Server User's Guide

3-10 Configuring Your System
Advanced Chipset Control Submenu
Feature Choice Description Your Setting
Address Bit Permuting Disabled
Enabled
To be enabled, there must be a
power of 2 number of rows, all rows
must be the same size, and all
populated rows must be adjacent
and start at row 0. Two-way or four-
way permuting is set automatically
based on memory configuration.
Base RAM Step 1 MB
1 KB
Every location
Tests base memory once per MB,
once per KB, or every location.
Extended RAM Step 1 MB
1 KB
Every location
Tests extended memory once per
MB, once per KB, or every location.
L2 Cache Enabled
Disabled
When enabled, secondary cache is
sized and enabled. For Core Clock
Frequency-to-System Bus ratios
equal to two, BIOS automatically
disables the L2 cache.
ISA Expansion Aliasing Enabled
Disabled
When enabled, every I/O access
with an address in the range
x100-x3FFh, x500-x7FFh,
x900-xBFF, and xD00-xFFFh is
internally aliased to the range
0100-03FFh before any other
address range checking is
performed.
Memory Scrubbing Disabled
Enabled
When enabled, BIOS automatically
detects and corrects SBEs.
Read Prefetch for
PXBOA
16
32
64
Configures the number of Dwords
that are prefetched on Memory
Read Multiple commands.
Read Prefetch for
PBXOB
16
32
64
Configures the number of Dwords
that are prefetched on Memory
Read Multiple commands.
Security Menu
The following table lists the settings for the Security Menu.
Note:
Enabling the Administrator Password field
requires a password for entering Setup. The passwords are
not case sensitive.
Security Menu
Feature Choice Description Your Setting
User Password is Clear Status only; user cannot modify.
Once set, this can be disabled by