/*********************************************************************
*
* _USBTask
*/
static void _USBTask(void) {
_AddMSD();
USB_Start();
while(1) {
//
// Wait for configuration
//
while ((USB_GetState() & (USB_STAT_CONFIGURED | USB_STAT_SUSPENDED)) != USB_STAT_CONFIGURED) {
BSP_ToggleLED(0);
USB_OS_Delay(50);
}
BSP_SetLED(0);
FS_Unmount("");
USB_MSD_Task(); // Task, does only return when device is non-configured mode
FS_Mount("");
}
}
void MainTask(void) {
unsigned i;
U32 Space;
U32 NumLoops;
U32 NumBytes;
U32 NumBytesAtOnce;
FS_FILE * pFile;
I32 t;
FS_Init();
_TestNo = -1;
//
// Check if we need to low-level format the volume
//
if (FS_IsLLFormatted(VOLUME_NAME) == 0) {
FS_X_Log("Low level formatting\n");
FS_FormatLow(VOLUME_NAME); /* Erase & Low-level format the flash */
}
//
// Volume is always high level formatted
// before doing any performance tests.
//
FS_X_Log("High level formatting\n");
#if FS_SUPPORT_FAT
if (FS_FormatSD(VOLUME_NAME) == 0) {
#else
if (FS_Format(VOLUME_NAME, NULL) == 0) {
#endif
//
// Disable that the directory entry is every time
// updated after a write operation
//
FS_ConfigUpdateDirOnWrite(0);
//
// Fill the buffer with data
//
FS_MEMSET((void*)_aBuffer, 'a', sizeof(_aBuffer));
//
// Get some general info
//
Space = FS_GetVolumeFreeSpace(VOLUME_NAME);
Space = MIN(Space, FILE_SIZE);
NumBytes = BLOCK_SIZE * NUM_BLOCKS_MEASURE;
NumBytesAtOnce = BLOCK_SIZE;
NumLoops = Space / NumBytes;
//
// Create file of full size
//
_StartTest("W", NumBytes);
pFile = FS_FOpen(FILE_NAME, "w");
//
// Preallocate the file, setting the file pointer to the highest position
// and declare it as the end of the file.
//
FS_SetFilePos(pFile, Space, FS_FILE_BEGIN);
FS_SetEndOfFile(pFile);
//
// Set file position to the beginning
//
FS_SetFilePos(pFile, 0, FS_FILE_BEGIN);
//
// Check write performance with clusters/file size preallocated
//
sprintf(_ac, "Writing %lu chunks of %lu Bytes: ", NumLoops, NumBytes);
FS_X_Log(_ac);
for (i = 0; i < NumLoops ; i++) {
t = _WriteFile(pFile, &_aBuffer[0], NumBytesAtOnce);
_StoreResult(t);
FS_X_Log(".");
}
FS_X_Log("OK\n");
FS_FClose(pFile);
//
// Check read performance
//
_StartTest("R", NumBytes);
sprintf(_ac, "Reading %lu chunks of %lu Bytes: " , NumLoops, NumBytes);
FS_X_Log(_ac);
pFile = FS_FOpen(FILE_NAME, "r");
for (i = 0; i < NumLoops; i++) {
t = _ReadFile(pFile, _aBuffer, NumBytesAtOnce);
_StoreResult(t);
FS_X_Log(".");
}
FS_X_Log("OK\n\n");
FS_FClose(pFile);
//
// Show results for performance list
//
for (i = 0; i <= (unsigned)_TestNo; i++) {
sprintf(_ac, "%s Speed: %f kByte/s\n", _aResult[i].sName, _GetAverage(i));
FS_X_Log(_ac);
}
FS_X_Log("Finished\n");
FS_Unmount(VOLUME_NAME);
} else {
FS_X_Log("Volume could not be formatted!\n");
}
while (1) {
;
}
}