/// <summary>
/// Sets the bit.
/// </summary>
/// <param name="bit">The bit.</param>
protected void SetBit(byte bit)
{
switch (bits)
{
case 8: ioPort.Write8(SetBit(ioPort.Read8(), bit)); break;
case 16: ioPort.Write16(SetBit(ioPort.Read16(), bit)); break;
case 32: ioPort.Write32(SetBit(ioPort.Read32(), bit)); break;
}
}
/// <summary>
/// Probes for this device.
/// </summary>
/// <returns></returns>
public bool Probe()
{
configAddress.Write32(BaseValue);
if (configAddress.Read32() != BaseValue)
{
return(false);
}
return(true);
}
public uint ReadConfig(uint bus, uint slot, uint function, uint register)
{
uint address = BaseValue
| ((bus & 0xFF) << 16)
| ((slot & 0x0F) << 11)
| ((function & 0x07) << 8)
| (register & 0xFC);
ConfigAddress.Write32(address);
return(ConfigData.Read32());
}
/// <summary>
/// Starts this hardware device.
/// </summary>
/// <returns></returns>
public override DeviceDriverStartStatus Start()
{
// Enable the card
hardwareResources.DeviceResource.EnableDevice();
// Do a 32-bit write to set 32-bit mode
rdp.Write32(0);
// Get the EEPROM MAC Address
byte[] eepromMac = new byte[6];
uint data = ioProm1.Read32();
eepromMac[0] = (byte)(data & 0xFF);
eepromMac[1] = (byte)((data >> 8) & 0xFF);
eepromMac[2] = (byte)((data >> 16) & 0xFF);
eepromMac[3] = (byte)((data >> 24) & 0xFF);
data = ioProm4.Read32();
eepromMac[4] = (byte)(data & 0xFF);
eepromMac[5] = (byte)((data >> 8) & 0xFF);
macAddress = new MACAddress(eepromMac);
// Fill in the initialization block
initBlock.Write32(0, (0x4 << 28) | (0x4 << 30));
initBlock.Write32(4, (uint)(eepromMac[0] | (eepromMac[1] << 8) | (eepromMac[2] << 16) | (eepromMac[3] << 24)));
initBlock.Write32(8, (uint)(eepromMac[4] | (eepromMac[5] << 8))); // Fill in the hardware MAC address
initBlock.Write32(16, 0x0);
initBlock.Write32(24, 0x0);
initBlock.Write32(28, rxDescriptor.Address);
initBlock.Write32(32, txDescriptor.Address);
// Write the initialization blocks address to the registers on the card
InitializationBlockAddress = HAL.GetPhysicalAddress(initBlock);
// Set the device to PCNet-PCI II Controller mode (full 32-bit mode)
SoftwareStyleRegister = 0x03;
nextTXDesc = 0;
return(DeviceDriverStartStatus.Started);
}
public void Initialize()
{
spinLock.Enter();
TextMode.Write(base.name);
TextMode.Write(": ");
ConfigAddress.Write32(BaseValue);
if (ConfigAddress.Read32() != BaseValue)
{
base.deviceStatus = DeviceStatus.NotFound;
TextMode.WriteLine("PCI controller not found");
return;
}
TextMode.WriteLine("PCI controller found at 0x" + ((uint)PCIConfigAddress).ToString("X"));
Setup();
base.deviceStatus = DeviceStatus.Online;
}
/// <summary>
/// Reads from configuration space
/// </summary>
/// <param name="bus">The bus.</param>
/// <param name="slot">The slot.</param>
/// <param name="function">The function.</param>
/// <param name="register">The register.</param>
/// <returns></returns>
public uint ReadConfig32(byte bus, byte slot, byte function, byte register)
{
configAddress.Write32(GetIndex(bus, slot, function, register));
return(configData.Read32());
}
/// <summary>
/// Gets the value.
/// </summary>
/// <param name="command">The command.</param>
/// <returns></returns>
protected uint ReadRegister(uint command)
{
indexPort.Write32(command);
return(valuePort.Read32());
}
/// <summary>
/// Gets the value.
/// </summary>
/// <param name="command">The command.</param>
/// <returns></returns>
protected uint GetValue(uint command)
{
indexPort.Write32(command);
return(valuePort.Read32());
}