Supermicro SuperServer 1017R-WR, User Manual

Page: 110 / 125

Chapter 7: BIOS
7-27
High Precision Event Timer Configuration
High Precision Timer
Select Enabled to activate the High Precision Event Timer (HPET) that produces
periodic interrupts at a much higher frequency than a Real-time Clock (RTC) does
in synchronizing multimedia streams, providing smooth playback, reducing the de-
pendency on other timestamp calculation devices, such as an x86 RDTSC Instruc-
tion embedded in the CPU. The High Performance Event Timer is used to replace
the 8254 Programmable Interval Timer. The options are
Enabled
and Disabled.

PCI Express Ports Configuration
PCI Express Port 1~8
The options are Enabled, Disabled, and Auto .
PCIe Sub Decode
The options are Enabled and Disabled .
DMI Vc1/Vcp/Vcm Control
The options are Enabled and Disabled.

USB (Universal Serial Bus) Configuration
All USB Devices
Select Enabled to enable all onboard USB devices. The options are
Enabled
and
Disabled.
EHCI Controller 1/ EHCI Controller 2
Select Enabled to enable Enhanced Host Interface (EHCI) Controller 1 or Controller
2 to improve overall platform performance. The options are
Enabled and Disabled.
USB Port 0~USB Port 13
Select Enabled to enable a USB port (from USB Port 0 to USB Port 13) as specified
by the User. The options are Enabled and Disabled.

ME (Management Engine) Subsystem
Intel ME Subsystem Configuration
This feature displays the following ME Subsystem Configuration settings.