view modules/bluespec/Pygar/core/AudioCoreSystem.cpp @ 56:4449e17a2237 pygar svn.57

[svn r57] added useless stuff that should work but doesn't.
author rlm
date Sun, 09 May 2010 23:12:15 -0400
parents 2991344775f8
children b5be746a0d74
line wrap: on
line source
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 // constructor
18 CONNECTED_APPLICATION_CLASS::CONNECTED_APPLICATION_CLASS(VIRTUAL_PLATFORM vp) :
20 clientStub(new AUDIOCORERRR_CLIENT_STUB_CLASS(this))
21 {
22 }
24 // destructor
25 CONNECTED_APPLICATION_CLASS::~CONNECTED_APPLICATION_CLASS()
26 {
27 }
29 // init
30 void
31 CONNECTED_APPLICATION_CLASS::Init()
32 {
34 pthread_mutex_init(&lock, NULL);
35 pthread_cond_init(&cond, NULL);
36 sem_init(&throttle, 0, 64);
38 // enable stats
39 STATS_DEVICE_SERVER_CLASS::GetInstance()->SetupStats();
40 }
42 void
43 CONNECTED_APPLICATION_CLASS::UpdateSemaphore()
44 {
45 sem_post(&throttle);
46 }
48 void
49 CONNECTED_APPLICATION_CLASS::EndSimulation()
50 {
51 printf("EndSimulation Called\n");
52 fflush(stdout);
53 pthread_mutex_lock(&lock);
54 // Do something about the race occuring here
55 pthread_cond_signal(&cond);
56 pthread_mutex_unlock(&lock);
57 printf("EndSimulation done\n");
58 fflush(stdout);
59 }
61 // main
62 void
63 CONNECTED_APPLICATION_CLASS::Main()
64 {
65 //rlm: two files
66 FILE *inputFile;
67 FILE *inputFile1;
68 UINT16 sample;
69 UINT16 sample1;
71 //rlm: not sure if normal ints are ok here; using UINT16 because I know it works
72 UINT16 channel0 = 0;
73 UINT16 channel1 = 1;
75 //init processor
76 int sleepCount = 0;
77 int result = 0;
79 bool coreFin = false;
81 fflush(stdout);
83 // Convert input wav to pcm
86 //rlm: for now we are going to going to just have 2 files with "common names"
88 generate_pcm("input.wav","input.pcm");
89 generate_pcm("input1.wav", "input1.pcm");
92 //Send data to the machine here.
93 //rlm: two files
94 inputFile = fopen("input.pcm","r");
95 inputFile1 = fopen("input1.pcm", "r");
97 assert(inputFile1);
98 assert(inputFile);
100 int count = 0;
102 printf("main:PROCESSOR about to enter loop %d\n", count);
104 //rlm: here we read both files. later refactor into a function.
105 // also, this will terminate when the FIRST file reaches its end.
106 while( (fread(&sample, 2, 1, inputFile)) || (fread(&sample1, 2 , 1, inputFile1)))
107 { /*
108 printf("hi\n");
109 if (!coreFin && (result = clientStub->ReadCPUToHost(0)) != 1)
110 {
111 sleepCount++;
112 }
113 else if (!coreFin && result == 1)
114 {
115 printf("\n***SOFT_CORE PASSED***\n");
116 coreFin = true;
117 }
118 */
120 if(count%1000 == 0)
121 printf("main: %d\n", count);
122 count++;
123 sem_wait(&throttle);
125 //rlm: two files.
126 // clientStub->SendUnprocessedStream( Data,(UINT32)sample);
127 clientStub->SendUnprocessedStream((UINT32)channel0 , Data,(UINT32)sample);
128 clientStub->SendUnprocessedStream((UINT32)channel1 , Data,(UINT32)sample1);
129 }
131 printf("main: out of loop\n");
133 // Need to put lock here to prevent potential race condition
134 pthread_mutex_lock(&lock);
136 //rlm: have to send end-files to both voices.
137 // all of these operations wil eventually be moved into functions.
138 //clientStub->SendUnprocessedStream(EndOfFile,0);
139 clientStub->SendUnprocessedStream((UINT32)channel0, EndOfFile,0);
140 clientStub->SendUnprocessedStream((UINT32)channel1, EndOfFile,0);
142 printf("main: wait for end of file\n");
144 pthread_cond_wait(&cond, &lock);
145 pthread_mutex_unlock(&lock);
147 printf("main: last data out\n");
149 // Convert input wav to pcm
150 // this part is ok because there is always only one input file.
151 generate_wav("out_hw.pcm","input.wav","out_hw.wav");
153 printf("generate wav done\n");
155 // printf("If you missed it, core %s", coreFin ? "PASSED\n" : "FAILED\n");
156 // Dump the stats file
158 STATS_DEVICE_SERVER_CLASS::GetInstance()->DumpStats();
159 STATS_DEVICE_SERVER_CLASS::GetInstance()->EmitFile();
161 fflush(stdout);
162 // exit(0);
163 }