diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
---|---|---|
committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /include/linux/can/bcm.h | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'include/linux/can/bcm.h')
-rw-r--r-- | include/linux/can/bcm.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/include/linux/can/bcm.h b/include/linux/can/bcm.h new file mode 100644 index 00000000000..1432b278c52 --- /dev/null +++ b/include/linux/can/bcm.h | |||
@@ -0,0 +1,67 @@ | |||
1 | /* | ||
2 | * linux/can/bcm.h | ||
3 | * | ||
4 | * Definitions for CAN Broadcast Manager (BCM) | ||
5 | * | ||
6 | * Author: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> | ||
7 | * Copyright (c) 2002-2007 Volkswagen Group Electronic Research | ||
8 | * All rights reserved. | ||
9 | * | ||
10 | * Send feedback to <socketcan-users@lists.berlios.de> | ||
11 | * | ||
12 | */ | ||
13 | |||
14 | #ifndef CAN_BCM_H | ||
15 | #define CAN_BCM_H | ||
16 | |||
17 | #include <linux/types.h> | ||
18 | |||
19 | /** | ||
20 | * struct bcm_msg_head - head of messages to/from the broadcast manager | ||
21 | * @opcode: opcode, see enum below. | ||
22 | * @flags: special flags, see below. | ||
23 | * @count: number of frames to send before changing interval. | ||
24 | * @ival1: interval for the first @count frames. | ||
25 | * @ival2: interval for the following frames. | ||
26 | * @can_id: CAN ID of frames to be sent or received. | ||
27 | * @nframes: number of frames appended to the message head. | ||
28 | * @frames: array of CAN frames. | ||
29 | */ | ||
30 | struct bcm_msg_head { | ||
31 | __u32 opcode; | ||
32 | __u32 flags; | ||
33 | __u32 count; | ||
34 | struct timeval ival1, ival2; | ||
35 | canid_t can_id; | ||
36 | __u32 nframes; | ||
37 | struct can_frame frames[0]; | ||
38 | }; | ||
39 | |||
40 | enum { | ||
41 | TX_SETUP = 1, /* create (cyclic) transmission task */ | ||
42 | TX_DELETE, /* remove (cyclic) transmission task */ | ||
43 | TX_READ, /* read properties of (cyclic) transmission task */ | ||
44 | TX_SEND, /* send one CAN frame */ | ||
45 | RX_SETUP, /* create RX content filter subscription */ | ||
46 | RX_DELETE, /* remove RX content filter subscription */ | ||
47 | RX_READ, /* read properties of RX content filter subscription */ | ||
48 | TX_STATUS, /* reply to TX_READ request */ | ||
49 | TX_EXPIRED, /* notification on performed transmissions (count=0) */ | ||
50 | RX_STATUS, /* reply to RX_READ request */ | ||
51 | RX_TIMEOUT, /* cyclic message is absent */ | ||
52 | RX_CHANGED /* updated CAN frame (detected content change) */ | ||
53 | }; | ||
54 | |||
55 | #define SETTIMER 0x0001 | ||
56 | #define STARTTIMER 0x0002 | ||
57 | #define TX_COUNTEVT 0x0004 | ||
58 | #define TX_ANNOUNCE 0x0008 | ||
59 | #define TX_CP_CAN_ID 0x0010 | ||
60 | #define RX_FILTER_ID 0x0020 | ||
61 | #define RX_CHECK_DLC 0x0040 | ||
62 | #define RX_NO_AUTOTIMER 0x0080 | ||
63 | #define RX_ANNOUNCE_RESUME 0x0100 | ||
64 | #define TX_RESET_MULTI_IDX 0x0200 | ||
65 | #define RX_RTR_FRAME 0x0400 | ||
66 | |||
67 | #endif /* CAN_BCM_H */ | ||