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Anyone else still using Phar Lap tools? (Miscellaneous)

posted by RayeR(R) Homepage, CZ, 28.10.2013, 22:04

> > WIN98se halted the code on the write to TSC register- did not like that
> > one.
>
> Yes, RDMSR/WRMSR won't run in ring 3 - you have to switch to ring 0.
>
> Strangely, on my Pentium 200 board, even RDTSC causes a fault in Win98SE,
> although SoftICE tells that bit TSD ( time stamp disable ) in CR4 is
> clear!?

My program CPUID (with kernel driver for NT-based) can do WRMSR and I usually tested the functionality by writting 0 to TSC and windows never complained. Also under Win98 no problem.

---
DOS gives me freedom to unlimited HW access.

 

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