208 lines
7.4 KiB
C
208 lines
7.4 KiB
C
/*
|
|
* The Clear BSD License
|
|
* Copyright (c) 2013 - 2015, Freescale Semiconductor, Inc.
|
|
* Copyright 2016-2017 NXP
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted (subject to the limitations in the disclaimer below) 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 the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived from this
|
|
* software without specific prior written permission.
|
|
*
|
|
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
|
|
* 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.
|
|
*
|
|
* Debug console shall provide input and output functions to scan and print formatted data.
|
|
* o Support a format specifier for PRINTF follows this prototype "%[flags][width][.precision][length]specifier"
|
|
* - [flags] :'-', '+', '#', ' ', '0'
|
|
* - [width]: number (0,1...)
|
|
* - [.precision]: number (0,1...)
|
|
* - [length]: do not support
|
|
* - [specifier]: 'd', 'i', 'f', 'F', 'x', 'X', 'o', 'p', 'u', 'c', 's', 'n'
|
|
* o Support a format specifier for SCANF follows this prototype " %[*][width][length]specifier"
|
|
* - [*]: is supported.
|
|
* - [width]: number (0,1...)
|
|
* - [length]: 'h', 'hh', 'l','ll','L'. ignore ('j','z','t')
|
|
* - [specifier]: 'd', 'i', 'u', 'f', 'F', 'e', 'E', 'g', 'G', 'a', 'A', 'o', 'c', 's'
|
|
*/
|
|
|
|
#ifndef _FSL_DEBUGCONSOLE_H_
|
|
#define _FSL_DEBUGCONSOLE_H_
|
|
|
|
#include "fsl_common.h"
|
|
/*!
|
|
* @addtogroup debugconsole
|
|
* @{
|
|
*/
|
|
|
|
/*******************************************************************************
|
|
* Definitions
|
|
******************************************************************************/
|
|
|
|
/*! @brief Definition to select sdk or toolchain printf, scanf. */
|
|
#ifndef SDK_DEBUGCONSOLE
|
|
#define SDK_DEBUGCONSOLE 1U
|
|
#endif
|
|
|
|
/*! @brief Definition to select redirect toolchain printf, scanf to uart or not. */
|
|
#ifndef SDK_DEBUGCONSOLE_UART
|
|
/* mcux will handle this macro, not define it here */
|
|
#if (!defined(__MCUXPRESSO))
|
|
#define SDK_DEBUGCONSOLE_UART
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(SDK_DEBUGCONSOLE) && !(SDK_DEBUGCONSOLE)
|
|
#include <stdio.h>
|
|
#endif
|
|
|
|
#if SDK_DEBUGCONSOLE /* Select printf, scanf, putchar, getchar of SDK version. */
|
|
#define PRINTF DbgConsole_Printf
|
|
#define SCANF DbgConsole_Scanf
|
|
#define PUTCHAR DbgConsole_Putchar
|
|
#define GETCHAR DbgConsole_Getchar
|
|
#else /* Select printf, scanf, putchar, getchar of toolchain. */
|
|
#define PRINTF printf
|
|
#define SCANF scanf
|
|
#define PUTCHAR putchar
|
|
#define GETCHAR getchar
|
|
#endif /* SDK_DEBUGCONSOLE */
|
|
|
|
/*******************************************************************************
|
|
* Prototypes
|
|
******************************************************************************/
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
/*! @name Initialization*/
|
|
/* @{ */
|
|
|
|
/*!
|
|
* @brief Initializes the peripheral used for debug messages.
|
|
*
|
|
* Call this function to enable debug log messages to be output via the specified peripheral,
|
|
* frequency of peripheral source clock, and base address at the specified baud rate.
|
|
* After this function has returned, stdout and stdin are connected to the selected peripheral.
|
|
*
|
|
* @param baseAddr Indicates the address of the peripheral used to send debug messages.
|
|
* @param baudRate The desired baud rate in bits per second.
|
|
* @param device Low level device type for the debug console, can be one of the following.
|
|
* @arg DEBUG_CONSOLE_DEVICE_TYPE_UART,
|
|
* @arg DEBUG_CONSOLE_DEVICE_TYPE_LPUART,
|
|
* @arg DEBUG_CONSOLE_DEVICE_TYPE_LPSCI,
|
|
* @arg DEBUG_CONSOLE_DEVICE_TYPE_USBCDC.
|
|
* @param clkSrcFreq Frequency of peripheral source clock.
|
|
*
|
|
* @return Indicates whether initialization was successful or not.
|
|
* @retval kStatus_Success Execution successfully
|
|
* @retval kStatus_Fail Execution failure
|
|
* @retval kStatus_InvalidArgument Invalid argument existed
|
|
*/
|
|
status_t DbgConsole_Init(uint32_t baseAddr, uint32_t baudRate, uint8_t device, uint32_t clkSrcFreq);
|
|
|
|
/*!
|
|
* @brief De-initializes the peripheral used for debug messages.
|
|
*
|
|
* Call this function to disable debug log messages to be output via the specified peripheral
|
|
* base address and at the specified baud rate.
|
|
*
|
|
* @return Indicates whether de-initialization was successful or not.
|
|
*/
|
|
status_t DbgConsole_Deinit(void);
|
|
|
|
#if SDK_DEBUGCONSOLE
|
|
/*!
|
|
* @brief Writes formatted output to the standard output stream.
|
|
*
|
|
* Call this function to write a formatted output to the standard output stream.
|
|
*
|
|
* @param fmt_s Format control string.
|
|
* @return Returns the number of characters printed or a negative value if an error occurs.
|
|
*/
|
|
int DbgConsole_Printf(const char *fmt_s, ...);
|
|
|
|
/*!
|
|
* @brief Writes a character to stdout.
|
|
*
|
|
* Call this function to write a character to stdout.
|
|
*
|
|
* @param ch Character to be written.
|
|
* @return Returns the character written.
|
|
*/
|
|
int DbgConsole_Putchar(int ch);
|
|
|
|
/*!
|
|
* @brief Reads formatted data from the standard input stream.
|
|
*
|
|
* Call this function to read formatted data from the standard input stream.
|
|
*
|
|
* @param fmt_ptr Format control string.
|
|
* @return Returns the number of fields successfully converted and assigned.
|
|
*/
|
|
int DbgConsole_Scanf(char *fmt_ptr, ...);
|
|
|
|
/*!
|
|
* @brief Reads a character from standard input.
|
|
*
|
|
* Call this function to read a character from standard input.
|
|
*
|
|
* @return Returns the character read.
|
|
*/
|
|
int DbgConsole_Getchar(void);
|
|
|
|
/*!
|
|
* @brief Debug console flush log.
|
|
*
|
|
* Call this function to wait the buffer empty and io idle before.
|
|
* If interrupt transfer is using, make sure the global IRQ is enable before call this function
|
|
* This function should be called when
|
|
* 1, before enter power down mode
|
|
* 2, log is required to print to terminal immediately
|
|
* @return Indicates whether wait idle was successful or not.
|
|
*/
|
|
status_t DbgConsole_Flush(void);
|
|
|
|
#ifdef DEBUG_CONSOLE_TRANSFER_NON_BLOCKING
|
|
/*!
|
|
* @brief Debug console try to get char
|
|
* This function provide a api which will not block current task, if character is
|
|
* avaliable return it , otherwise return fail.
|
|
* @param ch the address of char to receive
|
|
* @return Indicates get char was successful or not.
|
|
*/
|
|
status_t DbgConsole_TryGetchar(char *ch);
|
|
#endif
|
|
|
|
#endif /* SDK_DEBUGCONSOLE */
|
|
|
|
/*! @} */
|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
/*! @} */
|
|
|
|
#endif /* _FSL_DEBUGCONSOLE_H_ */
|