1 /* $OpenBSD: netisr.h,v 1.15 2000/11/08 13:23:40 art Exp $ */ 2 /* $NetBSD: netisr.h,v 1.12 1995/08/12 23:59:24 mycroft Exp $ */ 3 4 /* 5 * Copyright (c) 1980, 1986, 1989, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)netisr.h 8.1 (Berkeley) 6/10/93 37 */ 38 39 #ifndef _NET_NETISR_H_ 40 #define _NET_NETISR_H_ 41 /* 42 * The networking code runs off software interrupts. 43 * 44 * You can switch into the network by doing splsoftnet() and return by splx(). 45 * The software interrupt level for the network is higher than the software 46 * level for the clock (so you can enter the network in routines called 47 * at timeout time). 48 * 49 * The routine to request a network software interrupt, setsoftnet(), 50 * is defined in the machine-specific include files. 51 */ 52 53 /* 54 * Each ``pup-level-1'' input queue has a bit in a ``netisr'' status 55 * word which is used to de-multiplex a single software 56 * interrupt used for scheduling the network code to calls 57 * on the lowest level routine of each protocol. 58 */ 59 #define NETISR_IP 2 /* same as AF_INET */ 60 #define NETISR_IMP 3 /* same as AF_IMPLINK */ 61 #define NETISR_NS 6 /* same as AF_NS */ 62 #define NETISR_ISO 7 /* same as AF_ISO */ 63 #define NETISR_CCITT 10 /* same as AF_CCITT */ 64 #define NETISR_ATALK 16 /* same as AF_APPLETALK */ 65 #define NETISR_ARP 18 /* same as AF_LINK */ 66 #define NETISR_IPX 23 /* same as AF_IPX */ 67 #define NETISR_IPV6 24 /* same as AF_INET6 */ 68 #define NETISR_ISDN 26 /* same as AF_E164 */ 69 #define NETISR_NATM 27 /* same as AF_ATM */ 70 #define NETISR_PPP 28 /* for PPP processing */ 71 #define NETISR_BRIDGE 29 /* for bridge processing */ 72 73 #ifndef _LOCORE 74 #ifdef _KERNEL 75 int netisr; /* scheduling bits for network */ 76 77 void arpintr __P((void)); 78 void ipintr __P((void)); 79 void ip6intr __P((void)); 80 void atintr __P((void)); 81 void nsintr __P((void)); 82 void clnlintr __P((void)); 83 void natmintr __P((void)); 84 void pppintr __P((void)); 85 void ccittintr __P((void)); 86 void bridgeintr __P((void)); 87 88 #include <dev/rndvar.h> 89 #define schednetisr(anisr) \ 90 { netisr |= 1<<(anisr); add_net_randomness(anisr); setsoftnet(); } 91 #endif 92 #endif 93 94 #endif /* _NET_NETISR_H_ */ 95