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Change to use interrupt priority definitions that use shifted values from 0 to 7, rather than the full numeric value.

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This commit is contained in:
Richard Barry 2008-09-24 13:08:28 +00:00
parent b6690dfc9a
commit e12614df23
3 changed files with 5 additions and 4 deletions
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6
Demo/CORTEX_LM3Sxxxx_Eclipse/RTOSDemo/FreeRTOSConfig.h
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@ -67,7 +67,7 @@
#define configUSE_TICK_HOOK 1
#define configCPU_CLOCK_HZ ( ( unsigned portLONG ) 50000000 )
#define configTICK_RATE_HZ ( ( portTickType ) 1000 )
#define configMINIMAL_STACK_SIZE ( ( unsigned portSHORT ) 60 )
#define configMINIMAL_STACK_SIZE ( ( unsigned portSHORT ) 80 )
#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 24000 ) )
#define configMAX_TASK_NAME_LEN ( 12 )
#define configUSE_TRACE_FACILITY 1
@ -96,8 +96,8 @@ to exclude the API function. */
#define configKERNEL_INTERRUPT_PRIORITY 255
#define configMAX_SYSCALL_INTERRUPT_PRIORITY 191 /* equivalent to 0xa0, or priority 5. */
#define configKERNEL_INTERRUPT_PRIORITY ( ( unsigned portCHAR ) 7 << ( unsigned portCHAR ) 5 ) /* Priority 7, or 255 as only the top three bits are implemented. This is the lowest priority. */
#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( ( unsigned portCHAR ) 5 << ( unsigned portCHAR ) 5 ) /* Priority 5, or 160 as only the top three bits are implemented. */
#endif /* FREERTOS_CONFIG_H */

2
Demo/CORTEX_LM3Sxxxx_Eclipse/RTOSDemo/IntQueueTimer.c
View file

@ -77,7 +77,7 @@ unsigned long ulFrequency;
/* Set the timer interrupts to be above the kernel. The interrupts are
assigned different priorities so they nest with each other. */
IntPrioritySet( INT_TIMER2A, configMAX_SYSCALL_INTERRUPT_PRIORITY - 1 );
IntPrioritySet( INT_TIMER2A, configMAX_SYSCALL_INTERRUPT_PRIORITY + ( 1 << 5 ) ); /* Shift left 5 as only the top 3 bits are implemented. */
IntPrioritySet( INT_TIMER3A, configMAX_SYSCALL_INTERRUPT_PRIORITY );
/* Ensure interrupts do not start until the scheduler is running. */

1
Demo/CORTEX_LM3Sxxxx_Eclipse/RTOSDemo/main.c
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@ -261,6 +261,7 @@ int main( void )
/* Will only get here if there was insufficient memory to create the idle
task. */
for( ;; );
return 0;
}
/*-----------------------------------------------------------*/