if_mcf5272_private_data.h

来自「eCos操作系统源码」· C头文件 代码 · 共 97 行

#ifndef _IF_MCF5272_PRIVATE_DATA_H_
#define _IF_MCF5272_PRIVATE_DATA_H_
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#include <cyg/hal/drv_api.h>
#include <cyg/io/eth/netdev.h>
#include <cyg/io/eth/eth_drv.h>
#include <cyg/devs/eth/if_mcf5272.h>
#include <cyg/devs/eth/nbuf.h>

/*      Device driver private data.                                         */

struct MCF5272_fec_priv_data_t
{

    buf_info_t nbuffer;

    /*   Diagnositc supplement variables.                                   */

    struct
    {
        unsigned int old_tx_pk_cnt;
        unsigned int old_rx_pk_cnt;
        unsigned int old_tx_bytes_cnt;
        unsigned int old_rx_bytes_cnt;
    }diag_info_sup;

    /*   1 second alarm variables                                           */

    cyg_handle_t alarm_h;
    cyg_alarm   alarm;
    cyg_handle_t counter_h;

    /*   Diagnostic counters                                                */

    MCF5272_FEC_DIAG    diag_counters;

    /*   This flag is set if the device is operational                      */

    enum eth_drv_status_t operational;

    /*   Unknown, Half Duplex or Full duplex.                               */

    enum eth_drv_mode_t duplex;

    /*   Ethernet bandwidth.                                                */

    u32_t   speed;

    /*   Temporary packet buffer.                                           */

    eth_frame_hdr pkt_buf;

};
typedef struct MCF5272_fec_priv_data_t MCF5272_fec_priv_data_t;

#define PMCF5272_FEC_DATA(_SC_) \
    ((MCF5272_fec_priv_data_t*)(((struct eth_drv_sc*)(_SC_))->driver_private))
#define PBUF_INFO(_SC_) \
    (&(((MCF5272_fec_priv_data_t*)((_SC_)->driver_private))->nbuffer))

#endif /* _IF_MCF5272_PRIVATE_DATA_H_ */