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https://github.com/FreeRTOS/FreeRTOS-Kernel.git
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Style: uncrusitfy
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Alfred Gedeon
alfred gedeon
parent
a5dbc2b1de
commit
718178c68a
406 changed files with 108795 additions and 106323 deletions
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@ -29,154 +29,158 @@
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#include "task.h"
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#define portINITIAL_FORMAT_VECTOR ( ( StackType_t ) 0x4000 )
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#define portINITIAL_FORMAT_VECTOR ( ( StackType_t ) 0x4000 )
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/* Supervisor mode set. */
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#define portINITIAL_STATUS_REGISTER ( ( StackType_t ) 0x2000)
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#define portINITIAL_STATUS_REGISTER ( ( StackType_t ) 0x2000 )
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/* The clock prescale into the timer peripheral. */
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#define portPRESCALE_VALUE ( ( uint8_t ) 10 )
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#define portPRESCALE_VALUE ( ( uint8_t ) 10 )
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/* The clock frequency into the RTC. */
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#define portRTC_CLOCK_HZ ( ( uint32_t ) 1000 )
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#define portRTC_CLOCK_HZ ( ( uint32_t ) 1000 )
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asm void interrupt VectorNumber_VL1swi vPortYieldISR( void );
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static void prvSetupTimerInterrupt( void );
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/* Used to keep track of the number of nested calls to taskENTER_CRITICAL(). This
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will be set to 0 prior to the first task being started. */
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* will be set to 0 prior to the first task being started. */
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static uint32_t ulCriticalNesting = 0x9999UL;
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/*-----------------------------------------------------------*/
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StackType_t *pxPortInitialiseStack( StackType_t * pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
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StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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TaskFunction_t pxCode,
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void * pvParameters )
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{
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uint32_t ulOriginalA5;
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uint32_t ulOriginalA5;
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__asm{ MOVE.L A5, ulOriginalA5 };
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__asm {
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MOVE.L A5, ulOriginalA5
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};
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*pxTopOfStack = (StackType_t) 0xDEADBEEF;
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0xDEADBEEF;
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pxTopOfStack--;
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/* Exception stack frame starts with the return address. */
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*pxTopOfStack = ( StackType_t ) pxCode;
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pxTopOfStack--;
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/* Exception stack frame starts with the return address. */
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*pxTopOfStack = ( StackType_t ) pxCode;
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pxTopOfStack--;
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*pxTopOfStack = ( portINITIAL_FORMAT_VECTOR << 16UL ) | ( portINITIAL_STATUS_REGISTER );
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pxTopOfStack--;
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*pxTopOfStack = ( portINITIAL_FORMAT_VECTOR << 16UL ) | ( portINITIAL_STATUS_REGISTER );
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0x0; /*FP*/
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pxTopOfStack -= 14; /* A5 to D0. */
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*pxTopOfStack = ( StackType_t ) 0x0; /*FP*/
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pxTopOfStack -= 14; /* A5 to D0. */
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/* Parameter in A0. */
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*( pxTopOfStack + 8 ) = ( StackType_t ) pvParameters;
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/* Parameter in A0. */
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*( pxTopOfStack + 8 ) = ( StackType_t ) pvParameters;
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/* A5 must be maintained as it is resurved by the compiler. */
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*( pxTopOfStack + 13 ) = ulOriginalA5;
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/* A5 must be maintained as it is resurved by the compiler. */
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*( pxTopOfStack + 13 ) = ulOriginalA5;
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return pxTopOfStack;
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return pxTopOfStack;
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}
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/*-----------------------------------------------------------*/
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BaseType_t xPortStartScheduler( void )
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{
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extern void vPortStartFirstTask( void );
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extern void vPortStartFirstTask( void );
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ulCriticalNesting = 0UL;
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ulCriticalNesting = 0UL;
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/* Configure a timer to generate the tick interrupt. */
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prvSetupTimerInterrupt();
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/* Configure a timer to generate the tick interrupt. */
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prvSetupTimerInterrupt();
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/* Start the first task executing. */
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vPortStartFirstTask();
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/* Start the first task executing. */
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vPortStartFirstTask();
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return pdFALSE;
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return pdFALSE;
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}
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/*-----------------------------------------------------------*/
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static void prvSetupTimerInterrupt( void )
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{
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/* Prescale by 1 - ie no prescale. */
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RTCSC |= 8;
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/* Compare match value. */
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RTCMOD = portRTC_CLOCK_HZ / configTICK_RATE_HZ;
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/* Enable the RTC to generate interrupts - interrupts are already disabled
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when this code executes. */
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RTCSC_RTIE = 1;
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{
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/* Prescale by 1 - ie no prescale. */
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RTCSC |= 8;
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/* Compare match value. */
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RTCMOD = portRTC_CLOCK_HZ / configTICK_RATE_HZ;
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/* Enable the RTC to generate interrupts - interrupts are already disabled
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* when this code executes. */
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RTCSC_RTIE = 1;
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}
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/*-----------------------------------------------------------*/
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void vPortEndScheduler( void )
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{
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/* Not implemented as there is nothing to return to. */
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/* Not implemented as there is nothing to return to. */
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}
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/*-----------------------------------------------------------*/
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void vPortEnterCritical( void )
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{
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if( ulCriticalNesting == 0UL )
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{
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/* Guard against context switches being pended simultaneously with a
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critical section being entered. */
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do
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{
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portDISABLE_INTERRUPTS();
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if( INTC_FRC == 0UL )
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{
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break;
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}
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if( ulCriticalNesting == 0UL )
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{
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/* Guard against context switches being pended simultaneously with a
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* critical section being entered. */
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do
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{
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portDISABLE_INTERRUPTS();
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portENABLE_INTERRUPTS();
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if( INTC_FRC == 0UL )
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{
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break;
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}
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} while( 1 );
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}
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ulCriticalNesting++;
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portENABLE_INTERRUPTS();
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} while( 1 );
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}
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ulCriticalNesting++;
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}
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/*-----------------------------------------------------------*/
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void vPortExitCritical( void )
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{
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ulCriticalNesting--;
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if( ulCriticalNesting == 0 )
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{
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portENABLE_INTERRUPTS();
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}
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ulCriticalNesting--;
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if( ulCriticalNesting == 0 )
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{
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portENABLE_INTERRUPTS();
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}
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}
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/*-----------------------------------------------------------*/
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void vPortYieldHandler( void )
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{
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uint32_t ulSavedInterruptMask;
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uint32_t ulSavedInterruptMask;
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ulSavedInterruptMask = portSET_INTERRUPT_MASK_FROM_ISR();
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{
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/* Note this will clear all forced interrupts - this is done for speed. */
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INTC_CFRC = 0x3E;
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vTaskSwitchContext();
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}
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portCLEAR_INTERRUPT_MASK_FROM_ISR( ulSavedInterruptMask );
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ulSavedInterruptMask = portSET_INTERRUPT_MASK_FROM_ISR();
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{
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/* Note this will clear all forced interrupts - this is done for speed. */
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INTC_CFRC = 0x3E;
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vTaskSwitchContext();
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}
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portCLEAR_INTERRUPT_MASK_FROM_ISR( ulSavedInterruptMask );
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}
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/*-----------------------------------------------------------*/
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void interrupt VectorNumber_Vrtc vPortTickISR( void )
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{
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uint32_t ulSavedInterruptMask;
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uint32_t ulSavedInterruptMask;
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/* Clear the interrupt. */
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RTCSC |= RTCSC_RTIF_MASK;
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/* Clear the interrupt. */
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RTCSC |= RTCSC_RTIF_MASK;
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/* Increment the RTOS tick. */
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ulSavedInterruptMask = portSET_INTERRUPT_MASK_FROM_ISR();
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{
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if( xTaskIncrementTick() != pdFALSE )
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{
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taskYIELD();
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}
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}
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portCLEAR_INTERRUPT_MASK_FROM_ISR( ulSavedInterruptMask );
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/* Increment the RTOS tick. */
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ulSavedInterruptMask = portSET_INTERRUPT_MASK_FROM_ISR();
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{
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if( xTaskIncrementTick() != pdFALSE )
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{
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taskYIELD();
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}
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}
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portCLEAR_INTERRUPT_MASK_FROM_ISR( ulSavedInterruptMask );
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}
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@ -25,11 +25,11 @@
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*/
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#ifndef PORTMACRO_H
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#define PORTMACRO_H
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#define PORTMACRO_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*-----------------------------------------------------------
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* Port specific definitions.
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@ -42,73 +42,73 @@ extern "C" {
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*/
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/* Type definitions. */
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#define portCHAR char
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#define portFLOAT float
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#define portDOUBLE double
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#define portLONG long
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#define portSHORT short
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#define portSTACK_TYPE uint32_t
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#define portBASE_TYPE long
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#define portCHAR char
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#define portFLOAT float
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#define portDOUBLE double
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#define portLONG long
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#define portSHORT short
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#define portSTACK_TYPE uint32_t
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#define portBASE_TYPE long
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typedef portSTACK_TYPE StackType_t;
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typedef long BaseType_t;
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typedef unsigned long UBaseType_t;
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typedef portSTACK_TYPE StackType_t;
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typedef long BaseType_t;
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typedef unsigned long UBaseType_t;
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#if( configUSE_16_BIT_TICKS == 1 )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#else
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
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#endif
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#if ( configUSE_16_BIT_TICKS == 1 )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#else
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffffffffUL
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#endif
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/*-----------------------------------------------------------*/
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/* Hardware specifics. */
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#define portBYTE_ALIGNMENT 4
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#define portSTACK_GROWTH -1
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#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
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#define portBYTE_ALIGNMENT 4
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#define portSTACK_GROWTH -1
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#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
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/*-----------------------------------------------------------*/
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uint32_t ulPortSetIPL( uint32_t );
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#define portDISABLE_INTERRUPTS() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#define portENABLE_INTERRUPTS() ulPortSetIPL( 0 )
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uint32_t ulPortSetIPL( uint32_t );
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#define portDISABLE_INTERRUPTS() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#define portENABLE_INTERRUPTS() ulPortSetIPL( 0 )
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extern void vPortEnterCritical( void );
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extern void vPortExitCritical( void );
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#define portENTER_CRITICAL() vPortEnterCritical()
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#define portEXIT_CRITICAL() vPortExitCritical()
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extern void vPortEnterCritical( void );
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extern void vPortExitCritical( void );
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#define portENTER_CRITICAL() vPortEnterCritical()
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#define portEXIT_CRITICAL() vPortExitCritical()
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extern UBaseType_t uxPortSetInterruptMaskFromISR( void );
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extern void vPortClearInterruptMaskFromISR( UBaseType_t );
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#define portSET_INTERRUPT_MASK_FROM_ISR() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusRegister ) ulPortSetIPL( uxSavedStatusRegister )
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extern UBaseType_t uxPortSetInterruptMaskFromISR( void );
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extern void vPortClearInterruptMaskFromISR( UBaseType_t );
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#define portSET_INTERRUPT_MASK_FROM_ISR() ulPortSetIPL( configMAX_SYSCALL_INTERRUPT_PRIORITY )
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#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedStatusRegister ) ulPortSetIPL( uxSavedStatusRegister )
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/*-----------------------------------------------------------*/
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/* Task utilities. */
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#define portNOP() asm volatile ( "nop" )
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#define portNOP() asm volatile ( "nop" )
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/* Context switches are requested using the force register. */
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#define portYIELD() INTC_SFRC = 0x3E; portNOP(); portNOP(); portNOP(); portNOP(); portNOP()
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#define portYIELD() INTC_SFRC = 0x3E; portNOP(); portNOP(); portNOP(); portNOP(); portNOP()
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/*-----------------------------------------------------------*/
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/* Task function macros as described on the FreeRTOS.org WEB site. */
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#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) __attribute__((noreturn))
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#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
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#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters ) __attribute__( ( noreturn ) )
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#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
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/*-----------------------------------------------------------*/
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#define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired != pdFALSE ) \
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{ \
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portYIELD(); \
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}
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#define portEND_SWITCHING_ISR( xSwitchRequired ) \
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if( xSwitchRequired != pdFALSE ) \
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{ \
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portYIELD(); \
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}
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#ifdef __cplusplus
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}
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* PORTMACRO_H */
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