mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-04-19 13:01:57 -04:00
Revert Portable/CodeWarrior formatting (#831)
Revert the formatting on CodeWarrior ports
This commit is contained in:
Soren Ptak
GitHub
parent
de2c0c1a95
commit
db5df4bfde
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@ -31,38 +31,35 @@
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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,
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TaskFunction_t pxCode,
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void * pvParameters )
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StackType_t *pxPortInitialiseStack( StackType_t * pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
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{
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uint32_t ulOriginalA5;
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__asm {
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MOVE.L A5, ulOriginalA5
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};
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uint32_t ulOriginalA5;
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__asm{ MOVE.L A5, ulOriginalA5 };
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*pxTopOfStack = ( StackType_t ) 0xDEADBEEF;
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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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@ -73,7 +70,7 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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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 -= 14; /* A5 to D0. */
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/* Parameter in A0. */
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*( pxTopOfStack + 8 ) = ( StackType_t ) pvParameters;
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@ -87,7 +84,7 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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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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@ -110,7 +107,7 @@ static void prvSetupTimerInterrupt( void )
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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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when this code executes. */
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RTCSC_RTIE = 1;
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}
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/*-----------------------------------------------------------*/
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@ -126,20 +123,19 @@ void vPortEnterCritical( void )
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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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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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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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@ -147,7 +143,6 @@ void vPortEnterCritical( void )
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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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@ -157,7 +152,7 @@ void vPortExitCritical( void )
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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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@ -171,7 +166,7 @@ void vPortYieldHandler( void )
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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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@ -46,34 +46,34 @@
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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 ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#if( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS )
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
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#else
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#error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
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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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@ -83,29 +83,30 @@ uint32_t ulPortSetIPL( uint32_t );
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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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#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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#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 ) \
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do \
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{ \
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@ -31,41 +31,39 @@
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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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/* 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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#define portSAVE_CONTEXT() \
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lea.l( -60, % sp ), % sp; \
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movem.l % d0 - % fp, ( % sp ); \
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move.l pxCurrentTCB, % a0; \
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move.l % sp, ( % a0 );
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#define portSAVE_CONTEXT() \
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lea.l (-60, %sp), %sp; \
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movem.l %d0-%fp, (%sp); \
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move.l pxCurrentTCB, %a0; \
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move.l %sp, (%a0);
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#define portRESTORE_CONTEXT() \
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move.l pxCurrentTCB, % a0; \
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move.l( % a0 ), % sp; \
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movem.l( % sp ), % d0 - % fp; \
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lea.l % sp@( 60 ), % sp; \
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#define portRESTORE_CONTEXT() \
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move.l pxCurrentTCB, %a0; \
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move.l (%a0), %sp; \
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movem.l (%sp), %d0-%fp; \
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lea.l %sp@(60), %sp; \
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rte
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/*-----------------------------------------------------------*/
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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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StackType_t *pxPortInitialiseStack( StackType_t * pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
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{
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*pxTopOfStack = ( StackType_t ) pvParameters;
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pxTopOfStack--;
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*pxTopOfStack = ( StackType_t ) 0xDEADBEEF;
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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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@ -76,7 +74,7 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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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 -= 14; /* A5 to D0. */
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return pxTopOfStack;
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}
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@ -84,7 +82,7 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
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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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@ -109,20 +107,19 @@ void vPortEnterCritical( void )
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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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critical section being entered. */
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do
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{
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portDISABLE_INTERRUPTS();
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if( MCF_INTC0_INTFRCH == 0UL )
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{
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break;
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}
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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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@ -130,7 +127,6 @@ void vPortEnterCritical( void )
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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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@ -140,12 +136,12 @@ void vPortExitCritical( void )
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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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/* Note this will clear all forced interrupts - this is done for speed. */
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MCF_INTC0_INTFRCL = 0;
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vTaskSwitchContext();
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/* Note this will clear all forced interrupts - this is done for speed. */
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MCF_INTC0_INTFRCL = 0;
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vTaskSwitchContext();
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portCLEAR_INTERRUPT_MASK_FROM_ISR( ulSavedInterruptMask );
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}
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/*-----------------------------------------------------------*/
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@ -46,33 +46,33 @@
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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 ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#if( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
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typedef uint16_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) 0xffff
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#elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS )
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
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typedef uint32_t TickType_t;
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#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
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#else
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#error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
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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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@ -81,28 +81,28 @@ uint32_t ulPortSetIPL( uint32_t );
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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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#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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#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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/* Note this will overwrite all other bits in the force register, it is done this way for speed. */
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#define portYIELD() MCF_INTC0_INTFRCL = ( 1UL << configYIELD_INTERRUPT_VECTOR ); portNOP(); portNOP() /* -32 as we are using the high word of the 64bit mask. */
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#define portYIELD() MCF_INTC0_INTFRCL = ( 1UL << configYIELD_INTERRUPT_VECTOR ); portNOP(); portNOP() /* -32 as we are using the high word of the 64bit mask. */
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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 )
|
||||
#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 ) \
|
||||
|
|
|
|||
|
|
@ -32,8 +32,8 @@
|
|||
|
||||
|
||||
/*-----------------------------------------------------------
|
||||
* Implementation of functions defined in portable.h for the HCS12 port.
|
||||
*----------------------------------------------------------*/
|
||||
* Implementation of functions defined in portable.h for the HCS12 port.
|
||||
*----------------------------------------------------------*/
|
||||
|
||||
|
||||
/*
|
||||
|
|
@ -43,29 +43,29 @@
|
|||
static void prvSetupTimerInterrupt( void );
|
||||
|
||||
/* Interrupt service routines have to be in non-banked memory - as does the
|
||||
* scheduler startup function. */
|
||||
scheduler startup function. */
|
||||
#pragma CODE_SEG __NEAR_SEG NON_BANKED
|
||||
|
||||
/* Manual context switch function. This is the SWI ISR. */
|
||||
void interrupt vPortYield( void );
|
||||
/* Manual context switch function. This is the SWI ISR. */
|
||||
void interrupt vPortYield( void );
|
||||
|
||||
/* Tick context switch function. This is the timer ISR. */
|
||||
void interrupt vPortTickInterrupt( void );
|
||||
/* Tick context switch function. This is the timer ISR. */
|
||||
void interrupt vPortTickInterrupt( void );
|
||||
|
||||
/* Simply called by xPortStartScheduler(). xPortStartScheduler() does not
|
||||
* start the scheduler directly because the header file containing the
|
||||
* xPortStartScheduler() prototype is part of the common kernel code, and
|
||||
* therefore cannot use the CODE_SEG pragma. */
|
||||
static BaseType_t xBankedStartScheduler( void );
|
||||
/* Simply called by xPortStartScheduler(). xPortStartScheduler() does not
|
||||
start the scheduler directly because the header file containing the
|
||||
xPortStartScheduler() prototype is part of the common kernel code, and
|
||||
therefore cannot use the CODE_SEG pragma. */
|
||||
static BaseType_t xBankedStartScheduler( void );
|
||||
|
||||
#pragma CODE_SEG DEFAULT
|
||||
|
||||
/* Calls to portENTER_CRITICAL() can be nested. When they are nested the
|
||||
* critical section should not be left (i.e. interrupts should not be re-enabled)
|
||||
* until the nesting depth reaches 0. This variable simply tracks the nesting
|
||||
* depth. Each task maintains it's own critical nesting depth variable so
|
||||
* uxCriticalNesting is saved and restored from the task stack during a context
|
||||
* switch. */
|
||||
critical section should not be left (i.e. interrupts should not be re-enabled)
|
||||
until the nesting depth reaches 0. This variable simply tracks the nesting
|
||||
depth. Each task maintains it's own critical nesting depth variable so
|
||||
uxCriticalNesting is saved and restored from the task stack during a context
|
||||
switch. */
|
||||
volatile UBaseType_t uxCriticalNesting = 0xff;
|
||||
|
||||
/*-----------------------------------------------------------*/
|
||||
|
|
@ -73,33 +73,31 @@ volatile UBaseType_t uxCriticalNesting = 0xff;
|
|||
/*
|
||||
* See header file for description.
|
||||
*/
|
||||
StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
|
||||
TaskFunction_t pxCode,
|
||||
void * pvParameters )
|
||||
StackType_t *pxPortInitialiseStack( StackType_t *pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
|
||||
{
|
||||
/*
|
||||
* Place a few bytes of known values on the bottom of the stack.
|
||||
* This can be uncommented to provide useful stack markers when debugging.
|
||||
*
|
||||
* pxTopOfStack = ( StackType_t ) 0x11;
|
||||
* pxTopOfStack--;
|
||||
* pxTopOfStack = ( StackType_t ) 0x22;
|
||||
* pxTopOfStack--;
|
||||
* pxTopOfStack = ( StackType_t ) 0x33;
|
||||
* pxTopOfStack--;
|
||||
*/
|
||||
Place a few bytes of known values on the bottom of the stack.
|
||||
This can be uncommented to provide useful stack markers when debugging.
|
||||
|
||||
*pxTopOfStack = ( StackType_t ) 0x11;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x22;
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) 0x33;
|
||||
pxTopOfStack--;
|
||||
*/
|
||||
|
||||
|
||||
|
||||
/* Setup the initial stack of the task. The stack is set exactly as
|
||||
* expected by the portRESTORE_CONTEXT() macro. In this case the stack as
|
||||
* expected by the HCS12 RTI instruction. */
|
||||
expected by the portRESTORE_CONTEXT() macro. In this case the stack as
|
||||
expected by the HCS12 RTI instruction. */
|
||||
|
||||
|
||||
/* The address of the task function is placed in the stack byte at a time. */
|
||||
*pxTopOfStack = ( StackType_t ) *( ( ( StackType_t * ) ( &pxCode ) ) + 1 );
|
||||
*pxTopOfStack = ( StackType_t ) *( ((StackType_t *) (&pxCode) ) + 1 );
|
||||
pxTopOfStack--;
|
||||
*pxTopOfStack = ( StackType_t ) *( ( ( StackType_t * ) ( &pxCode ) ) + 0 );
|
||||
*pxTopOfStack = ( StackType_t ) *( ((StackType_t *) (&pxCode) ) + 0 );
|
||||
pxTopOfStack--;
|
||||
|
||||
/* Next are all the registers that form part of the task context. */
|
||||
|
|
@ -117,15 +115,15 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
|
|||
pxTopOfStack--;
|
||||
|
||||
/* A register contains parameter high byte. */
|
||||
*pxTopOfStack = ( StackType_t ) *( ( ( StackType_t * ) ( &pvParameters ) ) + 0 );
|
||||
*pxTopOfStack = ( StackType_t ) *( ((StackType_t *) (&pvParameters) ) + 0 );
|
||||
pxTopOfStack--;
|
||||
|
||||
/* B register contains parameter low byte. */
|
||||
*pxTopOfStack = ( StackType_t ) *( ( ( StackType_t * ) ( &pvParameters ) ) + 1 );
|
||||
*pxTopOfStack = ( StackType_t ) *( ((StackType_t *) (&pvParameters) ) + 1 );
|
||||
pxTopOfStack--;
|
||||
|
||||
/* CCR: Note that when the task starts interrupts will be enabled since
|
||||
* "I" bit of CCR is cleared */
|
||||
"I" bit of CCR is cleared */
|
||||
*pxTopOfStack = ( StackType_t ) 0x00;
|
||||
pxTopOfStack--;
|
||||
|
||||
|
|
@ -136,7 +134,7 @@ StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
|
|||
#endif
|
||||
|
||||
/* Finally the critical nesting depth is initialised with 0 (not within
|
||||
* a critical section). */
|
||||
a critical section). */
|
||||
*pxTopOfStack = ( StackType_t ) 0x00;
|
||||
|
||||
return pxTopOfStack;
|
||||
|
|
@ -159,10 +157,10 @@ static void prvSetupTimerInterrupt( void )
|
|||
BaseType_t xPortStartScheduler( void )
|
||||
{
|
||||
/* xPortStartScheduler() does not start the scheduler directly because
|
||||
* the header file containing the xPortStartScheduler() prototype is part
|
||||
* of the common kernel code, and therefore cannot use the CODE_SEG pragma.
|
||||
* Instead it simply calls the locally defined xBankedStartScheduler() -
|
||||
* which does use the CODE_SEG pragma. */
|
||||
the header file containing the xPortStartScheduler() prototype is part
|
||||
of the common kernel code, and therefore cannot use the CODE_SEG pragma.
|
||||
Instead it simply calls the locally defined xBankedStartScheduler() -
|
||||
which does use the CODE_SEG pragma. */
|
||||
|
||||
return xBankedStartScheduler();
|
||||
}
|
||||
|
|
@ -173,7 +171,7 @@ BaseType_t xPortStartScheduler( void )
|
|||
static BaseType_t xBankedStartScheduler( void )
|
||||
{
|
||||
/* Configure the timer that will generate the RTOS tick. Interrupts are
|
||||
* disabled when this function is called. */
|
||||
disabled when this function is called. */
|
||||
prvSetupTimerInterrupt();
|
||||
|
||||
/* Restore the context of the first task. */
|
||||
|
|
@ -224,15 +222,15 @@ void interrupt vPortTickInterrupt( void )
|
|||
TFLG1 = 1;
|
||||
|
||||
/* Restore the context of a task - which may be a different task
|
||||
* to that interrupted. */
|
||||
to that interrupted. */
|
||||
portRESTORE_CONTEXT();
|
||||
}
|
||||
#else /* if configUSE_PREEMPTION == 1 */
|
||||
#else
|
||||
{
|
||||
xTaskIncrementTick();
|
||||
TFLG1 = 1;
|
||||
}
|
||||
#endif /* if configUSE_PREEMPTION == 1 */
|
||||
#endif
|
||||
}
|
||||
|
||||
#pragma CODE_SEG DEFAULT
|
||||
|
|
|
|||
|
|
@ -41,40 +41,40 @@
|
|||
*/
|
||||
|
||||
/* Type definitions. */
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE uint8_t
|
||||
#define portBASE_TYPE char
|
||||
#define portCHAR char
|
||||
#define portFLOAT float
|
||||
#define portDOUBLE double
|
||||
#define portLONG long
|
||||
#define portSHORT short
|
||||
#define portSTACK_TYPE uint8_t
|
||||
#define portBASE_TYPE char
|
||||
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef signed char BaseType_t;
|
||||
typedef unsigned char UBaseType_t;
|
||||
typedef portSTACK_TYPE StackType_t;
|
||||
typedef signed char BaseType_t;
|
||||
typedef unsigned char UBaseType_t;
|
||||
|
||||
#if ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffff
|
||||
#if( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
|
||||
typedef uint16_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) 0xffff
|
||||
#elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS )
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
|
||||
typedef uint32_t TickType_t;
|
||||
#define portMAX_DELAY ( TickType_t ) ( 0xFFFFFFFFUL )
|
||||
#else
|
||||
#error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
|
||||
#endif
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Hardware specifics. */
|
||||
#define portBYTE_ALIGNMENT 1
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portYIELD() __asm( "swi" );
|
||||
#define portNOP() __asm( "nop" );
|
||||
#define portBYTE_ALIGNMENT 1
|
||||
#define portSTACK_GROWTH ( -1 )
|
||||
#define portTICK_PERIOD_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )
|
||||
#define portYIELD() __asm( "swi" );
|
||||
#define portNOP() __asm( "nop" );
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Critical section handling. */
|
||||
#define portENABLE_INTERRUPTS() __asm( "cli" )
|
||||
#define portDISABLE_INTERRUPTS() __asm( "sei" )
|
||||
#define portENABLE_INTERRUPTS() __asm( "cli" )
|
||||
#define portDISABLE_INTERRUPTS() __asm( "sei" )
|
||||
|
||||
/*
|
||||
* Disable interrupts before incrementing the count of critical section nesting.
|
||||
|
|
@ -82,29 +82,29 @@ typedef unsigned char UBaseType_t;
|
|||
* re-enabled. Once interrupts are disabled the nesting count can be accessed
|
||||
* directly. Each task maintains its own nesting count.
|
||||
*/
|
||||
#define portENTER_CRITICAL() \
|
||||
{ \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
uxCriticalNesting++; \
|
||||
}
|
||||
#define portENTER_CRITICAL() \
|
||||
{ \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
portDISABLE_INTERRUPTS(); \
|
||||
uxCriticalNesting++; \
|
||||
}
|
||||
|
||||
/*
|
||||
* Interrupts are disabled so we can access the nesting count directly. If the
|
||||
* nesting is found to be 0 (no nesting) then we are leaving the critical
|
||||
* section and interrupts can be re-enabled.
|
||||
*/
|
||||
#define portEXIT_CRITICAL() \
|
||||
{ \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
uxCriticalNesting--; \
|
||||
if( uxCriticalNesting == 0 ) \
|
||||
{ \
|
||||
portENABLE_INTERRUPTS(); \
|
||||
} \
|
||||
}
|
||||
#define portEXIT_CRITICAL() \
|
||||
{ \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
uxCriticalNesting--; \
|
||||
if( uxCriticalNesting == 0 ) \
|
||||
{ \
|
||||
portENABLE_INTERRUPTS(); \
|
||||
} \
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
/* Task utilities. */
|
||||
|
|
@ -120,71 +120,70 @@ typedef unsigned char UBaseType_t;
|
|||
*/
|
||||
|
||||
#ifdef BANKED_MODEL
|
||||
|
||||
/*
|
||||
* Load the stack pointer for the task, then pull the critical nesting
|
||||
* count and PPAGE register from the stack. The remains of the
|
||||
* context are restored by the RTI instruction.
|
||||
*/
|
||||
#define portRESTORE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "lds 0, x" ); \
|
||||
__asm( "pula" ); \
|
||||
__asm( "staa uxCriticalNesting" ); \
|
||||
__asm( "pula" ); \
|
||||
__asm( "staa 0x30" ); /* 0x30 = PPAGE */ \
|
||||
/*
|
||||
* Load the stack pointer for the task, then pull the critical nesting
|
||||
* count and PPAGE register from the stack. The remains of the
|
||||
* context are restored by the RTI instruction.
|
||||
*/
|
||||
#define portRESTORE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "lds 0, x" ); \
|
||||
__asm( "pula" ); \
|
||||
__asm( "staa uxCriticalNesting" ); \
|
||||
__asm( "pula" ); \
|
||||
__asm( "staa 0x30" ); /* 0x30 = PPAGE */ \
|
||||
}
|
||||
|
||||
/*
|
||||
* By the time this macro is called the processor has already stacked the
|
||||
* registers. Simply stack the nesting count and PPAGE value, then save
|
||||
* the task stack pointer.
|
||||
*/
|
||||
#define portSAVE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldaa 0x30" ); /* 0x30 = PPAGE */ \
|
||||
__asm( "psha" ); \
|
||||
__asm( "ldaa uxCriticalNesting" ); \
|
||||
__asm( "psha" ); \
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "sts 0, x" ); \
|
||||
/*
|
||||
* By the time this macro is called the processor has already stacked the
|
||||
* registers. Simply stack the nesting count and PPAGE value, then save
|
||||
* the task stack pointer.
|
||||
*/
|
||||
#define portSAVE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldaa 0x30" ); /* 0x30 = PPAGE */ \
|
||||
__asm( "psha" ); \
|
||||
__asm( "ldaa uxCriticalNesting" ); \
|
||||
__asm( "psha" ); \
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "sts 0, x" ); \
|
||||
}
|
||||
#else /* ifdef BANKED_MODEL */
|
||||
#else
|
||||
|
||||
/*
|
||||
* These macros are as per the BANKED versions above, but without saving
|
||||
* and restoring the PPAGE register.
|
||||
*/
|
||||
/*
|
||||
* These macros are as per the BANKED versions above, but without saving
|
||||
* and restoring the PPAGE register.
|
||||
*/
|
||||
|
||||
#define portRESTORE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "lds 0, x" ); \
|
||||
__asm( "pula" ); \
|
||||
__asm( "staa uxCriticalNesting" ); \
|
||||
#define portRESTORE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "lds 0, x" ); \
|
||||
__asm( "pula" ); \
|
||||
__asm( "staa uxCriticalNesting" ); \
|
||||
}
|
||||
|
||||
#define portSAVE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldaa uxCriticalNesting" ); \
|
||||
__asm( "psha" ); \
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "sts 0, x" ); \
|
||||
#define portSAVE_CONTEXT() \
|
||||
{ \
|
||||
extern volatile void * pxCurrentTCB; \
|
||||
extern volatile UBaseType_t uxCriticalNesting; \
|
||||
\
|
||||
__asm( "ldaa uxCriticalNesting" ); \
|
||||
__asm( "psha" ); \
|
||||
__asm( "ldx pxCurrentTCB" ); \
|
||||
__asm( "sts 0, x" ); \
|
||||
}
|
||||
#endif /* ifdef BANKED_MODEL */
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Utility macro to call macros above in correct order in order to perform a
|
||||
|
|
@ -192,14 +191,14 @@ typedef unsigned char UBaseType_t;
|
|||
* the ISR does not use any local (stack) variables. If the ISR uses stack
|
||||
* variables portYIELD() should be used in it's place.
|
||||
*/
|
||||
#define portTASK_SWITCH_FROM_ISR() \
|
||||
portSAVE_CONTEXT(); \
|
||||
vTaskSwitchContext(); \
|
||||
#define portTASK_SWITCH_FROM_ISR() \
|
||||
portSAVE_CONTEXT(); \
|
||||
vTaskSwitchContext(); \
|
||||
portRESTORE_CONTEXT();
|
||||
|
||||
|
||||
/* Task function macros as described on the FreeRTOS.org WEB site. */
|
||||
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void * pvParameters )
|
||||
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void * pvParameters )
|
||||
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )
|
||||
|
||||
#endif /* PORTMACRO_H */
|
||||
|
|
|
|||
Loading…
Reference in a new issue