[修改] 增加freeRTOS

1. 版本FreeRTOSv202212.01，命名为kernel；

kernel/FreeRTOS/Demo/ARM7_STR75x_IAR/ParTest/ParTest.c

@@ -0,0 +1,131 @@
+/*
+ * 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
+ *
+ */
+
+/* Library includes. */
+#include "75x_GPIO.h"
+#include "75x_map.h"
+
+/* Scheduler includes. */
+#include "FreeRTOS.h"
+
+/* Demo application includes. */
+#include "partest.h"
+
+/*-----------------------------------------------------------
+ * Simple parallel port IO routines for the LED's
+ *-----------------------------------------------------------*/
+
+#define partstNUM_LEDS	4
+
+typedef struct GPIOMAP
+{
+	GPIO_TypeDef	*pxPort;
+	unsigned long ulPin;
+	unsigned long ulValue;
+} GPIO_MAP;
+
+static GPIO_MAP xLEDMap[ partstNUM_LEDS ] =
+{
+	{ ( GPIO_TypeDef	* )GPIO1_BASE, GPIO_Pin_1, 0UL },
+	{ ( GPIO_TypeDef	* )GPIO0_BASE, GPIO_Pin_16, 0UL },
+	{ ( GPIO_TypeDef	* )GPIO2_BASE, GPIO_Pin_18, 0UL },
+	{ ( GPIO_TypeDef	* )GPIO2_BASE, GPIO_Pin_19, 0UL }
+};
+
+/*-----------------------------------------------------------*/
+
+void vParTestInitialise( void )
+{
+GPIO_InitTypeDef GPIO_InitStructure ;
+
+    /* Configure the bits used to flash LED's on port 1 as output. */
+
+	/* Configure LED3 */
+	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
+	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_16;
+	GPIO_Init(GPIO0,&GPIO_InitStructure);
+
+	/* Configure LED2 */
+	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
+	GPIO_Init(GPIO1, &GPIO_InitStructure);
+
+	/* Configure LED4 and LED5 */
+	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_18 | GPIO_Pin_19;
+	GPIO_Init(GPIO2, &GPIO_InitStructure);
+
+	vParTestSetLED( 0, 0 );
+	vParTestSetLED( 1, 0 );
+	vParTestSetLED( 2, 0 );
+	vParTestSetLED( 3, 0 );
+}
+/*-----------------------------------------------------------*/
+
+void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
+{
+	if( uxLED < partstNUM_LEDS )
+	{
+		portENTER_CRITICAL();
+		{
+			if( xValue )
+			{
+				GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );
+				xLEDMap[ uxLED ].ulValue = 0;
+			}
+			else
+			{
+				GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );
+				xLEDMap[ uxLED ].ulValue = 1;
+			}
+		}
+		portEXIT_CRITICAL();
+	}
+}
+/*-----------------------------------------------------------*/
+
+void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
+{
+	if( uxLED < partstNUM_LEDS )
+	{
+		portENTER_CRITICAL();
+		{
+			if( xLEDMap[ uxLED ].ulValue == 1 )
+			{
+				GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_RESET );
+				xLEDMap[ uxLED ].ulValue = 0;
+			}
+			else
+			{
+				GPIO_WriteBit( xLEDMap[ uxLED ].pxPort, xLEDMap[ uxLED ].ulPin, Bit_SET );
+				xLEDMap[ uxLED ].ulValue = 1;
+			}
+		}
+		portEXIT_CRITICAL();
+	}
+}
+
+
+
+