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   comp.lang.asm.x86      Ahh, the lost art of x86 assembly      4,675 messages   

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   Message 3,985 of 4,675   
   Kerr-Mudd,John to nowhere@nospicedham.never.at   
   Re: IA32_TSC_AUX_MSR   
   15 Dec 19 11:57:45   
   
   From: notsaying@nospicedham.invalid.org   
      
   On Sat, 14 Dec 2019 03:25:37 GMT, wolfgang kern   
    wrote:   
      
   > On 13.12.2019 16:19, Bonita Montero wrote:   
   >> Is the IA32_TSC_AUX_MSR initialized by the operating system per core?   
   >>   
   > which OS ?   
   > some may not even touch MSR C000_0103h and keep its BIOS setting.   
   >   
   > But Yes, if the OS is at all aware of hardware features then it may   
   > initialize TSCs different for each core.   
   > __   
   > wolfgang   
   >   
      
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