RISC-V-RV32_SiFive_HiFive1_GCC project is now also building the FreeRTOS kernel code - but not using it yet - still a work in progress.
Richard Barry
5 years ago
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/*
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FreeRTOS V8.2.3 - Copyright (C) 2015 Real Time Engineers Ltd.
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All rights reserved
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VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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This file is part of the FreeRTOS distribution.
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FreeRTOS is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License (version 2) as published by the
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Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
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***************************************************************************
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>>! NOTE: The modification to the GPL is included to allow you to !<<
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>>! distribute a combined work that includes FreeRTOS without being !<<
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>>! obliged to provide the source code for proprietary components !<<
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>>! outside of the FreeRTOS kernel. !<<
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***************************************************************************
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. Full license text is available on the following
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link: http://www.freertos.org/a00114.html
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***************************************************************************
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* *
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* FreeRTOS provides completely free yet professionally developed, *
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* robust, strictly quality controlled, supported, and cross *
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* platform software that is more than just the market leader, it *
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* is the industry's de facto standard. *
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* *
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* Help yourself get started quickly while simultaneously helping *
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* to support the FreeRTOS project by purchasing a FreeRTOS *
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* tutorial book, reference manual, or both: *
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* http://www.FreeRTOS.org/Documentation *
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* *
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***************************************************************************
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http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
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the FAQ page "My application does not run, what could be wrong?". Have you
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defined configASSERT()?
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http://www.FreeRTOS.org/support - In return for receiving this top quality
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embedded software for free we request you assist our global community by
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participating in the support forum.
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http://www.FreeRTOS.org/training - Investing in training allows your team to
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be as productive as possible as early as possible. Now you can receive
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FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
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Ltd, and the world's leading authority on the world's leading RTOS.
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http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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compatible FAT file system, and our tiny thread aware UDP/IP stack.
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http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
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Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
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http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
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Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
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licenses offer ticketed support, indemnification and commercial middleware.
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http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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engineered and independently SIL3 certified version for use in safety and
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mission critical applications that require provable dependability.
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1 tab == 4 spaces!
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*/
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#ifndef FREERTOS_CONFIG_H
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#define FREERTOS_CONFIG_H
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/*
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* For some reason the standard demo timer demo/test tasks fail when executing
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* in QEMU, although they pass on other RISC-V platforms. This requires
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* further investigation, but for now, defining _WINDOWS_ has the effect of
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* using the wider timer test thresholds that are normally only used when the
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* tests are used with the FreeRTOS Windows port (which is not deterministic
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* and therefore requires wider margins).
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*/
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#define _WINDOWS_
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/*-----------------------------------------------------------
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* Application specific definitions.
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*
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* These definitions should be adjusted for your particular hardware and
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* application requirements.
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*
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* THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
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* FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
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*
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* See http://www.freertos.org/a00110.html.
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*----------------------------------------------------------*/
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#define CLINT_CTRL_ADDR ( 0x02000000UL )
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#define configCLINT_BASE_ADDRESS CLINT_CTRL_ADDR
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#define configUSE_PREEMPTION 1
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#define configUSE_IDLE_HOOK 0
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#define configUSE_TICK_HOOK 1
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#define configCPU_CLOCK_HZ ( 10000000 ) /*QEMU*/
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#define configTICK_RATE_HZ ( ( TickType_t ) 1000 )
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#define configMAX_PRIORITIES ( 7 )
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#define configMINIMAL_STACK_SIZE ( ( unsigned short ) 70 )
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#define configTOTAL_HEAP_SIZE ( ( size_t ) 14100 )
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#define configMAX_TASK_NAME_LEN ( 16 )
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#define configUSE_TRACE_FACILITY 0
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#define configUSE_16_BIT_TICKS 0
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#define configIDLE_SHOULD_YIELD 0
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#define configUSE_MUTEXES 1
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#define configQUEUE_REGISTRY_SIZE 8
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#define configCHECK_FOR_STACK_OVERFLOW 2
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#define configUSE_RECURSIVE_MUTEXES 1
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#define configUSE_MALLOC_FAILED_HOOK 1
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#define configUSE_APPLICATION_TASK_TAG 0
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#define configUSE_COUNTING_SEMAPHORES 1
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#define configGENERATE_RUN_TIME_STATS 0
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#define configUSE_PORT_OPTIMISED_TASK_SELECTION 1
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/* Co-routine definitions. */
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#define configUSE_CO_ROUTINES 0
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#define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
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/* Software timer definitions. */
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#define configUSE_TIMERS 1
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#define configTIMER_TASK_PRIORITY ( configMAX_PRIORITIES - 1 )
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#define configTIMER_QUEUE_LENGTH 4
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#define configTIMER_TASK_STACK_DEPTH ( 100 )
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/* Task priorities. Allow these to be overridden. */
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#ifndef uartPRIMARY_PRIORITY
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#define uartPRIMARY_PRIORITY ( configMAX_PRIORITIES - 3 )
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#endif
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/* Set the following definitions to 1 to include the API function, or zero
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to exclude the API function. */
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#define INCLUDE_vTaskPrioritySet 1
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#define INCLUDE_uxTaskPriorityGet 1
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#define INCLUDE_vTaskDelete 1
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#define INCLUDE_vTaskCleanUpResources 1
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#define INCLUDE_vTaskSuspend 1
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#define INCLUDE_vTaskDelayUntil 1
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#define INCLUDE_vTaskDelay 1
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#define INCLUDE_eTaskGetState 1
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#define INCLUDE_xTimerPendFunctionCall 1
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/* Normal assert() semantics without relying on the provision of an assert.h
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header file. */
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void vAssertCalled( void );
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#define configASSERT( x ) if( ( x ) == 0 ) vAssertCalled()
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/* Overwrite some of the stack sizes allocated to various test and demo tasks.
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Like all task stack sizes, the value is the number of words, not bytes. */
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#define bktBLOCK_TIME_TASK_STACK_SIZE 100
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#define notifyNOTIFIED_TASK_STACK_SIZE 120
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#define priSUSPENDED_RX_TASK_STACK_SIZE 90
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#define tmrTIMER_TEST_TASK_STACK_SIZE 100
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#define ebRENDESVOUS_TEST_TASK_STACK_SIZE 100
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#define ebEVENT_GROUP_SET_BITS_TEST_TASK_STACK_SIZE 115
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#define genqMUTEX_TEST_TASK_STACK_SIZE 90
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#define genqGENERIC_QUEUE_TEST_TASK_STACK_SIZE 100
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#define recmuRECURSIVE_MUTEX_TEST_TASK_STACK_SIZE 90
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#endif /* FREERTOS_CONFIG_H */
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@ -0,0 +1,163 @@
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/*
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* FreeRTOS Kernel V10.2.1
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* Copyright (C) 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* http://www.FreeRTOS.org
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* http://aws.amazon.com/freertos
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*
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* 1 tab == 4 spaces!
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*/
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/* FreeRTOS kernel includes. */
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#include <FreeRTOS.h>
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#include <task.h>
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/******************************************************************************
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* This project provides two demo applications. A simple blinky style project,
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* and a more comprehensive test and demo application. The
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* mainCREATE_SIMPLE_BLINKY_DEMO_ONLY setting (defined in this file) is used to
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* select between the two. The simply blinky demo is implemented and described
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* in main_blinky.c. The more comprehensive test and demo application is
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* implemented and described in main_full.c.
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*
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* This file implements the code that is not demo specific, including the
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* hardware setup and standard FreeRTOS hook functions.
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*
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* ENSURE TO READ THE DOCUMENTATION PAGE FOR THIS PORT AND DEMO APPLICATION ON
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* THE http://www.FreeRTOS.org WEB SITE FOR FULL INFORMATION ON USING THIS DEMO
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* APPLICATION, AND ITS ASSOCIATE FreeRTOS ARCHITECTURE PORT!
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*
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*
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*/
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#warning Also test in QEMU and add instructions above.
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/* Set mainCREATE_SIMPLE_BLINKY_DEMO_ONLY to one to run the simple blinky demo,
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or 0 to run the more comprehensive test and demo application. */
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#define mainCREATE_SIMPLE_BLINKY_DEMO_ONLY 1
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/*
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* main_blinky() is used when mainCREATE_SIMPLE_BLINKY_DEMO_ONLY is set to 1.
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* main_full() is used when mainCREATE_SIMPLE_BLINKY_DEMO_ONLY is set to 0.
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*/
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#if mainCREATE_SIMPLE_BLINKY_DEMO_ONLY == 1
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extern void main_blinky( void );
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#else
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extern void main_full( void );
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#endif /* #if mainCREATE_SIMPLE_BLINKY_DEMO_ONLY == 1 */
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/* Prototypes for the standard FreeRTOS callback/hook functions implemented
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within this file. See https://www.freertos.org/a00016.html */
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void vApplicationMallocFailedHook( void );
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void vApplicationIdleHook( void );
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void vApplicationStackOverflowHook( TaskHandle_t pxTask, char *pcTaskName );
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void vApplicationTickHook( void );
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/*-----------------------------------------------------------*/
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void main_blinky( void )
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{
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#warning Not implemented yet.
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for( ;; );
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}
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int main( void )
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{
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/* The mainCREATE_SIMPLE_BLINKY_DEMO_ONLY setting is described at the top
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of this file. */
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#if( mainCREATE_SIMPLE_BLINKY_DEMO_ONLY == 1 )
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{
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main_blinky();
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}
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#else
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{
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main_full();
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}
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#endif
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}
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/*-----------------------------------------------------------*/
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void vApplicationMallocFailedHook( void )
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{
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/* vApplicationMallocFailedHook() will only be called if
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configUSE_MALLOC_FAILED_HOOK is set to 1 in FreeRTOSConfig.h. It is a hook
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function that will get called if a call to pvPortMalloc() fails.
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pvPortMalloc() is called internally by the kernel whenever a task, queue,
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timer or semaphore is created. It is also called by various parts of the
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demo application. If heap_1.c or heap_2.c are used, then the size of the
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heap available to pvPortMalloc() is defined by configTOTAL_HEAP_SIZE in
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FreeRTOSConfig.h, and the xPortGetFreeHeapSize() API function can be used
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to query the size of free heap space that remains (although it does not
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provide information on how the remaining heap might be fragmented). */
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taskDISABLE_INTERRUPTS();
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for( ;; );
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}
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/*-----------------------------------------------------------*/
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void vApplicationIdleHook( void )
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{
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/* vApplicationIdleHook() will only be called if configUSE_IDLE_HOOK is set
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to 1 in FreeRTOSConfig.h. It will be called on each iteration of the idle
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task. It is essential that code added to this hook function never attempts
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to block in any way (for example, call xQueueReceive() with a block time
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specified, or call vTaskDelay()). If the application makes use of the
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vTaskDelete() API function (as this demo application does) then it is also
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important that vApplicationIdleHook() is permitted to return to its calling
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function, because it is the responsibility of the idle task to clean up
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memory allocated by the kernel to any task that has since been deleted. */
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}
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/*-----------------------------------------------------------*/
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void vApplicationStackOverflowHook( TaskHandle_t pxTask, char *pcTaskName )
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{
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( void ) pcTaskName;
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( void ) pxTask;
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/* Run time stack overflow checking is performed if
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configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2. This hook
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function is called if a stack overflow is detected. */
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taskDISABLE_INTERRUPTS();
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for( ;; );
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}
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/*-----------------------------------------------------------*/
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void vApplicationTickHook( void )
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{
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/* The tests in the full demo expect some interaction with interrupts. */
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#if( mainCREATE_SIMPLE_BLINKY_DEMO_ONLY != 1 )
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{
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extern void vFullDemoTickHook( void );
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vFullDemoTickHook();
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}
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#endif
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}
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/*-----------------------------------------------------------*/
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void vAssertCalled( void )
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{
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volatile uint32_t ulSetTo1ToExitFunction = 0;
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taskDISABLE_INTERRUPTS();
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while( ulSetTo1ToExitFunction != 1 )
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{
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__asm volatile( "NOP" );
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}
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}
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