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/*
* Copyright (c) 2014, Freescale Semiconductor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* o Neither the name of Freescale Semiconductor, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __FSL_FLEXIO_UART_HAL_H__
#define __FSL_FLEXIO_UART_HAL_H__
#include "fsl_flexio_hal.h"
#if FSL_FEATURE_SOC_FLEXIO_COUNT
/*!
* @addtogroup flexio_uart_hal
* @{
*/
/*!
* @brief Define structure of configuring the flexio uart tx device.
*/
typedef struct
{
FLEXIO_Type * flexioBase; /*!< FlexIO module base address. */
uint32_t txPinIdx; /*!< Pin index for UART Tx in FlexIO. */
uint32_t shifterIdx; /*!< Shifter index used for UART Tx in FlexIO. */
uint32_t timerIdx; /*!< Timer index used for UART Tx in FlexIO. */
} flexio_uart_tx_dev_t;
/*!
* @brief Define structure of configuring the flexio uart rx device.
*/
typedef struct
{
FLEXIO_Type * flexioBase; /*!< FlexIO module base address. */
uint32_t rxPinIdx; /*!< Pin index for UART Rx in FlexIO. */
uint32_t shifterIdx; /*!< Shifter index used for UART Rx in FlexIO. */
uint32_t timerIdx; /*!< Timer index used for UART Rx in FlexIO. */
} flexio_uart_rx_dev_t;
/*!
* @brief Define structure of configuring the flexio uart bus.
*/
typedef struct
{
uint32_t flexioBusClk; /*!< FlexIO bus clock frequency in Hz. */
uint32_t baudrate; /*!< UART xfer bandrate in bps. */
uint32_t bitCount; /*!< UART xfer data length in bit. */
} flexio_uart_config_t;
#if defined(__cplusplus)
extern "C" {
#endif
/******************************************************************************
* UART Tx.
******************************************************************************/
/*!
* @brief Configure the flexio working as uart tx device.
*
* @param devPtr Pointer to the device.
* @param configPtr Pointer to configuration structure.
* @return Execution status.
*/
flexio_status_t FLEXIO_UART_Tx_HAL_Configure(
flexio_uart_tx_dev_t *devPtr, const flexio_uart_config_t *configPtr);
/*!
* @brief Get the flag if the tx buffer is empty.
*
* @param devPtr Pointer to the device.
* @return The assertion of the event.
*/
bool FLEXIO_UART_Tx_HAL_GetTxBufferEmptyFlag(flexio_uart_tx_dev_t *devPtr);
/*!
* @brief Clear the tx buffer empty flag manually.
*
* @param devPtr Pointer to the device.
*/
void FLEXIO_UART_Tx_HAL_ClearTxBufferEmptyFlag(flexio_uart_tx_dev_t *devPtr);
/*!
* @brief Switch on/off the interrupt for buffer empty event.
*
* @param devPtr Pointer to the device.
* @param enable Switcher to the event.
*/
void FLEXIO_UART_Tx_HAL_SetTxBufferEmptyIntCmd(flexio_uart_tx_dev_t *devPtr, bool enable);
/*!
* @brief Get the current setting for tx buffer empty event.
*
* @param devPtr Pointer to the device.
* @return Setting for the interrupt event.
*/
bool FLEXIO_UART_Tx_HAL_GetTxBufferEmptyIntCmd(flexio_uart_tx_dev_t *devPtr);
/*!
* @brief Get the tx error flag.
*
* @param devPtr Pointer to the device.
* @return Assertion of the event.
*/
bool FLEXIO_UART_Tx_HAL_GetTxErrFlag(flexio_uart_tx_dev_t *devPtr);
/*!
* @brief Clear the tx error flag manually.
*
* @param devPtr Pointer to the device.
*/
void FLEXIO_UART_Tx_HAL_ClearTxErrFlag(flexio_uart_tx_dev_t *devPtr);
/*!
* @brief Switch on/off the interrupt for tx error event.
*
* @param devPtr Pointer to the device.
* @param enable Switcher to the event.
*/
void FLEXIO_UART_Tx_HAL_SetTxErrIntCmd(flexio_uart_tx_dev_t *devPtr, bool enable);
/*!
* @brief Put the data into the tx buffer.
*
* @param devPtr Pointer to the device.
* @param dat Sending data.
*/
void FLEXIO_UART_Tx_HAL_PutData(flexio_uart_tx_dev_t *devPtr, uint32_t dat);
/*!
* @brief Put the data into the tx buffer when empty.
*
* @param devPtr Pointer to the device.
* @param dat Sending data.
*/
void FLEXIO_UART_Tx_HAL_PutDataPolling(flexio_uart_tx_dev_t *devPtr, uint32_t dat);
/*!
* @brief Send an array of data by flexio uart tx device.
*
* @param devPtr Pointer to the device.
* @param txBufPtr Pointer to the sending buffer.
* @param txLen Length of sending buffer.
*/
void FLEXIO_UART_Tx_HAL_SendDataPolling(flexio_uart_tx_dev_t *devPtr, uint32_t *txBufPtr, uint32_t txLen);
/*!
* @brief Switch on/off the DMA on flexio uart tx device.
*
* @param devPtr Pointer to the device.
* @param enable Switcher to the event.
*/
void FLEXIO_UART_Tx_HAL_SetTxDmaCmd(flexio_uart_tx_dev_t *devPtr, bool enable);
/*!
* @brief Get the tx buffer's address for DMA use.
*
* @param devPtr Pointer to the device.
* @return tx buffer's address.
*/
uint32_t FLEXIO_UART_Tx_HAL_GetTxBufferAddr(flexio_uart_tx_dev_t *devPtr);
/******************************************************************************
* UART Rx.
******************************************************************************/
/*!
* @brief Configure the flexio working as uart rx device.
*
* @param devPtr Pointer to the device.
* @param configPtr Pointer to configuration structure.
*/
flexio_status_t FLEXIO_UART_Rx_HAL_Configure(
flexio_uart_rx_dev_t *devPtr, const flexio_uart_config_t *configPtr);
/*!
* @brief Get the flag if the rx buffer is full.
*
* @param devPtr Pointer to the device.
* @return The assertion of the event.
*/
bool FLEXIO_UART_Rx_HAL_GetRxBufferFullFlag(flexio_uart_rx_dev_t *devPtr);
/*!
* @brief Clear the flag that rx buffer is full manually.
*
* @param devPtr Pointer to the device.
*/
void FLEXIO_UART_Rx_HAL_ClearRxBufferFullFlag(flexio_uart_rx_dev_t *devPtr);
/*!
* @brief Switcher on/off the interrupt for rx buffer full event.
*
* @param devPtr Pointer to the device.
* @param enable Switcher to the event.
*/
void FLEXIO_UART_Rx_HAL_SetRxBufferFullIntCmd(flexio_uart_rx_dev_t *devPtr, bool enable);
/*!
* @brief Get the current setting if interrupt is enabled.
*
* @param devPtr Pointer to the device.
* @return Assertion of the event.
*/
bool FLEXIO_UART_Rx_HAL_GetRxBufferFullIntCmd(flexio_uart_rx_dev_t *devPtr);
/*!
* @brief Get the flag of rx error event.
*
* @param devPtr Pointer to the device.
* @return Assertion of the event.
*/
bool FLEXIO_UART_Rx_HAL_GetRxErrFlag(flexio_uart_rx_dev_t *devPtr);
/*!
* @brief Clear the flag of rx error event manually.
*
* @param devPtr Pointer to the device.
*/
void FLEXIO_UART_Rx_HAL_ClearRxErrFlag(flexio_uart_rx_dev_t *devPtr);
/*!
* @brief Switch on/off the interrupt for rx error event.
*
* @param devPtr Pointer to the device.
* @param enable Switcher to the event.
*/
void FLEXIO_UART_Rx_HAL_SetRxErrIntCmd(flexio_uart_rx_dev_t *devPtr, bool enable);
/*!
* @brief Get the data from rx buffer.
*
* @param devPtr Pointer to the device.
* @return Data from the rx buffer.
*/
uint32_t FLEXIO_UART_Rx_HAL_GetData(flexio_uart_rx_dev_t *devPtr);
/*!
* @brief Get the data from rx buffer when full.
*
* @param devPtr Pointer to the device.
* @return Data from the rx buffer.
*/
uint32_t FLEXIO_UART_Rx_HAL_GetDataPolling(flexio_uart_rx_dev_t *devPtr);
/*!
* @brief Receive an array of data through the rx buffer.
*
* @param devPtr Pointer to the device.
* @param rxBufPtr Pointer to the rx buffer.
* @param rxLen Length of the rx buffer.
*/
void FLEXIO_UART_Rx_HAL_ReceiveDataPolling(flexio_uart_rx_dev_t *devPtr, uint32_t *rxBufPtr, uint32_t rxLen);
/*!
* @brief Switch on/off the rx DMA support.
*
* @param devPtr Pointer to the device.
* @param enable Switcher to the event.
*/
void FLEXIO_UART_Rx_HAL_SetRxDmaCmd(flexio_uart_rx_dev_t *devPtr, bool enable);
/*!
* @brief Get the rx buffer's address for DMA use.
*
* @param devPtr Pointer to the device.
* @return rx buffer's address.
*/
uint32_t FLEXIO_UART_Rx_HAL_GetRxBufferAddr(flexio_uart_rx_dev_t *devPtr);
#if defined(__cplusplus)
}
#endif
/*! @} */
#endif
#endif /* __FSL_FLEXIO_UART_HAL_H__ */
/*******************************************************************************
* EOF
******************************************************************************/
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