MSI G52-MA00542 - Manual (Page 52)

Chapter 3
3-14
SiS OnChip IDE Device
Press <Enter> to enter the sub-menu and the following screen appears:
Internal PCI/IDE
This setting enables or disables the internal primary and secondary PCI &
IDE controllers. Setting options: Disabled, Primary, Secondary, Both.
IDE Primary/Secondary Master/Slave PIO
The four IDE PIO (Programmed Input/Output) fields let you set a PIO
Integrated Peripherals