/*\r
- FreeRTOS V8.0.1 - Copyright (C) 2014 Real Time Engineers Ltd.\r
+ FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd.\r
All rights reserved\r
\r
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
\r
- ***************************************************************************\r
- * *\r
- * FreeRTOS provides completely free yet professionally developed, *\r
- * robust, strictly quality controlled, supported, and cross *\r
- * platform software that has become a de facto standard. *\r
- * *\r
- * Help yourself get started quickly and support the FreeRTOS *\r
- * project by purchasing a FreeRTOS tutorial book, reference *\r
- * manual, or both from: http://www.FreeRTOS.org/Documentation *\r
- * *\r
- * Thank you! *\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
+ Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.\r
\r
+ ***************************************************************************\r
>>! NOTE: The modification to the GPL is included to allow you to !<<\r
>>! distribute a combined work that includes FreeRTOS without being !<<\r
>>! obliged to provide the source code for proprietary components !<<\r
>>! outside of the FreeRTOS kernel. !<<\r
+ ***************************************************************************\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. Full license text is available from the following\r
+ FOR A PARTICULAR PURPOSE. Full license text is available on the following\r
link: http://www.freertos.org/a00114.html\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
+ * FreeRTOS provides completely free yet professionally developed, *\r
+ * robust, strictly quality controlled, supported, and cross *\r
+ * platform software that is more than just the market leader, it *\r
+ * is the industry's de facto standard. *\r
* *\r
- * http://www.FreeRTOS.org/FAQHelp.html *\r
+ * Help yourself get started quickly while simultaneously helping *\r
+ * to support the FreeRTOS project by purchasing a FreeRTOS *\r
+ * tutorial book, reference manual, or both: *\r
+ * http://www.FreeRTOS.org/Documentation *\r
* *\r
***************************************************************************\r
\r
- http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
- license and Real Time Engineers Ltd. contact details.\r
+ http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading\r
+ the FAQ page "My application does not run, what could be wrong?". Have you\r
+ defined configASSERT()?\r
+\r
+ http://www.FreeRTOS.org/support - In return for receiving this top quality\r
+ embedded software for free we request you assist our global community by\r
+ participating in the support forum.\r
+\r
+ http://www.FreeRTOS.org/training - Investing in training allows your team to\r
+ be as productive as possible as early as possible. Now you can receive\r
+ FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers\r
+ Ltd, and the world's leading authority on the world's leading RTOS.\r
\r
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
including FreeRTOS+Trace - an indispensable productivity tool, a DOS\r
compatible FAT file system, and our tiny thread aware UDP/IP stack.\r
\r
- http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
- Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS\r
- licenses offer ticketed support, indemnification and middleware.\r
+ http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.\r
+ Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.\r
+\r
+ http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High\r
+ Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS\r
+ licenses offer ticketed support, indemnification and commercial middleware.\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
*\r
* HeapRegion_t xHeapRegions[] =\r
* {\r
- * { 0x80000000UL, 0x10000 }, << Defines a block of 0x10000 bytes starting at address 0x80000000\r
- * { 0x90000000UL, 0xa0000 }, << Defines a block of 0xa0000 bytes starting at address of 0x90000000\r
+ * { ( uint8_t * ) 0x80000000UL, 0x10000 }, << Defines a block of 0x10000 bytes starting at address 0x80000000\r
+ * { ( uint8_t * ) 0x90000000UL, 0xa0000 }, << Defines a block of 0xa0000 bytes starting at address of 0x90000000\r
* { NULL, 0 } << Terminates the array.\r
* };\r
*\r
\r
#undef MPU_WRAPPERS_INCLUDED_FROM_API_FILE\r
\r
+#if( configSUPPORT_DYNAMIC_ALLOCATION == 0 )\r
+ #error This file must not be used if configSUPPORT_DYNAMIC_ALLOCATION is 0\r
+#endif\r
+\r
/* Block sizes must not get too small. */\r
-#define heapMINIMUM_BLOCK_SIZE ( ( size_t ) ( uxHeapStructSize << 1 ) )\r
+#define heapMINIMUM_BLOCK_SIZE ( ( size_t ) ( xHeapStructSize << 1 ) )\r
\r
/* Assumes 8bit bytes! */\r
#define heapBITS_PER_BYTE ( ( size_t ) 8 )\r
\r
/* The size of the structure placed at the beginning of each allocated memory\r
block must by correctly byte aligned. */\r
-static const uint32_t uxHeapStructSize = ( ( sizeof ( BlockLink_t ) + ( portBYTE_ALIGNMENT - 1 ) ) & ~portBYTE_ALIGNMENT_MASK );\r
+static const size_t xHeapStructSize = ( sizeof( BlockLink_t ) + ( ( size_t ) ( portBYTE_ALIGNMENT - 1 ) ) ) & ~( ( size_t ) portBYTE_ALIGNMENT_MASK );\r
\r
/* Create a couple of list links to mark the start and end of the list. */\r
static BlockLink_t xStart, *pxEnd = NULL;\r
\r
/* Keeps track of the number of free bytes remaining, but says nothing about\r
fragmentation. */\r
-static size_t xFreeBytesRemaining = 0;\r
-static size_t xMinimumEverFreeBytesRemaining = 0;\r
+static size_t xFreeBytesRemaining = 0U;\r
+static size_t xMinimumEverFreeBytesRemaining = 0U;\r
\r
/* Gets set to the top bit of an size_t type. When this bit in the xBlockSize\r
member of an BlockLink_t structure is set then the block belongs to the\r
structure in addition to the requested amount of bytes. */\r
if( xWantedSize > 0 )\r
{\r
- xWantedSize += uxHeapStructSize;\r
+ xWantedSize += xHeapStructSize;\r
\r
/* Ensure that blocks are always aligned to the required number\r
of bytes. */\r
{\r
/* Return the memory space pointed to - jumping over the\r
BlockLink_t structure at its start. */\r
- pvReturn = ( void * ) ( ( ( uint8_t * ) pxPreviousBlock->pxNextFreeBlock ) + uxHeapStructSize );\r
+ pvReturn = ( void * ) ( ( ( uint8_t * ) pxPreviousBlock->pxNextFreeBlock ) + xHeapStructSize );\r
\r
/* This block is being returned for use so must be taken out\r
of the list of free blocks. */\r
{\r
/* The memory being freed will have an BlockLink_t structure immediately\r
before it. */\r
- puc -= uxHeapStructSize;\r
+ puc -= xHeapStructSize;\r
\r
/* This casting is to keep the compiler from issuing warnings. */\r
pxLink = ( void * ) puc;\r
}\r
/*-----------------------------------------------------------*/\r
\r
-void vPortDefineHeapRegions( HeapRegion_t *pxHeapRegions )\r
+void vPortDefineHeapRegions( const HeapRegion_t * const pxHeapRegions )\r
{\r
BlockLink_t *pxFirstFreeBlockInRegion = NULL, *pxPreviousFreeBlock;\r
-uint8_t *pucAlignedHeap;\r
+size_t xAlignedHeap;\r
size_t xTotalRegionSize, xTotalHeapSize = 0;\r
BaseType_t xDefinedRegions = 0;\r
-uint32_t ulAddress;\r
-HeapRegion_t *pxHeapRegion;\r
+size_t xAddress;\r
+const HeapRegion_t *pxHeapRegion;\r
\r
/* Can only call once! */\r
configASSERT( pxEnd == NULL );\r
xTotalRegionSize = pxHeapRegion->xSizeInBytes;\r
\r
/* Ensure the heap region starts on a correctly aligned boundary. */\r
- ulAddress = ( uint32_t ) pxHeapRegion->pucStartAddress;\r
- if( ( ulAddress & portBYTE_ALIGNMENT_MASK ) != 0 )\r
+ xAddress = ( size_t ) pxHeapRegion->pucStartAddress;\r
+ if( ( xAddress & portBYTE_ALIGNMENT_MASK ) != 0 )\r
{\r
- ulAddress += ( portBYTE_ALIGNMENT - 1 );\r
- ulAddress &= ~portBYTE_ALIGNMENT_MASK;\r
+ xAddress += ( portBYTE_ALIGNMENT - 1 );\r
+ xAddress &= ~portBYTE_ALIGNMENT_MASK;\r
\r
/* Adjust the size for the bytes lost to alignment. */\r
- xTotalRegionSize -= ulAddress - ( uint32_t ) pxHeapRegion->pucStartAddress;\r
+ xTotalRegionSize -= xAddress - ( size_t ) pxHeapRegion->pucStartAddress;\r
}\r
\r
- pucAlignedHeap = ( uint8_t * ) ulAddress;\r
+ xAlignedHeap = xAddress;\r
\r
/* Set xStart if it has not already been set. */\r
if( xDefinedRegions == 0 )\r
{\r
/* xStart is used to hold a pointer to the first item in the list of\r
free blocks. The void cast is used to prevent compiler warnings. */\r
- xStart.pxNextFreeBlock = ( BlockLink_t * ) pucAlignedHeap;\r
+ xStart.pxNextFreeBlock = ( BlockLink_t * ) xAlignedHeap;\r
xStart.xBlockSize = ( size_t ) 0;\r
}\r
else\r
configASSERT( pxEnd != NULL );\r
\r
/* Check blocks are passed in with increasing start addresses. */\r
- configASSERT( ulAddress > ( uint32_t ) pxEnd );\r
+ configASSERT( xAddress > ( size_t ) pxEnd );\r
}\r
\r
/* Remember the location of the end marker in the previous region, if\r
\r
/* pxEnd is used to mark the end of the list of free blocks and is\r
inserted at the end of the region space. */\r
- ulAddress = ( ( uint32_t ) pucAlignedHeap ) + xTotalRegionSize;\r
- ulAddress -= uxHeapStructSize;\r
- ulAddress &= ~portBYTE_ALIGNMENT_MASK;\r
- pxEnd = ( BlockLink_t * ) ulAddress;\r
+ xAddress = xAlignedHeap + xTotalRegionSize;\r
+ xAddress -= xHeapStructSize;\r
+ xAddress &= ~portBYTE_ALIGNMENT_MASK;\r
+ pxEnd = ( BlockLink_t * ) xAddress;\r
pxEnd->xBlockSize = 0;\r
pxEnd->pxNextFreeBlock = NULL;\r
\r
/* To start with there is a single free block in this region that is\r
sized to take up the entire heap region minus the space taken by the\r
free block structure. */\r
- pxFirstFreeBlockInRegion = ( BlockLink_t * ) pucAlignedHeap;\r
- pxFirstFreeBlockInRegion->xBlockSize = ulAddress - ( uint32_t ) pxFirstFreeBlockInRegion;\r
+ pxFirstFreeBlockInRegion = ( BlockLink_t * ) xAlignedHeap;\r
+ pxFirstFreeBlockInRegion->xBlockSize = xAddress - ( size_t ) pxFirstFreeBlockInRegion;\r
pxFirstFreeBlockInRegion->pxNextFreeBlock = pxEnd;\r
\r
/* If this is not the first region that makes up the entire heap space\r