/// <summary>
/// Loads the P-state settings from each core's MSR.
/// </summary>
public void LoadFromHardware(int pstatetab)
{
if (_index < 0)
{
throw new InvalidOperationException("The PStateIndex property needs to be initialized first.");
}
if (pstatetab < 3) //hardware loads for CPU
{
if (_index <= _maxPstate) //skip, in case just 2 CPU PStates are initialized
{
_pState = PState.Load(_index);
double maxCpuVid = 0;
for (int i = 0; i < _pState.Msrs.Length; i++)
{
var msr = _pState.Msrs[i];
var control = (NumericUpDown)flowLayoutPanel1.Controls[i];
control.Value = (decimal)msr.Divider;
maxCpuVid = Math.Max(maxCpuVid, msr.Vid);
}
VidNumericUpDown.Value = Math.Min(VidNumericUpDown.Maximum, (decimal)maxCpuVid);
//int check = K10Manager.SetBIOSBusSpeed(80);
CLKNumericUpDown.Value = (decimal)K10Manager.GetBIOSBusSpeed();
pllfreq.Text = "P" + _index + " Freq (CPU): " + (int)_pState.Msrs[0].PLL + "MHz";
Cofstate.Text = "Mult = " + (K10Manager.CurrCOF() + 16) + " divided by ->";
Form1.freq[pstatetab] = (int)_pState.Msrs[0].PLL;
}
else
{
VidNumericUpDown.Value = (decimal)0.4;
CLKNumericUpDown.Value = 100;
}
}
else if (pstatetab == 3)
{
//hardware loads for NB P0
_pState = PState.Load(_index);
var control = (NumericUpDown)flowLayoutPanel1.Controls[0];
control.Value = (decimal)K10Manager.GetNbDivPState0();
VidNumericUpDown.Value = (decimal)(1.55 - 0.0125 * K10Manager.GetNbVidPState0());
CLKNumericUpDown.Value = (decimal)K10Manager.GetBIOSBusSpeed();
pllfreq.Text = "P" + (_index - 3) + " Freq (GPU): " + (int)_pState.Msrs[0].PLL + "MHz";
Cofstate.Text = "Mult = " + (K10Manager.CurrCOF() + 16) + " divided by ->";
Form1.freq[pstatetab] = (int)_pState.Msrs[0].PLL;
}
else if (pstatetab == 4)
{
//hardware loads for NB P0
_pState = PState.Load(_index);
var control = (NumericUpDown)flowLayoutPanel1.Controls[0];
control.Value = (decimal)K10Manager.GetNbDivPState1();
VidNumericUpDown.Value = (decimal)(1.55 - 0.0125 * K10Manager.GetNbVidPState1());
CLKNumericUpDown.Value = (decimal)K10Manager.GetBIOSBusSpeed();
pllfreq.Text = "P" + (_index - 3) + " Freq (GPU): " + (int)_pState.Msrs[0].PLL + "MHz";
Cofstate.Text = "Mult = " + (K10Manager.CurrCOF() + 16) + " divided by ->";
Form1.freq[pstatetab] = (int)_pState.Msrs[0].PLL;
}
else if (pstatetab == 5) //settings for displaying registers
{
VidNumericUpDown.Value = 1;
CLKNumericUpDown.Value = 100;
}
_modified = false;
}
public static PStateMsr Decode(uint value, int pstate)
{
//uint maxDiv = (uint)K10Manager.MaxCOF();
uint maxDiv = (uint)K10Manager.CurrCOF();
uint clk = (uint)K10Manager.GetBIOSBusSpeed();
bool turbo = K10Manager.IsTurboSupported();
if (pstate < 3)
{
if (pstate <= K10Manager.GetHighestPState())
{
uint cpuDidLSD = (value >> 0) & 0x0F;
uint cpuDidMSD = (value >> 4) & 0x1F;
uint cpuVid = (value >> 9) & 0x7F;
double Div = cpuDidMSD + (cpuDidLSD * 0.25) + 1;
double DivPLL = cpuDidMSD + (cpuDidLSD * 0.25) + 1;
if (maxDiv == 16 && Div < 2) //E-350 seems to restrict PLL frequencies higher than 1.6GHz
{
DivPLL = 2;
}
else if (maxDiv == 24 && Div < 4 && !turbo) //C-50 seems to restrict PLL frequencies higher than 1.0GHz
{
DivPLL = 4;
}
else if (maxDiv == 24 && Div < 3 && turbo) //C-60 (with turbo seems to restrict PLL frequencies higher than 1.33GHz
{
DivPLL = 3;
}
var msr = new PStateMsr()
{
Divider = Div,
Vid = 1.55 - 0.0125 * cpuVid,
CLK = clk,
PLL = (16 + maxDiv) / DivPLL * clk
};
return(msr);
}
else
{
var msr = new PStateMsr()
{
Divider = 10,
Vid = 0.4,
CLK = 100,
PLL = 1000
};
return(msr);
}
}
else if (pstate == 3)
{
uint nclk = ((value >> 20) & 0x7F);
uint nbVid = ((value >> 12) & 0x7F);
double nclkdiv = 1;
//NCLK Div 2-16 ind 0.25 steps / Div 16-32 in 0.5 steps / Div 32-63 in 1.0 steps
if (nclk >= 8 && nclk <= 63)
{
nclkdiv = nclk * 0.25;
}
else if (nclk >= 64 && nclk <= 95)
{
nclkdiv = (nclk - 64) * 0.5 - 16;
}
else if (nclk >= 96 && nclk <= 127)
{
nclkdiv = nclk - 64;
}
else
{
nclkdiv = 1;
}
var msr = new PStateMsr()
{
Divider = nclkdiv,
Vid = 1.55 - 0.0125 * nbVid,
CLK = clk,
PLL = (16 + maxDiv) / nclkdiv * clk
};
return(msr);
}
else if (pstate == 4)
{
uint nclk = ((value >> 0) & 0x7F);
uint nbVid = ((value >> 8) & 0x7F);
double nclkdiv = 1;
//NCLK Div 2-16 ind 0.25 steps / Div 16-32 in 0.5 steps / Div 32-63 in 1.0 steps
if (nclk >= 8 && nclk <= 63)
{
nclkdiv = nclk * 0.25;
}
else if (nclk >= 64 && nclk <= 95)
{
nclkdiv = (nclk - 64) * 0.5 - 16;
}
else if (nclk >= 96 && nclk <= 127)
{
nclkdiv = nclk - 64;
}
else
{
nclkdiv = 1;
}
var msr = new PStateMsr()
{
Divider = nclkdiv,
Vid = 1.55 - 0.0125 * nbVid,
CLK = clk,
PLL = (16 + maxDiv) / nclkdiv * clk
};
return(msr);
}
else
{
var msr = new PStateMsr()
{
Divider = 10,
Vid = 0.4,
CLK = 100,
PLL = 1000
};
return(msr);
}
}