[修改] 增加freeRTOS

1. 版本FreeRTOSv202212.01，命名为kernel；

kernel/FreeRTOS/Demo/WizNET_DEMO_TERN_186/main.c

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+/*
+ * FreeRTOS V202212.01
+ * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * https://www.FreeRTOS.org
+ * https://github.com/FreeRTOS
+ *
+ */
+
+/*
+ * Creates all the demo application tasks then starts the scheduler.  In
+ * addition to the standard demo application tasks main() creates the
+ * HTTPServer task, and a "Check" task.  The Check task periodically inspects
+ * all the other tasks in the system to see if any errors have been reported.
+ * The error status is then displayed on the served WEB page.
+ */
+
+/* Tern includes. */
+#include <ae.h>
+#include <embedded.h>
+
+/* FreeRTOS.org includes. */
+#include <FreeRTOS.h>
+#include <task.h>
+
+/* Demo application includes. */
+#include "HTTPTask.h"
+#include "integer.h"
+#include "PollQ.h"
+#include "semtest.h"
+#include "dynamic.h"
+#include "BlockQ.h"
+#include "death.h"
+#include "serial.h"
+#include "comtest.h"
+
+/* How often should the "check" task execute? */
+#define mainCHECK_DELAY		( 3000 / portTICK_PERIOD_MS )
+
+/* Priorities allocated to the various tasks. */
+#define mainQUEUE_POLL_PRIORITY		( tskIDLE_PRIORITY + 2 )
+#define mainCHECK_TASK_PRIORITY		( tskIDLE_PRIORITY + 4 )
+#define mainSEM_TEST_PRIORITY		( tskIDLE_PRIORITY + 1 )
+#define mainBLOCK_Q_PRIORITY		( tskIDLE_PRIORITY + 2 )
+#define mainHTTP_TASK_PRIORITY		( tskIDLE_PRIORITY + 3 )
+#define mainSUICIDE_TASKS_PRIORITY  ( tskIDLE_PRIORITY + 1 )
+#define mainCOM_TEST_PRIORITY		( tskIDLE_PRIORITY + 2 )
+
+/* Used to indicate the error status.  A value of 0 means that an error has not
+been detected in any task.  A non zero value indicates which group of demo
+tasks has reported an error.  See prvCheckTask() for bit definitions. */
+unsigned short usCheckStatus = 0;
+
+/*-----------------------------------------------------------*/
+
+/*
+ * Setup any hardware required by the demo - other than the RTOS tick which
+ * is configured when the scheduler is started.
+ */
+static void prvSetupHardware( void );
+
+/*
+ * Periodically inspect all the other tasks, updating usCheckStatus should an
+ * error be discovered in any task.
+ */
+static void prvCheckTask( void *pvParameters );
+/*-----------------------------------------------------------*/
+
+void main(void)
+{
+	prvSetupHardware();
+
+    /* Start the HTTP server task. */
+	xTaskCreate( vHTTPTask, "WizNet", configMINIMAL_STACK_SIZE, NULL, mainHTTP_TASK_PRIORITY, NULL );
+
+	/* Start the demo/test application tasks.  See the demo application
+	section of the FreeRTOS.org WEB site for more information. */
+	vStartIntegerMathTasks( tskIDLE_PRIORITY );
+	vStartPolledQueueTasks( mainQUEUE_POLL_PRIORITY );
+	vStartSemaphoreTasks( mainSEM_TEST_PRIORITY );
+  	vStartDynamicPriorityTasks();
+	vStartBlockingQueueTasks( mainBLOCK_Q_PRIORITY );
+    vStartComTestTasks( mainCOM_TEST_PRIORITY, serCOM2, ser57600 );
+
+	/* Start the task that checks the other demo tasks for errors. */
+    xTaskCreate( prvCheckTask, "Check", configMINIMAL_STACK_SIZE, NULL, mainCHECK_TASK_PRIORITY, NULL );
+
+	/* The suicide tasks must be created last as they monitor the number of
+	tasks in the system to ensure there are no more or fewer than expected
+	compared to the number that were executing when the task started. */
+   	vCreateSuicidalTasks( mainSUICIDE_TASKS_PRIORITY );
+
+	/* Finally start the scheduler. */
+    vTaskStartScheduler();
+
+	/* Should not get here! */
+	for( ;; );
+}
+/*-----------------------------------------------------------*/
+
+static void prvSetupHardware( void )
+{
+	ae_init();
+}
+/*-----------------------------------------------------------*/
+
+static void prvCheckTask( void *pvParameters )
+{
+	( void ) pvParameters;
+
+	/* Check all the demo tasks to ensure that they are all still running, and
+    that none of them have detected	an error. */
+    for( ;; )
+    {
+		/* Block until it is time to check again. */
+    	vTaskDelay( mainCHECK_DELAY );
+
+		if( xAreIntegerMathsTaskStillRunning() != pdTRUE )
+		{
+			usCheckStatus |= 0x01;
+		}
+
+		if( xArePollingQueuesStillRunning() != pdTRUE )
+		{
+			usCheckStatus |= 0x02;
+		}
+
+		if( xAreSemaphoreTasksStillRunning() != pdTRUE )
+		{
+			usCheckStatus |= 0x04;
+		}
+
+		if( xAreDynamicPriorityTasksStillRunning() != pdTRUE )
+		{
+			usCheckStatus |= 0x08;
+		}
+
+		if( xAreBlockingQueuesStillRunning() != pdTRUE )
+		{
+			usCheckStatus |= 0x10;
+		}
+
+        if( xIsCreateTaskStillRunning() != pdTRUE )
+        {
+        	usCheckStatus |= 0x20;
+        }
+
+        if( xAreComTestTasksStillRunning() != pdTRUE )
+        {
+        	usCheckStatus |= 0x40;
+        }
+	}
+}
+/*-----------------------------------------------------------*/
+
+/* This is included to prevent link errors - allowing the 'full' version of
+the comtest tasks to be used.  It can be ignored. */
+void vPrintDisplayMessage( const char * const * ppcMessageToSend )
+{
+	( void ) ppcMessageToSend;
+}
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