diff options
Diffstat (limited to 'include/lib/extensions/amu.h')
| -rw-r--r-- | include/lib/extensions/amu.h | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/include/lib/extensions/amu.h b/include/lib/extensions/amu.h index bbefe8ff6..faa0ee125 100644 --- a/include/lib/extensions/amu.h +++ b/include/lib/extensions/amu.h @@ -7,9 +7,39 @@ #ifndef __AMU_H__ #define __AMU_H__ -/* Enable all group 0 counters */ +#include <sys/cdefs.h> /* for CASSERT() */ +#include <cassert.h> +#include <platform_def.h> +#include <stdint.h> + +/* All group 0 counters */ #define AMU_GROUP0_COUNTERS_MASK 0xf +#ifdef PLAT_AMU_GROUP1_COUNTERS_MASK +#define AMU_GROUP1_COUNTERS_MASK PLAT_AMU_GROUP1_COUNTERS_MASK +#else +#define AMU_GROUP1_COUNTERS_MASK 0 +#endif + +#ifdef PLAT_AMU_GROUP1_NR_COUNTERS +#define AMU_GROUP1_NR_COUNTERS PLAT_AMU_GROUP1_NR_COUNTERS +#else +#define AMU_GROUP1_NR_COUNTERS 0 +#endif + +CASSERT(AMU_GROUP1_COUNTERS_MASK <= 0xffff, invalid_amu_group1_counters_mask); +CASSERT(AMU_GROUP1_NR_COUNTERS <= 16, invalid_amu_group1_nr_counters); + +int amu_supported(void); void amu_enable(int el2_unused); +/* Group 0 configuration helpers */ +uint64_t amu_group0_cnt_read(int idx); +void amu_group0_cnt_write(int idx, uint64_t val); + +/* Group 1 configuration helpers */ +uint64_t amu_group1_cnt_read(int idx); +void amu_group1_cnt_write(int idx, uint64_t val); +void amu_group1_set_evtype(int idx, unsigned int val); + #endif /* __AMU_H__ */ |