menu "Memory power savings" config I7300_IDLE_IOAT_CHANNEL bool config I7300_IDLE tristate "Intel chipset idle power saving driver" select I7300_IDLE_IOAT_CHANNEL depends on X86_64 help Enable idle power savings with certain Intel server chipsets. The chipset must have I/O AT support, such as the Intel 7300. The power savings depends on the type and quantity of DRAM devices. endmenu