130 lines
4.4 KiB
C
130 lines
4.4 KiB
C
/*
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* Copyright (c) 1997, 1999 Hellmuth Michaelis. 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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*
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* i4b_global.h - i4b global include file
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* --------------------------------------
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*
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* $FreeBSD$
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*
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* last edit-date: [Mon Apr 26 11:10:26 1999]
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*
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*---------------------------------------------------------------------------*/
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#ifndef _I4B_GLOBAL_H_
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#define _I4B_GLOBAL_H_
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/*---------------------------------------------------------------------------*
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* hiding OS differences in the kernel
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*---------------------------------------------------------------------------*/
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/*---------------*/
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/* time handling */
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/*---------------*/
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#ifdef __FreeBSD__
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#include <sys/param.h>
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#if defined(__FreeBSD_version) && __FreeBSD_version >= 300001
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#define TIMEOUT_FUNC_T timeout_t *
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#define SECOND time_second
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#define MICROTIME(x) getmicrotime(&(x))
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#else /* FreeBSD < 3 */
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#define TIMEOUT_FUNC_T timeout_func_t
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#define SECOND time.tv_sec
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#define MICROTIME(x) microtime(&(x))
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#endif /* >= 3 */
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#endif /* __FreeBSD__ */
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#if defined(__NetBSD__) || defined (__OpenBSD__) || defined(__bsdi__)
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#define TIMEOUT_FUNC_T void *
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#define SECOND time.tv_sec
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#define MICROTIME(x) (x) = time
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#endif /* __NetBSD__ */
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/*----------------------*/
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/* poll/select handling */
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/*----------------------*/
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#if (defined(__FreeBSD__) && \
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(!defined(__FreeBSD_version) || (__FreeBSD_version < 300001))) \
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|| defined (__OpenBSD__) || defined(__bsdi__)
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#define OS_USES_SELECT
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#else
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#define OS_USES_POLL
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#endif
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/*---------------------------------------------------------------------------*
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* misc globally used things in the kernel
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*---------------------------------------------------------------------------*/
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/* timer states */
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#define TIMER_IDLE 1 /* a timer is running */
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#define TIMER_ACTIVE 2 /* a timer is idle */
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/* i4b's spl */
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#define SPLI4B() splimp() /* spl for i4b */
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/* critial code region handling macros */
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#define CRIT_VAR int _svd_spl_ /* declare variable */
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#define CRIT_BEG _svd_spl_ = SPLI4B() /* save spl */
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#define CRIT_END splx(_svd_spl_) /* restore spl */
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/* definitions for the STATUS indications L1 -> L2 -> L3 */
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#define STI_ATTACH 0 /* attach at boot time */
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#define STI_L1STAT 1 /* layer 1 status */
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#define STI_L2STAT 2 /* layer 2 status */
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#define STI_TEIASG 3 /* TEI assignments */
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#define STI_PDEACT 4 /* Layer 1 T4 expired = persistent deactivation */
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#define STI_NOL1ACC 5 /* no outgoing L1 access possible */
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/* definitions for the COMMAND requests L3 -> L2 -> L1 */
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#define CMR_DOPEN 0 /* daemon opened /dev/i4b */
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#define CMR_DCLOSE 1 /* daemon closed /dev/i4b */
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/*---------------------------------------------------------------------------
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*
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* Number of max supported passive card units
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*
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* Teles/Creatix/Neuhaus cards have a hardware limitation
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* as one is able to set 3 (sometimes 4) different configurations by
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* jumpers so a maximum of 3 (4) cards per ISA bus is possible.
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* (Note: there are multiple ISA buses on some architectures)
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*
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*---------------------------------------------------------------------------*/
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#define ISIC_MAXUNIT 3 /* max no of supported units 0..3 */
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#endif /* _I4B_GLOBAL_H_ */
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