Primary IDE Master and Slave Submenu

In the following table, the features other than “Type” appear only for Type Auto if a drive is detected.

Table 8.

Primary IDE Master and Slave Submenu

Feature

 

Choices

Description

Type

 

User

User allows the manual entry of all fields described below.

 

 

Auto

Auto allows the system to attempt auto-detection of the drive

 

 

CD-ROM

type.

 

 

ATAPI Removable

CD-ROM allows the manual entry of fields described below.

Multi-Sector

 

Disabled

Determines the number of sectors per block for multisector

Transfers

 

2, 4, 8, or 16 sectors

transfers.

 

 

 

For Type Auto, this field is informational only.

LBA Mode

 

Disabled

For Type Auto, this field is informational only.

Control

 

Enabled

 

32 Bit I/O

 

Disabled

Enabling allows 32-bit IDE data transfers.

 

 

Enabled

For Type Auto, this field is informational only.

Transfer Mode

Standard

Selects the method for moving data to and from the drive.

 

 

Fast PIO 1

For Type Auto, this field is informational only.

 

 

Fast PIO 2

 

 

 

Fast PIO 3/DMA 1

 

 

 

Fast PIO 4/DMA 2

 

Ultra DMA Mode

Disabled

For use with Ultra DMA drives. Ultra DMA is disabled by

 

 

Enabled

default to work around a chipset erratum.

 

 

 

For Type Auto, this field is informational only.

Processor Settings Submenu

Table 9.

Processor Settings Submenu

Feature

 

Choices

Description

Processor Retest

No

Select yes for the BIOS to clear historical processor status

 

 

Yes

and retest all processors on the next boot.

Processor Serial Number

Enabled

If enabled, the system records the serial number of each

 

 

Disabled

processor.

Memory Cache

Enabled

Controls cacheability. For debug purposes only.

 

 

Disabled

 

Measured Processor Speed

N/A

Reports the speed of Processor 1.

Processor 1 CPU ID

N/A

Reports Stepping for Processor 1.

Processor 1 L2 Cache Size

N/A

Reports L2 Cache Size for Processor 1. This feature is

 

 

 

hidden if processor 1 is absent or disabled.

Processor 2 CPU ID

N/A

Reports Stepping for Processor 2.

Processor 2 L2 Cache Size

N/A

Reports L2 Cache Size for Processor 2. This feature is

 

 

 

hidden if processor 2 is absent or disabled.

Processor 3 CPU ID

N/A

Reports Stepping for Processor 3.

Processor 3 L2 Cache Size

N/A

Reports L2 Cache Size for Processor 3. This feature is

 

 

 

hidden if processor 3 is absent or disabled.

Processor 4 CPU ID

N/A

Reports Stepping for Processor 4.

Processor 4 L2 Cache Size

N/A

Reports L2 Cache Size for Processor 4. This feature is

 

 

 

hidden if processor 4 is absent or disabled.

32

SKA4 Baseboard Product Guide