Function GetEDIDSettings

rEFIt_UEFI/Platform/Settings.cpp:2024–2077

EDID reworked by Sherlocks

// EDID reworked by Sherlocks
VOID
GetEDIDSettings(const TagDict* DictPointer)
{
  const TagStruct* Prop;
  const TagDict* Dict;
  UINTN  j = 128;

  Dict = DictPointer->dictPropertyForKey("EDID");
  if (Dict != NULL) {
    Prop = Dict->propertyForKey("Inject");
    gSettings.InjectEDID = IsPropertyNotNullAndTrue(Prop); // default = false!

    if (gSettings.InjectEDID){
      //DBG("Inject EDID\n");
      Prop = Dict->propertyForKey("Custom");
      if (Prop != NULL) {
        gSettings.CustomEDID   = GetDataSetting(Dict, "Custom", &j);
        if ((j % 128) != 0) {
          DBG(" Custom EDID has wrong length=%llu\n", j);
        } else {
          DBG(" Custom EDID is ok\n");
          gSettings.CustomEDIDsize = (UINT16)j;
          InitializeEdidOverride();
        }
      }

      Prop = Dict->propertyForKey("VendorID");
      if (Prop) {
        gSettings.VendorEDID = (UINT16)GetPropertyAsInteger(Prop, gSettings.VendorEDID);
        //DBG("  VendorID = 0x%04lx\n", gSettings.VendorEDID);
      }

      Prop = Dict->propertyForKey("ProductID");
      if (Prop) {
        gSettings.ProductEDID = (UINT16)GetPropertyAsInteger(Prop, gSettings.ProductEDID);
        //DBG("  ProductID = 0x%04lx\n", gSettings.ProductEDID);
      }

      Prop = Dict->propertyForKey("HorizontalSyncPulseWidth");
      if (Prop) {
        gSettings.EdidFixHorizontalSyncPulseWidth = (UINT16)GetPropertyAsInteger(Prop, gSettings.EdidFixHorizontalSyncPulseWidth);
        //DBG("  EdidFixHorizontalSyncPulseWidth = 0x%02lx\n", gSettings.EdidFixHorizontalSyncPulseWidth);
      }

      Prop = Dict->propertyForKey("VideoInputSignal");
      if (Prop) {
        gSettings.EdidFixVideoInputSignal = (UINT8)GetPropertyAsInteger(Prop, gSettings.EdidFixVideoInputSignal);
        //DBG("  EdidFixVideoInputSignal = 0x%02lx\n", gSettings.EdidFixVideoInputSignal);
      }
    } else {
      //DBG("Not Inject EDID\n");
    }
  }
}

EFI_STATUS
GetEarlyUserSettings (