/* | |
FreeRTOS V7.5.3 - Copyright (C) 2013 Real Time Engineers Ltd. | |
All rights reserved | |
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 | |
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mission critical applications that require provable dependability. | |
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*/ | |
#ifndef PORTMACRO_H | |
#define PORTMACRO_H | |
/* IAR includes. */ | |
#ifdef __ICCARM__ | |
#include <intrinsics.h> | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
/*----------------------------------------------------------- | |
* 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 portLONG | |
typedef unsigned long portTickType; | |
#define portMAX_DELAY ( portTickType ) 0xffffffff | |
/*-----------------------------------------------------------*/ | |
/* Hardware specifics. */ | |
#define portSTACK_GROWTH ( -1 ) | |
#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ ) | |
#define portBYTE_ALIGNMENT 8 | |
/*-----------------------------------------------------------*/ | |
/* Task utilities. */ | |
/* Called at the end of an ISR that can cause a context switch. */ | |
#define portEND_SWITCHING_ISR( xSwitchRequired )\ | |
{ \ | |
extern unsigned long ulPortYieldRequired; \ | |
\ | |
if( xSwitchRequired != pdFALSE ) \ | |
{ \ | |
ulPortYieldRequired = pdTRUE; \ | |
} \ | |
} | |
#define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x ) | |
#define portYIELD() __asm( "SWI 0" ); | |
/*----------------------------------------------------------- | |
* Critical section control | |
*----------------------------------------------------------*/ | |
extern void vPortEnterCritical( void ); | |
extern void vPortExitCritical( void ); | |
extern unsigned long ulPortSetInterruptMask( void ); | |
extern void vPortClearInterruptMask( unsigned long ulNewMaskValue ); | |
/* These macros do not globally disable/enable interrupts. They do mask off | |
interrupts that have a priority below configMAX_API_CALL_INTERRUPT_PRIORITY. */ | |
#define portENTER_CRITICAL() vPortEnterCritical(); | |
#define portEXIT_CRITICAL() vPortExitCritical(); | |
#define portDISABLE_INTERRUPTS() ulPortSetInterruptMask() | |
#define portENABLE_INTERRUPTS() vPortClearInterruptMask( 0 ) | |
#define portSET_INTERRUPT_MASK_FROM_ISR() ulPortSetInterruptMask() | |
#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) vPortClearInterruptMask(x) | |
/*-----------------------------------------------------------*/ | |
/* Task function macros as described on the FreeRTOS.org WEB site. These are | |
not required for this port but included in case common demo code that uses these | |
macros is used. */ | |
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters ) | |
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters ) | |
/* Prototype of the FreeRTOS tick handler. This must be installed as the | |
handler for whichever peripheral is used to generate the RTOS tick. */ | |
void FreeRTOS_Tick_Handler( void ); | |
/* Any task that uses the floating point unit MUST call vPortTaskUsesFPU() | |
before any floating point instructions are executed. */ | |
void vPortTaskUsesFPU( void ); | |
#define portTASK_USES_FLOATING_POINT() vPortTaskUsesFPU() | |
#define portLOWEST_INTERRUPT_PRIORITY ( ( ( unsigned long ) configUNIQUE_INTERRUPT_PRIORITIES ) - 1UL ) | |
#define portLOWEST_USABLE_INTERRUPT_PRIORITY ( portLOWEST_INTERRUPT_PRIORITY - 1UL ) | |
/* Architecture specific optimisations. */ | |
#if configUSE_PORT_OPTIMISED_TASK_SELECTION == 1 | |
/* Store/clear the ready priorities in a bit map. */ | |
#define portRECORD_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) |= ( 1UL << ( uxPriority ) ) | |
#define portRESET_READY_PRIORITY( uxPriority, uxReadyPriorities ) ( uxReadyPriorities ) &= ~( 1UL << ( uxPriority ) ) | |
/*-----------------------------------------------------------*/ | |
#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) uxTopPriority = ( 31 - __CLZ( uxReadyPriorities ) ) | |
#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */ | |
#ifdef configASSERT | |
void vPortValidateInterruptPriority( void ); | |
#define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() vPortValidateInterruptPriority() | |
#endif /* configASSERT */ | |
#define portNOP() __asm volatile( "NOP" ) | |
#ifdef __cplusplus | |
} /* extern C */ | |
#endif | |
/* Suppress warnings that are generated by the IAR tools, but cannot be | |
fixed in the source code because to do so would cause other compilers to | |
generate warnings. */ | |
#pragma diag_suppress=Pe191 | |
#pragma diag_suppress=Pa082 | |
#endif /* __ICCARM__ */ | |
/* The number of bits to shift for an interrupt priority is dependent on the | |
number of bits implemented by the interrupt controller. */ | |
#if configUNIQUE_INTERRUPT_PRIORITIES == 16 | |
#define portPRIORITY_SHIFT 4 | |
#define portMAX_BINARY_POINT_VALUE 3 | |
#elif configUNIQUE_INTERRUPT_PRIORITIES == 32 | |
#define portPRIORITY_SHIFT 3 | |
#define portMAX_BINARY_POINT_VALUE 2 | |
#elif configUNIQUE_INTERRUPT_PRIORITIES == 64 | |
#define portPRIORITY_SHIFT 2 | |
#define portMAX_BINARY_POINT_VALUE 1 | |
#elif configUNIQUE_INTERRUPT_PRIORITIES == 128 | |
#define portPRIORITY_SHIFT 1 | |
#define portMAX_BINARY_POINT_VALUE 0 | |
#elif configUNIQUE_INTERRUPT_PRIORITIES == 256 | |
#define portPRIORITY_SHIFT 0 | |
#define portMAX_BINARY_POINT_VALUE 0 | |
#else | |
#error Invalid configUNIQUE_INTERRUPT_PRIORITIES setting. configUNIQUE_INTERRUPT_PRIORITIES must be set to the number of unique priorities implemented by the target hardware | |
#endif | |
/* Interrupt controller access addresses. */ | |
#define portICCPMR_PRIORITY_MASK_OFFSET ( 0x04 ) | |
#define portICCIAR_INTERRUPT_ACKNOWLEDGE_OFFSET ( 0x0C ) | |
#define portICCEOIR_END_OF_INTERRUPT_OFFSET ( 0x10 ) | |
#define portICCBPR_BINARY_POINT_OFFSET ( 0x08 ) | |
#define portICCRPR_RUNNING_PRIORITY_OFFSET ( 0x14 ) | |
#define portINTERRUPT_CONTROLLER_CPU_INTERFACE_ADDRESS ( configINTERRUPT_CONTROLLER_BASE_ADDRESS + configINTERRUPT_CONTROLLER_CPU_INTERFACE_OFFSET ) | |
#define portICCPMR_PRIORITY_MASK_REGISTER ( *( ( volatile unsigned char * ) ( portINTERRUPT_CONTROLLER_CPU_INTERFACE_ADDRESS + portICCPMR_PRIORITY_MASK_OFFSET ) ) ) | |
#define portICCIAR_INTERRUPT_ACKNOWLEDGE_REGISTER_ADDRESS ( portINTERRUPT_CONTROLLER_CPU_INTERFACE_ADDRESS + portICCIAR_INTERRUPT_ACKNOWLEDGE_OFFSET ) | |
#define portICCEOIR_END_OF_INTERRUPT_REGISTER_ADDRESS ( portINTERRUPT_CONTROLLER_CPU_INTERFACE_ADDRESS + portICCEOIR_END_OF_INTERRUPT_OFFSET ) | |
#define portICCPMR_PRIORITY_MASK_REGISTER_ADDRESS ( portINTERRUPT_CONTROLLER_CPU_INTERFACE_ADDRESS + portICCPMR_PRIORITY_MASK_OFFSET ) | |
#define portICCBPR_BINARY_POINT_REGISTER ( *( ( const volatile unsigned long * ) ( portINTERRUPT_CONTROLLER_CPU_INTERFACE_ADDRESS + portICCBPR_BINARY_POINT_OFFSET ) ) ) | |
#define portICCRPR_RUNNING_PRIORITY_REGISTER ( *( ( const volatile unsigned char * ) ( portINTERRUPT_CONTROLLER_CPU_INTERFACE_ADDRESS + portICCRPR_RUNNING_PRIORITY_OFFSET ) ) ) | |
#endif /* PORTMACRO_H */ | |