TYAN S5652 - Page 145

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3.4.6.3 CPU C State Control
CPU C1 auto demotion
Allows CPU to automatically demote to C1. Takes effect after reboot.
Disabled / Enabled
CPU C6 report
Enable/Disable CPU C6 (ACPI C3) report to OS.
Disabled / Enabled / Auto
Enhanced Halt State (C1E)
Core C1E auto promotion Control. Take effect after reboot.
Disabled / Enabled
OS ACPI Cx
Report CC3/CC6 to OS ACPI C2 or ACPI C3
ACPI C2 / ACPI C3