private void PopulateTimingFromRegValue(nForce2XTLibrary.TimingItem item)
{
TimingDef def = GetDefByName(item.Name);
uint regValue = ReadPciReg(def.PciDev.GetPciAddressFull());
item.Value = GetTimingFromRegValue(regValue, def.Offset, def.Bits);
}
private int ReadCASValue()
{
// Read value for DIMM_B0
TimingDef def = GetDefByName("CAS");
uint reg = ReadPciReg(def.PciDev.GetPciAddressFull());
// CAS is bits [5:4], bit 6 is Half Latency toggle
// CAS 2.0 = 010 2
// CAS 2.5 = 110 5
// CAS 3.0 = 011 3
// 001, 101 and 111 are reserved
uint value = utils.GetBits(reg, def.Offset, def.Bits);
if (value == 2)
{
return(1); // CAS 2.0
}
if (value == 6)
{
return(2); // CAS 2.5
}
if (value == 3)
{
return(3); // CAS 3.0
}
return(0);
}
private void ApplyChipsetTabSettings()
{
if (CPUDisconnect.Changed)
{
TimingDef def = GetDefByName(CPUDisconnect.Name);
uint regValue = ReadPciReg(def.PciDev.GetPciAddressFull());
uint selectedValue = Convert.ToUInt32(CPUDisconnect.Value);
regValue = utils.SetBits(regValue, def.Offset, def.Bits, selectedValue);
regValue = utils.SetBits(regValue, 31, 1, ~selectedValue);
ols.WriteIoPortDwordEx(PCI_DATA_PORT, regValue);
}
WriteTimings(new nForce2XTLibrary.TimingItem[] { AGPFastWrite });
WriteTimings(new nForce2XTLibrary.TimingItem[] { AGPSBA });
WriteTimings(new nForce2XTLibrary.TimingItem[] { AGPControllerLatency });
WriteTimings(new nForce2XTLibrary.TimingItem[] { AGPBusLatency });
WriteTimings(new nForce2XTLibrary.TimingItem[] { PCILatency });
}
private void WriteTimings(nForce2XTLibrary.TimingItem[] l)
{
nForce2XTLibrary.TimingItem[] changed = Array.FindAll(l, x => x.Changed);
if (changed.Length == 0)
{
return;
}
TimingDef def = GetDefByName(changed[0].Name);
uint regValue = ReadPciReg(def.PciDev.GetPciAddressFull());
foreach (nForce2XTLibrary.TimingItem item in changed)
{
def = GetDefByName(item.Name);
regValue = utils.SetBits(regValue, def.Offset, def.Bits, Convert.ToUInt32(item.Value));
}
ols.WriteIoPortDwordEx(PCI_DATA_PORT, regValue);
}
private void ApplyDRAMTabSettings()
{
WriteTimings(new nForce2XTLibrary.TimingItem[] { TRC, TRFC, TRAS, TRCDR, TRCDW, TRP });
WriteTimings(new nForce2XTLibrary.TimingItem[] { TDOE, TRRD, TWTP, TWTR, TREXT, TRTP, TRTW });
WriteTimings(new nForce2XTLibrary.TimingItem[] { TREF });
WriteTimings(new nForce2XTLibrary.TimingItem[] { AutoPrecharge });
WriteTimings(new nForce2XTLibrary.TimingItem[] { SuperBypass });
WriteTimings(new nForce2XTLibrary.TimingItem[] { DataScavengedRate });
WriteDoubledTimings(new nForce2XTLibrary.TimingItem[] { DIMM0DrvStrA, DIMM1DrvStrA, DIMM0SlewRate, DIMM1SlewRate });
WriteDoubledTimings(new nForce2XTLibrary.TimingItem[] { DIMM0DrvStrB, DIMM1DrvStrB });
WriteDoubledTimings(new nForce2XTLibrary.TimingItem[] { DIMM2DrvStrA, DIMM2SlewRate });
WriteDoubledTimings(new nForce2XTLibrary.TimingItem[] { DIMM2DrvStrB });
if (BurstMode.Changed)
{
// A0, A8, B0
TimingDef def = GetDefByName(BurstMode.Name);
byte reg = def.PciDev.Offset;
uint pciDev = def.PciDev.GetPciAddress();
uint regValue = ols.ReadPciConfigDword(pciDev, reg);
uint selectedValue = Convert.ToUInt32(BurstMode.Value);
regValue = utils.SetBits(regValue, def.Offset, def.Bits, selectedValue);
//regValue = utils.SetBits(burstMode, 31, 1, 1);
ols.WritePciConfigDwordEx(pciDev, 0xA0, regValue);
ols.WritePciConfigDwordEx(pciDev, 0xA8, regValue);
ols.WritePciConfigDwordEx(pciDev, 0xB0, regValue);
}
if (DriveStrengthMode.Changed)
{
TimingDef def = GetDefByName(DriveStrengthMode.Name);
byte reg = def.PciDev.Offset;
uint pciDev = def.PciDev.GetPciAddress();
uint regValue = ols.ReadPciConfigDword(pciDev, reg);
uint selectedValue = Convert.ToUInt32(DriveStrengthMode.Value);
regValue = utils.SetBits(regValue, def.Offset, def.Bits, selectedValue);
ols.WritePciConfigDwordEx(pciDev, 0xA4, regValue);
ols.WritePciConfigDwordEx(pciDev, 0xAC, regValue);
ols.WritePciConfigDwordEx(pciDev, 0xB4, regValue);
}
if (advancedTextBox1.Changed || advancedTextBox2.Changed || advancedTextBox3.Changed)
{
uint pciReg = utils.MakePciAddress(0, 0, 3, 0x64);
uint romsip1 = ReadPciReg(pciReg);
romsip1 = utils.SetBits(romsip1, 8, 8, advancedTextBox1.Value);
romsip1 = utils.SetBits(romsip1, 16, 8, advancedTextBox2.Value);
romsip1 = utils.SetBits(romsip1, 24, 8, advancedTextBox3.Value);
WritePciReg(pciReg, romsip1);
}
if (advancedTextBox4.Changed || advancedTextBox5.Changed || advancedTextBox6.Changed || advancedTextBox7.Changed)
{
uint pciReg = utils.MakePciAddress(0, 0, 3, 0x68);
uint romsip2 = ReadPciReg(pciReg);
romsip2 = utils.SetBits(romsip2, 0, 8, advancedTextBox4.Value);
romsip2 = utils.SetBits(romsip2, 8, 8, advancedTextBox5.Value);
romsip2 = utils.SetBits(romsip2, 16, 8, advancedTextBox6.Value);
romsip2 = utils.SetBits(romsip2, 24, 8, advancedTextBox7.Value);
WritePciReg(pciReg, romsip2);
}
if (advancedTextBox8.Changed || advancedTextBox9.Changed || advancedTextBox10.Changed)
{
uint pciReg = utils.MakePciAddress(0, 0, 3, 0x6C);
uint romsip3 = ReadPciReg(pciReg);
romsip3 = utils.SetBits(romsip3, 0, 8, advancedTextBox8.Value);
romsip3 = utils.SetBits(romsip3, 8, 8, advancedTextBox9.Value);
romsip3 = utils.SetBits(romsip3, 24, 8, advancedTextBox10.Value);
WritePciReg(pciReg, romsip3);
}
}
private bool IsDIMMInstalled(TimingDef def)
{
uint regValue = ReadPciReg(def.PciDev.GetPciAddressFull());
return(utils.GetBits(regValue, def.Offset, def.Bits) == 1);
}
