1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/*
* Copyright (c) 2010 Owain G. Ainsworth <oga@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <net/netisr.h>
#include <machine/intr.h>
#include "ether.h"
#include "ppp.h"
#include "bridge.h"
#include "pppoe.h"
#include "pfsync.h"
void netintr(void *);
int netisr;
void *netisr_intr;
void
netintr(void *unused) /* ARGSUSED */
{
int n, t = 0;
while ((n = netisr) != 0) {
atomic_clearbits_int(&netisr, n);
#if NETHER > 0
if (n & (1 << NETISR_ARP))
arpintr();
#endif
if (n & (1 << NETISR_IP))
ipintr();
#ifdef INET6
if (n & (1 << NETISR_IPV6))
ip6intr();
#endif
#if NPPP > 0
if (n & (1 << NETISR_PPP))
pppintr();
#endif
#if NBRIDGE > 0
if (n & (1 << NETISR_BRIDGE))
bridgeintr();
#endif
#if NPPPOE > 0
if (n & (1 << NETISR_PPPOE))
pppoeintr();
#endif
t |= n;
}
#if NPFSYNC > 0
if (t & (1 << NETISR_PFSYNC))
pfsyncintr();
#endif
if (t & (1 << NETISR_TX))
nettxintr();
}
void
netisr_init(void)
{
netisr_intr = softintr_establish(IPL_SOFTNET, netintr, NULL);
if (netisr_intr == NULL)
panic("can't establish softnet handler");
}
|
