| /* |
| * linux/can/bcm.h |
| * |
| * Definitions for CAN Broadcast Manager (BCM) |
| * |
| * Author: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> |
| * Copyright (c) 2002-2007 Volkswagen Group Electronic Research |
| * All rights reserved. |
| * |
| * Send feedback to <socketcan-users@lists.berlios.de> |
| * |
| */ |
| |
| #ifndef CAN_BCM_H |
| #define CAN_BCM_H |
| |
| /** |
| * struct bcm_msg_head - head of messages to/from the broadcast manager |
| * @opcode: opcode, see enum below. |
| * @flags: special flags, see below. |
| * @count: number of frames to send before changing interval. |
| * @ival1: interval for the first @count frames. |
| * @ival2: interval for the following frames. |
| * @can_id: CAN ID of frames to be sent or received. |
| * @nframes: number of frames appended to the message head. |
| * @frames: array of CAN frames. |
| */ |
| struct bcm_msg_head { |
| __u32 opcode; |
| __u32 flags; |
| __u32 count; |
| struct timeval ival1, ival2; |
| canid_t can_id; |
| __u32 nframes; |
| struct can_frame frames[0]; |
| }; |
| |
| enum { |
| TX_SETUP = 1, /* create (cyclic) transmission task */ |
| TX_DELETE, /* remove (cyclic) transmission task */ |
| TX_READ, /* read properties of (cyclic) transmission task */ |
| TX_SEND, /* send one CAN frame */ |
| RX_SETUP, /* create RX content filter subscription */ |
| RX_DELETE, /* remove RX content filter subscription */ |
| RX_READ, /* read properties of RX content filter subscription */ |
| TX_STATUS, /* reply to TX_READ request */ |
| TX_EXPIRED, /* notification on performed transmissions (count=0) */ |
| RX_STATUS, /* reply to RX_READ request */ |
| RX_TIMEOUT, /* cyclic message is absent */ |
| RX_CHANGED /* updated CAN frame (detected content change) */ |
| }; |
| |
| #define SETTIMER 0x0001 |
| #define STARTTIMER 0x0002 |
| #define TX_COUNTEVT 0x0004 |
| #define TX_ANNOUNCE 0x0008 |
| #define TX_CP_CAN_ID 0x0010 |
| #define RX_FILTER_ID 0x0020 |
| #define RX_CHECK_DLC 0x0040 |
| #define RX_NO_AUTOTIMER 0x0080 |
| #define RX_ANNOUNCE_RESUME 0x0100 |
| #define TX_RESET_MULTI_IDX 0x0200 |
| #define RX_RTR_FRAME 0x0400 |
| |
| #endif /* CAN_BCM_H */ |