Bruce M Simpson wrote:
On Wed, Oct 01, 2003 at 11:39:36AM +0200, Grumble wrote:
However, I am not allowed to use the RDPMC instruction from ring 3
because the PCE (Performance-monitoring Counters Enable) bit is not set.
You can do it with /dev/perfmon. man 4 perfmon.
I have read the
On Wed, Oct 01, 2003 at 11:39:36AM +0200, Grumble wrote:
However, I am not allowed to use the RDPMC instruction from ring 3
because the PCE (Performance-monitoring Counters Enable) bit is not set.
You can do it with /dev/perfmon. man 4 perfmon.
I have read the perfmon documentation and
On Tue, 30 Sep 2003 00:18:19 +0200 Shill [EMAIL PROTECTED] probably wrote:
Hello all,
I've been playing with my Athlon's timestamp counter for a while,
and I would like to experiment with the performance-monitoring
counters now.
I can execute the RDTSC instruction from ring 3 because the
Hello all,
I've been playing with my Athlon's timestamp counter for a while,
and I would like to experiment with the performance-monitoring
counters now.
I can execute the RDTSC instruction from ring 3 because the TSD
(TimeStamp Disable) bit in CR4 (Control Register 4) is cleared.
However, I am