Manual
Page 51
... Queuing and hot plug. Advanced Host Controller Interface (AHCI) is connected or not. Enabled Allows the SATA controllers to operate in Legacy IDE mode. Turbo USB3.0 Sets the PCIe speed of the Marvell 9128 or NEC USB 3.0 controller to PCIe Gen 2. SATA Port0-3 Native Mode (Intel P55 Chipset) Specifies the operating...) USB Storage Function Determines whether to detect USB storage devices, including USB flash drives and USB hard drives during the POST. (Default: Enabled) Turbo SATA3 / USB3.0 (Marvell 9128 /NEC USB 3.0 Controller) Determines whether to set to PCIe Gen 2.
... Queuing and hot plug. Advanced Host Controller Interface (AHCI) is connected or not. Enabled Allows the SATA controllers to operate in Legacy IDE mode. Turbo USB3.0 Sets the PCIe speed of the Marvell 9128 or NEC USB 3.0 controller to PCIe Gen 2. SATA Port0-3 Native Mode (Intel P55 Chipset) Specifies the operating...) USB Storage Function Determines whether to detect USB storage devices, including USB flash drives and USB hard drives during the POST. (Default: Enabled) Turbo SATA3 / USB3.0 (Marvell 9128 /NEC USB 3.0 Controller) Determines whether to set to PCIe Gen 2.