tools/perf/util/env.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __PERF_ENV_H
   3 #define __PERF_ENV_H
   4
   5 #include <linux/types.h>
   6 #include "cpumap.h"
   7
   8 struct cpu_topology_map {
   9         int     socket_id;
  10         int     core_id;
  11 };
  12
  13 struct cpu_cache_level {
  14         u32     level;
  15         u32     line_size;
  16         u32     sets;
  17         u32     ways;
  18         char    *type;
  19         char    *size;
  20         char    *map;
  21 };
  22
  23 struct numa_node {
  24         u32              node;
  25         u64              mem_total;
  26         u64              mem_free;
  27         struct cpu_map  *map;
  28 };
  29
  30 struct memory_node {
  31         u64              node;
  32         u64              size;
  33         unsigned long   *set;
  34 };
  35
  36 struct perf_env {
  37         char                    *hostname;
  38         char                    *os_release;
  39         char                    *version;
  40         char                    *arch;
  41         int                     nr_cpus_online;
  42         int                     nr_cpus_avail;
  43         char                    *cpu_desc;
  44         char                    *cpuid;
  45         unsigned long long      total_mem;
  46         unsigned int            msr_pmu_type;
  47
  48         int                     nr_cmdline;
  49         int                     nr_sibling_cores;
  50         int                     nr_sibling_threads;
  51         int                     nr_numa_nodes;
  52         int                     nr_memory_nodes;
  53         int                     nr_pmu_mappings;
  54         int                     nr_groups;
  55         char                    *cmdline;
  56         const char              **cmdline_argv;
  57         char                    *sibling_cores;
  58         char                    *sibling_threads;
  59         char                    *pmu_mappings;
  60         struct cpu_topology_map *cpu;
  61         struct cpu_cache_level  *caches;
  62         int                      caches_cnt;
  63         struct numa_node        *numa_nodes;
  64         struct memory_node      *memory_nodes;
  65         unsigned long long       memory_bsize;
  66 };
  67
  68 extern struct perf_env perf_env;
  69
  70 void perf_env__exit(struct perf_env *env);
  71
  72 int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[]);
  73
  74 int perf_env__read_cpu_topology_map(struct perf_env *env);
  75
  76 void cpu_cache_level__free(struct cpu_cache_level *cache);
  77
  78 const char *perf_env__arch(struct perf_env *env);
  79 const char *perf_env__raw_arch(struct perf_env *env);
  80 int perf_env__nr_cpus_avail(struct perf_env *env);
  81
  82 #endif /* __PERF_ENV_H */