Dear Ian, thanks for the response!
On Tue, Dec 15, 2015 at 9:15 AM, Ian Smith <smi...@nimnet.asn.au> wrote: > On Sun, 13 Dec 2015 19:53:52 -0500, Johannes Dieterich wrote: > > Dear list, > > > > I am running CURRENT on an HP elitebook 745 G3 which comes with a AMD > > A12-8800B CPU. All in all, it runs very well with just a few nits to > > pick. Two of them are ACPI related. > > > > 1) there are 5 thermal zones defined out of which only two provide > > reasonable numbers it seems: > > > > hw.acpi.thermal.tz4.temperature: 34.1C > > hw.acpi.thermal.tz3.temperature: 0.1C > > hw.acpi.thermal.tz2.temperature: 0.1C > > hw.acpi.thermal.tz1.temperature: 0.1C > > hw.acpi.thermal.tz0.temperature: 56.1C > > > > my gut feeling is that tz0-tz3 may be the CPU cores and tz4 would be > > the GPU (which does not work in BSD ATM, hence consistently lower > > temp). I guess this is not a big deal (everything works) but I still > > wonder how to fix it. > > Not sure if anything needs fixing, but I only have Intel gear these > days and am not up on the AMD side of things. However, please show: > > % sysctl dev.cpu dev.cpu.3.cx_method: C1/hlt C2/io dev.cpu.3.cx_usage_counters: 25314 20561 dev.cpu.3.cx_usage: 55.18% 44.81% last 979us dev.cpu.3.cx_lowest: C2 dev.cpu.3.cx_supported: C1/1/0 C2/2/400 dev.cpu.3.%parent: acpi0 dev.cpu.3.%pnpinfo: _HID=none _UID=0 dev.cpu.3.%location: handle=\_PR_.C003 dev.cpu.3.%driver: cpu dev.cpu.3.%desc: ACPI CPU dev.cpu.2.cx_method: C1/hlt C2/io dev.cpu.2.cx_usage_counters: 25676 20634 dev.cpu.2.cx_usage: 55.44% 44.55% last 1300us dev.cpu.2.cx_lowest: C2 dev.cpu.2.cx_supported: C1/1/0 C2/2/400 dev.cpu.2.%parent: acpi0 dev.cpu.2.%pnpinfo: _HID=none _UID=0 dev.cpu.2.%location: handle=\_PR_.C002 dev.cpu.2.%driver: cpu dev.cpu.2.%desc: ACPI CPU dev.cpu.1.cx_method: C1/hlt C2/io dev.cpu.1.cx_usage_counters: 27544 21225 dev.cpu.1.cx_usage: 56.47% 43.52% last 1836us dev.cpu.1.cx_lowest: C2 dev.cpu.1.cx_supported: C1/1/0 C2/2/400 dev.cpu.1.%parent: acpi0 dev.cpu.1.%pnpinfo: _HID=none _UID=0 dev.cpu.1.%location: handle=\_PR_.C001 dev.cpu.1.%driver: cpu dev.cpu.1.%desc: ACPI CPU dev.cpu.0.cx_method: C1/hlt C2/io dev.cpu.0.cx_usage_counters: 35013 29515 dev.cpu.0.cx_usage: 54.26% 45.73% last 1686us dev.cpu.0.cx_lowest: C2 dev.cpu.0.cx_supported: C1/1/0 C2/2/400 dev.cpu.0.freq_levels: 2100/4717 1800/3450 1400/2320 dev.cpu.0.freq: 2100 dev.cpu.0.%parent: acpi0 dev.cpu.0.%pnpinfo: _HID=none _UID=0 dev.cpu.0.%location: handle=\_PR_.C000 dev.cpu.0.%driver: cpu dev.cpu.0.%desc: ACPI CPU dev.cpu.%parent: > % sysctl hw.acpi.thermal hw.acpi.thermal.tz4._TSP: 300 hw.acpi.thermal.tz4._TC2: 0 hw.acpi.thermal.tz4._TC1: 50 hw.acpi.thermal.tz4._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 hw.acpi.thermal.tz4._CRT: 128.1C hw.acpi.thermal.tz4._HOT: -1 hw.acpi.thermal.tz4._PSV: 55.1C hw.acpi.thermal.tz4.thermal_flags: 0 hw.acpi.thermal.tz4.passive_cooling: 1 hw.acpi.thermal.tz4.active: -1 hw.acpi.thermal.tz4.temperature: 29.1C hw.acpi.thermal.tz3._TSP: -1 hw.acpi.thermal.tz3._TC2: -1 hw.acpi.thermal.tz3._TC1: -1 hw.acpi.thermal.tz3._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 hw.acpi.thermal.tz3._CRT: 128.1C hw.acpi.thermal.tz3._HOT: -1 hw.acpi.thermal.tz3._PSV: -1 hw.acpi.thermal.tz3.thermal_flags: 0 hw.acpi.thermal.tz3.passive_cooling: 0 hw.acpi.thermal.tz3.active: -1 hw.acpi.thermal.tz3.temperature: 0.1C hw.acpi.thermal.tz2._TSP: -1 hw.acpi.thermal.tz2._TC2: -1 hw.acpi.thermal.tz2._TC1: -1 hw.acpi.thermal.tz2._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 hw.acpi.thermal.tz2._CRT: 128.1C hw.acpi.thermal.tz2._HOT: -1 hw.acpi.thermal.tz2._PSV: -1 hw.acpi.thermal.tz2.thermal_flags: 0 hw.acpi.thermal.tz2.passive_cooling: 0 hw.acpi.thermal.tz2.active: -1 hw.acpi.thermal.tz2.temperature: 0.1C hw.acpi.thermal.tz1._TSP: -1 hw.acpi.thermal.tz1._TC2: -1 hw.acpi.thermal.tz1._TC1: -1 hw.acpi.thermal.tz1._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 hw.acpi.thermal.tz1._CRT: 128.1C hw.acpi.thermal.tz1._HOT: -1 hw.acpi.thermal.tz1._PSV: -1 hw.acpi.thermal.tz1.thermal_flags: 0 hw.acpi.thermal.tz1.passive_cooling: 0 hw.acpi.thermal.tz1.active: -1 hw.acpi.thermal.tz1.temperature: 0.1C hw.acpi.thermal.tz0._TSP: -1 hw.acpi.thermal.tz0._TC2: -1 hw.acpi.thermal.tz0._TC1: -1 hw.acpi.thermal.tz0._ACx: -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 hw.acpi.thermal.tz0._CRT: 128.1C hw.acpi.thermal.tz0._HOT: 102.1C hw.acpi.thermal.tz0._PSV: -1 hw.acpi.thermal.tz0.thermal_flags: 0 hw.acpi.thermal.tz0.passive_cooling: 0 hw.acpi.thermal.tz0.active: -1 hw.acpi.thermal.tz0.temperature: 48.1C hw.acpi.thermal.user_override: 0 hw.acpi.thermal.polling_rate: 10 hw.acpi.thermal.min_runtime: That does indeed show an awful lot of -1, or? > > which may provide more clues. Perhaps all 4 cores are in one package, > in which case individual CPU temperatures may not be too meaningful. I > don't know whether there's any equivalent to coretemp(4) for AMD CPUs? > > Yours won't use est(4) but perhaps powernow(0) - 0 meaning no manpage :) > but both are in GENERIC kernels. You should be able to glean from dmesg > which driver/s are in use; a verbose dmesg.boot might come in handy. verbose boot does show neither powernow nor est. http://llamapost.net/verbose_boot holds the verbose boot. > > 2) turbo mode: this is a more major issue. sysctl reports the > > following for all four cores: > > > > dev.cpu.0.cx_lowest: C2 > > dev.cpu.0.cx_supported: C1/1/0 C2/2/400 > > dev.cpu.0.freq_levels: 2100/4717 1800/3450 1400/2320 > > dev.cpu.0.freq: 2100 > > > > >From the intel CPUs w/ turbo mode I had before I know that there > > should be (at least) a 2101 frequency indicating the turbo clock. This > > frequency is absent, I suspect this means turbo mode does not work. > > Or that these CPUs just don't have a turbo mode, as such? I expect the > specs on AMD's site should mention that, either way? http://products.amd.com/en-us/search/APU/AMD-PRO-A-Series-Processors/AMD-PRO-A-Series-A12-APU-for-Laptops/AMD-PRO-A12-8800B-with-Radeon%E2%84%A2-R7-Graphics/164 So it does have a turbo mode up to 3.4 GHz, I recall reading from a review (sorry, no link) that it should also have multiple steps in between 2.1 and 3.4 (it would supposedly typically run in between the two). > > How can I debug this? I believe also that this AMD chip has multiple > > frequencies above the base clock of 2100, so how would that show? > > What leads you to believe that? Where is this documented? > > Loaded modules: > > > > Id Refs Address Size Name > > 1 23 0xffffffff80200000 1e79670 kernel > > 2 1 0xffffffff8207b000 384858 zfs.ko > > 3 2 0xffffffff82400000 ca38 opensolaris.ko > > 4 1 0xffffffff8240d000 22b98 geom_eli.ko > > 5 1 0xffffffff82431000 ac60 aesni.ko > > 6 1 0xffffffff8243d000 1c520 fuse.ko > > 7 1 0xffffffff82621000 358b ums.ko > > 8 1 0xffffffff82625000 223c4 ipfw.ko > > > > I should note that I boot in legacy mode, not EFI. > > > > asl dump available from http://llamapost.net/elitebook.asl > > If it cxomes to that .. > > > Thanks a lot! > > > > Johannes > > Not much help, but I see noone else springing to your aid so far .. Thanks either way! Johannes _______________________________________________ freebsd-acpi@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-acpi To unsubscribe, send any mail to "freebsd-acpi-unsubscr...@freebsd.org"