TASS Belgium / Mbed 2 deprecated Pico_MEM_Test

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Dependencies:   PicoTCP lpc1768-picotcp-eth mbed-rtos mbed

main.cpp@6:e7d71e575d37, 2013-10-07 (annotated)

Committer:
tass
Date:
Mon Oct 07 10:43:36 2013 +0000
Revision:
6:e7d71e575d37
Parent:
5:7a73a14f5e85 
Added new memory and stack measure mechanism.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tass 6:e7d71e575d37 1 /*
tass 6:e7d71e575d37 2 * To enable stack measurement go to pico_mbed.h and add
tass 6:e7d71e575d37 3 * #define PICO_MEASURE_STACK
tass 6:e7d71e575d37 4 * to read the current number of free stack words (integers) call stack_get_free_words
tass 6:e7d71e575d37 5 *
tass 6:e7d71e575d37 6 * To enable memory measurement go to pico_mbed.h and add
tass 6:e7d71e575d37 7 * #define MEMORY_MEASURE
tass 6:e7d71e575d37 8 */
tass 6:e7d71e575d37 9
tass 0:ebcbe44e53dd 10 #include <mbed.h>
tass 0:ebcbe44e53dd 11 #include <stdarg.h>
tass 0:ebcbe44e53dd 12 #include "EthernetInterface.h"
tass 0:ebcbe44e53dd 13
tass 6:e7d71e575d37 14 extern "C"
tass 6:e7d71e575d37 15 {
tass 6:e7d71e575d37 16 #include "pico_mbed.h"
tass 6:e7d71e575d37 17 #ifdef MEMORY_MEASURE
tass 6:e7d71e575d37 18 uint32_t max_mem;
tass 6:e7d71e575d37 19 uint32_t cur_mem;
tass 6:e7d71e575d37 20 #endif
tass 6:e7d71e575d37 21 }
tass 6:e7d71e575d37 22
tass 0:ebcbe44e53dd 23 #define ECHO_SERVER_PORT 7
tass 0:ebcbe44e53dd 24 #define BUFFER_QUANTITY (1024*1024)
tass 0:ebcbe44e53dd 25
tass 6:e7d71e575d37 26 //#define printf(...) do{}while(0)
tass 0:ebcbe44e53dd 27
tass 6:e7d71e575d37 28 void printMemoryStats(void)
tass 0:ebcbe44e53dd 29 {
tass 6:e7d71e575d37 30 #ifdef PICO_MEASURE_STACK
tass 6:e7d71e575d37 31 printf("******** Stack Statistics\n");
tass 6:e7d71e575d37 32 printf("Current free stack : %d bytes\n",stack_get_free_words()*sizeof(int));
tass 6:e7d71e575d37 33 printf("Total stack size : %d bytes\n",STACK_TOTAL_WORDS*sizeof(int));
tass 6:e7d71e575d37 34 printf("Used : %.2f %%\n",100.0*(float)(STACK_TOTAL_WORDS-stack_get_free_words())/STACK_TOTAL_WORDS);
tass 6:e7d71e575d37 35 #endif
tass 0:ebcbe44e53dd 36
tass 6:e7d71e575d37 37 #ifdef MEMORY_MEASURE
tass 6:e7d71e575d37 38 printf("******** Memory Statistics\n");
tass 6:e7d71e575d37 39 printf("Current used memory : %d bytes\n",cur_mem);
tass 6:e7d71e575d37 40 printf("Maximum used memory : %d bytes\n",max_mem);
tass 6:e7d71e575d37 41 #endif
tass 0:ebcbe44e53dd 42 }
tass 0:ebcbe44e53dd 43
tass 0:ebcbe44e53dd 44 int main() {
tass 0:ebcbe44e53dd 45
tass 0:ebcbe44e53dd 46 printf("Ethernet Interface memory test....\n");
tass 1:f014c48d0517 47
tass 0:ebcbe44e53dd 48 EthernetInterface eth;
tass 0:ebcbe44e53dd 49 int connections = 0;
tass 5:7a73a14f5e85 50 eth.init();
tass 6:e7d71e575d37 51 printf("Waiting for DHCP to give IP\n");
tass 6:e7d71e575d37 52 while(eth.connect() != 0);
tass 0:ebcbe44e53dd 53 printf("IP Address %s\n", eth.getIPAddress());
tass 0:ebcbe44e53dd 54
tass 0:ebcbe44e53dd 55 TCPSocketServer server;
tass 0:ebcbe44e53dd 56 server.bind(ECHO_SERVER_PORT);
tass 0:ebcbe44e53dd 57 server.listen();
tass 0:ebcbe44e53dd 58
tass 0:ebcbe44e53dd 59 while (true) {
tass 0:ebcbe44e53dd 60 printf("\nWait for new connection...\n");
tass 0:ebcbe44e53dd 61 printf("Client number %d\n",++connections);
tass 0:ebcbe44e53dd 62 TCPSocketConnection client;
tass 0:ebcbe44e53dd 63 server.accept(client);
tass 0:ebcbe44e53dd 64 client.set_blocking(false, 1500); // Timeout after (1.5)s
tass 0:ebcbe44e53dd 65 printf("Connection from: %s\n", client.get_address());
tass 0:ebcbe44e53dd 66 char buffer[1024];
tass 0:ebcbe44e53dd 67 while (true) {
tass 0:ebcbe44e53dd 68
tass 0:ebcbe44e53dd 69 int dataReceived = 0;
tass 0:ebcbe44e53dd 70 int dataSent = 0;
tass 0:ebcbe44e53dd 71
tass 0:ebcbe44e53dd 72 while(dataReceived < BUFFER_QUANTITY)
tass 0:ebcbe44e53dd 73 {
tass 0:ebcbe44e53dd 74 int n = client.receive(buffer, sizeof(buffer));
tass 0:ebcbe44e53dd 75 if (n <= 0) {
tass 0:ebcbe44e53dd 76 printf("Receive error\n");
tass 0:ebcbe44e53dd 77 break;
tass 0:ebcbe44e53dd 78 }
tass 0:ebcbe44e53dd 79 dataReceived += n;
tass 0:ebcbe44e53dd 80 }
tass 0:ebcbe44e53dd 81
tass 0:ebcbe44e53dd 82 if(dataReceived < BUFFER_QUANTITY)
tass 0:ebcbe44e53dd 83 {
tass 0:ebcbe44e53dd 84 printf("Receiving part of the test has failed. Exiting connection.\n");
tass 6:e7d71e575d37 85 printf("Received : %d bytes\nExpected : %d bytes\n",dataReceived,BUFFER_QUANTITY);
tass 0:ebcbe44e53dd 86 break;
tass 0:ebcbe44e53dd 87 }
tass 0:ebcbe44e53dd 88
tass 0:ebcbe44e53dd 89 while(dataSent < BUFFER_QUANTITY)
tass 0:ebcbe44e53dd 90 {
tass 0:ebcbe44e53dd 91 int n = client.send_all(buffer, sizeof(buffer));
tass 0:ebcbe44e53dd 92 if (n <= 0) {
tass 0:ebcbe44e53dd 93 printf("Send error\n");
tass 0:ebcbe44e53dd 94 break;
tass 0:ebcbe44e53dd 95 }
tass 0:ebcbe44e53dd 96 dataSent += n;
tass 0:ebcbe44e53dd 97 }
tass 0:ebcbe44e53dd 98
tass 0:ebcbe44e53dd 99 if(dataSent < BUFFER_QUANTITY)
tass 0:ebcbe44e53dd 100 {
tass 0:ebcbe44e53dd 101 printf("Sending part of the test has failed. Exiting connection.\n");
tass 6:e7d71e575d37 102 printf("Sent : %d bytes\nExpected : %d bytes\n",dataSent,BUFFER_QUANTITY);
tass 6:e7d71e575d37 103
tass 0:ebcbe44e53dd 104 break;
tass 0:ebcbe44e53dd 105 }
tass 0:ebcbe44e53dd 106
tass 0:ebcbe44e53dd 107 dataReceived = dataSent = 0;
tass 0:ebcbe44e53dd 108 while((dataReceived+dataSent) < 2*BUFFER_QUANTITY)
tass 0:ebcbe44e53dd 109 {
tass 0:ebcbe44e53dd 110 int n = client.receive(buffer, sizeof(buffer));
tass 0:ebcbe44e53dd 111 if (n <= 0) {
tass 0:ebcbe44e53dd 112 printf("Receive error\n");
tass 0:ebcbe44e53dd 113 break;
tass 0:ebcbe44e53dd 114 }
tass 0:ebcbe44e53dd 115 dataReceived += n;
tass 0:ebcbe44e53dd 116
tass 0:ebcbe44e53dd 117 n = client.send_all(buffer, n);
tass 0:ebcbe44e53dd 118 if (n <= 0) {
tass 0:ebcbe44e53dd 119 printf("Send error\n");
tass 0:ebcbe44e53dd 120 break;
tass 0:ebcbe44e53dd 121 }
tass 0:ebcbe44e53dd 122 dataSent += n;
tass 0:ebcbe44e53dd 123 }
tass 0:ebcbe44e53dd 124
tass 0:ebcbe44e53dd 125 if((dataReceived+dataSent) < 2*BUFFER_QUANTITY)
tass 0:ebcbe44e53dd 126 {
tass 6:e7d71e575d37 127 printf("Echo size : %d bytes\nExpected : %d bytes\n",(dataReceived+dataSent),2*BUFFER_QUANTITY);
tass 0:ebcbe44e53dd 128 printf("Echo test has failed.Exiting connection...\n");
tass 0:ebcbe44e53dd 129 }
tass 6:e7d71e575d37 130
tass 3:8892f28e2e58 131 break;
tass 0:ebcbe44e53dd 132 }
tass 6:e7d71e575d37 133
tass 0:ebcbe44e53dd 134 client.close();
tass 1:f014c48d0517 135 printf("Test was finished...\n");
tass 1:f014c48d0517 136 printMemoryStats();
tass 0:ebcbe44e53dd 137 }
tass 0:ebcbe44e53dd 138
tass 0:ebcbe44e53dd 139 return 0;
tass 0:ebcbe44e53dd 140 }