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Style: Revert uncrustify for portable directories (#122)
* Style: revert uncrustify portable directories * Style: Uncrustify Some Portable files Co-authored-by: Alfred Gedeon <gedeonag@amazon.com>
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alfred gedeon
GitHub
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273 changed files with 64802 additions and 65931 deletions
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@ -26,22 +26,22 @@
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*/
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/*
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* Changes from V1.00:
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*
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+ Call to taskYIELD() from within tick ISR has been replaced by the more
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+ efficient portSWITCH_CONTEXT().
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+ ISR function definitions renamed to include the prv prefix.
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+
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+ Changes from V2.6.1
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+
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+ Replaced the sUsingPreemption variable with the configUSE_PREEMPTION
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+ macro to be consistent with the later ports.
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*/
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Changes from V1.00:
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+ Call to taskYIELD() from within tick ISR has been replaced by the more
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efficient portSWITCH_CONTEXT().
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+ ISR function definitions renamed to include the prv prefix.
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Changes from V2.6.1
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+ Replaced the sUsingPreemption variable with the configUSE_PREEMPTION
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macro to be consistent with the later ports.
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*/
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/*-----------------------------------------------------------
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* Implementation of functions defined in portable.h for the Flashlite 186
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* port.
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*----------------------------------------------------------*/
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* Implementation of functions defined in portable.h for the Flashlite 186
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* port.
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*----------------------------------------------------------*/
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#include <dos.h>
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#include <stdlib.h>
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@ -53,13 +53,13 @@
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/*lint -e950 Non ANSI reserved words okay in this file only. */
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#define portTIMER_EOI_TYPE ( 8 )
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#define portRESET_PIC() portOUTPUT_WORD( ( uint16_t ) 0xff22, portTIMER_EOI_TYPE )
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#define portTIMER_INT_NUMBER 0x12
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#define portTIMER_EOI_TYPE ( 8 )
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#define portRESET_PIC() portOUTPUT_WORD( ( uint16_t ) 0xff22, portTIMER_EOI_TYPE )
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#define portTIMER_INT_NUMBER 0x12
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#define portTIMER_1_CONTROL_REGISTER ( ( uint16_t ) 0xff5e )
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#define portTIMER_0_CONTROL_REGISTER ( ( uint16_t ) 0xff56 )
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#define portTIMER_INTERRUPT_ENABLE ( ( uint16_t ) 0x2000 )
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#define portTIMER_1_CONTROL_REGISTER ( ( uint16_t ) 0xff5e )
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#define portTIMER_0_CONTROL_REGISTER ( ( uint16_t ) 0xff56 )
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#define portTIMER_INTERRUPT_ENABLE ( ( uint16_t ) 0x2000 )
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/* Setup the hardware to generate the required tick frequency. */
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static void prvSetTickFrequency( uint32_t ulTickRateHz );
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@ -68,17 +68,15 @@ static void prvSetTickFrequency( uint32_t ulTickRateHz );
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static void prvExitFunction( void );
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/* The ISR used depends on whether the preemptive or cooperative scheduler
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* is being used. */
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#if ( configUSE_PREEMPTION == 1 )
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/* Tick service routine used by the scheduler when preemptive scheduling is
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* being used. */
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static void __interrupt __far prvPreemptiveTick( void );
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is being used. */
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#if( configUSE_PREEMPTION == 1 )
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/* Tick service routine used by the scheduler when preemptive scheduling is
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being used. */
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static void __interrupt __far prvPreemptiveTick( void );
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#else
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/* Tick service routine used by the scheduler when cooperative scheduling is
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* being used. */
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static void __interrupt __far prvNonPreemptiveTick( void );
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/* Tick service routine used by the scheduler when cooperative scheduling is
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being used. */
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static void __interrupt __far prvNonPreemptiveTick( void );
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#endif
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/* Trap routine used by taskYIELD() to manually cause a context switch. */
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@ -90,9 +88,9 @@ static void __interrupt __far prvYieldProcessor( void );
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static BaseType_t xSchedulerRunning = pdFALSE;
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/* Points to the original routine installed on the vector we use for manual
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* context switches. This is then used to restore the original routine during
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* prvExitFunction(). */
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static void( __interrupt __far * pxOldSwitchISR )();
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context switches. This is then used to restore the original routine during
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prvExitFunction(). */
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static void ( __interrupt __far *pxOldSwitchISR )();
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/* Used to restore the original DOS context when the scheduler is ended. */
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static jmp_buf xJumpBuf;
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@ -102,145 +100,145 @@ static jmp_buf xJumpBuf;
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/*-----------------------------------------------------------*/
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BaseType_t xPortStartScheduler( void )
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{
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/* This is called with interrupts already disabled. */
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/* This is called with interrupts already disabled. */
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/* Remember what was on the interrupts we are going to use
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* so we can put them back later if required. */
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pxOldSwitchISR = _dos_getvect( portSWITCH_INT_NUMBER );
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/* Remember what was on the interrupts we are going to use
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so we can put them back later if required. */
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pxOldSwitchISR = _dos_getvect( portSWITCH_INT_NUMBER );
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/* Put our manual switch (yield) function on a known
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* vector. */
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_dos_setvect( portSWITCH_INT_NUMBER, prvYieldProcessor );
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/* Put our manual switch (yield) function on a known
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vector. */
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_dos_setvect( portSWITCH_INT_NUMBER, prvYieldProcessor );
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#if ( configUSE_PREEMPTION == 1 )
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{
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/* Put our tick switch function on the timer interrupt. */
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_dos_setvect( portTIMER_INT_NUMBER, prvPreemptiveTick );
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}
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#else
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{
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/* We want the timer interrupt to just increment the tick count. */
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_dos_setvect( portTIMER_INT_NUMBER, prvNonPreemptiveTick );
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}
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#endif
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#if( configUSE_PREEMPTION == 1 )
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{
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/* Put our tick switch function on the timer interrupt. */
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_dos_setvect( portTIMER_INT_NUMBER, prvPreemptiveTick );
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}
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#else
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{
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/* We want the timer interrupt to just increment the tick count. */
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_dos_setvect( portTIMER_INT_NUMBER, prvNonPreemptiveTick );
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}
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#endif
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prvSetTickFrequency( configTICK_RATE_HZ );
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prvSetTickFrequency( configTICK_RATE_HZ );
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/* Clean up function if we want to return to DOS. */
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if( setjmp( xJumpBuf ) != 0 )
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{
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prvExitFunction();
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xSchedulerRunning = pdFALSE;
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}
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else
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{
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xSchedulerRunning = pdTRUE;
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/* Clean up function if we want to return to DOS. */
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if( setjmp( xJumpBuf ) != 0 )
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{
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prvExitFunction();
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xSchedulerRunning = pdFALSE;
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}
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else
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{
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xSchedulerRunning = pdTRUE;
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/* Kick off the scheduler by setting up the context of the first task. */
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portFIRST_CONTEXT();
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}
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/* Kick off the scheduler by setting up the context of the first task. */
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portFIRST_CONTEXT();
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}
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return xSchedulerRunning;
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return xSchedulerRunning;
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}
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/*-----------------------------------------------------------*/
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/* The ISR used depends on whether the preemptive or cooperative scheduler
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* is being used. */
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#if ( configUSE_PREEMPTION == 1 )
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static void __interrupt __far prvPreemptiveTick( void )
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{
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/* Get the scheduler to update the task states following the tick. */
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if( xTaskIncrementTick() != pdFALSE )
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{
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/* Switch in the context of the next task to be run. */
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portSWITCH_CONTEXT();
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}
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is being used. */
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#if( configUSE_PREEMPTION == 1 )
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static void __interrupt __far prvPreemptiveTick( void )
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{
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/* Get the scheduler to update the task states following the tick. */
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if( xTaskIncrementTick() != pdFALSE )
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{
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/* Switch in the context of the next task to be run. */
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portSWITCH_CONTEXT();
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}
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/* Reset the PIC ready for the next time. */
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portRESET_PIC();
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}
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#else /* if ( configUSE_PREEMPTION == 1 ) */
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static void __interrupt __far prvNonPreemptiveTick( void )
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{
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/* Same as preemptive tick, but the cooperative scheduler is being used
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* so we don't have to switch in the context of the next task. */
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xTaskIncrementTick();
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portRESET_PIC();
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}
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#endif /* if ( configUSE_PREEMPTION == 1 ) */
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/* Reset the PIC ready for the next time. */
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portRESET_PIC();
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}
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#else
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static void __interrupt __far prvNonPreemptiveTick( void )
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{
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/* Same as preemptive tick, but the cooperative scheduler is being used
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so we don't have to switch in the context of the next task. */
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xTaskIncrementTick();
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portRESET_PIC();
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}
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#endif
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/*-----------------------------------------------------------*/
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static void __interrupt __far prvYieldProcessor( void )
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{
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/* Switch in the context of the next task to be run. */
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portSWITCH_CONTEXT();
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/* Switch in the context of the next task to be run. */
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portSWITCH_CONTEXT();
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}
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/*-----------------------------------------------------------*/
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void vPortEndScheduler( void )
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{
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/* Jump back to the processor state prior to starting the
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* scheduler. This means we are not going to be using a
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* task stack frame so the task can be deleted. */
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longjmp( xJumpBuf, 1 );
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/* Jump back to the processor state prior to starting the
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scheduler. This means we are not going to be using a
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task stack frame so the task can be deleted. */
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longjmp( xJumpBuf, 1 );
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}
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/*-----------------------------------------------------------*/
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static void prvExitFunction( void )
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{
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const uint16_t usTimerDisable = 0x0000;
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uint16_t usTimer0Control;
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const uint16_t usTimerDisable = 0x0000;
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uint16_t usTimer0Control;
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/* Interrupts should be disabled here anyway - but no
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* harm in making sure. */
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portDISABLE_INTERRUPTS();
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/* Interrupts should be disabled here anyway - but no
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harm in making sure. */
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portDISABLE_INTERRUPTS();
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if( xSchedulerRunning == pdTRUE )
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{
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/* Put back the switch interrupt routines that was in place
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before the scheduler started. */
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_dos_setvect( portSWITCH_INT_NUMBER, pxOldSwitchISR );
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}
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if( xSchedulerRunning == pdTRUE )
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{
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/* Put back the switch interrupt routines that was in place
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* before the scheduler started. */
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_dos_setvect( portSWITCH_INT_NUMBER, pxOldSwitchISR );
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}
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/* Disable the timer used for the tick to ensure the scheduler is
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not called before restoring interrupts. There was previously nothing
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on this timer so there is no old ISR to restore. */
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portOUTPUT_WORD( portTIMER_1_CONTROL_REGISTER, usTimerDisable );
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/* Disable the timer used for the tick to ensure the scheduler is
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* not called before restoring interrupts. There was previously nothing
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* on this timer so there is no old ISR to restore. */
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portOUTPUT_WORD( portTIMER_1_CONTROL_REGISTER, usTimerDisable );
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/* Restart the DOS tick. */
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usTimer0Control = portINPUT_WORD( portTIMER_0_CONTROL_REGISTER );
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usTimer0Control |= portTIMER_INTERRUPT_ENABLE;
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portOUTPUT_WORD( portTIMER_0_CONTROL_REGISTER, usTimer0Control );
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/* Restart the DOS tick. */
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usTimer0Control = portINPUT_WORD( portTIMER_0_CONTROL_REGISTER );
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usTimer0Control |= portTIMER_INTERRUPT_ENABLE;
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portOUTPUT_WORD( portTIMER_0_CONTROL_REGISTER, usTimer0Control );
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portENABLE_INTERRUPTS();
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portENABLE_INTERRUPTS();
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}
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/*-----------------------------------------------------------*/
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static void prvSetTickFrequency( uint32_t ulTickRateHz )
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{
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const uint16_t usMaxCountRegister = 0xff5a;
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const uint16_t usTimerPriorityRegister = 0xff32;
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const uint16_t usTimerEnable = 0xC000;
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const uint16_t usRetrigger = 0x0001;
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const uint16_t usTimerHighPriority = 0x0000;
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uint16_t usTimer0Control;
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const uint16_t usMaxCountRegister = 0xff5a;
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const uint16_t usTimerPriorityRegister = 0xff32;
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const uint16_t usTimerEnable = 0xC000;
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const uint16_t usRetrigger = 0x0001;
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const uint16_t usTimerHighPriority = 0x0000;
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uint16_t usTimer0Control;
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/* ( CPU frequency / 4 ) / clock 2 max count [inpw( 0xff62 ) = 7] */
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const uint32_t ulClockFrequency = ( uint32_t ) 0x7f31a0UL;
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const uint32_t ulClockFrequency = ( uint32_t ) 0x7f31a0UL;
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uint32_t ulTimerCount = ulClockFrequency / ulTickRateHz;
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uint32_t ulTimerCount = ulClockFrequency / ulTickRateHz;
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portOUTPUT_WORD( portTIMER_1_CONTROL_REGISTER, usTimerEnable | portTIMER_INTERRUPT_ENABLE | usRetrigger );
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portOUTPUT_WORD( usMaxCountRegister, ( uint16_t ) ulTimerCount );
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portOUTPUT_WORD( usTimerPriorityRegister, usTimerHighPriority );
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portOUTPUT_WORD( portTIMER_1_CONTROL_REGISTER, usTimerEnable | portTIMER_INTERRUPT_ENABLE | usRetrigger );
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portOUTPUT_WORD( usMaxCountRegister, ( uint16_t ) ulTimerCount );
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portOUTPUT_WORD( usTimerPriorityRegister, usTimerHighPriority );
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/* Stop the DOS tick - don't do this if you want to maintain a TOD clock. */
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usTimer0Control = portINPUT_WORD( portTIMER_0_CONTROL_REGISTER );
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usTimer0Control &= ~portTIMER_INTERRUPT_ENABLE;
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portOUTPUT_WORD( portTIMER_0_CONTROL_REGISTER, usTimer0Control );
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/* Stop the DOS tick - don't do this if you want to maintain a TOD clock. */
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usTimer0Control = portINPUT_WORD( portTIMER_0_CONTROL_REGISTER );
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usTimer0Control &= ~portTIMER_INTERRUPT_ENABLE;
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portOUTPUT_WORD( portTIMER_0_CONTROL_REGISTER, usTimer0Control );
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}
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/*lint +e950 */
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