Add FreeRTOS-Plus directory.

FreeRTOS/Demo/ARM7_STR75x_GCC/STLibrary/inc/75x_can.h

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+/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
+* File Name          : 75x_can.h
+* Author             : MCD Application Team
+* Date First Issued  : 03/10/2006
+* Description        : This file contains all the functions prototypes for the
+*                      CAN bus software library.
+********************************************************************************
+* History:
+* 07/17/2006 : V1.0
+* 03/10/2006 : V0.1
+********************************************************************************
+* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
+* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
+* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
+* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
+* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+*******************************************************************************/
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __75x_CAN_H
+#define __75x_CAN_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "75x_map.h"
+
+/* Exported types ------------------------------------------------------------*/
+
+/* CAN Init structure define */
+typedef struct
+{
+  u8  CAN_ConfigParameters;
+  u32 CAN_Bitrate;
+}CAN_InitTypeDef;
+
+/* Exported constants --------------------------------------------------------*/
+/* Standard bitrates available*/
+enum
+{
+  CAN_BITRATE_100K,
+  CAN_BITRATE_125K,
+  CAN_BITRATE_250K,
+  CAN_BITRATE_500K,
+  CAN_BITRATE_1M
+};
+
+/* Control register*/
+#define CAN_CR_TEST            0x0080
+#define CAN_CR_CCE             0x0040
+#define CAN_CR_DAR             0x0020
+#define CAN_CR_EIE             0x0008
+#define CAN_CR_SIE             0x0004
+#define CAN_CR_IE              0x0002
+#define CAN_CR_INIT            0x0001
+
+/* Status register */
+#define CAN_SR_BOFF            0x0080
+#define CAN_SR_EWARN           0x0040
+#define CAN_SR_EPASS           0x0020
+#define CAN_SR_RXOK            0x0010
+#define CAN_SR_TXOK            0x0008
+#define CAN_SR_LEC             0x0007
+
+/* Test register*/
+#define CAN_TESTR_RX           0x0080
+#define CAN_TESTR_TX1          0x0040
+#define CAN_TESTR_TX0          0x0020
+#define CAN_TESTR_LBACK        0x0010
+#define CAN_TESTR_SILENT       0x0008
+#define CAN_TESTR_BASIC        0x0004
+
+/* IFn / Command Request register*/
+#define CAN_CRR_BUSY           0x8000
+
+/* IFn / Command Mask register*/
+#define CAN_CMR_WRRD           0x0080
+#define CAN_CMR_MASK           0x0040
+#define CAN_CMR_ARB            0x0020
+#define CAN_CMR_CONTROL        0x0010
+#define CAN_CMR_CLRINTPND      0x0008
+#define CAN_CMR_TXRQSTNEWDAT   0x0004
+#define CAN_CMR_DATAA          0x0002
+#define CAN_CMR_DATAB          0x0001
+
+/* IFn / Mask 2 register*/
+#define CAN_M2R_MXTD           0x8000
+#define CAN_M2R_MDIR           0x4000
+
+/* IFn / Arbitration 2 register*/
+#define CAN_A2R_MSGVAL         0x8000
+#define CAN_A2R_XTD            0x4000
+#define CAN_A2R_DIR            0x2000
+
+/* IFn / Message Control register*/
+#define CAN_MCR_NEWDAT         0x8000
+#define CAN_MCR_MSGLST         0x4000
+#define CAN_MCR_INTPND         0x2000
+#define CAN_MCR_UMASK          0x1000
+#define CAN_MCR_TXIE           0x0800
+#define CAN_MCR_RXIE           0x0400
+#define CAN_MCR_RMTEN          0x0200
+#define CAN_MCR_TXRQST         0x0100
+#define CAN_MCR_EOB            0x0080
+
+
+/* Wake-up modes*/
+enum
+{
+  CAN_WAKEUP_ON_EXT,
+  CAN_WAKEUP_ON_CAN
+};
+
+
+/* CAN message structure*/
+typedef struct
+{
+  u32 IdType;
+  u32 Id;
+  u8 Dlc;
+  u8 Data[8];
+} canmsg;
+
+/* Message ID types*/
+enum
+{
+  CAN_STD_ID,
+  CAN_EXT_ID
+};
+
+/* Message ID limits*/
+
+#define CAN_LAST_STD_ID	((1<<11) - 1)
+#define CAN_LAST_EXT_ID	((1L<<29) - 1)
+
+/* Exported functions ------------------------------------------------------- */
+
+void CAN_Init (CAN_InitTypeDef *CAN_InitStruct);
+void CAN_DeInit (void);
+void CAN_StructInit(CAN_InitTypeDef *CAN_InitStruct);
+void CAN_SetBitrate(u32 bitrate);
+void CAN_SetTiming(u32 tseg1, u32 tseg2, u32 sjw, u32 brp);
+ErrorStatus CAN_SetUnusedMsgObj(u32 msgobj);
+ErrorStatus CAN_SetTxMsgObj(u32 msgobj, u32 idType);
+ErrorStatus CAN_SetRxMsgObj(u32 msgobj, u32 idType, u32 idLow, u32 idHigh, bool singleOrFifoLast);
+void CAN_InvalidateAllMsgObj(void);
+ErrorStatus CAN_ReleaseMessage(u32 msgobj);
+ErrorStatus CAN_SendMessage(u32 msgobj, canmsg* pCanMsg);
+ErrorStatus CAN_ReceiveMessage(u32 msgobj, bool release, canmsg* pCanMsg);
+ErrorStatus CAN_WaitEndOfTx(void);
+ErrorStatus CAN_BasicSendMessage(canmsg* pCanMsg);
+ErrorStatus CAN_BasicReceiveMessage(canmsg* pCanMsg);
+void CAN_EnterTestMode(u8 TestMask);
+void CAN_EnterInitMode(u8 InitMask);
+void CAN_LeaveInitMode(void);
+void CAN_LeaveTestMode(void);
+void CAN_ReleaseTxMessage(u32 msgobj);
+void CAN_ReleaseRxMessage(u32 msgobj);
+u32 CAN_IsMessageWaiting(u32 msgobj);
+u32 CAN_IsTransmitRequested(u32 msgobj);
+u32 CAN_IsInterruptPending(u32 msgobj);
+u32 CAN_IsObjectValid(u32 msgobj);
+
+#endif /* __75x_CAN_H */
+
+/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/