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Date:      Wed, 17 Nov 2010 19:46:38 -0500
From:      "Alexandre \"Sunny\" Kovalenko" <gaijin.k@ovi.com>
To:        Andrew Reilly <areilly@bigpond.net.au>
Cc:        stable@freebsd.org, Ian Smith <smithi@nimnet.asn.au>
Subject:   Re: Console options for legacy-free mini-itx server?
Message-ID:  <1290041198.1899.19.camel@RabbitsDen.RabbitsLawn.verizon.net>
In-Reply-To: <20101118001349.GA40554@johnny.reilly.home>
References:  <20101115045549.GB96011@johnny.reilly.home> <20101117133530.H39988@sola.nimnet.asn.au> <20101117230638.GA39596@johnny.reilly.home> <1290036416.1899.13.camel@RabbitsDen.RabbitsLawn.verizon.net> <20101117234056.GA40176@johnny.reilly.home> <1290038213.1899.15.camel@RabbitsDen.RabbitsLawn.verizon.net> <20101118001349.GA40554@johnny.reilly.home>

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On Thu, 2010-11-18 at 11:13 +1100, Andrew Reilly wrote:
> Hi Alexandre,
>=20
> On Wed, Nov 17, 2010 at 06:56:53PM -0500, Alexandre Sunny Kovalenko wrote:
> > On Thu, 2010-11-18 at 10:40 +1100, Andrew Reilly wrote:
> > > dev.cpu.0.%desc: ACPI CPU
> > > dev.cpu.0.%driver: cpu
> > > dev.cpu.0.%location: handle=3D\_PR_.CPU0
> > > dev.cpu.0.%pnpinfo: _HID=3Dnone _UID=3D0
> > > dev.cpu.0.%parent: acpi0
> > > dev.cpu.0.freq: 2933
> > > dev.cpu.0.freq_levels: 2933/90000 2799/83000 2666/77000 2533/71000 23=
99/65000 2266/59000 2133/53000 1999/46000 1866/40000 1733/34000 1599/28000 =
1466/22000 1333/16000 1199/10000 1049/8750 899/7500 749/6250 599/5000 449/3=
750 299/2500 149/1250
> > > dev.cpu.0.cx_supported: C1/3 C2/205 C3/245
> > > dev.cpu.0.cx_lowest: C1
> > > dev.cpu.0.cx_usage: 100.00% 0.00% 0.00% last 311us
> > > dev.cpu.1.%desc: ACPI CPU
> > > dev.cpu.1.%driver: cpu
> > > dev.cpu.1.%location: handle=3D\_PR_.CPU1
> > > dev.cpu.1.%pnpinfo: _HID=3Dnone _UID=3D0
> > > dev.cpu.1.%parent: acpi0
> > > dev.cpu.1.cx_supported: C1/3 C2/205 C3/245
> > > dev.cpu.1.cx_lowest: C1
> > > dev.cpu.1.cx_usage: 100.00% 0.00% 0.00% last 191us
> > >=20
> > > Since the cpufreq man page lists the inability to set the
> > > frequency of different CPUs differently, perhaps this isn't a
> > > bug at all?
> > >=20
> > > Cheers,
> > >=20
> >=20
> > Does portion of 'devinfo -rv' similar to the snippet below show 'est'
> > attached to both CPUs?
> > <...>
> >     cpu0 pnpinfo _HID=3Dnone _UID=3D0 at handle=3D\_PR_.CPU0
> >         ACPI I/O ports:
> >             0x1014
> >             0x1015
> >       acpi_perf0
> >       acpi_throttle0
> >       coretemp0
> > =3D=3D>      est0
> >       p4tcc0
> >       cpufreq0
> >     cpu1 pnpinfo _HID=3Dnone _UID=3D0 at handle=3D\_PR_.CPU1
> >         ACPI I/O ports:
> >             0x1014
> >             0x1015
> >       acpi_perf1
> >       acpi_throttle1
> >       coretemp1
> > =3D=3D>      est1
> >       p4tcc1
> >       cpufreq1
> > <...>
>=20
> Yes, but as you can see they are not nested under coretemp. devices:
>=20
>     cpu0 pnpinfo _HID=3Dnone _UID=3D0 at handle=3D\_PR_.CPU0
>         ACPI I/O ports:
>             0x414
>             0x415
>       acpi_perf0
>       est0
>       p4tcc0
>       cpufreq0
>     cpu1 pnpinfo _HID=3Dnone _UID=3D0 at handle=3D\_PR_.CPU1
>         ACPI I/O ports:
>             0x414
>             0x415
>       acpi_perf1
>       est1
>       p4tcc1
>       cpufreq1
>=20
> This seems to be at odds with the dmesg and sysctl view of things?
>=20
> Cheers,
>=20

I am sorry -- in the attempt to point them out, I have messed up the
alignment -- they *should not* be nested under coretemp. It is strange
that 'est' reported error on attach, yet seems to be attached to the
device. This said, I am way out of my depth here -- hopefully someone
smarter than I will chime in.

--=20
Alexandre Kovalenko (=D0=9E=D0=BB=D0=B5=D0=BA=D1=81=D0=B0=D0=BD=D0=B4=D1=80=
 =D0=9A=D0=BE=D0=B2=D0=B0=D0=BB=D0=B5=D0=BD=D0=BA=D0=BE)



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