91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/* $NetBSD: netisr.c,v 1.5 2010/12/30 16:19:39 pooka Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2008 Antti Kantee. 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: netisr.c,v 1.5 2010/12/30 16:19:39 pooka Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/intr.h>
|
|
|
|
#include <netinet/in.h>
|
|
#include <netinet/ip_var.h>
|
|
#include <netinet/if_inarp.h>
|
|
#include <netinet/ip6.h>
|
|
#include <netinet6/ip6_var.h>
|
|
#include <net/netisr.h>
|
|
|
|
#include <rump/rumpuser.h>
|
|
|
|
#include "rump_net_private.h"
|
|
|
|
static void *netisrs[NETISR_MAX];
|
|
void
|
|
schednetisr(int isr)
|
|
{
|
|
|
|
softint_schedule(netisrs[isr]);
|
|
}
|
|
|
|
/*
|
|
* Aliases are needed only for static linking (dlsym() is not supported).
|
|
*/
|
|
void __netisr_stub(void);
|
|
void
|
|
__netisr_stub(void)
|
|
{
|
|
|
|
panic("netisr called but networking stack missing");
|
|
}
|
|
__weak_alias(ipintr,__netisr_stub);
|
|
__weak_alias(arpintr,__netisr_stub);
|
|
__weak_alias(ip6intr,__netisr_stub);
|
|
|
|
void
|
|
rump_netisr_init(void)
|
|
{
|
|
void *iphand, *arphand, *ip6hand, *sym;
|
|
|
|
iphand = ipintr;
|
|
if ((sym = rumpuser_dl_globalsym("rumpns_ipintr")) != NULL)
|
|
iphand = sym;
|
|
|
|
arphand = arpintr;
|
|
if ((sym = rumpuser_dl_globalsym("rumpns_arpintr")) != NULL)
|
|
arphand = sym;
|
|
|
|
ip6hand = ip6intr;
|
|
if ((sym = rumpuser_dl_globalsym("rumpns_ip6intr")) != NULL)
|
|
ip6hand = sym;
|
|
|
|
netisrs[NETISR_IP] = softint_establish(SOFTINT_NET | SOFTINT_MPSAFE,
|
|
(void (*)(void *))iphand, NULL);
|
|
netisrs[NETISR_ARP] = softint_establish(SOFTINT_NET | SOFTINT_MPSAFE,
|
|
(void (*)(void *))arphand, NULL);
|
|
netisrs[NETISR_IPV6] = softint_establish(SOFTINT_NET | SOFTINT_MPSAFE,
|
|
(void (*)(void *))ip6hand, NULL);
|
|
}
|