Milan Jurik wrote: > Hi Mark, > > I installed Nevada build 124 on my Ultra 45 today (replacing Solaris > 10). Yesterday I was trying OpenSolaris b123 autoinstall image, but b123 > is broken on SPARC, so I switched to Nevada today. The results: > > 1) b123 on OSol supported all 3 frequencies (50MHz, 800MHz and 1.6GHz) > and in poll-mode I saw it working well > > 2) b124 - kstat cpu_info says only 1.6GHz is supported > > + > > WARNING: cpudrv_attach: instance 0: can't gate cpu_t >
Thanks Milan. I'll take a look into it. Mark > Best regards, > > Milan > > Mark Haywood p??e v st 30. 09. 2009 v 05:27 -0400: > >> Can you provide me with the output from 'kstat cpu_info'? >> >> Thanks, >> Mark >> >> Jedy Wang wrote: >> >>> Hi Mark, >>> >>> Please see my comments inline. >>> >>> >>> >>>> Interesting. OBP has created a 'clock-divisors' property for the >>>> processor node. At this point the only reason that I can imagine that >>>> your system might not support cpupm is if the CPU driver either does not >>>> exist or failed to attach. >>>> >>>> Check to see that the driver exists: >>>> >>>> /platform/sun4u/kernel/drv/sparcv9/us >>>> >>>> >>> It's there. >>> >>> >>>> If not, then it appears that SUNWus has not been installed? Try 'pkginfo >>>> SUNWus' to verify. >>>> >>>> If it does exist, then check your /etc/driver_aliases file and make sure >>>> that there is an entry: >>>> >>>> us SUNW,UltraSPARC-IIIi >>>> >>>> >>> I have >>> us "SUNW,UltraSPARC-III" >>> us "SUNW,UltraSPARC-III+" >>> us "SUNW,UltraSPARC-IIIi" >>> us "SUNW,UltraSPARC-IIIi+" >>> us "SUNW,UltraSPARC-IIe" >>> in driver_aliases >>> >>> >>>> If so, check /var/adm/messages for any messages coming from the 'us' >>>> driver. >>>> >>>> >>> I did not find any thing interesting in /var/adm/messsages. I attached >>> it. >>> >>> I also notice that the default power.conf ship for SPARC only have the >>> following settings >>> >>> device-dependency-property removable-media /dev/fb >>> # Auto-Shutdown Idle(min) Start/Finish(hh:mm) Behavior >>> autoshutdown 30 9:00 9:00 unconfigured >>> autopm default >>> >>> I wonder if cpu pm is enable by default for SPARC. >>> >>> Regards, >>> >>> Jedy >>> >>> >>>> Mark >>>> >>>> >>>> >>>>> Regards, >>>>> >>>>> Jedy >>>>> >>>>> On Mon, 2009-09-28 at 09:46 -0400, Mark Haywood wrote: >>>>> >>>>> >>>>> >>>>>> Jedy Wang wrote: >>>>>> >>>>>> >>>>>> >>>>>>> Hi Li, >>>>>>> >>>>>>> I also notice that at b124 on my ultra45 kstat reports SPARC cpu only >>>>>>> supports 1.6mhz but I remember that it supports 3 frequencies. Do you >>>>>>> know why? Or does this means that we do not care about power management >>>>>>> support of SPARC cpu any more? >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>> On SPARC workstations, the driver determines supported speeds by looking >>>>>> at 'clock-divisors' property created by OBP. Offhand, I don't know if >>>>>> the Ultra45 supports cpupm. You can see if OBP has created this property >>>>>> by executing '/usr/sbin/prtconf -pv' and looking at the properties >>>>>> associated with the processor node. >>>>>> >>>>>> Mark >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>>> Regards, >>>>>>> >>>>>>> Jedy >>>>>>> On Sun, 2009-09-27 at 22:15 +0800, Li, Aubrey wrote: >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>>> Jedy Wang <> wrote: >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>>> Hi, >>>>>>>>> >>>>>>>>> Does anyone know if sparc supports event based cpu power management? I >>>>>>>>> added "cpupm enable event-mode" in my /etc/power.conf, but it seems >>>>>>>>> the cpu frequency does not change. My system is an ultra45. >>>>>>>>> >>>>>>>>> Regards, >>>>>>>>> >>>>>>>>> Jedy >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> No, I don't think so. >>>>>>>> event mode p-state change platform specific function is not >>>>>>>> implemented on SPARC. >>>>>>>> >>>>>>>> -Aubrey >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> _______________________________________________ >>>>>>> pm-discuss mailing list >>>>>>> pm-discuss at opensolaris.org >>>>>>> http://mail.opensolaris.org/mailman/listinfo/pm-discuss >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>> >>>>> >>>>> >>> >>> >> _______________________________________________ >> pm-discuss mailing list >> pm-discuss at opensolaris.org >> http://mail.opensolaris.org/mailman/listinfo/pm-discuss >> > > >
