Diff: nRF51_SDK_11/components/libraries/util/app_error.c

Revision:

0:2b9b5764efb5

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/nRF51_SDK_11/components/libraries/util/app_error.c	Thu May 26 10:12:27 2016 +0000
@@ -0,0 +1,125 @@
+/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
+ *
+ * The information contained herein is property of Nordic Semiconductor ASA.
+ * Terms and conditions of usage are described in detail in NORDIC
+ * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
+ *
+ * Licensees are granted free, non-transferable use of the information. NO
+ * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
+ * the file.
+ *
+ */
+
+/** @file
+ *
+ * @defgroup app_error Common application error handler
+ * @{
+ * @ingroup app_common
+ *
+ * @brief Common application error handler.
+ */
+
+#include "nrf.h"
+#include <stdio.h>
+#include "app_error.h"
+#include "nordic_common.h"
+#include "sdk_errors.h"
+#include "nrf_log.h"
+
+#ifdef DEBUG
+#include "bsp.h"
+#endif
+
+
+
+/**@brief Function for error handling, which is called when an error has occurred.
+ *
+ * @warning This handler is an example only and does not fit a final product. You need to analyze
+ *          how your product is supposed to react in case of error.
+ *
+ * @param[in] error_code  Error code supplied to the handler.
+ * @param[in] line_num    Line number where the handler is called.
+ * @param[in] p_file_name Pointer to the file name.
+ */
+
+/*lint -save -e14 */
+void app_error_handler(ret_code_t error_code, uint32_t line_num, const uint8_t * p_file_name)
+{
+    error_info_t error_info =
+    {
+        .line_num    = line_num,
+        .p_file_name = p_file_name,
+        .err_code    = error_code,
+    };
+    app_error_fault_handler(NRF_FAULT_ID_SDK_ERROR, 0, (uint32_t)(&error_info));
+
+    UNUSED_VARIABLE(error_info);
+}
+
+/*lint -save -e14 */
+void app_error_handler_bare(ret_code_t error_code)
+{
+    error_info_t error_info =
+    {
+        .line_num    = 0,
+        .p_file_name = NULL,
+        .err_code    = error_code,
+    };
+    app_error_fault_handler(NRF_FAULT_ID_SDK_ERROR, 0, (uint32_t)(&error_info));
+
+    UNUSED_VARIABLE(error_info);
+}
+
+
+void app_error_save_and_stop(uint32_t id, uint32_t pc, uint32_t info)
+{
+    /* static error variables - in order to prevent removal by optimizers */
+    static volatile struct
+    {
+        uint32_t        fault_id;
+        uint32_t        pc;
+        uint32_t        error_info;
+        assert_info_t * p_assert_info;
+        error_info_t  * p_error_info;
+        ret_code_t      err_code;
+        uint32_t        line_num;
+        const uint8_t * p_file_name;
+    } m_error_data = {0};
+
+    // The following variable helps Keil keep the call stack visible, in addition, it can be set to
+    // 0 in the debugger to continue executing code after the error check.
+    volatile bool loop = true;
+    UNUSED_VARIABLE(loop);
+
+    m_error_data.fault_id   = id;
+    m_error_data.pc         = pc;
+    m_error_data.error_info = info;
+
+    switch (id)
+    {
+        case NRF_FAULT_ID_SDK_ASSERT:
+            m_error_data.p_assert_info = (assert_info_t *)info;
+            m_error_data.line_num      = m_error_data.p_assert_info->line_num;
+            m_error_data.p_file_name   = m_error_data.p_assert_info->p_file_name;
+            break;
+
+        case NRF_FAULT_ID_SDK_ERROR:
+            m_error_data.p_error_info = (error_info_t *)info;
+            m_error_data.err_code     = m_error_data.p_error_info->err_code;
+            m_error_data.line_num     = m_error_data.p_error_info->line_num;
+            m_error_data.p_file_name  = m_error_data.p_error_info->p_file_name;
+            break;
+    }
+
+    UNUSED_VARIABLE(m_error_data);
+
+    // If printing is disrupted, remove the irq calls, or set the loop variable to 0 in the debugger.
+    __disable_irq();
+
+    while(loop);
+
+    __enable_irq();
+}
+
+/*lint -restore */
+