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Diffstat (limited to 'Source/DirectFB/gfxdrivers/unichrome/unichrome.h')
| -rwxr-xr-x | Source/DirectFB/gfxdrivers/unichrome/unichrome.h | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/Source/DirectFB/gfxdrivers/unichrome/unichrome.h b/Source/DirectFB/gfxdrivers/unichrome/unichrome.h new file mode 100755 index 0000000..7f8e72b --- /dev/null +++ b/Source/DirectFB/gfxdrivers/unichrome/unichrome.h @@ -0,0 +1,151 @@ +/* + Copyright (c) 2003 Andreas Robinson, All rights reserved. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. +*/ + +#ifndef __UNICHROME_H__ +#define __UNICHROME_H__ + +#include <core/coredefs.h> +#include <core/surface.h> +#include <core/layers.h> +#include <core/layer_control.h> + +#include <directfb.h> + +#define UNICHROME_DEVICE "/dev/ucio" +#define UC_FIFO_SIZE 4096 + +/** If defined - the driver will use the 3D engine. */ +#define UC_ENABLE_3D +//#undef UC_ENABLE_3D + + +/** Register settings for the current source surface. (3D) */ +struct uc_hw_texture { + DFBSurfaceBlittingFlags bltflags; + + u32 l2w; //width, rounded up to nearest 2^m, eg 600 => 1024 + u32 l2h; //height, rounded up, e.g 480 => 512 + u32 we; //width exponent, i.e m in the number 2^m + u32 he; //height exponent + + u32 format; // HW pixel format + + // 3d engine texture environment, texture unit 0 + + // Used for the DSBLIT_BLEND_ALPHACHANNEL, DSBLIT_BLEND_COLORALPHA + // and DSBLIT_COLORIZE blitting flags. + + u32 regHTXnTB; + u32 regHTXnMPMD; + + u32 regHTXnTBLCsat_0; + u32 regHTXnTBLCop_0; + u32 regHTXnTBLMPfog_0; + u32 regHTXnTBLAsat_0; + u32 regHTXnTBLRCb_0; + u32 regHTXnTBLRAa_0; + u32 regHTXnTBLRFog_0; +}; + + +/** Hardware source-destination blending registers. */ +struct uc_hw_alpha { +/* + u32 regHABBasL; // Alpha buffer, low 24 bits. + u32 regHABBasH; // Alpha buffer, high 8 bits. + u32 regHABFM; // Alpha pixel format, memory type and pitch. + u32 regHATMD; // Alpha test function and reference value. + + // Blending function +*/ + u32 regHABLCsat; + u32 regHABLCop; + u32 regHABLAsat; + u32 regHABLAop; + u32 regHABLRCa; + u32 regHABLRFCa; + u32 regHABLRCbias; + u32 regHABLRCb; + u32 regHABLRFCb; + u32 regHABLRAa; + u32 regHABLRAb; +}; + +typedef enum { + uc_source2d = 0x00000001, + uc_source3d = 0x00000002, + uc_texenv = 0x00000004, + uc_blending_fn = 0x00000008, + uc_color2d = 0x00000010, + uc_colorkey2d = 0x00000020 +} UcStateBits; + +#define UC_VALIDATE(b) (ucdev->valid |= (b)) +#define UC_INVALIDATE(b) (ucdev->valid &= ~(b)) +#define UC_IS_VALID(b) (ucdev->valid & (b)) + +typedef struct _UcDeviceData { + + /* State validation */ + UcStateBits valid; + + /* Current state settings */ + u32 pitch; // combined src/dst pitch (2D) + u32 color; // 2D fill color + u32 color3d; // color for 3D operations + u32 draw_rop2d; // logical drawing ROP (2D) + u32 draw_rop3d; // logical drawing ROP (3D) + + DFBSurfaceBlittingFlags bflags; // blitting flags + DFBRegion clip; // clipping region + + DFBSurfacePixelFormat dst_format; // destination pixel format + int dst_offset; // destination buffer byte offset + int dst_pitch; // destination buffer byte pitch + int dst_height; // destination surface height + int src_offset; // source buffer byte offset + int src_pitch; // source buffer byte pitch + int src_height; // source surface height + + int field; // source field + + /* Hardware settings */ + struct uc_hw_alpha hwalpha; // alpha blending setting (3D) + struct uc_hw_texture hwtex; // hardware settings for blitting (3D) + + + /// Set directly after a 2D/3D engine command is sent. + int must_wait; + unsigned int cmd_waitcycles; + unsigned int idle_waitcycles; + + u32 vq_start; // VQ related + u32 vq_size; + u32 vq_end; + +} UcDeviceData; + + +typedef struct _UcDriverData { + int file; // File handle to mmapped IO region. + int hwid; // Graphics device PCI id. + char hwrev; // Hardware revision + char* name; // Graphics device name, eg CLE266/UniChrome + volatile void* hwregs; // Hardware register base + bool canfliponvsync; // Kernel-assisted flip on vsync available + struct uc_fifo* fifo; // Data FIFO. + + FusionSHMPoolShared *pool; + + struct _UcOverlayData *ovl; // Current overlay settings (initially NULL) + +} UcDriverData; + + +#endif // __UNICHROME_H__ |