Re: perfmon Itanium 9100 series support (Montvale)

From: Russ Anderson <rja_at_sgi.com>
Date: 2007-11-15 01:30:14
On Tue, Nov 13, 2007 at 02:34:01PM -0800, Stephane Eranian wrote:
> Hello everyone,
> 
> Intel released the Itanium 9100 series (Montvale) a few days ago.
> 
> My understanding is that the Montvale PMU is fully compatible with
> the Montecito PMU (dual-core Itanium 9000 series). Thus, there will
> not be any patches needed neither at the kernel level, nor in libpfm
> or pfmon to support this new processor.

Perfmon prints out "Montecito PMU" when booted on a Montvale.
Updating the message may avoid some confusion.

---
perfmon: version 2.0 IRQ 238
perfmon: Montecito PMU detected, 27 PMCs, 35 PMDs, 12 counters (47 bits)
---

Both Montvale and Montecito are family 32.  Montvale is model 1.
Montecito is model 0.

---
saturn1-10:~ # cat /proc/cpuinfo
processor  : 0
vendor     : GenuineIntel
arch       : IA-64
family     : 32
model      : 1
model name : Dual-Core Intel(R) Itanium(R) 2 Processor 9150M
[...]
processor  : 4
vendor     : GenuineIntel
arch       : IA-64
family     : 32
model      : 0
model name : Dual-Core Intel(R) Itanium(R) 2 Processor 9040
---
 
> Those comments hold true for the mainline perfmon (v2.0) and
> the development perfmon in GIT (v2.7).

Thanks,
-- 
Russ Anderson, OS RAS/Partitioning Project Lead  
SGI - Silicon Graphics Inc          rja@sgi.com
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Received on Thu Nov 15 01:30:30 2007

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