b8702f530b
This was the last commit of this kind to src/sys, which is now totally "NetBSD.org clean". Thanks for the patiance, and sorry for all the commits.
128 lines
5.2 KiB
C
128 lines
5.2 KiB
C
/* $NetBSD: daicvar.h,v 1.6 2003/12/04 13:57:30 keihan Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Martin Husemann <martin@NetBSD.org>.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef DIEHLISDNVAR
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#define DIEHLISDNVAR
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#if defined(KERNEL) || defined(_KERNEL)
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#define DAIC_MAX_PORT 4
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#define DAIC_ISA_MEMSIZE 2048
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#define DAIC_ISA_QUADSIZE (DAIC_MAX_PORT*DAIC_ISA_MEMSIZE)
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#define DAIC_MAX_ACTIVE (2*DAIC_MAX_PORT) /* simlutaneous connections on one instance */
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/* A queue of pending outgoing calls */
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struct outcallentry {
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TAILQ_ENTRY(outcallentry) queue;
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unsigned int cdid; /* call descriptor id for layer 4 */
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u_int8_t dchan_id; /* task id for microcode */
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u_int8_t rc; /* return code */
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};
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/* One active connection */
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struct daic_connection {
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u_int cdid; /* layer 4 call descriptor id */
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struct ifqueue tx_queue; /* outgoing data */
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struct ifqueue rx_queue; /* incoming data */
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isdn_link_t isdn_linktab; /* description of ourself */
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const struct isdn_l4_driver_functions
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*l4_driver; /* layer 4 driver */
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void *l4_driver_softc; /* layer 4 driver instance */
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u_int8_t dchan_inst; /* d-channel instance */
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u_int8_t dchan_rc; /* return code for dchannel requests */
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u_int8_t bchan_inst; /* b-channel instance */
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u_int8_t bchan_rc; /* return code for bchannel requests */
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};
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/*
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* One BRI as exposed to the upper layers, with all the internal management
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* information we need for it. A pointer to this is passed as the driver
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* token.
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*/
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struct daic_unit {
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struct daic_softc *du_sc; /* pointer to softc */
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const struct isdn_l3_driver *du_l3;
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int du_port; /* port number (on multi BRI cards) */
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int du_state; /* state of board, see below */
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#define DAIC_STATE_COLD 0 /* nothing happened to the board */
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#define DAIC_STATE_DOWNLOAD 1 /* the card is waiting for protocol code */
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#define DAIC_STATE_TESTING 2 /* waiting for first interrupt from card */
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#define DAIC_STATE_RUNNING 3 /* the protocol is running */
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#define DAIC_STATE_DIAGNOSTIC 4 /* temporary disabled for diagnostics */
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int du_assign; /* allocate new protocol instance */
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#define DAIC_ASSIGN_PENDING 1 /* we are awaiting a new ID */
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#define DAIC_ASSIGN_SLEEPING 2 /* somebody sleeping, wakeup after we got the ID */
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#define DAIC_ASSIGN_GLOBAL 4 /* result is a global d-channel id */
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#define DAIC_ASSIGN_NOGLOBAL 8 /* need to assign a global d-channel id */
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u_int8_t du_global_dchan; /* handle of global dchannel instance */
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u_int8_t du_request_res; /* result of requests */
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u_int8_t du_assign_res; /* result of assigns */
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};
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/* superclass of all softc structs for attachments, you should
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* always be able to cast an attachments struct device *self to this. */
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struct daic_softc {
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struct device sc_dev;
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bus_space_tag_t sc_iot; /* bus identifier */
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bus_space_handle_t sc_ioh; /* mem handle */
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int sc_cardtype; /* variant of card */
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#define DAIC_TYPE_S 0
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#define DAIC_TYPE_SX 1
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#define DAIC_TYPE_SCOM 2
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#define DAIC_TYPE_QUAD 3
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struct daic_unit sc_port[DAIC_MAX_PORT];
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/* one record for each b-channel we could handle concurrently */
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struct daic_connection sc_con[DAIC_MAX_ACTIVE];
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/* a tailq of ougoing calls no yet assigned to any b-channel */
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TAILQ_HEAD(outcallhead, outcallentry) sc_outcalls[DAIC_MAX_PORT];
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};
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/*
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* functions exported from MI part
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*/
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extern int daic_probe __P((bus_space_tag_t bus, bus_space_handle_t io));
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extern void daic_attach __P((struct device *self, struct daic_softc *sc));
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extern int daic_intr __P((struct daic_softc *));
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#endif
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#endif
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