All versions of these cores can be synthesized without the PMU. There should be code in there that inspects the register that says how many PMD's are architected... Perhaps that's returning 0?
Phil On Feb 25, 2010, at 10:10 AM, stephane eranian wrote: > On Thu, Feb 25, 2010 at 4:52 PM, fabio <fabio7...@gmail.com> wrote: >> Thanks for the feedback. >> >> At boot time the kernel reports: >> >> MIPS24K PMU installed >> >> however I can't see /sys/kernel/perfmon/model . >> > Ok, that was pmu_desc/model. > So you have it, then it must be something wrong in the user code > and in particular in libpfm in the MIPS PMU detection code. > >> # ls /sys/kernel/perfmon/* >> /sys/kernel/perfmon/arg_mem_max >> /sys/kernel/perfmon/debug >> /sys/kernel/perfmon/mode >> /sys/kernel/perfmon/reset_stats >> /sys/kernel/perfmon/smpl_buffer_mem_cur >> /sys/kernel/perfmon/smpl_buffer_mem_max >> /sys/kernel/perfmon/sys_group >> /sys/kernel/perfmon/sys_sessions_count >> /sys/kernel/perfmon/syscall >> /sys/kernel/perfmon/task_group >> /sys/kernel/perfmon/task_sessions_count >> /sys/kernel/perfmon/version >> >> /sys/kernel/perfmon/formats: >> default >> >> /sys/kernel/perfmon/pmu_desc: >> model pmc0 pmc1 pmd0 pmd >> >> >> >> >> >> On Thu, Feb 25, 2010 at 5:37 PM, stephane eranian >> <eran...@googlemail.com> wrote: >>> Hi, >>> >>> I don't know much about MIPS perfmon support. But, as Phil >>> suggested, I would >>> first check that the kernel actually recognized your hardware. >>> Make sure you >>> have the MIPS PMU module loaded (or compiled in). You can verify >>> by looking >>> at /sys/kernel/perfmon/model. Alternatively, use dmesg to see if >>> perfmon printed >>> a message regarding your PMU. >>> >>> On Thu, Feb 25, 2010 at 3:51 PM, Phil Mucci <mu...@eecs.utk.edu> >>> wrote: >>>> Hi Fabio, >>>> >>>> I did some of the MIPS support along with Vince Weaver... You may >>>> want to check the initialization code in mips/perfmon.c.. It's >>>> not be detecting your PMU properly... >>>> >>>> Phil >>>> >>>> On Feb 25, 2010, at 4:38 AM, fabio wrote: >>>> >>>>> I am trying to perform2 on a MIPS 24k board. >>>>> >>>>> I have successfully built libpfm3-9 and pfmon3-9. >>>>> Installed the kernel patch (perfmon-new-base-090622). >>>>> >>>>> While running pfmon I am getting the following message: >>>>> >>>>> # pfmon >>>>> Algorithmics/MIPS FPU Emulator v1.5 >>>>> no detected PMU support type=65 >>>>> >>>>> any clue ? >>>>> >>>>> Thanks >>>>> >>>>> ------------------------------------------------------------------------------ >>>>> Download Intel® Parallel Studio Eval >>>>> Try the new software tools for yourself. Speed compiling, find >>>>> bugs >>>>> proactively, and fine-tune applications for parallel performance. >>>>> See why Intel Parallel Studio got high marks during beta. >>>>> http://p.sf.net/sfu/intel-sw-dev >>>>> _______________________________________________ >>>>> perfmon2-devel mailing list >>>>> perfmon2-devel@lists.sourceforge.net >>>>> https://lists.sourceforge.net/lists/listinfo/perfmon2-devel >>>> >>>> >>>> ------------------------------------------------------------------------------ >>>> Download Intel® Parallel Studio Eval >>>> Try the new software tools for yourself. Speed compiling, find bugs >>>> proactively, and fine-tune applications for parallel performance. >>>> See why Intel Parallel Studio got high marks during beta. >>>> http://p.sf.net/sfu/intel-sw-dev >>>> _______________________________________________ >>>> perfmon2-devel mailing list >>>> perfmon2-devel@lists.sourceforge.net >>>> https://lists.sourceforge.net/lists/listinfo/perfmon2-devel >>>> >>> >> > > ------------------------------------------------------------------------------ > Download Intel® Parallel Studio Eval > Try the new software tools for yourself. Speed compiling, find bugs > proactively, and fine-tune applications for parallel performance. > See why Intel Parallel Studio got high marks during beta. > http://p.sf.net/sfu/intel-sw-dev > _______________________________________________ > perfmon2-devel mailing list > perfmon2-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/perfmon2-devel ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ perfmon2-devel mailing list perfmon2-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/perfmon2-devel
