IEI Technology WSB-Q354, User Manual

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WSB-Q354 PICMG 1.0 CPU Card
Page 92
BIOS Menu 5: IDE Master and IDE Slave Configuration
Auto-Detected Drive Parameters
The “grayed-out” items in the left frame are IDE disk drive parameters automatically
detected from the firmware of the selected IDE disk drive. The drive parameters are listed
as follows:
Device: Lists the device type (e.g. hard disk, CD-ROM etc.)
Type: Indicates the type of devices a user can manually select
Vendor: Lists the device manufacturer
Size: List the storage capacity of the device.
LBA Mode: Indicates whether the LBA (Logical Block Addressing) is a method
of addressing data on a disk drive is supported or not.
Block Mode: Block mode boosts IDE drive performance by increasing the
amount of data transferred. Only 512 bytes of data can be transferred per
interrupt if block mode is not used. Block mode allows transfers of up to 64 KB
per interrupt.
PIO Mode: Indicates the PIO mode of the installed device.