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 Back
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F5 Setup Defaults
F6 Previous Value
F10 Save & Exit
Advanced Chipset Configuration