X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=vppinfra%2Fvppinfra%2Ftime.h;h=ffafaf70b21b2de4491489960d869ca2646fc59c;hb=9341a1f8500b8f6712b5dd671b976ecbf6803c2c;hp=29398f3baeaa44a665a4c48596073dacc911edc2;hpb=862623da6eb3dfb211f5ed03ce063137d3f2242e;p=vpp.git

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)
 {