bf8b82a971
ifpci-only configurations build again. Remove the now unused controller enable function from the passive drivers l2<->l1 interface.
84 lines
3.0 KiB
C
84 lines
3.0 KiB
C
/* $NetBSD: i4b_l1l2.h,v 1.5 2002/04/01 12:14:26 martin Exp $ */
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/*
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* Copyright (c) 2001-2002 Martin Husemann. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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#ifndef _I4B_L1L2_H_
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#define _I4B_L1L2_H_
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/*
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* This file defines the D-channel interface between layer 1 (physical
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* card hardware) and layer 2 of a passive ISDN card (i.e. a card that
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* does not run it's own ISDN stack in firmware).
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*
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* Since each layer 1 driver knows in advance it will need to attach
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* to this layer 2, the whole layer 2 softc struct is typically included
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* in the layer 1 softc.
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*
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* A back-pointer to the layer 1 softc is included (as void*) in this
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* structure.
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*/
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typedef void * isdn_layer1token;
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/*
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* Each driver attaching to layer 2 via this interface provides a pointer
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* to a struct of function pointers used to communicate with layer 1, while
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* layer 1 calls layer 2 functions directly (see below).
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*
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* Layer 1 functions called from layer 2:
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*/
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struct isdn_layer1_bri_driver {
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/* Request to transmit data. */
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int (*ph_data_req)(isdn_layer1token, struct mbuf *, int);
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/* Request to activate layer 1. */
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int (*ph_activate_req)(isdn_layer1token);
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/* Request to execute an internal command. */
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int (*mph_command_req)(isdn_layer1token, int, void *);
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};
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/*
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* Layer 2 functions called by layer 1:
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*/
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/* Process a rx'd frame */
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int isdn_layer2_data_ind(struct l2_softc * t, struct mbuf *m);
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/* Pass a layer 1 activation/deactivation to layer 2. */
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int isdn_layer2_activate_ind(struct l2_softc *, int);
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/* Pass trace data to layer 2. */
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struct i4b_trace_hdr; /* from i4b_trace.h */
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int isdn_layer2_trace_ind(struct l2_softc *, struct i4b_trace_hdr *, size_t, unsigned char *);
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/* Pass status informations to layer 2. */
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int isdn_layer2_status_ind(struct l2_softc *, int, int);
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#endif /* !_I4B_L1L2_H_ */
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