freebsd-dev/sys/i4b/layer4/i4b_l4timer.c

89 lines
3.0 KiB
C

/*-
* Copyright (c) 1997, 2002 Hellmuth Michaelis. 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_l4timer.c - timer and timeout handling for layer 4
* --------------------------------------------------------
* last edit-date: [Sat Mar 9 19:49:13 2002]
*
*---------------------------------------------------------------------------*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/systm.h>
#include <machine/i4b_debug.h>
#include <machine/i4b_ioctl.h>
#include <i4b/include/i4b_global.h>
#include <i4b/include/i4b_l3l4.h>
#include <i4b/layer4/i4b_l4.h>
/*---------------------------------------------------------------------------*
* timer T400 timeout function
*---------------------------------------------------------------------------*/
static void
T400_timeout(call_desc_t *cd)
{
NDBGL4(L4_ERR, "cr = %d", cd->cr);
}
/*---------------------------------------------------------------------------*
* timer T400 start
*---------------------------------------------------------------------------*/
void
T400_start(call_desc_t *cd)
{
if (cd->T400 == TIMER_ACTIVE)
return;
NDBGL4(L4_MSG, "cr = %d", cd->cr);
cd->T400 = TIMER_ACTIVE;
START_TIMER(cd->T400_callout, T400_timeout, cd, T400DEF);
}
/*---------------------------------------------------------------------------*
* timer T400 stop
*---------------------------------------------------------------------------*/
void
T400_stop(call_desc_t *cd)
{
CRIT_VAR;
CRIT_BEG;
if(cd->T400 == TIMER_ACTIVE)
{
STOP_TIMER(cd->T400_callout, T400_timeout, cd);
cd->T400 = TIMER_IDLE;
}
CRIT_END;
NDBGL4(L4_MSG, "cr = %d", cd->cr);
}