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Kernel optimisations.

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This commit is contained in:
Richard Barry
2013-07-12 11:11:19 +00:00
parent c9d9bddc3c
commit ad8fa53043
5 changed files with 224 additions and 206 deletions
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34
FreeRTOS/Source/list.c
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@ -56,19 +56,19 @@
***************************************************************************
http://www.FreeRTOS.org - Documentation, books, training, latest versions,
http://www.FreeRTOS.org - Documentation, books, training, latest versions,
license and Real Time Engineers Ltd. contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, and our new
fully thread aware and reentrant UDP/IP stack.
http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
Integrity Systems, who sell the code with commercial support,
http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
Integrity Systems, who sell the code with commercial support,
indemnification and middleware, under the OpenRTOS brand.
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability.
*/
@ -81,7 +81,7 @@
* PUBLIC LIST API documented in list.h
*----------------------------------------------------------*/
void vListInitialise( xList *pxList )
void vListInitialise( xList * const pxList )
{
/* The list structure contains a list item which is used to mark the
end of the list. To initialise the list the list end is inserted
@ -101,16 +101,16 @@ void vListInitialise( xList *pxList )
}
/*-----------------------------------------------------------*/
void vListInitialiseItem( xListItem *pxItem )
void vListInitialiseItem( xListItem * const pxItem )
{
/* Make sure the list item is not recorded as being on a list. */
pxItem->pvContainer = NULL;
}
/*-----------------------------------------------------------*/
void vListInsertEnd( xList *pxList, xListItem *pxNewListItem )
void vListInsertEnd( xList * const pxList, xListItem * const pxNewListItem )
{
volatile xListItem * pxIndex;
xListItem * pxIndex;
/* Insert a new list item into pxList, but rather than sort the list,
makes the new list item the last item to be removed by a call to
@ -119,8 +119,8 @@ volatile xListItem * pxIndex;
pxNewListItem->pxNext = pxIndex;
pxNewListItem->pxPrevious = pxIndex->pxPrevious;
pxIndex->pxPrevious->pxNext = ( volatile xListItem * ) pxNewListItem;
pxIndex->pxPrevious = ( volatile xListItem * ) pxNewListItem;
pxIndex->pxPrevious->pxNext = pxNewListItem;
pxIndex->pxPrevious = pxNewListItem;
/* Remember which list the item is in. */
pxNewListItem->pvContainer = ( void * ) pxList;
@ -129,9 +129,9 @@ volatile xListItem * pxIndex;
}
/*-----------------------------------------------------------*/
void vListInsert( xList *pxList, xListItem *pxNewListItem )
void vListInsert( xList * const pxList, xListItem * const pxNewListItem )
{
volatile xListItem *pxIterator;
xListItem *pxIterator;
portTickType xValueOfInsertion;
/* Insert the new list item into the list, sorted in ulListItem order. */
@ -175,9 +175,9 @@ portTickType xValueOfInsertion;
}
pxNewListItem->pxNext = pxIterator->pxNext;
pxNewListItem->pxNext->pxPrevious = ( volatile xListItem * ) pxNewListItem;
pxNewListItem->pxNext->pxPrevious = pxNewListItem;
pxNewListItem->pxPrevious = pxIterator;
pxIterator->pxNext = ( volatile xListItem * ) pxNewListItem;
pxIterator->pxNext = pxNewListItem;
/* Remember which list the item is in. This allows fast removal of the
item later. */
@ -187,7 +187,7 @@ portTickType xValueOfInsertion;
}
/*-----------------------------------------------------------*/
unsigned portBASE_TYPE uxListRemove( xListItem *pxItemToRemove )
unsigned portBASE_TYPE uxListRemove( xListItem * const pxItemToRemove )
{
xList * pxList;