System Setup Program
A-9
Advanced Chipset Configuration Submenu
Figure A-5. Advanced Chipset Configuration Submenu
Table A-6. Advanced Chipset Configuration
Submenu Categories
Category
Function
Base Memory
Selects amount of memory available as
base memory below 1 MB. Default value
for the Base Memory is 640 KB, including
1 KB reserved for system use. Alternate
base memory option is 512 KB.
VGA Buffer Attributes
If set to USWC (Uncacheable Speculative
Write Combined), the microprocessor(s)
perform speculative combining while writ-
ing to the VGA frame buffer. Unless a
VGA controller that supports this feature is
installed in the system, set to Uncacheable
(default).
Cache Mode
Sets all microprocessors’ built-in cache
memory to Write Back mode (default) or
Write Through mode.
SMM
Enables or disables (default) system man-
agement mode, including event logging
and ECC memory support.
Base Memory
640 KB
VGA Buffer Attributes
Uncacheable
Cache Mode
Write Back
SMM
Enable
MPS Version
1.4
Second I/O APIC
Disable
PIC Interrupt Routing
Default
IOQ Depth
Auto Configure
GAT Mode
Aliased
Outbound Posting
Disable
PCI Line Prefetch
Enable
Addr Bit Permuting
Disable
Chip Set Register Settings
Auto Configure
82450GX C0 Host Retry Timer
Auto Configure
82450GX C0 P2P Mode
Enable
AERR Mode
Enable
PERR Mode
Disable
F1
Help
ESC
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Select Menu
F5
Setup Defaults
F6
Previous Value
F10
Save & Exit
Advanced Chipset Configuration
