diff options
author | Dominik Sliwa <dominik.sliwa@toradex.com> | 2016-06-27 13:46:01 +0200 |
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committer | Dominik Sliwa <dominik.sliwa@toradex.com> | 2017-01-25 16:39:29 +0100 |
commit | 8d59942da073513104a2c89ed0c9514198187dbe (patch) | |
tree | 3c8e786b1774f828da3ba788daeb37f560673cff /utilities/fsl_debug_console.h |
apalis_tk1_k20: Initial commit
Diffstat (limited to 'utilities/fsl_debug_console.h')
-rw-r--r-- | utilities/fsl_debug_console.h | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/utilities/fsl_debug_console.h b/utilities/fsl_debug_console.h new file mode 100644 index 0000000..3ef50cf --- /dev/null +++ b/utilities/fsl_debug_console.h @@ -0,0 +1,193 @@ +/* + * Copyright (c) 2013 - 2015, 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. + * + * 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 + +#if defined(SDK_DEBUGCONSOLE) && !(SDK_DEBUGCONSOLE) +#include <stdio.h> +#endif + +/*! @brief Definition to printf float number. */ +#ifndef PRINTF_FLOAT_ENABLE +#define PRINTF_FLOAT_ENABLE 0U +#endif /* PRINTF_FLOAT_ENABLE */ + +/*! @brief Definition to scanf float number. */ +#ifndef SCANF_FLOAT_ENABLE +#define SCANF_FLOAT_ENABLE 0U +#endif /* SCANF_FLOAT_ENABLE */ + +/*! @brief Definition to support advanced format specifier for printf. */ +#ifndef PRINTF_ADVANCED_ENABLE +#define PRINTF_ADVANCED_ENABLE 0U +#endif /* PRINTF_ADVANCED_ENABLE */ + +/*! @brief Definition to support advanced format specifier for scanf. */ +#ifndef SCANF_ADVANCED_ENABLE +#define SCANF_ADVANCED_ENABLE 0U +#endif /* SCANF_ADVANCED_ENABLE */ + +#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 Initialize the 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, base address at the specified baud rate. + * After this function has returned, stdout and stdin will be connected to the selected peripheral. + * + * @param baseAddr Which address of peripheral is 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, could be one of: + * @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 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-initialize 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 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 Writes 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); + +#endif /* SDK_DEBUGCONSOLE */ + +/*! @} */ + +#if defined(__cplusplus) +} +#endif /* __cplusplus */ + +/*! @} */ + +#endif /* _FSL_DEBUGCONSOLE_H_ */ |