User's Manual

DescriptionName
Whether the internal USB devices are enabled or disabled. This can be
one of the following:
• Disabled—Disables the internal USB ports. Devices connected
to these ports are not detected by the BIOS and operating system.
• Enabled—Enables the internal USB ports. Devices connected to
these ports are detected by the BIOS and operating system.
USB Port: Internal
Whether the KVM ports are enabled or disabled.This can be one of the
following:
• Disabled—Disables the KVM port. Devices connected to these
ports are not detected by the BIOS and operating system.
• Enabled—Enables the KVM ports. Devices connected to these
ports are detected by the BIOS and operating system.
USB Port: KVM
Whether the virtual media devices are enabled or disabled. This can be
one of the following:
• Disabled—Disables the vMedia devices.
• Enabled—Enables the vMedia devices.
USB Port: VMedia
Whether the SD card drives are enabled or disabled. This can be one of
the following:
• Disabled—Disables the SD card drives. The SD card drives are
not detected by the BIOS and operating system.
• Enabled—Enables the SD card drives.
USB Port: SD Card
PCI Configuration Parameters
DescriptionName
Whether to enable or disable memory mapped I/O of 64-bit PCI
devices to 4GB or greater address space. Legacy option ROMs
are not able to access addresses above 4GB. PCI devices that
are 64-bit compliant but use a legacy option ROM may not
function correctly with this setting enabled. This can be one of
the following:
• Disabled—The server does not map I/O of 64-bit PCI
devices to 4GB or greater address space.
• Enabled—The server maps I/O of 64-bit PCI devices to
4GB or greater address space.
MMIO Above 4GB
Cisco UCS C-Series Servers Integrated Management Controller CLI Configuration Guide, Release 1.5
246 OL-28893-01
BIOS Parameters by Server Model
Advanced BIOS Parameters for C420 Servers