/**
Detect whether the disk in the drive is changed or not.
@param[in] FdcDev A pointer to FDC_BLK_IO_DEV
@retval EFI_SUCCESS No disk media change
@retval EFI_DEVICE_ERROR Fail to do the recalibrate or seek operation
@retval EFI_NO_MEDIA No disk in the drive
@retval EFI_MEDIA_CHANGED There is a new disk in the drive
**/
EFI_STATUS
DisketChanged (
IN FDC_BLK_IO_DEV *FdcDev
)
{
EFI_STATUS Status;
UINT8 Data;
//
// Check change line
//
Data = FdcReadPort (FdcDev, FDC_REGISTER_DIR);
//
// Io delay
//
MicroSecondDelay (50);
if ((Data & DIR_DCL) == 0x80) {
//
// disk change line is active
//
if (FdcDev->PresentCylinderNumber != 0) {
Status = Recalibrate (FdcDev);
} else {
Status = Seek (FdcDev, 0x30);
}
if (EFI_ERROR (Status)) {
FdcDev->ControllerState->NeedRecalibrate = TRUE;
return EFI_DEVICE_ERROR;
//
// Fail to do the seek or recalibrate operation
//
}
Data = FdcReadPort (FdcDev, FDC_REGISTER_DIR);
//
// Io delay
//
MicroSecondDelay (50);
if ((Data & DIR_DCL) == 0x80) {
return EFI_NO_MEDIA;
}
return EFI_MEDIA_CHANGED;
}
return EFI_SUCCESS;
}
/// Performs a pseudo re-calibration on the data, returning a copy of the newly calibrated data
/// The original data are left unmodified.
OIDataList Recalibrate(const OIDataList & data, OICalibratorPtr old_cal, OICalibratorPtr new_cal)
{
// Make a deep copy of the data
OIDataList tmp = copy(data);
COIV2Row * v2_row;
COIT3Row * t3_row;
// Now recalibrate. Use RTTI to decide which function we should call.
for(OIDataRowPtr row: tmp)
{
v2_row = dynamic_cast<COIV2Row*>(row.get());
if(v2_row != NULL)
Recalibrate(v2_row, old_cal, new_cal);
t3_row = dynamic_cast<COIT3Row*>(row.get());
if(t3_row != NULL)
Recalibrate(t3_row, old_cal, new_cal);
// else if(row->GetType() == COIDataRow::OI_T3)
// Recalibrate_T3(row, old_cal, new_cal);
}
return tmp;
}
MainDisplay::MainDisplay(UserInterface& ui) : ui(ui), inventory(ui, ui.character), pause_indicators(ui), mini_menu(ui)
{
// Set the positions and sizes of UI elements
_width = get_natural_width();
message_bar = {0, 0, _width, 30};
map_window = {0, message_bar.height, _width, ui.tile_height * map_height};
status_bar = {0, message_bar.height + map_window.height, _width, 30};
_height = get_natural_height();
Reset();
Recalibrate();
ui.RegisterCallback_KeyInput(boost::bind(&MainDisplay::InputKey, this, _1, _2));
widget_order.push_front(&inventory);
widget_order.push_front(&pause_indicators);
widget_order.push_front(&mini_menu);
}
void MainDisplay::Draw()
{
if (ui.this_zone == nullptr)
{
al_clear_to_color(ui.Colour("gray"));
ui.Print("no vision", _width/2, _height/2);
return;
}
// check if recalibration is required. (note: this is a bit of a hack. I'll probably remove it later.)
if (_width != ui.get_display_width() ||
_height != ui.get_display_height() ||
b_inventory_open != (inventory.get_width() != 0))
{
Recalibrate();
}
al_clear_to_color(ui.Colour(0.35, 0.40, 0.2));
DrawMap();
if (b_inventory_open)
{
inventory.SetAction(next_action.act);
//inventory.Draw();
}
DrawMessageBar();
DrawStatusBar();
//DrawPauseIndicators();
//pause_indicators.Draw();
ui.Print((boost::format("fps:%d") % ui.get_fps()).str(), _width - 50, _height - 20);
// draw widgets in reverse order, so that front items are drawn on top.
for (auto it = widget_order.rbegin(); it != widget_order.rend(); ++it)
{
(*it)->Draw();
}
}
static NTSTATUS NTAPI
InitController(PCONTROLLER_INFO ControllerInfo)
/*
* FUNCTION: Initialize a newly-found controller
* ARGUMENTS:
* ControllerInfo: pointer to the controller to be initialized
* RETURNS:
* STATUS_SUCCESS if the controller is successfully initialized
* STATUS_IO_DEVICE_ERROR otherwise
*/
{
int i;
UCHAR HeadLoadTime;
UCHAR HeadUnloadTime;
UCHAR StepRateTime;
PAGED_CODE();
ASSERT(ControllerInfo);
TRACE_(FLOPPY, "InitController called with Controller 0x%p\n", ControllerInfo);
KeClearEvent(&ControllerInfo->SynchEvent);
INFO_(FLOPPY, "InitController: resetting the controller\n");
/* Reset the controller */
if(HwReset(ControllerInfo) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "InitController: unable to reset controller\n");
return STATUS_IO_DEVICE_ERROR;
}
/* All controllers should support this so
* if we get something strange back then we
* know that this isn't a floppy controller
*/
if (HwGetVersion(ControllerInfo) <= 0)
{
WARN_(FLOPPY, "InitController: unable to contact controller\n");
return STATUS_NO_SUCH_DEVICE;
}
/* Reset the controller to avoid interrupt garbage on certain controllers */
if(HwReset(ControllerInfo) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "InitController: unable to reset controller #2\n");
return STATUS_IO_DEVICE_ERROR;
}
INFO_(FLOPPY, "InitController: setting data rate\n");
/* Set data rate */
if(HwSetDataRate(ControllerInfo, DRSR_DSEL_500KBPS) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "InitController: unable to set data rate\n");
return STATUS_IO_DEVICE_ERROR;
}
INFO_(FLOPPY, "InitController: waiting for initial interrupt\n");
/* Wait for an interrupt */
WaitForControllerInterrupt(ControllerInfo);
/* Reset means you have to clear each of the four interrupts (one per drive) */
for(i = 0; i < MAX_DRIVES_PER_CONTROLLER; i++)
{
INFO_(FLOPPY, "InitController: Sensing interrupt %d\n", i);
if(HwSenseInterruptStatus(ControllerInfo) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "InitController: Unable to clear interrupt 0x%x\n", i);
return STATUS_IO_DEVICE_ERROR;
}
}
INFO_(FLOPPY, "InitController: done sensing interrupts\n");
/* Next, see if we have the right version to do implied seek */
if(HwGetVersion(ControllerInfo) == VERSION_ENHANCED)
{
/* If so, set that up -- all defaults below except first TRUE for EIS */
if(HwConfigure(ControllerInfo, TRUE, TRUE, FALSE, 0, 0) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "InitController: unable to set up implied seek\n");
ControllerInfo->ImpliedSeeks = FALSE;
}
else
{
INFO_(FLOPPY, "InitController: implied seeks set!\n");
ControllerInfo->ImpliedSeeks = TRUE;
}
/*
* FIXME: Figure out the answer to the below
*
* I must admit that I'm really confused about the Model 30 issue. At least one
* important bit (the disk change bit in the DIR) is flipped if this is a Model 30
* controller. However, at least one other floppy driver believes that there are only
* two computers that are guaranteed to have a Model 30 controller:
* - IBM Thinkpad 750
* - IBM PS2e
*
* ...and another driver only lists a config option for "thinkpad", that flips
* the change line. A third driver doesn't mention the Model 30 issue at all.
*
* What I can't tell is whether or not the average, run-of-the-mill computer now has
* a Model 30 controller. For the time being, I'm going to wire this to FALSE,
* and just not support the computers mentioned above, while I try to figure out
* how ubiquitous these newfangled 30 thingies are.
*/
//ControllerInfo->Model30 = TRUE;
ControllerInfo->Model30 = FALSE;
}
else
{
INFO_(FLOPPY, "InitController: enhanced version not supported; disabling implied seeks\n");
ControllerInfo->ImpliedSeeks = FALSE;
ControllerInfo->Model30 = FALSE;
}
/* Specify */
WARN_(FLOPPY, "FIXME: Figure out speed\n");
HeadLoadTime = SPECIFY_HLT_500K;
HeadUnloadTime = SPECIFY_HUT_500K;
StepRateTime = SPECIFY_SRT_500K;
INFO_(FLOPPY, "InitController: issuing specify command to controller\n");
/* Don't disable DMA --> enable dma (dumb & confusing) */
if(HwSpecify(ControllerInfo, HeadLoadTime, HeadUnloadTime, StepRateTime, FALSE) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "InitController: unable to specify options\n");
return STATUS_IO_DEVICE_ERROR;
}
/* Init the stop stuff */
KeInitializeDpc(&ControllerInfo->MotorStopDpc, MotorStopDpcFunc, ControllerInfo);
KeInitializeTimer(&ControllerInfo->MotorTimer);
KeInitializeEvent(&ControllerInfo->MotorStoppedEvent, NotificationEvent, FALSE);
ControllerInfo->StopDpcQueued = FALSE;
/*
* Recalibrate each drive on the controller (depends on StartMotor, which depends on the timer stuff above)
* We don't even know if there is a disk in the drive, so this may not work, but that's OK.
*/
for(i = 0; i < ControllerInfo->NumberOfDrives; i++)
{
INFO_(FLOPPY, "InitController: recalibrating drive 0x%x on controller 0x%p\n", i, ControllerInfo);
Recalibrate(&ControllerInfo->DriveInfo[i]);
}
INFO_(FLOPPY, "InitController: done initializing; returning STATUS_SUCCESS\n");
return STATUS_SUCCESS;
}
NTSTATUS NTAPI
ResetChangeFlag(PDRIVE_INFO DriveInfo)
/*
* FUNCTION: Reset the drive's change flag (as reflected in the DIR)
* ARGUMENTS:
* DriveInfo: the drive to reset
* RETURNS:
* STATUS_SUCCESS if the changeline is cleared
* STATUS_NO_MEDIA_IN_DEVICE if the changeline cannot be cleared
* STATUS_IO_DEVICE_ERROR if the controller cannot be communicated with
* NOTES:
* - Change reset procedure: recalibrate, seek 1, seek 0
* - If the line is still set after that, there's clearly no disk in the
* drive, so we return STATUS_NO_MEDIA_IN_DEVICE
* - PAGED_CODE because we wait
*/
{
BOOLEAN DiskChanged;
PAGED_CODE();
ASSERT(DriveInfo);
TRACE_(FLOPPY, "ResetChangeFlag called\n");
/* Try to recalibrate. We don't care if it works. */
Recalibrate(DriveInfo);
/* clear spurious interrupts in prep for seeks */
KeClearEvent(&DriveInfo->ControllerInfo->SynchEvent);
/* must re-start the drive because Recalibrate() stops it */
StartMotor(DriveInfo);
/* Seek to 1 */
if(HwSeek(DriveInfo, 1) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "ResetChangeFlag(): HwSeek failed; returning STATUS_IO_DEVICE_ERROR\n");
StopMotor(DriveInfo->ControllerInfo);
return STATUS_IO_DEVICE_ERROR;
}
WaitForControllerInterrupt(DriveInfo->ControllerInfo);
if(HwSenseInterruptStatus(DriveInfo->ControllerInfo) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "ResetChangeFlag(): HwSenseInterruptStatus failed; bailing out\n");
StopMotor(DriveInfo->ControllerInfo);
return STATUS_IO_DEVICE_ERROR;
}
/* Seek back to 0 */
if(HwSeek(DriveInfo, 0) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "ResetChangeFlag(): HwSeek failed; returning STATUS_IO_DEVICE_ERROR\n");
StopMotor(DriveInfo->ControllerInfo);
return STATUS_IO_DEVICE_ERROR;
}
WaitForControllerInterrupt(DriveInfo->ControllerInfo);
if(HwSenseInterruptStatus(DriveInfo->ControllerInfo) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "ResetChangeFlag(): HwSenseInterruptStatus #2 failed; bailing\n");
StopMotor(DriveInfo->ControllerInfo);
return STATUS_IO_DEVICE_ERROR;
}
/* Check the change bit */
if(HwDiskChanged(DriveInfo, &DiskChanged) != STATUS_SUCCESS)
{
WARN_(FLOPPY, "ResetChangeFlag(): HwDiskChanged failed; returning STATUS_IO_DEVICE_ERROR\n");
StopMotor(DriveInfo->ControllerInfo);
return STATUS_IO_DEVICE_ERROR;
}
StopMotor(DriveInfo->ControllerInfo);
/* if the change flag is still set, there's probably no media in the drive. */
if(DiskChanged)
return STATUS_NO_MEDIA_IN_DEVICE;
/* else we're done! */
return STATUS_SUCCESS;
}
/**
Do recalibrate and check if the drive is present or not
and set the media parameters if the driver is present.
@param[in] FdcDev A pointer to the FDC_BLK_IO_DEV
@retval EFI_SUCCESS The floppy disk drive is present
@retval EFI_DEVICE_ERROR The floppy disk drive is not present
**/
EFI_STATUS
FddIdentify (
IN FDC_BLK_IO_DEV *FdcDev
)
{
EFI_STATUS Status;
//
// Set Floppy Disk Controller's motor on
//
Status = MotorOn (FdcDev);
if (EFI_ERROR (Status)) {
return EFI_DEVICE_ERROR;
}
Status = Recalibrate (FdcDev);
if (EFI_ERROR (Status)) {
MotorOff (FdcDev);
FdcDev->ControllerState->NeedRecalibrate = TRUE;
return EFI_DEVICE_ERROR;
}
//
// Set Media Parameter
//
FdcDev->BlkIo.Media->RemovableMedia = TRUE;
FdcDev->BlkIo.Media->MediaPresent = TRUE;
FdcDev->BlkIo.Media->MediaId = 0;
//
// Check Media
//
Status = DisketChanged (FdcDev);
if (Status == EFI_NO_MEDIA) {
FdcDev->BlkIo.Media->MediaPresent = FALSE;
} else if ((Status != EFI_MEDIA_CHANGED) &&
(Status != EFI_SUCCESS)) {
MotorOff (FdcDev);
return Status;
}
//
// Check Disk Write Protected
//
Status = SenseDrvStatus (FdcDev, 0);
if (Status == EFI_WRITE_PROTECTED) {
FdcDev->BlkIo.Media->ReadOnly = TRUE;
} else if (Status == EFI_SUCCESS) {
FdcDev->BlkIo.Media->ReadOnly = FALSE;
} else {
return EFI_DEVICE_ERROR;
}
MotorOff (FdcDev);
//
// Set Media Default Type
//
FdcDev->BlkIo.Media->BlockSize = DISK_1440K_BYTEPERSECTOR;
FdcDev->BlkIo.Media->LastBlock = DISK_1440K_EOT * 2 * (DISK_1440K_MAXTRACKNUM + 1) - 1;
return EFI_SUCCESS;
}
/**
Set the head of floppy drive to the new cylinder.
@param FdcDev FDC_BLK_IO_DEV *: A pointer to FDC_BLK_IO_DEV
@param Lba EFI_LBA : The logic block address want to seek
@retval EFI_SUCCESS: Execute the Seek operation successfully
@retval EFI_DEVICE_ERROR: Fail to execute the Seek operation
**/
EFI_STATUS
Seek (
IN FDC_BLK_IO_DEV *FdcDev,
IN EFI_LBA Lba
)
{
FDD_SEEK_CMD Command;
UINT8 EndOfTrack;
UINT8 Head;
UINT8 Cylinder;
UINT8 StatusRegister0;
UINT8 *CommandPointer;
UINT8 PresentCylinderNumber;
UINTN Index;
UINT8 DelayTime;
if (FdcDev->ControllerState->NeedRecalibrate) {
if (EFI_ERROR (Recalibrate (FdcDev))) {
FdcDev->ControllerState->NeedRecalibrate = TRUE;
return EFI_DEVICE_ERROR;
}
}
EndOfTrack = DISK_1440K_EOT;
//
// Calculate cylinder based on Lba and EOT
//
Cylinder = (UINT8) ((UINTN) Lba / EndOfTrack / 2);
//
// if the destination cylinder is the present cylinder, unnecessary to do the
// seek operation
//
if (FdcDev->PresentCylinderNumber == Cylinder) {
return EFI_SUCCESS;
}
//
// Calculate the head : 0 or 1
//
Head = (UINT8) ((UINTN) Lba / EndOfTrack % 2);
ZeroMem (&Command, sizeof (FDD_SEEK_CMD));
Command.CommandCode = SEEK_CMD;
if (FdcDev->Disk == FdcDisk0) {
Command.DiskHeadSel = 0;
//
// 0
//
} else {
Command.DiskHeadSel = 1;
//
// 1
//
}
Command.DiskHeadSel = (UINT8) (Command.DiskHeadSel | (Head << 2));
Command.NewCylinder = Cylinder;
CommandPointer = (UINT8 *) (&Command);
for (Index = 0; Index < sizeof (FDD_SEEK_CMD); Index++) {
if (EFI_ERROR (DataOutByte (FdcDev, CommandPointer++))) {
return EFI_DEVICE_ERROR;
}
}
//
// Io delay
//
MicroSecondDelay (100);
//
// Calculate waiting time
//
if (FdcDev->PresentCylinderNumber > Cylinder) {
DelayTime = (UINT8) (FdcDev->PresentCylinderNumber - Cylinder);
} else {
DelayTime = (UINT8) (Cylinder - FdcDev->PresentCylinderNumber);
}
MicroSecondDelay ((DelayTime + 1) * 4000);
if (EFI_ERROR (SenseIntStatus (FdcDev, &StatusRegister0, &PresentCylinderNumber))) {
return EFI_DEVICE_ERROR;
}
if ((StatusRegister0 & 0xf0) == 0x20) {
FdcDev->PresentCylinderNumber = Command.NewCylinder;
return EFI_SUCCESS;
} else {
FdcDev->ControllerState->NeedRecalibrate = TRUE;
return EFI_DEVICE_ERROR;
}
}
void MeasuringReceiver::ProcessThread()
{
IQCapture capture;
double center, power, relative, offset;
std::list<double> average;
std::vector<complex_f> full;
while(running) {
// Reinitialize to start tuned level measurements over
if(reinitialize) {
ampGroup->button(0)->setChecked(true); // Select high power
emit updateRangeEnabled(rangeLevelNone);
power = 0.0;
offset = 0.0;
relative = 0.0;
reinitialize = false;
recalibrate = true;
}
// Recalibrates to a new range
// Range must be chosen before entering this block
if(recalibrate) {
offset += (power - relative);
Recalibrate(center, power, capture);
relative = power;
full.resize(descriptor.returnLen * 3);
average.clear();
}
device->GetIQFlush(&capture, true);
simdCopy_32fc(&capture.capture[0], &full[0], descriptor.returnLen);
for(int i = 1; i < 3; i++) {
device->GetIQ(&capture);
simdCopy_32fc(&capture.capture[0], &full[i * descriptor.returnLen], descriptor.returnLen);
}
getPeakCorrelation(&full[0], descriptor.returnLen*3, center, center, power, descriptor.sampleRate);
std::cout << "Post center " << center << " " << power << "\n";
if(device->ADCOverflow()) {
emit updateRangeLevelText("IF Overload", rangeColorRed);
} else {
if(GetCurrentRange() == MeasRcvrRangeHigh) {
if(power > -25.0) {
emit updateRangeLevelText("", rangeColorBlack);
emit updateRangeEnabled(rangeLevelNone);
} else if(power < -40.0) {
emit updateRangeLevelText(MeasRcvrRangeMid, "Passed Mid-Range", rangeColorRed);
emit updateRangeEnabled(rangeLevelNone);
} else {
emit updateRangeLevelText(MeasRcvrRangeMid, "Recal at new range", rangeColorOrange);
emit updateRangeEnabled(MeasRcvrRangeMid);
}
} else if(GetCurrentRange() == MeasRcvrRangeMid) {
if(power > -50.0) {
emit updateRangeLevelText("", rangeColorBlack);
emit updateRangeEnabled(rangeLevelNone);
} else if(power < -65.0) {
emit updateRangeLevelText(MeasRcvrRangeLow, "Passed Low-Range", rangeColorRed);
emit updateRangeEnabled(rangeLevelNone);
} else {
emit updateRangeLevelText(MeasRcvrRangeLow, "Recal at new range", rangeColorOrange);
emit updateRangeEnabled(MeasRcvrRangeLow);
}
} else {
emit updateRangeLevelText("", rangeColorBlack);
emit updateRangeEnabled(rangeLevelNone);
}
}
// Lets update our text
double diff = (power - relative) + offset;
average.push_front(diff);
while(average.size() > 20) average.pop_back();
double avgPower = 0.0;
for(double d : average) avgPower += d;
avgPower /= average.size();
QString centerStr, powerStr, relativeStr, averageStr;
centerStr = Frequency(freqEntry->GetFrequency() +
center * descriptor.sampleRate/*312500.0*/).GetFreqString();
powerStr.sprintf("%.3f dBm", power);
relativeStr.sprintf("%.3f dB", diff);
averageStr.sprintf("%.3f dB", avgPower);
emit updateLabels(centerStr, powerStr, relativeStr, averageStr);
}
device->Abort();
}