port_cmsis.c File Reference

#include "FreeRTOS.h"
#include "task.h"

Include dependency graph for port_cmsis.c:

Macros
#define	portCORTEX_M4_r0p1_ID   (0x410FC241UL)
#define	portFIRST_USER_INTERRUPT_NUMBER   (16)
#define	portMAX_8_BIT_VALUE   ((uint8_t)0xff)
#define	portTOP_BIT_OF_BYTE   ((uint8_t)0x80)
#define	portINITIAL_XPSR   (((xPSR_Type){.b.T = 1}).w)
#define	portINITIAL_EXEC_RETURN   (0xfffffffd)
#define	portTASK_RETURN_ADDRESS   prvTaskExitError

Functions
void	vPortSetupTimerInterrupt (void)
void	xPortSysTickHandler (void)
void	vPortStartFirstTask (void)
static void	vPortEnableVFP (void)
static void	prvTaskExitError (void)
StackType_t *	pxPortInitialiseStack (StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters)
BaseType_t	xPortStartScheduler (void)
void	vPortEndScheduler (void)
void	vPortEnterCritical (void)
void	vPortExitCritical (void)

Variables
static UBaseType_t	uxCriticalNesting = 0

Macro Definition Documentation

portCORTEX_M4_r0p1_ID

#define portCORTEX_M4_r0p1_ID   (0x410FC241UL)

portFIRST_USER_INTERRUPT_NUMBER

#define portFIRST_USER_INTERRUPT_NUMBER   (16)

portINITIAL_EXEC_RETURN

#define portINITIAL_EXEC_RETURN   (0xfffffffd)

portINITIAL_XPSR

#define portINITIAL_XPSR   (((xPSR_Type){.b.T = 1}).w)

portMAX_8_BIT_VALUE

#define portMAX_8_BIT_VALUE   ((uint8_t)0xff)

portTASK_RETURN_ADDRESS

#define portTASK_RETURN_ADDRESS   prvTaskExitError

portTOP_BIT_OF_BYTE

#define portTOP_BIT_OF_BYTE   ((uint8_t)0x80)

Function Documentation

prvTaskExitError()

static void prvTaskExitError ( void  )

static

References portDISABLE_INTERRUPTS, UL, and uxCriticalNesting.

Referenced by xPortStartScheduler().

pxPortInitialiseStack()

StackType_t* pxPortInitialiseStack	(	StackType_t *	pxTopOfStack,
		TaskFunction_t	pxCode,
		void *	pvParameters
	)

References portINITIAL_EXEC_RETURN, portINITIAL_XPSR, and portTASK_RETURN_ADDRESS.

vPortEnableVFP()

static void vPortEnableVFP ( void  )

static

Referenced by xPortStartScheduler().

vPortEndScheduler()

void vPortEndScheduler

(

void

)

References UL, and uxCriticalNesting.

vPortEnterCritical()

void vPortEnterCritical

(

void

)

References portDISABLE_INTERRUPTS, and uxCriticalNesting.

vPortExitCritical()

void vPortExitCritical

(

void

)

References portENABLE_INTERRUPTS, portPendSVSchedule, and uxCriticalNesting.

vPortSetupTimerInterrupt()

void vPortSetupTimerInterrupt

(

void

)

References configKERNEL_INTERRUPT_PRIORITY, configSYSTICK_CLOCK_HZ, configTICK_RATE_HZ, portNVIC_SYSTICK_CLK_BIT, ROUNDED_DIV, and UL.

vPortStartFirstTask()

void vPortStartFirstTask

(

void

)

xPortStartScheduler()

BaseType_t xPortStartScheduler

(

void

)

References configKERNEL_INTERRUPT_PRIORITY, configMAX_SYSCALL_INTERRUPT_PRIORITY, portCORTEX_M4_r0p1_ID, portMAX_8_BIT_VALUE, portTOP_BIT_OF_BYTE, prvTaskExitError(), uxCriticalNesting, vPortEnableVFP(), vPortSetupTimerInterrupt(), and vPortStartFirstTask().

xPortSysTickHandler()

void xPortSysTickHandler

(

void

)

References portCLEAR_INTERRUPT_MASK_FROM_ISR, and portSET_INTERRUPT_MASK_FROM_ISR.

Variable Documentation

uxCriticalNesting

UBaseType_t uxCriticalNesting = 0

static

Referenced by prvTaskExitError(), vPortEndScheduler(), vPortEnterCritical(), vPortExitCritical(), and xPortStartScheduler().