root/include/linux/sonet.h

INCLUDED FROM

/* sonet.h - SONET/SHD physical layer control */
 
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
 

#ifndef LINUX_SONET_H
#define LINUX_SONET_H

#define __SONET_ITEMS \
    __HANDLE_ITEM(section_bip);         /* section parity errors (B1) */ \
    __HANDLE_ITEM(line_bip);            /* line parity errors (B2) */ \
    __HANDLE_ITEM(path_bip);            /* path parity errors (B3) */ \
    __HANDLE_ITEM(line_febe);           /* line parity errors at remote */ \
    __HANDLE_ITEM(path_febe);           /* path parity errors at remote */ \
    __HANDLE_ITEM(corr_hcs);            /* correctable header errors */ \
    __HANDLE_ITEM(uncorr_hcs);          /* uncorrectable header errors */ \
    __HANDLE_ITEM(tx_cells);            /* cells sent */ \
    __HANDLE_ITEM(rx_cells);            /* cells received */

struct sonet_stats {
#define __HANDLE_ITEM(i) int i
        __SONET_ITEMS
#undef __HANDLE_ITEM
} __attribute__ ((packed));


#define SONET_GETSTAT   _IOR('a',ATMIOC_PHYTYP,struct sonet_stats)
                                        /* get statistics */
#define SONET_GETSTATZ  _IOR('a',ATMIOC_PHYTYP+1,struct sonet_stats)
                                        /* ... and zero counters */
#define SONET_SETDIAG   _IOWR('a',ATMIOC_PHYTYP+2,int)
                                        /* set error insertion */
#define SONET_CLRDIAG   _IOWR('a',ATMIOC_PHYTYP+3,int)
                                        /* clear error insertion */
#define SONET_GETDIAG   _IOR('a',ATMIOC_PHYTYP+4,int)
                                        /* query error insertion */
#define SONET_SETFRAMING _IOW('a',ATMIOC_PHYTYP+5,int)
                                        /* set framing mode (SONET/SDH) */
#define SONET_GETFRAMING _IOR('a',ATMIOC_PHYTYP+6,int)
                                        /* get framing mode */
#define SONET_GETFRSENSE _IOR('a',ATMIOC_PHYTYP+7, \
  unsigned char[SONET_FRSENSE_SIZE])    /* get framing sense information */

#define SONET_INS_SBIP    1             /* section BIP */
#define SONET_INS_LBIP    2             /* line BIP */
#define SONET_INS_PBIP    4             /* path BIP */
#define SONET_INS_FRAME   8             /* out of frame */
#define SONET_INS_LOS    16             /* set line to zero */
#define SONET_INS_LAIS   32             /* line alarm indication signal */
#define SONET_INS_PAIS   64             /* path alarm indication signal */
#define SONET_INS_HCS   128             /* insert HCS error */

#define SONET_FRAME_SONET 0             /* SONET STS-3 framing */
#define SONET_FRAME_SDH   1             /* SDH STM-1 framing */

#define SONET_FRSENSE_SIZE 6            /* C1[3],H1[3] (0xff for unknown) */


#ifdef __KERNEL__

#include <asm/atomic.h>

struct k_sonet_stats {
#define __HANDLE_ITEM(i) atomic_t i
        __SONET_ITEMS
#undef __HANDLE_ITEM
};

extern void sonet_copy_stats(struct k_sonet_stats *from,struct sonet_stats *to);
extern void sonet_subtract_stats(struct k_sonet_stats *from,
    struct sonet_stats *to);

#endif

#endif