diff options
| author | Dimitris Papastamos <dimitris.papastamos@arm.com> | 2017-12-11 11:45:35 +0000 |
|---|---|---|
| committer | Dimitris Papastamos <dimitris.papastamos@arm.com> | 2018-01-11 14:37:20 +0000 |
| commit | 53bfb94ececbed0fd6eb3550c79254a928a13067 (patch) | |
| tree | b1ad7d3209102639d241f226b669acce078344bd /include | |
| parent | b6eb39327c5b009bc0bbecdb6867d8bf7c05f2fd (diff) | |
Add hooks to save/restore AMU context for Cortex A75
Change-Id: I504d3f65ca5829bc1f4ebadb764931f8379ee81f
Signed-off-by: Dimitris Papastamos <dimitris.papastamos@arm.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/lib/cpus/aarch64/cortex_a75.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/lib/cpus/aarch64/cortex_a75.h b/include/lib/cpus/aarch64/cortex_a75.h index d68c9572..940125da 100644 --- a/include/lib/cpus/aarch64/cortex_a75.h +++ b/include/lib/cpus/aarch64/cortex_a75.h @@ -50,7 +50,19 @@ * CPUAMEVTYPER<n> register and are disabled by default. Platforms may * enable this with suitable programming. */ +#define CORTEX_A75_AMU_NR_COUNTERS 5 #define CORTEX_A75_AMU_GROUP0_MASK 0x7 #define CORTEX_A75_AMU_GROUP1_MASK (0 << 3) +#ifndef __ASSEMBLY__ +#include <stdint.h> + +uint64_t cortex_a75_amu_cnt_read(int idx); +void cortex_a75_amu_cnt_write(int idx, uint64_t val); +unsigned int cortex_a75_amu_read_cpuamcntenset_el0(void); +unsigned int cortex_a75_amu_read_cpuamcntenclr_el0(void); +void cortex_a75_amu_write_cpuamcntenset_el0(unsigned int mask); +void cortex_a75_amu_write_cpuamcntenclr_el0(unsigned int mask); +#endif /* __ASSEMBLY__ */ + #endif /* __CORTEX_A75_H__ */ |