user/perfmon/pfmlib_intel_ivbep_unc_qpi.c

   1 /*
   2  * pfmlib_intel_ivbep_qpi.c : Intel IvyBridge-EP QPI uncore PMU
   3  *
   4  * Copyright (c) 2014 Google Inc. All rights reserved
   5  * Contributed by Stephane Eranian <eranian@gmail.com>
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a copy
   8  * of this software and associated documentation files (the "Software"), to deal
   9  * in the Software without restriction, including without limitation the rights
  10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
  11  * of the Software, and to permit persons to whom the Software is furnished to do so,
  12  * subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included in all
  15  * copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
  18  * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  19  * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  20  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
  21  * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
  22  * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24 #include <sys/types.h>
  25 #include <ctype.h>
  26 #include <string.h>
  27 #include <stdlib.h>
  28 #include <stdio.h>
  29
  30 /* private headers */
  31 #include "pfmlib_priv.h"
  32 #include "pfmlib_intel_x86_priv.h"
  33 #include "pfmlib_intel_snbep_unc_priv.h"
  34 #include "events/intel_ivbep_unc_qpi_events.h"
  35
  36 static void
  37 display_qpi(void *this, pfmlib_event_desc_t *e, void *val)
  38 {
  39         const intel_x86_entry_t *pe = this_pe(this);
  40         pfm_snbep_unc_reg_t *reg = val;
  41
  42         __pfm_vbprintf("[UNC_QPI=0x%"PRIx64" event=0x%x sel_ext=%d umask=0x%x en=%d "
  43                        "inv=%d edge=%d thres=%d] %s\n",
  44                         reg->val,
  45                         reg->qpi.unc_event,
  46                         reg->qpi.unc_event_ext,
  47                         reg->qpi.unc_umask,
  48                         reg->qpi.unc_en,
  49                         reg->qpi.unc_inv,
  50                         reg->qpi.unc_edge,
  51                         reg->qpi.unc_thres,
  52                         pe[e->event].name);
  53 }
  54
  55 #define DEFINE_QPI_BOX(n) \
  56 pfmlib_pmu_t intel_ivbep_unc_qpi##n##_support = {\
  57         .desc                   = "Intel Ivy Bridge-EP QPI"#n" uncore",\
  58         .name                   = "ivbep_unc_qpi"#n,\
  59         .perf_name              = "uncore_qpi_"#n,\
  60         .pmu                    = PFM_PMU_INTEL_IVBEP_UNC_QPI##n,\
  61         .pme_count              = LIBPFM_ARRAY_SIZE(intel_ivbep_unc_q_pe),\
  62         .type                   = PFM_PMU_TYPE_UNCORE,\
  63         .num_cntrs              = 4,\
  64         .num_fixed_cntrs        = 0,\
  65         .max_encoding           = 3,\
  66         .pe                     = intel_ivbep_unc_q_pe,\
  67         .atdesc                 = snbep_unc_mods,\
  68         .flags                  = PFMLIB_PMU_FL_RAW_UMASK,\
  69         .pmu_detect             = pfm_intel_ivbep_unc_detect,\
  70         .get_event_encoding[PFM_OS_NONE] = pfm_intel_snbep_unc_get_encoding,\
  71          PFMLIB_ENCODE_PERF(pfm_intel_snbep_unc_get_perf_encoding),\
  72          PFMLIB_OS_DETECT(pfm_intel_x86_perf_detect), \
  73         .get_event_first        = pfm_intel_x86_get_event_first,\
  74         .get_event_next         = pfm_intel_x86_get_event_next,\
  75         .event_is_valid         = pfm_intel_x86_event_is_valid,\
  76         .validate_table         = pfm_intel_x86_validate_table,\
  77         .get_event_info         = pfm_intel_x86_get_event_info,\
  78         .get_event_attr_info    = pfm_intel_x86_get_event_attr_info,\
  79         PFMLIB_VALID_PERF_PATTRS(pfm_intel_snbep_unc_perf_validate_pattrs),\
  80         .get_event_nattrs       = pfm_intel_x86_get_event_nattrs,\
  81         .display_reg            = display_qpi,\
  82 }
  83 DEFINE_QPI_BOX(0);
  84 DEFINE_QPI_BOX(1);
  85 DEFINE_QPI_BOX(2);