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authorSebastian Huber <sebastian.huber@embedded-brains.de>2015-06-28 22:06:36 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2015-07-30 09:11:18 +0200
commit214d8edd1817adc96d529c9f9fe5646f9506d682 (patch)
treeeb31556faaa5d34b9457445055f93798ed09eba1 /cpukit/score/include/rtems/score/statesimpl.h
parentscore: Add thread queue for self-contained objects (diff)
downloadrtems-214d8edd1817adc96d529c9f9fe5646f9506d682.tar.bz2
score: Add self-contained mutex implementation
This mutex implementation uses a thread priority queue with a simple priority inheritance mechanism (similar to the object based mutexes). The storage space must be supplied by the user (16 bytes on 32-bit targets).
Diffstat (limited to 'cpukit/score/include/rtems/score/statesimpl.h')
-rw-r--r--cpukit/score/include/rtems/score/statesimpl.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/cpukit/score/include/rtems/score/statesimpl.h b/cpukit/score/include/rtems/score/statesimpl.h
index d1c402e643..4ad8786387 100644
--- a/cpukit/score/include/rtems/score/statesimpl.h
+++ b/cpukit/score/include/rtems/score/statesimpl.h
@@ -86,6 +86,8 @@ extern "C" {
#define STATES_RESTARTING 0x800000
/** This macro corresponds to a task waiting for a join. */
#define STATES_WAITING_FOR_JOIN 0x1000000
+/** This macro corresponds to a task waiting for a <sys/lock.h> mutex. */
+#define STATES_WAITING_FOR_SYS_LOCK_MUTEX 0x2000000
/** This macro corresponds to a task which is in an interruptible
* blocking state.
@@ -103,6 +105,7 @@ extern "C" {
STATES_WAITING_FOR_SIGNAL | \
STATES_WAITING_FOR_BARRIER | \
STATES_WAITING_FOR_BSD_WAKEUP | \
+ STATES_WAITING_FOR_SYS_LOCK_MUTEX | \
STATES_WAITING_FOR_RWLOCK )
/** This macro corresponds to a task waiting which is blocked. */