DS-570 User Manual 24
Figure 3.8 Miscellaneous Configuration setup screen
CSM Configuration
Enable/Disable, Option ROM execution settings, etc.
USB Configuration
USB Configuration parameters
– Legacy USB Support
Enable legacy USB support. AUTO option disables legacy support if no USB
devices are connected. DISABLE option will keep USB devices available
only for EFI applications
– XHCI Hand-off
This is a workaround for OS without XHCI hand-off support. The XHCI own-
ership change should be claimed by XHCI driver
– EHCI Hand-off
This is a workaround for OS without EHCI hand-off support. The EHCI own-
ership change should be claimed by EHCI driver
– USB Mass Storage Driver Support
Enable/Disable USB mass storage driver support
– USB transfer time-out
The time-out value for control, bulk, and Interrupt transfers. The choice: 1
sec, 5 sec, 10 sec, 20 sec
– Device reset time-out
USB mass storage device Start Unit Command time-out. The choice: 10 sec,
20 sec, 30 sec, 40 sec
– Device power-up delay
Auto/Manual, USB mass storage device Start Unit Command time-out.