VIA Technologies epia-m860, User Manual

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EPIA EPIA EPIA EPIA- -- -M860 M860 M860 M860 User Manual User Manual User Manual User Manual
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6.6.6. PCI IDE BusMaster
The PCI IDE BusMaster feature enables IDE controllers on the PCI bus to
directly communicate with IDE hard disks connected to PCI IDE cards. This
feature has two options: enabled and disabled.
6.6.7. IRQ3~15
The available IRQs range from 3 to 15. However, not all IRQs in the range are
available. IRQs 3, 4, 5, 7, 9, 10, 11, 14, and 15 can be set as either “Available”
or “Reserved”. When set to “Available”, any connected PCI or Plug and Play
device can use the IRQ.
6.6.8. DMA Channel 0~7
The available DMA Channels range from 0 to 7. However, not all DMA
Channels in the range are available. DMA Channels 0, 1, 3, 5, 6, and 7 can be
set as either “Available” or “Reserved”. When set to “Available”, any
connected PCI or Plug and Play device can use the DMA Channel.
6.6.9. Reserved Memory Size
The Reserved Memory Size feature enables the user to reserve a portion of the
Upper Memory Area for use by legacy devices. The available sizes are 16k,
32k, and 64k. This feature can also be disabled.
6.6.10. HotPlug Reserve I/O Port Size
The HotPlug Reserve I/P Port Size feature enables the user to set aside a
specified portion of the I/O port block for hot-swappable or CardBus devices.
The available options range from 4k to 28k in increments of 4k. There is also
an “Auto” option for enabling the BIOS to dynamically choose the size to
reserve.