app_error.c

00001 /* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
00002  *
00003  * The information contained herein is property of Nordic Semiconductor ASA.
00004  * Terms and conditions of usage are described in detail in NORDIC
00005  * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
00006  *
00007  * Licensees are granted free, non-transferable use of the information. NO
00008  * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
00009  * the file.
00010  *
00011  */
00012 
00013 /** @file
00014  *
00015  * @defgroup app_error Common application error handler
00016  * @{
00017  * @ingroup app_common
00018  *
00019  * @brief Common application error handler.
00020  */
00021 
00022 #include "nrf.h"
00023 #include "app_error.h "
00024 #include "compiler_abstraction.h"
00025 #include "nordic_common.h"
00026 #ifdef DEBUG
00027 #include "bsp.h"
00028 
00029 /* global error variables - in order to prevent removal by optimizers */
00030 uint32_t m_error_code;
00031 uint32_t m_line_num;
00032 const uint8_t * m_p_file_name;
00033 #endif
00034 
00035 /**@brief Function for error handling, which is called when an error has occurred.
00036  *
00037  * @warning This handler is an example only and does not fit a final product. You need to analyze
00038  *          how your product is supposed to react in case of error.
00039  *
00040  * @param[in] error_code  Error code supplied to the handler.
00041  * @param[in] line_num    Line number where the handler is called.
00042  * @param[in] p_file_name Pointer to the file name.
00043  *
00044  * Function is implemented as weak so that it can be overwritten by custom application error handler
00045  * when needed.
00046  */
00047 
00048 /*lint -save -e14 */
00049 __WEAK void app_error_handler(uint32_t error_code, uint32_t line_num, const uint8_t * p_file_name)
00050 {
00051     // On assert, the system can only recover with a reset.
00052 #ifndef DEBUG
00053     NVIC_SystemReset();
00054 #else
00055     
00056 #ifdef BSP_DEFINES_ONLY
00057     LEDS_ON(LEDS_MASK);
00058 #else
00059     UNUSED_VARIABLE(bsp_indication_set(BSP_INDICATE_FATAL_ERROR));
00060     // This call can be used for debug purposes during application development.
00061     // @note CAUTION: Activating this code will write the stack to flash on an error.
00062     //                This function should NOT be used in a final product.
00063     //                It is intended STRICTLY for development/debugging purposes.
00064     //                The flash write will happen EVEN if the radio is active, thus interrupting
00065     //                any communication.
00066     //                Use with care. Uncomment the line below to use.
00067     //ble_debug_assert_handler(error_code, line_num, p_file_name);
00068 #endif // BSP_DEFINES_ONLY
00069 
00070     m_error_code = error_code;
00071     m_line_num = line_num;
00072     m_p_file_name = p_file_name;
00073 
00074     UNUSED_VARIABLE(m_error_code);
00075     UNUSED_VARIABLE(m_line_num);
00076     UNUSED_VARIABLE(m_p_file_name);
00077     __disable_irq();
00078     while(1) ;
00079 #endif // DEBUG
00080 }
00081 /*lint -restore */