can.c File Reference

#include "avr32/io.h"
#include "can.h"
#include "compiler.h"
#include "preprocessor.h"
#include "intc.h"
#include "canif.h"
#include "delay.h"

Functions
static void	can0_int_busoff_handler (void)
static void	can0_int_cerr_handler (void)
static void	can0_int_rx_handler (void)
static void	can0_int_tx_handler (void)
static void	can0_int_wakeup_handler (void)
static void	can1_int_busoff_handler (void)
static void	can1_int_cerr_handler (void)
static void	can1_int_rx_handler (void)
static void	can1_int_tx_handler (void)
static void	can1_int_wakeup_handler (void)
void	can_clear_status (U8 ch, U8 mob)
	Clear All Status on CAN Channel for a selected MOB. More...
U8	can_enable_interrupt (U8 ch)
	Enable interrupt on CAN Channel. More...
Union64	can_get_mob_data (U8 ch, U8 handle)
	Get Mob data from a selected MOB. More...
U8	can_get_mob_dlc (U8 ch, U8 handle)
	Get Mob dlc from a selected MOB. More...
U32	can_get_mob_id (U8 ch, U8 handle)
	Get Mob ID from a selected MOB. More...
U8	can_init (U8 ch, U32 can_msg_ram_add, U8 operating_mode, void(*can_msg_callback_channel)(U8 handle, U8 event))
U8	can_mob_alloc (U8 ch)
	Allocate one MOB in a specific CAN Channel. More...
U8	can_mob_free (U8 ch, U8 handle)
	Free one specific MOB in a specific CAN Channel. More...
U8	can_mob_get_status (U8 ch, U8 handle)
	Get Mob status from a selected MOB. More...
U8	can_rx (U8 ch, U8 handle, U8 req_type, const can_msg_t *can_msg)
	Start Reception. More...
U8	can_tx (U8 ch, U8 handle, U8 dlc, U8 req_type, const can_msg_t *can_msg)
	Start Transmission. More...

Variables
struct {
void(*   can_msg_callback_channel0 )(U8, U8)
void(*   can_msg_callback_channel1 )(U8, U8)
}	can_lib_params
	Output parameters. More...
U32	can_mob_alloc_vector0 = 0
	Dynamic Mob Allocation State Vector for Channel 0. More...
U32	can_mob_alloc_vector1 = 0
	Dynamic Mob Allocation State Vector for Channel 1. More...

static void can0_int_busoff_handler ( void  )

static

References can_lib_params, CAN_STATUS_BUSOFF, and CANIF_clr_interrupt_status.

Referenced by can_enable_interrupt().

static void can0_int_cerr_handler ( void  )

static

References can_lib_params, CAN_STATUS_ERROR, and CANIF_clr_interrupt_status.

Referenced by can_enable_interrupt().

static void can0_int_rx_handler ( void  )

static

References can_lib_params, CAN_STATUS_COMPLETED, CANIF_mob_clear_rxok_status, CANIF_mob_clear_status, and CANIF_mob_get_mob_rxok.

Referenced by can_enable_interrupt().

static void can0_int_tx_handler ( void  )

static

References can_lib_params, CAN_STATUS_COMPLETED, CANIF_mob_clear_status, CANIF_mob_clear_txok_status, and CANIF_mob_get_mob_txok.

Referenced by can_enable_interrupt().

static void can0_int_wakeup_handler ( void  )

static

References can_lib_params, CAN_STATUS_WAKEUP, and CANIF_clr_interrupt_status.

Referenced by can_enable_interrupt().

static void can1_int_busoff_handler ( void  )

static

References can_lib_params, CAN_STATUS_BUSOFF, and CANIF_clr_interrupt_status.

Referenced by can_enable_interrupt().

static void can1_int_cerr_handler ( void  )

static

References can_lib_params, CAN_STATUS_ERROR, and CANIF_clr_interrupt_status.

Referenced by can_enable_interrupt().

static void can1_int_rx_handler ( void  )

static

References can_lib_params, CAN_STATUS_COMPLETED, CANIF_mob_clear_rxok_status, CANIF_mob_clear_status, and CANIF_mob_get_mob_rxok.

Referenced by can_enable_interrupt().

static void can1_int_tx_handler ( void  )

static

References can_lib_params, CAN_STATUS_COMPLETED, CANIF_mob_clear_status, CANIF_mob_clear_txok_status, and CANIF_mob_get_mob_txok.

Referenced by can_enable_interrupt().

static void can1_int_wakeup_handler ( void  )

static

References can_lib_params, CAN_STATUS_WAKEUP, and CANIF_clr_interrupt_status.

Referenced by can_enable_interrupt().

U8 can_init	(	U8	ch,
		U32	can_msg_ram_add,
		U8	operating_mode,
		void(*)(U8 handle, U8 event)	can_msg_callback_channel
	)

References CAN_CMD_ACCEPTED, CAN_CMD_REFUSED, can_enable_interrupt(), can_lib_params, CANIF_channel_enable_status, CANIF_CHANNEL_MODE_LISTENING, CANIF_CHANNEL_MODE_LOOPBACK, CANIF_CHANNEL_MODE_NORMAL, canif_clear_all_mob(), CANIF_clr_overrun_mode, CANIF_clr_reset, CANIF_enable, CANIF_set_channel_mode, CANIF_set_overrun_mode, CANIF_set_ram_add, CANIF_set_reset, delay_us, and NB_MOB_CHANNEL.

Referenced by can_example_prepare_data(), can_example_prepare_data_to_receive(), can_example_prepare_data_to_send(), and main().

struct { ... } can_lib_params

Initial value:

=
{
  .can_msg_callback_channel0         = NULL,
  .can_msg_callback_channel1         = NULL
}

Output parameters.

Referenced by can0_int_busoff_handler(), can0_int_cerr_handler(), can0_int_rx_handler(), can0_int_tx_handler(), can0_int_wakeup_handler(), can1_int_busoff_handler(), can1_int_cerr_handler(), can1_int_rx_handler(), can1_int_tx_handler(), can1_int_wakeup_handler(), and can_init().

U32 can_mob_alloc_vector0 = 0

Dynamic Mob Allocation State Vector for Channel 0.

Referenced by can_mob_alloc(), and can_mob_free().

U32 can_mob_alloc_vector1 = 0

Dynamic Mob Allocation State Vector for Channel 1.

Referenced by can_mob_alloc(), and can_mob_free().

void(* can_msg_callback_channel0)(U8, U8)

void(* can_msg_callback_channel1)(U8, U8)