i4b_trace.h

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#ifndef _I4B_TRACE_H_
#define _I4B_TRACE_H_
 
/*---------------------------------------------------------------------------*
 *  structure of the header at the beginning of every trace mbuf
 *---------------------------------------------------------------------------*/
typedef struct {
    uint32_t length;    /* length of the following mbuf     */
    uint32_t unit;      /* controller unit number       */
    uint32_t type;      /* type of channel          */
#define TRC_CH_I    0       /* Layer 1 INFO's       */
#define TRC_CH_D    1       /* D channel            */
#define TRC_CH_B1   2       /* B1 channel           */
#define TRC_CH_B2   3       /* B2 channel           */
    int32_t dir;        /* direction                */
#define FROM_TE 0           /* user -> network      */
#define FROM_NT 1           /* network -> user      */
    uint32_t trunc;     /* # of truncated bytes (frame > MCLBYTES) */
    uint32_t count;     /* frame count for this unit/type   */
    uint32_t ts_sec;    /* timestamp seconds */
    uint32_t ts_usec;   /* timestamp microseconds */
} i4b_trace_hdr_t;
 
#define INFO0       0   /* layer 1 */
#define INFO1_8     1
#define INFO1_10    2
#define INFO2       3
#define INFO3       4
#define INFO4_8     5
#define INFO4_10    6
 
/*---------------------------------------------------------------------------*
 *  ioctl via /dev/i4btrc device(s):
 *  get/set current trace flag settings
 *---------------------------------------------------------------------------*/
 
#define I4B_TRC_GET _IOR('T', 0, int)   /* get trace settings   */
#define I4B_TRC_SET _IOW('T', 1, int)   /* set trace settings   */
 
#define TRACE_OFF       0x00        /* tracing off      */
#define TRACE_I     0x01        /* trace L1 INFO's on   */
#define TRACE_D_TX  0x02        /* trace D channel on   */
#define TRACE_D_RX  0x04        /* trace D channel on   */
#define TRACE_B_TX  0x08        /* trace B channel on   */
#define TRACE_B_RX  0x10        /* trace B channel on   */
 
typedef struct {
    int32_t rxunit;     /* unit # for rx frames */
    int32_t rxflags;    /* d and/or b channel   */
    int32_t txunit;     /* unit # for tx frames */
    int32_t txflags;    /* d and/or b channel   */
} i4b_trace_setupa_t;
 
#define I4B_TRC_SETA    _IOW('T', 2, i4b_trace_setupa_t) /* set analyze mode */
#define I4B_TRC_RESETA  _IOW('T', 3, int)   /* reset analyze mode   */
 
#endif /* _I4B_TRACE_H_ */