#include <stdint.h>
#include <stdbool.h>
#include <system.h>
#include <FreeRTOS.h>
#include <semphr.h>
#include <hal.h>
#include <gpio.h>

Include dependency graph for can.h:

Go to the source code of this file.

Data Structures
struct	can_filter

struct	can_msg

struct	can_generic

Macros
#define	CAN_MAX_LENGTH 8

#define	CAN_EFF_FLAG BIT(31) /* EFF/SFF is set in the MSB */

#define	CAN_RTR_FLAG BIT(30) /* remote transmission request */

#define	CAN_SFF_MASK 0x000007FFUL /* standard frame format (SFF) */

#define	CAN_EFF_MASK 0x1FFFFFFFUL /* extended frame format (EFF) */

#define	CAN_ERR_CRTL BIT64(0)

#define	CAN_ERR_CTRL_OFFSET 0

#define	CAN_ERR_CRTL_UNSPEC BIT64(CAN_ERR_CTRL_OFFSET + 0)

#define	CAN_ERR_CRTL_RX_OVERFLOW BIT64(CAN_ERR_CTRL_OFFSET + 1)

#define	CAN_ERR_CRTL_TX_OVERFLOW BIT64(CAN_ERR_CTRL_OFFSET + 2)

#define	CAN_ERR_CRTL_RX_WARNING BIT64(CAN_ERR_CTRL_OFFSET + 3)

#define	CAN_ERR_CRTL_TX_WARNING BIT64(CAN_ERR_CTRL_OFFSET + 4)

#define	CAN_ERR_CRTL_RX_PASSIVE BIT64(CAN_ERR_CTRL_OFFSET + 5)

#define	CAN_ERR_CRTL_TX_PASSIVE BIT64(CAN_ERR_CTRL_OFFSET + 6)

#define	CAN_ERR_CRTL_ACTIVE BIT64(CAN_ERR_CTRL_OFFSET + 7)

#define	CAN_ERR_PROT BIT64(1)

#define	CAN_ERR_PROT_OFFSET 8

#define	CAN_ERR_PROT_UNSPEC BIT64(CAN_ERR_PROT_OFFSET + 0)

#define	CAN_ERR_PROT_BIT BIT64(CAN_ERR_PROT_OFFSET + 1)

#define	CAN_ERR_PROT_FORM BIT64(CAN_ERR_PROT_OFFSET + 2)

#define	CAN_ERR_PROT_STUFF BIT64(CAN_ERR_PROT_OFFSET + 3)

#define	CAN_ERR_PROT_BIT0 BIT64(CAN_ERR_PROT_OFFSET + 4)

#define	CAN_ERR_PROT_BIT1 BIT64(CAN_ERR_PROT_OFFSET + 5)

#define	CAN_ERR_PROT_OVERLOAD BIT64(CAN_ERR_PROT_OFFSET + 6)

#define	CAN_ERR_PROT_ACTIVE BIT64(CAN_ERR_PROT_OFFSET + 7)

#define	CAN_ERR_PROT_TX BIT64(CAN_ERR_PROT_OFFSET + 8)

#define	CAN_ERR_PROT_LOC_OFFSET 24

#define	CAN_ERR_PROT_LOC_UNSPEC BIT64(CAN_ERR_PROT_LOC_OFFSET + 0)

#define	CAN_ERR_PROT_LOC_SOF BIT64(CAN_ERR_PROT_LOC_OFFSET + 1)

#define	CAN_ERR_PROT_LOC_ID28_21 BIT64(CAN_ERR_PROT_LOC_OFFSET + 2)

#define	CAN_ERR_PROT_LOC_ID20_18 BIT64(CAN_ERR_PROT_LOC_OFFSET + 3)

#define	CAN_ERR_PROT_LOC_SRTR BIT64(CAN_ERR_PROT_LOC_OFFSET + 4)

#define	CAN_ERR_PROT_LOC_IDE BIT64(CAN_ERR_PROT_LOC_OFFSET + 5)

#define	CAN_ERR_PROT_LOC_ID17_13 BIT64(CAN_ERR_PROT_LOC_OFFSET + 6)

#define	CAN_ERR_PROT_LOC_ID12_05 BIT64(CAN_ERR_PROT_LOC_OFFSET + 7)

#define	CAN_ERR_PROT_LOC_ID04_00 BIT64(CAN_ERR_PROT_LOC_OFFSET + 8)

#define	CAN_ERR_PROT_LOC_RTR BIT64(CAN_ERR_PROT_LOC_OFFSET + 9)

#define	CAN_ERR_PROT_LOC_RES1 BIT64(CAN_ERR_PROT_LOC_OFFSET + 10)

#define	CAN_ERR_PROT_LOC_RES0 BIT64(CAN_ERR_PROT_LOC_OFFSET + 11)

#define	CAN_ERR_PROT_LOC_DLC BIT64(CAN_ERR_PROT_LOC_OFFSET + 12)

#define	CAN_ERR_PROT_LOC_DATA BIT64(CAN_ERR_PROT_LOC_OFFSET + 13)

#define	CAN_ERR_PROT_LOC_CRC_SEQ BIT64(CAN_ERR_PROT_LOC_OFFSET + 14)

#define	CAN_ERR_PROT_LOC_CRC_DEL BIT64(CAN_ERR_PROT_LOC_OFFSET + 15)

#define	CAN_ERR_PROT_LOC_ACK BIT64(CAN_ERR_PROT_LOC_OFFSET + 16)

#define	CAN_ERR_PROT_LOC_ACK_DEL BIT64(CAN_ERR_PROT_LOC_OFFSET + 17)

#define	CAN_ERR_PROT_LOC_EOF BIT64(CAN_ERR_PROT_LOC_OFFSET + 18)

#define	CAN_ERR_PROT_LOC_INTERM BIT64(CAN_ERR_PROT_LOC_OFFSET + 19)

#define	CAN_ERR_TRX BIT64(2)

#define	CAN_ERR_TRX_OFFSET 48

#define	CAN_ERR_TRX_UNSPEC BIT64(CAN_ERR_TRX_OFFSET + 0)

#define	CAN_ERR_TRX_CANH_NO_WIRE BIT64(CAN_ERR_TRX_OFFSET + 1)

#define	CAN_ERR_TRX_CANH_SHORT_TO_BAT BIT64(CAN_ERR_TRX_OFFSET + 2)

#define	CAN_ERR_TRX_CANH_SHORT_TO_VCC BIT64(CAN_ERR_TRX_OFFSET + 3)

#define	CAN_ERR_TRX_CANH_SHORT_TO_GND BIT64(CAN_ERR_TRX_OFFSET + 4)

#define	CAN_ERR_TRX_CANL_NO_WIRE BIT64(CAN_ERR_TRX_OFFSET + 5)

#define	CAN_ERR_TRX_CANL_SHORT_TO_BAT BIT64(CAN_ERR_TRX_OFFSET + 6)

#define	CAN_ERR_TRX_CANL_SHORT_TO_VCC BIT64(CAN_ERR_TRX_OFFSET + 7)

#define	CAN_ERR_TRX_CANL_SHORT_TO_GND BIT64(CAN_ERR_TRX_OFFSET + 8)

#define	CAN_ERR_TRX_CANL_SHORT_TO_CANH BIT64(CAN_ERR_TRX_OFFSET + 9)

#define	CAN_ERR_ACK BIT64(3)

#define	CAN_ERR_BUSOFF BIT64(4)

#define	CAN_ERR_BUSERROR BIT64(5)

#define	CAN_ERR_RESTARTED BIT64(6)

Typedefs
typedef uint32_t	can_error_t

typedef uint64_t	can_errorData_t

Functions
struct can *	can_init (uint32_t index, uint32_t bitrate, struct gpio_pin pin, bool pinHigh, bool(callback)(struct can can, can_error_t error, can_errorData_t data, void userData), void *data)

int32_t	can_deinit (struct can *can)

int32_t	can_setCallback (struct can can, int32_t filterID, bool(callback)(struct can can, struct can_msg msg, void data), void data)

int32_t	can_registerFilter (struct can can, struct can_filter filter)

int32_t	can_deregisterFilter (struct can *can, int32_t filterID)

int32_t	can_send (struct can can, struct can_msg msg, TickType_t waittime)

int32_t	can_recv (struct can can, int32_t filterID, struct can_msg msg, TickType_t waittime)

int32_t	can_sendISR (struct can can, struct can_msg msg)

int32_t	can_recvISR (struct can can, int32_t filterID, struct can_msg msg)

int32_t	can_up (struct can *can)

int32_t	can_down (struct can *can)

Data Structures

Macros

Typedefs

Functions