Bernecker + Rainer 5PC820.SX01-00, User Manual, Page: 117 / 318

Software • BIOS options
Section 4
Soft
w
are
117 Automation PC 820 User's Manual V 1.20
1.5.2 PCI Configuration
Figure 43: 945GME - Advanced PCI Configuration
BIOS setting Meaning Setting options Effect
Plug & Play O/S BIOS is informed if Plug & Play is capable
on the operating system. Yes The operating system handles the distribution of
resources.
No BIOS handles the distribution of resources.
PCI Latency Timer This option controls how long (in PCI
ticks) one PCI bus card can continue to
use the master after another PCI card has
requested access. 32, 64, 96, 128, 160,
192, 224, 248
Manually sets the value in PCI ticks.
Allocate IRQ to PCI
VGA This function is used to determine if an
interrupt is assigned to the PCI VGA. Yes Automatic assignment of an interrupt.
No No assignment of an interrupt.
Allocate IRQ
to SMBUS HC Use this function to set whether or not the
SM (System Management) bus controller
is assigned a PCI interrupt. Yes Automatic assignment of a PCI interrupt.
No No assignment of an interrupt.
Allocate IRQ
to PCIEX2 Use this function to set whether or not the
PCIEX2 is assigned a PCI interrupt. Yes Automatic assignment of a PCI interrupt.
No No assignment of an interrupt.
PCI IRQ Resource
Exclusion Configures the PCI IRQ resource settings
for ISA Legacy devices. Enter Opens the submenu
See "PCI IRQ Resource Exclusion", on page 118
PCI Interrupt
Routing Configures PCI interrupt routing Enter Opens the submenu
See "PCI Interrupt Routing", on page 119
Table 80: 945GME - Advanced PCI configuration - Setting options
Advanced
Advanced PCI/PnP Settings NO: lets the BIOS
configure all the
devices in the system.
PCI Latency Timer [64] YES: lets the
Allocate IRQ to PCI VGA [Yes] operating system
Allocate IRQ to SMBUS HC [Yes] configure Plug and
Allocate IRQ to PCIEX2 [Yes] Play (PnP) devices not
required for boot if
PCI IRQ Resource Exclusion your system has a Plug
and Play operating
PCI Interrupt Routing system.
Select Screen
Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Plug & Play O/S [Yes]
BIOS SETUP UTILITY
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