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#include "FirmwareUpdateManager.h"
#include "lmdfu.h"
#include "lmdfuwrap.h"
#include "DFUMode.h"
namespace Tango
{
namespace FirmwareUpdateLib
{
void FirmwareUpdateManager::Initialize()
{
tLMDFUErr eRetcode = _LMDFUInit();
if (eRetcode != DFU_OK)
{
switch (eRetcode)
{
case DFU_ERR_NOT_FOUND:
throw gcnew InvalidOperationException(DFU_ERR_NOT_FOUND_ERROR);
break;
case DFU_ERR_INVALID_ADDR:
throw gcnew InvalidOperationException(DFU_ERR_INVALID_ADDR_ERROR);
break;
default:
throw gcnew InvalidOperationException(DFU_ERR_UNKNOWN_ERROR);
break;
}
}
}
List<DFUDevice^>^ FirmwareUpdateManager::GetAvailableDevices(bool fetchTwineExtras)
{
int iDevIndex = 0;
tLMDFUDeviceInfo devInfo;
tLMDFUHandle hHandle;
tLMDFUErr eRetcode;
unsigned short usStringLen;
char pcStringBuf[256];
bool g_bReset = false;
List<DFUDevice^>^ devices = gcnew List<DFUDevice^>();
do
{
eRetcode = _LMDFUDeviceOpen(iDevIndex, &devInfo, &hHandle);
if (eRetcode == DFU_OK)
{
tLMDFUDeviceInfo *psDevInfo = &devInfo;
DFUDevice^ device = gcnew DFUDevice(psDevInfo, hHandle);
device->VID = String::Format("0x{0}", psDevInfo->usVID);
device->PID = String::Format("0x{0}", psDevInfo->usPID);
//Device Name.
usStringLen = sizeof(pcStringBuf);
eRetcode = _LMDFUDeviceASCIIStringGet(hHandle, psDevInfo->ucProductString,
pcStringBuf, &usStringLen);
device->DeviceName = eRetcode == DFU_OK ? gcnew String(pcStringBuf) : "Unknown";
//Manufacturer.
usStringLen = sizeof(pcStringBuf);
eRetcode = _LMDFUDeviceASCIIStringGet(hHandle,
psDevInfo->ucManufacturerString,
pcStringBuf, &usStringLen);
device->Manufacturer = eRetcode == DFU_OK ? gcnew String(pcStringBuf) : "Unknown";
//DFU Interface.
usStringLen = sizeof(pcStringBuf);
eRetcode = _LMDFUDeviceASCIIStringGet(hHandle,
psDevInfo->ucDFUInterfaceString,
pcStringBuf, &usStringLen);
device->DFUInterface = eRetcode == DFU_OK ? gcnew String(pcStringBuf) : "Unknown";
//Serial Number.
usStringLen = sizeof(pcStringBuf);
eRetcode = _LMDFUDeviceASCIIStringGet(hHandle, psDevInfo->ucSerialString,
pcStringBuf, &usStringLen);
device->SerialNumber = eRetcode == DFU_OK ? gcnew String(pcStringBuf) : "Unknown";
//Max bytes transfer.
device->MaxTransfer = psDevInfo->usTransferSize;
//Current device mode.
device->Mode = psDevInfo->bDFUMode ? DFUMode::DFU : DFUMode::RunTime;
//Supports Tiva extensions. (Good for updates)
device->SupportsTivaExtensions = psDevInfo->bSupportsTivaExtensions;
//Attributes.
device->WillDetach = psDevInfo->ucDFUAttributes & DFU_ATTR_WILL_DETACH;
device->ManifestTolerant = psDevInfo->ucDFUAttributes & DFU_ATTR_MANIFEST_TOLERANT;
device->UploadCable = psDevInfo->ucDFUAttributes & DFU_ATTR_CAN_UPLOAD;
device->DownloadCable = psDevInfo->ucDFUAttributes & DFU_ATTR_CAN_DOWNLOAD;
//Read device flash parameters.
tLMDFUParams sDFU;
if (device->SupportsTivaExtensions)
{
eRetcode = _LMDFUParamsGet(hHandle, &sDFU);
if (eRetcode == DFU_OK)
{
device->AppStartAddress = sDFU.ulAppStartAddr;
device->FlashTopAddress = sDFU.ulFlashTop;
device->FlashBlockSize = sDFU.usFlashBlockSize;
device->NumFlashBlocks = sDFU.usNumFlashBlocks;
device->ImageLength = device->FlashTopAddress - device->AppStartAddress;
device->FlashSize = device->FlashBlockSize * device->NumFlashBlocks;
if (fetchTwineExtras)
{
device->FetchTwineExtras();
}
}
}
devices->Add(device);
}
iDevIndex++;
} while (eRetcode == DFU_OK);
return devices;
}
}
}
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