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freebsd/sys/i4b/layer1/iwic/i4b_iwic_l1if.c
Hellmuth Michaelis 92ced03849 Update the iwic driver: fix error handling for rx errors on the D-channel
which prevents erroneous packets from being put onto the protocol stack;
enhance error detection for B-channel HDLC errors; remove old cvs id´s.
2001-01-21 10:12:50 +00:00

154 lines
4.3 KiB
C

/*
* Copyright (c) 1999, 2000 Dave Boyce. 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.
*
*---------------------------------------------------------------------------
*
* i4b_iwic - isdn4bsd Winbond W6692 driver
* ----------------------------------------
*
* $FreeBSD$
*
* last edit-date: [Sun Jan 21 11:09:33 2001]
*
*---------------------------------------------------------------------------*/
#include "iwic.h"
#include "opt_i4b.h"
#include "pci.h"
#if (NIWIC > 0) && (NPCI > 0)
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <net/if.h>
#include <machine/i4b_debug.h>
#include <machine/i4b_ioctl.h>
#include <machine/i4b_trace.h>
#include <i4b/include/i4b_global.h>
#include <i4b/include/i4b_l3l4.h>
#include <i4b/layer1/i4b_l1.h>
#include <i4b/layer1/iwic/i4b_iwic.h>
#include <i4b/layer1/iwic/i4b_iwic_ext.h>
/* jump table for multiplex routines */
struct i4b_l1mux_func iwic_l1mux_func = {
iwic_ret_linktab,
iwic_set_linktab,
iwic_mph_command_req,
iwic_ph_data_req,
iwic_ph_activate_req,
};
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
int
iwic_ph_data_req(int unit, struct mbuf *m, int freeflag)
{
struct iwic_softc *sc = iwic_find_sc(unit);
return iwic_dchan_data_req(sc, m, freeflag);
}
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
int
iwic_ph_activate_req(int unit)
{
struct iwic_softc *sc = iwic_find_sc(unit);
iwic_next_state(sc, EV_PHAR);
return 0;
}
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
int
iwic_mph_command_req(int unit, int command, void *parm)
{
struct iwic_softc *sc = iwic_find_sc(unit);
switch (command)
{
case CMR_DOPEN: /* Daemon running */
NDBGL1(L1_PRIM, "CMR_DOPEN");
sc->enabled = TRUE;
break;
case CMR_DCLOSE: /* Daemon not running */
NDBGL1(L1_PRIM, "CMR_DCLOSE");
sc->enabled = FALSE;
break;
case CMR_SETTRACE:
NDBGL1(L1_PRIM, "CMR_SETTRACE, parm = %d", (unsigned int)parm);
sc->sc_trace = (unsigned int)parm;
break;
default:
NDBGL1(L1_PRIM, "unknown command = %d", command);
break;
}
return 0;
}
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
isdn_link_t *
iwic_ret_linktab(int unit, int channel)
{
struct iwic_softc *sc = iwic_find_sc(unit);
struct iwic_bchan *bchan = &sc->sc_bchan[channel];
return &bchan->iwic_isdn_linktab;
}
/*---------------------------------------------------------------------------*
*
*---------------------------------------------------------------------------*/
void
iwic_set_linktab (int unit, int channel, drvr_link_t *dlt)
{
struct iwic_softc *sc = iwic_find_sc(unit);
struct iwic_bchan *bchan = &sc->sc_bchan[channel];
bchan->iwic_drvr_linktab = dlt;
}
#endif