2 * Copyright (c) 1997, 2001 Hellmuth Michaelis. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 *---------------------------------------------------------------------------
27 * i4b_global.h - i4b global include file
28 * --------------------------------------
30 * $FreeBSD: src/sys/i4b/include/i4b_global.h,v 1.6.2.2 2002/07/07 10:17:10 hm Exp $
31 * $DragonFly: src/sys/net/i4b/include/i4b_global.h,v 1.3 2004/02/13 17:45:49 joerg Exp $
33 * last edit-date: [Sun Jul 7 12:11:35 2002]
35 *---------------------------------------------------------------------------*/
37 #ifndef _I4B_GLOBAL_H_
38 #define _I4B_GLOBAL_H_
40 /*---------------------------------------------------------------------------*
41 * hiding OS differences in the kernel
42 *---------------------------------------------------------------------------*/
44 /*-------------------------------------------------*/
45 /* hide SMP changes in FreeBSD 5.x-current for 4.x */
46 /*-------------------------------------------------*/
48 #if defined(__DragonFly__) || (defined(__FreeBSD__) && __FreeBSD__ <= 4)
54 #define _IF_QFULL(a) IF_QFULL((a))
57 #define _IF_ENQUEUE(a, b) IF_ENQUEUE((a), (b))
58 #define _IF_DEQUEUE(a, b) IF_DEQUEUE((a), (b))
59 #define _IF_PREPEND(a, b) IF_PREPEND((a), (b))
61 /* get back DELAY() */
63 #include <machine/clock.h>
67 #if defined(__FreeBSD__) && __FreeBSD__ >= 5
69 * Deprecated LKM interface.
71 #include <sys/module.h>
72 #define PSEUDO_SET(sym, name) \
73 static int name ## _modevent(module_t mod, int type, void *data) \
75 void (*initfunc)(void *) = (void (*)(void *))data; \
78 /* printf(#name " module load\n"); */ \
82 printf(#name " module unload - not possible for this module type\n"); \
87 static moduledata_t name ## _mod = { \
92 DECLARE_MODULE(name, name ## _mod, SI_SUB_PSEUDO, SI_ORDER_ANY)
99 #if defined(__DragonFly__) || defined(__FreeBSD__)
100 #include <sys/param.h>
102 #if defined(__FreeBSD_version) && __FreeBSD_version >= 400000 && __FreeBSD_version < 400011
103 #error "Unsupported FreeBSD-current version,"
104 #error "you need a FreeBSD-current >= 400011"
107 #if defined(__DragonFly__) || (defined(__FreeBSD_version) && __FreeBSD_version >= 300001)
109 #define TIMEOUT_FUNC_T timeout_t *
110 #define SECOND time_second
111 #define MICROTIME(x) getmicrotime(&(x))
113 #else /* FreeBSD < 3 */
115 #define TIMEOUT_FUNC_T timeout_func_t
116 #define SECOND time.tv_sec
117 #define MICROTIME(x) microtime(&(x))
120 #endif /* __FreeBSD__ */
122 #if defined(__NetBSD__) || defined (__OpenBSD__) || defined(__bsdi__)
124 #define TIMEOUT_FUNC_T void *
125 #define SECOND time.tv_sec
126 #define MICROTIME(x) (x) = time
128 #endif /* __NetBSD__ */
134 #if defined(__NetBSD__)
136 #if __NetBSD_Version__ >= 104230000
137 #define START_TIMER(XHANDLE, XF, XSC, XTIME) callout_reset(&XHANDLE, XTIME, (TIMEOUT_FUNC_T)XF, (void*)XSC)
138 #define STOP_TIMER(XHANDLE, XF, XSC) callout_stop(&XHANDLE)
140 #define START_TIMER(XHANDLE, XF, XSC, XTIME) timeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XTIME)
141 #define STOP_TIMER(XHANDLE, XF, XSC) untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC)
145 #define START_TIMER(XHANDLE, XF, XSC, XTIME) XHANDLE = timeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XTIME)
146 #if defined(__DragonFly__) || defined(__FreeBSD__)
147 #define STOP_TIMER(XHANDLE, XF, XSC) untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC, XHANDLE)
149 #define STOP_TIMER(XHANDLE, XF, XSC) untimeout((TIMEOUT_FUNC_T)XF, (void*)XSC)
153 /*----------------------*/
154 /* poll/select handling */
155 /*----------------------*/
157 #if (defined(__FreeBSD__) && \
158 (!defined(__FreeBSD_version) || (__FreeBSD_version < 300001))) \
159 || defined (__OpenBSD__) || defined(__bsdi__)
160 #define OS_USES_SELECT
165 /*---------------------------------------------------------------------------*
166 * misc globally used things in the kernel
167 *---------------------------------------------------------------------------*/
171 #define TIMER_IDLE 1 /* a timer is running */
172 #define TIMER_ACTIVE 2 /* a timer is idle */
176 #define SPLI4B() splimp() /* spl for i4b */
178 /* critial code region handling macros */
180 #define CRIT_VAR int _svd_spl_ /* declare variable */
181 #define CRIT_BEG _svd_spl_ = SPLI4B() /* save spl */
182 #define CRIT_END splx(_svd_spl_) /* restore spl */
184 /* definitions for the STATUS indications L1 -> L2 -> L3 */
186 #define STI_ATTACH 0 /* attach at boot time */
187 #define STI_L1STAT 1 /* layer 1 status */
188 #define STI_L2STAT 2 /* layer 2 status */
189 #define STI_TEIASG 3 /* TEI assignments */
190 #define STI_PDEACT 4 /* Layer 1 T4 expired = persistent deactivation */
191 #define STI_NOL1ACC 5 /* no outgoing L1 access possible */
193 /* definitions for the COMMAND requests L3 -> L2 -> L1 */
195 #define CMR_DOPEN 0 /* daemon opened /dev/i4b */
196 #define CMR_DCLOSE 1 /* daemon closed /dev/i4b */
197 #define CMR_SETTRACE 2 /* set D-channel and B-channel trace */
198 #define CMR_GCST 3 /* get chipset statistics */
199 #define CMR_CCST 4 /* clear chipset statistics */
201 #endif /* _I4B_GLOBAL_H_ */