Added logger - functional

code/.project

@@ -968,6 +968,11 @@
 			<type>1</type>
 			<location>/home/matthias/esp/esp-idf/components/vfs/vfs_uart.c</location>
 		</link>
+		<link>
+			<name>build/ide/esp_idf_components/vfs/vfs_usb_serial_jtag.c</name>
+			<type>1</type>
+			<location>/home/matthias/esp/esp-idf/components/vfs/vfs_usb_serial_jtag.c</location>
+		</link>
 		<link>
 			<name>build/ide/esp_idf_components/wear_levelling/Partition.cpp</name>
 			<type>1</type>

code/main/CMakeLists.txt

@@ -6,6 +6,7 @@ idf_component_register(
     "main.cpp" 
     "src/gpio.cpp"
     "src/wifi.cpp"
+    "src/logger.cpp"
     INCLUDE_DIRS        # optional, add here public include directories
     "inc"
     PRIV_INCLUDE_DIRS   # optional, add here private include directories

code/main/inc/logger.h

@@ -0,0 +1,182 @@
+// --------------------------------------------------------------------------------------------------------------------
+/// \file  logger.h
+/// \brief File description
+// --------------------------------------------------------------------------------------------------------------------
+//
+// vbchaos software design
+// 
+// --------------------------------------------------------------------------------------------------------------------
+/// $Revision: $
+/// $Author: $
+/// $Date: $
+//  (c) 2023 vbchaos
+// --------------------------------------------------------------------------------------------------------------------
+
+
+#ifndef MAIN_INC_LOGGER_H_
+#define MAIN_INC_LOGGER_H_
+
+/**
+ * Logger implementation
+ * \defgroup Logger
+ * \brief Implementation of a non-blocking logger for debug purpose
+ * \ingroup Platform
+ *
+ * A non-blocking logger that implements its own task with very low (unimportant)
+ * priority
+ * @{
+ */
+
+
+// --------------------------------------------------------------------------------------------------------------------
+// Include files 
+// --------------------------------------------------------------------------------------------------------------------
+
+// CompilerIncludes
+//  All include files that are provided by the compiler directly
+#include <stdbool.h>
+#include <stdint.h>
+
+
+// ProjectIncludes
+// All include files that are provided by the project
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/queue.h"
+#include "freertos/semphr.h"
+
+#include "driver/uart_select.h"
+
+// --------------------------------------------------------------------------------------------------------------------
+// Constant and macro definitions 
+// --------------------------------------------------------------------------------------------------------------------
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_ERROR(...) \
+   Logger_log(__FILE__, __func__, __LINE__, LOGTYPE_ERROR, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_WARNING(...) \
+   Logger_log(__FILE__, __func__, __LINE__, LOGTYPE_WARNING, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_INFO(...) \
+   Logger_log(__FILE__, __func__, __LINE__, LOGTYPE_INFO, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_DEBUG(...) \
+   Logger::Logger_log(__FILE__, __func__, __LINE__, LOGTYPE_DEBUG, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_PRINT(...) \
+   Logger_log("", "", 0, LOGTYPE_PRINT, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_ERROR_ISR(...) \
+   Logger_logISR(__FILE__, __func__, __LINE__, LOGTYPE_ERROR, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_WARNING_ISR(...) \
+   Logger_logISR(__FILE__, __func__, __LINE__, LOGTYPE_WARNING, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_INFO_ISR(...) \
+   Logger_logISR(__FILE__, __func__, __LINE__, LOGTYPE_INFO, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_DEBUG_ISR(a, ...) \
+   Logger_logISR(a, __FILE__, __func__, __LINE__, LOGTYPE_DEBUG, ##__VA_ARGS__)
+
+/**
+ * Logs an error
+ * \memberof Logger
+ */
+#define LOGGER_PRINT_ISR(a, ...) \
+   Logger_logISR(a, "", "", 0, LOGTYPE_PRINT, ##__VA_ARGS__)
+
+// --------------------------------------------------------------------------------------------------------------------
+// Type definitions. 
+// --------------------------------------------------------------------------------------------------------------------
+
+typedef enum
+{
+   LOGTYPE_PRINT,    /**< Raw print                                             */
+   LOGTYPE_DEBUG,    /**< Debug information only; will not be stored on SD-card */
+   LOGTYPE_INFO,     /**< Informational messages of important events            */
+   LOGTYPE_WARNING,  /**< Recoverable fault                                     */
+   LOGTYPE_SUCCESS,  /**< A specific success message                            */
+   LOGTYPE_ERROR     /**< Unrecoverable fault                                   */
+} LogType;
+
+
+struct LogQueueItem
+{
+   char fileName[32];
+   char functionName[32];
+   char context[128];
+   int lineNumber;
+   LogType logType;
+};
+
+// --------------------------------------------------------------------------------------------------------------------
+// Function declarations 
+// --------------------------------------------------------------------------------------------------------------------
+
+
+class Logger
+{
+   public:
+      static uart_port_t uartPort;
+      static int queuesize;
+      static QueueHandle_t logQueue;
+
+      Logger(int queuesize, uart_port_t uartPort);
+
+      static void Logger_log(const char* fileName, const char* functionName, int lineNumber, LogType logType, const char* format, ...);
+
+      static void Logger_logISR(struct Logger* self, const char* fileName, const char* functionName, int lineNumber, LogType logType, const char* context);
+
+   private:
+      static TaskHandle_t logTaskHandle;
+
+      static void loggerTask(void* parameters);
+
+      static void composeLogQueueItem(struct LogQueueItem* logQueueItem, const char* fileName, const char* functionName,
+          int lineNumber, LogType logType, const char* context);
+};
+
+
+
+
+
+
+/** @} */
+
+#endif /* MAIN_INC_LOGGER_H_ */

code/main/main.cpp

@@ -10,23 +10,23 @@
 
 #include "driver/gpio.h"
 #include "inc/gpio.h"
+#include "driver/uart_select.h"
 #include "inc/wifi.h"
 
+#include "inc/logger.h"
+
+static const uart_port_t uartPort = UART_NUM_0;
 static TaskHandle_t devTaskHandle = NULL;
 static void devTask(void* parameters);
 static GPIO gpio0(4, GPIO_DIRECTION_OUTPUT);
 static GPIO gpio1(18, GPIO_DIRECTION_OUTPUT);
 static time_t currentTime;
-//
+
-//static void wifi_init(void);
-static void event_handler(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data);
-void wifi_init_sta(void);
 
 extern "C" void app_main(void)
 {
    esp_log_level_set("*", ESP_LOG_WARN);
 
-
    esp_err_t ret = nvs_flash_init();
 
    if(ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND)
@@ -35,6 +35,30 @@ extern "C" void app_main(void)
       ret = nvs_flash_init();
    }
 
+   //--------------------------------------------
+   // UART
+   //
+   const uart_config_t uartConfig =
+   {
+      .baud_rate = 115200,
+      .data_bits = UART_DATA_8_BITS,
+      .parity = UART_PARITY_DISABLE,
+      .stop_bits = UART_STOP_BITS_1,
+      .flow_ctrl = UART_HW_FLOWCTRL_DISABLE,
+      .rx_flow_ctrl_thresh = 0,
+      .source_clk = UART_SCLK_DEFAULT
+   };
+   ESP_ERROR_CHECK(uart_param_config(uartPort, &uartConfig));
+   ESP_ERROR_CHECK(uart_set_pin(uartPort, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE));
+   ESP_ERROR_CHECK(uart_driver_install(uartPort, 1024, 1024, 0, NULL, 0));
+
+   uart_write_bytes(uartPort, "helloWorld", sizeof("helloworld"));
+
+   Logger logger(10, uartPort);
+   logger.Logger_log(__FILE__, __func__, __LINE__, LOGTYPE_DEBUG, "Hello World from the Logger himself");
+
+   LOGGER_DEBUG("YEAHAAA");
+
    // Create the development task
    if(xTaskCreate(devTask, "DevTask", 2048, NULL, 3, &devTaskHandle) != pdPASS)
    {

code/main/src/logger.cpp

@@ -0,0 +1,249 @@
+// --------------------------------------------------------------------------------------------------------------------
+/// \file  logger.cpp
+/// \brief Description
+// --------------------------------------------------------------------------------------------------------------------
+// 
+// vbchaos software design
+//
+// --------------------------------------------------------------------------------------------------------------------
+/// $Revision: $
+/// $Author: $
+/// $Date: $
+//  (c) 2023 vbchaos
+// --------------------------------------------------------------------------------------------------------------------
+
+
+
+// --------------------------------------------------------------------------------------------------------------------
+// Include files
+// --------------------------------------------------------------------------------------------------------------------
+
+#include <string.h>
+#include <stdarg.h>
+
+#include "logger.h"
+
+// --------------------------------------------------------------------------------------------------------------------
+// Constant and macro definitions
+// --------------------------------------------------------------------------------------------------------------------
+
+#define ENABLE_SERIAL_LOGGING
+//#undef ENABLE_SERIAL_LOGGING
+
+
+// --------------------------------------------------------------------------------------------------------------------
+// Type definitions
+// --------------------------------------------------------------------------------------------------------------------
+
+
+
+// --------------------------------------------------------------------------------------------------------------------
+// File-scope variables
+// --------------------------------------------------------------------------------------------------------------------
+
+
+
+// --------------------------------------------------------------------------------------------------------------------
+// Function declarations
+// --------------------------------------------------------------------------------------------------------------------
+
+
+
+// --------------------------------------------------------------------------------------------------------------------
+// Function definitions
+// --------------------------------------------------------------------------------------------------------------------
+
+TaskHandle_t Logger::logTaskHandle = NULL;
+uart_port_t Logger::uartPort = 0;
+QueueHandle_t Logger::logQueue = NULL;
+int Logger::queuesize = 0;
+
+Logger::Logger(int queuesize, uart_port_t uartPort)
+{
+   Logger::uartPort = uartPort;
+   Logger::queuesize = queuesize;
+   logQueue = xQueueCreate(queuesize, sizeof(struct LogQueueItem));
+
+   xTaskCreate(loggerTask, (const char*)"loggerTask", 3072, NULL, 3, &logTaskHandle);
+
+}
+
+void Logger::Logger_log(const char* fileName, const char* functionName, int lineNumber, LogType logType, const char* format, ...)
+{
+#if defined(ENABLE_SERIAL_LOGGING)
+   static int nrLostMessages = 0;
+   static bool overflowRecovery = false;
+   int nrOfMessages;
+   struct LogQueueItem logQueueItem;
+   va_list ap;
+
+   nrOfMessages = uxQueueMessagesWaiting(Logger::logQueue);
+
+   if((nrOfMessages == queuesize - 1) && !overflowRecovery)
+   {
+      // Queue almost full, only one entry left. Log a warning instead
+      composeLogQueueItem(&logQueueItem, __FILE__, __func__, __LINE__, LOGTYPE_WARNING, "Log queue overflow");
+      (void)xQueueSend(logQueue, &logQueueItem, 0);
+
+      overflowRecovery = true;
+      nrLostMessages = 1;
+   }
+   else if((nrOfMessages == 0) && overflowRecovery)
+   {
+      // Queue empty again after an overflow
+      char str[128];
+      snprintf(str, sizeof(str) / sizeof(str[0]), "%d messages lost", nrLostMessages);
+      composeLogQueueItem(&logQueueItem, __FILE__, __func__, __LINE__, LOGTYPE_WARNING, str);
+      (void)xQueueSend(logQueue, &logQueueItem, 0);
+
+      overflowRecovery = false;
+   }
+   else if(!overflowRecovery)
+   {
+      // Normal behaviour, queue not full
+      char str[128];
+      va_start(ap, format);
+      vsnprintf(str, sizeof(str) / sizeof(str[0]), format, ap);
+      va_end(ap);
+
+      composeLogQueueItem(&logQueueItem, fileName, functionName, lineNumber, logType, str);
+      (void)xQueueSend(logQueue, &logQueueItem, 0);
+   }
+   else
+   {
+      // Count number of lost messages
+      ++nrLostMessages;
+   }
+#endif
+}
+
+void Logger_logISR(struct Logger* self, const char* fileName, const char* functionName, int lineNumber, LogType logType, const char* context)
+{
+#if defined(ENABLE_LOGGING)
+   if (self->initialized)
+   {
+      struct LogQueueItem logQueueItem;
+      portBASE_TYPE higherPriorityTaskWoken = pdFALSE;
+
+      composeLogQueueItem(&logQueueItem, fileName, functionName, lineNumber, logType, context);
+
+      if(xQueueSendFromISR(self->logQueue, &logQueueItem, &higherPriorityTaskWoken) != pdTRUE)
+      {
+         // Queue failed
+      }
+
+      portEND_SWITCHING_ISR(higherPriorityTaskWoken);
+   }
+#endif
+}
+
+
+#if defined(ENABLE_SERIAL_LOGGING)
+void Logger::composeLogQueueItem(struct LogQueueItem* logQueueItem, const char* fileName, const char* functionName,
+   int lineNumber, LogType logType, const char* context)
+{
+   const size_t fileNameSize = sizeof(logQueueItem->fileName) / sizeof(logQueueItem->fileName[0]);
+   const size_t functionNameSize = sizeof(logQueueItem->functionName) / sizeof(logQueueItem->functionName[0]);
+   const size_t contextSize = sizeof(logQueueItem->context) / sizeof(logQueueItem->context[0]);
+
+   logQueueItem->logType = logType;
+   strncpy(&(logQueueItem->context[0]), context, contextSize);
+   logQueueItem->context[contextSize - 1] = '\0';
+
+   if(logType != LOGTYPE_PRINT)
+   {
+      int fileNameIndex = 0;
+
+      // If filename starts with "src/", strip this part
+      if((fileName[0] == 's') &&
+         (fileName[1] == 'r') &&
+         (fileName[2] == 'c') &&
+         (fileName[3] == '/'))
+      {
+         fileNameIndex = 4;
+      }
+
+// It is known that the strncpy use can potentially truncate the source string, meaning
+// that the target string size is smaller then the original string
+// This is not a problem in this particular case, so the compiler warning is disabled
+// for this situation
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wstringop-truncation"
+      // All logtypes except LOGTYPE_PRINT need filename, functionname and linenumber.
+      strncpy(&(logQueueItem->fileName[0]), &fileName[fileNameIndex], fileNameSize);
+      strncpy(&(logQueueItem->functionName[0]), functionName, functionNameSize);
+#pragma GCC diagnostic pop
+      logQueueItem->lineNumber = lineNumber;
+
+      // Fix terminating null byte in strncpy in case string to be copied is too long
+      logQueueItem->fileName[fileNameSize - 1] = '\0';
+      logQueueItem->functionName[functionNameSize - 1] = '\0';
+   }
+}
+#endif
+
+void Logger::loggerTask(void* parameters)
+{
+   while(true)
+   {
+      struct LogQueueItem logQueueItem;
+
+      xQueueReceive(logQueue, &logQueueItem, portMAX_DELAY);
+
+      if(logQueueItem.logType == LOGTYPE_PRINT)
+      {
+         // Raw print
+         #if defined(ENABLE_SERIAL_LOGGING)
+            uart_write_bytes(uartPort, logQueueItem.context, strlen(logQueueItem.context));
+         #endif
+
+      }
+      else
+      {
+         #if defined(ENABLE_SERIAL_LOGGING)
+            char str[256];
+            char* vt100Prefix = "";
+            const char* vt100Postfix = "\033[0m";
+         #endif
+
+         #if defined(ENABLE_SERIAL_LOGGING)
+            if(logQueueItem.logType == LOGTYPE_INFO)
+            {
+               vt100Prefix = "\033[33m";
+            }
+            else if(logQueueItem.logType == LOGTYPE_WARNING)
+            {
+               vt100Prefix = "\033[35m";
+            }
+            else if(logQueueItem.logType == LOGTYPE_ERROR)
+            {
+               vt100Prefix = "\033[31m";
+            }
+         #endif
+
+         unsigned int seconds = 0;
+
+         #if defined(ENABLE_SERIAL_LOGGING)
+            // Formatted print
+            snprintf(str, sizeof(str) / sizeof(str[0]), "%s[%s] %09d %s, %s, %d: %s%s\n\r",
+               vt100Prefix,
+               (logQueueItem.logType == LOGTYPE_DEBUG) ? "DBG" :
+               (logQueueItem.logType == LOGTYPE_INFO) ? "INF" :
+               (logQueueItem.logType == LOGTYPE_WARNING) ? "WRN" : "ERR",
+               seconds,
+               logQueueItem.fileName,
+               logQueueItem.functionName,
+               logQueueItem.lineNumber,
+               logQueueItem.context,
+               vt100Postfix);
+         #endif
+
+         #if defined(ENABLE_SERIAL_LOGGING)
+            uart_write_bytes(uartPort, str, strlen(str));
+         #endif
+
+      }
+   }
+
+   vTaskDelete(NULL);
+}

code/sdkconfig

@@ -760,15 +760,13 @@ CONFIG_ESP_MAIN_TASK_AFFINITY_CPU0=y
 # CONFIG_ESP_MAIN_TASK_AFFINITY_NO_AFFINITY is not set
 CONFIG_ESP_MAIN_TASK_AFFINITY=0x0
 CONFIG_ESP_MINIMAL_SHARED_STACK_SIZE=2048
-CONFIG_ESP_CONSOLE_UART_DEFAULT=y
+# CONFIG_ESP_CONSOLE_UART_DEFAULT is not set
 # CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG is not set
 # CONFIG_ESP_CONSOLE_UART_CUSTOM is not set
-# CONFIG_ESP_CONSOLE_NONE is not set
+CONFIG_ESP_CONSOLE_NONE=y
 CONFIG_ESP_CONSOLE_SECONDARY_NONE=y
 # CONFIG_ESP_CONSOLE_SECONDARY_USB_SERIAL_JTAG is not set
-CONFIG_ESP_CONSOLE_UART=y
 CONFIG_ESP_CONSOLE_UART_NUM=0
-CONFIG_ESP_CONSOLE_UART_BAUDRATE=115200
 CONFIG_ESP_INT_WDT=y
 CONFIG_ESP_INT_WDT_TIMEOUT_MS=300
 CONFIG_ESP_TASK_WDT_EN=y
@@ -1536,13 +1534,11 @@ CONFIG_ESP32C3_MEMPROT_FEATURE_LOCK=y
 CONFIG_SYSTEM_EVENT_QUEUE_SIZE=32
 CONFIG_SYSTEM_EVENT_TASK_STACK_SIZE=2304
 CONFIG_MAIN_TASK_STACK_SIZE=3584
-CONFIG_CONSOLE_UART_DEFAULT=y
+# CONFIG_CONSOLE_UART_DEFAULT is not set
 # CONFIG_CONSOLE_UART_CUSTOM is not set
-# CONFIG_CONSOLE_UART_NONE is not set
+CONFIG_CONSOLE_UART_NONE=y
-# CONFIG_ESP_CONSOLE_UART_NONE is not set
+CONFIG_ESP_CONSOLE_UART_NONE=y
-CONFIG_CONSOLE_UART=y
 CONFIG_CONSOLE_UART_NUM=0
-CONFIG_CONSOLE_UART_BAUDRATE=115200
 CONFIG_INT_WDT=y
 CONFIG_INT_WDT_TIMEOUT_MS=300
 CONFIG_ESP_TASK_WDT=y

code/sdkconfig.old

@@ -365,8 +365,8 @@ CONFIG_PARTITION_TABLE_MD5=y
 #
 # Example Configuration
 #
-CONFIG_ESP_WIFI_SSID="myssid"
+CONFIG_ESP_WIFI_SSID="vbchaos"
-CONFIG_ESP_WIFI_PASSWORD="mypassword"
+CONFIG_ESP_WIFI_PASSWORD="mijninternet"
 # end of Example Configuration
 
 #
@@ -760,14 +760,16 @@ CONFIG_ESP_MAIN_TASK_AFFINITY_CPU0=y
 # CONFIG_ESP_MAIN_TASK_AFFINITY_NO_AFFINITY is not set
 CONFIG_ESP_MAIN_TASK_AFFINITY=0x0
 CONFIG_ESP_MINIMAL_SHARED_STACK_SIZE=2048
-CONFIG_ESP_CONSOLE_UART_DEFAULT=y
+# CONFIG_ESP_CONSOLE_UART_DEFAULT is not set
 # CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG is not set
-# CONFIG_ESP_CONSOLE_UART_CUSTOM is not set
+CONFIG_ESP_CONSOLE_UART_CUSTOM=y
 # CONFIG_ESP_CONSOLE_NONE is not set
 CONFIG_ESP_CONSOLE_SECONDARY_NONE=y
 # CONFIG_ESP_CONSOLE_SECONDARY_USB_SERIAL_JTAG is not set
 CONFIG_ESP_CONSOLE_UART=y
 CONFIG_ESP_CONSOLE_UART_NUM=0
+CONFIG_ESP_CONSOLE_UART_TX_GPIO=0
+CONFIG_ESP_CONSOLE_UART_RX_GPIO=1
 CONFIG_ESP_CONSOLE_UART_BAUDRATE=115200
 CONFIG_ESP_INT_WDT=y
 CONFIG_ESP_INT_WDT_TIMEOUT_MS=300
@@ -1536,12 +1538,14 @@ CONFIG_ESP32C3_MEMPROT_FEATURE_LOCK=y
 CONFIG_SYSTEM_EVENT_QUEUE_SIZE=32
 CONFIG_SYSTEM_EVENT_TASK_STACK_SIZE=2304
 CONFIG_MAIN_TASK_STACK_SIZE=3584
-CONFIG_CONSOLE_UART_DEFAULT=y
+# CONFIG_CONSOLE_UART_DEFAULT is not set
-# CONFIG_CONSOLE_UART_CUSTOM is not set
+CONFIG_CONSOLE_UART_CUSTOM=y
 # CONFIG_CONSOLE_UART_NONE is not set
 # CONFIG_ESP_CONSOLE_UART_NONE is not set
 CONFIG_CONSOLE_UART=y
 CONFIG_CONSOLE_UART_NUM=0
+CONFIG_CONSOLE_UART_TX_GPIO=0
+CONFIG_CONSOLE_UART_RX_GPIO=1
 CONFIG_CONSOLE_UART_BAUDRATE=115200
 CONFIG_INT_WDT=y
 CONFIG_INT_WDT_TIMEOUT_MS=300