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Add serial test code (not yet complete).

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This commit is contained in:
Richard Barry 2008-08-08 15:55:31 +00:00
parent 3ea597543a
commit 3a8161372d
4 changed files with 265 additions and 15 deletions
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2
Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/FreeRTOSConfig.h
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@ -65,7 +65,7 @@
#define configUSE_PREEMPTION 1
#define configUSE_IDLE_HOOK 0
#define configUSE_TICK_HOOK 0
#define configCPU_CLOCK_HZ ( ( unsigned portLONG ) 25000000 )
#define configCPU_CLOCK_HZ ( ( unsigned portLONG ) 64000000 )
#define configTICK_RATE_HZ ( ( portTickType ) 1000 )
#define configMINIMAL_STACK_SIZE ( ( unsigned portSHORT ) 90 )
#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 24000 ) )

8
Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/Makefile
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@ -2,17 +2,19 @@ RM := rm -rf
FREERTOS_SOURCE_DIR=./../../../Source
PORT_SOURCE_DIR=./../../../Source/portable/GCC/ColdFire_V2
COMMON_DEMO_CODE_DIR=./../../Common/Minimal
COMMON_DEMO_SOURCE_DIR=./../../Common/Minimal
OUTPUT_DIR=./bin
CPU=528x
LINKER_SCRIPT=m5282evb-ram-hosted.ld
OUTPUT_FILENAME=RTOSDemo.elf
CC=m68k-elf-gcc
AS=m68K-elf-as
VPATH=$(FREERTOS_SOURCE_DIR) : $(PORT_SOURCE_DIR) : $(COMMON_DEMO_CODE_DIR) : $(FREERTOS_SOURCE_DIR)/portable/MemMang : . : ./ParTest
VPATH=$(FREERTOS_SOURCE_DIR) : $(PORT_SOURCE_DIR) : $(COMMON_DEMO_SOURCE_DIR) : $(FREERTOS_SOURCE_DIR)/portable/MemMang : . : ./ParTest : ./serial
OBJS = $(OUTPUT_DIR)/portasm.o \
$(OUTPUT_DIR)/main.o \
$(OUTPUT_DIR)/serial.o \
$(OUTPUT_DIR)/comtest.o \
$(OUTPUT_DIR)/flash.o \
$(OUTPUT_DIR)/ParTest.o \
$(OUTPUT_DIR)/BlockQ.o \
@ -36,7 +38,7 @@ C_DEPS = $(OBJS:.o=.d)
CFLAGS= -I"$(FREERTOS_SOURCE_DIR)/include" \
-I"include" \
-I"$(COMMON_DEMO_CODE_DIR)/../include" \
-I"$(COMMON_DEMO_SOURCE_DIR)/../include" \
-I"$(PORT_SOURCE_DIR)" \
-I./MCF5282 \
-I. \

44
Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/main.c
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@ -85,6 +85,7 @@
#include "QPeek.h"
#include "recmutex.h"
#include "IntQueue.h"
#include "comtest2.h"
/*-----------------------------------------------------------*/
@ -99,7 +100,12 @@ error has been detected. */
/* The LED controlled by the 'check' task. */
#define mainCHECK_LED ( 3 )
/* Contest constants - there is no free LED for the comtest. */
#define mainCOM_TEST_BAUD_RATE ( ( unsigned portLONG ) 115200 )
#define mainCOM_TEST_LED ( 5 )
/* Task priorities. */
#define mainCOM_TEST_PRIORITY ( tskIDLE_PRIORITY + 2 )
#define mainQUEUE_POLL_PRIORITY ( tskIDLE_PRIORITY + 2 )
#define mainCHECK_TASK_PRIORITY ( tskIDLE_PRIORITY + 3 )
#define mainSEM_TEST_PRIORITY ( tskIDLE_PRIORITY + 1 )
@ -108,7 +114,6 @@ error has been detected. */
#define mainINTEGER_TASK_PRIORITY ( tskIDLE_PRIORITY )
#define mainGEN_QUEUE_TASK_PRIORITY ( tskIDLE_PRIORITY )
/*
* Configure the hardware for the demo.
*/
@ -137,6 +142,7 @@ int main( void )
vStartGenericQueueTasks( mainGEN_QUEUE_TASK_PRIORITY );
vStartQueuePeekTasks();
vStartRecursiveMutexTasks();
vAltStartComTestTasks( mainCOM_TEST_PRIORITY, mainCOM_TEST_BAUD_RATE, mainCOM_TEST_LED );
/* Create the check task. */
xTaskCreate( prvCheckTask, ( signed portCHAR * ) "Check", configMINIMAL_STACK_SIZE, NULL, mainCHECK_TASK_PRIORITY, NULL );
@ -157,7 +163,7 @@ int main( void )
static void prvCheckTask( void *pvParameters )
{
unsigned ulTicksToWait = mainNO_ERROR_PERIOD;
unsigned ulTicksToWait = mainNO_ERROR_PERIOD, ulError = 0;
portTickType xLastExecutionTime;
( void ) pvParameters;
@ -174,37 +180,46 @@ portTickType xLastExecutionTime;
/* Has an error been found in any task? */
if( xAreGenericQueueTasksStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x01UL;
}
else if( xAreQueuePeekTasksStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x02UL;
}
else if( xAreBlockingQueuesStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x04UL;
}
else if( xAreBlockTimeTestTasksStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x10UL;
}
else if( xAreSemaphoreTasksStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x20UL;
}
else if( xArePollingQueuesStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x40UL;
}
else if( xIsCreateTaskStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x80UL;
}
else if( xAreIntegerMathsTaskStillRunning() != pdTRUE )
{
ulTicksToWait = mainERROR_PERIOD;
ulError |= 0x100UL;
}
else if( xAreRecursiveMutexTasksStillRunning() != pdTRUE )
{
ulError |= 0x200UL;
}
else if( xAreComTestTasksStillRunning() != pdTRUE )
{
ulError |= 0x400UL;
}
if( ulError != 0 )
{
ulTicksToWait = mainERROR_PERIOD;
}
@ -216,6 +231,15 @@ portTickType xLastExecutionTime;
void prvSetupHardware( void )
{
/* Multiply 8Mhz reference crystal by 8 to achieve system clock of 64Mhz. */
MCF_CLOCK_SYNCR = MCF_CLOCK_SYNCR_MFD( 2 );
/* Wait for PLL to lock. */
while( !( MCF_CLOCK_SYNSR & MCF_CLOCK_SYNSR_LOCK ) )
{
__asm__ volatile ( "NOP" );
}
vParTestInitialise();
}
/*-----------------------------------------------------------*/

224
Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/serial/serial.c Normal file
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@ -0,0 +1,224 @@
/*
FreeRTOS.org V5.0.3 - Copyright (C) 2003-2008 Richard Barry.
This file is part of the FreeRTOS.org distribution.
FreeRTOS.org is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FreeRTOS.org 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
along with FreeRTOS.org; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
A special exception to the GPL can be applied should you wish to distribute
a combined work that includes FreeRTOS.org, without being obliged to provide
the source code for any proprietary components. See the licensing section
of http://www.FreeRTOS.org for full details of how and when the exception
can be applied.
***************************************************************************
***************************************************************************
* *
* SAVE TIME AND MONEY! We can port FreeRTOS.org to your own hardware, *
* and even write all or part of your application on your behalf. *
* See http://www.OpenRTOS.com for details of the services we provide to *
* expedite your project. *
* *
***************************************************************************
***************************************************************************
Please ensure to read the configuration and relevant port sections of the
online documentation.
http://www.FreeRTOS.org - Documentation, latest information, license and
contact details.
http://www.SafeRTOS.com - A version that is certified for use in safety
critical systems.
http://www.OpenRTOS.com - Commercial support, development, porting,
licensing and training services.
*/
/* BASIC INTERRUPT DRIVEN SERIAL PORT DRIVER.
NOTE: This driver is primarily to test the scheduler functionality. It does
not effectively use the buffers or DMA and is therefore not intended to be
an example of an efficient driver. */
/* Standard include file. */
#include <stdlib.h>
/* Scheduler include files. */
#include "FreeRTOS.h"
#include "queue.h"
#include "task.h"
/* Demo app include files. */
#include "serial.h"
/* Hardware definitions. */
#define serNO_PARITY ( ( unsigned portCHAR ) 0x10 << 3 )
#define ser8DATA_BITS ( ( unsigned portCHAR ) 0x11 )
#define ser1STOP_BIT ( ( unsigned portCHAR ) 0x111 )
#define serSYSTEM_CLOCK ( ( unsigned portCHAR ) 0xdd )
#define serTX_OUTPUT ( ( unsigned portCHAR ) 0x04 )
#define serRX_INPUT ( ( unsigned portCHAR ) 0x08 )
#define serTX_ENABLE ( ( unsigned portCHAR ) 0x04 )
#define serRX_ENABLE ( ( unsigned portCHAR ) 0x01 )
#define serTX_INT ( ( unsigned portCHAR ) 0x01 )
#define serRX_INT ( ( unsigned portCHAR ) 0x02 )
/* The queues used to communicate between tasks and ISR's. */
static xQueueHandle xRxedChars;
static xQueueHandle xCharsForTx;
/* Flag used to indicate the tx status. */
static portBASE_TYPE xTxHasEnded;
/*-----------------------------------------------------------*/
/* The UART interrupt handler. */
void __attribute__( ( interrupt ) ) __cs3_isr_interrupt_78( void );
/*-----------------------------------------------------------*/
xComPortHandle xSerialPortInitMinimal( unsigned portLONG ulWantedBaud, unsigned portBASE_TYPE uxQueueLength )
{
const unsigned portLONG ulBaudRateDivisor = ( configCPU_CLOCK_HZ / ( 32 * ulWantedBaud ) );
/* Create the queues used by the com test task. */
xRxedChars = xQueueCreate( uxQueueLength, ( unsigned portBASE_TYPE ) sizeof( signed portCHAR ) );
xCharsForTx = xQueueCreate( uxQueueLength, ( unsigned portBASE_TYPE ) sizeof( signed portCHAR ) );
/* Set the pins to UART mode. */
MCF_PAD_PUAPAR |= ( serTX_OUTPUT | serRX_INPUT );
/* Configure the UART. */
MCF_UART1_UMR1 = serNO_PARITY | ser8DATA_BITS;
MCF_UART1_UMR2 = ser1STOP_BIT;
MCF_UART1_UCSR = serSYSTEM_CLOCK;
MCF_UART1_UBG1 = ( unsigned portCHAR ) ( ( ulBaudRateDivisor >> 8UL ) & 0xffUL );
MCF_UART1_UBG2 = ( unsigned portCHAR ) ( ulBaudRateDivisor & 0xffUL );
/* Reset the peripheral before turning it on. */
MCF_UART1_UCR = MCF_UART_UCR_RESET_MR;
MCF_UART1_UCR = MCF_UART_UCR_RESET_RX;
MCF_UART1_UCR = MCF_UART_UCR_RESET_TX;
MCF_UART1_UCR = MCF_UART_UCR_RESET_ERROR;
MCF_UART1_UCR = serTX_ENABLE | serRX_ENABLE;
/* Configure the interrupt controller. Run the UARTs above the kernel
interrupt priority for demo purposes. */
MCF_INTC0_ICR14 = ( ( configKERNEL_INTERRUPT_PRIORITY + 1 ) | ( 1 << 3 ) );
MCF_INTC0_IMRL &= ~MCF_INTC_IMRL_INT_MASK14;
/* The Tx interrupt is not enabled until there is data to send. */
MCF_UART0_UIMR = serRX_INT;
/* Only a single port is implemented so we don't need to return anything. */
return NULL;
}
/*-----------------------------------------------------------*/
signed portBASE_TYPE xSerialGetChar( xComPortHandle pxPort, signed portCHAR *pcRxedChar, portTickType xBlockTime )
{
/* Only one port is supported. */
( void ) pxPort;
/* Get the next character from the buffer. Return false if no characters
are available or arrive before xBlockTime expires. */
if( xQueueReceive( xRxedChars, pcRxedChar, xBlockTime ) )
{
return pdTRUE;
}
else
{
return pdFALSE;
}
}
/*-----------------------------------------------------------*/
signed portBASE_TYPE xSerialPutChar( xComPortHandle pxPort, signed portCHAR cOutChar, portTickType xBlockTime )
{
/* Only one port is supported. */
( void ) pxPort;
/* Return false if after the block time there is no room on the Tx queue. */
if( xQueueSend( xCharsForTx, &cOutChar, xBlockTime ) != pdPASS )
{
return pdFAIL;
}
/* A critical section should not be required as xTxHasEnded will not be
written to by the ISR if it is already 0 (is this correct?). */
if( xTxHasEnded )
{
xTxHasEnded = pdFALSE;
MCF_UART0_UIMR = serRX_INT | serTX_INT;
}
return pdPASS;
}
/*-----------------------------------------------------------*/
void vSerialClose( xComPortHandle xPort )
{
( void ) xPort;
}
/*-----------------------------------------------------------*/
void __cs3_isr_interrupt_78( void )
{
unsigned portCHAR ucChar;
portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE, xDoneSomething = pdTRUE;
while( xDoneSomething != pdFALSE )
{
xDoneSomething = pdFALSE;
/* Does the tx buffer contain space? */
if( ( MCF_UART0_USR & MCF_UART_USR_TXRDY ) != 0x00 )
{
/* Are there any characters queued to be sent? */
if( xQueueReceiveFromISR( xCharsForTx, &ucChar, &xHigherPriorityTaskWoken ) == pdTRUE )
{
/* Send the next char. */
MCF_UART0_UTB = ucChar;
xDoneSomething = pdTRUE;
}
else
{
/* Turn off the Tx interrupt until such time as another character
is being transmitted. */
MCF_UART0_UIMR = serRX_INT;
}
}
if( MCF_UART0_USR & MCF_UART_USR_RXRDY )
{
ucChar = MCF_UART0_URB;
xQueueSendFromISR( xRxedChars, &ucChar, &xHigherPriorityTaskWoken );
xDoneSomething = pdTRUE;
}
}
portEND_SWITCHING_ISR( xHigherPriorityTaskWoken );
}