/*\r
- FreeRTOS V7.4.2 - Copyright (C) 2013 Real Time Engineers Ltd.\r
-\r
- FEATURES AND PORTS ARE ADDED TO FREERTOS ALL THE TIME. PLEASE VISIT\r
- http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
-\r
- ***************************************************************************\r
- * *\r
- * FreeRTOS tutorial books are available in pdf and paperback. *\r
- * Complete, revised, and edited pdf reference manuals are also *\r
- * available. *\r
- * *\r
- * Purchasing FreeRTOS documentation will not only help you, by *\r
- * ensuring you get running as quickly as possible and with an *\r
- * in-depth knowledge of how to use FreeRTOS, it will also help *\r
- * the FreeRTOS project to continue with its mission of providing *\r
- * professional grade, cross platform, de facto standard solutions *\r
- * for microcontrollers - completely free of charge! *\r
- * *\r
- * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *\r
- * *\r
- * Thank you for using FreeRTOS, and thank you for your support! *\r
- * *\r
- ***************************************************************************\r
-\r
-\r
- This file is part of the FreeRTOS distribution.\r
-\r
- FreeRTOS is free software; you can redistribute it and/or modify it under\r
- the terms of the GNU General Public License (version 2) as published by the\r
- Free Software Foundation AND MODIFIED BY the FreeRTOS exception.\r
-\r
- >>>>>>NOTE<<<<<< The modification to the GPL is included to allow you to\r
- distribute a combined work that includes FreeRTOS without being obliged to\r
- provide the source code for proprietary components outside of the FreeRTOS\r
- kernel.\r
-\r
- FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
- FOR A PARTICULAR PURPOSE. See the GNU General Public License for more\r
- details. You should have received a copy of the GNU General Public License\r
- and the FreeRTOS license exception along with FreeRTOS; if not it can be\r
- viewed here: http://www.freertos.org/a00114.html and also obtained by\r
- writing to Real Time Engineers Ltd., contact details for whom are available\r
- on the FreeRTOS WEB site.\r
-\r
- 1 tab == 4 spaces!\r
-\r
- ***************************************************************************\r
- * *\r
- * Having a problem? Start by reading the FAQ "My application does *\r
- * not run, what could be wrong?" *\r
- * *\r
- * http://www.FreeRTOS.org/FAQHelp.html *\r
- * *\r
- ***************************************************************************\r
-\r
-\r
- http://www.FreeRTOS.org - Documentation, books, training, latest versions, \r
- license and Real Time Engineers Ltd. contact details.\r
-\r
- http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
- including FreeRTOS+Trace - an indispensable productivity tool, and our new\r
- fully thread aware and reentrant UDP/IP stack.\r
-\r
- http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High \r
- Integrity Systems, who sell the code with commercial support, \r
- indemnification and middleware, under the OpenRTOS brand.\r
- \r
- http://www.SafeRTOS.com - High Integrity Systems also provide a safety \r
- engineered and independently SIL3 certified version for use in safety and \r
- mission critical applications that require provable dependability.\r
-*/\r
+ * FreeRTOS Kernel V10.2.1\r
+ * Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.\r
+ *\r
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of\r
+ * this software and associated documentation files (the "Software"), to deal in\r
+ * the Software without restriction, including without limitation the rights to\r
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\r
+ * the Software, and to permit persons to whom the Software is furnished to do so,\r
+ * subject to the following conditions:\r
+ *\r
+ * The above copyright notice and this permission notice shall be included in all\r
+ * copies or substantial portions of the Software.\r
+ *\r
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\r
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\r
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
+ *\r
+ * http://www.FreeRTOS.org\r
+ * http://aws.amazon.com/freertos\r
+ *\r
+ * 1 tab == 4 spaces!\r
+ */\r
\r
#include "FreeRTOS.h"\r
#include "task.h"\r
/* \r
* Get current value of DPR and ADB registers \r
*/\r
-portSTACK_TYPE xGet_DPR_ADB_bank( void ); \r
+StackType_t xGet_DPR_ADB_bank( void ); \r
\r
/* \r
* Get current value of DTB and PCB registers \r
*/\r
-portSTACK_TYPE xGet_DTB_PCB_bank( void );\r
+StackType_t xGet_DTB_PCB_bank( void );\r
\r
/*\r
* Sets up the periodic ISR used for the RTOS tick. This uses RLT0, but\r
* We require the address of the pxCurrentTCB variable, but don't want to know\r
* any details of its type. \r
*/\r
-typedef void tskTCB;\r
-extern volatile tskTCB * volatile pxCurrentTCB;\r
+typedef void TCB_t;\r
+extern volatile TCB_t * volatile pxCurrentTCB;\r
\r
/*-----------------------------------------------------------*/\r
\r
* \r
* See the header file portable.h.\r
*/\r
-portSTACK_TYPE *pxPortInitialiseStack( portSTACK_TYPE *pxTopOfStack, pdTASK_CODE pxCode, void *pvParameters )\r
+StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )\r
{\r
/* Place a few bytes of known values on the bottom of the stack. \r
This is just useful for debugging. */\r
bits. */ \r
#if( ( configMEMMODEL == portCOMPACT ) || ( configMEMMODEL == portLARGE ) )\r
{\r
- *pxTopOfStack = ( portSTACK_TYPE ) ( ( unsigned long ) ( pvParameters ) >> 16 );\r
+ *pxTopOfStack = ( StackType_t ) ( ( uint32_t ) ( pvParameters ) >> 16 );\r
pxTopOfStack--; \r
}\r
#endif\r
\r
- *pxTopOfStack = ( portSTACK_TYPE ) ( pvParameters );\r
+ *pxTopOfStack = ( StackType_t ) ( pvParameters );\r
pxTopOfStack--; \r
\r
/* This is redundant push to the stack. This is required in order to introduce \r
the task stack. */\r
#if( ( configMEMMODEL == portMEDIUM ) || ( configMEMMODEL == portLARGE ) )\r
{\r
- *pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( long ) ( pxCode ) >> 16 ) & 0xff ); \r
+ *pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( int32_t ) ( pxCode ) >> 16 ) & 0xff ); \r
pxTopOfStack--; \r
}\r
#endif\r
\r
/* This is redundant push to the stack. This is required in order to introduce \r
an offset so the task correctly accesses the parameter passed on the task stack. */\r
- *pxTopOfStack = ( portSTACK_TYPE ) ( pxCode );\r
+ *pxTopOfStack = ( StackType_t ) ( pxCode );\r
pxTopOfStack--; \r
\r
/* PS - User Mode, ILM=7, RB=0, Interrupts enabled,USP */\r
pxTopOfStack--; \r
\r
/* PC */\r
- *pxTopOfStack = ( portSTACK_TYPE ) ( pxCode ); \r
+ *pxTopOfStack = ( StackType_t ) ( pxCode ); \r
pxTopOfStack--; \r
\r
/* DTB | PCB */\r
along with PC to indicate the start address of the function. */\r
#if( ( configMEMMODEL == portMEDIUM ) || ( configMEMMODEL == portLARGE ) )\r
{\r
- *pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( long ) ( pxCode ) >> 16 ) & 0xff );\r
+ *pxTopOfStack = ( xGet_DTB_PCB_bank() & 0xff00 ) | ( ( ( int32_t ) ( pxCode ) >> 16 ) & 0xff );\r
pxTopOfStack--; \r
}\r
#endif\r
pxTopOfStack--;\r
\r
/* AL */\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x9999; \r
+ *pxTopOfStack = ( StackType_t ) 0x9999; \r
pxTopOfStack--;\r
\r
/* AH */\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0xAAAA; \r
+ *pxTopOfStack = ( StackType_t ) 0xAAAA; \r
pxTopOfStack--;\r
\r
/* Next the general purpose registers. */\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x7777; /* RW7 */\r
+ *pxTopOfStack = ( StackType_t ) 0x7777; /* RW7 */\r
pxTopOfStack--;\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x6666; /* RW6 */\r
+ *pxTopOfStack = ( StackType_t ) 0x6666; /* RW6 */\r
pxTopOfStack--;\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x5555; /* RW5 */\r
+ *pxTopOfStack = ( StackType_t ) 0x5555; /* RW5 */\r
pxTopOfStack--;\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x4444; /* RW4 */\r
+ *pxTopOfStack = ( StackType_t ) 0x4444; /* RW4 */\r
pxTopOfStack--;\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x3333; /* RW3 */\r
+ *pxTopOfStack = ( StackType_t ) 0x3333; /* RW3 */\r
pxTopOfStack--;\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x2222; /* RW2 */\r
+ *pxTopOfStack = ( StackType_t ) 0x2222; /* RW2 */\r
pxTopOfStack--;\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x1111; /* RW1 */\r
+ *pxTopOfStack = ( StackType_t ) 0x1111; /* RW1 */\r
pxTopOfStack--;\r
- *pxTopOfStack = ( portSTACK_TYPE ) 0x8888; /* RW0 */\r
+ *pxTopOfStack = ( StackType_t ) 0x8888; /* RW0 */\r
\r
return pxTopOfStack;\r
}\r
static void prvSetupRLT0Interrupt( void )\r
{\r
/* The peripheral clock divided by 16 is used by the timer. */\r
-const unsigned short usReloadValue = ( unsigned short ) ( ( ( configCLKP1_CLOCK_HZ / configTICK_RATE_HZ ) / 16UL ) - 1UL );\r
+const uint16_t usReloadValue = ( uint16_t ) ( ( ( configCLKP1_CLOCK_HZ / configTICK_RATE_HZ ) / 16UL ) - 1UL );\r
\r
/* set reload value = 34999+1, TICK Interrupt after 10 ms @ 56MHz of CLKP1 */\r
TMRLR0 = usReloadValue; \r
}\r
/*-----------------------------------------------------------*/\r
\r
-portBASE_TYPE xPortStartScheduler( void )\r
+BaseType_t xPortStartScheduler( void )\r
{\r
/* Setup the hardware to generate the tick. */\r
prvSetupRLT0Interrupt();\r
\r
/* Increment the tick count then switch to the highest priority task\r
that is ready to run. */\r
- vTaskIncrementTick();\r
- vTaskSwitchContext();\r
+ if( xTaskIncrementTick() != pdFALSE )\r
+ {\r
+ vTaskSwitchContext();\r
+ }\r
\r
/* Disable interrupts so that portRESTORE_CONTEXT() is not interrupted */\r
__DI();\r
/* Clear RLT0 interrupt flag */\r
TMCSR0_UF = 0; \r
\r
- vTaskIncrementTick();\r
+ xTaskIncrementTick();\r
}\r
\r
#endif\r