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xianfeng |
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#ifndef _CABLE_FT2232_H_
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#define _CABLE_FT2232_H_
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#define debug(...) //fprintf(stderr, __VA_ARGS__ )
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#ifndef min
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#define min(X,Y) ((X) < (Y) ? (X) : (Y))
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#endif
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#define FTDX_MAXSEND 4096
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#define FTDX_MAXSEND_MPSSE (64 * 1024)
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#define FTDI_MAXRECV ( 4 * 64)
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#define BIT_CABLEID2_TCK 0 /* ADBUS0 */
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#define BIT_CABLEID2_TDIDO 1 /* ADBUS1 */
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#define BIT_CABLEID2_TDODI 2 /* ADBUS2 */
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#define BIT_CABLEID2_TMS 3 /* ADBUS3 */
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#define BITMASK_CABLEID2_TCK (1 << BIT_CABLEID2_TCK)
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#define BITMASK_CABLEID2_TDIDO (1 << BIT_CABLEID2_TDIDO)
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#define BITMASK_CABLEID2_TDODI (1 << BIT_CABLEID2_TDODI)
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#define BITMASK_CABLEID2_TMS (1 << BIT_CABLEID2_TMS)
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#define BIT_CABLEID2_OE 1 /* ACBUS1 */
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#define BIT_CABLEID2_RXLED 2 /* ACBUS2 */
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#define BIT_CABLEID2_TXLED 3 /* ACBUS3 */
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#define BITMASK_CABLEID2_OE (1 << BIT_CABLEID2_OE)
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#define BITMASK_CABLEID2_RXLED (1 << BIT_CABLEID2_RXLED)
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#define BITMASK_CABLEID2_TXLED (1 << BIT_CABLEID2_TXLED)
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typedef struct usbconn_t usbconn_t;
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typedef struct {
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char *name;
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char *desc;
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char *driver;
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int32_t vid;
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int32_t pid;
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} usbconn_cable_t;
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typedef struct {
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const char *type;
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usbconn_t *(*connect)( const char **, int, usbconn_cable_t *);
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void (*free)( usbconn_t * );
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int (*open)( usbconn_t * );
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int (*close)( usbconn_t * );
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int (*read)( usbconn_t *, uint8_t *, int );
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int (*write)( usbconn_t *, uint8_t *, int, int );
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} usbconn_driver_t;
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struct usbconn_t {
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usbconn_driver_t *driver;
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void *params;
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usbconn_cable_t *cable;
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};
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typedef struct {
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/* USB device information */
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unsigned int vid;
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unsigned int pid;
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struct ftdi_context *ftdic;
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char *serial;
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/* send and receive buffer handling */
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uint32_t send_buf_len;
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uint32_t send_buffered;
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uint8_t *send_buf;
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uint32_t recv_buf_len;
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uint32_t to_recv;
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uint32_t recv_write_idx;
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uint32_t recv_read_idx;
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uint8_t *recv_buf;
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} ftdi_param_t;
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usbconn_t * usbconn_ftdi_connect();
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int my_ftdi_write_data(struct ftdi_context *ftdi, unsigned char *buf, int size);
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char *my_ftdi_get_error_string (struct ftdi_context *ftdi);
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int my_ftdi_read_data(struct ftdi_context *ftdi, unsigned char *buf, int size);
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int my_ftdi_usb_open_desc(struct ftdi_context *ftdi, int vendor, int product, const char* description, const char* serial);
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void my_ftdi_deinit(struct ftdi_context *ftdi);
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int my_ftdi_usb_purge_buffers(struct ftdi_context *ftdi);
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int my_ftdi_usb_purge_rx_buffer(struct ftdi_context *ftdi);
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int my_ftdi_usb_purge_tx_buffer(struct ftdi_context *ftdi);
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int my_ftdi_usb_reset(struct ftdi_context *ftdi);
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int my_ftdi_set_latency_timer(struct ftdi_context *ftdi, unsigned char latency);
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int my_ftdi_set_baudrate(struct ftdi_context *ftdi, int baudrate);
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int my_ftdi_read_data_set_chunksize(struct ftdi_context *ftdi, unsigned int chunksize);
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int my_ftdi_write_data_set_chunksize(struct ftdi_context *ftdi, unsigned int chunksize);
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int my_ftdi_set_event_char(struct ftdi_context *ftdi, unsigned char eventch, unsigned char enable);
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int my_ftdi_set_error_char(struct ftdi_context *ftdi, unsigned char errorch, unsigned char enable);
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int my_ftdi_set_bitmode(struct ftdi_context *ftdi, unsigned char bitmask, unsigned char mode);
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int my_ftdi_usb_close(struct ftdi_context *ftdi);
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int cable_common_write_bit(uint8_t packet);
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int cable_common_read_write_bit(uint8_t packet_out, uint8_t *bit_in);
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int cable_common_write_stream(uint32_t *stream, int len_bits, int set_last_bit);
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int cable_common_read_stream(uint32_t *outstream, uint32_t *instream, int len_bits, int set_last_bit);
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int cable_ftdi_init();
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int cable_ftdi_write_bit(uint8_t packet);
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int cable_ftdi_read_write_bit(uint8_t packet_out, uint8_t *bit_in);
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int cable_ftdi_write_stream(uint32_t *stream, int len_bits, int set_last_bit);
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int cable_ftdi_read_stream(uint32_t *outstream, uint32_t *instream, int len_bits, int set_last_bit);
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int cable_ftdi_opt(int c, char *str);
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int cable_ftdi_flush();
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int cable_ftdi_close();
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#endif
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