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Alfred Gedeon 2020-07-01 22:27:40 -07:00 • committed by alfred gedeon
parent a5dbc2b1de
commit 718178c68a
406 changed files with 108795 additions and 106323 deletions
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111
portable/ThirdParty/CDK/T-HEAD_CK802/port.c vendored
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@ -24,39 +24,41 @@
#include "FreeRTOS.h"
#include "task.h"
extern void vPortStartTask(void);
extern void vPortStartTask( void );
/* Used to keep track of the number of nested calls to taskENTER_CRITICAL(). This
will be set to 0 prior to the first task being started. */
* will be set to 0 prior to the first task being started. */
portLONG ulCriticalNesting = 0x9999UL;
/* Used to record one tack want to swtich task after enter critical area, we need know it
* and implement task switch after exit critical area */
portLONG pendsvflag = 0;
portLONG pendsvflag = 0;
StackType_t *pxPortInitialiseStack( StackType_t * pxTopOfStack, TaskFunction_t pxCode, void *pvParameters )
StackType_t * pxPortInitialiseStack( StackType_t * pxTopOfStack,
TaskFunction_t pxCode,
void * pvParameters )
{
StackType_t *stk = NULL;
StackType_t * stk = NULL;
stk = pxTopOfStack;
stk = pxTopOfStack;
*(--stk) = (uint32_t)pxCode; /* Entry Point */
*(--stk) = (uint32_t)0xE0000140L; /* PSR */
*(--stk) = (uint32_t)0xFFFFFFFEL; /* R15 (LR) (init value will cause fault if ever used) */
*(--stk) = (uint32_t)0x13131313L; /* R13 */
*(--stk) = (uint32_t)0x12121212L; /* R12 */
*(--stk) = (uint32_t)0x11111111L; /* R11 */
*(--stk) = (uint32_t)0x10101010L; /* R10 */
*(--stk) = (uint32_t)0x09090909L; /* R9 */
*(--stk) = (uint32_t)0x08080808L; /* R8 */
*(--stk) = (uint32_t)0x07070707L; /* R7 */
*(--stk) = (uint32_t)0x06060606L; /* R6 */
*(--stk) = (uint32_t)0x05050505L; /* R5 */
*(--stk) = (uint32_t)0x04040404L; /* R4 */
*(--stk) = (uint32_t)0x03030303L; /* R3 */
*(--stk) = (uint32_t)0x02020202L; /* R2 */
*(--stk) = (uint32_t)0x01010101L; /* R1 */
*(--stk) = (uint32_t)pvParameters; /* R0 : argument */
*( --stk ) = ( uint32_t ) pxCode; /* Entry Point */
*( --stk ) = ( uint32_t ) 0xE0000140L; /* PSR */
*( --stk ) = ( uint32_t ) 0xFFFFFFFEL; /* R15 (LR) (init value will cause fault if ever used) */
*( --stk ) = ( uint32_t ) 0x13131313L; /* R13 */
*( --stk ) = ( uint32_t ) 0x12121212L; /* R12 */
*( --stk ) = ( uint32_t ) 0x11111111L; /* R11 */
*( --stk ) = ( uint32_t ) 0x10101010L; /* R10 */
*( --stk ) = ( uint32_t ) 0x09090909L; /* R9 */
*( --stk ) = ( uint32_t ) 0x08080808L; /* R8 */
*( --stk ) = ( uint32_t ) 0x07070707L; /* R7 */
*( --stk ) = ( uint32_t ) 0x06060606L; /* R6 */
*( --stk ) = ( uint32_t ) 0x05050505L; /* R5 */
*( --stk ) = ( uint32_t ) 0x04040404L; /* R4 */
*( --stk ) = ( uint32_t ) 0x03030303L; /* R3 */
*( --stk ) = ( uint32_t ) 0x02020202L; /* R2 */
*( --stk ) = ( uint32_t ) 0x01010101L; /* R1 */
*( --stk ) = ( uint32_t ) pvParameters; /* R0 : argument */
return stk;
}
@ -79,21 +81,25 @@ void vPortEndScheduler( void )
void vPortEnterCritical( void )
{
portDISABLE_INTERRUPTS();
ulCriticalNesting ++;
ulCriticalNesting++;
}
void vPortExitCritical( void )
{
if (ulCriticalNesting == 0) {
while(1);
if( ulCriticalNesting == 0 )
{
while( 1 )
{
}
}
ulCriticalNesting --;
if (ulCriticalNesting == 0)
ulCriticalNesting--;
if( ulCriticalNesting == 0 )
{
portENABLE_INTERRUPTS();
if (pendsvflag)
if( pendsvflag )
{
pendsvflag = 0;
portYIELD();
@ -102,30 +108,30 @@ void vPortExitCritical( void )
}
#if configUSE_PREEMPTION == 0
void xPortSysTickHandler( void )
{
portLONG ulDummy;
void xPortSysTickHandler( void )
{
portLONG ulDummy;
ulDummy = portSET_INTERRUPT_MASK_FROM_ISR();
xTaskIncrementTick();
portCLEAR_INTERRUPT_MASK_FROM_ISR( ulDummy );
}
ulDummy = portSET_INTERRUPT_MASK_FROM_ISR();
xTaskIncrementTick();
portCLEAR_INTERRUPT_MASK_FROM_ISR( ulDummy );
}
#else
void xPortSysTickHandler( void )
{
portLONG ulDummy;
ulDummy = portSET_INTERRUPT_MASK_FROM_ISR();
void xPortSysTickHandler( void )
{
if (xTaskIncrementTick() != pdFALSE)
portLONG ulDummy;
ulDummy = portSET_INTERRUPT_MASK_FROM_ISR();
{
portYIELD_FROM_ISR(pdTRUE);
if( xTaskIncrementTick() != pdFALSE )
{
portYIELD_FROM_ISR( pdTRUE );
}
}
portCLEAR_INTERRUPT_MASK_FROM_ISR( ulDummy );
}
portCLEAR_INTERRUPT_MASK_FROM_ISR( ulDummy );
}
#endif
#endif /* if configUSE_PREEMPTION == 0 */
void vPortYieldHandler( void )
{
@ -138,12 +144,17 @@ void vPortYieldHandler( void )
portCLEAR_INTERRUPT_MASK_FROM_ISR( ulSavedInterruptMask );
}
__attribute__((weak)) void vApplicationStackOverflowHook( xTaskHandle *pxTask, signed portCHAR *pcTaskName )
__attribute__( ( weak ) ) void vApplicationStackOverflowHook( xTaskHandle * pxTask,
signed portCHAR * pcTaskName )
{
for(;;);
for( ; ; )
{
}
}
__attribute__((weak)) void vApplicationMallocFailedHook( void )
__attribute__( ( weak ) ) void vApplicationMallocFailedHook( void )
{
for(;;);
for( ; ; )
{
}
}