2485602f1a
These files are copied to the source code of user space applications (in this case can-utils) and so it makes sense to mention explicitly their copyright. I added the terms of C code that was introduced in the same commit as these headers. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Acked-by: Oliver Hartkopp <socketcan@hartkopp.net> Acked-by: Urs Thuermann <urs.thuermann@volkswagen.de> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
98 lines
3.8 KiB
C
98 lines
3.8 KiB
C
/*
|
|
* 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.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of Volkswagen nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* Alternatively, provided that this notice is retained in full, this
|
|
* software may be distributed under the terms of the GNU General
|
|
* Public License ("GPL") version 2, in which case the provisions of the
|
|
* GPL apply INSTEAD OF those given above.
|
|
*
|
|
* The provided data structures and external interfaces from this code
|
|
* are not restricted to be used by modules with a GPL compatible license.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
|
|
* DAMAGE.
|
|
*/
|
|
|
|
#ifndef CAN_BCM_H
|
|
#define CAN_BCM_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/can.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 */
|