fb.h
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上传日期:2009-04-28
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文件大小:34k
- #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 */
- #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
- /* get console to framebuffer mapping */
- #define FB_EVENT_GET_CONSOLE_MAP 0x06
- /* 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
- 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 inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg, struct fb_info *info);
- /* Handle 32bit compat ioctl (optional) */
- long (*fb_compat_ioctl)(struct file *f, unsigned cmd, unsigned long arg,
- struct fb_info *info);
- /* perform fb specific mmap */
- int (*fb_mmap)(struct fb_info *info, struct file *file, struct vm_area_struct *vma);
- };
- #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 */
- 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
- /*
- * `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 int soft_cursor(struct fb_info *info, struct fb_cursor *cursor);
- 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);
- extern int fb_show_logo(struct fb_info *fb_info);
- 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 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_var_screeninfo *var,
- 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);
- /* 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 */