Qemu mps2 networking (#439)

* Demo: Add Support for netwroking in Qemu for MPS2 AN385
* Add tcp echo client
* Add steps to Readme
This commit is contained in:
alfred gedeon 2020-12-03 23:44:57 -08:00 committed by GitHub
parent 79e432738b
commit b7b9ccb099
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25 changed files with 8101 additions and 498 deletions

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@ -22,7 +22,6 @@
* https://www.FreeRTOS.org
* https://github.com/FreeRTOS
*
* 1 tab == 4 spaces!
*/
/******************************************************************************
@ -34,11 +33,11 @@
* If mainSELECTED_APPLICATION = BLINKY_DEMO the simple blinky demo will be built.
* The simply blinky demo is implemented and described in main_blinky.c.
*
* If mainSELECTED_APPLICATION = FULL_DEMO the more comprehensive test and demo
* If mainSELECTED_APPLICATION = FULL_DEMO the more comprehensive test and demo
* application built. This is implemented and described in main_full.c.
*
* If mainSELECTED_APPLICATION = ECHO_CLIENT_DEMO the tcp echo demo will be built.
* This is implemented and described in main_networking.c
* If mainSELECTED_APPLICATION = ECHO_CLIENT_DEMO the tcp echo demo will be built.
* This is implemented and described in main_networking.c
*
* This file implements the code that is not demo specific, including the
* hardware setup and FreeRTOS hook functions.
@ -94,14 +93,14 @@ void vFullDemoIdleFunction( void );
void vApplicationMallocFailedHook( void );
void vApplicationIdleHook( void );
void vApplicationStackOverflowHook( TaskHandle_t pxTask,
char *pcTaskName );
char *pcTaskName );
void vApplicationTickHook( void );
void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer,
StackType_t **ppxIdleTaskStackBuffer,
uint32_t *pulIdleTaskStackSize );
StackType_t **ppxIdleTaskStackBuffer,
uint32_t *pulIdleTaskStackSize );
void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer,
StackType_t **ppxTimerTaskStackBuffer,
uint32_t *pulTimerTaskStackSize );
StackType_t **ppxTimerTaskStackBuffer,
uint32_t *pulTimerTaskStackSize );
/*
* Writes trace data to a disk file when the trace recording is stopped.
@ -125,224 +124,224 @@ static BaseType_t xTraceRunning = pdTRUE;
int main( void )
{
/* Do not include trace code when performing a code coverage analysis. */
#if ( projCOVERAGE_TEST != 1 )
{
/* Initialise the trace recorder. Use of the trace recorder is optional.
See http://www.FreeRTOS.org/trace for more information. */
vTraceEnable( TRC_START );
/* Do not include trace code when performing a code coverage analysis. */
#if ( projCOVERAGE_TEST != 1 )
{
/* Initialise the trace recorder. Use of the trace recorder is optional.
See http://www.FreeRTOS.org/trace for more information. */
vTraceEnable( TRC_START );
/* Start the trace recording - the recording is written to a file if
configASSERT() is called. */
printf( "\r\nTrace started.\r\nThe trace will be dumped to disk if a call to configASSERT() fails.\r\n" );
printf( "\r\nThe trace will be dumped to disk if Enter is hit.\r\n" );
uiTraceStart();
}
#endif
/* Start the trace recording - the recording is written to a file if
configASSERT() is called. */
printf( "\r\nTrace started.\r\nThe trace will be dumped to disk if a call to configASSERT() fails.\r\n" );
printf( "\r\nThe trace will be dumped to disk if Enter is hit.\r\n" );
uiTraceStart();
}
#endif
console_init();
#if ( mainSELECTED_APPLICATION == ECHO_CLIENT_DEMO )
{
console_print("Starting echo client demo\n");
main_tcp_echo_client_tasks();
}
#elif ( mainSELECTED_APPLICATION == BLINKY_DEMO )
{
console_print("Starting echo blinky demo\n");
main_blinky();
}
#elif ( mainSELECTED_APPLICATION == FULL_DEMO)
{
console_print("Starting full demo\n");
main_full();
}
#else
{
#error "The selected demo is not valid"
}
#endif /* if ( mainSELECTED_APPLICATION ) */
console_init();
#if ( mainSELECTED_APPLICATION == ECHO_CLIENT_DEMO )
{
console_print("Starting echo client demo\n");
main_tcp_echo_client_tasks();
}
#elif ( mainSELECTED_APPLICATION == BLINKY_DEMO )
{
console_print("Starting echo blinky demo\n");
main_blinky();
}
#elif ( mainSELECTED_APPLICATION == FULL_DEMO)
{
console_print("Starting full demo\n");
main_full();
}
#else
{
#error "The selected demo is not valid"
}
#endif /* if ( mainSELECTED_APPLICATION ) */
return 0;
return 0;
}
/*-----------------------------------------------------------*/
void vApplicationMallocFailedHook( void )
{
/* vApplicationMallocFailedHook() will only be called if
configUSE_MALLOC_FAILED_HOOK is set to 1 in FreeRTOSConfig.h. It is a hook
function that will get called if a call to pvPortMalloc() fails.
pvPortMalloc() is called internally by the kernel whenever a task, queue,
timer or semaphore is created. It is also called by various parts of the
demo application. If heap_1.c, heap_2.c or heap_4.c is being used, then the
size of the heap available to pvPortMalloc() is defined by
configTOTAL_HEAP_SIZE in FreeRTOSConfig.h, and the xPortGetFreeHeapSize()
API function can be used to query the size of free heap space that remains
(although it does not provide information on how the remaining heap might be
fragmented). See http://www.freertos.org/a00111.html for more
information. */
vAssertCalled( __FILE__, __LINE__ );
/* vApplicationMallocFailedHook() will only be called if
configUSE_MALLOC_FAILED_HOOK is set to 1 in FreeRTOSConfig.h. It is a hook
function that will get called if a call to pvPortMalloc() fails.
pvPortMalloc() is called internally by the kernel whenever a task, queue,
timer or semaphore is created. It is also called by various parts of the
demo application. If heap_1.c, heap_2.c or heap_4.c is being used, then the
size of the heap available to pvPortMalloc() is defined by
configTOTAL_HEAP_SIZE in FreeRTOSConfig.h, and the xPortGetFreeHeapSize()
API function can be used to query the size of free heap space that remains
(although it does not provide information on how the remaining heap might be
fragmented). See http://www.freertos.org/a00111.html for more
information. */
vAssertCalled( __FILE__, __LINE__ );
}
/*-----------------------------------------------------------*/
void vApplicationIdleHook( void )
{
/* vApplicationIdleHook() will only be called if configUSE_IDLE_HOOK is set
to 1 in FreeRTOSConfig.h. It will be called on each iteration of the idle
task. It is essential that code added to this hook function never attempts
to block in any way (for example, call xQueueReceive() with a block time
specified, or call vTaskDelay()). If application tasks make use of the
vTaskDelete() API function to delete themselves then it is also important
that vApplicationIdleHook() is permitted to return to its calling function,
because it is the responsibility of the idle task to clean up memory
allocated by the kernel to any task that has since deleted itself. */
/* vApplicationIdleHook() will only be called if configUSE_IDLE_HOOK is set
to 1 in FreeRTOSConfig.h. It will be called on each iteration of the idle
task. It is essential that code added to this hook function never attempts
to block in any way (for example, call xQueueReceive() with a block time
specified, or call vTaskDelay()). If application tasks make use of the
vTaskDelete() API function to delete themselves then it is also important
that vApplicationIdleHook() is permitted to return to its calling function,
because it is the responsibility of the idle task to clean up memory
allocated by the kernel to any task that has since deleted itself. */
usleep(15000);
traceOnEnter();
usleep(15000);
traceOnEnter();
#if ( mainSELECTED_APPLICATION == FULL_DEMO )
{
/* Call the idle task processing used by the full demo. The simple
blinky demo does not use the idle task hook. */
vFullDemoIdleFunction();
}
#endif
#if ( mainSELECTED_APPLICATION == FULL_DEMO )
{
/* Call the idle task processing used by the full demo. The simple
blinky demo does not use the idle task hook. */
vFullDemoIdleFunction();
}
#endif
}
/*-----------------------------------------------------------*/
void vApplicationStackOverflowHook( TaskHandle_t pxTask,
char *pcTaskName )
char *pcTaskName )
{
( void ) pcTaskName;
( void ) pxTask;
( void ) pcTaskName;
( void ) pxTask;
/* Run time stack overflow checking is performed if
configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2. This hook
function is called if a stack overflow is detected. This function is
provided as an example only as stack overflow checking does not function
when running the FreeRTOS POSIX port. */
vAssertCalled( __FILE__, __LINE__ );
/* Run time stack overflow checking is performed if
configCHECK_FOR_STACK_OVERFLOW is defined to 1 or 2. This hook
function is called if a stack overflow is detected. This function is
provided as an example only as stack overflow checking does not function
when running the FreeRTOS POSIX port. */
vAssertCalled( __FILE__, __LINE__ );
}
/*-----------------------------------------------------------*/
void vApplicationTickHook( void )
{
/* This function will be called by each tick interrupt if
configUSE_TICK_HOOK is set to 1 in FreeRTOSConfig.h. User code can be
added here, but the tick hook is called from an interrupt context, so
code must not attempt to block, and only the interrupt safe FreeRTOS API
functions can be used (those that end in FromISR()). */
/* This function will be called by each tick interrupt if
configUSE_TICK_HOOK is set to 1 in FreeRTOSConfig.h. User code can be
added here, but the tick hook is called from an interrupt context, so
code must not attempt to block, and only the interrupt safe FreeRTOS API
functions can be used (those that end in FromISR()). */
#if (mainSELECTED_APPLICATION == FULL_DEMO )
{
vFullDemoTickHookFunction();
}
#endif /* mainSELECTED_APPLICATION */
#if (mainSELECTED_APPLICATION == FULL_DEMO )
{
vFullDemoTickHookFunction();
}
#endif /* mainSELECTED_APPLICATION */
}
void traceOnEnter()
{
int ret;
struct timeval tv = { 0L, 0L };
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
ret = select(1, &fds, NULL, NULL, &tv);
if ( ret > 0 )
{
if( xTraceRunning == pdTRUE )
{
prvSaveTraceFile();
}
/* clear the buffer */
char buffer[200];
read(1, &buffer, 200);
}
int ret;
struct timeval tv = { 0L, 0L };
fd_set fds;
FD_ZERO(&fds);
FD_SET(0, &fds);
ret = select(1, &fds, NULL, NULL, &tv);
if ( ret > 0 )
{
if( xTraceRunning == pdTRUE )
{
prvSaveTraceFile();
}
/* clear the buffer */
char buffer[200];
read(1, &buffer, 200);
}
}
void vLoggingPrintf( const char *pcFormat,
... )
... )
{
va_list arg;
va_start( arg, pcFormat );
vprintf( pcFormat, arg );
va_end( arg );
va_start( arg, pcFormat );
vprintf( pcFormat, arg );
va_end( arg );
}
/*-----------------------------------------------------------*/
void vApplicationDaemonTaskStartupHook( void )
{
/* This function will be called once only, when the daemon task starts to
execute (sometimes called the timer task). This is useful if the
application includes initialisation code that would benefit from executing
after the scheduler has been started. */
/* This function will be called once only, when the daemon task starts to
execute (sometimes called the timer task). This is useful if the
application includes initialisation code that would benefit from executing
after the scheduler has been started. */
}
/*-----------------------------------------------------------*/
void vAssertCalled( const char * const pcFileName,
unsigned long ulLine )
unsigned long ulLine )
{
static BaseType_t xPrinted = pdFALSE;
volatile uint32_t ulSetToNonZeroInDebuggerToContinue = 0;
/* Called if an assertion passed to configASSERT() fails. See
http://www.freertos.org/a00110.html#configASSERT for more information. */
/* Called if an assertion passed to configASSERT() fails. See
http://www.freertos.org/a00110.html#configASSERT for more information. */
/* Parameters are not used. */
( void ) ulLine;
( void ) pcFileName;
/* Parameters are not used. */
( void ) ulLine;
( void ) pcFileName;
taskENTER_CRITICAL();
{
/* Stop the trace recording. */
if( xPrinted == pdFALSE )
{
xPrinted = pdTRUE;
taskENTER_CRITICAL();
{
/* Stop the trace recording. */
if( xPrinted == pdFALSE )
{
xPrinted = pdTRUE;
if( xTraceRunning == pdTRUE )
{
prvSaveTraceFile();
}
}
if( xTraceRunning == pdTRUE )
{
prvSaveTraceFile();
}
}
/* You can step out of this function to debug the assertion by using
the debugger to set ulSetToNonZeroInDebuggerToContinue to a non-zero
value. */
while( ulSetToNonZeroInDebuggerToContinue == 0 )
{
__asm volatile ( "NOP" );
__asm volatile ( "NOP" );
}
}
taskEXIT_CRITICAL();
/* You can step out of this function to debug the assertion by using
the debugger to set ulSetToNonZeroInDebuggerToContinue to a non-zero
value. */
while( ulSetToNonZeroInDebuggerToContinue == 0 )
{
__asm volatile ( "NOP" );
__asm volatile ( "NOP" );
}
}
taskEXIT_CRITICAL();
}
/*-----------------------------------------------------------*/
static void prvSaveTraceFile( void )
{
/* Tracing is not used when code coverage analysis is being performed. */
#if ( projCOVERAGE_TEST != 1 )
{
FILE * pxOutputFile;
/* Tracing is not used when code coverage analysis is being performed. */
#if ( projCOVERAGE_TEST != 1 )
{
FILE * pxOutputFile;
vTraceStop();
vTraceStop();
pxOutputFile = fopen( "Trace.dump", "wb" );
pxOutputFile = fopen( "Trace.dump", "wb" );
if( pxOutputFile != NULL )
{
fwrite( RecorderDataPtr, sizeof( RecorderDataType ), 1, pxOutputFile );
fclose( pxOutputFile );
printf( "\r\nTrace output saved to Trace.dump\r\n" );
}
else
{
printf( "\r\nFailed to create trace dump file\r\n" );
}
}
#endif /* if ( projCOVERAGE_TEST != 1 ) */
if( pxOutputFile != NULL )
{
fwrite( RecorderDataPtr, sizeof( RecorderDataType ), 1, pxOutputFile );
fclose( pxOutputFile );
printf( "\r\nTrace output saved to Trace.dump\r\n" );
}
else
{
printf( "\r\nFailed to create trace dump file\r\n" );
}
}
#endif /* if ( projCOVERAGE_TEST != 1 ) */
}
/*-----------------------------------------------------------*/
@ -350,26 +349,26 @@ static void prvSaveTraceFile( void )
implementation of vApplicationGetIdleTaskMemory() to provide the memory that is
used by the Idle task. */
void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer,
StackType_t **ppxIdleTaskStackBuffer,
uint32_t *pulIdleTaskStackSize )
StackType_t **ppxIdleTaskStackBuffer,
uint32_t *pulIdleTaskStackSize )
{
/* If the buffers to be provided to the Idle task are declared inside this
function then they must be declared static - otherwise they will be allocated on
the stack and so not exists after this function exits. */
static StaticTask_t xIdleTaskTCB;
static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
static StaticTask_t xIdleTaskTCB;
static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
/* Pass out a pointer to the StaticTask_t structure in which the Idle task's
state will be stored. */
*ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
/* Pass out a pointer to the StaticTask_t structure in which the Idle task's
state will be stored. */
*ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
/* Pass out the array that will be used as the Idle task's stack. */
*ppxIdleTaskStackBuffer = uxIdleTaskStack;
/* Pass out the array that will be used as the Idle task's stack. */
*ppxIdleTaskStackBuffer = uxIdleTaskStack;
/* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
Note that, as the array is necessarily of type StackType_t,
configMINIMAL_STACK_SIZE is specified in words, not bytes. */
*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
/* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
Note that, as the array is necessarily of type StackType_t,
configMINIMAL_STACK_SIZE is specified in words, not bytes. */
*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
}
/*-----------------------------------------------------------*/
@ -377,23 +376,23 @@ the stack and so not exists after this function exits. */
application must provide an implementation of vApplicationGetTimerTaskMemory()
to provide the memory that is used by the Timer service task. */
void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer,
StackType_t **ppxTimerTaskStackBuffer,
uint32_t *pulTimerTaskStackSize )
StackType_t **ppxTimerTaskStackBuffer,
uint32_t *pulTimerTaskStackSize )
{
/* If the buffers to be provided to the Timer task are declared inside this
function then they must be declared static - otherwise they will be allocated on
the stack and so not exists after this function exits. */
static StaticTask_t xTimerTaskTCB;
static StaticTask_t xTimerTaskTCB;
/* Pass out a pointer to the StaticTask_t structure in which the Timer
task's state will be stored. */
*ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
/* Pass out a pointer to the StaticTask_t structure in which the Timer
task's state will be stored. */
*ppxTimerTaskTCBBuffer = &xTimerTaskTCB;
/* Pass out the array that will be used as the Timer task's stack. */
*ppxTimerTaskStackBuffer = uxTimerTaskStack;
/* Pass out the array that will be used as the Timer task's stack. */
*ppxTimerTaskStackBuffer = uxTimerTaskStack;
/* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
Note that, as the array is necessarily of type StackType_t,
configMINIMAL_STACK_SIZE is specified in words, not bytes. */
*pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
/* Pass out the size of the array pointed to by *ppxTimerTaskStackBuffer.
Note that, as the array is necessarily of type StackType_t,
configMINIMAL_STACK_SIZE is specified in words, not bytes. */
*pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
}