Mercurial > pygar
view modules/bluespec/Pygar/core/AudioCoreSystem.cpp @ 13:6d461680c6d9 pygar svn.14
[svn r14] more stuff
author | punk |
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date | Tue, 27 Apr 2010 09:03:28 -0400 |
parents | |
children | 90197e3375e2 |
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1 #include <stdio.h>2 #include <pthread.h>3 #include <semaphore.h>5 #include "asim/provides/connected_application.h"6 #include "asim/provides/stats_device.h"7 //#include "asim/provides/SndfileWavUtil.h"9 #include "asim/rrr/client_stub_AUDIOCORERRR.h"11 using namespace std;13 pthread_mutex_t CONNECTED_APPLICATION_CLASS::lock;14 pthread_cond_t CONNECTED_APPLICATION_CLASS::cond;15 sem_t CONNECTED_APPLICATION_CLASS::throttle;17 // constructor18 CONNECTED_APPLICATION_CLASS::CONNECTED_APPLICATION_CLASS(VIRTUAL_PLATFORM vp) :19 clientStub(new AUDIOCORERRR_CLIENT_STUB_CLASS(this))20 {21 }23 // destructor24 CONNECTED_APPLICATION_CLASS::~CONNECTED_APPLICATION_CLASS()25 {26 }28 // init29 void30 CONNECTED_APPLICATION_CLASS::Init()31 {33 pthread_mutex_init(&lock, NULL);34 pthread_cond_init(&cond, NULL);35 sem_init(&throttle, 0, 64);37 // enable stats38 STATS_DEVICE_SERVER_CLASS::GetInstance()->SetupStats();39 }41 void42 CONNECTED_APPLICATION_CLASS::UpdateSemaphore()43 {44 sem_post(&throttle);45 }47 void48 CONNECTED_APPLICATION_CLASS::EndSimulation()49 {50 printf("EndSimulation Called\n");51 fflush(stdout);52 pthread_mutex_lock(&lock);53 // Do something about the race occuring here54 pthread_cond_signal(&cond);55 pthread_mutex_unlock(&lock);56 printf("EndSimulation done\n");57 fflush(stdout);58 }60 // main61 void62 CONNECTED_APPLICATION_CLASS::Main()63 {64 FILE *inputFile;65 UINT16 sample;67 // Convert input wav to pcm68 generate_pcm("input.wav","input.pcm");70 //Send data to the machine here.71 inputFile = fopen("input.pcm","r");72 assert(inputFile);75 int count = 0;77 printf("main: about to enter loop %d\n", count);79 while(fread(&sample, 2, 1, inputFile)) {80 if(count%1000 == 0)81 printf("main: %d\n", count);82 count++;83 sem_wait(&throttle);84 clientStub->SendUnprocessedStream(Data,(UINT32)sample);85 }87 printf("main: out of loop\n");89 // Need to put lock here to prevent potential race condition90 pthread_mutex_lock(&lock);91 clientStub->SendUnprocessedStream(EndOfFile,0);93 printf("main: wait for end of file\n");95 pthread_cond_wait(&cond, &lock);96 pthread_mutex_unlock(&lock);98 printf("main: lastt data out\n");100 // Convert input wav to pcm101 generate_wav("out_hw.pcm","input.wav","out_hw.wav");103 printf("generate wav done\n");105 fflush(stdout);106 exit(0);107 }109 /* THIS IS THE CODE HANDLING FROM THE REGULAR SOFT-CORE110 TO BE INCORPORATED111 // main112 void113 CONNECTED_APPLICATION_CLASS::Main()114 {115 int sleepCount = 0;116 int result = 0;118 fflush(stdout);120 while ((result = clientStub->ReadCPUToHost(0)) != 1) {121 sleep(1);122 //printf("System controller sleeps with result: %d\n", result);123 sleepCount++;124 if(sleepCount == 100) {125 printf("Failed to get response from hardware, bailing\n\n");126 printf("This means that either your hardware is hanging\n");127 printf("or that the software hasn't given it enough time\n");128 printf("to complete. If you think it needs more time, then\n");129 printf("edit CONNECTED_APPLICATION_CLASS::Main() in ProcessorSystem.cpp\n");130 printf("(connected_application)\n");131 exit(0);132 }133 }135 if(result == 1) {136 printf("\n***PASSED***\n");137 }139 // Dump the stats file141 STATS_DEVICE_SERVER_CLASS::GetInstance()->DumpStats();142 STATS_DEVICE_SERVER_CLASS::GetInstance()->EmitFile();144 fflush(stdout);145 exit(0);146 }*/