Chapter 4: AMI BIOS
4-19
PCI Latency Timer
This feature sets the latency timer of each PCI device installed on a PCI bus. Select
64 to set the PCI latency to 64 PCI bus clock cycles. The options are 32 PCI Bus
Clocks, 64 PCI Bus Clocks, 96 PCI Bus Clocks, 128 PCI Bus Clocks, 160 PCI
Bus Clocks, 192 PCI Bus Clocks, 224 PCI Bus Clocks and 248 PCI Bus Clocks.
VGA Palette Snoop
Select Enabled to support VGA palette register snooping which will allow the
PCI cards that do not contain their own VGA color palette to examine the video
cards palette and mimic it for proper color display. The options are Disabled and
Enabled.
PERR# Generation
Select Enabled to allow a PCI device to generate a PERR number for a PCI Bus
Signal Error Event. The options are Disabled and Enabled.
SERR# Generation
Select Enabled to allow a PCI device to generate an SERR number for a PCI Bus
Signal Error Event. The options are Enabled and Disabled.
Slot 1 PCI 33MHz OPROM/Slot 2 PCI 33MHz OPROM
Use this feature to enable or disable PCI slot Option ROMs. This is to boot the
computer using a device installed on the slot specied. The options are Disabled,
Legacy and EFI.
Slot4 PCI-E 3.0 x8 (In x16) OPROM/Slot5 PCI-E 2.0 x1 OPROM/Slot6 PCI-E
3.0 x16 OPROM/Slot7 PCI-E 2.0 x1 OPROM
Use this feature to enable or disable PCIe slot Option ROMs to boot the computer
using a device installed on the slot specied. The options are Disabled, Legacy
and EFI.
Launch Storage OPROM Policy
This feature controls how the system executes UEFI (Unied Extensible Firmware
Interface), and legacy storage OPROM. Select Legacy Only to boot the system using
a legacy device installed in a PCI slot. The options are UEFI Only and Legacy Only.
Other PCI Device ROM Priority
This feature selects a PCI device OPROM to launch for system boot if this device
is not a network, mass storage, or video device. The options are UEFI Only and
Legacy Only.
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