141 lines
4.1 KiB
C
141 lines
4.1 KiB
C
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/*
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* The Clear BSD License
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* Copyright 2017 NXP
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* All rights reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted (subject to the limitations in the disclaimer below) provided
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* that the following conditions are met:
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*
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* o Redistributions of source code must retain the above copyright notice, this list
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* of conditions and the following disclaimer.
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*
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* o Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* o Neither the name of Freescale Semiconductor, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef _FSL_IO_H
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#define _FSL_IO_H
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#include "fsl_common.h"
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/*!
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* @addtogroup debugconsole
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* @{
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*/
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/*******************************************************************************
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* Definitions
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******************************************************************************/
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/*! @brief define a notify callback for IO
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* @param size , transfer data size.
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* @param rx, indicate a rx transfer is success.
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* @param tx, indicate a tx transfer is success.
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*/
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typedef void (*notify)(size_t *size, bool rx, bool tx);
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/*! @brief State structure storing io. */
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typedef struct io_State
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{
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void *ioBase; /*!< Base of the IP register. */
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uint8_t ioType; /*!< device type */
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#ifdef DEBUG_CONSOLE_TRANSFER_NON_BLOCKING
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notify callBack; /*!< define the callback function for buffer */
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#endif
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} io_state_t;
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/*******************************************************************************
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* Prototypes
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******************************************************************************/
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#if defined(__cplusplus)
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extern "C" {
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#endif /* __cplusplus */
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/*!
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* @brief io init function.
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*
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* Call this function to init IO.
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*
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* @param io configuration pointer
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* @param baudRate baud rate
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* @param clkSrcFreq clock freq
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* @param ringbuffer used to receive character
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*/
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void IO_Init(io_state_t *io, uint32_t baudRate, uint32_t clkSrcFreq, uint8_t *ringBuffer);
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/*!
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* @brief Deinit IO.
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*
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* Call this function to Deinit IO.
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*
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* @return deinit status
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*/
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status_t IO_Deinit(void);
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/*!
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* @brief io transfer function.
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*
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* Call this function to transfer log.
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* Print log:
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* @code
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* IO_Transfer(ch, size, true);
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* @endcode
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* Scanf log:
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* @code
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* IO_Transfer(ch, size, false);
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* @endcode
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*
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* @param ch transfer buffer pointer
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* @param size transfer size
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* @param tx indicate the transfer is TX or RX
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*/
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status_t IO_Transfer(uint8_t *ch, size_t size, bool tx);
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/*!
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* @brief io wait idle.
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*
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* Call this function to wait the io idle
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*
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* @return Indicates whether wait idle was successful or not.
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*/
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status_t IO_WaitIdle(void);
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#ifdef DEBUG_CONSOLE_TRANSFER_NON_BLOCKING
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/*!
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* @brief io try to receive one character.
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*
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* Call this function try to receive character
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* @param ch the address of char to receive
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* @return Indicates try getchar was successful or not.
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*/
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status_t IO_TryReceiveCharacter(uint8_t *ch);
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#endif
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#if defined(__cplusplus)
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}
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#endif /* __cplusplus */
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/*! @} */
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#endif /* _FSL_IO_H */
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