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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-12-22 11:46:17 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-01-09 14:03:35 +0100 |
| commit | bb7bd148ba4bcbc2b1a1e4d17118c4c4b5464f9b (patch) | |
| tree | 5f29e4c58753434e8a33db44b24e61420d155b63 /cpukit/score/cpu/powerpc/rtems/score/cpu.h | |
| parent | bsp/qoriq: Fix nanoseconds extension (diff) | |
| download | rtems-bb7bd148ba4bcbc2b1a1e4d17118c4c4b5464f9b.tar.bz2 | |
powerpc: Use alternate time base for CPU counter
Diffstat (limited to 'cpukit/score/cpu/powerpc/rtems/score/cpu.h')
| -rw-r--r-- | cpukit/score/cpu/powerpc/rtems/score/cpu.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/cpukit/score/cpu/powerpc/rtems/score/cpu.h b/cpukit/score/cpu/powerpc/rtems/score/cpu.h index 15854d54aa..2d3f05fe70 100644 --- a/cpukit/score/cpu/powerpc/rtems/score/cpu.h +++ b/cpukit/score/cpu/powerpc/rtems/score/cpu.h @@ -782,9 +782,9 @@ static inline CPU_Counter_ticks _CPU_Counter_read( void ) { CPU_Counter_ticks value; -#ifdef ppc8540 - /* Book E has no mftb */ - __asm__ volatile( "mfspr %0, 268" : "=r" (value) ); +#if defined(ppc8540) || defined(__PPC_CPU_E6500__) + /* Use Alternate Time Base */ + __asm__ volatile( "mfspr %0, 526" : "=r" (value) ); #else __asm__ volatile( "mftb %0" : "=r" (value) ); #endif |