lpc17xx_can.h.svn-base

uCOSII_lwip_lpc1768

 **********************************************************************/
/** CAN Priority */
#define CAN_TFI_PRIO(n)			((uint32_t)(n&0xFF))
/** CAN Data Length Code */
#define CAN_TFI_DLC(n)			((uint32_t)((n&0xF)<<16))
/** CAN Remote Frame Transmission */
#define CAN_TFI_RTR				((uint32_t)(1<<30))
/** CAN control 11-bit or 29-bit Identifier */
#define CAN_TFI_FF				((uint32_t)(1<<31))

/*********************************************************************//**
 * Macro defines for CAN Transmit Identifier Register
 **********************************************************************/
/** CAN 11-bit Identifier */
#define CAN_TID_ID11(n)			((uint32_t)(n&0x7FF))
/** CAN 11-bit Identifier */
#define CAN_TID_ID29(n)			((uint32_t)(n&0x1FFFFFFF))

/*********************************************************************//**
 * Macro defines for CAN Transmit Data A Register
 **********************************************************************/
/** CAN Transmit Data 1 */
#define CAN_TDA_DATA1(n)		((uint32_t)(n&0xFF))
/** CAN Transmit Data 2 */
#define CAN_TDA_DATA2(n)		((uint32_t)((n&0xFF)<<8))
/** CAN Transmit Data 3 */
#define CAN_TDA_DATA3(n)		((uint32_t)((n&0xFF)<<16))
/** CAN Transmit Data 4 */
#define CAN_TDA_DATA4(n)		((uint32_t)((n&0xFF)<<24))

/*********************************************************************//**
 * Macro defines for CAN Transmit Data B Register
 **********************************************************************/
/** CAN Transmit Data 5 */
#define CAN_TDA_DATA5(n)		((uint32_t)(n&0xFF))
/** CAN Transmit Data 6 */
#define CAN_TDA_DATA6(n)		((uint32_t)((n&0xFF)<<8))
/** CAN Transmit Data 7 */
#define CAN_TDA_DATA7(n)		((uint32_t)((n&0xFF)<<16))
/** CAN Transmit Data 8 */
#define CAN_TDA_DATA8(n)		((uint32_t)((n&0xFF)<<24))

/*********************************************************************//**
 * Macro defines for CAN Sleep Clear Register
 **********************************************************************/
/** CAN1 Sleep mode */
#define CAN1SLEEPCLR			((uint32_t)(1<<1))
/** CAN2 Sleep Mode */
#define CAN2SLEEPCLR			((uint32_t)(1<<2))

/*********************************************************************//**
 * Macro defines for CAN Wake up Flags Register
 **********************************************************************/
/** CAN1 Sleep mode */
#define CAN_WAKEFLAGES_CAN1WAKE		((uint32_t)(1<<1))
/** CAN2 Sleep Mode */
#define CAN_WAKEFLAGES_CAN2WAKE		((uint32_t)(1<<2))

/*********************************************************************//**
 * Macro defines for Central transmit Status Register
 **********************************************************************/
/** CAN Transmit 1 */
#define CAN_TSR_TS1			((uint32_t)(1))
/** CAN Transmit 2 */
#define CAN_TSR_TS2			((uint32_t)(1<<1))
/** CAN Transmit Buffer Status 1 */
#define CAN_TSR_TBS1			((uint32_t)(1<<8))
/** CAN Transmit Buffer Status 2 */
#define CAN_TSR_TBS2			((uint32_t)(1<<9))
/** CAN Transmission Complete Status 1 */
#define CAN_TSR_TCS1			((uint32_t)(1<<16))
/** CAN Transmission Complete Status 2 */
#define CAN_TSR_TCS2			((uint32_t)(1<<17))

/*********************************************************************//**
 * Macro defines for Central Receive Status Register
 **********************************************************************/
/** CAN Receive Status 1 */
#define CAN_RSR_RS1				((uint32_t)(1))
/** CAN Receive Status 1 */
#define CAN_RSR_RS2				((uint32_t)(1<<1))
/** CAN Receive Buffer Status 1*/
#define CAN_RSR_RB1				((uint32_t)(1<<8))
/** CAN Receive Buffer Status 2*/
#define CAN_RSR_RB2				((uint32_t)(1<<9))
/** CAN Data Overrun Status 1 */
#define CAN_RSR_DOS1			((uint32_t)(1<<16))
/** CAN Data Overrun Status 1 */
#define CAN_RSR_DOS2			((uint32_t)(1<<17))

/*********************************************************************//**
 * Macro defines for Central Miscellaneous Status Register
 **********************************************************************/
/** Same CAN Error Status in CAN1GSR */
#define CAN_MSR_E1		((uint32_t)(1))
/** Same CAN Error Status in CAN2GSR */
#define CAN_MSR_E2		((uint32_t)(1<<1))
/** Same CAN Bus Status in CAN1GSR */
#define CAN_MSR_BS1		((uint32_t)(1<<8))
/** Same CAN Bus Status in CAN2GSR */
#define CAN_MSR_BS2		((uint32_t)(1<<9))

/*********************************************************************//**
 * Macro defines for Acceptance Filter Mode Register
 **********************************************************************/
/** CAN Acceptance Filter Off mode */
#define CAN_AFMR_AccOff		((uint32_t)(1))
/** CAN Acceptance File Bypass mode */
#define CAN_AFMR_AccBP		((uint32_t)(1<<1))
/** FullCAN Mode Enhancements */
#define CAN_AFMR_eFCAN		((uint32_t)(1<<2))

/*********************************************************************//**
 * Macro defines for Standard Frame Individual Start Address Register
 **********************************************************************/
/** The start address of the table of individual Standard Identifier */
#define CAN_STT_sa(n)		((uint32_t)((n&1FF)<<2))

/*********************************************************************//**
 * Macro defines for Standard Frame Group Start Address Register
 **********************************************************************/
/** The start address of the table of grouped Standard Identifier */
#define CAN_SFF_GRP_sa(n)		((uint32_t)((n&3FF)<<2))

/*********************************************************************//**
 * Macro defines for Extended Frame Start Address Register
 **********************************************************************/
/** The start address of the table of individual Extended Identifier */
#define CAN_EFF_sa(n)		((uint32_t)((n&1FF)<<2))

/*********************************************************************//**
 * Macro defines for Extended Frame Group Start Address Register
 **********************************************************************/
/** The start address of the table of grouped Extended Identifier */
#define CAN_Eff_GRP_sa(n)		((uint32_t)((n&3FF)<<2))

/*********************************************************************//**
 * Macro defines for End Of AF Table Register
 **********************************************************************/
/** The End of Table of AF LookUp Table */
#define CAN_EndofTable(n)		((uint32_t)((n&3FF)<<2))

/*********************************************************************//**
 * Macro defines for LUT Error Address Register
 **********************************************************************/
/** CAN Look-Up Table Error Address */
#define CAN_LUTerrAd(n)		((uint32_t)((n&1FF)<<2))

/*********************************************************************//**
 * Macro defines for LUT Error Register
 **********************************************************************/
/** CAN Look-Up Table Error */
#define CAN_LUTerr		((uint32_t)(1))

/*********************************************************************//**
 * Macro defines for Global FullCANInterrupt Enable Register
 **********************************************************************/
/** Global FullCANInterrupt Enable */
#define CAN_FCANIE		((uint32_t)(1))

/*********************************************************************//**
 * Macro defines for FullCAN Interrupt and Capture Register 0
 **********************************************************************/
/** FullCAN Interrupt and Capture (0-31)*/
#define CAN_FCANIC0_IntPnd(n)	((uint32_t)(1<<n))

/*********************************************************************//**
 * Macro defines for FullCAN Interrupt and Capture Register 1
 **********************************************************************/
/** FullCAN Interrupt and Capture (0-31)*/
#define CAN_FCANIC1_IntPnd(n)	((uint32_t)(1<<(n-32)))


/* ---------------- CHECK PARAMETER DEFINITIONS ---------------------------- */
/** Macro to determine if it is valid CAN peripheral or not */
#define PARAM_CANx(x)			((((uint32_t*)x)==((uint32_t *)LPC_CAN1)) \
||(((uint32_t*)x)==((uint32_t *)LPC_CAN2)))

/*	Macro to determine if it is valid CANAF or not*/
#define PARAM_CANAFx(x)			(((uint32_t*)x)== ((uint32_t*)LPC_CANAF))

/*	Macro to determine if it is valid CANAF RAM or not*/
#define PARAM_CANAFRAMx(x)		(((uint32_t*)x)== (uint32_t*)LPC_CANAF_RAM)

/*	Macro to determine if it is valid CANCR or not*/
#define PARAM_CANCRx(x)			(((uint32_t*)x)==((uint32_t*)LPC_CANCR))

/** Macro to check Data to send valid */
#define PARAM_I2S_DATA(data) 	((data>=0)&&(data <= 0xFFFFFFFF))

/** Macro to check frequency value */
#define PRAM_I2S_FREQ(freq)		((freq>=16000)&&(freq <= 96000))

/** Macro to check Frame Identifier */
#define PARAM_ID_11(n)			((n>>11)==0) /*-- 11 bit --*/
#define PARAM_ID_29(n)			((n>>29)==0) /*-- 29 bit --*/

/** Macro to check DLC value */
#define PARAM_DLC(n)			((n>>4)==0)  /*-- 4 bit --*/
/** Macro to check ID format type */
#define PARAM_ID_FORMAT(n)		((n==STD_ID_FORMAT)||(n==EXT_ID_FORMAT))

/** Macro to check Group identifier */
#define PARAM_GRP_ID(x, y)		((x<=y))

/** Macro to check Frame type */
#define PARAM_FRAME_TYPE(n)		((n==DATA_FRAME)||(n==REMOTE_FRAME))

/** Macro to check Control/Central Status type parameter */
#define PARAM_CTRL_STS_TYPE(n)	((n==CANCTRL_GLOBAL_STS)||(n==CANCTRL_INT_CAP) \
||(n==CANCTRL_ERR_WRN)||(n==CANCTRL_STS))

/** Macro to check CR status type */
#define PARAM_CR_STS_TYPE(n)	((n==CANCR_TX_STS)||(n==CANCR_RX_STS) \
||(n==CANCR_MS))
/** Macro to check AF Mode type parameter */
#define PARAM_AFMODE_TYPE(n)	((n==CAN_Normal)||(n==CAN_AccOff) \
||(n==CAN_AccBP)||(n==CAN_eFCAN))

/** Macro to check Operation Mode */
#define PARAM_MODE_TYPE(n)		((n==CAN_OPERATING_MODE)||(n==CAN_RESET_MODE) \
||(n==CAN_LISTENONLY_MODE)||(n==CAN_SELFTEST_MODE) \
||(n==CAN_TXPRIORITY_MODE)||(n==CAN_SLEEP_MODE) \
||(n==CAN_RXPOLARITY_MODE)||(n==CAN_TEST_MODE))

/** Macro define for struct AF_Section parameter */
#define PARAM_CTRL(n)	((n==CAN1_CTRL)|(n==CAN2_CTRL))

/** Macro define for struct AF_Section parameter */
#define PARAM_MSG_DISABLE(n)	((n==MSG_ENABLE)|(n==MSG_DISABLE))

/**Macro to check Interrupt Type parameter */
#define PARAM_INT_EN_TYPE(n)	((n==CANINT_RIE)||(n==CANINT_TIE1) \
||(n==CANINT_EIE)||(n==CANINT_DOIE) \
||(n==CANINT_WUIE)||(n==CANINT_EPIE) \
||(n==CANINT_ALIE)||(n==CANINT_BEIE) \
||(n==CANINT_IDIE)||(n==CANINT_TIE2) \
||(n==CANINT_TIE3)||(n==CANINT_FCE))

/** Macro to check AFLUT Entry type */
#define PARAM_AFLUT_ENTRY_TYPE(n)	((n==FULLCAN_ENTRY)||(n==EXPLICIT_STANDARD_ENTRY)\
||(n==GROUP_STANDARD_ENTRY)||(n==EXPLICIT_EXTEND_ENTRY)	\
||(n==GROUP_EXTEND_ENTRY))

/** Macro to check position */
#define PARAM_POSITION(n)	((n>=0)&&(n<512))

/**
 * @}
 */

/* Public Types --------------------------------------------------------------- */
/** @defgroup CAN_Public_Types CAN Public Types
 * @{
 */

/** CAN configuration structure */
/***********************************************************************
 * CAN device configuration commands (IOCTL commands and arguments)
 **********************************************************************/
/**
 * @brief CAN ID format definition
 */
typedef enum {
	STD_ID_FORMAT = 0, 	/**< Use standard ID format (11 bit ID) */
	EXT_ID_FORMAT = 1	/**< Use extended ID format (29 bit ID) */
} CAN_ID_FORMAT_Type;

/**
 * @brief AFLUT Entry type definition
 */
typedef enum {
	FULLCAN_ENTRY = 0,
	EXPLICIT_STANDARD_ENTRY,
	GROUP_STANDARD_ENTRY,
	EXPLICIT_EXTEND_ENTRY,
	GROUP_EXTEND_ENTRY
} AFLUT_ENTRY_Type;

/**
 * @brief Symbolic names for type of CAN message
 */
typedef enum {
	DATA_FRAME = 0, 	/**< Data frame */
	REMOTE_FRAME = 1	/**< Remote frame */
} CAN_FRAME_Type;

/**
 * @brief CAN Control status definition