/* | |
FreeRTOS V7.1.1 - Copyright (C) 2012 Real Time Engineers Ltd. | |
*************************************************************************** | |
* * | |
* FreeRTOS tutorial books are available in pdf and paperback. * | |
* Complete, revised, and edited pdf reference manuals are also * | |
* available. * | |
* * | |
* Purchasing FreeRTOS documentation will not only help you, by * | |
* ensuring you get running as quickly as possible and with an * | |
* in-depth knowledge of how to use FreeRTOS, it will also help * | |
* the FreeRTOS project to continue with its mission of providing * | |
* professional grade, cross platform, de facto standard solutions * | |
* for microcontrollers - completely free of charge! * | |
* * | |
* >>> See http://www.FreeRTOS.org/Documentation for details. <<< * | |
* * | |
* Thank you for using FreeRTOS, and thank you for your support! * | |
* * | |
*************************************************************************** | |
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. See the GNU General Public License for | |
more details. You should have received a copy of the GNU General Public | |
License and the FreeRTOS license exception along with FreeRTOS; if not it | |
can be viewed here: http://www.freertos.org/a00114.html and also obtained | |
by writing to Richard Barry, contact details for whom are available on the | |
FreeRTOS WEB site. | |
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, training, latest information, | |
license and contact details. | |
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, | |
including FreeRTOS+Trace - an indispensable productivity tool. | |
Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell | |
the code with commercial support, indemnification, and middleware, under | |
the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also | |
provide a safety engineered and independently SIL3 certified version under | |
the SafeRTOS brand: http://www.SafeRTOS.com. | |
*/ | |
#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() | |
/* As this port holds a CSA address in pxTopOfStack, the assert that checks the | |
pxTopOfStack alignment is removed. */ | |
#define portALIGNMENT_ASSERT_pxCurrentTCB ( void ) | |
/* 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 */ |