Annotation of sys/net/netisr.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: netisr.h,v 1.27 2007/06/06 10:04:36 henning 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. Neither the name of the University nor the names of its contributors
! 17: * may be used to endorse or promote products derived from this software
! 18: * without specific prior written permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: *
! 32: * @(#)netisr.h 8.1 (Berkeley) 6/10/93
! 33: */
! 34:
! 35: #ifndef _NET_NETISR_H_
! 36: #define _NET_NETISR_H_
! 37: /*
! 38: * The networking code runs off software interrupts.
! 39: *
! 40: * You can switch into the network by doing splsoftnet() and return by splx().
! 41: * The software interrupt level for the network is higher than the software
! 42: * level for the clock (so you can enter the network in routines called
! 43: * at timeout time).
! 44: *
! 45: * The routine to request a network software interrupt, setsoftnet(),
! 46: * is defined in the machine-specific include files.
! 47: */
! 48:
! 49: /*
! 50: * Each ``pup-level-1'' input queue has a bit in a ``netisr'' status
! 51: * word which is used to de-multiplex a single software
! 52: * interrupt used for scheduling the network code to calls
! 53: * on the lowest level routine of each protocol.
! 54: */
! 55: #define NETISR_RND 1
! 56: #define NETISR_IP 2 /* same as AF_INET */
! 57: #define NETISR_ATALK 16 /* same as AF_APPLETALK */
! 58: #define NETISR_ARP 18 /* same as AF_LINK */
! 59: #define NETISR_IPV6 24 /* same as AF_INET6 */
! 60: #define NETISR_ISDN 26 /* same as AF_E164 */
! 61: #define NETISR_NATM 27 /* same as AF_ATM */
! 62: #define NETISR_PPP 28 /* for PPP processing */
! 63: #define NETISR_BRIDGE 29 /* for bridge processing */
! 64: #define NETISR_PPPOE 30 /* for pppoe processing */
! 65: #define NETISR_BT 31 /* same as AF_BLUETOOTH */
! 66:
! 67: #ifndef _LOCORE
! 68: #ifdef _KERNEL
! 69: extern int netisr; /* scheduling bits for network */
! 70:
! 71: void netrndintr(void);
! 72: void arpintr(void);
! 73: void ipintr(void);
! 74: void ip6intr(void);
! 75: void atintr(void);
! 76: void clnlintr(void);
! 77: void natmintr(void);
! 78: void pppintr(void);
! 79: void bridgeintr(void);
! 80: void pppoeintr(void);
! 81: void btintr(void);
! 82:
! 83: #include <machine/atomic.h>
! 84: #include <dev/rndvar.h>
! 85: #define schednetisr(anisr) \
! 86: do { \
! 87: atomic_setbits_int(&netisr, (1 << (anisr)) | NETISR_RND); \
! 88: setsoftnet(); \
! 89: } while (0)
! 90: #endif
! 91: #endif
! 92:
! 93: #endif /* _NET_NETISR_H_ */
CVSweb