| Last change
 on this file since 3612 was             3538, checked in by ansari, 17 years ago | 
        
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This commit was generated by cvs2svn to compensate for changes in r3537,which included commits to RCS files with non-trunk default branches.
 
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          | File size:
            1.0 KB | 
      
      
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| 1 | #include "pciewrap.h" | 
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| 2 |  | 
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| 3 | #include <stdlib.h> | 
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| 4 | #include <stdio.h> | 
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| 5 | #include <math.h> | 
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| 6 |  | 
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| 7 | #include <iostream> | 
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| 8 |  | 
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| 9 | PCIEWrapper::PCIEWrapper() | 
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| 10 | { | 
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| 11 | // Faire l'initialisation PCI-Express ici | 
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| 12 | } | 
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| 13 |  | 
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| 14 | PCIEWrapper::~PCIEWrapper() | 
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| 15 | { | 
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| 16 | // Faire le nettoyage (liberer memoire ...) | 
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| 17 | } | 
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| 18 |  | 
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| 19 |  | 
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| 20 | // Variables pour tests | 
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| 21 | static uint_4 NBytes = 0; | 
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| 22 | static uint_4 Choix = 0; | 
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| 23 |  | 
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| 24 | uint_4  PCIEWrapper::NBytesToRead() | 
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| 25 | { | 
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| 26 | // Lire le registre indiquant le nombre de mots prets a etre lus | 
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| 27 | // cad transfere en memoire du PC | 
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| 28 | int choix = rand()%5; | 
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| 29 | if (choix < 2) { | 
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| 30 | Choix = choix; | 
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| 31 | if (choix == 0)  NBytes = 4096; | 
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| 32 | else NBytes = 5000; | 
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| 33 | } | 
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| 34 | else { | 
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| 35 | NBytes = 0; | 
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| 36 | Choix = 0; | 
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| 37 | } | 
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| 38 | return NBytes; | 
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| 39 | } | 
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| 40 |  | 
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| 41 | uint_4  PCIEWrapper::Read(uint_1* buff, uint_4 nbytes) | 
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| 42 | { | 
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| 43 | if (NBytes == 0)  throw PCIEWException("PCIEWrapper::Read()/Error NBytes==0"); | 
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| 44 | if (nbytes > NBytes)  nbytes = NBytes; | 
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| 45 | double dx = (rand()%8+1)*0.05; | 
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| 46 | for(int k=0; k<nbytes; k++)  buff[k] = (uint_1)((1.+sin(dx*k))*100.); | 
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| 47 | if ((Choix == 1) && (nbytes>2000)) | 
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| 48 | for(int k=1600; k<1900; k++) buff[k] = (uint_1)(128); | 
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| 49 | return nbytes; | 
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| 50 | } | 
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