//! \brief Erases the currently selected device
//!
//! @param hDlg : handle for dialogue
//!
USBDM_ErrorCode ColdfireUnlockerPanel::eraseDscDevice() {
unsigned int deviceNumber = 0;
uint8_t unlockCommand[1];
uint8_t clockDividerValue[1];
unlockCommand[0] = unlockInstructionTextControl->GetHexValue();
clockDividerValue[0] = clockDividerTextControl->GetHexValue();
print("Erasing JTAG device #%d, Unlock command=%2.2X, Clock Divider=%2.2X\n",
deviceNumber, unlockCommand[0], clockDividerValue[0]);
USBDM_ErrorCode rc = BDM_RC_OK;
do {
rc = USBDM_SetExtendedOptions(&bdmOptions);
if (rc != BDM_RC_OK) {
return rc;
}
rc = USBDM_SetTargetTypeWithRetry(T_MC56F80xx);
if (rc != BDM_RC_OK) {
return rc;
}
USBDM_TargetReset((TargetMode_t)(RESET_SPECIAL|RESET_DEFAULT));
if (rc != BDM_RC_OK) {
return rc;
}
} while (0);
deviceNumber = JTAG_Chain::currentDeviceNum;
JTAG_Chain::reset();
JTAG_Chain::writeIR(unlockCommand, JTAG_EXIT_SHIFT_DR);
JTAG_Chain::write(clkdivDrLength, clockDividerValue, JTAG_EXIT_IDLE);
wxMilliSleep(2000); // Let erase complete
JTAG_Chain::reset();
return rc;
}
/*
* wxEVT_COMMAND_BUTTON_CLICKED event handler for ID_INIT_CHAIN_BUTTON
*/
void ColdfireUnlockerPanel::OnInitChainButtonClick( wxCommandEvent& event )
{
USBDM_SetExtendedOptions(&bdmOptions);
#if TARGET == CFVx
if (USBDM_SetTargetTypeWithRetry(T_CFVx) != BDM_RC_OK) {
return;
}
#elif TARGET == MC56F80xx
if (USBDM_SetTargetTypeWithRetry(T_MC56F80xx) != BDM_RC_OK) {
return;
}
#endif
loadJTAGDeviceList();
USBDM_SetTargetType(T_OFF);
}
USBDM_ErrorCode usbdmInit(TargetType_t targetType = T_CFV1) {
unsigned int deviceCount;
unsigned int deviceNum;
USBDM_ErrorCode rc = USBDM_Init();
if (rc != BDM_RC_OK) {
return rc;
}
rc = USBDM_FindDevices(&deviceCount);
print( "usbdmInit(): Usb initialised, found %d device(s)\n", deviceCount);
print("After USBDM_FindDevices, Time = %f\n", progressTimer->elapsedTime());
if (rc != BDM_RC_OK) {
return rc;
}
deviceNum = 0;
rc = USBDM_Open(deviceNum);
if (rc != BDM_RC_OK) {
print( "usbdmInit(): Failed to open %s, device #%d\n", getTargetTypeName(targetType), deviceNum);
return rc;
}
print( "usbdmInit(): Opened %s, device #%d\n", getTargetTypeName(targetType), deviceNum);
print("After USBDM_Open, Time = %f\n", progressTimer->elapsedTime());
// Set up sensible default since we can't change this (at the moment)
USBDM_ExtendedOptions_t bdmOptions = {sizeof(USBDM_ExtendedOptions_t), TARGET_TYPE};
USBDM_GetDefaultExtendedOptions(&bdmOptions);
bdmOptions.targetVdd = BDM_TARGET_VDD_3V3; // BDM_TARGET_VDD_NONE;
bdmOptions.autoReconnect = AUTOCONNECT_ALWAYS; // Aggressively auto-connect
bdmOptions.guessSpeed = FALSE;
bdmOptions.cycleVddOnConnect = FALSE;
bdmOptions.cycleVddOnReset = FALSE;
bdmOptions.leaveTargetPowered = FALSE;
bdmOptions.bdmClockSource = CS_DEFAULT;
bdmOptions.useResetSignal = FALSE;
bdmOptions.usePSTSignals = FALSE;
bdmOptions.interfaceFrequency = 1000; // 1MHz
bdmOptions.powerOnRecoveryInterval = 100;
bdmOptions.resetDuration = 100;
bdmOptions.resetReleaseInterval = 100;
bdmOptions.resetRecoveryInterval = 100;
rc = USBDM_SetExtendedOptions(&bdmOptions);
if (rc != BDM_RC_OK) {
print( "usbdmInit(): USBDM_SetExtendedOptions() failed\n");
return rc;
}
print("After USBDM_SetExtendedOptions, Time = %f\n", progressTimer->elapsedTime());
rc = USBDM_SetTargetType(targetType);
if (rc != BDM_RC_OK) {
print( "usbdmInit(): USBDM_SetTargetType() failed\n");
return rc;
}
print("After USBDM_SetTargetType, Time = %f\n", progressTimer->elapsedTime());
USBDM_TargetReset((TargetMode_t)(RESET_DEFAULT|RESET_SPECIAL));
print("After USBDM_TargetReset, Time = %f\n", progressTimer->elapsedTime());
if (USBDM_Connect() != BDM_RC_OK) {
print( "usbdmInit(): Connecting failed - retry\n");
USBDM_TargetReset((TargetMode_t)(RESET_DEFAULT|RESET_SPECIAL));
rc = USBDM_Connect();
if (rc != BDM_RC_OK) {
print( "targetConnect(): USBDM_SetTargetType() failed\n");
return rc;
}
}
print("After targetConnect, Time = %f\n", progressTimer->elapsedTime());
return BDM_RC_OK;
}
