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URL https://opencores.org/ocsvn/usb_fpga_1_11/usb_fpga_1_11/trunk

Subversion Repositories usb_fpga_1_11

Compare Revisions

  • This comparison shows the changes necessary to convert path 
    /usb_fpga_1_11/trunk/examples/usb-fpga-1.2/flashbench
    from Rev 2 to Rev 5
    ↔ Reverse comparison
  •

Rev 2 → Rev 5

/FlashBench.java
1,6 → 1,6
/*!
flashbench -- Flash memory benchmark for ZTEX USB FPGA Module 1.2
Copyright (C) 2009-2010 ZTEX e.K.
flashbench -- Flash memory benchmark for ZTEX USB-FPGA Module 1.2
Copyright (C) 2009-2011 ZTEX GmbH.
http://www.ztex.de
 
This program is free software; you can redistribute it and/or modify
56,29 → 56,31
// ******* testRW **************************************************************
// measures read + write performance
public double testRW ( int num ) throws UsbException, InvalidFirmwareException, CapabilityException {
byte[] buf1 = new byte[flashSectorSize()];
byte[] buf2 = new byte[flashSectorSize()];
int secNum = 2048 / flashSectorSize();
byte[] buf1 = new byte[flashSectorSize() * secNum];
byte[] buf2 = new byte[flashSectorSize() * secNum];
int errors = 0;
 
long t0 = new Date().getTime();
 
for ( int i=0; i<num; i++ ) {
for ( int i=0; i<num; i+=secNum ) {
int l = Math.min(num-i,secNum);
int j=(int) Math.round(65535*Math.random());
for (int k=0; k<flashSectorSize(); k++) {
for (int k=0; k<flashSectorSize()*l; k++) {
buf1[k] = (byte) (j & 255);
j+=57;
}
 
System.out.print("Sector " + (i+1) + "/" + num+ " " + Math.round(10000.0*(i+1)/num)/100.0 + "% \r");
flashWriteSector(i,buf1);
flashReadSector(i,buf2);
System.out.print("Sector " + (i+l) + "/" + num+ " " + Math.round(10000.0*(i+1)/num)/100.0 + "% \r");
flashWriteSector(i,l,buf1);
flashReadSector(i,l,buf2);
 
int diffs=flashSectorSize();
for (int k=0; k<flashSectorSize(); k++)
int diffs=flashSectorSize()*l;
for (int k=0; k<flashSectorSize()*l; k++)
if ( buf1[k] == buf2[k] )
diffs -= 1;
if ( diffs!=0 && errors==0) {
System.out.print("Error occured: Sector " + i +": " + diffs + " differences: ");
if ( diffs!=0 /*&& errors==0 */) {
System.out.println("Error occured at sector " + i +": " + diffs + " differences");
}
if ( diffs!=0 )
errors+=1;
91,15 → 93,17
// ******* testW **************************************************************
// measures write performance
public double testW ( int num, int seed ) throws UsbException, InvalidFirmwareException, CapabilityException {
byte[] buf = new byte[flashSectorSize()];
int secNum = 2048 / flashSectorSize();
byte[] buf = new byte[flashSectorSize() * secNum];
long t0 = new Date().getTime();
for ( int i=0; i<num; i++ ) {
System.out.print("Sector " + (i+1) + "/" + num+ " " + Math.round(10000.0*(i+1)/num)/100.0 + "% \r");
for (int k=0; k<flashSectorSize(); k++) {
for ( int i=0; i<num; i+=secNum ) {
int j = Math.min(num-i,secNum);
System.out.print("Sector " + (i+j) + "/" + num+ " " + Math.round(10000.0*(i+1)/num)/100.0 + "% \r");
for (int k=0; k<flashSectorSize()*j; k++) {
buf[k] = (byte) (seed & 255);
seed+=79;
}
flashWriteSector(i,buf);
flashWriteSector(i,j,buf);
}
return num*512.0/(new Date().getTime() - t0);
}
107,20 → 111,22
// ******* testR **************************************************************
// measures read performance
public double testR ( int num, int seed ) throws UsbException, InvalidFirmwareException, CapabilityException {
byte[] buf = new byte[flashSectorSize()];
int secNum = 2048 / flashSectorSize();
byte[] buf = new byte[flashSectorSize() * secNum];
int errors = 0;
long t0 = new Date().getTime();
for ( int i=0; i<num; i++ ) {
System.out.print("Sector " + (i+1) + "/" + num+ " " + Math.round(10000.0*(i+1)/num)/100.0 + "% \r");
flashReadSector(i,buf);
int diffs = flashSectorSize();
for (int k=0; k<flashSectorSize(); k++) {
for ( int i=0; i<num; i+=secNum ) {
int j = Math.min(num-i,secNum);
System.out.print("Sector " + (i+j) + "/" + num+ " " + Math.round(10000.0*(i+1)/num)/100.0 + "% \r");
flashReadSector(i,j,buf);
int diffs = flashSectorSize()*j;
for (int k=0; k<flashSectorSize()*j; k++) {
if ( buf[k] == (byte) (seed & 255) )
diffs-=1;
seed+=79;
}
if ( diffs!=0 && errors==0 ) {
System.out.print("Error occured: Sector " + i +": " + diffs + " differences: ");
System.out.println("Error occured at sector " + i +": " + diffs + " differences");
}
if ( diffs!=0 )
errors+=1;
/flashbench.c
1,6 → 1,6
/*!
flashbench -- Flash memory benchmark for ZTEX USB FPGA Module 1.2
Copyright (C) 2009-2010 ZTEX e.K.
flashbench -- Flash memory benchmark for ZTEX USB-FPGA Module 1.2
Copyright (C) 2009-2011 ZTEX GmbH.
http://www.ztex.de
 
This program is free software; you can redistribute it and/or modify

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