brooktree848.c

基于组件方式开发操作系统的OSKIT源代码

	   TTYPE_XXX,				/* input type */
 	   { 0x00,				/* control byte for PLL */
 	     0x00,
 	     0x00,
 	     0x00 },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0x00, 0x00, 0x00,0x00} },		/* the band-switch values */

	/* TEMIC_NTSC */
	{ "Temic NTSC",				/* the 'name' */
	   TTYPE_NTSC,				/* input type */
	   { TSA552x_SCONTROL,			/* control byte for PLL */
	     TSA552x_SCONTROL,
	     TSA552x_SCONTROL,
	     0x00 },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0x02, 0x04, 0x01, 0x00 } },	/* the band-switch values */

	/* TEMIC_PAL */
	{ "Temic PAL",				/* the 'name' */
	   TTYPE_PAL,				/* input type */
	   { TSA552x_SCONTROL,			/* control byte for PLL */
	     TSA552x_SCONTROL,
	     TSA552x_SCONTROL,
	     0x00 },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0x02, 0x04, 0x01, 0x00 } },	/* the band-switch values */

	/* TEMIC_SECAM */
	{ "Temic SECAM",			/* the 'name' */
	   TTYPE_SECAM,				/* input type */
	   { TSA552x_SCONTROL,			/* control byte for PLL */
	     TSA552x_SCONTROL,
	     TSA552x_SCONTROL,
	     0x00 },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0x02, 0x04, 0x01,0x00 } },		/* the band-switch values */

	/* PHILIPS_NTSC */
	{ "Philips NTSC",			/* the 'name' */
	   TTYPE_NTSC,				/* input type */
	   { TSA552x_SCONTROL,			/* control byte for PLL */
	     TSA552x_SCONTROL,
	     TSA552x_SCONTROL,
	     0x00 },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0xa0, 0x90, 0x30, 0x00 } },	/* the band-switch values */

	/* PHILIPS_PAL */
	{ "Philips PAL",			/* the 'name' */
	   TTYPE_PAL,				/* input type */
	   { TSA552x_FCONTROL,			/* control byte for PLL */
	     TSA552x_FCONTROL,
	     TSA552x_FCONTROL,
	     TSA552x_RADIO },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0xa0, 0x90, 0x30, 0xa4 } },	/* the band-switch values */

	/* PHILIPS_SECAM */
	{ "Philips SECAM",			/* the 'name' */
	   TTYPE_SECAM,				/* input type */
	   { TSA552x_SCONTROL,			/* control byte for PLL */
	     TSA552x_SCONTROL,
	     TSA552x_SCONTROL,
	    TSA552x_RADIO },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0xa0, 0x90, 0x30,0xa4 } },		/* the band-switch values */

	/* TEMIC_PAL I */
	{ "Temic PAL I",			/* the 'name' */
	   TTYPE_PAL,				/* input type */
	   { TSA552x_SCONTROL,			/* control byte for PLL */
	     TSA552x_SCONTROL,
	     TSA552x_SCONTROL,
	     0x00 },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0x02, 0x04, 0x01,0x00 } },		/* the band-switch values */

	/* PHILIPS_PAL */
	{ "Philips PAL I",			/* the 'name' */
	   TTYPE_PAL,				/* input type */
	   { TSA552x_SCONTROL,			/* control byte for PLL */
	     TSA552x_SCONTROL,
	     TSA552x_SCONTROL,
	     0x00 },
          { 0x00, 0x00 },                      /* band-switch crosspoints */
          { 0xa0, 0x90, 0x30,0x00 } },         /* the band-switch values */

       /* PHILIPS_FR1236_NTSC */
       { "Philips FR1236 NTSC FM",             /* the 'name' */
          TTYPE_NTSC,                          /* input type */
	  { TSA552x_SCONTROL,			/* control byte for PLL */
	    TSA552x_SCONTROL,
	    TSA552x_SCONTROL,
	    TSA552x_RADIO  },
          { 0x00, 0x00 },			/* band-switch crosspoints */
	  { 0xa0, 0x90, 0x30,0xa4 } },		/* the band-switch values */

	/* PHILIPS_FR1216_PAL */
	{ "Philips FR1216 PAL" ,		/* the 'name' */
	   TTYPE_PAL,				/* input type */
	   { TSA552x_FCONTROL,			/* control byte for PLL */
	     TSA552x_FCONTROL,
	     TSA552x_FCONTROL,
	     TSA552x_RADIO },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0xa0, 0x90, 0x30, 0xa4 } },	/* the band-switch values */

	/* PHILIPS_FR1236_SECAM */
	{ "Philips FR1236 SECAM FM",		/* the 'name' */
	   TTYPE_SECAM,				/* input type */
	   { TSA552x_FCONTROL,			/* control byte for PLL */
	     TSA552x_FCONTROL,
	     TSA552x_FCONTROL,
	     TSA552x_RADIO },
	   { 0x00, 0x00 },			/* band-switch crosspoints */
	   { 0xa0, 0x90, 0x30, 0xa4 } },	/* the band-switch values */

        /* ALPS TSCH5 NTSC */
        { "ALPS TSCH5",                         /* the 'name' */
           TTYPE_NTSC,                          /* input type */
           { TSCH5_FCONTROL,                    /* control byte for PLL */
             TSCH5_FCONTROL,
             TSCH5_FCONTROL,
             0x00 },
           { 0x00, 0x00 },                      /* band-switch crosspoints */
           { 0x14, 0x12, 0x11, 0x00 } }         /* the band-switch values */
};

/******************************************************************************
 * card probe
 */


/*
 * the recognized cards, used as indexes of several tables.
 *
 * if probeCard() fails to detect the proper card on boot you can
 * override it by setting the following define to the card you are using:
 *
#define OVERRIDE_CARD	<card type>
 *
 * where <card type> is one of the following card defines.
 */
#define	CARD_UNKNOWN		0
#define	CARD_MIRO		1
#define	CARD_HAUPPAUGE		2
#define	CARD_STB		3
#define	CARD_INTEL		4
#define	CARD_IMS_TURBO		5
#define	CARD_AVER_MEDIA		6
#define	CARD_OSPREY		7
#define Bt848_MAX_CARD          8

/*
 * the data for each type of card
 *
 * Note:
 *   these entried MUST be kept in the order defined by the CARD_XXX defines!
 */
static const struct CARDTYPE cards[] = {

	{  CARD_UNKNOWN,			/* the card id */
	  "Unknown",				/* the 'name' */
	   NULL,				/* the tuner */
	   0,					/* the tuner i2c address */
	   0,					/* dbx unknown */
	   0,
	   0,					/* EEProm unknown */
	   0,					/* EEProm unknown */
	   { 0, 0, 0, 0, 0 } },

	{  CARD_MIRO,				/* the card id */
	  "Miro TV",				/* the 'name' */
	   NULL,				/* the tuner */
	   0,					/* the tuner i2c address */
	   0,					/* dbx unknown */
	   0,
	   0,					/* EEProm unknown */
	   0,					/* size unknown */
	   { 0x02, 0x01, 0x00, 0x0a, 1 } },	/* XXX ??? */

	{  CARD_HAUPPAUGE,			/* the card id */
	  "Hauppauge WinCast/TV",		/* the 'name' */
	   NULL,				/* the tuner */
	   0,					/* the tuner i2c address */
	   0,					/* dbx is optional */
	   0,
	   PFC8582_WADDR,			/* EEProm type */
	   (u_char)(256 / EEPROMBLOCKSIZE),	/* 256 bytes */
	   { 0x00, 0x02, 0x01, 0x04, 1 } },	/* audio MUX values */

	{  CARD_STB,				/* the card id */
	  "STB TV/PCI",				/* the 'name' */
	   NULL,				/* the tuner */
	   0,					/* the tuner i2c address */
	   0,					/* dbx is optional */
	   0,
	   X24C01_WADDR,			/* EEProm type */
	   (u_char)(128 / EEPROMBLOCKSIZE),	/* 128 bytes */
	   { 0x00, 0x01, 0x02, 0x02, 1 } },	/* audio MUX values */

	{  CARD_INTEL,				/* the card id */
	  "Intel Smart Video III/VideoLogic Captivator PCI", /* the 'name' */
	   NULL,				/* the tuner */
	   0,					/* the tuner i2c address */
	   0,
	   0,
	   0,
	   0,
	   { 0, 0, 0, 0, 0 } },

	{  CARD_IMS_TURBO,			/* the card id */
	  "IMS TV Turbo",			/* the 'name' */
	   NULL,				/* the tuner */
	   0,					/* the tuner i2c address */
	   0,					/* dbx is optional */
	   0,
	   PFC8582_WADDR,			/* EEProm type */
	   (u_char)(256 / EEPROMBLOCKSIZE),	/* 256 bytes */
	   { 0x01, 0x02, 0x01, 0x00, 1 } },     /* audio MUX values */

        {  CARD_AVER_MEDIA,			/* the card id */
          "AVer Media TV/FM",                   /* the 'name' */
           NULL,                                /* the tuner */
	   0,					/* the tuner i2c address */
           0,                                   /* dbx is optional */
           0,
           0,                                   /* EEProm size */
           0,                                   /* EEProm size */
           { 0x0c, 0x00, 0x0b, 0x0b, 1 } },     /* audio MUX values */

        {  CARD_OSPREY,			/* the card id */
          "MMAC Osprey",                   /* the 'name' */
           NULL,                                /* the tuner */
	   0,					/* the tuner i2c address */
           0,                                   /* dbx is optional */
           0,
	   PFC8582_WADDR,			/* EEProm type */
	   (u_char)(256 / EEPROMBLOCKSIZE),	/* 256 bytes */
           { 0x0c, 0x00, 0x0b, 0x0b, 1 } },     /* audio MUX values */

};

struct bt848_card_sig bt848_card_signature[1]= {
  /* IMS TURBO TV : card 5 */
    {  5,9, {00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 02, 00, 00, 00}}


};


/* debug utility for holding previous INT_STAT contents */
#define STATUS_SUM
static u_long	status_sum = 0;

/*
 * defines to make certain bit-fiddles understandable
 */
#define FIFO_ENABLED		BT848_DMA_CTL_FIFO_EN
#define RISC_ENABLED		BT848_DMA_CTL_RISC_EN
#define FIFO_RISC_ENABLED	(BT848_DMA_CTL_FIFO_EN | BT848_DMA_CTL_RISC_EN)
#define FIFO_RISC_DISABLED	0

#define ALL_INTS_DISABLED	0
#define ALL_INTS_CLEARED	0xffffffff
#define CAPTURE_OFF		0

#define BIT_SEVEN_HIGH		(1<<7)
#define BIT_EIGHT_HIGH		(1<<8)

#define I2C_BITS		(BT848_INT_RACK | BT848_INT_I2CDONE)
#define TDEC_BITS               (BT848_INT_FDSR | BT848_INT_FBUS)


/*
 * misc. support routines.
 */
static int			signCard( bktr_ptr_t bktr, int offset,
					  int count, u_char* sig );
static void			probeCard( bktr_ptr_t bktr, int verbose );

static vm_offset_t		get_bktr_mem( int unit, unsigned size );

static int			oformat_meteor_to_bt( u_long format );

static u_int			pixfmt_swap_flags( int pixfmt );

/*
 * bt848 RISC programming routines.
 */
#ifdef BT848_DUMP
static int	dump_bt848( bt848_ptr_t bt848 );
#endif

static void	yuvpack_prog( bktr_ptr_t bktr, char i_flag, int cols,
			      int rows,  int interlace );
static void	yuv422_prog( bktr_ptr_t bktr, char i_flag, int cols,
			     int rows, int interlace );
static void	yuv12_prog( bktr_ptr_t bktr, char i_flag, int cols,
			     int rows, int interlace );
static void	rgb_prog( bktr_ptr_t bktr, char i_flag, int cols,
			  int rows, int interlace );
static void	build_dma_prog( bktr_ptr_t bktr, char i_flag );

static bool_t   getline(bktr_reg_t *, int);
static bool_t   notclipped(bktr_reg_t * , int , int);     
static bool_t   split(bktr_reg_t *, volatile u_long **, int, u_long, int, 
		      volatile u_char ** , int  );

/*
 * video & video capture specific routines.
 */
static int	video_open( bktr_ptr_t bktr );
static int	video_close( bktr_ptr_t bktr );
static int	video_ioctl( bktr_ptr_t bktr, int unit,
			     int cmd, caddr_t arg, struct proc* pr );

static void	start_capture( bktr_ptr_t bktr, unsigned type );
static void	set_fps( bktr_ptr_t bktr, u_short fps );


/*
 * tuner specific functions.
 */
static int	tuner_open( bktr_ptr_t bktr );
static int	tuner_close( bktr_ptr_t bktr );
static int	tuner_ioctl( bktr_ptr_t bktr, int unit,
			     int cmd, caddr_t arg, struct proc* pr );
static int	tuner_getchnlset( struct bktr_chnlset *chnlset );

static int	tv_channel( bktr_ptr_t bktr, int channel );
static int	tv_freq( bktr_ptr_t bktr, int frequency );
#if defined( TUNER_AFC )
static int	do_afc( bktr_ptr_t bktr, int addr, int frequency );
#endif /* TUNER_AFC */


/*
 * audio specific functions.
 */
static int	set_audio( bktr_ptr_t bktr, int mode );
static void	temp_mute( bktr_ptr_t bktr, int flag );
static int	set_BTSC( bktr_ptr_t bktr, int control );

static void	msp_autodetect( bktr_ptr_t bktr );
static void	msp_read_id( bktr_ptr_t bktr );
static void	msp_reset( bktr_ptr_t bktr );
static unsigned int	msp_read(bktr_ptr_t bktr, unsigned char dev,
                        unsigned int addr);
static void 	msp_write( bktr_ptr_t bktr, unsigned char dev,
                unsigned int addr, unsigned int data);

/*
 * Remote Control Functions
 */
static void	remote_read(bktr_ptr_t bktr, struct bktr_remote *remote);


/*
 * ioctls common to both video & tuner.
 */
static int	common_ioctl( bktr_ptr_t bktr, bt848_ptr_t bt848,
			      int cmd, caddr_t arg );


/*
 * i2c primitives
 */
static int	i2cWrite( bktr_ptr_t bktr, int addr, int byte1, int byte2 );
static int	i2cRead( bktr_ptr_t bktr, int addr );
static int	writeEEProm( bktr_ptr_t bktr, int offset, int count,
			     u_char* data );
static int	readEEProm( bktr_ptr_t bktr, int offset, int count,
			    u_char* data );

#ifndef __FreeBSD__
/*
 * i2c primatives for low level control of i2c bus. Added for MSP34xx control
 */
static void     i2c_start( bktr_ptr_t bktr);
static void     i2c_stop( bktr_ptr_t bktr);
static int      i2c_write_byte( bktr_ptr_t bktr, unsigned char data);
static int      i2c_read_byte( bktr_ptr_t bktr, unsigned char *data, int last );
#endif


#ifdef __FreeBSD__

/*
 * the boot time probe routine.
 */
static const char*
bktr_probe( pcici_t tag, pcidi_t type )
{
        unsigned int rev = pci_conf_read( tag, PCIR_REVID) & 0x000000ff;
	 
	switch (type) {
	case BROOKTREE_848_PCI_ID:
		if (rev == 0x12) return("BrookTree 848a");
		else             return("BrookTree 848"); 
        case BROOKTREE_849_PCI_ID:
                return("BrookTree 849");
        case BROOKTREE_878_PCI_ID:
                return("BrookTree 878");
        case BROOKTREE_879_PCI_ID:
                return("BrookTree 879");
	};

	return ((char *)0);
}

#endif /* __FreeBSD__ */

/*
 * the attach routine.
 */
static	void
bktr_attach( ATTACH_ARGS )
{
	bktr_ptr_t	bktr;