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Add barrier instructions to IAR CM3 ports.

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This commit is contained in:
Richard Barry 2013-04-16 14:56:49 +00:00
parent be7cae575d
commit 895ee2bb3e
7 changed files with 72 additions and 46 deletions
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8
FreeRTOS/Source/portable/IAR/ARM_CM4F/portmacro.h
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@ -115,9 +115,11 @@ extern "C" {
/*-----------------------------------------------------------*/
/* Scheduler utilities. */
extern void vPortYieldFromISR( void );
#define portYIELD() vPortYieldFromISR()
#define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired ) vPortYieldFromISR()
extern void vPortYield( void );
#define portNVIC_INT_CTRL_REG ( * ( ( volatile unsigned long * ) 0xe000ed04 ) )
#define portNVIC_PENDSVSET_BIT ( 1UL << 28UL )
#define portYIELD() vPortYield()
#define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired ) portNVIC_INT_CTRL_REG = portNVIC_PENDSVSET_BIT
/*-----------------------------------------------------------*/
/* Architecture specific optimisations. */