diff options
Diffstat (limited to 'vppinfra')
| -rw-r--r-- | vppinfra/vppinfra/time.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/vppinfra/vppinfra/time.h b/vppinfra/vppinfra/time.h index 29398f3baea..ffafaf70b21 100644 --- a/vppinfra/vppinfra/time.h +++ b/vppinfra/vppinfra/time.h @@ -113,13 +113,20 @@ always_inline u64 clib_cpu_time_now (void) } #elif defined (__arm__) -#if defined(__ARM_ARCH_7A__) -always_inline u64 clib_cpu_time_now (void) +#if defined(__ARM_ARCH_8A__) +always_inline u64 clib_cpu_time_now (void) /* We may run arm64 in aarch32 mode, to leverage 64bit counter */ { u64 tsc; asm volatile("mrrc p15, 0, %Q0, %R0, c9" : "=r" (tsc)); return tsc; } +#elif defined(__ARM_ARCH_7A__) +always_inline u64 clib_cpu_time_now (void) +{ + u32 tsc; + asm volatile("mrc p15, 0, %0, c9, c13, 0" : "=r" (tsc)); + return (u64)tsc; +} #else always_inline u64 clib_cpu_time_now (void) { |