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annotate modules/bluespec/Pygar/core/AudioCoreSystem.cpp @ 25:220c14f5963c pygar svn.26

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[svn r26] Not fully connected but passes audio successfully
author punk
date Wed, 28 Apr 2010 12:01:37 -0400
parents 90197e3375e2
children f41eef1bebfc
rev   line source
punk@13 1 #include <stdio.h>
punk@13 2 #include <pthread.h>
punk@13 3 #include <semaphore.h>
punk@13 4
punk@13 5 #include "asim/provides/connected_application.h"
punk@13 6 #include "asim/provides/stats_device.h"
punk@13 7 //#include "asim/provides/SndfileWavUtil.h"
punk@13 8
punk@13 9 #include "asim/rrr/client_stub_AUDIOCORERRR.h"
punk@13 10
punk@13 11 using namespace std;
punk@13 12
punk@13 13 pthread_mutex_t CONNECTED_APPLICATION_CLASS::lock;
punk@13 14 pthread_cond_t CONNECTED_APPLICATION_CLASS::cond;
punk@13 15 sem_t CONNECTED_APPLICATION_CLASS::throttle;
punk@13 16
punk@13 17 // constructor
punk@13 18 CONNECTED_APPLICATION_CLASS::CONNECTED_APPLICATION_CLASS(VIRTUAL_PLATFORM vp) :
rlm@23 19
rlm@23 20 clientStub(new AUDIOCORERRR_CLIENT_STUB_CLASS(this))
punk@13 21 {
punk@13 22 }
punk@13 23
punk@13 24 // destructor
punk@13 25 CONNECTED_APPLICATION_CLASS::~CONNECTED_APPLICATION_CLASS()
punk@13 26 {
punk@13 27 }
punk@13 28
punk@13 29 // init
punk@13 30 void
punk@13 31 CONNECTED_APPLICATION_CLASS::Init()
punk@13 32 {
punk@13 33
punk@13 34 pthread_mutex_init(&lock, NULL);
punk@13 35 pthread_cond_init(&cond, NULL);
punk@13 36 sem_init(&throttle, 0, 64);
punk@13 37
punk@13 38 // enable stats
punk@13 39 STATS_DEVICE_SERVER_CLASS::GetInstance()->SetupStats();
punk@13 40 }
punk@13 41
punk@13 42 void
punk@13 43 CONNECTED_APPLICATION_CLASS::UpdateSemaphore()
punk@13 44 {
punk@13 45 sem_post(&throttle);
punk@13 46 }
punk@13 47
punk@13 48 void
punk@13 49 CONNECTED_APPLICATION_CLASS::EndSimulation()
punk@13 50 {
punk@13 51 printf("EndSimulation Called\n");
punk@13 52 fflush(stdout);
punk@13 53 pthread_mutex_lock(&lock);
punk@13 54 // Do something about the race occuring here
punk@13 55 pthread_cond_signal(&cond);
punk@13 56 pthread_mutex_unlock(&lock);
punk@13 57 printf("EndSimulation done\n");
punk@13 58 fflush(stdout);
punk@13 59 }
punk@13 60
punk@13 61 // main
punk@13 62 void
punk@13 63 CONNECTED_APPLICATION_CLASS::Main()
punk@13 64 {
punk@13 65 FILE *inputFile;
punk@13 66 UINT16 sample;
punk@13 67
punk@13 68 // Convert input wav to pcm
punk@13 69 generate_pcm("input.wav","input.pcm");
punk@13 70
punk@13 71 //Send data to the machine here.
punk@13 72 inputFile = fopen("input.pcm","r");
punk@13 73 assert(inputFile);
punk@13 74
punk@13 75
punk@13 76 int count = 0;
punk@13 77
rlm@23 78 printf("main:PROCESSOR about to enter loop %d\n", count);
punk@13 79
punk@13 80 while(fread(&sample, 2, 1, inputFile)) {
punk@13 81 if(count%1000 == 0)
punk@13 82 printf("main: %d\n", count);
punk@13 83 count++;
punk@13 84 sem_wait(&throttle);
punk@25 85 // printf("rlm:sending data to processor (%d)\n", count);
punk@13 86 clientStub->SendUnprocessedStream(Data,(UINT32)sample);
punk@13 87 }
punk@13 88
punk@13 89 printf("main: out of loop\n");
punk@13 90
punk@13 91 // Need to put lock here to prevent potential race condition
punk@13 92 pthread_mutex_lock(&lock);
punk@13 93 clientStub->SendUnprocessedStream(EndOfFile,0);
punk@13 94
punk@13 95 printf("main: wait for end of file\n");
punk@13 96
punk@13 97 pthread_cond_wait(&cond, &lock);
punk@13 98 pthread_mutex_unlock(&lock);
punk@13 99
rlm@23 100 printf("main: last data out\n");
punk@13 101
punk@13 102 // Convert input wav to pcm
punk@13 103 generate_wav("out_hw.pcm","input.wav","out_hw.wav");
punk@13 104
punk@13 105 printf("generate wav done\n");
punk@13 106
punk@13 107 fflush(stdout);
punk@13 108 exit(0);
punk@13 109 }
punk@13 110
punk@13 111 /* THIS IS THE CODE HANDLING FROM THE REGULAR SOFT-CORE
punk@13 112 TO BE INCORPORATED
punk@13 113 // main
punk@13 114 void
punk@13 115 CONNECTED_APPLICATION_CLASS::Main()
punk@13 116 {
punk@13 117 int sleepCount = 0;
punk@13 118 int result = 0;
punk@13 119
punk@13 120 fflush(stdout);
punk@13 121
punk@13 122 while ((result = clientStub->ReadCPUToHost(0)) != 1) {
punk@13 123 sleep(1);
punk@13 124 //printf("System controller sleeps with result: %d\n", result);
punk@13 125 sleepCount++;
punk@13 126 if(sleepCount == 100) {
punk@13 127 printf("Failed to get response from hardware, bailing\n\n");
punk@13 128 printf("This means that either your hardware is hanging\n");
punk@13 129 printf("or that the software hasn't given it enough time\n");
punk@13 130 printf("to complete. If you think it needs more time, then\n");
punk@13 131 printf("edit CONNECTED_APPLICATION_CLASS::Main() in ProcessorSystem.cpp\n");
punk@13 132 printf("(connected_application)\n");
punk@13 133 exit(0);
punk@13 134 }
punk@13 135 }
punk@13 136
punk@13 137 if(result == 1) {
punk@13 138 printf("\n***PASSED***\n");
punk@13 139 }
punk@13 140
punk@13 141 // Dump the stats file
punk@13 142
punk@13 143 STATS_DEVICE_SERVER_CLASS::GetInstance()->DumpStats();
punk@13 144 STATS_DEVICE_SERVER_CLASS::GetInstance()->EmitFile();
punk@13 145
punk@13 146 fflush(stdout);
punk@13 147 exit(0);
punk@13 148 }*/