/* $OpenBSD: netisr.h,v 1.10 1997/07/23 03:46:02 denny Exp $ */ /* $NetBSD: netisr.h,v 1.12 1995/08/12 23:59:24 mycroft Exp $ */ /* * Copyright (c) 1980, 1986, 1989, 1993 * The Regents of the University of California. 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. * * @(#)netisr.h 8.1 (Berkeley) 6/10/93 */ /* * The networking code runs off software interrupts. * * You can switch into the network by doing splsoftnet() and return by splx(). * The software interrupt level for the network is higher than the software * level for the clock (so you can enter the network in routines called * at timeout time). * * The routine to request a network software interrupt, setsoftnet(), * is defined in the machine-specific include files. */ /* * Each ``pup-level-1'' input queue has a bit in a ``netisr'' status * word which is used to de-multiplex a single software * interrupt used for scheduling the network code to calls * on the lowest level routine of each protocol. */ #define NETISR_IP 2 /* same as AF_INET */ #define NETISR_IMP 3 /* same as AF_IMPLINK */ #define NETISR_NS 6 /* same as AF_NS */ #define NETISR_ISO 7 /* same as AF_ISO */ #define NETISR_CCITT 10 /* same as AF_CCITT */ #define NETISR_ATALK 16 /* same as AF_APPLETALK */ #define NETISR_ARP 18 /* same as AF_LINK */ #define NETISR_IPX 23 /* same as AF_IPX */ #define NETISR_ISDN 26 /* same as AF_E164 */ #define NETISR_NATM 27 /* same as AF_ATM */ #define NETISR_PPP 28 /* for PPP processing */ #ifndef _LOCORE #ifdef _KERNEL int netisr; /* scheduling bits for network */ #include <dev/rndvar.h> #define schednetisr(anisr) \ { netisr |= 1<<(anisr); add_net_randomness(anisr); setsoftnet(); } #endif #endif