EPIA-M860 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.
6.6.11.
HotPlug Reserve Memory Size
The HotPlug Reserve Memory Size feature enables the user to set aside a specified portion of the memory block for
hot-swappable or CardBus devices. The available options range from 8MB to 512MB. There is also an “Auto” option for
enabling the BIOS to dynamically choose the size to reserve.
6.6.12.
HotPlug Reserve PFMemory Size
The HotPlug Reserve PFMemory Size feature enables the user to set aside a specified portion of the pre-fetch memory
block for hot-swappable or CardBus devices. The available options range from 32MB to 2048MB. There is also an
“Auto” option for enabling the BIOS to dynamically choose the size to reserve.
