diff modules/bluespec/Pygar/core/revACS.cpp @ 69:5c963ab14143 pygar svn.70

[svn r70] added an attempt at multi-fileing
author punk
date Wed, 12 May 2010 00:07:40 -0400
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     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/modules/bluespec/Pygar/core/revACS.cpp	Wed May 12 00:07:40 2010 -0400
     1.3 @@ -0,0 +1,178 @@
     1.4 +#include <stdio.h>
     1.5 +#include <pthread.h>
     1.6 +#include <semaphore.h>
     1.7 +
     1.8 +#include "asim/provides/connected_application.h"
     1.9 +#include "asim/provides/stats_device.h"
    1.10 +//#include "asim/provides/SndfileWavUtil.h"
    1.11 +
    1.12 +#include "asim/rrr/client_stub_AUDIOCORERRR.h"
    1.13 +
    1.14 +using namespace std;
    1.15 +
    1.16 +#define NUM_VOICES 2
    1.17 +
    1.18 +pthread_mutex_t CONNECTED_APPLICATION_CLASS::lock;
    1.19 +pthread_cond_t  CONNECTED_APPLICATION_CLASS::cond;
    1.20 +sem_t CONNECTED_APPLICATION_CLASS::throttle;
    1.21 +
    1.22 +// constructor
    1.23 +CONNECTED_APPLICATION_CLASS::CONNECTED_APPLICATION_CLASS(VIRTUAL_PLATFORM vp) :
    1.24 +   
    1.25 +  clientStub(new AUDIOCORERRR_CLIENT_STUB_CLASS(this))
    1.26 +{
    1.27 +}
    1.28 +
    1.29 +// destructor
    1.30 +CONNECTED_APPLICATION_CLASS::~CONNECTED_APPLICATION_CLASS()
    1.31 +{
    1.32 +}
    1.33 +
    1.34 +// init
    1.35 +void
    1.36 +CONNECTED_APPLICATION_CLASS::Init()
    1.37 +{
    1.38 +
    1.39 +  pthread_mutex_init(&lock, NULL);
    1.40 +  pthread_cond_init(&cond, NULL);
    1.41 +  sem_init(&throttle, 0, 64);
    1.42 +
    1.43 +  // enable stats 
    1.44 +  STATS_DEVICE_SERVER_CLASS::GetInstance()->SetupStats();
    1.45 +}
    1.46 +
    1.47 +void
    1.48 +CONNECTED_APPLICATION_CLASS::UpdateSemaphore()
    1.49 +{
    1.50 +  sem_post(&throttle);
    1.51 +}
    1.52 +
    1.53 +void
    1.54 +CONNECTED_APPLICATION_CLASS::EndSimulation()
    1.55 +{
    1.56 +  printf("EndSimulation Called\n");
    1.57 +  fflush(stdout);
    1.58 +  pthread_mutex_lock(&lock);
    1.59 +  // Do something about the race occuring here
    1.60 +  pthread_cond_signal(&cond); 
    1.61 +  pthread_mutex_unlock(&lock);
    1.62 +  printf("EndSimulation done\n");
    1.63 +  fflush(stdout);  
    1.64 +}
    1.65 +
    1.66 +// main
    1.67 +void
    1.68 +CONNECTED_APPLICATION_CLASS::Main()
    1.69 +{
    1.70 +  //rlm: two files
    1.71 +    FILE* inputFiles[NUM_VOICES];
    1.72 +//  FILE *inputFile;
    1.73 +//  FILE *inputFile1;
    1.74 +    UINT16 sample;
    1.75 +    UINT16 sample1;
    1.76 +
    1.77 +  //rlm: not sure if normal ints are ok here; using UINT16 because I know it works
    1.78 +  UINT16 channel0 = 0;
    1.79 +  UINT16 channel1 = 1;
    1.80 +
    1.81 +  //init processor 
    1.82 +  int sleepCount = 0;
    1.83 +  int result = 0;
    1.84 +
    1.85 +  bool coreFin = false; 
    1.86 +
    1.87 +  fflush(stdout); 
    1.88 +
    1.89 +  // Convert input wav to pcm
    1.90 + 
    1.91 +  printf("word\n");
    1.92 +
    1.93 +  for (int i = 0; i < NUM_VOICES; i++)
    1.94 +    {
    1.95 +      char* filename;
    1.96 +      sprintf(filename, "input%d", i);
    1.97 +
    1.98 +      printf("Opening audio file %s", strcat(filename, ".wav"));	   
    1.99 +      generate_pcm(strcat(filename, ".wav"),strcat(filename, ".pcm"));
   1.100 +       // generate_pcm("input1.wav", "input1.pcm");
   1.101 +
   1.102 +      inputFiles[i] = fopen(strcat(filename, ".pcm"), "r");
   1.103 +  
   1.104 +      assert(inputFiles[i]);
   1.105 +    }
   1.106 +/*
   1.107 +  //rlm: for now we are going to going to just have 2 files with "common names"
   1.108 +  generate_pcm("input.wav","input.pcm");
   1.109 +  generate_pcm("input1.wav", "input1.pcm");
   1.110 +  //Send data to the machine here.
   1.111 +  //rlm: two files
   1.112 +  inputFile = fopen("input.pcm","r");
   1.113 +  inputFile1 = fopen("input1.pcm", "r");
   1.114 +  assert(inputFile1);
   1.115 +  assert(inputFile);
   1.116 +*/
   1.117 +
   1.118 +  int count = 0;
   1.119 +
   1.120 +  printf("main:PROCESSOR about to enter loop %d\n", count);  
   1.121 +
   1.122 +  //rlm: here we read both files. later refactor into a function.
   1.123 +  // also, this will terminate when the FIRST file reaches its end.
   1.124 +  while( (fread(&sample, 2, 1, inputFiles[0])) || (fread(&sample1, 2 , 1, inputFiles[1]))) 
   1.125 +  { /*
   1.126 +    printf("hi\n");
   1.127 +     if (!coreFin && (result = clientStub->ReadCPUToHost(0)) != 1) 
   1.128 +     {
   1.129 +       sleepCount++;
   1.130 +     }
   1.131 +     else if (!coreFin && result == 1) 
   1.132 +       {
   1.133 +	 printf("\n***SOFT_CORE PASSED***\n");
   1.134 +	 coreFin = true;
   1.135 +       }
   1.136 +    */
   1.137 +
   1.138 +     if(count%1000 == 0)
   1.139 +     printf("main: %d\n", count);
   1.140 +     count++;
   1.141 +     sem_wait(&throttle);
   1.142 +    
   1.143 +    //rlm: two files.
   1.144 +    // clientStub->SendUnprocessedStream( Data,(UINT32)sample);
   1.145 +     clientStub->SendUnprocessedStream((UINT32)channel0 , Data,(UINT32)sample);
   1.146 +     clientStub->SendUnprocessedStream((UINT32)channel1 , Data,(UINT32)sample1);
   1.147 +  } 
   1.148 +
   1.149 +  printf("main: out of loop\n");
   1.150 +
   1.151 +  // Need to put lock here to prevent potential race condition
   1.152 +  pthread_mutex_lock(&lock);
   1.153 +
   1.154 +  //rlm: have to send end-files to both voices.  
   1.155 +  // all of these operations wil eventually be moved into functions.
   1.156 +  //clientStub->SendUnprocessedStream(EndOfFile,0);
   1.157 +  clientStub->SendUnprocessedStream((UINT32)channel0, EndOfFile,0);
   1.158 +  clientStub->SendUnprocessedStream((UINT32)channel1, EndOfFile,0);
   1.159 +
   1.160 +  printf("main: wait for end of file\n");
   1.161 +
   1.162 +  pthread_cond_wait(&cond, &lock);
   1.163 +  pthread_mutex_unlock(&lock);
   1.164 +
   1.165 +  printf("main: last data out\n");
   1.166 +
   1.167 +  // Convert input wav to pcm
   1.168 +  // this part is ok because there is always only one input file.
   1.169 +  generate_wav("out_hw.pcm","input.wav","out_hw.wav");
   1.170 +
   1.171 +  printf("generate wav done\n");
   1.172 +
   1.173 +  //  printf("If you missed it, core %s", coreFin ? "PASSED\n" : "FAILED\n");
   1.174 +  // Dump the stats file
   1.175 +
   1.176 +  STATS_DEVICE_SERVER_CLASS::GetInstance()->DumpStats();
   1.177 +  STATS_DEVICE_SERVER_CLASS::GetInstance()->EmitFile();
   1.178 +
   1.179 +  fflush(stdout);
   1.180 +  //  exit(0);
   1.181 +}