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authorJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
committerJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
commitfcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch)
treea57612d1888735a2ec7972891b68c1ac5ec8faea /include/linux/if_ec.h
parent8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff)
Added missing tegra files.HEADmaster
Diffstat (limited to 'include/linux/if_ec.h')
-rw-r--r--include/linux/if_ec.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/include/linux/if_ec.h b/include/linux/if_ec.h
new file mode 100644
index 00000000000..d85f9f48129
--- /dev/null
+++ b/include/linux/if_ec.h
@@ -0,0 +1,68 @@
1/* Definitions for Econet sockets. */
2
3#ifndef __LINUX_IF_EC
4#define __LINUX_IF_EC
5
6/* User visible stuff. Glibc provides its own but libc5 folk will use these */
7
8struct ec_addr {
9 unsigned char station; /* Station number. */
10 unsigned char net; /* Network number. */
11};
12
13struct sockaddr_ec {
14 unsigned short sec_family;
15 unsigned char port; /* Port number. */
16 unsigned char cb; /* Control/flag byte. */
17 unsigned char type; /* Type of message. */
18 struct ec_addr addr;
19 unsigned long cookie;
20};
21
22#define ECTYPE_PACKET_RECEIVED 0 /* Packet received */
23#define ECTYPE_TRANSMIT_STATUS 0x10 /* Transmit completed,
24 low nibble holds status */
25
26#define ECTYPE_TRANSMIT_OK 1
27#define ECTYPE_TRANSMIT_NOT_LISTENING 2
28#define ECTYPE_TRANSMIT_NET_ERROR 3
29#define ECTYPE_TRANSMIT_NO_CLOCK 4
30#define ECTYPE_TRANSMIT_LINE_JAMMED 5
31#define ECTYPE_TRANSMIT_NOT_PRESENT 6
32
33#ifdef __KERNEL__
34
35#define EC_HLEN 6
36
37/* This is what an Econet frame looks like on the wire. */
38struct ec_framehdr {
39 unsigned char dst_stn;
40 unsigned char dst_net;
41 unsigned char src_stn;
42 unsigned char src_net;
43 unsigned char cb;
44 unsigned char port;
45};
46
47struct econet_sock {
48 /* struct sock has to be the first member of econet_sock */
49 struct sock sk;
50 unsigned char cb;
51 unsigned char port;
52 unsigned char station;
53 unsigned char net;
54 unsigned short num;
55};
56
57static inline struct econet_sock *ec_sk(const struct sock *sk)
58{
59 return (struct econet_sock *)sk;
60}
61
62struct ec_device {
63 unsigned char station, net; /* Econet protocol address */
64};
65
66#endif
67
68#endif