ 80#define FB_ACCEL_MATROX_MGA2164W_AGP 19 /* Matrox MGA2164W (Millenium II) */ 81#define FB_ACCEL_MATROX_MGAG100 20 /* Matrox G100 (Productiva G100) */ 82#define FB_ACCEL_MATROX_MGAG200 21 /* Matrox G200 (Myst, Mill, ...) */ 83#define FB_ACCEL_SUN_CG14 22 /* Sun cgfourteen */ 84#define FB_ACCEL_SUN_BWTWO 23 /* Sun bwtwo */ 85#define FB_ACCEL_SUN_CGTHREE 24 /* Sun cgthree */ 86#define FB_ACCEL_SUN_TCX 25 /* Sun tcx */ 87#define FB_ACCEL_MATROX_MGAG400 26 /* Matrox G400 */ 88#define FB_ACCEL_NV3 27 /* nVidia RIVA 128 */ 89#define FB_ACCEL_NV4 28 /* nVidia RIVA TNT */ 90#define FB_ACCEL_NV5 29 /* nVidia RIVA TNT2 */ 91#define FB_ACCEL_CT_6555x 30 /* C&T 6555x */ 92#define FB_ACCEL_3DFX_BANSHEE 31 /* 3Dfx Banshee */ 93#define FB_ACCEL_ATI_RAGE128 32 /* ATI Rage128 family */ 94#define FB_ACCEL_IGS_CYBER2000 33 /* CyberPro 2000 */ 95#define FB_ACCEL_IGS_CYBER2010 34 /* CyberPro 2010 */ 96#define FB_ACCEL_IGS_CYBER5000 35 /* CyberPro 5000 */ 97#define FB_ACCEL_SIS_GLAMOUR 36 /* SiS 300/630/540 */ 98#define FB_ACCEL_3DLABS_PERMEDIA3 37 /* 3Dlabs Permedia 3 */ 99#define FB_ACCEL_ATI_RADEON 38 /* ATI Radeon family */ 100#define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 650, 740 */ 101#define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre") */ 102 103#define FB_ACCEL_NEOMAGIC_NM2070 90 /* NeoMagic NM2070 */ 104#define FB_ACCEL_NEOMAGIC_NM2090 91 /* NeoMagic NM2090 */ 105#define FB_ACCEL_NEOMAGIC_NM2093 92 /* NeoMagic NM2093 */ 106#define FB_ACCEL_NEOMAGIC_NM2097 93 /* NeoMagic NM2097 */ 107#define FB_ACCEL_NEOMAGIC_NM2160 94 /* NeoMagic NM2160 */ 108#define FB_ACCEL_NEOMAGIC_NM2200 95 /* NeoMagic NM2200 */ 109#define FB_ACCEL_NEOMAGIC_NM2230 96 /* NeoMagic NM2230 */ 110#define FB_ACCEL_NEOMAGIC_NM2360 97 /* NeoMagic NM2360 */ 111#define FB_ACCEL_NEOMAGIC_NM2380 98 /* NeoMagic NM2380 */ 112 113#if 0 114 115struct fb_fix_screeninfo { 116 char id[16]; /* identification string eg "TT Builtin" */ 117 unsigned long smem_start; /* Start of frame buffer mem */ 118 /* (physical address) */ 119 u32 smem_len; /* Length of frame buffer mem */ 120 u32 type; /* see FB_TYPE_* */ 121 u32 type_aux; /* Interleave for interleaved Planes */ 122 u32 visual; /* see FB_VISUAL_* */ 123 u16 xpanstep; /* zero if no hardware panning */ 124 u16 ypanstep; /* zero if no hardware panning */ 125 u16 ywrapstep; /* zero if no hardware ywrap */ 126 u32 line_length; /* length of a line in bytes */ 127 unsigned long mmio_start; /* Start of Memory Mapped I/O */ 128 /* (physical address) */ 129 u32 mmio_len; /* Length of Memory Mapped I/O */ 130 u32 accel; /* Type of acceleration available */ 131 u16 reserved[3]; /* Reserved for future compatibility */ 132}; 133 134#endif 135 136/* Interpretation of offset for color fields: All offsets are from the right, 137 * inside a "pixel" value, which is exactly 'bits_per_pixel' wide (means: you 138 * can use the offset as right argument to <<). A pixel afterwards is a bit 139 * stream and is written to video memory as that unmodified. This implies 140 * big-endian byte order if bits_per_pixel is greater than 8. 141 */ 142struct fb_bitfield { 143 u32 offset; /* beginning of bitfield */ 144 u32 length; /* length of bitfield */ 145 u32 msb_right; /* != 0 : Most significant bit is */ 146 /* right */ 147}; 148 149#define FB_NONSTD_HAM 1 /* Hold-And-Modify (HAM) */ 150 151#define FB_ACTIVATE_NOW 0 /* set values immediately (or vbl)*/ 152#define FB_ACTIVATE_NXTOPEN 1 /* activate on next open */ 153#define FB_ACTIVATE_TEST 2 /* don't set, round up impossible */ 154#define FB_ACTIVATE_MASK 15 155 /* values */ 156#define FB_ACTIVATE_VBL 16 /* activate values on next vbl */ 157#define FB_CHANGE_CMAP_VBL 32 /* change colormap on vbl */ 158#define FB_ACTIVATE_ALL 64 /* change all VCs on this fb */ 159 160#define FB_ACCELF_TEXT 1 /* text mode acceleration */ 161 162#define FB_SYNC_HOR_HIGH_ACT 1 /* horizontal sync high active */ 163#define FB_SYNC_VERT_HIGH_ACT 2 /* vertical sync high active */ 164#define FB_SYNC_EXT 4 /* external sync */ 165#define FB_SYNC_COMP_HIGH_ACT 8 /* composite sync high active */ 166#define FB_SYNC_BROADCAST 16 /* broadcast video timings */ 167 /* vtotal = 144d/288n/576i => PAL */ 168 /* vtotal = 121d/242n/484i => NTSC */ 169#define FB_SYNC_ON_GREEN 32 /* sync on green */ 170 171#define FB_VMODE_NONINTERLACED 0 /* non interlaced */ 172#define FB_VMODE_INTERLACED 1 /* interlaced */ 173#define FB_VMODE_DOUBLE 2 /* double scan */ 174#define FB_VMODE_MASK 255 175 176#define FB_VMODE_YWRAP 256 /* ywrap instead of panning */ 177#define FB_VMODE_SMOOTH_XPAN 512 /* smooth xpan possible (internally used) */ 178#define FB_VMODE_CONUPDATE 512 /* don't update x/yoffset */ 179 180struct fb_var_screeninfo { 181 u32 xres; /* visible resolution */ 182 u32 yres; 183 u32 xres_virtual; /* virtual resolution */ 184 u32 yres_virtual; 185 u32 xoffset; /* offset from virtual to visible */ 186 u32 yoffset; /* resolution */ 187 188 u32 bits_per_pixel; /* guess what */ 189 u32 grayscale; /* != 0 Graylevels instead of colors */ 190 191 struct fb_bitfield red; /* bitfield in fb mem if true color, */ 192 struct fb_bitfield green; /* else only length is significant */ 193 struct fb_bitfield blue; 194 struct fb_bitfield transp; /* transparency */ 195 196 u32 nonstd; /* != 0 Non standard pixel format */ 197 198 u32 activate; /* see FB_ACTIVATE_* */ 199 200 u32 height; /* height of picture in mm */ 201 u32 width; /* width of picture in mm */ 202 203 u32 accel_flags; /* acceleration flags (hints) */ 204 205 /* Timing: All values in pixclocks, except pixclock (of course) */ 206 u32 pixclock; /* pixel clock in ps (pico seconds) */ 207 u32 left_margin; /* time from sync to picture */ 208 u32 right_margin; /* time from picture to sync */ 209 u32 upper_margin; /* time from sync to picture */ 210 u32 lower_margin; 211 u32 hsync_len; /* length of horizontal sync */ 212 u32 vsync_len; /* length of vertical sync */ 213 u32 sync; /* see FB_SYNC_* */ 214 u32 vmode; /* see FB_VMODE_* */ 215 u32 reserved[6]; /* Reserved for future compatibility */ 216}; 217 218struct fb_cmap { 219 u32 start; /* First entry */ 220 u32 len; /* Number of entries */ 221 u16 *red; /* Red values */ 222 u16 *green; 223 u16 *blue; 224 u16 *transp; /* transparency, can be NULL */ 225}; 226 227struct fb_con2fbmap { 228 u32 console; 229 u32 framebuffer; 230}; 231 232/* VESA Blanking Levels */ 233#define VESA_NO_BLANKING 0 234#define VESA_VSYNC_SUSPEND 1 235#define VESA_HSYNC_SUSPEND 2 236#define VESA_POWERDOWN 3 237 238struct fb_monspecs { 239 u32 hfmin; /* hfreq lower limit (Hz) */ 240 u32 hfmax; /* hfreq upper limit (Hz) */ 241 u16 vfmin; /* vfreq lower limit (Hz) */ 242 u16 vfmax; /* vfreq upper limit (Hz) */ 243 unsigned dpms : 1; /* supports DPMS */ 244}; 245 246#define FB_VBLANK_VBLANKING 0x001 /* currently in a vertical blank */ 247#define FB_VBLANK_HBLANKING 0x002 /* currently in a horizontal blank */ 248#define FB_VBLANK_HAVE_VBLANK 0x004 /* vertical blanks can be detected */ 249#define FB_VBLANK_HAVE_HBLANK 0x008 /* horizontal blanks can be detected */ 250#define FB_VBLANK_HAVE_COUNT 0x010 /* global retrace counter is available */ 251#define FB_VBLANK_HAVE_VCOUNT 0x020 /* the vcount field is valid */ 252#define FB_VBLANK_HAVE_HCOUNT 0x040 /* the hcount field is valid */ 253#define FB_VBLANK_VSYNCING 0x080 /* currently in a vsync */ 254#define FB_VBLANK_HAVE_VSYNC 0x100 /* verical syncs can be detected */ 255 256struct fb_vblank { 257 u32 flags; /* FB_VBLANK flags */ 258 u32 count; /* counter of retraces since boot */ 259 u32 vcount; /* current scanline position */ 260 u32 hcount; /* current scandot position */ 261 u32 reserved[4]; /* reserved for future compatibility */ 262}; 263 264 265#if 1 266 267#define FBCMD_GET_CURRENTPAR 0xDEAD0005 268#define FBCMD_SET_CURRENTPAR 0xDEAD8005 269 270#endif 271 272 273 274 /* 275 * Hardware Cursor 276 */ 277 278#define FBIOGET_FCURSORINFO 0x4607 279#define FBIOGET_VCURSORINFO 0x4608 280#define FBIOPUT_VCURSORINFO 0x4609 281#define FBIOGET_CURSORSTATE 0x460A 282#define FBIOPUT_CURSORSTATE 0x460B 283 284 285struct fb_fix_cursorinfo { 286 u16 crsr_width; /* width and height of the cursor in */ 287 u16 crsr_height; /* pixels (zero if no cursor) */ 288 u16 crsr_xsize; /* cursor size in display pixels */ 289 u16 crsr_ysize; 290 u16 crsr_color1; /* colormap entry for cursor color1 */ 291 u16 crsr_color2; /* colormap entry for cursor color2 */ 292}; 293 294struct fb_var_cursorinfo { 295 u16 width; 296 u16 height; 297 u16 xspot; 298 u16 yspot; 299 u8 data[1]; /* field with [height][width] */ 300}; 301 302struct fb_cursorstate { 303 s16 xoffset; 304 s16 yoffset; 305 u16 mode; 306}; 307 308 309struct fb_info { 310 char modename[40]; /* default video mode */ 311// kdev_t node; 312 int flags; 313 int open; /* Has this been open already ? */ 314 struct fb_var_screeninfo var; /* Current var */ 315#if 0 316 struct fb_fix_screeninfo fix; /* Current fix */ 317#endif 318 struct fb_monspecs monspecs; /* Current Monitor specs */ 319 struct fb_cmap cmap; /* Current cmap */ 320// struct fb_ops *fbops; 321 char *screen_base; /* Virtual address */ 322 struct display *disp; /* initial display variable */ 323// struct vc_data *display_fg; /* Console visible on this display */ 324 char fontname[40]; /* default font name */ 325#if 0 326 devfs_handle_t devfs_handle; /* Devfs handle for new name */ 327 devfs_handle_t devfs_lhandle; /* Devfs handle for compat. symlink */ 328 int (*changevar)(int); /* tell console var has changed */ 329 int (*switch_con)(int, struct fb_info*); 330 /* tell fb to switch consoles */ 331 int (*updatevar)(int, struct fb_info*); 332 /* tell fb to update the vars */ 333 void (*blank)(int, struct fb_info*); /* tell fb to (un)blank the screen */ 334 /* arg = 0: unblank */ 335 /* arg > 0: VESA level (arg-1) */ 336#endif 337 void *pseudo_palette; /* Fake palette of 16 colors and 338 the cursor's color for non 339 palette mode */ 340 /* From here on everything is device dependent */ 341 void *par; 342}; 343 344#endif /* _LINUX_FB_H */ 345