The Android Open Source Project | 10e23ee | 2009-03-03 19:30:30 -0800 | [diff] [blame^] | 1 | /** |
| 2 | * @file op_alloc_counter.h |
| 3 | * hardware counter allocation |
| 4 | * |
| 5 | * You can have silliness here. |
| 6 | * |
| 7 | * @remark Copyright 2002 OProfile authors |
| 8 | * @remark Read the file COPYING |
| 9 | * |
| 10 | * @author John Levon |
| 11 | * @author Philippe Elie |
| 12 | */ |
| 13 | |
| 14 | #ifndef OP_ALLOC_COUNTER_H |
| 15 | #define OP_ALLOC_COUNTER_H |
| 16 | |
| 17 | #include <stddef.h> |
| 18 | |
| 19 | #include "op_cpu_type.h" |
| 20 | |
| 21 | struct op_event; |
| 22 | |
| 23 | #ifdef __cplusplus |
| 24 | extern "C" { |
| 25 | #endif |
| 26 | |
| 27 | /** |
| 28 | * @param pev array of selected event we want to bind to counter |
| 29 | * @param nr_events size of pev array |
| 30 | * @param cpu_type cpu type |
| 31 | * |
| 32 | * Try to calculate a binding between passed event in pev and counter number. |
| 33 | * The binding is returned in a size_t * where returned ptr[i] is the counter |
| 34 | * number bound to pev[i] |
| 35 | */ |
| 36 | size_t * map_event_to_counter(struct op_event const * pev[], int nr_events, |
| 37 | op_cpu cpu_type); |
| 38 | |
| 39 | #ifdef __cplusplus |
| 40 | } |
| 41 | #endif |
| 42 | |
| 43 | #endif /* !OP_ALLOC_COUNTER_H */ |