BIOS Setup (SCU)
3.4 Advanced menu
BIOS Description
26 Operating Manual, 05/2016, A5E33664825-AB
VT-d 1 2 3 Disabled Disable hardware support for the sharing
I/O devices with multiple virtual machines.
Auto 1
Enabled 2 3
If Intel Virtualization Technology for Directed
I/O (VT-d) is supported, this feature is enabled:
VMM (Virtual Machine Monitor) systems can then
use VT-d to manage multiple virtual machines
that access the same physical I/O device.
The following Setup parameters are visible if "VT-d" is enabled:
• Interrupt Remapping 2 3 The virtualization software has (Enabled) or does not have (Disabled)
direct access to interrupts.
• Pass-Through DMA 2 3 The virtualization software has (Enabled) or does not have (Disabled)
direct access to DMA channels.
After G3 On 1
Specifies the device reaction to voltage failure and voltage recovery.
S0 After voltage failure and subsequent voltage
restoration, the device switches on automatically.
S5 After voltage failure and subsequent voltage
restoration, the device remains switched off.
Last State If the device is switched on when the power fails,
the device will switch back on when the power
returns. Otherwise, the device remains switched
DeepSx Power Policies 4 If enabled (Enabled), the devices switches itself to idle state, a mode
with the lowest power consumption.
Disabled Disable DeepSx-Modes (deep sleep).
Enable DeepSx-Modes for operating state S5.
Enabled in S4-S5 Enable DeepSx-Modes for operating states S4
Max TOLUD 1 1 to 3.25 GB in
Maximum value of TOLUD (Top of Low Usable
HPET Support The high-
precision timer (High Precision Event Timer) for multimedia is
always active and can be used (Enabled) or switched of
5
5
PCI MMIO 3 1 GB
1.25 GB
1.5 GB
When enabled (Enabled), the memory manage-
ment of the operating system is notified that a
memory area of the selected size must be keep
free, e.g., for I/O cards.
Only with IPC6x7 and IPC8x7
Only with IPC4x7
Only with Field programming device
Only with IPC647 and IPC847
5 Only with the latest generation, e.g. not with Field PG M5