kenel module dont enable

[Alexander Raih]

Power state is S0 state.
I have intel platform with 2 sockets.
1 socket: intel xeon bronze
2 socket: empty
Chipset: lewisburg

вт, 19 окт. 2021 г. в 17:05, Winiarska, Iwona <iwona.winiarska at intel.com>:

> On Tue, 2021-10-19 at 12:10 +0300, Alexander Raih wrote:
> > Hi,
> > I try to register peci device in sysfs but I have same problem
> >
> > [  800.339605] peci peci-0: Failed to register peci client peci-client
> at 0x30
> > (-5)
>
> Were you able to confirm that your platform is in S0 power state before you
> tried this?
>
> Could you share details about Intel Platform/CPU that you're using?
>
> -Iwona
>
> >
> >
> >
> >
> >
> > вт, 19 окт. 2021 г. в 10:44, Alexander Raih <61a91bc at gmail.com>:
> > > Thanks, Iwona
> > > I will try this.
> > >
> > > Best regards,
> > > Alex
> > >
> > > пн, 18 окт. 2021 г. в 17:43, Winiarska, Iwona <
> iwona.winiarska at intel.com>:
> > > > Hi Alex,
> > > >
> > > > (in the future, please Cc: openbmc mailing list)
> > > >
> > > > This may occur when CPU can’t be detected - is your platform in S0
> power
> > > > state?
> > > > BMC usually is booted before the platform goes to S0, so I would
> recommend
> > > > registering peci-client manually (using sysfs) rather than using DTS.
> > > >
> > > > # echo peci-client 0x30 > /sys/bus/peci/devices/peci-0/new_device
> > > >
> > > > Or if you’re using dbus-sensors, peci-client devices are exported
> there:
> > > >
> https://github.com/openbmc/dbus-sensors/blob/master/src/CPUSensorMain.cpp#L406
> > > >
> > > > --
> > > > Note that PECI subsystem you’re using is subject to change in the
> future:
> > > >
> https://lore.kernel.org/lkml/20210803113134.2262882-1-iwona.winiarska@intel.com/
> > > >
> > > > -Iwona
> > > >
> > > > From: Alexander Raih <61a91bc at gmail.com>
> > > > Sent: Friday, October 15, 2021 1:46 PM
> > > > To: Yoo, Jae Hyun <jae.hyun.yoo at intel.com>; Winiarska, Iwona
> > > > <iwona.winiarska at intel.com>
> > > > Subject: kenel module dont enable
> > > >
> > > > Hello,
> > > > I use intel kernel module peci. In dtb I have this describe about
> peci:
> > > >
> > > >
> > > > bus at 1e78b000 {
> > > > compatible = "simple-bus";
> > > > #address-cells = <0x01>;
> > > > #size-cells = <0x01>;
> > > > ranges = <0x00 0x1e78b000 0x60>;
> > > > peci-bus at 0 {
> > > > compatible = "aspeed,ast2500-peci";
> > > > reg = <0x00 0x60>;
> > > > #address-cells = <0x01>;
> > > > #size-cells = <0x00>;
> > > > interrupts = <0x0f>;
> > > > clocks = <0x02 0x06>;
> > > > resets = <0x02 0x06>;
> > > > clock-frequency = <0x16e3600>;
> > > > msg-timing = <0x01>;
> > > > addr-timing = <0x01>;
> > > > rd-sampling-point = <0x08>;
> > > > cmd-timeout-ms = <0x3e8>;
> > > > status = "okay";
> > > >
> > > > peci-client at 30 {
> > > > compatible = "intel,peci-client";
> > > > reg = <0x30>;
> > > > };
> > > >
> > > > peci-client at 31 {
> > > > compatible = "intel,peci-client";
> > > > reg = <0x31>;
> > > > };
> > > > };
> > > > };
> > > >
> > > >
> > > > I have this error in dmesg:
> > > > [    2.516383] peci peci-0: Failed to register peci client  at 0x30
> (-5)
> > > > [    2.526767] peci peci-0: Failed to create PECI device for
> > > > /ahb/apb/bus at 1e78b000/peci-bus at 0/peci-client at 30
> > > >
> > > > How I can resolve this ?
> > > >
> > > > best regards,
> > > > alex
>
>
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