canbus.h File Reference

Headers for canbus interface. More...

#include <cfg/arch.h>
#include <sys/types.h>
#include <sys/device.h>
#include <dev/irqreg.h>

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Data Structures
struct	_CANFRAME
	CAN frame structure. More...
struct	_CANFILTER
	CAN message filter structure. More...
Defines
#define	CAN_SPEED_10K   0
	CAN Baud rate constants.
#define	CAN_SPEED_20K   1
	20 kbit/s, max. cable length 2500 m
#define	CAN_SPEED_50K   2
	50 kbit/s, max. cable length 1000 m
#define	CAN_SPEED_100K   3
	100 kbit/s, max. cable length 600 m
#define	CAN_SPEED_125K   4
	125 kbit/s, max. cable length 500 m
#define	CAN_SPEED_250K   5
	250 kbit/s, max. cable length 250 m
#define	CAN_SPEED_500K   6
	500 kbit/s, max. cable length 100 m
#define	CAN_SPEED_800K   7
	800 kbit/s, max. cable length 50 m
#define	CAN_SPEED_1M   8
	1 Mbit/s, max. cable length 25 m
#define	CAN_SPEED_CUSTOM   255
#define	CAN_TTCM   0x0001
#define	CAN_ABOM   0x0002
#define	CAN_AWUM   0x0004
#define	CAN_NART   0x0008
#define	CAN_RFLM   0x0010
#define	CAN_TXFP   0x0020
#define	FILTER_EXPLICIT   0xffffffff
Typedefs
typedef struct _NUTCANBUS	NUTCANBUS
	CAN bus structure, defined by device.
typedef struct _CANBUSINFO	CANBUSINFO
	CAN bus info structure, defined by device.
typedef struct _CANBUFFER	CANBUFFER
	CAN BUFFER structure, defined by device.
typedef struct _CANFRAME	CANFRAME
	CAN frame type.
typedef struct _CANFILTER	CANFILTER
	CAN message filter type.
Enumerations
enum	CAN_RESULT {   CAN_SUCCESS = 0, CAN_ERROR = -1, CAN_TXBUF_FULL = -2, CAN_RXBUF_EMPTY = -3,   CAN_ILLEGAL_MOB = -4, CAN_INVALID_SPEED = -5, CAN_PASSIVE = -6, CAN_BUS_OFF = -7,   CAN_NO_COMPANION = -8, CAN_IS_COMPANION = -9 }
	CAN error codes. More...
enum	CAN_COUNTERS {   CAN_RX_FRAMES = 0, CAN_TX_FRAMES = 1, CAN_INTERRUPTS = 2, CAN_RX_INTERRUPTS = 3,   CAN_TX_INTERRUPTS = 4, CAN_SCE_INTERRUPTS = 5, CAN_OVERRUNS = 6, CAN_ERRORS = 7,   CAN_NO_COUNTERS = 8 }
	CAN event counters. More...
Functions
int	NutRegisterCanBus (NUTCANBUS *bus, int8_t ln2_size)
	_NUTCANBUS
int	CanAddFilter (NUTCANBUS *bus, CANFILTER *filter)
int	CanSetBaud (NUTCANBUS *bus, uint8_t baud, uint32_t alt_btr)
void	CANSetRxTimeout (NUTCANBUS *bus, uint32_t timeout)
void	CanEnableRx (NUTCANBUS *bus)
int	CanRxAvail (NUTCANBUS *bus)
int	CanInput (NUTCANBUS *bus, CANFRAME *output)
int	CanTxFree (NUTCANBUS *can)
int	CanOutput (NUTCANBUS *bus, CANFRAME *output)
int	CanGetCounter (NUTCANBUS *bus, enum CAN_COUNTERS index)

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Detailed Description

Headers for canbus interface.

 * $Id$
 *