Annotation of kernel/bsd/net/netisr.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
                     26: /*
                     27:  * Copyright (c) 1980, 1986, 1989, 1993
                     28:  *     The Regents of the University of California.  All rights reserved.
                     29:  *
                     30:  * Redistribution and use in source and binary forms, with or without
                     31:  * modification, are permitted provided that the following conditions
                     32:  * are met:
                     33:  * 1. Redistributions of source code must retain the above copyright
                     34:  *    notice, this list of conditions and the following disclaimer.
                     35:  * 2. Redistributions in binary form must reproduce the above copyright
                     36:  *    notice, this list of conditions and the following disclaimer in the
                     37:  *    documentation and/or other materials provided with the distribution.
                     38:  * 3. All advertising materials mentioning features or use of this software
                     39:  *    must display the following acknowledgement:
                     40:  *     This product includes software developed by the University of
                     41:  *     California, Berkeley and its contributors.
                     42:  * 4. Neither the name of the University nor the names of its contributors
                     43:  *    may be used to endorse or promote products derived from this software
                     44:  *    without specific prior written permission.
                     45:  *
                     46:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     47:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     48:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     49:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     50:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     51:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     52:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     53:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     54:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     55:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     56:  * SUCH DAMAGE.
                     57:  *
                     58:  *     @(#)netisr.h    8.1 (Berkeley) 6/10/93
                     59:  */
                     60: 
                     61: /*
                     62:  * The networking code runs as a seperate kernel task.
                     63:  */
                     64: 
                     65: /*
                     66:  * Each ``pup-level-1'' input queue has a bit in a ``netisr'' status
                     67:  * word which is used to de-multiplex a single software
                     68:  * interrupt used for scheduling the network code to calls
                     69:  * on the lowest level routine of each protocol.
                     70:  */
                     71: #define        NETISR_IP       2               /* same as AF_INET */
                     72: #define        NETISR_IMP      3               /* same as AF_IMPLINK */
                     73: #define        NETISR_NS       6               /* same as AF_NS */
                     74: #define        NETISR_ISO      7               /* same as AF_ISO */
                     75: #define        NETISR_CCITT    10              /* same as AF_CCITT */
                     76: #define NETISR_APPLETALK 16            /* same as AF_APPLETALK */
                     77: #define        NETISR_ARP      18              /* same as AF_LINK */
                     78: #if defined (__ppc__)
                     79: #define NETISR_BLUE    26              /* same as psuedo_AF_BLUE */
                     80: #endif /* __ppc__ */
                     81: 
                     82: #if    defined(_KERNEL) && !defined(LOCORE)
                     83: extern volatile int    netisr;                         /* scheduling bits for network */
                     84: void wakeup(void *);
                     85: extern int     soft_net_wakeup;
                     86: #define        setsoftnet()    (wakeup((caddr_t)&soft_net_wakeup))
                     87: #endif /* defined(_KERNEL) && !defined(LOCORE) */
                     88: 
                     89: #define        schednetisr(anisr)      { netisr |= 1<<(anisr); setsoftnet(); }
                     90: 

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