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Update to use the kernel critical nesting.

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This commit is contained in:
Richard Barry 2008-05-18 17:28:30 +00:00
parent f3eb5028a3
commit 66fc3b8092
4 changed files with 48 additions and 94 deletions
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42
Source/portable/MPLAB/PIC32MX/portmacro.h
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@ -92,18 +92,40 @@ extern "C" {
/*-----------------------------------------------------------*/
/* Critical section management. */
#define portDISABLE_INTERRUPTS() INTDisableInterrupts()
#define portENABLE_INTERRUPTS() INTEnableInterrupts()
#define portIPL_SHIFT ( 10 )
#define portALL_IPL_BITS ( 0x3f << portIPL_SHIFT )
extern void vPortEnterCritical( void );
extern void vPortExitCritical( void );
#define portENTER_CRITICAL() vPortEnterCritical()
#define portEXIT_CRITICAL() vPortExitCritical()
#define portDISABLE_INTERRUPTS() \
{ \
unsigned portLONG ulStatus; \
\
/* Mask interrupts at and below the kernel interrupt priority. */ \
ulStatus = _CP0_GET_STATUS(); \
ulStatus |= ( configMAX_SYSCALL_INTERRUPT_PRIORITY << portIPL_SHIFT ); \
_CP0_SET_STATUS( ulStatus ); \
}
extern void vPortSetInterruptMaskFromISR();
extern void vPortClearInterruptMaskFromISR();
#define portSET_INTERRUPT_MASK_FROM_ISR() vPortSetInterruptMaskFromISR()
#define portCLEAR_INTERRUPT_MASK_FROM_ISR() vPortClearInterruptMaskFromISR()
#define portENABLE_INTERRUPTS() \
{ \
unsigned portLONG ulStatus; \
\
/* Unmask all interrupts. */ \
ulStatus = _CP0_GET_STATUS(); \
ulStatus &= ~portALL_IPL_BITS; \
_CP0_SET_STATUS( ulStatus ); \
}
extern void vTaskEnterCritical( void );
extern void vTaskExitCritical( void );
#define portCRITICAL_NESTING_IN_TCB 1
#define portENTER_CRITICAL() vTaskEnterCritical()
#define portEXIT_CRITICAL() vTaskExitCritical()
extern unsigned portBASE_TYPE uxPortSetInterruptMaskFromISR();
extern void vPortClearInterruptMaskFromISR( unsigned portBASE_TYPE );
#define portSET_INTERRUPT_MASK_FROM_ISR() uxPortSetInterruptMaskFromISR()
#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusRegister ) vPortClearInterruptMaskFromISR( uxSavedStatusRegister )
/*-----------------------------------------------------------*/