sys/netisdn/i4b_capi.h

   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
  41 enum 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
  55 typedef 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
  83 enum capi_c_state {
  84     C_DOWN,             /* controller uninitialized */
  85     C_READY,            /* controller initialized but not listening */
  86     C_UP,               /* controller listening */
  87 };
  88
  89 typedef 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
 121 extern int capi_ll_attach(capi_softc_t *, const char *, const char *);
 122 extern int capi_ll_control(capi_softc_t *, int op, int arg);
 123 extern 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
 130 extern int capi_ll_receive(capi_softc_t *, struct mbuf *);
 131
 132 extern int capi_start_tx(void *, int bchan);
 133
 134 #endif /* !_NETISDN_I4B_CAPI_H_ */