NEC TM1200, Руководство пользователя

Страница: 49 / 134

Configuring Your System 3-13
Memory Hole
In order to improve performance, certain space in memory can be reserved for ISA cards. This
memory must be mapped into the memory, space below 16 MB.
Enabled Memory hole supported.
Disabled (default) Memory hole not supported.
AGP Aperture Size
Select the size of the Accelerated Graphics Port (AGP) aperture. The aperture is a portion of the
PCI memory address range dedicated for graphics memory address space. Host cycles that hit the
aperture range are for-warded to the AGP without any translation.
AGP-4X Mode
This item is used to Enabled or Disabled the AGP support for AGP 4x mode.
CPU to PCI Write Buffer
When this field is Enabled, writes from the CPU to the PCI bus are buffered, to compensate for the
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 cycle. The default setting is
Enabled.
PCI Dynamic Bursting
This item allows you to Enable or Disable the PCI dynamic bursting function. The settings are
Enabled or Disabled.
PCI Delay Transaction
The chipset has an embedded 32-bit posted write buffer to support delay transactions cycles. Select
Enabled to support compliance with PCI specification version 2.1. The settings are Enabled or
Disabled.
Memory Parity/ECC Check
This item when Enabled detects the memory parity and Error Checking & Correction. The settings
are Enabled or Disabled.