// Initialise library for use.
//
DLLEXPORT(FLStatus) flInitialise(int logLevel, const char **error) {
FLStatus retVal = FL_SUCCESS;
USBStatus uStatus = usbInitialise(logLevel, error);
CHECK_STATUS(uStatus, FL_USB_ERR, cleanup, "flInitialise()");
cleanup:
return retVal;
}
int main(int argc, const char *argv[]) {
int retVal = 0;
struct USBDevice *device = NULL;
const char *error = NULL;
const char *vp;
USBStatus uStatus;
if ( argc != 2 ) {
fprintf(stderr, "Synopsis: %s <VID:PID>\n", argv[0]);
FAIL(1, cleanup);
}
vp = argv[1];
uStatus = usbInitialise(0, &error);
CHECK_STATUS(uStatus, 2, cleanup);
uStatus = usbOpenDevice(vp, 1, 0, 0, &device, &error);
CHECK_STATUS(uStatus, 3, cleanup);
uStatus = usbPrintConfiguration(device, stdout, &error);
CHECK_STATUS(uStatus, 4, cleanup);
cleanup:
if ( device ) {
usbCloseDevice(device, 0);
}
if ( error ) {
fprintf(stderr, "%s: %s\n", argv[0], error);
errFree(error);
}
return retVal;
}
int multiRead(uint32 reqCount, uint32 reqSize, double *speed) {
int retVal = 0;
USBStatus uStatus;
struct USBDevice *deviceHandle = NULL;
const char *error = NULL;
uint8 buf[5];
struct CompletionReport completionReport;
uint32 numBytes;
double totalTime;
#ifdef WIN32
LARGE_INTEGER tvStart, tvEnd, freq;
DWORD_PTR mask = 1;
SetThreadAffinityMask(GetCurrentThread(), mask);
QueryPerformanceFrequency(&freq);
#else
struct timeval tvStart, tvEnd;
long long startTime, endTime;
#endif
// We can make one FPGA request message and re-use it
buf[0] = 0x80; // write ch0
buf[1] = (uint8)(reqSize >> 24);
buf[2] = (uint8)(reqSize >> 16);
buf[3] = (uint8)(reqSize >> 8);
buf[4] = (uint8)(reqSize & 0xFF);
// Init library
uStatus = usbInitialise(0, &error);
CHECK_STATUS(uStatus, 1, cleanup);
// Open device
uStatus = usbOpenDevice("1d50:602b", 1, 0, 0, &deviceHandle, &error);
CHECK_STATUS(uStatus, 2, cleanup);
// Select CommFPGA conduit (FX2 slave FIFOs = 0x0001)
uStatus = usbControlWrite(deviceHandle, 0x80, 0x0000, 0x0001, NULL, 0, 1000, &error);
CHECK_STATUS(uStatus, 3, cleanup);
// Record start time
#ifdef WIN32
QueryPerformanceCounter(&tvStart);
#else
gettimeofday(&tvStart, NULL);
#endif
// Send a couple of read commands to the FPGA
uStatus = usbBulkWriteAsync(deviceHandle, 2, buf, 5, 9000, &error); // Write request command
CHECK_STATUS(uStatus, 4, cleanup);
uStatus = usbBulkReadAsync(deviceHandle, 6, NULL, reqSize, 9000, &error); // Read response data
CHECK_STATUS(uStatus, 5, cleanup);
uStatus = usbBulkWriteAsync(deviceHandle, 2, buf, 5, 9000, &error); // Write request command
CHECK_STATUS(uStatus, 6, cleanup);
uStatus = usbBulkReadAsync(deviceHandle, 6, NULL, reqSize, 9000, &error); // Read response data
CHECK_STATUS(uStatus, 7, cleanup);
// On each iteration, await completion and send a new read command
numBytes = (reqCount+2)*reqSize;
while ( reqCount-- ) {
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 8, cleanup);
printCompletionReport(&completionReport);
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 9, cleanup);
printCompletionReport(&completionReport);
uStatus = usbBulkWriteAsync(deviceHandle, 2, buf, 5, 9000, &error); // Write request command
CHECK_STATUS(uStatus, 10, cleanup);
uStatus = usbBulkReadAsync(deviceHandle, 6, NULL, reqSize, 9000, &error); // Read response data
CHECK_STATUS(uStatus, 11, cleanup);
}
// Wait for the stragglers...
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 12, cleanup);
printCompletionReport(&completionReport);
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 13, cleanup);
printCompletionReport(&completionReport);
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 14, cleanup);
printCompletionReport(&completionReport);
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 15, cleanup);
printCompletionReport(&completionReport);
// Record stop time
#ifdef WIN32
QueryPerformanceCounter(&tvEnd);
totalTime = (double)(tvEnd.QuadPart - tvStart.QuadPart);
totalTime /= freq.QuadPart;
*speed = (double)numBytes / (1024*1024*totalTime);
#else
gettimeofday(&tvEnd, NULL);
startTime = tvStart.tv_sec;
startTime *= 1000000;
startTime += tvStart.tv_usec;
endTime = tvEnd.tv_sec;
endTime *= 1000000;
endTime += tvEnd.tv_usec;
totalTime = (double)(endTime - startTime);
totalTime /= 1000000; // convert from uS to S.
*speed = (double)numBytes / (1024*1024*totalTime);
#endif
cleanup:
usbCloseDevice(deviceHandle, 0);
if ( error ) {
fprintf(stderr, "%s\n", error);
usbFreeError(error);
}
return retVal;
}
int bufferRead(void) {
int retVal = 0;
USBStatus uStatus;
struct USBDevice *deviceHandle = NULL;
const char *error = NULL;
uint8 *ptr;
const uint8 *buf;
struct CompletionReport completionReport;
// Init library
uStatus = usbInitialise(0, &error);
CHECK_STATUS(uStatus, 1, cleanup);
// Open device
uStatus = usbOpenDevice("1d50:602b", 1, 0, 0, &deviceHandle, &error);
CHECK_STATUS(uStatus, 2, cleanup);
// Select CommFPGA conduit (FX2 slave FIFOs = 0x0001)
uStatus = usbControlWrite(deviceHandle, 0x80, 0x0000, 0x0001, NULL, 0, 1000, &error);
CHECK_STATUS(uStatus, 3, cleanup);
// Get the next available 64KiB write buffer
uStatus = usbBulkWriteAsyncPrepare(deviceHandle, &ptr, &error); // Write request command
CHECK_STATUS(uStatus, 4, cleanup);
buf = ptr;
// Populate the buffer with a couple of FPGA write commands and one FPGA read command
*ptr++ = 0x00; // write ch0
*ptr++ = (uint8)(CHUNK_SIZE >> 24);
*ptr++ = (uint8)(CHUNK_SIZE >> 16);
*ptr++ = (uint8)(CHUNK_SIZE >> 8);
*ptr++ = (uint8)(CHUNK_SIZE & 0xFF);
memcpy(ptr, randomData, CHUNK_SIZE);
ptr += CHUNK_SIZE;
*ptr++ = 0x00; // write ch0
*ptr++ = (uint8)(CHUNK_SIZE >> 24);
*ptr++ = (uint8)(CHUNK_SIZE >> 16);
*ptr++ = (uint8)(CHUNK_SIZE >> 8);
*ptr++ = (uint8)(CHUNK_SIZE & 0xFF);
memcpy(ptr, randomData+CHUNK_SIZE, CHUNK_SIZE);
ptr += CHUNK_SIZE;
*ptr++ = 0x80; // read ch0
*ptr++ = (uint8)(CHUNK_SIZE >> 24);
*ptr++ = (uint8)(CHUNK_SIZE >> 16);
*ptr++ = (uint8)(CHUNK_SIZE >> 8);
*ptr++ = (uint8)(CHUNK_SIZE & 0xFF);
// Submit the write
uStatus = usbBulkWriteAsyncSubmit(deviceHandle, 2, (uint32)(ptr-buf), 1000, &error);
CHECK_STATUS(uStatus, 5, cleanup);
// Submit the read
uStatus = usbBulkReadAsync(deviceHandle, 6, NULL, CHUNK_SIZE, 9000, &error); // Read response data
CHECK_STATUS(uStatus, 6, cleanup);
// Wait for them to be serviced
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 7, cleanup);
printCompletionReport(&completionReport);
uStatus = usbBulkAwaitCompletion(deviceHandle, &completionReport, &error);
CHECK_STATUS(uStatus, 8, cleanup);
printCompletionReport(&completionReport);
cleanup:
usbCloseDevice(deviceHandle, 0);
if ( error ) {
fprintf(stderr, "%s\n", error);
usbFreeError(error);
}
return retVal;
}
int main(int argc, char *argv[]) {
struct arg_str *vpOpt = arg_str1("v", "vidpid", "<VID:PID>", " vendor ID and product ID (e.g 04B4:8613)");
struct arg_uint *toOpt = arg_uint0("t", "timeout", "<millis>", " timeout in milliseconds");
struct arg_int *epOpt = arg_int0("e", "endpoint", "<epNum>", " endpoint to write to");
struct arg_lit *benOpt = arg_lit0("b", "benchmark", " benchmark the operation");
struct arg_lit *chkOpt = arg_lit0("c", "checksum", " print 16-bit checksum");
struct arg_lit *helpOpt = arg_lit0("h", "help", " print this help and exit\n");
struct arg_file *fileOpt = arg_file1(NULL, NULL, "<fileName>", " the data to send");
struct arg_end *endOpt = arg_end(20);
void* argTable[] = {vpOpt, toOpt, epOpt, benOpt, chkOpt, helpOpt, fileOpt, endOpt};
const char *progName = "bulk";
int numErrors;
uint8 epNum = 0x06;
FILE *inFile = NULL;
uint8 *buffer = NULL;
uint32 fileLen;
struct USBDevice *deviceHandle = NULL;
USBStatus uStatus;
int retVal = 0;
const char *error = NULL;
double totalTime, speed;
uint16 checksum = 0x0000;
uint32 timeout = 5000;
uint32 i;
#ifdef WIN32
LARGE_INTEGER tvStart, tvEnd, freq;
DWORD_PTR mask = 1;
SetThreadAffinityMask(GetCurrentThread(), mask);
QueryPerformanceFrequency(&freq);
#else
struct timeval tvStart, tvEnd;
long long startTime, endTime;
#endif
if ( arg_nullcheck(argTable) != 0 ) {
printf("%s: insufficient memory\n", progName);
FAIL(1, cleanup);
}
numErrors = arg_parse(argc, argv, argTable);
if ( helpOpt->count > 0 ) {
printf("Bulk Write Tool Copyright (C) 2009-2011 Chris McClelland\n\nUsage: %s", progName);
arg_print_syntax(stdout, argTable, "\n");
printf("\nWrite data to a bulk endpoint.\n\n");
arg_print_glossary(stdout, argTable," %-10s %s\n");
FAIL(0, cleanup);
}
if ( numErrors > 0 ) {
arg_print_errors(stdout, endOpt, progName);
printf("Try '%s --help' for more information.\n", progName);
FAIL(2, cleanup);
}
if ( toOpt->count ) {
timeout = toOpt->ival[0];
}
inFile = fopen(fileOpt->filename[0], "rb");
if ( !inFile ) {
fprintf(stderr, "Unable to open file %s\n", fileOpt->filename[0]);
FAIL(3, cleanup);
}
fseek(inFile, 0, SEEK_END);
fileLen = (uint32)ftell(inFile);
fseek(inFile, 0, SEEK_SET);
buffer = (uint8 *)malloc(fileLen);
if ( !buffer ) {
fprintf(stderr, "Unable to allocate memory for file %s\n", fileOpt->filename[0]);
FAIL(4, cleanup);
}
if ( fread(buffer, 1, fileLen, inFile) != fileLen ) {
fprintf(stderr, "Unable to read file %s\n", fileOpt->filename[0]);
FAIL(5, cleanup);
}
if ( chkOpt->count ) {
for ( i = 0; i < fileLen; i++ ) {
checksum = (uint16)(checksum + buffer[i]);
}
printf("Checksum: 0x%04X\n", checksum);
}
if ( epOpt->count ) {
epNum = (uint8)epOpt->ival[0];
}
uStatus = usbInitialise(0, &error);
CHECK_STATUS(uStatus, 6, cleanup);
uStatus = usbOpenDevice(vpOpt->sval[0], 1, 0, 0, &deviceHandle, &error);
CHECK_STATUS(uStatus, 7, cleanup);
#ifdef WIN32
QueryPerformanceCounter(&tvStart);
uStatus = usbBulkWrite(deviceHandle, epNum, buffer, fileLen, timeout, &error);
QueryPerformanceCounter(&tvEnd);
CHECK_STATUS(uStatus, 8, cleanup);
totalTime = (double)(tvEnd.QuadPart - tvStart.QuadPart);
totalTime /= freq.QuadPart;
printf("Time: %fms\n", totalTime/1000.0);
speed = (double)fileLen / (1024*1024*totalTime);
#else
gettimeofday(&tvStart, NULL);
uStatus = usbBulkWrite(deviceHandle, epNum, buffer, fileLen, timeout, &error);
gettimeofday(&tvEnd, NULL);
CHECK_STATUS(uStatus, 8, cleanup);
startTime = tvStart.tv_sec;
startTime *= 1000000;
startTime += tvStart.tv_usec;
endTime = tvEnd.tv_sec;
endTime *= 1000000;
endTime += tvEnd.tv_usec;
totalTime = (double)(endTime - startTime);
totalTime /= 1000000; // convert from uS to S.
speed = (double)fileLen / (1024*1024*totalTime);
#endif
if ( benOpt->count ) {
printf("Speed: %f MB/s\n", speed);
}
cleanup:
if ( buffer ) {
free(buffer);
}
if ( inFile ) {
fclose(inFile);
}
if ( deviceHandle ) {
usbCloseDevice(deviceHandle, 0);
}
if ( error ) {
fprintf(stderr, "%s\n", error);
usbFreeError(error);
}
arg_freetable(argTable, sizeof(argTable)/sizeof(argTable[0]));
return retVal;
}
