// Write the concatonated header and configuration data to the Flash config sector
private void WriteConfig(string configName, byte[] data, bool staticSize, bool updateConfigSector)
{
_DBG.Engine engine = m_device.DbgEngine;
if (!m_init)
{
InitializeConfigData();
}
// updating the config
if (m_cfgHash.ContainsKey(configName))
{
ConfigIndexData cid = (ConfigIndexData)m_cfgHash[configName];
// If old and new data are different sizes
if (cid.Size != data.Length)
{
// If data comes from a well defined structure, its size cannot vary
if (staticSize)
{
throw new MFInvalidConfigurationDataException();
}
uint newNextIndex, oldNextIndex;
byte[] temp;
int diff = 0;
// Figure out where any following configuration data will start
newNextIndex = (uint)(cid.Index + data.Length);
while (0 != (newNextIndex % 4))
{
newNextIndex++; // Force a 4 byte boundary
}
// Figure out where any following configuration data previously started
oldNextIndex = (uint)(cid.Index + cid.Size);
while (0 != (oldNextIndex % 4))
{
oldNextIndex++; // Force a 4 byte boundary
}
diff = (int)newNextIndex - (int)oldNextIndex; // Find the adjusted difference in size between old and new config data
temp = new byte[m_lastCfgIndex + diff]; // Create a new byte array to contain all the configuration data
Array.Copy(m_all_cfg_data, temp, cid.Index); // Copy all preceding data to new array
Array.Copy(data, 0, temp, cid.Index, data.Length); // Copy new configuration to new array
if (oldNextIndex < m_lastCfgIndex) // Copy all following data (if it exists) to new array
{
Array.Copy(m_all_cfg_data, oldNextIndex, temp, newNextIndex, (m_all_cfg_data.Length - oldNextIndex));
}
// Update the local copy of the configuration list
m_all_cfg_data = temp;
m_lastCfgIndex += diff;
}
else
{
// Copy the new configuration data on top of the old
Array.Copy(data, 0, m_all_cfg_data, cid.Index, data.Length);
}
}
else // adding a new configuration to the end of the current list
{
uint newLastIndex;
if (m_lastCfgIndex == -1)
{
throw new MFConfigurationSectorOutOfMemoryException();
}
// Find the new size of the whole configuration list
newLastIndex = (uint)(m_lastCfgIndex + data.Length);
while (0 != (newLastIndex % 4))
{
newLastIndex++; // Force a 4 byte boundary
}
byte[] temp = new byte[m_lastCfgIndex >= m_all_cfg_data.Length ? m_lastCfgIndex + data.Length : m_all_cfg_data.Length];
Array.Copy(m_all_cfg_data, 0, temp, 0, m_all_cfg_data.Length);
Array.Copy(data, 0, temp, m_lastCfgIndex, data.Length);
// Update the local copy of the configuration list
m_all_cfg_data = temp;
m_lastCfgIndex = (int)newLastIndex;
}
if (!updateConfigSector)
{
return;
}
// Rewrite entire configuration list to Flash
if (!engine.EraseMemory(m_cfg_sector.m_address, (uint)m_all_cfg_data.Length))
{
throw new MFConfigSectorEraseFailureException();
}
if (!engine.WriteMemory(m_cfg_sector.m_address, m_all_cfg_data))
{
throw new MFConfigSectorWriteFailureException();
}
// Rebuild hash table
m_cfgHash.Clear();
uint hal_config_block_size = 0;
unsafe
{
hal_config_block_size = (uint)sizeof(HAL_CONFIG_BLOCK);
}
int index = (int)m_StaticConfig.ConfigurationLength;
byte[] headerData = new byte[hal_config_block_size];
HAL_CONFIG_BLOCK cfg_header;
while (index < m_lastCfgIndex)
{
// Read in next configuration header
Array.Copy(m_all_cfg_data, index, headerData, 0, hal_config_block_size);
cfg_header = (HAL_CONFIG_BLOCK)UnmarshalData(headerData, typeof(HAL_CONFIG_BLOCK));
m_cfgHash[cfg_header.DriverNameString] = new ConfigIndexData(index, (int)(cfg_header.Size + hal_config_block_size));
// Index of next configuration header must lie on a 4 byte boundary
index += (int)(cfg_header.Size + hal_config_block_size);
while (0 != (index % 4))
{
index++; // Force a 4 byte boundary
}
}
// we need to perform signature check regardless of key update, in order for the device to write from ram buffer to flash
if (!engine.CheckSignature(new byte[TINYBOOTER_KEY_CONFIG.c_KeySignatureLength], 0))
{
if (engine.ConnectionSource == Microsoft.SPOT.Debugger.ConnectionSource.TinyBooter)
{
throw new MFConfigSectorWriteFailureException();
}
}
if (engine.ConnectionSource == Microsoft.SPOT.Debugger.ConnectionSource.TinyBooter && m_fRestartClr)
{
engine.ExecuteMemory(c_EnumerateAndLaunchAddr);
}
}
/// <summary>
/// Erases the deployment sectors of the connected .Net Micro Framework device
/// </summary>
/// <param name="options">Identifies which areas are to be erased, if no options are given, all
/// user sectors will be erased.
/// </param>
/// <returns>Returns false if the erase fails, true otherwise
/// Possible exceptions: MFUserExitException, MFDeviceNoResponseException
/// </returns>
public bool Erase(params EraseOptions[] options)
{
bool ret = false;
bool fReset = false;
if (m_eng == null)
{
throw new MFDeviceNoResponseException();
}
EraseOptions optionFlags = 0;
if (options == null || options.Length == 0)
{
optionFlags = (EraseOptions.Deployment | EraseOptions.FileSystem | EraseOptions.UserStorage);
}
else
{
foreach (EraseOptions opt in options)
{
optionFlags |= opt;
}
}
if (!m_eng.TryToConnect(5, 100, true, _DBG.ConnectionSource.Unknown))
{
throw new MFDeviceNoResponseException();
}
if (!IsClrDebuggerEnabled())
{
fReset = (Ping() == PingConnectionType.TinyCLR);
ConnectToTinyBooter();
}
_WP.Commands.Monitor_FlashSectorMap.Reply reply = m_eng.GetFlashSectorMap();
if (reply == null)
{
throw new MFDeviceNoResponseException();
}
_WP.Commands.Monitor_Ping.Reply ping = m_eng.GetConnectionSource();
ret = true;
long total = 0;
long value = 0;
bool isConnectedToCLR = ((ping != null) && (ping.m_source == _WP.Commands.Monitor_Ping.c_Ping_Source_TinyCLR));
if (isConnectedToCLR)
{
m_eng.PauseExecution();
}
List <_WP.Commands.Monitor_FlashSectorMap.FlashSectorData> eraseSectors = new List <_WP.Commands.Monitor_FlashSectorMap.FlashSectorData>();
foreach (_WP.Commands.Monitor_FlashSectorMap.FlashSectorData fsd in reply.m_map)
{
if (EventCancel.WaitOne(0, false))
{
throw new MFUserExitException();
}
switch (fsd.m_flags & _WP.Commands.Monitor_FlashSectorMap.c_MEMORY_USAGE_MASK)
{
case _WP.Commands.Monitor_FlashSectorMap.c_MEMORY_USAGE_DEPLOYMENT:
if (EraseOptions.Deployment == (optionFlags & EraseOptions.Deployment))
{
eraseSectors.Add(fsd);
total++;
}
break;
case _WP.Commands.Monitor_FlashSectorMap.c_MEMORY_USAGE_STORAGE_A:
case _WP.Commands.Monitor_FlashSectorMap.c_MEMORY_USAGE_STORAGE_B:
if (EraseOptions.UserStorage == (optionFlags & EraseOptions.UserStorage))
{
eraseSectors.Add(fsd);
total++;
}
break;
case _WP.Commands.Monitor_FlashSectorMap.c_MEMORY_USAGE_FS:
if (EraseOptions.FileSystem == (optionFlags & EraseOptions.FileSystem))
{
eraseSectors.Add(fsd);
total++;
}
break;
}
}
foreach (_WP.Commands.Monitor_FlashSectorMap.FlashSectorData fsd in eraseSectors)
{
ret &= m_eng.EraseMemory(fsd.m_address, fsd.m_size);
value++;
if (OnProgress != null)
{
OnProgress(value, total, string.Format(Properties.Resources.StatusEraseSector, fsd.m_address));
}
}
// reset if we specifically entered tinybooter for the erase
if (fReset)
{
m_eng.ExecuteMemory(0);
}
// reboot if we are talking to the clr
if (isConnectedToCLR)
{
if (OnProgress != null)
{
OnProgress(0, 0, Properties.Resources.StatusRebooting);
}
m_eng.RebootDevice(_DBG.Engine.RebootOption.RebootClrOnly);
m_eng.ResumeExecution();
}
return(ret);
}
private void buttonEraseDeployment_Click(object sender, EventArgs e)
{
bool bWasStarted = EnsureDebuggerConnection();
Cursor old = Cursor.Current;
Cursor = Cursors.WaitCursor;
buttonEraseDeployment.Text = "Erasing...";
buttonEraseDeployment.Update();
NewText("Erasing Deployment Sector...\r\n");
try
{
_DBG.WireProtocol.Commands.Monitor_Ping.Reply ping = m_eng.GetConnectionSource();
if (ping == null)
{
NewText("Unable to connect to device\r\n");
return;
}
bool fClrConnection = ping.m_source == _DBG.WireProtocol.Commands.Monitor_Ping.c_Ping_Source_TinyCLR;
if (fClrConnection)
{
m_eng.PauseExecution();
}
_DBG.WireProtocol.Commands.Monitor_FlashSectorMap.Reply status = m_eng.GetFlashSectorMap() as _DBG.WireProtocol.Commands.Monitor_FlashSectorMap.Reply;
if (status == null)
{
NewText("Erase Deployment may Not be supported on this device build\r\n");
}
else
{
const uint c_deployFlag = _DBG.WireProtocol.Commands.Monitor_FlashSectorMap.c_MEMORY_USAGE_DEPLOYMENT;
const uint c_usageMask = _DBG.WireProtocol.Commands.Monitor_FlashSectorMap.c_MEMORY_USAGE_MASK;
foreach (_DBG.WireProtocol.Commands.Monitor_FlashSectorMap.FlashSectorData sector in status.m_map)
{
if (c_deployFlag == (c_usageMask & sector.m_flags))
{
NewText(string.Format("Erasing sector at 0x{0:x08}\r\n", sector.m_address));
m_eng.EraseMemory(sector.m_address, sector.m_size);
}
}
if (fClrConnection)
{
m_eng.RebootDevice(_DBG.Engine.RebootOption.RebootClrOnly);
}
NewText("Erase Deployment Successfull");
}
}
catch (Exception ex)
{
NewText("Exception: " + ex.Message + "\r\n");
}
finally
{
buttonEraseDeployment.Text = "Erase Deployment";
Cursor = old;
if (!bWasStarted)
{
m_eng.Stop();
m_eng = null;
}
}
}
