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Add very basic serial CLI to the Zynq demo - needs a lot of tidy up yet!

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This commit is contained in:
Richard Barry 2014-01-28 17:41:28 +00:00
parent 51ea2639a9
commit d310ac4552
5 changed files with 154 additions and 71 deletions
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1
FreeRTOS/Demo/CORTEX_A9_Zynq_ZC702/RTOSDemo/.cproject
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@ -32,6 +32,7 @@
</option> </option>
<option id="xilinx.gnu.compiler.dircategory.includes.1516519458" name="Include Paths" superClass="xilinx.gnu.compiler.dircategory.includes" valueType="includePath"> <option id="xilinx.gnu.compiler.dircategory.includes.1516519458" name="Include Paths" superClass="xilinx.gnu.compiler.dircategory.includes" valueType="includePath">
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/FreeRTOS_Source/include}&quot;"/> <listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/FreeRTOS_Source/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/FreeRTOS-Plus-CLI}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/Standard_Demo_Tasks/include}&quot;"/> <listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/Standard_Demo_Tasks/include}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src}&quot;"/> <listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src}&quot;"/>
<listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/FreeRTOS_Source/portable/GCC/ARM_CA9}&quot;"/> <listOptionValue builtIn="false" value="&quot;${workspace_loc:/${ProjName}/src/FreeRTOS_Source/portable/GCC/ARM_CA9}&quot;"/>

10
FreeRTOS/Demo/CORTEX_A9_Zynq_ZC702/RTOSDemo/.project
View file

@ -24,6 +24,11 @@
<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature> <nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
</natures> </natures>
<linkedResources> <linkedResources>
<link>
<name>src/FreeRTOS-Plus-CLI</name>
<type>2</type>
<locationURI>FREERTOS_ROOT/FreeRTOS-Plus/Source/FreeRTOS-Plus-CLI</locationURI>
</link>
<link> <link>
<name>src/FreeRTOS_Source</name> <name>src/FreeRTOS_Source</name>
<type>2</type> <type>2</type>
@ -34,6 +39,11 @@
<type>2</type> <type>2</type>
<locationURI>FREERTOS_ROOT/FreeRTOS/Demo/Common</locationURI> <locationURI>FREERTOS_ROOT/FreeRTOS/Demo/Common</locationURI>
</link> </link>
<link>
<name>src/UARTCommandConsole.c</name>
<type>1</type>
<locationURI>FREERTOS_ROOT/FreeRTOS-Plus/Demo/Common/FreeRTOS_Plus_CLI_Demos/UARTCommandConsole.c</locationURI>
</link>
</linkedResources> </linkedResources>
<filteredResources> <filteredResources>
<filter> <filter>

3
FreeRTOS/Demo/CORTEX_A9_Zynq_ZC702/RTOSDemo/src/main.c
View file

@ -128,6 +128,8 @@ void vApplicationIdleHook( void );
void vApplicationStackOverflowHook( xTaskHandle pxTask, char *pcTaskName ); void vApplicationStackOverflowHook( xTaskHandle pxTask, char *pcTaskName );
void vApplicationTickHook( void ); void vApplicationTickHook( void );
XScuGic xInterruptController;
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
int main( void ) int main( void )
@ -155,7 +157,6 @@ static void prvSetupHardware( void )
{ {
BaseType_t xStatus; BaseType_t xStatus;
XScuGic_Config *pxGICConfig; XScuGic_Config *pxGICConfig;
XScuGic xInterruptController;
/* Ensure no interrupts execute while the scheduler is in an inconsistent /* Ensure no interrupts execute while the scheduler is in an inconsistent
state. Interrupts are automatically enabled when the scheduler is state. Interrupts are automatically enabled when the scheduler is

13
FreeRTOS/Demo/CORTEX_A9_Zynq_ZC702/RTOSDemo/src/main_full.c
View file

@ -228,6 +228,11 @@ extern void vRegTest2Implementation( void );
extern void vRegisterSampleCLICommands( void ); extern void vRegisterSampleCLICommands( void );
extern void vRegisterFileSystemCLICommands( void ); extern void vRegisterFileSystemCLICommands( void );
/*
* The task that manages the FreeRTOS+CLI input and output.
*/
extern void vUARTCommandConsoleStart( uint16_t usStackSize, UBaseType_t uxPriority );
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
/* The following two variables are used to communicate the status of the /* The following two variables are used to communicate the status of the
@ -240,10 +245,6 @@ volatile unsigned long ulRegTest1LoopCounter = 0UL, ulRegTest2LoopCounter = 0UL;
void main_full( void ) void main_full( void )
{ {
/* The baud rate setting here has no effect, hence it is set to 0 to
make that obvious. */
// xSerialPortInitMinimal( 0, mainUART_QUEUE_LENGTHS );
/* Start all the other standard demo/test tasks. The have not particular /* Start all the other standard demo/test tasks. The have not particular
functionality, but do demonstrate how to use the FreeRTOS API and test the functionality, but do demonstrate how to use the FreeRTOS API and test the
kernel port. */ kernel port. */
@ -260,7 +261,7 @@ void main_full( void )
/* Start the tasks that implements the command console on the UART, as /* Start the tasks that implements the command console on the UART, as
described above. */ described above. */
// vUARTCommandConsoleStart( mainUART_COMMAND_CONSOLE_STACK_SIZE, mainUART_COMMAND_CONSOLE_TASK_PRIORITY ); vUARTCommandConsoleStart( mainUART_COMMAND_CONSOLE_STACK_SIZE, mainUART_COMMAND_CONSOLE_TASK_PRIORITY );
/* Register the standard CLI commands. */ /* Register the standard CLI commands. */
// vRegisterSampleCLICommands(); // vRegisterSampleCLICommands();
@ -294,7 +295,7 @@ void main_full( void )
for( ;; ); for( ;; );
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
#error Fails when the tick hook is used
static void prvCheckTask( void *pvParameters ) static void prvCheckTask( void *pvParameters )
{ {
portTickType xDelayPeriod = mainNO_ERROR_CHECK_TASK_PERIOD; portTickType xDelayPeriod = mainNO_ERROR_CHECK_TASK_PERIOD;

198
FreeRTOS/Demo/CORTEX_A9_Zynq_ZC702/RTOSDemo/src/serial.c
View file

@ -1,82 +1,83 @@
/* /*
FreeRTOS V8.0.0:rc2 - Copyright (C) 2014 Real Time Engineers Ltd. FreeRTOS V8.0.0:rc2 - Copyright (C) 2014 Real Time Engineers Ltd.
All rights reserved All rights reserved
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
*************************************************************************** ***************************************************************************
* * * *
* FreeRTOS provides completely free yet professionally developed, * * FreeRTOS provides completely free yet professionally developed, *
* robust, strictly quality controlled, supported, and cross * * robust, strictly quality controlled, supported, and cross *
* platform software that has become a de facto standard. * * platform software that has become a de facto standard. *
* * * *
* Help yourself get started quickly and support the FreeRTOS * * Help yourself get started quickly and support the FreeRTOS *
* project by purchasing a FreeRTOS tutorial book, reference * * project by purchasing a FreeRTOS tutorial book, reference *
* manual, or both from: http://www.FreeRTOS.org/Documentation * * manual, or both from: http://www.FreeRTOS.org/Documentation *
* * * *
* Thank you! * * Thank you! *
* * * *
*************************************************************************** ***************************************************************************
This file is part of the FreeRTOS distribution. This file is part of the FreeRTOS distribution.
FreeRTOS is free software; you can redistribute it and/or modify it under 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 the terms of the GNU General Public License (version 2) as published by the
Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception. Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.
>>! NOTE: The modification to the GPL is included to allow you to distribute >>! NOTE: The modification to the GPL is included to allow you to distribute
>>! a combined work that includes FreeRTOS without being obliged to provide >>! a combined work that includes FreeRTOS without being obliged to provide
>>! the source code for proprietary components outside of the FreeRTOS >>! the source code for proprietary components outside of the FreeRTOS
>>! kernel. >>! kernel.
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. Full license text is available from the following FOR A PARTICULAR PURPOSE. Full license text is available from the following
link: http://www.freertos.org/a00114.html link: http://www.freertos.org/a00114.html
1 tab == 4 spaces! 1 tab == 4 spaces!
*************************************************************************** ***************************************************************************
* * * *
* Having a problem? Start by reading the FAQ "My application does * * Having a problem? Start by reading the FAQ "My application does *
* not run, what could be wrong?" * * not run, what could be wrong?" *
* * * *
* http://www.FreeRTOS.org/FAQHelp.html * * http://www.FreeRTOS.org/FAQHelp.html *
* * * *
*************************************************************************** ***************************************************************************
http://www.FreeRTOS.org - Documentation, books, training, latest versions, http://www.FreeRTOS.org - Documentation, books, training, latest versions,
license and Real Time Engineers Ltd. contact details. license and Real Time Engineers Ltd. contact details.
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
including FreeRTOS+Trace - an indispensable productivity tool, a DOS including FreeRTOS+Trace - an indispensable productivity tool, a DOS
compatible FAT file system, and our tiny thread aware UDP/IP stack. compatible FAT file system, and our tiny thread aware UDP/IP stack.
http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High
Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS
licenses offer ticketed support, indemnification and middleware. licenses offer ticketed support, indemnification and middleware.
http://www.SafeRTOS.com - High Integrity Systems also provide a safety http://www.SafeRTOS.com - High Integrity Systems also provide a safety
engineered and independently SIL3 certified version for use in safety and engineered and independently SIL3 certified version for use in safety and
mission critical applications that require provable dependability. mission critical applications that require provable dependability.
1 tab == 4 spaces! 1 tab == 4 spaces!
*/ */
/* /*
BASIC INTERRUPT DRIVEN SERIAL PORT DRIVER FOR UART2. BASIC INTERRUPT DRIVEN SERIAL PORT DRIVER FOR UART2.
***Note*** This example uses queues to send each character into an interrupt ***Note*** This example uses queues to send each character into an interrupt
service routine and out of an interrupt service routine individually. This service routine and out of an interrupt service routine individually. This
is done to demonstrate queues being used in an interrupt, and to deliberately is done to demonstrate queues being used in an interrupt, and to deliberately
load the system to test the FreeRTOS port. It is *NOT* meant to be an load the system to test the FreeRTOS port. It is *NOT* meant to be an
example of an efficient implementation. An efficient implementation should example of an efficient implementation. An efficient implementation should
use the DMA, and only use FreeRTOS API functions when enough has been use the DMA, and only use FreeRTOS API functions when enough has been
received to warrant a task being unblocked to process the data. received to warrant a task being unblocked to process the data.
*/ */
/* Scheduler includes. */ /* Scheduler includes. */
#include "FreeRTOS.h" #include "FreeRTOS.h"
#include "task.h"
#include "queue.h" #include "queue.h"
#include "semphr.h" #include "semphr.h"
#include "comtest2.h" #include "comtest2.h"
@ -84,35 +85,104 @@
/* Demo application includes. */ /* Demo application includes. */
#include "serial.h" #include "serial.h"
/* Xilinx includes. */
#include "xuartps.h"
#include "xscugic.h"
#include "xil_exception.h"
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
static XUartPs xUARTInstance;
extern XScuGic xInterruptController;
/*-----------------------------------------------------------*/
static void prvISRHandler( void *pvUnused, uint32_t ulEvent, uint32_t ulUnused2 );
/* /*
* See the serial2.h header file. * See the serial2.h header file.
*/ */
xComPortHandle xSerialPortInitMinimal( unsigned long ulWantedBaud, unsigned portBASE_TYPE uxQueueLength ) xComPortHandle xSerialPortInitMinimal( uint32_t ulWantedBaud, UBaseType_t uxQueueLength )
{ {
return NULL; BaseType_t xStatus;
XUartPs_Config *pxConfig;
/* Look up the UART configuration then initialise the dirver. */
pxConfig = XUartPs_LookupConfig( XPAR_XUARTPS_0_DEVICE_ID );
configASSERT( pxConfig );
xStatus = XUartPs_CfgInitialize( &xUARTInstance, pxConfig, pxConfig->BaseAddress );
configASSERT( xStatus == XST_SUCCESS );
XUartPs_SetBaudRate( &xUARTInstance, ulWantedBaud );
XUartPs_SetOperMode( &xUARTInstance, XUARTPS_OPER_MODE_NORMAL );
return 0;
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
signed portBASE_TYPE xSerialGetChar( xComPortHandle pxPort, signed char *pcRxedChar, portTickType xBlockTime ) BaseType_t xSerialGetChar( xComPortHandle pxPort, signed char *pcRxedChar, portTickType xBlockTime )
{ {
return 0; TickType_t xTimeOnEntering;
const TickType_t xDelay = 10UL / portTICK_PERIOD_MS;
BaseType_t xReturn = 0;
xTimeOnEntering = xTaskGetTickCount();
do
{
/* Only wanting to receive one key press at a time. */
if( XUartPs_Recv( &xUARTInstance, pcRxedChar, sizeof( pcRxedChar ) ) != 0 )
{
xReturn = 1;
break;
}
else
{
vTaskDelay( xDelay );
}
} while( ( xTaskGetTickCount() - xTimeOnEntering ) <= xBlockTime );
return xReturn;
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
void vSerialPutString( xComPortHandle pxPort, const signed char * const pcString, unsigned short usStringLength ) void vSerialPutString( xComPortHandle pxPort, const signed char * const pcString, unsigned short usStringLength )
{ {
static const xTxDelay = 10UL / portTICK_PERIOD_MS;
uint32_t ulBytesSent = 0UL;
( void ) pxPort;
while( ulBytesSent < usStringLength )
{
ulBytesSent += XUartPs_Send( &xUARTInstance, pcString + ulBytesSent, usStringLength - ulBytesSent );
while( XUartPs_IsSending( &xUARTInstance ) )
{
vTaskDelay( xTxDelay );
}
}
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
signed portBASE_TYPE xSerialPutChar( xComPortHandle pxPort, signed char cOutChar, portTickType xBlockTime ) signed portBASE_TYPE xSerialPutChar( xComPortHandle pxPort, signed char cOutChar, portTickType xBlockTime )
{ {
static const xTxDelay = 10UL / portTICK_PERIOD_MS;
XUartPs_Send( &xUARTInstance, &cOutChar, sizeof( cOutChar ) );
while( XUartPs_IsSending( &xUARTInstance ) )
{
vTaskDelay( xTxDelay );
}
return 0; return 0;
} }
/*-----------------------------------------------------------*/ /*-----------------------------------------------------------*/
void vSerialClose( xComPortHandle xPort ) void vSerialClose(xComPortHandle xPort)
{ {
/* Not supported as not required by the demo application. */ /* Not supported as not required by the demo application. */
} }