📄 bsp_can.h
字号:
/*-----------------------------------------------------------------------------
* EUROPE TECHNOLOGIES Software Support
*------------------------------------------------------------------------------
* The software is delivered "AS IS" without warranty or condition of any
* kind, either express, implied or statutory. This includes without
* limitation any warranty or condition with respect to merchantability or
* fitness for any particular purpose, or against the infringements of
* intellectual property rights of others.
*------------------------------------------------------------------------------
*
* Processor : SmartCAN1 for EVMSmartCAN
* File Name : bsp_can.h
* Description : Definitions and Standard Typedef for
CAN (Board Support Package Layer)
* Version : 1.02
*
* +----- (NEW | MODify | ADD | DELete)
* |
* No | when who what
*-----+---+----------+------------------+--------------------------------------
* 000 NEW 29/06/00 Patrice Vilchez Creation
* 001 MOD 16/07/01 Frederic SAMSON Mailbox creation, message queue structure
* 002 MOD 21/11/02 Bruno SALLE Update for SmartCAN1 (16 channels)
*----------------------------------------------------------------------------*/
#include "bsp_can_conf.h"
//#include "bios.h"
#ifndef BSP_CAN_H
#define BSP_CAN_H
/****************************************************************************
* BSP CAN Definition
****************************************************************************/
#define BSP_CAN_RX_QUEUE_SIZE 16
#define BSP_CAN_TX_QUEUE_SIZE 16
/***************************************************************************/
/* Bsp CAN Mailbox Enum Definition */
/***************************************************************************/
typedef enum { GENERAL_RECEIVE = -1, GENERAL_TRANSMIT, MBX1, MBX2, MBX3,
MBX4, MBX5, MBX6, MBX7, MBX8, MBX9, MBX10, MBX11, MBX12,
MBX13, MBX14, MBX15, MBX16} BSP_CAN_MAILBOX_ID_E;
/****************************************/
/* BSP CAN packet Structure Definition */
/****************************************/
/*******************************************************************************
Type: BSP_CAN_PKT_T
Description: BSP CAN packet Structure Definition
Fields:
- 创U32_T创 msecs :
- 创U32_T创 identifier :
- 创U8_T创 data[8] :
- 创U8_T创 length :
*******************************************************************************/
typedef struct
{
U32_T msecs;
U32_T identifier;
U8_T data[8];
U8_T length ;
} BSP_CAN_PKT_T;
/****************************************/
/* BSP CAN Receive Callback Definition */
/****************************************/
/*******************************************************************************
Type: BSP_CAN_CALLBACK_T
Description:
Declaration: typedef *(BSP_CAN_CALLBACK_T)(BSP_CAN_PKT_PTR);
Inputs: 创BSP_CAN_PKT_T创 *
*******************************************************************************/
typedef *(BSP_CAN_CALLBACK_T)(BSP_CAN_PKT_T *);
/*******************************************************/
/* Bios CAN Mailbox Configuration Structure Definiton */
/*******************************************************/
/*******************************************************************************
Type: BSP_CAN_MAILBOX_CONFIGURE_T
Description: Bios CAN Mailbox Configuration Structure Definiton
Fields:
- 创U8_T创 length :
- 创U32_T创 identifier_mask :
- 创U32_T创 identifier :
- 创BSP_CAN_CALLBACK_T创 *mailbox_function :
*******************************************************************************/
typedef struct
{
U8_T length;
U32_T identifier_mask;
U32_T identifier;
BSP_CAN_CALLBACK_T *mailbox_function;
} BSP_CAN_MAILBOX_CONFIGURE_T;
/***********************************************/
/* BSP CAN Mailbox State Structure Definition */
/***********************************************/
/*******************************************************************************
Type: BSP_CAN_MAILBOX_STATUS_T
Description: BSP CAN Mailbox State Structure Definition
Fields:
- 创U32_T创 identifier :
- 创U32_T创 identifier_mask :
- 创U8_T创 length :
- 创U8_T创 data[8] :
- int message_waiting:1 :
- int mailbox_valid:1 :
- int reserved:30 :
- 创BSP_CAN_CALLBACK_T创 *mailbox_function :
*******************************************************************************/
typedef struct
{
U32_T identifier;
U32_T identifier_mask;
U8_T length;
U8_T data[8];
int message_waiting:1;
int mailbox_valid:1;
int reserved:30;
BSP_CAN_CALLBACK_T *mailbox_function;
} BSP_CAN_MAILBOX_STATUS_T;
/****************************************************************************
* BSP CAN Structure of Transmit & Receive Queue
****************************************************************************/
/*******************************************************************************
Type: BSP_CAN_QUEUE_T
Description: BSP CAN Structure of Transmit & Receive Queue
Fields:
- 创BSP_CAN_PKT_T创 tx_queue[BSP_CAN_RX_QUEUE_SIZE] :
- 创BSP_CAN_PKT_T创 rx_queue[BSP_CAN_RX_QUEUE_SIZE] :
- 创U8_T创 tx_headptr :
- 创U8_T创 tx_tailptr :
- 创U8_T创 rx_headptr :
- 创U8_T创 rx_tailptr :
*******************************************************************************/
typedef struct
{
BSP_CAN_PKT_T tx_queue[BSP_CAN_RX_QUEUE_SIZE];
BSP_CAN_PKT_T rx_queue[BSP_CAN_RX_QUEUE_SIZE];
U8_T tx_headptr;
U8_T tx_tailptr;
U8_T rx_headptr;
U8_T rx_tailptr;
} BSP_CAN_QUEUE_T;
/****************************************************************************
* BSP CAN Status Structure
****************************************************************************/
/*******************************************************************************
Type: BSP_CAN_STATUS_T
Description: BSP CAN Status Structure
Fields:
- 创U32_T创 can_controller_u32 :
- 创U32_T创 can_mode_u32 :
- 创U8_T创 number_of_mailbox_u8 :
- 创U8_T创 transmit_u8 :
- 创U8_T创 ack_limit_u8 :
- 创U8_T创 ack_counter_u8 :
- 创U8_T创 mailboxes_used :
- 创U8_T创 mailboxes_available :
- 创BSP_CAN_QUEUE_T创 queue :
- 创BSP_CAN_MAILBOX_STATUS_T创 mailbox_status[16] :
*******************************************************************************/
typedef struct
{
U32_T can_controller_u32;
U32_T can_mode_u32;
U8_T number_of_mailbox_u8;
U8_T transmit_u8;
U8_T ack_limit_u8;
U8_T ack_counter_u8;
U8_T mailboxes_used;
U8_T mailboxes_available;
BSP_CAN_QUEUE_T queue;
BSP_CAN_MAILBOX_STATUS_T mailbox_status[16];
} BSP_CAN_STATUS_T;
/****************************************************************************
* BSP CAN External Objects Declatation
****************************************************************************/
extern BSP_CAN_STATUS_T BSP_CanStatus_a_s;
/****************************************************************************
* BSP CAN Power Management Function Declaration
****************************************************************************/
extern void BSP_CANInit(void);
extern void BSP_CANConfigActiveMode(void);
/****************************************************************************
* BSP CAN Tx & Rx Queue Fucntion Declaration
****************************************************************************/
extern void BSP_CAN0MBX15InterruptHandler(void);
extern void BSP_CAN0MBX0InterruptHandler(void);
extern void BSP_CAN1MBX15InterruptHandler(void);
extern void BSP_CAN1MBX0InterruptHandler(void);
extern void BSP_CAN2MBX31InterruptHandler(void);
extern void BSP_CAN2MBX0InterruptHandler(void);
/****************************************************************************
* BSP CAN Assembler Interrupt Handler Function Declaration (Interrupt Entry)
****************************************************************************/
extern void BSP_CAN0AsmInterruptHandler(void);
extern void BSP_CAN1AsmInterruptHandler(void);
extern void BSP_CAN2AsmInterruptHandler(void);
/****************************************************************************
* BSP CAN "C" General Interrupt Handler Function Declaration
****************************************************************************/
extern void BSP_CAN0InterruptHandler(void);
extern void BSP_CAN1InterruptHandler(void);
extern void BSP_CAN2InterruptHandler(void);
extern void BSP_CANSendPacket(void);
extern void BSP_CANConfigMailbox(BSP_CAN_MAILBOX_ID_E mailbox_id, BSP_CAN_MAILBOX_CONFIGURE_T *mailbox_config);
#endif /* BSP_CAN_H */
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -