mirror of
https://github.com/FreeRTOS/FreeRTOS-Kernel.git
synced 2025-10-14 08:47:45 -04:00
Demo: qemu mps2 echo client cleanup (#833)
This commit is contained in:
alfred gedeon
GitHub
parent
9058c39aed
commit
4242c47a8d
5 changed files with 386 additions and 399 deletions
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@ -47,10 +47,6 @@ SOURCE_FILES += ${FREERTOS_TCP}/portable/NetworkInterface/MPS2_AN385/NetworkInte
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SOURCE_FILES += TCPEchoClient_SingleTasks.c
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SOURCE_FILES += ${FREERTOS_TCP}/portable/NetworkInterface/MPS2_AN385/ether_lan9118/smsc9220_eth_drv.c
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# networking specific cflags
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CFLAGS := -DmainCREATE_NETWORKING_DEMO_ONLY=1
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CFLAGS += -DmainCREATE_TCP_ECHO_TASKS_SINGLE=1
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DEFINES := -DprojCOVERAGE_TEST -DQEMU_SOC_MPS2 -DHEAP3
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LDFLAGS = -T ./scripts/mps2_m3.ld -specs=nano.specs --specs=rdimon.specs -lc -lrdimon
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@ -54,17 +54,17 @@
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#if ( ipconfigUSE_TCP == 1 )
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/* The echo tasks create a socket, send out a number of echo requests, listen
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for the echo reply, then close the socket again before starting over. This
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delay is used between each iteration to ensure the network does not get too
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congested. */
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* for the echo reply, then close the socket again before starting over. This
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* delay is used between each iteration to ensure the network does not get too
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* congested. */
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#define echoLOOP_DELAY ( ( TickType_t ) 150 / portTICK_PERIOD_MS )
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/* The echo server is assumed to be on port 7, which is the standard echo
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protocol port. */
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* protocol port. */
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#define echoECHO_PORT ( 7 )
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/* The size of the buffers is a multiple of the MSS - the length of the data
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sent is a pseudo random size between 20 and echoBUFFER_SIZES. */
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* sent is a pseudo random size between 20 and echoBUFFER_SIZES. */
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#define echoBUFFER_SIZE_MULTIPLIER ( 1 )
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#define echoBUFFER_SIZES ( ipconfigTCP_MSS * echoBUFFER_SIZE_MULTIPLIER )
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@ -77,18 +77,18 @@ sent is a pseudo random size between 20 and echoBUFFER_SIZES. */
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* Uses a socket to send data to, then receive data from, the standard echo
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* port number 7.
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*/
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static void prvEchoClientTask( void *pvParameters );
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static void prvEchoClientTask( void * pvParameters );
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/*
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* Creates a pseudo random sized buffer of data to send to the echo server.
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*/
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static BaseType_t prvCreateTxData( char *ucBuffer,
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static BaseType_t prvCreateTxData( char * ucBuffer,
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uint32_t ulBufferLength );
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/*-----------------------------------------------------------*/
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/* Rx and Tx time outs are used to ensure the sockets do not wait too long for
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missing data. */
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* missing data. */
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static const TickType_t xReceiveTimeOut = pdMS_TO_TICKS( 4000 );
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static const TickType_t xSendTimeOut = pdMS_TO_TICKS( 2000 );
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@ -121,7 +121,7 @@ missing data. */
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}
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/*-----------------------------------------------------------*/
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static void prvEchoClientTask( void *pvParameters )
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static void prvEchoClientTask( void * pvParameters )
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{
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Socket_t xSocket;
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struct freertos_sockaddr xEchoServerAddress;
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@ -130,7 +130,7 @@ missing data. */
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volatile uint32_t ulTxCount = 0UL;
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BaseType_t xReceivedBytes, xReturned, xInstance;
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BaseType_t lTransmitted, lStringLength;
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char *pcTransmittedString, *pcReceivedString;
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char * pcTransmittedString, * pcReceivedString;
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WinProperties_t xWinProps;
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TickType_t xTimeOnEntering;
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BaseType_t ret;
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@ -142,8 +142,8 @@ missing data. */
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xWinProps.lRxWinSize = 3;
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/* This task can be created a number of times. Each instance is numbered
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to enable each instance to use a different Rx and Tx buffer. The number is
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passed in as the task's parameter. */
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* to enable each instance to use a different Rx and Tx buffer. The number is
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* passed in as the task's parameter. */
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xInstance = ( BaseType_t ) pvParameters;
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/* Point to the buffers to be used by this instance of this task. */
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@ -151,8 +151,8 @@ missing data. */
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pcReceivedString = &( cRxBuffers[ xInstance ][ 0 ] );
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/* Echo requests are sent to the echo server. The address of the echo
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server is configured by the constants configECHO_SERVER_ADDR0 to
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configECHO_SERVER_ADDR3 in FreeRTOSConfig.h. */
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* server is configured by the constants configECHO_SERVER_ADDR0 to
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* configECHO_SERVER_ADDR3 in FreeRTOSConfig.h. */
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xEchoServerAddress.sin_port = FreeRTOS_htons( echoECHO_PORT );
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xEchoServerAddress.sin_addr = FreeRTOS_inet_addr_quick( configECHO_SERVER_ADDR0,
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configECHO_SERVER_ADDR1,
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@ -166,7 +166,7 @@ missing data. */
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configASSERT( xSocket != FREERTOS_INVALID_SOCKET );
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/* Set a time out so a missing reply does not cause the task to block
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indefinitely. */
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* indefinitely. */
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FreeRTOS_setsockopt( xSocket, 0, FREERTOS_SO_RCVTIMEO, &xReceiveTimeOut, sizeof( xReceiveTimeOut ) );
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FreeRTOS_setsockopt( xSocket, 0, FREERTOS_SO_SNDTIMEO, &xSendTimeOut, sizeof( xSendTimeOut ) );
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@ -195,24 +195,25 @@ missing data. */
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printf( "sending data to the echo server size %d original %d\n",
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lStringLength,
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echoBUFFER_SIZES);
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echoBUFFER_SIZES );
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/* Send the string to the socket. */
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lTransmitted = FreeRTOS_send( xSocket, /* The socket being sent to. */
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( void * ) pcTransmittedString, /* The data being sent. */
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lStringLength, /* The length of the data being sent. */
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0 ); /* No flags. */
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printf("FreeRTOS_send returned...transmitted %d\n",
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lTransmitted);
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printf( "FreeRTOS_send returned...transmitted %d\n",
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lTransmitted );
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if( lTransmitted < 0 )
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{
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/* Error? */
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break;
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}
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printf("data send receiving data... \n");
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printf( "data send receiving data... \n" );
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/* Clear the buffer into which the echoed string will be
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placed. */
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* placed. */
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memset( ( void * ) pcReceivedString, 0x00, echoBUFFER_SIZES );
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xReceivedBytes = 0;
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@ -227,7 +228,7 @@ missing data. */
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if( xReturned < 0 )
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{
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/* Error occurred. Latch it so it can be detected
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below. */
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* below. */
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xReceivedBytes = xReturned;
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break;
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}
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@ -244,8 +245,8 @@ missing data. */
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}
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/* If an error occurred it will be latched in xReceivedBytes,
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otherwise xReceived bytes will be just that - the number of
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bytes received from the echo server. */
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* otherwise xReceived bytes will be just that - the number of
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* bytes received from the echo server. */
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if( xReceivedBytes > 0 )
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{
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/* Compare the transmitted string to the received string. */
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@ -259,7 +260,7 @@ missing data. */
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else
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{
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/* The received string did not match the transmitted
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string. */
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* string. */
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ulTxRxFailures[ xInstance ]++;
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break;
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}
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@ -277,11 +278,11 @@ missing data. */
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}
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/* Finished using the connected socket, initiate a graceful close:
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FIN, FIN+ACK, ACK. */
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* FIN, FIN+ACK, ACK. */
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FreeRTOS_shutdown( xSocket, FREERTOS_SHUT_RDWR );
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/* Expect FreeRTOS_recv() to return an error once the shutdown is
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complete. */
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* complete. */
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xTimeOnEntering = xTaskGetTickCount();
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do
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@ -306,13 +307,13 @@ missing data. */
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FreeRTOS_closesocket( xSocket );
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/* Pause for a short while to ensure the network is not too
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congested. */
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* congested. */
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vTaskDelay( echoLOOP_DELAY );
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}
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}
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/*-----------------------------------------------------------*/
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static BaseType_t prvCreateTxData( char *cBuffer,
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static BaseType_t prvCreateTxData( char * cBuffer,
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uint32_t ulBufferLength )
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{
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BaseType_t lCharactersToAdd, lCharacter;
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@ -321,7 +322,7 @@ missing data. */
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uint32_t ulRandomNumber;
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/* Randomise the number of characters that will be sent in the echo
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request. */
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* request. */
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do
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{
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( void ) xApplicationGetRandomNumber( &ulRandomNumber );
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@ -350,7 +351,7 @@ missing data. */
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BaseType_t xReturn = pdPASS, x;
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/* Return fail is the number of cycles does not increment between
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consecutive calls. */
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* consecutive calls. */
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for( x = 0; x < echoNUM_ECHO_CLIENTS; x++ )
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{
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if( ulTxRxCycles[ x ] == ulLastEchoSocketCount[ x ] )
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@ -37,40 +37,42 @@ extern void xPortSysTickHandler( void );
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extern void uart_init();
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extern int main();
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void __attribute__((weak)) EthernetISR (void);
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void __attribute__( ( weak ) ) EthernetISR( void );
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extern uint32_t _estack, _sidata, _sdata, _edata, _sbss, _ebss;
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/* Prevent optimization so gcc does not replace code with memcpy */
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__attribute__((optimize("O0")))
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__attribute__((naked))
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void Reset_Handler(void)
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{
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// set stack pointer
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__asm volatile ("ldr r0, =_estack");
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__asm volatile ("mov sp, r0");
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// copy .data section from flash to RAM
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for (uint32_t *src = &_sidata, *dest = &_sdata; dest < &_edata;)
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__attribute__( ( optimize( "O0" ) ) )
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__attribute__( ( naked ) )
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void Reset_Handler( void )
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{
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/* set stack pointer */
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__asm volatile ( "ldr r0, =_estack" );
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__asm volatile ( "mov sp, r0" );
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/* copy .data section from flash to RAM */
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for( uint32_t * src = &_sidata, * dest = &_sdata; dest < &_edata; )
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{
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*dest++ = *src++;
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}
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// zero out .bss section
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for (uint32_t *dest = &_sbss; dest < &_ebss;)
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/* zero out .bss section */
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for( uint32_t * dest = &_sbss; dest < &_ebss; )
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{
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*dest++ = 0;
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}
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// jump to board initialisation
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void _start(void);
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/* jump to board initialisation */
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void _start( void );
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_start();
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}
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void prvGetRegistersFromStack( uint32_t *pulFaultStackAddress )
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void prvGetRegistersFromStack( uint32_t * pulFaultStackAddress )
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{
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/* These are volatile to try and prevent the compiler/linker optimising them
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away as the variables never actually get used. If the debugger won't show the
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values of the variables, make them global my moving their declaration outside
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of this function. */
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* away as the variables never actually get used. If the debugger won't show the
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* values of the variables, make them global my moving their declaration outside
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* of this function. */
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volatile uint32_t r0;
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volatile uint32_t r1;
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volatile uint32_t r2;
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@ -78,7 +80,7 @@ of this function. */
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volatile uint32_t r12;
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volatile uint32_t lr; /* Link register. */
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volatile uint32_t pc; /* Program counter. */
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volatile uint32_t psr;/* Program status register. */
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volatile uint32_t psr; /* Program status register. */
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r0 = pulFaultStackAddress[ 0 ];
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r1 = pulFaultStackAddress[ 1 ];
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@ -91,11 +93,13 @@ of this function. */
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psr = pulFaultStackAddress[ 7 ];
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/* When the following line is hit, the variables contain the register values. */
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for( ;; );
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for( ; ; )
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{
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}
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}
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static void Default_Handler( void ) __attribute__( ( naked ) );
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void Default_Handler(void)
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void Default_Handler( void )
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{
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__asm volatile
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(
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@ -111,9 +115,8 @@ void Default_Handler(void)
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);
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}
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static void HardFault_Handler( void ) __attribute__( ( naked ) );
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void Default_Handler2(void)
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void Default_Handler2( void )
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{
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__asm volatile
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(
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" tst lr, #4 \n"
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@ -127,79 +130,86 @@ void Default_Handler2(void)
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);
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}
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void Default_Handler3(void)
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void Default_Handler3( void )
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{
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for (;;) { }
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for( ; ; )
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{
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}
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}
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void Default_Handler4(void)
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void Default_Handler4( void )
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{
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for (;;) { }
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for( ; ; )
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{
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}
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}
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void Default_Handler5(void)
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void Default_Handler5( void )
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{
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for (;;) { }
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for( ; ; )
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{
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}
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}
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void Default_Handler6(void)
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void Default_Handler6( void )
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{
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for (;;) { }
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for( ; ; )
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{
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}
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}
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const uint32_t* isr_vector[] __attribute__((section(".isr_vector"))) =
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const uint32_t * isr_vector[] __attribute__( ( section( ".isr_vector" ) ) ) =
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{
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(uint32_t*)&_estack,
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(uint32_t*)&Reset_Handler, // Reset -15
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(uint32_t*)&Default_Handler, // NMI_Handler -14
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(uint32_t*)&Default_Handler2, // HardFault_Handler -13
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(uint32_t*)&Default_Handler3, // MemManage_Handler -12
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(uint32_t*)&Default_Handler4, // BusFault_Handler -11
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(uint32_t*)&Default_Handler5, // UsageFault_Handler -10
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0, // reserved
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0, // reserved
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0, // reserved
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0, // reserved -6
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(uint32_t*)&vPortSVCHandler, // SVC_Handler -5
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(uint32_t*)&Default_Handler6, // DebugMon_Handler -4
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0, // reserved
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(uint32_t*)&xPortPendSVHandler, // PendSV handler -2
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(uint32_t*)&xPortSysTickHandler, // SysTick_Handler -1
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0, // uart0 receive 0
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0, // uart0 transmit
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0, // uart1 receive
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0, // uart1 transmit
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0, // uart 2 receive
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0, // uart 2 transmit
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0, // GPIO 0 combined interrupt
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0, // GPIO 2 combined interrupt
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0, // Timer 0
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0, // Timer 1
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0, // Dial Timer
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0, // SPI0 SPI1
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0, // uart overflow 1 2,3 12
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(uint32_t*)&EthernetISR, // Ethernet 13
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( uint32_t * ) &_estack,
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( uint32_t * ) &Reset_Handler, /* Reset -15 */
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( uint32_t * ) &Default_Handler, /* NMI_Handler -14 */
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( uint32_t * ) &Default_Handler2, /* HardFault_Handler -13 */
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( uint32_t * ) &Default_Handler3, /* MemManage_Handler -12 */
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( uint32_t * ) &Default_Handler4, /* BusFault_Handler -11 */
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( uint32_t * ) &Default_Handler5, /* UsageFault_Handler -10 */
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0, /* reserved */
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0, /* reserved */
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0, /* reserved */
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0, /* reserved -6 */
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( uint32_t * ) &vPortSVCHandler, /* SVC_Handler -5 */
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( uint32_t * ) &Default_Handler6, /* DebugMon_Handler -4 */
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0, /* reserved */
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( uint32_t * ) &xPortPendSVHandler, /* PendSV handler -2 */
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( uint32_t * ) &xPortSysTickHandler, /* SysTick_Handler -1 */
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0, /* uart0 receive 0 */
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0, /* uart0 transmit */
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0, /* uart1 receive */
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0, /* uart1 transmit */
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0, /* uart 2 receive */
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0, /* uart 2 transmit */
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0, /* GPIO 0 combined interrupt */
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0, /* GPIO 2 combined interrupt */
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0, /* Timer 0 */
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0, /* Timer 1 */
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0, /* Dial Timer */
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0, /* SPI0 SPI1 */
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0, /* uart overflow 1 2,3 12 */
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( uint32_t * ) &EthernetISR, /* Ethernet 13 */
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};
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void _start(void)
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void _start( void )
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{
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uart_init();
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main(0, 0);
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exit(0);
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main( 0, 0 );
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exit( 0 );
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}
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__attribute__((naked)) void exit(int status)
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__attribute__( ( naked ) ) void exit( int status )
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{
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// Force qemu to exit using ARM Semihosting
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/* Force qemu to exit using ARM Semihosting */
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__asm volatile (
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"mov r1, r0\n"
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"cmp r1, #0\n"
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"bne .notclean\n"
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"ldr r1, =0x20026\n" // ADP_Stopped_ApplicationExit, a clean exit
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"ldr r1, =0x20026\n" /* ADP_Stopped_ApplicationExit, a clean exit */
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".notclean:\n"
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"movs r0, #0x18\n" // SYS_EXIT
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"movs r0, #0x18\n" /* SYS_EXIT */
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"bkpt 0xab\n"
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"end: b end\n"
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);
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}
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||||
|
|
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|||
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|
@ -43,16 +43,7 @@ extern void initialise_monitor_handles(void);
|
|||
|
||||
int main ()
|
||||
{
|
||||
#if ( mainCREATE_NETWORKING_DEMO_ONLY == 1 )
|
||||
{
|
||||
main_tcp_echo_client_tasks();
|
||||
}
|
||||
#else
|
||||
{
|
||||
#error "Invalid Selection..." \
|
||||
"\nPlease Select a Demo application from the main command"
|
||||
}
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -26,8 +26,7 @@
|
|||
|
||||
/*
|
||||
* This project is a cut down version of the project described on the following
|
||||
* link. Only the simple UDP client and server and the TCP echo clients are
|
||||
* included in the build:
|
||||
* link. Only the TCP echo clients is included in the build:
|
||||
* https://www.FreeRTOS.org/FreeRTOS-Plus/FreeRTOS_Plus_TCP/examples_FreeRTOS_simulator.html
|
||||
*/
|
||||
|
||||
|
|
@ -44,23 +43,12 @@
|
|||
/* Demo application includes. */
|
||||
#include "FreeRTOS_IP.h"
|
||||
#include "FreeRTOS_Sockets.h"
|
||||
/*#include "SimpleUDPClientAndServer.h" */
|
||||
/*#include "SimpleTCPEchoServer.h" */
|
||||
/*#include "logging.h" */
|
||||
#include "TCPEchoClient_SingleTasks.h"
|
||||
|
||||
/* Simple UDP client and server task parameters. */
|
||||
#define mainSIMPLE_UDP_CLIENT_SERVER_TASK_PRIORITY ( tskIDLE_PRIORITY )
|
||||
#define mainSIMPLE_UDP_CLIENT_SERVER_PORT ( 5005UL )
|
||||
|
||||
/* Echo client task parameters - used for both TCP and UDP echo clients. */
|
||||
/* Echo client task parameters */
|
||||
#define mainECHO_CLIENT_TASK_STACK_SIZE ( configMINIMAL_STACK_SIZE * 2 ) /* Not used in the linux port. */
|
||||
#define mainECHO_CLIENT_TASK_PRIORITY ( tskIDLE_PRIORITY + 1 )
|
||||
|
||||
/* Echo server task parameters. */
|
||||
#define mainECHO_SERVER_TASK_STACK_SIZE ( configMINIMAL_STACK_SIZE * 2 ) /* Not used in the linux port. */
|
||||
#define mainECHO_SERVER_TASK_PRIORITY ( tskIDLE_PRIORITY + 1 )
|
||||
|
||||
/* Define a name that will be used for LLMNR and NBNS searches. */
|
||||
#define mainHOST_NAME "RTOSDemo"
|
||||
#define mainDEVICE_NICK_NAME "qemu_demo"
|
||||
|
|
@ -94,43 +82,43 @@ static void prvMiscInitialisation( void );
|
|||
* defined here will be used if ipconfigUSE_DHCP is 0, or if ipconfigUSE_DHCP is
|
||||
* 1 but a DHCP server could not be contacted. See the online documentation for
|
||||
* more information. */
|
||||
static const uint8_t ucIPAddress[ 4 ] = { configIP_ADDR0,
|
||||
static const uint8_t ucIPAddress[ 4 ] =
|
||||
{
|
||||
configIP_ADDR0,
|
||||
configIP_ADDR1,
|
||||
configIP_ADDR2,
|
||||
configIP_ADDR3
|
||||
};
|
||||
static const uint8_t ucNetMask[ 4 ] = { configNET_MASK0,
|
||||
};
|
||||
static const uint8_t ucNetMask[ 4 ] =
|
||||
{
|
||||
configNET_MASK0,
|
||||
configNET_MASK1,
|
||||
configNET_MASK2,
|
||||
configNET_MASK3
|
||||
};
|
||||
static const uint8_t ucGatewayAddress[ 4 ] = { configGATEWAY_ADDR0,
|
||||
};
|
||||
static const uint8_t ucGatewayAddress[ 4 ] =
|
||||
{
|
||||
configGATEWAY_ADDR0,
|
||||
configGATEWAY_ADDR1,
|
||||
configGATEWAY_ADDR2,
|
||||
configGATEWAY_ADDR3
|
||||
};
|
||||
static const uint8_t ucDNSServerAddress[ 4 ] = { configDNS_SERVER_ADDR0,
|
||||
};
|
||||
static const uint8_t ucDNSServerAddress[ 4 ] =
|
||||
{
|
||||
configDNS_SERVER_ADDR0,
|
||||
configDNS_SERVER_ADDR1,
|
||||
configDNS_SERVER_ADDR2,
|
||||
configDNS_SERVER_ADDR3
|
||||
};
|
||||
const uint8_t ucMACAddress[ 6 ] = { configMAC_ADDR0,
|
||||
};
|
||||
const uint8_t ucMACAddress[ 6 ] =
|
||||
{
|
||||
configMAC_ADDR0,
|
||||
configMAC_ADDR1,
|
||||
configMAC_ADDR2,
|
||||
configMAC_ADDR3,
|
||||
configMAC_ADDR4,
|
||||
configMAC_ADDR5
|
||||
};
|
||||
|
||||
/* Set the following constant to pdTRUE to log using the method indicated by the
|
||||
* name of the constant, or pdFALSE to not log using the method indicated by the
|
||||
* name of the constant. Options include to standard out (xLogToStdout), to a disk
|
||||
* file (xLogToFile), and to a UDP port (xLogToUDP). If xLogToUDP is set to pdTRUE
|
||||
* then UDP messages are sent to the IP address configured as the echo server
|
||||
* address (see the configECHO_SERVER_ADDR0 definitions in FreeRTOSConfig.h) and
|
||||
* the port number set by configPRINT_PORT in FreeRTOSConfig.h. */
|
||||
//const BaseType_t xLogToStdout = pdTRUE, xLogToFile = pdFALSE, xLogToUDP = pdFALSE;
|
||||
|
||||
};
|
||||
|
||||
/* Use by the pseudo random number generator. */
|
||||
static UBaseType_t ulNextRand;
|
||||
|
|
@ -182,7 +170,8 @@ void main_tcp_echo_client_tasks( void )
|
|||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
||||
BaseType_t xTasksAlreadyCreated = pdFALSE;
|
||||
BaseType_t xTasksAlreadyCreated = pdFALSE;
|
||||
|
||||
/* Called by FreeRTOS+TCP when the network connects or disconnects. Disconnect
|
||||
* events are only received if implemented in the MAC driver. */
|
||||
void vApplicationIPNetworkEventHook( eIPCallbackEvent_t eNetworkEvent )
|
||||
|
|
@ -231,7 +220,7 @@ void vApplicationIPNetworkEventHook( eIPCallbackEvent_t eNetworkEvent )
|
|||
}
|
||||
else
|
||||
{
|
||||
FreeRTOS_printf( ("Application idle hook network down\n") );
|
||||
FreeRTOS_printf( ( "Application idle hook network down\n" ) );
|
||||
}
|
||||
}
|
||||
/*-----------------------------------------------------------*/
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue