diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-11-23 07:47:57 +0100 |
---|---|---|
committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-11-23 07:52:42 +0100 |
commit | a550b3f35a32e6c74c78aeda1154b1d901574168 (patch) | |
tree | ef116e068b0505223b527367ddc8e8bfc8f26ccb /cpukit | |
parent | bsp/lpc23xx_tli800: Disable tar01 test (diff) | |
download | rtems-a550b3f35a32e6c74c78aeda1154b1d901574168.tar.bz2 |
score: Force Per_CPU_Control::executing alignment
This fixes the CPU ports with relaxed alignment restrictions, e.g. type
alignment is less than the type size.
Close #2822.
Close #2823.
Diffstat (limited to 'cpukit')
-rw-r--r-- | cpukit/score/include/rtems/score/percpu.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/cpukit/score/include/rtems/score/percpu.h b/cpukit/score/include/rtems/score/percpu.h index 78196e8a2d..3b63c7c1e1 100644 --- a/cpukit/score/include/rtems/score/percpu.h +++ b/cpukit/score/include/rtems/score/percpu.h @@ -334,6 +334,13 @@ typedef struct Per_CPU_Control { */ volatile bool dispatch_necessary; + /* + * Ensure that the executing member is at least 4-byte aligned, see + * PER_CPU_OFFSET_EXECUTING. This is necessary on CPU ports with relaxed + * alignment restrictions, e.g. type alignment is less than the type size. + */ + bool reserved_for_executing_alignment[ 3 ]; + /** * @brief This is the thread executing on this processor. * |