IsTsc

This function checks existence of TSC (Time Stamp Counter).

Syntax

BOOL IsTsc();

Parameters

• None

Return Values

If "RDTSC" instruction is supported, the return value is TRUE.

If "RDTSC" instruction is not supported, the return value is FALSE.

Remarks

Intel Pentium or later processors have TSC.

Requirements

• WinRing0 1.0 or later

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