Subversion Repositories openrisc_2011-10-31

/*

 * File:    fec.h

 * Purpose: Driver for the Fast Ethernet Controller (FEC)

 *

 * Notes:

 */

#ifndef _FEC_H_

#define _FEC_H_

#include "eth.h"

#include "fecbd.h"

#include "mii.h"

#include "eth_phy.h"

/********************************************************************/

/* External Interface Modes */

#define FEC_MODE_7WIRE          0   /* Old 7-wire (AMD) mode */

#define FEC_MODE_MII            1   /* Media Independent Interface */

#define FEC_MODE_RMII           2   /* Reduced MII */

#define FEC_MODE_LOOPBACK       3   /* Internal Loopback */

#define INTC_LVL_FEC                    3

/*

 * FEC Configuration Parameters

 */

typedef struct

{

    uint8      ch;       /* FEC channel              */

    uint8      mode;     /* Transceiver mode         */

    MII_SPEED  speed;    /* Ethernet Speed           */

    MII_DUPLEX duplex;   /* Ethernet Duplex          */

    uint8      prom;     /* Promiscuous Mode?        */

    uint8      mac[6];   /* Ethernet Address         */

    uint8      phyaddr;  /* PHY address              */

    uint8      initphy;  /* Init PHY?                */

    int        nrxbd;    /* Number of RxBDs          */

    int        ntxbd;    /* Number of TxBDs          */

} FEC_CONFIG;

#define YES 1

#define NO 0

/*

 * FEC Event Log

 */

typedef struct {

    int errors;     /* total count of errors   */

    int hberr;      /* heartbeat error         */

    int babr;       /* babbling receiver       */

    int babt;       /* babbling transmitter    */

    int gra;        /* graceful stop complete  */

    int txf;        /* transmit frame          */

    int txb;        /* transmit buffer         */

    int rxf;        /* receive frame           */

    int rxb;        /* received buffer         */

    int mii;        /* MII                     */

    int eberr;      /* FEC/DMA fatal bus error */

    int lc;         /* late collision          */

    int rl;         /* collision retry limit   */

    int un;         /* Tx FIFO underflow       */

    int rfsw_inv;   /* Invalid bit in RFSW     */

    int rfsw_l;     /* RFSW Last in Frame      */

    int rfsw_m;     /* RFSW Miss               */

    int rfsw_bc;    /* RFSW Broadcast          */

    int rfsw_mc;    /* RFSW Multicast          */

    int rfsw_lg;    /* RFSW Length Violation   */

    int rfsw_no;    /* RFSW Non-octet          */

    int rfsw_cr;    /* RFSW Bad CRC            */

    int rfsw_ov;    /* RFSW Overflow           */

    int rfsw_tr;    /* RFSW Truncated          */

} FEC_EVENT_LOG;

void vFECInit( void );

unsigned short usFECGetRxedData( void );

void vFECSendData( void );

void vFECRxProcessingCompleted( void );

/********************************************************************/

#endif /* _FEC_H_ */