Biostar TPower I45 Bios Setup - Page 21

PCI Latency Timer, Allocate IRQ to PCI VGA, Palette Snooping, PCI IDE BusMaster, OffBoard PCI/ISA - drivers

Page 21 highlights

TPower I45 BIOS M anual PCI Latency Timer T his item controls how long a PCI device can hold the PCI bus before another takes over. T he longer the latency, the longer the PCI device can retain control of the bus before handing it over to another PCI device. Options: 64 (Default) / 32 / 96 / 128 / 160 / 192 / 224 / 248 Allocate IRQ to PCI V GA T his item allows BIOS to choose a IRQ to assign for the PCI VGA card. Options: Yes (Default) / No Palette Snooping Some old graphic controllers need to " snoop" on the VGA palette and then map it to their display as a way to provide boot information and VGA compatibility. This item allows such snooping to take place. Options: Disabled (Default) / Enabled PCI IDE BusMaster T his item is a toggle for the built-in driver that allows the onbo ard ID E controller to perform DMA (Direct Memory Access) trans fers. Options: Enabled (Default) / Disabled OffBoard PCI/ISA IDE Card T his item is for any other non-onboard PCI/ISA IDE controller adapter. Options: Auto (Default) / Disabled IRQ3/4/5/7/9/10/11/14/15 T hese items will allow you to assign each system interrupt a type, depending on the type of device using the interrupt. T he option "Available" means the IRQ is going to assign automatically. Options: Available (Default) / Reserved DMA Channel 0/1/3/5/6/7 T hese items will allow you to assign each DMA channel a type, depending on the type of device using the channel. T he option " Available" means the channel is going to assign automatically. Options: Available (Default) / Reserved 20

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TPower I45 BIOS Manual
20
PCI Latency Timer
This item controls how long a PCI device can hold the PCI bus before another takes
over. The longer the latency, the longer the PCI device can retain control of the bus
before handing it over to another PCI device.
Options:
64 (Default) / 32 / 96 / 128 / 160 / 192 / 224 / 248
Allocate IRQ to PCI VGA
This item allows BIOS to choose a IRQ to assign for the PCI VGA card.
Options:
Yes (Default) / No
Palette Snooping
Some old graphic controllers need to “snoop” on the VGA palette and then map it to
their display as a way to provide boot information and VGA compatibility. This item
allows such snooping to take place.
Options:
Disabled (Default) / Enabled
PCI IDE BusMaster
This item is a toggle for the built-in driver that allows the onboard IDE controller to
perform DMA (Direct Memory Access) trans fers.
Options:
Enabled (Default) / Disabled
OffBoard PCI/ISA IDE Card
This item is for any other non-onboard PCI/ISA IDE controller adapter.
Options:
Auto (Default) / Disabled
IRQ3/4/5/7/9/10/11/14/15
These items will allow you to assign each system interrupt a type, depending on the
type of device using the interrupt.
The option “Available” means the IRQ is going
to assign automatically.
Options:
Available (Default) / Reserved
DMA Channel 0/1/3/5/6/7
These items will allow you to assign each DMA channel a type, depending on the
type of device using the channel.
The option “ Available” means the channel is
going to assign automatically.
Options:
Available (Default) / Reserved