Mercurial > pygar

annotate modules/bluespec/Pygar/core/AudioCoreSystem.cpp @ 41:16ba43f0a7c3 pygar svn.42

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[svn r42] got channels working
author rlm
date Tue, 04 May 2010 22:32:52 -0400
parents 5a30f173bbac
children ced2ebd41347
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 {
rlm@34 65 //rlm: two files
punk@13 66 FILE *inputFile;
punk@37 67 // FILE *inputFile1;
punk@13 68 UINT16 sample;
punk@37 69 //UINT16 sample1;
rlm@34 70
rlm@34 71 //rlm: not sure if normal ints are ok here; using UINT16 because I know it works
rlm@41 72 UINT16 channel0 = 5;
punk@36 73 //UINT16 channel1 = 1;
punk@31 74
punk@31 75 //init processor
punk@31 76 int sleepCount = 0;
punk@31 77 int result = 0;
punk@31 78
punk@31 79 bool coreFin = false;
punk@31 80
punk@31 81 fflush(stdout);
punk@31 82
punk@13 83 // Convert input wav to pcm
rlm@34 84
rlm@34 85
rlm@34 86 //rlm: for now we are going to going to just have 2 files with "common names"
rlm@34 87
punk@13 88 generate_pcm("input.wav","input.pcm");
punk@36 89 //generate_pcm("input1.wav", "input1.pcm");
rlm@34 90
punk@13 91
punk@13 92 //Send data to the machine here.
rlm@34 93 //rlm: two files
punk@13 94 inputFile = fopen("input.pcm","r");
punk@36 95 // inputFile = fopen("input1.pcm", "r");
rlm@34 96
punk@36 97 //assert(inputFile1);
punk@13 98 assert(inputFile);
punk@13 99
punk@13 100 int count = 0;
punk@13 101
rlm@23 102 printf("main:PROCESSOR about to enter loop %d\n", count);
punk@13 103
rlm@34 104 //rlm: here we read both files. later refactor into a function.
rlm@34 105 // also, this will terminate when the FIRST file reaches its end.
punk@37 106 while( fread(&sample, 2, 1, inputFile)) //&& (fread(&sample1, 2 , 1, inputFile1)))
punk@39 107 { /*
punk@37 108 printf("hi\n");
punk@37 109 if (!coreFin && (result = clientStub->ReadCPUToHost(0)) != 1)
punk@37 110 {
punk@37 111 sleepCount++;
punk@37 112 if(sleepCount == 200) {
punk@37 113 printf("Failed to get response from hardware, bailing\n\n");
punk@37 114 printf("This means that either your hardware is hanging\n");
punk@37 115 printf("or that the software hasn't given it enough time\n");
punk@37 116 printf("to complete. If you think it needs more time, then\n");
punk@37 117 printf("edit CONNECTED_APPLICATION_CLASS::Main() in ProcessorSystem.cpp\n");
punk@37 118 printf("(connected_application)\n");
punk@31 119 }
punk@37 120 }
punk@37 121 else if (!coreFin && result == 1)
punk@37 122 {
punk@37 123 printf("\n***SOFT_CORE PASSED***\n");
punk@37 124 coreFin = true;
punk@37 125 }
punk@39 126 */
punk@31 127
punk@37 128 if(count%1000 == 0)
punk@37 129 printf("main: %d\n", count);
punk@37 130 count++;
punk@37 131 sem_wait(&throttle);
punk@37 132
punk@37 133 printf("sending file\n");
rlm@34 134 //rlm: two files.
rlm@41 135 // clientStub->SendUnprocessedStream( Data,(UINT32)sample);
rlm@41 136 clientStub->SendUnprocessedStream((UINT32)channel0 , Data,(UINT32)sample);
punk@37 137 //clientStub->SendUnprocessedStream(channel1 , Data,(UINT32)sample1);
punk@31 138
punk@13 139 }
punk@13 140
punk@13 141 printf("main: out of loop\n");
punk@13 142
punk@13 143 // Need to put lock here to prevent potential race condition
punk@13 144 pthread_mutex_lock(&lock);
rlm@34 145
rlm@34 146 //rlm: have to send end-files to both voices.
rlm@34 147 // all of these operations wil eventually be moved into functions.
rlm@41 148 //clientStub->SendUnprocessedStream(EndOfFile,0);
rlm@41 149 clientStub->SendUnprocessedStream((UINT32)channel0, EndOfFile,0);
rlm@41 150 // clientStub->SendUnprocessedStream(channel1, EndOfFile,0);
punk@13 151
punk@13 152 printf("main: wait for end of file\n");
punk@13 153
punk@13 154 pthread_cond_wait(&cond, &lock);
punk@13 155 pthread_mutex_unlock(&lock);
punk@13 156
rlm@23 157 printf("main: last data out\n");
punk@13 158
punk@13 159 // Convert input wav to pcm
rlm@34 160 // this part is ok because there is always only one input file.
punk@13 161 generate_wav("out_hw.pcm","input.wav","out_hw.wav");
punk@13 162
punk@13 163 printf("generate wav done\n");
punk@13 164
punk@32 165 printf("If you missed it, core %s", coreFin ? "PASSED\n" : "FAILED\n");
punk@13 166 // Dump the stats file
punk@13 167
punk@13 168 STATS_DEVICE_SERVER_CLASS::GetInstance()->DumpStats();
punk@13 169 STATS_DEVICE_SERVER_CLASS::GetInstance()->EmitFile();
punk@13 170
punk@31 171 fflush(stdout);
punk@13 172 exit(0);
punk@31 173 }