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/*
FreeRTOS V7.5.1 - Copyright (C) 2013 Real Time Engineers Ltd.
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
***************************************************************************
* *
* FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross *
* platform software that has become a de facto standard. *
* *
* Help yourself get started quickly and support the FreeRTOS *
* project by purchasing a FreeRTOS tutorial book, reference *
* manual, or both from: http://www.FreeRTOS.org/Documentation *
* *
* Thank you! *
* *
***************************************************************************
This file is part of the FreeRTOS distribution.
FreeRTOS is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License (version 2) as published by the
Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
>>! NOTE: The modification to the GPL is included to allow you to distribute
>>! a combined work that includes FreeRTOS without being obliged to provide
>>! the source code for proprietary components outside of the FreeRTOS
>>! kernel.
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. Full license text is available from the following
link: http://www.freertos.org/a00114.html
1 tab == 4 spaces!
***************************************************************************
* *
* Having a problem? Start by reading the FAQ "My application does *
* not run, what could be wrong?" *
* *
* http://www.FreeRTOS.org/FAQHelp.html *
* *
***************************************************************************
http://www.FreeRTOS.org - Documentation, books, training, latest versions,
license and Real Time Engineers Ltd. contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, a DOS
compatible FAT file system, and our tiny thread aware UDP/IP stack.
http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
licenses offer ticketed support, indemnification and middleware.
http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability.
1 tab == 4 spaces!
*/
#ifndef PORTMACRO_H
#define PORTMACRO_H
#ifdef __cplusplus
extern "C" {
#endif
/* System Includes. */
#include <tc1782.h>
#include <machine/intrinsics.h>
/*-----------------------------------------------------------
* Port specific definitions.
*
* The settings in this file configure FreeRTOS correctly for the
* given hardware and compiler.
*
* These settings should not be altered.
*-----------------------------------------------------------
*/
/* Type definitions. */
#define portCHAR char
#define portFLOAT float
#define portDOUBLE double
#define portLONG long
#define portSHORT short
#define portSTACK_TYPE unsigned long
#define portBASE_TYPE long
#if( configUSE_16_BIT_TICKS == 1 )
typedef unsigned portSHORT portTickType;
#define portMAX_DELAY ( portTickType ) 0xffff
#else
typedef unsigned portLONG portTickType;
#define portMAX_DELAY ( portTickType ) 0xffffffff
#endif
/*---------------------------------------------------------------------------*/
/* Architecture specifics. */
#define portSTACK_GROWTH ( -1 )
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ )
#define portBYTE_ALIGNMENT 4
#define portNOP() __asm volatile( " nop " )
#define portCRITICAL_NESTING_IN_TCB 1
#define portRESTORE_FIRST_TASK_PRIORITY_LEVEL 1
/*---------------------------------------------------------------------------*/
typedef struct MPU_SETTINGS { unsigned long ulNotUsed; } xMPU_SETTINGS;
/* Define away the instruction from the Restore Context Macro. */
#define portPRIVILEGE_BIT 0x0UL
#define portCCPN_MASK ( 0x000000FFUL )
extern void vTaskEnterCritical( void );
extern void vTaskExitCritical( void );
#define portENTER_CRITICAL() vTaskEnterCritical()
#define portEXIT_CRITICAL() vTaskExitCritical()
/*---------------------------------------------------------------------------*/
/* CSA Manipulation. */
#define portCSA_TO_ADDRESS( pCSA ) ( ( unsigned long * )( ( ( ( pCSA ) & 0x000F0000 ) << 12 ) | ( ( ( pCSA ) & 0x0000FFFF ) << 6 ) ) )
#define portADDRESS_TO_CSA( pAddress ) ( ( unsigned long )( ( ( ( (unsigned long)( pAddress ) ) & 0xF0000000 ) >> 12 ) | ( ( ( unsigned long )( pAddress ) & 0x003FFFC0 ) >> 6 ) ) )
/*---------------------------------------------------------------------------*/
#define portYIELD() _syscall( 0 )
/* Port Restore is implicit in the platform when the function is returned from the original PSW is automatically replaced. */
#define portSYSCALL_TASK_YIELD 0
#define portSYSCALL_RAISE_PRIORITY 1
/*---------------------------------------------------------------------------*/
/* Critical section management. */
/* Set ICR.CCPN to configMAX_SYSCALL_INTERRUPT_PRIORITY. */
#define portDISABLE_INTERRUPTS() { \
unsigned long ulICR; \
_disable(); \
ulICR = _mfcr( $ICR ); /* Get current ICR value. */ \
ulICR &= ~portCCPN_MASK; /* Clear down mask bits. */ \
ulICR |= configMAX_SYSCALL_INTERRUPT_PRIORITY; /* Set mask bits to required priority mask. */ \
_mtcr( $ICR, ulICR ); /* Write back updated ICR. */ \
_isync(); \
_enable(); \
}
/* Clear ICR.CCPN to allow all interrupt priorities. */
#define portENABLE_INTERRUPTS() { \
unsigned long ulICR; \
_disable(); \
ulICR = _mfcr( $ICR ); /* Get current ICR value. */ \
ulICR &= ~portCCPN_MASK; /* Clear down mask bits. */ \
_mtcr( $ICR, ulICR ); /* Write back updated ICR. */ \
_isync(); \
_enable(); \
}
/* Set ICR.CCPN to uxSavedMaskValue. */
#define portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedMaskValue ) { \
unsigned long ulICR; \
_disable(); \
ulICR = _mfcr( $ICR ); /* Get current ICR value. */ \
ulICR &= ~portCCPN_MASK; /* Clear down mask bits. */ \
ulICR |= uxSavedMaskValue; /* Set mask bits to previously saved mask value. */ \
_mtcr( $ICR, ulICR ); /* Write back updated ICR. */ \
_isync(); \
_enable(); \
}
/* Set ICR.CCPN to configMAX_SYSCALL_INTERRUPT_PRIORITY */
extern unsigned long uxPortSetInterruptMaskFromISR( void );
#define portSET_INTERRUPT_MASK_FROM_ISR() uxPortSetInterruptMaskFromISR()
/* Pend a priority 1 interrupt, which will take care of the context switch. */
#define portYIELD_FROM_ISR( xHigherPriorityTaskWoken ) if( xHigherPriorityTaskWoken != pdFALSE ) { CPU_SRC0.bits.SETR = 1; _isync(); }
/*---------------------------------------------------------------------------*/
/* 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 )
/*---------------------------------------------------------------------------*/
/*
* Port specific clean up macro required to free the CSAs that were consumed by
* a task that has since been deleted.
*/
void vPortReclaimCSA( unsigned long *pxTCB );
#define portCLEAN_UP_TCB( pxTCB ) vPortReclaimCSA( ( unsigned long * ) ( pxTCB ) )
#ifdef __cplusplus
}
#endif
#endif /* PORTMACRO_H */
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