xref: /openbmc/linux/drivers/net/fddi/skfp/h/smtstate.h (revision 37002bc6)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /******************************************************************************
3  *
4  *	(C)Copyright 1998,1999 SysKonnect,
5  *	a business unit of Schneider & Koch & Co. Datensysteme GmbH.
6  *
7  *	The information in this file is provided "AS IS" without warranty.
8  *
9  ******************************************************************************/
10 
11 #ifndef _SKFP_H_SMTSTATE_H_
12 #define _SKFP_H_SMTSTATE_H_
13 
14 /*
15  *	SMT state definitions
16  */
17 
18 #ifndef	KERNEL
19 /*
20  * PCM states
21  */
22 #define PC0_OFF			0
23 #define PC1_BREAK		1
24 #define PC2_TRACE		2
25 #define PC3_CONNECT		3
26 #define PC4_NEXT		4
27 #define PC5_SIGNAL		5
28 #define PC6_JOIN		6
29 #define PC7_VERIFY		7
30 #define PC8_ACTIVE		8
31 #define PC9_MAINT		9
32 
33 /*
34  * PCM modes
35  */
36 #define PM_NONE			0
37 #define PM_PEER			1
38 #define PM_TREE			2
39 
40 /*
41  * PCM type
42  */
43 #define TA			0
44 #define TB			1
45 #define TS			2
46 #define TM			3
47 #define TNONE			4
48 
49 /*
50  * CFM states
51  */
52 #define SC0_ISOLATED	0		/* isolated */
53 #define SC1_WRAP_A	5		/* wrap A */
54 #define SC2_WRAP_B	6		/* wrap B */
55 #define SC4_THRU_A	12		/* through A */
56 #define SC5_THRU_B	7		/* through B (SMt 6.2) */
57 #define SC7_WRAP_S	8		/* SAS */
58 
59 /*
60  * ECM states
61  */
62 #define EC0_OUT		0
63 #define EC1_IN		1
64 #define EC2_TRACE	2
65 #define EC3_LEAVE	3
66 #define EC4_PATH_TEST	4
67 #define EC5_INSERT	5
68 #define EC6_CHECK	6
69 #define EC7_DEINSERT	7
70 
71 /*
72  * RMT states
73  */
74 #define RM0_ISOLATED	0
75 #define RM1_NON_OP	1		/* not operational */
76 #define RM2_RING_OP	2		/* ring operational */
77 #define RM3_DETECT	3		/* detect dupl addresses */
78 #define RM4_NON_OP_DUP	4		/* dupl. addr detected */
79 #define RM5_RING_OP_DUP	5		/* ring oper. with dupl. addr */
80 #define RM6_DIRECTED	6		/* sending directed beacons */
81 #define RM7_TRACE	7		/* trace initiated */
82 #endif
83 
84 struct pcm_state {
85 	unsigned char	pcm_type ;		/* TA TB TS TM */
86 	unsigned char	pcm_state ;		/* state PC[0-9]_* */
87 	unsigned char	pcm_mode ;		/* PM_{NONE,PEER,TREE} */
88 	unsigned char	pcm_neighbor ;		/* TA TB TS TM */
89 	unsigned char	pcm_bsf ;		/* flag bs : TRUE/FALSE */
90 	unsigned char	pcm_lsf ;		/* flag ls : TRUE/FALSE */
91 	unsigned char	pcm_lct_fail ;		/* counter lct_fail */
92 	unsigned char	pcm_ls_rx ;		/* rx line state */
93 	short		pcm_r_val ;		/* signaling bits */
94 	short		pcm_t_val ;		/* signaling bits */
95 } ;
96 
97 struct smt_state {
98 	struct pcm_state pcm_state[NUMPHYS] ;	/* port A & port B */
99 } ;
100 
101 #endif
102 
103