BIOS Setup Utility |
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CHIPSET FEATURES SETUP (Continued)
CHIPSET FEATURES
K7 CLK_CTL Select
Setting | Description | Note |
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Optimal | The Clock Control register | Default |
(Clk_Ctl) specifies how the processor will ramp up the processor clock during low power modes
Default
OnChip USB
Disabled
Enabled
This should be enabled if your system has a USB installed on the Default system board and you want to use it.
Even when so equipped, if you add a higher performance controller, you will need to disable this feature.
USB
Keyboard
Support
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Disabled |
| Default |
Enabled | Select Enabled if your system | |
| contains a Universal Serial Bus |
(USB) controller and you have a USB keyboard.
CPU to PCI Write Buffer
Disabled
Enabled
When this field is Enabled, writes
from the CPU to the PCI bus are Default buffered, to compensate for the
speed differences between the CPU and the PCI bus. When Disabled, the writes are not buffered and the CPU must wait until the write is complete before starting another write cycle.
PCI Dynmic Bursting
PCI Master 0 WS Write
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Disabled | When Enabled, every write |
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Enabled | transaction goes to the write buffer. | Default |
| Burstable transactions then burst on |
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| the PCI bus and nonburstable |
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| transactions don’t. |
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Disabled | When Enabled, writes to the PCI |
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Enabled | bus are executed with zero wait | Default |
| states. |
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