1/*	$NetBSD: i4b_capi.h,v 1.4 2005/12/10 23:51:50 elad Exp $	*/
2
3/*
4 * Copyright (c) 2001-2003 Cubical Solutions Ltd. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * capi/capi.h		The CAPI device interface.
28 *
29 * $FreeBSD: src/sys/i4b/capi/capi.h,v 1.1 2001/05/25 08:39:31 hm Exp $
30 */
31
32#ifndef _NETISDN_I4B_CAPI_H_
33#define _NETISDN_I4B_CAPI_H_
34
35/*
36//  CAPI driver context: B channels and controller softcs.
37*/
38
39#define INVALID -1
40
41enum capi_b_state {
42    B_FREE,                  /* 0:  channel free, ncci invalid */
43    B_CONNECT_CONF,          /* 1:  wait for CONNECT_CONF */
44    B_CONNECT_IND,           /* 2:  IND got, wait for appl RESP */
45    B_CONNECT_ACTIVE_IND,    /* 3:  wait for CONNECT_ACTIVE_IND */
46    B_CONNECT_B3_CONF,       /* 4:  wait for CONNECT_B3_CONF */
47    B_CONNECT_B3_IND,        /* 5:  wait for CONNECT_B3_IND */
48    B_CONNECT_B3_ACTIVE_IND, /* 6:  wait for CONNECT_B3_ACTIVE_IND */
49    B_CONNECTED,             /* 7:  channel connected & in use */
50    B_DISCONNECT_CONF,       /* 8:  wait for DISCONNECT_CONF */
51    B_DISCONNECT_B3_CONF,    /* 9:  wait for DISCONNECT_B3_CONF */
52    B_DISCONNECT_IND,        /* 10: wait for DISCONNECT_IND */
53};
54
55typedef struct capi_bchan
56{
57    /* Channel state */
58
59    int ncci;
60#define CAPI_CTRL_MASK 0x000000ff
61#define CAPI_PLCI_MASK 0x0000ffff
62#define CAPI_NCCI_MASK 0xffff0000
63    u_int16_t msgid;
64    int busy;
65    enum capi_b_state state;
66
67    struct ifqueue tx_queue;
68    struct ifqueue rx_queue;
69    int rxcount;
70    int txcount;
71
72    /* The rest is needed for i4b integration */
73    int bprot;
74    int cdid;
75
76    struct mbuf *in_mbuf;
77    isdn_link_t	capi_isdn_linktab;
78
79    const struct isdn_l4_driver_functions *l4_driver;
80    void *l4_driver_softc;
81} capi_bchan_t;
82
83enum capi_c_state {
84    C_DOWN,             /* controller uninitialized */
85    C_READY,            /* controller initialized but not listening */
86    C_UP,               /* controller listening */
87};
88
89typedef struct capi_softc {
90    int sc_unit;        /* index in capi_sc[]                      */
91    int card_type;      /* CARD_TYPEC_xxx, filled by ll driver     */
92    int sc_nbch;        /* number of b channels on this controller */
93    int sc_enabled;     /* is daemon connected TRUE/FALSE          */
94    int sc_msgid;       /* next CAPI message id                    */
95    int capi_isdnif;    /* isdnif identifier                       */
96    char sc_profile[64];/* CAPI profile data                       */
97    enum capi_c_state sc_state;
98
99    capi_bchan_t sc_bchan[MAX_BCHAN];
100
101    /* Link layer driver context holder and methods */
102    void *ctx;
103
104    int (*load)(struct capi_softc *, int, u_int8_t *);
105    int (*reg_appl)(struct capi_softc *, int, int);
106    int (*rel_appl)(struct capi_softc *, int);
107    int (*send)(struct capi_softc *, struct mbuf *);
108} capi_softc_t;
109
110#define CARD_TYPEC_CAPI_UNK	0
111#define CARD_TYPEC_AVM_T1_PCI	1
112#define CARD_TYPEC_AVM_B1_PCI	2
113#define CARD_TYPEC_AVM_B1_ISA	3
114
115/*
116//  CAPI upcalls for the link layer.
117*/
118
119#define I4BCAPI_APPLID 1
120
121extern int capi_ll_attach(capi_softc_t *, const char *, const char *);
122extern int capi_ll_control(capi_softc_t *, int op, int arg);
123extern int capi_ll_detach(capi_softc_t *);
124
125#define CAPI_CTRL_READY     0 /* ctrl ready, value=TRUE/FALSE */
126#define CAPI_CTRL_PROFILE   1 /* set CAPI profile             */
127#define CAPI_CTRL_NEW_NCCI  2 /* new ncci value, assign bchan */
128#define CAPI_CTRL_FREE_NCCI 3 /* free ncci value, clear bchan */
129
130extern int capi_ll_receive(capi_softc_t *, struct mbuf *);
131
132extern int capi_start_tx(void *, int bchan);
133
134#endif /* !_NETISDN_I4B_CAPI_H_ */
135