1 /* sonet.h - SONET/SHD physical layer control */
2 
3 /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
4 
5 
6 #ifndef LINUX_SONET_H
7 #define LINUX_SONET_H
8 
9 #define __SONET_ITEMS \
10     __HANDLE_ITEM(section_bip); 	/* section parity errors (B1) */ \
11     __HANDLE_ITEM(line_bip);		/* line parity errors (B2) */ \
12     __HANDLE_ITEM(path_bip);		/* path parity errors (B3) */ \
13     __HANDLE_ITEM(line_febe);		/* line parity errors at remote */ \
14     __HANDLE_ITEM(path_febe);		/* path parity errors at remote */ \
15     __HANDLE_ITEM(corr_hcs);		/* correctable header errors */ \
16     __HANDLE_ITEM(uncorr_hcs);		/* uncorrectable header errors */ \
17     __HANDLE_ITEM(tx_cells);		/* cells sent */ \
18     __HANDLE_ITEM(rx_cells);		/* cells received */
19 
20 struct sonet_stats {
21 #define __HANDLE_ITEM(i) int i
22 	__SONET_ITEMS
23 #undef __HANDLE_ITEM
24 } __attribute__ ((packed));
25 
26 
27 #define SONET_GETSTAT	_IOR('a',ATMIOC_PHYTYP,struct sonet_stats)
28 					/* get statistics */
29 #define SONET_GETSTATZ	_IOR('a',ATMIOC_PHYTYP+1,struct sonet_stats)
30 					/* ... and zero counters */
31 #define SONET_SETDIAG	_IOWR('a',ATMIOC_PHYTYP+2,int)
32 					/* set error insertion */
33 #define SONET_CLRDIAG	_IOWR('a',ATMIOC_PHYTYP+3,int)
34 					/* clear error insertion */
35 #define SONET_GETDIAG	_IOR('a',ATMIOC_PHYTYP+4,int)
36 					/* query error insertion */
37 #define SONET_SETFRAMING _IOW('a',ATMIOC_PHYTYP+5,int)
38 					/* set framing mode (SONET/SDH) */
39 #define SONET_GETFRAMING _IOR('a',ATMIOC_PHYTYP+6,int)
40 					/* get framing mode */
41 #define SONET_GETFRSENSE _IOR('a',ATMIOC_PHYTYP+7, \
42   unsigned char[SONET_FRSENSE_SIZE])	/* get framing sense information */
43 
44 #define SONET_INS_SBIP	  1		/* section BIP */
45 #define SONET_INS_LBIP	  2		/* line BIP */
46 #define SONET_INS_PBIP	  4		/* path BIP */
47 #define SONET_INS_FRAME	  8		/* out of frame */
48 #define SONET_INS_LOS	 16		/* set line to zero */
49 #define SONET_INS_LAIS	 32		/* line alarm indication signal */
50 #define SONET_INS_PAIS	 64		/* path alarm indication signal */
51 #define SONET_INS_HCS	128		/* insert HCS error */
52 
53 #define SONET_FRAME_SONET 0		/* SONET STS-3 framing */
54 #define SONET_FRAME_SDH   1		/* SDH STM-1 framing */
55 
56 #define SONET_FRSENSE_SIZE 6		/* C1[3],H1[3] (0xff for unknown) */
57 
58 
59 #ifdef __KERNEL__
60 
61 #include <asm/atomic.h>
62 
63 struct k_sonet_stats {
64 #define __HANDLE_ITEM(i) atomic_t i
65 	__SONET_ITEMS
66 #undef __HANDLE_ITEM
67 };
68 
69 extern void sonet_copy_stats(struct k_sonet_stats *from,struct sonet_stats *to);
70 extern void sonet_subtract_stats(struct k_sonet_stats *from,
71     struct sonet_stats *to);
72 
73 #endif
74 
75 #endif
76