add files from nrf52832 bootloader project

nRF5_SDK_11.0.0_89a8197/components/libraries/trace/app_trace.c

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+/* 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.
+ *
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <stdarg.h>
+
+
+#ifdef ENABLE_DEBUG_LOG_SUPPORT
+#include "app_trace.h"
+#include "nrf_log.h"
+
+void app_trace_init(void)
+{
+    (void)NRF_LOG_INIT();
+}
+
+void app_trace_dump(uint8_t * p_buffer, uint32_t len)
+{
+    app_trace_log("\r\n");
+    for (uint32_t index = 0; index <  len; index++)
+    {
+        app_trace_log("0x%02X ", p_buffer[index]);
+    }
+    app_trace_log("\r\n");
+}
+
+#endif // ENABLE_DEBUG_LOG_SUPPORT
+
+/**
+ *@}
+ **/
+

nRF5_SDK_11.0.0_89a8197/components/libraries/trace/app_trace.h

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+#ifndef __DEBUG_H_
+#define __DEBUG_H_
+
+#include <stdint.h>
+#include <stdio.h>
+
+/**
+ * @defgroup app_trace Debug Logger
+ * @ingroup app_common
+ * @{
+ * @brief Enables debug logs/ trace over UART.
+ * @details Enables debug logs/ trace over UART. Tracing is enabled only if 
+ *          ENABLE_DEBUG_LOG_SUPPORT is defined in the project.
+ */
+#ifdef ENABLE_DEBUG_LOG_SUPPORT
+#include "nrf_log.h"
+/**
+ * @brief Module Initialization.
+ *
+ * @details Initializes the module to use UART as trace output.
+ * 
+ * @warning This function will configure UART using default board configuration. 
+ *          Do not call this function if UART is configured from a higher level in the application. 
+ */
+void app_trace_init(void);
+
+/**
+ * @brief Log debug messages.
+ *
+ * @details This API logs messages over UART. The module must be initialized before using this API.
+ *
+ * @note Though this is currently a macro, it should be used used and treated as function.
+ */
+#define app_trace_log NRF_LOG_PRINTF
+
+/**
+ * @brief Dump auxiliary byte buffer to the debug trace.
+ *
+ * @details This API logs messages over UART. The module must be initialized before using this API.
+ * 
+ * @param[in] p_buffer  Buffer to be dumped on the debug trace.
+ * @param[in] len       Size of the buffer.
+ */
+void app_trace_dump(uint8_t * p_buffer, uint32_t len);
+
+#else // ENABLE_DEBUG_LOG_SUPPORT
+
+#define app_trace_init(...)
+#define app_trace_log(...)
+#define app_trace_dump(...)
+
+#endif // ENABLE_DEBUG_LOG_SUPPORT
+
+/** @} */
+
+#endif //__DEBUG_H_