Changes in kernel/arch/arm32/include/cycle.h [9043e7e0:9d58539] in mainline

File:

• kernel/arch/arm32/include/cycle.h (modified) (2 diffs)

kernel/arch/arm32/include/cycle.h

@@ -38 +38 @@
 
 #include <trace.h>
-#include <arch/cp15.h>
 
 /** Return count of CPU cycles.
@@ -49 +48 @@
 NO_TRACE static inline uint64_t get_cycle(void)
 {
-#ifdef PROCESSOR_ARCH_armv7_a
-        if ((ID_PFR1_read() & ID_PFR1_GEN_TIMER_EXT_MASK) ==
-            ID_PFR1_GEN_TIMER_EXT) {
-            uint32_t low = 0, high = 0;
-            asm volatile( "MRRC p15, 0, %[low], %[high], c14": [low]"=r"(low), [high]"=r"(high));
-           return ((uint64_t)high << 32) | low;
-        } else {
-                return (uint64_t)PMCCNTR_read() * 64;
-        }
-#endif
         return 0;
 }