public void MspRealModeServices()
{
IntelArchitecture arch = new IntelArchitecture(ProcessorMode.Real);
Platform platform = new MsdosPlatform(null, arch);
var state = arch.CreateProcessorState();
state.SetRegister(Registers.ah, Constant.Byte(0x3E));
SystemService svc = platform.FindService(0x21, state);
Assert.AreEqual("msdos_close_file", svc.Name);
Assert.AreEqual(1, svc.Signature.Parameters.Length);
Assert.IsFalse(svc.Characteristics.Terminates, "close() shouldn't terminate program");
state.SetRegister(Registers.ah, Constant.Byte(0x4C));
svc = platform.FindService(0x21, state);
Assert.AreEqual("msdos_terminate", svc.Name);
Assert.AreEqual(1, svc.Signature.Parameters.Length);
Assert.IsTrue(svc.Characteristics.Terminates, "terminate() should terminate program");
state.SetRegister(Registers.ah, Constant.Byte(0x2F));
svc = platform.FindService(0x21, state);
Assert.AreEqual("msdos_get_disk_transfer_area_address", svc.Name);
Assert.AreEqual(0, svc.Signature.Parameters.Length);
SequenceStorage seq = (SequenceStorage) svc.Signature.ReturnValue.Storage;
Assert.AreEqual("es", seq.Head.Name);
Assert.AreEqual("bx", seq.Tail.Name);
}
public void i86()
{
arch = new IntelArchitecture(ProcessorMode.Real);
Platform = new MsdosPlatform(null, arch);
SetDefaultWordWidth(PrimitiveType.Word16);
}