HP Workstation x2000 hp workstation x2000 - Technical Reference and Troublesho - Page 47
additional 128KB, 256KB, 512KB, 1MB
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System Board Memory Controller Hub (82850) Feature • Power management: - SMRAM space remapping to A0000h BFFFFh (128KB). - Extended SMRAM space above 256MB, additional 128KB, 256KB, 512KB, 1MB TSEG from top of memory, cacheable (cacheability controlled by processor) - ACPI 1.0 compliant power management - APM 1.2 compliant power management • 615 OLGA MCH package Feature • Arbitration: - Distributed arbitration model for concurrency support - Concurrent operations of system, hub interface, AGP, and memory buses supported through a dedicated arbitration and data-buffering logic • I/O device support: - I/O Controller Hub (ICH2) Chapter 2 47
System Board
Memory Controller Hub (82850)
Chapter 2
47
•
Power management:
—
SMRAM space remapping to A0000h -
BFFFFh (128KB).
—
Extended SMRAM space above 256MB,
additional 128KB, 256KB, 512KB, 1MB
TSEG from top of memory, cacheable
(cacheability controlled by processor)
—
ACPI 1.0 compliant power management
—
APM 1.2 compliant power management
•
Arbitration:
—
Distributed arbitration model for
concurrency support
—
Concurrent operations of system, hub
interface, AGP, and memory buses
supported through a dedicated
arbitration and data-buffering logic
•
615 OLGA MCH package
•
I/O device support:
—
I/O Controller Hub (ICH2)
Feature
Feature