view modules/bluespec/Pygar/core/AudioCoreSystem.cpp @ 36:99519a031813 pygar svn.37

[svn r37] moved the server into audioCorePipeline
author punk
date Tue, 04 May 2010 18:54:54 -0400
parents 1a21b4cd85ee
children 0475235d1513
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 // inputFile = 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 if (!coreFin && (result = clientStub->ReadCPUToHost(0)) != 1)
109 {
110 sleepCount++;
111 if(sleepCount == 200) {
112 printf("Failed to get response from hardware, bailing\n\n");
113 printf("This means that either your hardware is hanging\n");
114 printf("or that the software hasn't given it enough time\n");
115 printf("to complete. If you think it needs more time, then\n");
116 printf("edit CONNECTED_APPLICATION_CLASS::Main() in ProcessorSystem.cpp\n");
117 printf("(connected_application)\n");
118 }
119 }
120 else if (!coreFin && result == 1)
121 {
122 printf("\n***SOFT_CORE PASSED***\n");
123 coreFin = true;
124 }
126 if(count%1000 == 0)
127 printf("main: %d\n", count);
128 count++;
129 sem_wait(&throttle);
131 //rlm: two files.
132 clientStub->SendUnprocessedStream( Data,(UINT32)sample);
133 //clientStub->SendUnprocessedStream(channel0 , Data,(UINT32)sample);
134 //clientStub->SendUnprocessedStream(channel1 , Data,(UINT32)sample1);
136 }
138 printf("main: out of loop\n");
140 // Need to put lock here to prevent potential race condition
141 pthread_mutex_lock(&lock);
143 //rlm: have to send end-files to both voices.
144 // all of these operations wil eventually be moved into functions.
145 clientStub->SendUnprocessedStream(EndOfFile,0);
146 //clientStub->SendUnprocessedStream(channel0, EndOfFile,0);
147 // clientStub->SendUnprocessedStream(channel1, EndOfFile,0);
149 printf("main: wait for end of file\n");
151 pthread_cond_wait(&cond, &lock);
152 pthread_mutex_unlock(&lock);
154 printf("main: last data out\n");
156 // Convert input wav to pcm
157 // this part is ok because there is always only one input file.
158 generate_wav("out_hw.pcm","input.wav","out_hw.wav");
160 printf("generate wav done\n");
162 printf("If you missed it, core %s", coreFin ? "PASSED\n" : "FAILED\n");
163 // Dump the stats file
165 STATS_DEVICE_SERVER_CLASS::GetInstance()->DumpStats();
166 STATS_DEVICE_SERVER_CLASS::GetInstance()->EmitFile();
168 fflush(stdout);
169 exit(0);
170 }