tvptpppack.h

ti的数字电视芯片 tvp9000的源码

/***************************************************************************** 
*    Property of Texas Instruments Incorporated, Copyright 2004
*    All rights reserved
******************************************************************************/
/*********************************************************************
*
* Description:
*  TPP_PACK.H contains private definitions related to the TPP ARM9 module
*  
*  Contents:
*      Flag definitions
*      Function protoypes
*   
**********************************************************************/
/*********************************************************************
*
* $Revision: $
*
* $History: TvpTppPack.h $
* 
*********************************************************************/
#ifndef TVP_TPP_PACK_DOT_H_IS_DEFINED
#define TVP_TPP_PACK_DOT_H_IS_DEFINED

#define TVP_PES_EXTN_BIT         0x01           /* extension data exists in PES hdr */
#define TVP_SPLIT_PES_BIT        0x02           /* Pes split between 2 packets      */
#define TVP_PTS_BIT              0x04           /* Pts value exists in packet       */
#define TVP_DTS_BIT              0x08           /* Dts must be unpacket from packet */
#define TVP_PES_PRIV_DATA_BIT    0x80           /* Pes priv data exists             */

#define TVP_PREFIX1_BIT          0x80000000     /* Scheduled execution of PES parser*/
#define TVP_PREFIX2_BIT          0x40000000     /* Scheduled execution of PES parser*/
#define TVP_PREFIX3_BIT          0x20000000     /* Scheduled execution of PES parser*/
#define TVP_STREAM_ID_BIT        0x10000000     /* Scheduled execution of PES parser*/
#define TVP_PACKET_LENGTH1_BIT   0x08000000     /* Scheduled execution of PES parser*/
#define TVP_PACKET_LENGTH2_BIT   0x04000000     /* Scheduled execution of PES parser*/
#define TVP_PES_FLAG1_BIT        0x02000000     /* Scheduled execution of PES parser*/
#define TVP_PES_FLAG2_BIT        0x01000000     /* Scheduled execution of PES parser*/
#define TVP_HEADER_LENGTH_BIT    0x00800000     /* Scheduled execution of PES parser*/
#define TVP_PTS1_BIT             0x00400000     /* Scheduled execution of PES parser*/
#define TVP_PTS2_BIT             0x00200000     /* Scheduled execution of PES parser*/
#define TVP_PTS3_BIT             0x00100000     /* Scheduled execution of PES parser*/
#define TVP_PTS4_BIT             0x00080000     /* Scheduled execution of PES parser*/
#define TVP_PTS5_BIT             0x00040000     /* Scheduled execution of PES parser*/
#define TVP_DTS1_BIT             0x00020000     /* Scheduled execution of PES parser*/
#define TVP_DTS2_BIT             0x00010000     /* Scheduled execution of PES parser*/
#define TVP_DTS3_BIT             0x00008000     /* Scheduled execution of PES parser*/
#define TVP_DTS4_BIT             0x00004000     /* Scheduled execution of PES parser*/
#define TVP_DTS5_BIT             0x00002000     /* Scheduled execution of PES parser*/

#define TVP_TPP_IRQ_REQ          0x80000000
#define TVP_TPPDMA_IRQ_ENABLE    0x1000
#define TVP_TPPDMA_IRQ_MASK      0x1F

#define TVP_NUM_FIQ_2_IRQS 	  	 4	   // This MUST be a power of 2 for the algorithm to work
#define TVP_TPPDMA_NOT_USED      0xff

#define TVP_MEC_WORD			0x000001b4

/*********************************************************************/
/* Functions prototypes*/

//ISR Functions
void tvpTppDebugIsr(void);
void tvpTppPsIsr(void);
void tvpTppStcIsr(void);
void tvpTppDmaCompleteIsr (void);
void tvpTppEopIsr(void);
//Audio/Video,PES,TS and Adapation Filed Processing Functions
void tvpTppAVProcess(TvpTransTbl *trans_tbl, TvpDvbPacket *dvb_pack, 
                     unsigned char *stream_pointer, unsigned long status, 
                     unsigned char packetType, TvpScidTbl *scid_tbl);
void tvpTppPesProcess(TvpTransTbl *trans_tbl, TvpDvbPacket *dvb_pack, 
                      unsigned char *stream_pointer, unsigned long status, 
                      unsigned char packetType, TvpScidTbl *scid_tbl);
void tvpTppPesMove(TvpTransTbl *trans_tbl, unsigned char numbytes, 
                   unsigned long schedule, TvpDvbPacket *dvb_pack, 
                   long size, unsigned long status);
void tvpTppAFProcess(TvpTransTbl *trans_tbl, TvpDvbPacket *dvb_pack, 
                       unsigned char **stream_pointer_p, unsigned long *status);
void tvpTppTsProcess(TvpTransTbl *trans_tbl, TvpDvbPacket *dvb_pack, 
                     unsigned char *stream_pointer, unsigned long status);

// Functions for Section processing
void tvpTppSectionProcess(TvpTransTbl *trans_tbl, TvpDvbPacket *dvb_pack, 
                         unsigned char *stream_pointer, unsigned long status);
void tvpTppFWError(unsigned char error, TvpTransTbl *trans_tbl,unsigned long chan_number);
unsigned long tvpTppFiltGo(unsigned char *ptr);

//DMA Functions
void tvpTppDmaConf(unsigned long source, unsigned long dest, unsigned long fiq_ctrl, unsigned char size);
void tvpTppDmaInit(void);
void tvpTppDmaGo(void);

//STC Functions
void tvpTppStcInit(unsigned long pcr90, unsigned long pcr27, unsigned long stc90, unsigned long stc27);
void tvpTppStcExtract(TvpDvbPacket *dvb_pack, unsigned long *stc90, unsigned long *stc27);
//reset the TPP
void tvpTppReset(void);

#endif