portmacro.h File Reference

#include <plib.h>

Go to the source code of this file.

Macros
#define	portCHAR   char
#define	portFLOAT   float
#define	portDOUBLE   double
#define	portLONG   long
#define	portSHORT   short
#define	portSTACK_TYPE   unsigned long
#define	portBASE_TYPE   long
#define	portMAX_DELAY   ( portTickType ) 0xffffffff
#define	portBYTE_ALIGNMENT   8
#define	portSTACK_GROWTH   -1
#define	portTICK_RATE_MS   ( ( portTickType ) 1000 / configTICK_RATE_HZ )
#define	portIPL_SHIFT   ( 10 )
#define	portALL_IPL_BITS   ( 0x3f << portIPL_SHIFT )
#define	portSW0_BIT   ( 0x01 << 8 )
#define	portDISABLE_INTERRUPTS()
#define	portENABLE_INTERRUPTS()
#define	portCRITICAL_NESTING_IN_TCB   1
#define	portENTER_CRITICAL()   vTaskEnterCritical()
#define	portEXIT_CRITICAL()   vTaskExitCritical()
#define	portSET_INTERRUPT_MASK_FROM_ISR()   uxPortSetInterruptMaskFromISR()
#define	portCLEAR_INTERRUPT_MASK_FROM_ISR(uxSavedStatusRegister)   vPortClearInterruptMaskFromISR( uxSavedStatusRegister )
#define	portYIELD()
#define	portNOP()   asm volatile ( "nop" )
#define	portTASK_FUNCTION_PROTO(vFunction, pvParameters)   void vFunction( void *pvParameters ) __attribute__((noreturn))
#define	portTASK_FUNCTION(vFunction, pvParameters)   void vFunction( void *pvParameters )
#define	portEND_SWITCHING_ISR(xSwitchRequired)

Typedefs
typedef unsigned portLONG	portTickType

Functions
void	vTaskEnterCritical (void)
void	vTaskExitCritical (void)
unsigned portBASE_TYPE	uxPortSetInterruptMaskFromISR ()
void	vPortClearInterruptMaskFromISR (unsigned portBASE_TYPE)

Macro Definition Documentation

#define portALL_IPL_BITS   ( 0x3f << portIPL_SHIFT )

Definition at line 100 of file portmacro.h.

#define portBASE_TYPE   long

Definition at line 81 of file portmacro.h.

#define portBYTE_ALIGNMENT   8

Definition at line 93 of file portmacro.h.

#define portCHAR   char

Definition at line 75 of file portmacro.h.

#define portCLEAR_INTERRUPT_MASK_FROM_ISR

(

uxSavedStatusRegister)

vPortClearInterruptMaskFromISR( uxSavedStatusRegister )

Definition at line 133 of file portmacro.h.

#define portCRITICAL_NESTING_IN_TCB   1

Definition at line 126 of file portmacro.h.

#define portDISABLE_INTERRUPTS

(

)

Value:

{                                                                           \
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 );                                            \
}

Definition at line 103 of file portmacro.h.

#define portDOUBLE   double

Definition at line 77 of file portmacro.h.

#define portENABLE_INTERRUPTS

(

)

Value:

{                                                                           \
unsigned portLONG ulStatus;                                                 \
                                                                            \
    /* Unmask all interrupts. */                                            \
    ulStatus = _CP0_GET_STATUS();                                           \
    ulStatus &= ~portALL_IPL_BITS;                                          \
    _CP0_SET_STATUS( ulStatus );                                            \
}

Definition at line 113 of file portmacro.h.

#define portEND_SWITCHING_ISR

(

xSwitchRequired)

Value:

if( xSwitchRequired )   \
                                                    {                       \
                                                        portYIELD();        \
                                                    }

Definition at line 159 of file portmacro.h.

#define portENTER_CRITICAL

(

)

vTaskEnterCritical()

Definition at line 127 of file portmacro.h.

#define portEXIT_CRITICAL

(

)

vTaskExitCritical()

Definition at line 128 of file portmacro.h.

#define portFLOAT   float

Definition at line 76 of file portmacro.h.

#define portIPL_SHIFT   ( 10 )

Definition at line 99 of file portmacro.h.

#define portLONG   long

Definition at line 78 of file portmacro.h.

#define portMAX_DELAY   ( portTickType ) 0xffffffff

Definition at line 88 of file portmacro.h.

#define portNOP

(

)

asm volatile ( "nop" )

Definition at line 150 of file portmacro.h.

#define portSET_INTERRUPT_MASK_FROM_ISR

(

)

uxPortSetInterruptMaskFromISR()

Definition at line 132 of file portmacro.h.

#define portSHORT   short

Definition at line 79 of file portmacro.h.

#define portSTACK_GROWTH   -1

Definition at line 94 of file portmacro.h.

#define portSTACK_TYPE   unsigned long

Definition at line 80 of file portmacro.h.

#define portSW0_BIT   ( 0x01 << 8 )

Definition at line 101 of file portmacro.h.

#define portTASK_FUNCTION	(		vFunction,
			pvParameters
	)		void vFunction( void *pvParameters )

Definition at line 156 of file portmacro.h.

#define portTASK_FUNCTION_PROTO	(		vFunction,
			pvParameters
	)		void vFunction( void *pvParameters ) __attribute__((noreturn))

Definition at line 155 of file portmacro.h.

#define portTICK_RATE_MS   ( ( portTickType ) 1000 / configTICK_RATE_HZ )

Definition at line 95 of file portmacro.h.

#define portYIELD

(

)

Value:

{                                               \
unsigned portLONG ulStatus;                     \
                                                \
    /* Trigger software interrupt. */           \
    ulStatus = _CP0_GET_CAUSE();                \
    ulStatus |= portSW0_BIT;                    \
    _CP0_SET_CAUSE( ulStatus );                 \
}

Definition at line 139 of file portmacro.h.

Typedef Documentation

typedef unsigned portLONG portTickType

Definition at line 87 of file portmacro.h.

Function Documentation

unsigned portBASE_TYPE uxPortSetInterruptMaskFromISR

(

)

Definition at line 193 of file port.c.

void vPortClearInterruptMaskFromISR

(

unsigned

portBASE_TYPE)

Definition at line 205 of file port.c.

void vTaskEnterCritical

(

void

)

void vTaskExitCritical

(

void

)