mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
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Revert "MicroblazeV9: Add default implementation for callback functions"
Removed board specific file.
This reverts commit e94696c38d.
This commit is contained in:
Mubin Usman Sayyed
parent
5365e69904
commit
d461011ff3
1 changed files with 0 additions and 314 deletions
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/*
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* FreeRTOS Kernel V10.4.2
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* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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* Copyright (C) 2012 - 2020 Xilinx, Inc. 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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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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* 1 tab == 4 spaces!
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*/
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/* FreeRTOS includes. */
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#include "FreeRTOS.h"
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#include "task.h"
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/* Xilinx includes. */
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#include "xil_printf.h"
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#include "xparameters.h"
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#if defined( XPAR_XTMRCTR_NUM_INSTANCES )
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#if( XPAR_XTMRCTR_NUM_INSTANCES > 0 )
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#include "xtmrctr.h"
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/* The timer is used to generate the RTOS tick interrupt. */
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static XTmrCtr xTickTimerInstance;
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#endif
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#elif defined (XPAR_XTTCPS_NUM_INSTANCES)
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#if(XPAR_XTTCPS_NUM_INSTANCES > 0)
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#include "xttcps.h"
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/* The timer is used to generate the RTOS tick interrupt. */
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static XTtcPs xTickTimerInstance;
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#endif
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#endif
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/*
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* Some FreeRTOSConfig.h settings require the application writer to provide the
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* implementation of a callback function that has a specific name, and a linker
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* error will result if the application does not provide the required function.
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* To avoid the risk of a configuration file setting resulting in a linker error
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* this file provides default implementations of each callback that might be
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* required. The default implementations are declared as weak symbols to allow
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* the application writer to override the default implementation by providing
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* their own implementation in the application itself.
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*/
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void vApplicationAssert( const char *pcFileName, uint32_t ulLine ) __attribute__((weak));
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void vApplicationTickHook( void ) __attribute__((weak));
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void vApplicationIdleHook( void ) __attribute__((weak));
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void vApplicationMallocFailedHook( void ) __attribute((weak));
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void vApplicationStackOverflowHook( TaskHandle_t xTask, char *pcTaskName ) __attribute__((weak));
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void vApplicationSetupTimerInterrupt( void ) __attribute__((weak));
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void vApplicationClearTimerInterrupt( void ) __attribute__((weak));
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/*-----------------------------------------------------------*/
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/* This version of vApplicationAssert() is declared as a weak symbol to allow it
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to be overridden by a version implemented within the application that is using
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this BSP. */
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void vApplicationAssert( const char *pcFileName, uint32_t ulLine )
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{
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volatile uint32_t ul = 0;
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volatile const char *pcLocalFileName = pcFileName; /* To prevent pcFileName being optimized away. */
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volatile uint32_t ulLocalLine = ulLine; /* To prevent ulLine being optimized away. */
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/* Prevent compile warnings about the following two variables being set but
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not referenced. They are intended for viewing in the debugger. */
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( void ) pcLocalFileName;
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( void ) ulLocalLine;
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xil_printf( "Assert failed in file %s, line %lu\r\n", pcLocalFileName, ulLocalLine );
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/* If this function is entered then a call to configASSERT() failed in the
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FreeRTOS code because of a fatal error. The pcFileName and ulLine
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parameters hold the file name and line number in that file of the assert
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that failed. Additionally, if using the debugger, the function call stack
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can be viewed to find which line failed its configASSERT() test. Finally,
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the debugger can be used to set ul to a non-zero value, then step out of
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this function to find where the assert function was entered. */
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taskENTER_CRITICAL();
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{
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while( ul == 0 )
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{
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__asm volatile( "NOP" );
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}
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}
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taskEXIT_CRITICAL();
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}
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/*-----------------------------------------------------------*/
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/* This default tick hook does nothing and is declared as a weak symbol to allow
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the application writer to override this default by providing their own
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implementation in the application code. */
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void vApplicationTickHook( void )
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{
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}
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/*-----------------------------------------------------------*/
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/* This default idle hook does nothing and is declared as a weak symbol to allow
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the application writer to override this default by providing their own
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implementation in the application code. */
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void vApplicationIdleHook( void )
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{
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}
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/*-----------------------------------------------------------*/
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/* This default malloc failed hook does nothing and is declared as a weak symbol
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to allow the application writer to override this default by providing their own
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implementation in the application code. */
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void vApplicationMallocFailedHook( void )
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{
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xil_printf( "vApplicationMallocFailedHook() called\n" );
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}
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/*-----------------------------------------------------------*/
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/* This default stack overflow hook will stop the application for executing. It
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is declared as a weak symbol to allow the application writer to override this
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default by providing their own implementation in the application code. */
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void vApplicationStackOverflowHook( TaskHandle_t xTask, char *pcTaskName )
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{
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/* Attempt to prevent the handle and name of the task that overflowed its stack
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from being optimised away because they are not used. */
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volatile TaskHandle_t xOverflowingTaskHandle = xTask;
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volatile char *pcOverflowingTaskName = pcTaskName;
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( void ) xOverflowingTaskHandle;
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( void ) pcOverflowingTaskName;
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xil_printf( "HALT: Task %s overflowed its stack.", pcOverflowingTaskName );
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portDISABLE_INTERRUPTS();
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for( ;; );
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}
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/*-----------------------------------------------------------*/
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#if defined( XPAR_XTMRCTR_NUM_INSTANCES )
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#if( XPAR_XTMRCTR_NUM_INSTANCES > 0 )
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/* This is a default implementation of what is otherwise an application defined
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callback function used to install the tick interrupt handler. It is provided as
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an application callback because the kernel will run on lots of different
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MicroBlaze and FPGA configurations - not all of which will have the same timer
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peripherals defined or available. vApplicationSetupTimerInterrupt() is declared
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as a weak symbol, allowing the application writer to provide their own
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implementation, if this default implementation is not suitable. */
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void vApplicationSetupTimerInterrupt( void )
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{
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portBASE_TYPE xStatus;
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const unsigned char ucTickTimerCounterNumber = ( unsigned char ) 0U;
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const unsigned char ucRunTimeStatsCounterNumber = ( unsigned char ) 1U;
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const unsigned long ulCounterValue = ( ( XPAR_TMRCTR_0_CLOCK_FREQ_HZ / configTICK_RATE_HZ ) - 1UL );
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extern void vPortTickISR( void *pvUnused );
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/* Initialise the timer/counter. */
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xStatus = XTmrCtr_Initialize( &xTickTimerInstance, XPAR_TMRCTR_0_DEVICE_ID );
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if( xStatus == XST_SUCCESS )
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{
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/* Install the tick interrupt handler as the timer ISR.
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*NOTE* The xPortInstallInterruptHandler() API function must be used for
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this purpose. */
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xStatus = xPortInstallInterruptHandler( XPAR_INTC_0_TMRCTR_0_VEC_ID, vPortTickISR, NULL );
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}
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if( xStatus == pdPASS )
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{
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/* Enable the timer interrupt in the interrupt controller.
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*NOTE* The vPortEnableInterrupt() API function must be used for this
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purpose. */
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vPortEnableInterrupt( XPAR_INTC_0_TMRCTR_0_VEC_ID );
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/* Configure the timer interrupt handler. This installs the handler
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directly, rather than through the Xilinx driver. This is done for
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efficiency. */
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XTmrCtr_SetHandler( &xTickTimerInstance, ( void * ) vPortTickISR, NULL );
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/* Set the correct period for the timer. */
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XTmrCtr_SetResetValue( &xTickTimerInstance, ucTickTimerCounterNumber, ulCounterValue );
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/* Enable the interrupts. Auto-reload mode is used to generate a
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periodic tick. Note that interrupts are disabled when this function is
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called, so interrupts will not start to be processed until the first
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task has started to run. */
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XTmrCtr_SetOptions( &xTickTimerInstance, ucTickTimerCounterNumber, ( XTC_INT_MODE_OPTION | XTC_AUTO_RELOAD_OPTION | XTC_DOWN_COUNT_OPTION ) );
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/* Start the timer. */
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XTmrCtr_Start( &xTickTimerInstance, ucTickTimerCounterNumber );
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/* The second timer is used as the time base for the run time stats.
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Auto-reload mode is used to ensure the timer does not stop. */
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XTmrCtr_SetOptions( &xTickTimerInstance, ucRunTimeStatsCounterNumber, XTC_AUTO_RELOAD_OPTION );
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/* Start the timer. */
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XTmrCtr_Start( &xTickTimerInstance, ucRunTimeStatsCounterNumber );
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}
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/* Sanity check that the function executed as expected. */
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configASSERT( ( xStatus == pdPASS ) );
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}
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#endif /* XPAR_XTMRCTR_NUM_INSTANCES > 0 */
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#elif defined (XPAR_XTTCPS_NUM_INSTANCES)
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#if(XPAR_XTTCPS_NUM_INSTANCES > 0)
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void vApplicationSetupTimerInterrupt( void )
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{
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portBASE_TYPE xStatus;
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XInterval usInterval;
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uint8_t ucPrescaler;
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extern void vPortTickISR( void *pvUnused );
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XTtcPs_Config *pxTimerConfiguration;
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/* Initialise the timer/counter. */
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pxTimerConfiguration = XTtcPs_LookupConfig( configTIMER_ID );
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xStatus = XTtcPs_CfgInitialize( &xTickTimerInstance, pxTimerConfiguration, pxTimerConfiguration->BaseAddress );
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if( xStatus != XST_SUCCESS )
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{
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XTtcPs_Stop(&xTickTimerInstance);
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xStatus = XTtcPs_CfgInitialize( &xTickTimerInstance, pxTimerConfiguration, pxTimerConfiguration->BaseAddress );
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if( xStatus != XST_SUCCESS )
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{
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xil_printf( "In %s: Timer Cfg initialization failed...\r\n", __func__ );
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return;
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}
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}
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if( xStatus == XST_SUCCESS )
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{
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/* Install the tick interrupt handler as the timer ISR.
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*NOTE* The xPortInstallInterruptHandler() API function must be used for
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this purpose. */
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xStatus = xPortInstallInterruptHandler( configTIMER_INTERRUPT_ID, vPortTickISR, NULL );
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}
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if( xStatus == pdPASS )
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{
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XTtcPs_SetOptions( &xTickTimerInstance, XTTCPS_OPTION_INTERVAL_MODE | XTTCPS_OPTION_WAVE_DISABLE );
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/*
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* The Xilinx implementation of generating run time task stats uses the same timer used for generating
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* FreeRTOS ticks. In case user decides to generate run time stats the timer time out interval is changed
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* as "configured tick rate * 10". The multiplying factor of 10 is hard coded for Xilinx FreeRTOS ports.
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*/
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#if (configGENERATE_RUN_TIME_STATS == 1)
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XTtcPs_CalcIntervalFromFreq( &xTickTimerInstance, configTICK_RATE_HZ*10, &usInterval, &ucPrescaler );
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#else
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XTtcPs_CalcIntervalFromFreq( &xTickTimerInstance, configTICK_RATE_HZ, &usInterval, &ucPrescaler );
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#endif
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XTtcPs_SetInterval( &xTickTimerInstance, usInterval );
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XTtcPs_SetPrescaler( &xTickTimerInstance, ucPrescaler );
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/* Enable the timer interrupt in the interrupt controller.
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*NOTE* The vPortEnableInterrupt() API function must be used for this
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purpose. */
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vPortEnableInterrupt( configTIMER_INTERRUPT_ID );
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/* Enable the interrupt for timer. */
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XTtcPs_EnableInterrupts( &xTickTimerInstance, XTTCPS_IXR_INTERVAL_MASK );
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/* Start the timer */
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XTtcPs_Start( &xTickTimerInstance );
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}
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/* Sanity check that the function executed as expected. */
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configASSERT( ( xStatus == pdPASS ) );
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}
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#endif /* XPAR_XTTCPS_NUM_INSTANCES */
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#endif /* XPAR_XTMRCTR_NUM_INSTANCES */
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/*-----------------------------------------------------------*/
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#if defined( XPAR_XTMRCTR_NUM_INSTANCES )
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#if( XPAR_XTMRCTR_NUM_INSTANCES > 0 )
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/* This is a default implementation of what is otherwise an application defined
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callback function used to clear whichever timer interrupt is used to generate
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the tick interrupt. It is provided as an application callback because the
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kernel will run on lots of different MicroBlaze and FPGA configurations - not
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all of which will have the same timer peripherals defined or available.
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vApplicationSetupTimerInterrupt() is declared as a weak symbol, allowing the
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application writer to provide their own implementation, if this default
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implementation is not suitable. */
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void vApplicationClearTimerInterrupt( void )
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{
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unsigned long ulCSR;
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/* Clear the timer interrupt */
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ulCSR = XTmrCtr_GetControlStatusReg( XPAR_TMRCTR_0_BASEADDR, 0 );
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XTmrCtr_SetControlStatusReg( XPAR_TMRCTR_0_BASEADDR, 0, ulCSR );
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}
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#endif /* XPAR_XTMRCTR_NUM_INSTANCES > 0 */
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#elif defined (XPAR_XTTCPS_NUM_INSTANCES)
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#if(XPAR_XTTCPS_NUM_INSTANCES > 0)
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void vApplicationClearTimerInterrupt( void )
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{
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uint32_t ulStatusEvent;
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ulStatusEvent = XTtcPs_GetInterruptStatus( &xTickTimerInstance );
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XTtcPs_ClearInterruptStatus( &xTickTimerInstance, ulStatusEvent );
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}
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#endif
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#endif /* XPAR_XTMRCTR_NUM_INSTANCES */
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