ctkav_biu.h

ct952 source code use for Digital Frame Photo

typedef struct  _tagTEST_BIU_CPPM_STRU
{
    DWORD       dwBitsDRAMAddr;         // bitstream input buffer address
    LONG        lBitsLen;               // in 8 bytes (64-bit) unit
    DWORD       dwWriteDRAMAddr;        // output stream buffer address
    DWORD       dwPatternDRAMAddr;      // pattern buffer address
    LONG        lSecterLen;             // sector length in byte unit
    DWORD       dwMediaKeyL;            // 31:0 of Media key
    DWORD       dwMediaKeyU;            // 55:32 of Media key
    DWORD       dwAlbumIDL;             // 31:0 of Album ID
    DWORD       dwAlbumIDU;             // 63:32 of Album ID
    union BIU_CLIP_UNION    BIUClip;    // the sum of prefix and suffix should be modulated by 8
} TEST_BIU_CPPM_STRU, *PTEST_BIU_CPPM_STRU;

// define MACROs
//#define MACRO_BIU_SW_RESET      {REG_PLAT_RESET_CONTROL &= 0xfffffffb;}
#define MACRO_BIU_READ_32BIT(dwBit)     \
    {dwBit = REG_BIU_BIURRD;}
#define MACRO_BIU_WRITE_32BIT(dwBit)    \
    {REG_BIU_BIUWRD = dwBit;}

#define MACRO_BIU_INPUT_ENABLE      (REG_BIU_BIUCTL |= BIU_CTL_BIFF_EN)
#define MACRO_BIU_OUTPUT_ENABLE     (REG_BIU_BIUCTL |= BIU_CTL_BOFF_EN)
#define MACRO_BIU_INPUT_READY       (REG_BIU_BIUCTL & BIU_STATUS_BIURDDRDY)
#define MACRO_BIU_OUTPUT_READY      (REG_BIU_BIUCTL & BIU_STATUS_MBOWRRDY)
#define MACRO_BIU_INPUT_DISABLE     (REG_BIU_BIUCTL &= (~(BIU_CTL_BIFF_EN)))
#define MACRO_BIU_OUTPUT_DISABLE    (REG_BIU_BIUCTL &= (~(BIU_CTL_BOFF_EN)))

#define MACRO_BIU_REMAINDER(dwBit)      \
    {REG_BIU_BIUBPREM |= dwBit;}

#define MACRO_BIU_GET_REMAINDER (REG_BIU_BIUBPREM & BIU_REMAINDER_MASK)

#define MACRO_BIU_GET_COUNTER   (REG_BIU_BIUFNPEC) // can be used only in find next pattern

#define MACRO_BIU_INIT_READ(dwSectorLen, dwClipUnion)       \
    {   \
        REG_BIU_SECTORLEN = dwSectorLen;    \
        REG_BIU_BIUCLIPLEN = dwClipUnion;   \
        REG_BIU_BIUCTL |= BIU_CTL_BIFF_EN;  \
    }

#define MACRO_BIU_INIT(dwSectorLen, dwClipUnion, dwState)   \
    {   \
        REG_BIU_SECTORLEN = dwSectorLen;    \
        REG_BIU_BIUCLIPLEN = dwClipUnion;   \
        REG_BIU_BIUCTL |= (dwState);    \
    }

//====================================================================
// iRemainder is 3-bit value
// iSize is total number of bytes needed to be by-pass. If this size is not divided by 64-bit,
//  padding mechanism will be turn on automatically.
// iSectorLen is a number of bytes for a sector/block
// iClipUnion stores the suffix and prefix needed to be clipped
// iPadding is a byte indicates what value to be padded at padding mode
//---------------------------------------
// By-pass mode INT bit will be turn on
//====================================================================
#define MACRO_BIU_BYPASS(dwRemainder, dwSize, dwSectorLen, dwClipUnion)  \
    {   \
        REG_BIU_BIUBPREM = dwRemainder;     \
        REG_BIU_SECTORLEN = dwSectorLen;    \
        REG_BIU_BIUCLIPLEN = dwClipUnion;   \
        REG_BIU_BIUBPCNT = dwSize;          \
        REG_BIU_BIUCTL &= (~BIU_CTL_PADDING);   \
        REG_BIU_BIUCTL |= (BIU_INT_BPINT_EN|BIU_OP_BIUBP_GO|BIU_CTL_BOFF_EN);   \
    }

#define MACRO_BIU_BYPASS_PADDING(dwRemainder, dwSize, dwSectorLen, dwClipUnion, dwPadding)  \
    {   \
        REG_BIU_BIUBPREM = (dwPadding << 8) | dwRemainder;      \
        REG_BIU_SECTORLEN = dwSectorLen;    \
        REG_BIU_BIUCLIPLEN = dwClipUnion;   \
        REG_BIU_BIUBPCNT = dwSize;      \
        REG_BIU_BIUCTL |= (BIU_CTL_PADDING|BIU_INT_BPINT_EN|BIU_OP_BIUBP_GO|BIU_CTL_BOFF_EN);   \
    }


//====================================================================
// iRemainder is 3-bit value
// iSize is total number of bytes needed to be skipped.
// iSectorLen is a number of bytes for a sector/block
// iClipUnion stores the suffix and prefix needed to be clipped
//---------------------------------------
// By-pass mode INT bit will be turn on
//====================================================================
#define MACRO_BIU_SKIP(dwRemainder, dwSize, dwSectorLen, dwClipUnion)       \
    {   \
        REG_BIU_BIUBPREM = dwRemainder;     \
        REG_BIU_SECTORLEN = dwSectorLen;    \
        REG_BIU_BIUCLIPLEN = dwClipUnion;   \
        REG_BIU_BIUBPCNT = dwSize;      \
        REG_BIU_BIUCTL |= (BIU_CTL_BIUSKIP_EN|BIU_INT_BPINT_EN|BIU_OP_BIUBP_GO|BIU_CTL_BIFF_EN|BIU_CTL_BOFF_EN);    \
    }


//====================================================================
// iRemainder is 3-bit value
// iSize is total number of bytes needed to be skipped.
// iSectorLen is a number of bytes for a sector/block
// iClipUnion stores the suffix and prefix needed to be clipped
//---------------------------------------
// By-pass mode INT bit will be turn on
//====================================================================
#define MACRO_BIU_FIND_PATTERN(dwSectorLen, dwClipUnion, dwPattern0, dwPattern1, dwPatternMask)  \
    {   \
        REG_BIU_SECTORLEN = dwSectorLen;    \
        REG_BIU_BIUCLIPLEN = dwClipUnion;   \
        REG_BIU_BIUTGTPAT0 = dwPattern0;    \
        REG_BIU_BIUTGTPAT1 = dwPattern1;    \
        REG_BIU_BIUPATMASK = dwPatternMask; \
        REG_BIU_BIUCTL |= (BIU_INT_FNPINT_EN|BIU_OP_FNP_GO|BIU_CTL_BIFF_EN|BIU_CTL_BOFF_EN);    \
    }

#define MACRO_BIU_FIND_NEXT_PATTERN     (REG_BIU_BIUCTL |= BIU_OP_FNP_GO)


#define MACRO_BIU_FNP_STATUS            (REG_BIU_BIUCTL >> 31)

// Select BIU input/output format (Big or little endian)
#define MACRO_BIU_FMT_OUTPUT_BIG_ENDIAN	\
	{	\
		REG_BIU_BIUCTL &= (~(0x0c000000));	\
	}	\

#define MACRO_BIU_FMT_OUTPUT_BYTE_SWAP	\
	{	\
		REG_BIU_BIUCTL &= (~(0x0c000000));	\
		REG_BIU_BIUCTL |= (0x04000000);	\
	}	\

#define MACRO_BIU_FMT_OUTPUT_LITTLE_ENDIAN_2BYTE	\
	{	\
		REG_BIU_BIUCTL &= (~(0x0c000000));	\
		REG_BIU_BIUCTL |= (0x08000000);	\
	}	\

#define MACRO_BIU_FMT_OUTPUT_LITTLE_ENDIAN	\
	{	\
		REG_BIU_BIUCTL |= (0x0c000000);	\
	}	\

#define MACRO_BIU_FMT_INPUT_BIG_ENDIAN	\
	{	\
		REG_BIU_BIUCTL &= (~(0x03000000));	\
	}	\

#define MACRO_BIU_FMT_INPUT_BYTE_SWAP	\
	{	\
		REG_BIU_BIUCTL &= (~(0x03000000));	\
		REG_BIU_BIUCTL |= (0x01000000);	\
	}	\

#define MACRO_BIU_FMT_INPUT_LITTLE_ENDIAN_2BYTE	\
	{	\
		REG_BIU_BIUCTL &= (~(0x03000000));	\
		REG_BIU_BIUCTL |= (0x02000000);	\
	}	\

#define MACRO_BIU_FMT_INPUT_LITTLE_ENDIAN	\
	{	\
		REG_BIU_BIUCTL |= (0x03000000);	\
	}	\

#ifdef __cplusplus
}
#endif //__cplusplus

#endif  // __CTKAV_BIU_H__