Messages in this thread | | | Date | Thu, 18 Jul 2013 10:23:24 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH] perf, x86: Add Silvermont (22nm Atom) support |
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On Thu, Jul 18, 2013 at 01:36:07PM +0800, Yan, Zheng wrote: > +static struct event_constraint intel_slm_event_constraints[] __read_mostly = > +{ > + FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ > + FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ > + FIXED_EVENT_CONSTRAINT(0x013c, 2), /* CPU_CLK_UNHALTED.REF */ > + FIXED_EVENT_CONSTRAINT(0x0300, 2), /* pseudo CPU_CLK_UNHALTED.REF */
So the normal event 0x13c and the fixed counter 2 are normally _not_ the same. Are they for slm? Are you sure?
> + EVENT_CONSTRAINT_END > +};
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