1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef PMU_EVENTS_H 3*4882a593Smuzhiyun #define PMU_EVENTS_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun enum aggr_mode_class { 6*4882a593Smuzhiyun PerChip = 1, 7*4882a593Smuzhiyun PerCore 8*4882a593Smuzhiyun }; 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun /* 11*4882a593Smuzhiyun * Describe each PMU event. Each CPU has a table of PMU events. 12*4882a593Smuzhiyun */ 13*4882a593Smuzhiyun struct pmu_event { 14*4882a593Smuzhiyun const char *name; 15*4882a593Smuzhiyun const char *event; 16*4882a593Smuzhiyun const char *desc; 17*4882a593Smuzhiyun const char *topic; 18*4882a593Smuzhiyun const char *long_desc; 19*4882a593Smuzhiyun const char *pmu; 20*4882a593Smuzhiyun const char *unit; 21*4882a593Smuzhiyun const char *perpkg; 22*4882a593Smuzhiyun const char *aggr_mode; 23*4882a593Smuzhiyun const char *metric_expr; 24*4882a593Smuzhiyun const char *metric_name; 25*4882a593Smuzhiyun const char *metric_group; 26*4882a593Smuzhiyun const char *deprecated; 27*4882a593Smuzhiyun const char *metric_constraint; 28*4882a593Smuzhiyun }; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun /* 31*4882a593Smuzhiyun * 32*4882a593Smuzhiyun * Map a CPU to its table of PMU events. The CPU is identified by the 33*4882a593Smuzhiyun * cpuid field, which is an arch-specific identifier for the CPU. 34*4882a593Smuzhiyun * The identifier specified in tools/perf/pmu-events/arch/xxx/mapfile 35*4882a593Smuzhiyun * must match the get_cpuid_str() in tools/perf/arch/xxx/util/header.c) 36*4882a593Smuzhiyun * 37*4882a593Smuzhiyun * The cpuid can contain any character other than the comma. 38*4882a593Smuzhiyun */ 39*4882a593Smuzhiyun struct pmu_events_map { 40*4882a593Smuzhiyun const char *cpuid; 41*4882a593Smuzhiyun const char *version; 42*4882a593Smuzhiyun const char *type; /* core, uncore etc */ 43*4882a593Smuzhiyun struct pmu_event *table; 44*4882a593Smuzhiyun }; 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun /* 47*4882a593Smuzhiyun * Global table mapping each known CPU for the architecture to its 48*4882a593Smuzhiyun * table of PMU events. 49*4882a593Smuzhiyun */ 50*4882a593Smuzhiyun extern struct pmu_events_map pmu_events_map[]; 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun #endif 53