71 lines
3.0 KiB
C
71 lines
3.0 KiB
C
/* $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_ARP 18 /* same as AF_LINK */
|
|
#define NETISR_PPP 26 /* for PPP processing */
|
|
|
|
#define schednetisr(anisr) { netisr |= 1<<(anisr); setsoftnet(); }
|
|
|
|
#ifndef LOCORE
|
|
#ifdef _KERNEL
|
|
int netisr; /* scheduling bits for network */
|
|
#endif
|
|
#endif
|