SOEM/oshw/vxworks/nicdrv.h

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/*
* Licensed under the GNU General Public License version 2 with exceptions. See
* LICENSE file in the project root for full license information
*/
/** \file
* \brief
* Headerfile for nicdrv.c
*/
#ifndef _nicdrvh_
#define _nicdrvh_
#ifdef __cplusplus
extern "C"
{
#endif
#include <vxWorks.h>
/** structure to connect EtherCAT stack and VxWorks device */
typedef struct ETHERCAT_PKT_DEV
{
struct ecx_port *port;
void *pCookie;
void *endObj;
UINT32 redundant;
UINT32 tx_count;
UINT32 rx_count;
UINT32 overrun_count;
UINT32 abandoned_count;
}ETHERCAT_PKT_DEV;
/** pointer structure to Tx and Rx stacks */
typedef struct
{
/** tx buffer */
ec_bufT (*txbuf)[EC_MAXBUF];
/** tx buffer lengths */
int (*txbuflength)[EC_MAXBUF];
/** rx buffers */
ec_bufT (*rxbuf)[EC_MAXBUF];
/** rx buffer status fields */
int (*rxbufstat)[EC_MAXBUF];
/** received MAC source address (middle word) */
int (*rxsa)[EC_MAXBUF];
} ec_stackT;
/** pointer structure to buffers for redundant port */
typedef struct ecx_redport
{
/** Stack reference */
ec_stackT stack;
/** Packet device instance */
ETHERCAT_PKT_DEV pktDev;
/** rx buffers */
ec_bufT rxbuf[EC_MAXBUF];
/** rx buffer status */
int rxbufstat[EC_MAXBUF];
/** rx MAC source address */
int rxsa[EC_MAXBUF];
/** MSG Q for receive callbacks to post into */
MSG_Q_ID msgQId[EC_MAXBUF];
} ecx_redportt;
/** pointer structure to buffers, vars and mutexes for port instantiation */
typedef struct ecx_port
{
/** Stack reference */
ec_stackT stack;
/** Packet device instance */
ETHERCAT_PKT_DEV pktDev;
/** rx buffers */
ec_bufT rxbuf[EC_MAXBUF];
/** rx buffer status */
int rxbufstat[EC_MAXBUF];
/** rx MAC source address */
int rxsa[EC_MAXBUF];
/** transmit buffers */
ec_bufT txbuf[EC_MAXBUF];
/** transmit buffer lengths */
int txbuflength[EC_MAXBUF];
/** temporary tx buffer */
ec_bufT txbuf2;
/** temporary tx buffer length */
int txbuflength2;
/** last used frame index */
uint8 lastidx;
/** current redundancy state */
int redstate;
/** pointer to redundancy port and buffers */
ecx_redportt *redport;
/** Semaphore to protect single resources */
SEM_ID sem_get_index;
/** MSG Q for receive callbacks to post into */
MSG_Q_ID msgQId[EC_MAXBUF];
} ecx_portt;
extern const uint16 priMAC[3];
extern const uint16 secMAC[3];
#ifdef EC_VER1
extern ecx_portt ecx_port;
extern ecx_redportt ecx_redport;
int ec_setupnic(const char * ifname, int secondary);
int ec_closenic(void);
void ec_setbufstat(uint8 idx, int bufstat);
uint8 ec_getindex(void);
int ec_outframe(uint8 idx, int sock);
int ec_outframe_red(uint8 idx);
int ec_waitinframe(uint8 idx, int timeout);
int ec_srconfirm(uint8 idx,int timeout);
#endif
void ec_setupheader(void *p);
int ecx_setupnic(ecx_portt *port, const char * ifname, int secondary);
int ecx_closenic(ecx_portt *port);
void ecx_setbufstat(ecx_portt *port, uint8 idx, int bufstat);
uint8 ecx_getindex(ecx_portt *port);
int ecx_outframe(ecx_portt *port, uint8 idx, int sock);
int ecx_outframe_red(ecx_portt *port, uint8 idx);
int ecx_waitinframe(ecx_portt *port, uint8 idx, int timeout);
int ecx_srconfirm(ecx_portt *port, uint8 idx,int timeout);
#ifdef __cplusplus
}
#endif
#endif