/// <summary>
/// Parse the flags for an x86 machine
/// TODO: in the future will need to overload this method with a variant for amr32 and arm64.
/// </summary>
/// <returns></returns>
public List <int> ParseFlags()
{
uint[] raw = ProcessorInformation.CPUID(CPUIDOperation.GetProcessorInformation);
//List of the every possible flag
//Its impossible to do a list of enums (il2cpu errors).
//You cannot cast by using methods like ToList()...
//So we use the old friend "int".
List <int> listOfFlags = new List <int>();
uint ecx = raw[2];
//Regular flags
uint edx = raw[3];
//We need to convert edx to something that can be traslated to a bit array safely
//We can't do (int)eax
var edxBytes = BitConverter.GetBytes(edx);
BitArray bitArrayEdx = new BitArray(edxBytes);
//See: https://en.wikipedia.org/wiki/CPUID (this is where i got the information).
mDebugger.Send("Bits parsed. Adding enums to table");
//TODO: this gives ilcpu error
int offset = 0;
//Foreach bit in ea
for (int i = 0; i < 32; i++)
{
//Skip reserved flags
if (i == 10 || i == 20)
{
offset--;
continue;
}
mDebugger.Send("EDX: " + ((int)edx & (1 << i)));
if (((int)edx & (1 << i)) > 0)
{
listOfFlags.Add(i + offset);
}
}
for (int i = 0; i < 32; i++)
{
//Skip reserved flag
if (i == 16)
{
offset--;
}
if (((int)ecx & (1 << i)) > 0)
{
listOfFlags.Add(i + offset + 32);
}
}
mDebugger.Send("Strings added and parsed.");
return(listOfFlags);
}
public string GetVendorName()
{
if (ProcessorInformation.CanReadCPUID() > 0)
{
uint[] raw = ProcessorInformation.CPUID(CPUIDOperation.GetVendorID);
uint ebx = raw[1];
uint ecx = raw[2];
uint edx = raw[3];
//A little more inefficient but a lot clearer
return(ConvertIntegerToString(ebx) + ConvertIntegerToString(edx) + ConvertIntegerToString(ecx));
}
else
{
return("\0");
}
}
/// <summary>
/// Parses multiple information using eax = 1 and the returned eax register
/// </summary>
public void ParseInformation()
{
uint[] raw = ProcessorInformation.CPUID(CPUIDOperation.GetProcessorInformation);
///Position of the 96 bit signature
uint eax = raw[0];
//NOTE: these equations are taken from the intel manual
//We need the AND to get only the important bits
//Get the first 4 bits
this.Stepping = (int)eax & 15;
//Sum the extended model to the standard model
//Extended model: get bits 19:16 (base zero) and shift them 4 to the left
//Standard model: get bits 7:4.
this.ModelNumber = (((int)eax >> 16) & 15) << 4 + ((int)eax >> 4) & 15;
//Get bits 27:20 of the extended family
//Get bits 11:8 of the standard family
this.Family = (((int)eax >> 20) & 511) + (((int)eax >> 8) & 15);
}
public string GetBrandName()
{
if (ProcessorInformation.CanReadCPUID() > 0)
{
uint[] raw = ProcessorInformation.CPUID(CPUIDOperation.GetProcessorBrand);
return(ConvertIntegerToString(raw[0]) +
ConvertIntegerToString(raw[1]) +
ConvertIntegerToString(raw[2]) +
ConvertIntegerToString(raw[3]) +
ConvertIntegerToString(raw[4]) +
ConvertIntegerToString(raw[5]) +
ConvertIntegerToString(raw[6]) +
ConvertIntegerToString(raw[8]) +
ConvertIntegerToString(raw[9]) +
ConvertIntegerToString(raw[10]) +
ConvertIntegerToString(raw[11]));
}
else
{
return("\0");
}
}