mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-18 10:35:55 +00:00
6b244dc54b
Add a CAPI (hardware independent) driver i4bcapi(4) and hardware driver iavc (4) to support active CAPI-based BRI and PRI cards (currently AVM B1 and T1 cards) to isdn4bsd.
130 lines
4.4 KiB
C
130 lines
4.4 KiB
C
/*
|
|
* Copyright (c) 2001 Cubical Solutions Ltd. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* capi/capi.h The CAPI device interface.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _I4B_CAPI_H_
|
|
#define _I4B_CAPI_H_
|
|
|
|
/*
|
|
// CAPI driver context: B channels and controller softcs.
|
|
*/
|
|
|
|
#define INVALID -1
|
|
|
|
enum capi_b_state {
|
|
B_FREE, /* channel free, ncci invalid */
|
|
B_CONNECT_CONF, /* wait for CONNECT_CONF */
|
|
B_CONNECT_IND, /* IND got, wait for appl RESP */
|
|
B_CONNECT_ACTIVE_IND, /* wait for CONNECT_ACTIVE_IND */
|
|
B_CONNECT_B3_CONF, /* wait for CONNECT_B3_CONF */
|
|
B_CONNECT_B3_IND, /* wait for CONNECT_B3_IND */
|
|
B_CONNECT_B3_ACTIVE_IND, /* wait for CONNECT_B3_ACTIVE_IND */
|
|
B_CONNECTED, /* channel connected & in use */
|
|
B_DISCONNECT_CONF, /* wait for DISCONNECT_CONF */
|
|
B_DISCONNECT_B3_CONF, /* wait for DISCONNECT_B3_CONF */
|
|
B_DISCONNECT_IND, /* wait for DISCONNECT_IND */
|
|
};
|
|
|
|
typedef struct capi_bchan
|
|
{
|
|
/* Channel state */
|
|
|
|
int ncci;
|
|
#define CAPI_CTRL_MASK 0x000000ff
|
|
#define CAPI_PLCI_MASK 0x0000ffff
|
|
#define CAPI_NCCI_MASK 0xffff0000
|
|
u_int16_t msgid;
|
|
int busy;
|
|
enum capi_b_state state;
|
|
|
|
struct ifqueue tx_queue;
|
|
struct ifqueue rx_queue;
|
|
int rxcount;
|
|
int txcount;
|
|
|
|
/* The rest is needed for i4b integration */
|
|
|
|
int bprot;
|
|
int cdid;
|
|
|
|
struct mbuf *in_mbuf;
|
|
isdn_link_t capi_isdn_linktab;
|
|
drvr_link_t *capi_drvr_linktab;
|
|
} capi_bchan_t;
|
|
|
|
enum capi_c_state {
|
|
C_DOWN, /* controller uninitialized */
|
|
C_READY, /* controller initialized but not listening */
|
|
C_UP, /* controller listening */
|
|
};
|
|
|
|
typedef struct capi_softc {
|
|
int sc_unit; /* index in capi_sc[] */
|
|
int ctrl_unit; /* index in isdn_ctrl_tab[] */
|
|
int card_type; /* CARD_TYPEC_xxx, filled by ll driver */
|
|
int sc_nbch; /* number of b channels on this controller */
|
|
int sc_enabled; /* is daemon connected TRUE/FALSE */
|
|
int sc_msgid; /* next CAPI message id */
|
|
char sc_profile[64];/* CAPI profile data */
|
|
enum capi_c_state sc_state;
|
|
|
|
capi_bchan_t sc_bchan[MAX_BCHAN];
|
|
|
|
/* Link layer driver context holder and methods */
|
|
|
|
void *ctx;
|
|
|
|
int (*load)(struct capi_softc *, int, u_int8_t *);
|
|
int (*reg_appl)(struct capi_softc *, int, int);
|
|
int (*rel_appl)(struct capi_softc *, int);
|
|
int (*send)(struct capi_softc *, struct mbuf *);
|
|
} capi_softc_t;
|
|
|
|
extern capi_softc_t *capi_sc[];
|
|
extern int ncapi;
|
|
|
|
/*
|
|
// CAPI upcalls for the link layer.
|
|
*/
|
|
|
|
#define I4BCAPI_APPLID 1
|
|
|
|
extern int capi_ll_attach(capi_softc_t *);
|
|
extern int capi_ll_control(capi_softc_t *, int op, int arg);
|
|
|
|
#define CAPI_CTRL_READY 0 /* ctrl ready, value=TRUE/FALSE */
|
|
#define CAPI_CTRL_PROFILE 1 /* set CAPI profile */
|
|
#define CAPI_CTRL_NEW_NCCI 2 /* new ncci value, assign bchan */
|
|
#define CAPI_CTRL_FREE_NCCI 3 /* free ncci value, clear bchan */
|
|
|
|
extern int capi_ll_receive(capi_softc_t *, struct mbuf *);
|
|
|
|
extern int capi_start_tx(capi_softc_t *, int bchan);
|
|
|
|
#endif /* _I4B_CAPI_H_ */
|