mips_sys

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#ifndef ETH_H
#define ETH_H
/** initialize MAC address */
void eth_mac_init(void);
/** initialize receiver */
void eth_rx_init(void);
/** initialize transmitter */
void eth_tx_init(void);
/**
 * @brief get next received packet
 * @param[out] *pptr pointer to packet data
 * @param[out] *psz size of packet
 * @return if a packet was received
 */
int eth_rx(void **pptr, unsigned int *psz);
/**
 * @brief transmit packet
 * @param[in] ptr pointer to packet data
 * @param[in] sz size of packet
 *
 * Padding will be appended if sz is not a multiple of 4 or smaller 60 bytes.
 * The buffer pointed to by ptr must be sufficiently large.
 */
void eth_tx(const void *ptr, unsigned int sz);
/** get number of received packets */
unsigned int eth_rx_get_cnt(void);
/** get number of transmitted packets */
unsigned int eth_tx_get_cnt(void);
#endif /* #ifndef ETH_H */
 
 
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