[PATCH] Add RTEMS port of Linux FB user-space API
Kevin Kirspel
kevin-kirspel at idexx.com
Wed May 24 12:31:19 UTC 2017
---
cpukit/dev/include/linux/fb.h | 1188 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 1188 insertions(+)
create mode 100644 cpukit/dev/include/linux/fb.h
diff --git a/cpukit/dev/include/linux/fb.h b/cpukit/dev/include/linux/fb.h
new file mode 100644
index 0000000..eebe1d4
--- /dev/null
+++ b/cpukit/dev/include/linux/fb.h
@@ -0,0 +1,1188 @@
+/**
+ * @file
+ *
+ * @brief RTEMS Port of Linux FB API
+ *
+ * @ingroup FBLinux
+ */
+
+/*
+ * Copyright (c) 2017 Kevin Kirspel.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef _UAPI_LINUX_FB_H
+#define _UAPI_LINUX_FB_H
+
+#include <stdint.h>
+
+/**
+ * @defgroup FBLinux Linux FB User-Space API
+ *
+ * @ingroup FB
+ *
+ * @brief RTEMS port of Linux FB user-space API.
+ *
+ * Additional documentation is available through the Linux sources, see
+ *
+ * - /usr/src/linux/include/uapi/linux/fb.h,
+ * - /usr/src/linux/Documentation/fb.
+ *
+ * @{
+ */
+
+/**
+ * @name FB Definitions
+ *
+ * @{
+ */
+
+/**
+ * @brief The maximum number of framebuffer devices.
+ */
+#define FB_MAX 32
+
+/** @} */
+
+/**
+ * @name FB Ioctls
+ *
+ * @{
+ */
+
+/**
+ * @brief Gets the variable screen information.
+ *
+ * @see fb_var_screeninfo.
+ */
+#define FBIOGET_VSCREENINFO 0x4600
+
+/**
+ * @brief Sets the variable screen information.
+ *
+ * Will return -1 if kernel is unable to activate the settings
+ *
+ * @see fb_var_screeninfo.
+ */
+#define FBIOPUT_VSCREENINFO 0x4601
+
+/**
+ * @brief Gets the fix screen information.
+ *
+ * @see fb_fix_screeninfo.
+ */
+#define FBIOGET_FSCREENINFO 0x4602
+
+/**
+ * @brief Gets the color map.
+ *
+ * @see fb_cmap.
+ */
+#define FBIOGETCMAP 0x4604
+
+/**
+ * @brief Sets the color map.
+ *
+ * @see fb_cmap.
+ */
+#define FBIOPUTCMAP 0x4605
+
+/**
+ * @brief Move physical display within the virtual.
+ */
+#define FBIOPAN_DISPLAY 0x4606
+
+/**
+ * @brief Controls cursor attributes.
+ *
+ * @see fb_cursor.
+ */
+#define FBIO_CURSOR _IOWR('F', 0x08, struct fb_cursor)
+
+/**
+ * @brief Gets content of console.
+ */
+#define FBIOGET_CON2FBMAP 0x460F
+
+/**
+ * @brief Sets content of console.
+ */
+#define FBIOPUT_CON2FBMAP 0x4610
+
+/**
+ * @brief Delete contents of console.
+ */
+#define FBIOBLANK 0x4611
+
+/**
+ * @brief Gets the current raster beam position.
+ */
+#define FBIOGET_VBLANK _IOR('F', 0x12, struct fb_vblank)
+
+/**
+ * @brief Allocates graphics memory for own purposes.
+ */
+#define FBIO_ALLOC 0x4613
+
+/**
+ * @brief Frees allocated graphics memory.
+ */
+#define FBIO_FREE 0x4614
+
+/**
+ * @brief Gets font glyph.
+ */
+#define FBIOGET_GLYPH 0x4615
+
+/**
+ * @brief Gets hardware cursor information.
+ */
+#define FBIOGET_HWCINFO 0x4616
+
+/**
+ * @brief Sets the video mode information.
+ */
+#define FBIOPUT_MODEINFO 0x4617
+
+/**
+ * @brief Gets display information.
+ */
+#define FBIOGET_DISPINFO 0x4618
+
+/**
+ * @brief Waits for vertical sync to occur.
+ */
+#define FBIO_WAITFORVSYNC _IOW('F', 0x20, uint32_t)
+
+/** @} */
+
+/**
+ * @name FB type settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB type packed pixels.
+ */
+#define FB_TYPE_PACKED_PIXELS 0
+
+/**
+ * @brief FB type non interleaved planes.
+ */
+#define FB_TYPE_PLANES 1
+
+/**
+ * @brief FB type interleaved planes.
+ */
+#define FB_TYPE_INTERLEAVED_PLANES 2
+
+/**
+ * @brief FB type text.
+ */
+#define FB_TYPE_TEXT 3
+
+/**
+ * @brief FB type vga planes.
+ */
+#define FB_TYPE_VGA_PLANES 4
+
+/**
+ * @brief FB type identified by a V4L2 FOURCC.
+ */
+#define FB_TYPE_FOURCC 5
+
+/** @} */
+
+/**
+ * @name FB AUX text settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB AUX text Monochrome text.
+ */
+#define FB_AUX_TEXT_MDA 0
+
+/**
+ * @brief FB AUX text CGA/EGA/VGA Color text.
+ */
+#define FB_AUX_TEXT_CGA 1
+
+/**
+ * @brief FB AUX text S3 MMIO fasttext.
+ */
+#define FB_AUX_TEXT_S3_MMIO 2
+
+/**
+ * @brief FB AUX text MGA Millenium I: text, attr, 14 reserved bytes.
+ */
+#define FB_AUX_TEXT_MGA_STEP16 3
+
+/**
+ * @brief FB AUX text other MGAs: text, attr, 6 reserved bytes.
+ */
+#define FB_AUX_TEXT_MGA_STEP8 4
+
+/**
+ * @brief FB AUX text 8-15: SVGA tileblit compatible modes.
+ */
+#define FB_AUX_TEXT_SVGA_GROUP 8
+
+/**
+ * @brief FB AUX text lower three bits says step.
+ */
+#define FB_AUX_TEXT_SVGA_MASK 7
+
+/**
+ * @brief FB AUX text SVGA text mode: text, attr.
+ */
+#define FB_AUX_TEXT_SVGA_STEP2 8
+
+/**
+ * @brief FB AUX text SVGA text mode: text, attr, 2 reserved bytes.
+ */
+#define FB_AUX_TEXT_SVGA_STEP4 9
+
+/**
+ * @brief FB AUX text SVGA text mode: text, attr, 6 reserved bytes.
+ */
+#define FB_AUX_TEXT_SVGA_STEP8 10
+
+/**
+ * @brief FB AUX text SVGA text mode: text, attr, 14 reserved bytes.
+ */
+#define FB_AUX_TEXT_SVGA_STEP16 11
+
+/**
+ * @brief FB AUX text SVGA reserved up to 15.
+ */
+#define FB_AUX_TEXT_SVGA_LAST 15
+
+/** @} */
+
+/**
+ * @name FB AUX VGA settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB AUX VGA 16 color planes (EGA/VGA)
+ */
+#define FB_AUX_VGA_PLANES_VGA4 0
+
+/**
+ * @brief FB AUX VGA CFB4 in planes (VGA)
+ */
+#define FB_AUX_VGA_PLANES_CFB4 1
+
+/**
+ * @brief FB AUX VGA CFB8 in planes (VGA)
+ */
+#define FB_AUX_VGA_PLANES_CFB8 2
+
+/** @} */
+
+/**
+ * @name FB visual settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB visual Monochr. 1=Black 0=White.
+ */
+#define FB_VISUAL_MONO01 0
+
+/**
+ * @brief FB visual Monochr. 1=White 0=Black.
+ */
+#define FB_VISUAL_MONO10 1
+
+/**
+ * @brief FB visual True color.
+ */
+#define FB_VISUAL_TRUECOLOR 2
+
+/**
+ * @brief FB visual Pseudo color (like atari).
+ */
+#define FB_VISUAL_PSEUDOCOLOR 3
+
+/**
+ * @brief FB visual Direct color.
+ */
+#define FB_VISUAL_DIRECTCOLOR 4
+
+/**
+ * @brief FB visual Pseudo color readonly.
+ */
+#define FB_VISUAL_STATIC_PSEUDOCOLOR 5
+
+/**
+ * @brief FB visual identified by a V4L2 FOURCC.
+ */
+#define FB_VISUAL_FOURCC 6
+
+/** @} */
+
+/**
+ * @name FB HW acceleration settings
+ *
+ * @{
+ */
+
+#define FB_ACCEL_NONE 0
+#define FB_ACCEL_ATARIBLITT 1
+#define FB_ACCEL_AMIGABLITT 2
+#define FB_ACCEL_S3_TRIO64 3
+#define FB_ACCEL_NCR_77C32BLT 4
+#define FB_ACCEL_S3_VIRGE 5
+#define FB_ACCEL_ATI_MACH64GX 6
+#define FB_ACCEL_DEC_TGA 7
+#define FB_ACCEL_ATI_MACH64CT 8
+#define FB_ACCEL_ATI_MACH64VT 9
+#define FB_ACCEL_ATI_MACH64GT 10
+#define FB_ACCEL_SUN_CREATOR 11
+#define FB_ACCEL_SUN_CGSIX 12
+#define FB_ACCEL_SUN_LEO 13
+#define FB_ACCEL_IMS_TWINTURBO 14
+#define FB_ACCEL_3DLABS_PERMEDIA2 15
+#define FB_ACCEL_MATROX_MGA2064W 16
+#define FB_ACCEL_MATROX_MGA1064SG 17
+#define FB_ACCEL_MATROX_MGA2164W 18
+#define FB_ACCEL_MATROX_MGA2164W_AGP 19
+#define FB_ACCEL_MATROX_MGAG100 20
+#define FB_ACCEL_MATROX_MGAG200 21
+#define FB_ACCEL_SUN_CG14 22
+#define FB_ACCEL_SUN_BWTWO 23
+#define FB_ACCEL_SUN_CGTHREE 24
+#define FB_ACCEL_SUN_TCX 25
+#define FB_ACCEL_MATROX_MGAG400 26
+#define FB_ACCEL_NV3 27
+#define FB_ACCEL_NV4 28
+#define FB_ACCEL_NV5 29
+#define FB_ACCEL_CT_6555x 30
+#define FB_ACCEL_3DFX_BANSHEE 31
+#define FB_ACCEL_ATI_RAGE128 32
+#define FB_ACCEL_IGS_CYBER2000 33
+#define FB_ACCEL_IGS_CYBER2010 34
+#define FB_ACCEL_IGS_CYBER5000 35
+#define FB_ACCEL_SIS_GLAMOUR 36
+#define FB_ACCEL_3DLABS_PERMEDIA3 37
+#define FB_ACCEL_ATI_RADEON 38
+#define FB_ACCEL_I810 39
+#define FB_ACCEL_SIS_GLAMOUR_2 40
+#define FB_ACCEL_SIS_XABRE 41
+#define FB_ACCEL_I830 42
+#define FB_ACCEL_NV_10 43
+#define FB_ACCEL_NV_20 44
+#define FB_ACCEL_NV_30 45
+#define FB_ACCEL_NV_40 46
+#define FB_ACCEL_XGI_VOLARI_V 47
+#define FB_ACCEL_XGI_VOLARI_Z 48
+#define FB_ACCEL_OMAP1610 49
+#define FB_ACCEL_TRIDENT_TGUI 50
+#define FB_ACCEL_TRIDENT_3DIMAGE 51
+#define FB_ACCEL_TRIDENT_BLADE3D 52
+#define FB_ACCEL_TRIDENT_BLADEXP 53
+#define FB_ACCEL_CIRRUS_ALPINE 53
+#define FB_ACCEL_NEOMAGIC_NM2070 90
+#define FB_ACCEL_NEOMAGIC_NM2090 91
+#define FB_ACCEL_NEOMAGIC_NM2093 92
+#define FB_ACCEL_NEOMAGIC_NM2097 93
+#define FB_ACCEL_NEOMAGIC_NM2160 94
+#define FB_ACCEL_NEOMAGIC_NM2200 95
+#define FB_ACCEL_NEOMAGIC_NM2230 96
+#define FB_ACCEL_NEOMAGIC_NM2360 97
+#define FB_ACCEL_NEOMAGIC_NM2380 98
+#define FB_ACCEL_PXA3XX 99
+
+#define FB_ACCEL_SAVAGE4 0x80
+#define FB_ACCEL_SAVAGE3D 0x81
+#define FB_ACCEL_SAVAGE3D_MV 0x82
+#define FB_ACCEL_SAVAGE2000 0x83
+#define FB_ACCEL_SAVAGE_MX_MV 0x84
+#define FB_ACCEL_SAVAGE_MX 0x85
+#define FB_ACCEL_SAVAGE_IX_MV 0x86
+#define FB_ACCEL_SAVAGE_IX 0x87
+#define FB_ACCEL_PROSAVAGE_PM 0x88
+#define FB_ACCEL_PROSAVAGE_KM 0x89
+#define FB_ACCEL_S3TWISTER_P 0x8a
+#define FB_ACCEL_S3TWISTER_K 0x8b
+#define FB_ACCEL_SUPERSAVAGE 0x8c
+#define FB_ACCEL_PROSAVAGE_DDR 0x8d
+#define FB_ACCEL_PROSAVAGE_DDRK 0x8e
+
+#define FB_ACCEL_PUV3_UNIGFX 0xa0
+
+/** @} */
+
+/**
+ * @name FB capability settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB Device supports FOURCC-based formats.
+ */
+#define FB_CAP_FOURCC 1
+
+/** @} */
+
+/**
+ * @brief FB fix screen information.
+ */
+struct fb_fix_screeninfo {
+ /**
+ * @brief identification string eg "TT Builtin"
+ */
+ char id[16];
+
+ /**
+ * @brief Start of frame buffer mem (physical address)
+ */
+ unsigned long smem_start;
+
+ /**
+ * @brief Length of frame buffer mem
+ */
+ uint32_t smem_len;
+
+ /**
+ * @brief see FB_TYPE_*
+ */
+ uint32_t type;
+
+ /**
+ * @brief Interleave for interleaved Planes
+ */
+ uint32_t type_aux;
+
+ /**
+ * @brief see FB_VISUAL_*
+ */
+ uint32_t visual;
+
+ /**
+ * @brief zero if no hardware panning
+ */
+ uint16_t xpanstep;
+
+ /**
+ * @brief zero if no hardware panning
+ */
+ uint16_t ypanstep;
+
+ /**
+ * @brief zero if no hardware ywrap
+ */
+ uint16_t ywrapstep;
+
+ /**
+ * @brief length of a line in bytes
+ */
+ uint32_t line_length;
+
+ /**
+ * @brief Start of Memory Mapped I/O (physical address)
+ */
+ unsigned long mmio_start;
+
+ /**
+ * @brief Length of Memory Mapped I/O
+ */
+ uint32_t mmio_len;
+
+ /**
+ * @brief Indicate to driver which specific chip/card we have
+ */
+ uint32_t accel;
+
+ /**
+ * @brief see FB_CAP_*
+ */
+ uint16_t capabilities;
+
+ /**
+ * @brief Reserved for future compatibility
+ */
+ uint16_t reserved[2];
+};
+
+/**
+ * @name FB color bit field data
+ *
+ * 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).
+ *
+ * @{
+ */
+
+/**
+ * @brief FB bit field.
+ */
+struct fb_bitfield {
+
+ /**
+ * @brief beginning of bitfield
+ */
+ uint32_t offset;
+
+ /**
+ * @brief length of bitfield
+ */
+ uint32_t length;
+
+ /**
+ * @brief != 0 : Most significant bit is right
+ */
+ uint32_t msb_right;
+};
+
+/** @} */
+
+/**
+ * @name FB non-standard settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB non-standard Hold-And-Modify (HAM).
+ */
+#define FB_NONSTD_HAM 1
+
+/**
+ * @brief FB non-standard order of pixels in each byte is reversed.
+ */
+#define FB_NONSTD_REV_PIX_IN_B 2
+
+/** @} */
+
+/**
+ * @name FB activate settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB activate set values immediately (or vbl)
+ */
+#define FB_ACTIVATE_NOW 0
+
+/**
+ * @brief FB activate activate on next open
+ */
+#define FB_ACTIVATE_NXTOPEN 1
+
+/**
+ * @brief FB activate don't set, round up impossible
+ */
+#define FB_ACTIVATE_TEST 2
+
+/**
+ * @brief FB activate values mask
+ */
+#define FB_ACTIVATE_MASK 15
+
+/**
+ * @brief FB activate values on next vbl
+ */
+#define FB_ACTIVATE_VBL 16
+
+/**
+ * @brief FB activate change colormap on vbl
+ */
+#define FB_CHANGE_CMAP_VBL 32
+
+/**
+ * @brief FB activate change all VCs on this fb
+ */
+#define FB_ACTIVATE_ALL 64
+
+/**
+ * @brief FB activate force apply even when no change
+ */
+#define FB_ACTIVATE_FORCE 128
+
+/**
+ * @brief FB activate invalidate videomode
+ */
+#define FB_ACTIVATE_INV_MODE 256
+
+/** @} */
+
+#define FB_ACCELF_TEXT 1
+
+/**
+ * @name FB activate settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB horizontal sync high active
+ */
+#define FB_SYNC_HOR_HIGH_ACT 1
+
+/**
+ * @brief FB vertical sync high active
+ */
+#define FB_SYNC_VERT_HIGH_ACT 2
+
+/**
+ * @brief FB external sync
+ */
+#define FB_SYNC_EXT 4
+
+/**
+ * @brief FB composite sync high active
+ */
+#define FB_SYNC_COMP_HIGH_ACT 8
+
+/**
+ * @brief FB broadcast video timings
+ */
+#define FB_SYNC_BROADCAST 16
+
+/**
+ * @brief FB sync on green
+ */
+#define FB_SYNC_ON_GREEN 32
+
+/** @} */
+
+/**
+ * @name FB vmode settings
+ *
+ * @{
+ */
+
+/**
+ * @brief FB vmode non interlaced
+ */
+#define FB_VMODE_NONINTERLACED 0
+
+/**
+ * @brief FB vmode interlaced
+ */
+#define FB_VMODE_INTERLACED 1
+
+/**
+ * @brief FB vmode double scan
+ */
+#define FB_VMODE_DOUBLE 2
+
+/**
+ * @brief FB vmode interlaced: top line first
+ */
+#define FB_VMODE_ODD_FLD_FIRST 4
+
+/**
+ * @brief FB vmode mask
+ */
+#define FB_VMODE_MASK 255
+
+/**
+ * @brief FB vmode ywrap instead of panning
+ */
+#define FB_VMODE_YWRAP 256
+
+/**
+ * @brief FB vmode smooth xpan possible (internally used)
+ */
+#define FB_VMODE_SMOOTH_XPAN 512
+
+/**
+ * @brief FB vmode don't update x/yoffset
+ */
+#define FB_VMODE_CONUPDATE 512
+
+/** @} */
+
+/**
+ * @name FB 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))
+
+/**
+ * @brief FB var screen information.
+ */
+struct fb_var_screeninfo {
+ /**
+ * @brief visible x resolution
+ */
+ uint32_t xres;
+
+ /**
+ * @brief visible x resolution
+ */
+ uint32_t yres;
+
+ /**
+ * @brief virtual x resolution
+ */
+ uint32_t xres_virtual;
+
+ /**
+ * @brief virtual x resolution
+ */
+ uint32_t yres_virtual;
+
+ /**
+ * @brief x offset from virtual to visible
+ */
+ uint32_t xoffset;
+
+ /**
+ * @brief x offset from virtual to visible
+ */
+ uint32_t yoffset;
+
+
+ /**
+ * @brief bit per pixel
+ */
+ uint32_t bits_per_pixel;
+
+ /**
+ * @brief 0 = color, 1 = grayscale, >1 = FOURCC
+ */
+ uint32_t grayscale;
+
+ /**
+ * @brief bitfield in fb mem if true color, else only length is significant
+ */
+ struct fb_bitfield red;
+ struct fb_bitfield green;
+ struct fb_bitfield blue;
+
+ /**
+ * @brief transparency
+ */
+ struct fb_bitfield transp;
+
+
+ /**
+ * @brief != 0 Non standard pixel format
+ */
+ uint32_t nonstd;
+
+
+ /**
+ * @brief see FB_ACTIVATE_*
+ */
+ uint32_t activate;
+
+
+ /**
+ * @brief height of picture in mm
+ */
+ uint32_t height;
+
+ /**
+ * @brief width of picture in mm
+ */
+ uint32_t width;
+
+
+ /**
+ * @brief (OBSOLETE) see fb_info.flags
+ */
+ uint32_t accel_flags;
+
+ /**
+ * @brief pixel clock in ps (pico seconds)
+ */
+ uint32_t pixclock;
+
+ /**
+ * @brief time from sync to picture (in pixclocks)
+ */
+ uint32_t left_margin;
+
+ /**
+ * @brief time from picture to sync (in pixclocks)
+ */
+ uint32_t right_margin;
+
+ /**
+ * @brief time from sync to picture (in pixclocks)
+ */
+ uint32_t upper_margin;
+
+ /**
+ * @brief time from picture to sync (in pixclocks)
+ */
+ uint32_t lower_margin;
+
+ /**
+ * @brief length of horizontal sync
+ */
+ uint32_t hsync_len;
+
+ /**
+ * @brief length of vertical sync
+ */
+ uint32_t vsync_len;
+
+ /**
+ * @brief see FB_SYNC_*
+ */
+ uint32_t sync;
+
+ /**
+ * @brief see FB_VMODE_*
+ */
+ uint32_t vmode;
+
+ /**
+ * @brief angle we rotate counter clockwise
+ */
+ uint32_t rotate;
+
+ /**
+ * @brief colorspace for FOURCC-based modes
+ */
+ uint32_t colorspace;
+
+ /**
+ * @brief Reserved for future compatibility
+ */
+ uint32_t reserved[4];
+};
+
+/**
+ * @brief FB cmap.
+ */
+struct fb_cmap {
+ /**
+ * @brief First entry
+ */
+ uint32_t start;
+
+ /**
+ * @brief Number of entries
+ */
+ uint32_t len;
+
+ /**
+ * @brief Red values
+ */
+ uint16_t *red;
+
+ /**
+ * @brief Green values
+ */
+ uint16_t *green;
+
+ /**
+ * @brief Blue values
+ */
+ uint16_t *blue;
+
+ /**
+ * @brief transparency, can be NULL
+ */
+ uint16_t *transp;
+};
+
+/**
+ * @brief FB con2fbmap.
+ */
+struct fb_con2fbmap {
+ uint32_t console;
+ uint32_t framebuffer;
+};
+
+/**
+ * @name FB VESA Blanking Levels
+ *
+ * @{
+ */
+#define VESA_NO_BLANKING 0
+#define VESA_VSYNC_SUSPEND 1
+#define VESA_HSYNC_SUSPEND 2
+#define VESA_POWERDOWN 3
+
+/** @} */
+
+/**
+ * @name FB Blanking Settings
+ *
+ * @{
+ */
+enum {
+ /**
+ * @brief screen: unblanked, hsync: on, vsync: on
+ */
+ FB_BLANK_UNBLANK = VESA_NO_BLANKING,
+
+ /**
+ * @brief screen: blanked, hsync: on, vsync: on
+ */
+ FB_BLANK_NORMAL = VESA_NO_BLANKING + 1,
+
+ /**
+ * @brief screen: blanked, hsync: on, vsync: off
+ */
+ FB_BLANK_VSYNC_SUSPEND = VESA_VSYNC_SUSPEND + 1,
+
+ /**
+ * @brief screen: blanked, hsync: off, vsync: on
+ */
+ FB_BLANK_HSYNC_SUSPEND = VESA_HSYNC_SUSPEND + 1,
+
+ /**
+ * @brief screen: blanked, hsync: off, vsync: off
+ */
+ FB_BLANK_POWERDOWN = VESA_POWERDOWN + 1
+};
+
+/** @} */
+
+/**
+ * @name FB Vertical Blanking Flags
+ *
+ * @{
+ */
+
+/**
+ * @brief FB currently in a vertical blank
+ */
+#define FB_VBLANK_VBLANKING 0x001
+
+/**
+ * @brief FB currently in a horizontal blank
+ */
+#define FB_VBLANK_HBLANKING 0x002
+
+/**
+ * @brief FB vertical blanks can be detected
+ */
+#define FB_VBLANK_HAVE_VBLANK 0x004
+
+/**
+ * @brief FB horizontal blanks can be detected
+ */
+#define FB_VBLANK_HAVE_HBLANK 0x008
+
+/**
+ * @brief FB global retrace counter is available
+ */
+#define FB_VBLANK_HAVE_COUNT 0x010
+
+/**
+ * @brief FB the vcount field is valid
+ */
+#define FB_VBLANK_HAVE_VCOUNT 0x020
+
+/**
+ * @brief FB the hcount field is valid
+ */
+#define FB_VBLANK_HAVE_HCOUNT 0x040
+
+/**
+ * @brief FB currently in a vsync
+ */
+#define FB_VBLANK_VSYNCING 0x080
+
+/**
+ * @brief FB verical syncs can be detected
+ */
+#define FB_VBLANK_HAVE_VSYNC 0x100
+
+/** @} */
+
+/**
+ * @brief FB var screen information.
+ */
+struct fb_vblank {
+ /**
+ * @brief FB_VBLANK flags
+ */
+ uint32_t flags;
+
+ /**
+ * @brief counter of retraces since boot
+ */
+ uint32_t count;
+
+ /**
+ * @brief current scanline position
+ */
+ uint32_t vcount;
+
+ /**
+ * @brief current scandot position
+ */
+ uint32_t hcount;
+
+ /**
+ * @brief reserved for future compatibility
+ */
+ uint32_t reserved[4];
+};
+
+#define ROP_COPY 0
+#define ROP_XOR 1
+
+/**
+ * @brief FB copy area.
+ */
+struct fb_copyarea {
+ uint32_t dx;
+ uint32_t dy;
+ uint32_t width;
+ uint32_t height;
+ uint32_t sx;
+ uint32_t sy;
+};
+
+/**
+ * @brief FB fill rectangle.
+ */
+struct fb_fillrect {
+ uint32_t dx;
+ uint32_t dy;
+ uint32_t width;
+ uint32_t height;
+ uint32_t color;
+ uint32_t rop;
+};
+
+/**
+ * @brief FB place image.
+ */
+struct fb_image {
+ /**
+ * @brief Where to place image
+ */
+ uint32_t dx;
+ uint32_t dy;
+
+ /**
+ * @brief Size of image
+ */
+ uint32_t width;
+ uint32_t height;
+
+ /**
+ * @brief Only used when a mono bitmap
+ */
+ uint32_t fg_color;
+ uint32_t bg_color;
+
+ /**
+ * @brief Depth of the image
+ */
+ uint8_t depth;
+
+ /**
+ * @brief Pointer to image data
+ */
+ const char *data;
+
+ /**
+ * @brief color map info
+ */
+ struct fb_cmap cmap;
+};
+
+/**
+ * @name FB 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
+
+/** @} */
+
+/**
+ * @brief FB cursor position.
+ */
+struct fbcurpos {
+ uint16_t x, y;
+};
+
+/**
+ * @brief FB curose.
+ */
+struct fb_cursor {
+ /**
+ * @brief what to set
+ */
+ uint16_t set;
+
+ /**
+ * @brief cursor on/off
+ */
+ uint16_t enable;
+
+ /**
+ * @brief bitop operation
+ */
+ uint16_t rop;
+
+ /**
+ * @brief cursor mask bits
+ */
+ const char *mask;
+
+ /**
+ * @brief cursor hot spot
+ */
+ struct fbcurpos hot;
+
+ /**
+ * @brief Cursor image
+ */
+ struct fb_image image;
+};
+
+/**
+ * @name FB Settings for the generic backlight code
+ *
+ * @{
+ */
+
+#define FB_BACKLIGHT_LEVELS 128
+#define FB_BACKLIGHT_MAX 0xFF
+
+/** @} */
+
+/** @} */
+
+#endif /* _UAPI_LINUX_FB_H */
--
1.9.1
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