| /* | |
| * 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 */ |