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Replace the function that returns the current run time counter value with a macro for easier inlining.

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This commit is contained in:
Richard Barry 2011-01-06 09:55:05 +00:00
parent 25bc4acc6a
commit 12949b4507
5 changed files with 39 additions and 39 deletions
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32
Demo/MSP430X_MSP430F5438_IAR/FreeRTOSConfig.h
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@ -117,12 +117,38 @@ case configTICK__VECTOR is set to TIMER0_A0_VECTOR. */
is included from an asm file. */
#ifdef __ICC430__
extern void vConfigureTimerForRunTimeStats( void );
extern inline unsigned long ulGetRunTimeStatsTime( void );
extern volatile unsigned long ulStatsOverflowCount;
#endif /* __ICCARM__ */
/* Configure a 16 bit timer to generate the time base for the run time stats.
The timer is configured to interrupt each time it overflows so a count of
overflows can be kept - that way a 32 bit time value can be constructed from
the timers current count value and the number of overflows. */
#define portCONFIGURE_TIMER_FOR_RUN_TIME_STATS() vConfigureTimerForRunTimeStats()
#define portGET_RUN_TIME_COUNTER_VALUE() ulGetRunTimeStatsTime()
/* Construct a 32 bit time value for use as the run time stats time base. This
comes from the current value of a 16 bit timer combined with the number of times
the timer has overflowed. */
#define portALT_GET_RUN_TIME_COUNTER_VALUE( ulCountValue ) \
{ \
/* Stop the counter counting temporarily. */ \
TA1CTL &= ~MC__CONTINOUS; \
\
/* Check to see if any counter overflow interrupts are pending. */ \
if( ( TA1CTL & TAIFG ) != 0 ) \
{ \
/* An overflow has occurred but not yet been processed. */ \
ulStatsOverflowCount++; \
\
/* Clear the interrupt. */ \
TA1CTL &= ~TAIFG; \
} \
\
/* Generate a 32 bit counter value by combinging the current peripheral \
counter value with the number of overflows. */ \
ulCountValue = ( ulStatsOverflowCount << 16UL ); \
ulCountValue |= ( unsigned long ) TA1R; \
TA1CTL |= MC__CONTINOUS; \
}
#endif /* FREERTOS_CONFIG_H */