From: Peter Zijlstra <peterz@infradead.org>
To: "Yan, Zheng" <zheng.z.yan@intel.com>
Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, eranian@google.com,
ak@linux.intel.com
Subject: Re: [PATCH] perf, x86: Add Silvermont (22nm Atom) support
Date: Thu, 18 Jul 2013 10:42:49 +0200 [thread overview]
Message-ID: <20130718084249.GD27075@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <51E77F90.3040007@intel.com>
On Thu, Jul 18, 2013 at 01:39:28PM +0800, Yan, Zheng wrote:
> On 07/18/2013 01:36 PM, Yan, Zheng wrote:
> > From: "Yan, Zheng" <zheng.z.yan@intel.com>
> >
> > Compare to old atom, Silvermont has offcore and has more events
> > that support PEBS.
> >
> > Silvermont has two offcore response configuration MSRs, but the
> > event code for OFFCORE_RSP_1 is 0x02b7. To avoid complicating
> > intel_fixup_er(), use INTEL_UEVENT_EXTRA_REG to define offcore
> > MSRs. So intel_fixup_er() can find the code for OFFCORE_RSP_1
> > by x86_pmu.extra_regs[1].event.
> >
>
> Document is at http://www.intel.com/content/dam/www/public/us/en/documents/manuals/64-ia-32-architectures-optimization-manual.pdf, but it has no PEBS event list.
Why isn't this in the regular SDM like all the other stuff?
next prev parent reply other threads:[~2013-07-18 8:43 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-18 5:36 Yan, Zheng
2013-07-18 5:39 ` Yan, Zheng
2013-07-18 8:42 ` Peter Zijlstra [this message]
2013-07-18 11:00 ` Yan, Zheng
2013-07-18 8:23 ` Peter Zijlstra
2013-07-18 8:27 ` Yan, Zheng
2013-07-18 9:02 ` Peter Zijlstra
2013-07-18 10:48 ` Yan, Zheng
2013-07-18 11:46 ` Peter Zijlstra
2013-07-19 2:26 ` Yan, Zheng
2013-07-18 8:29 ` Peter Zijlstra
2013-07-18 8:41 ` Peter Zijlstra
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