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| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2009-11-09 14:36:14 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2009-11-09 14:36:14 +0000 |
| commit | bd861cc6e02ec077e7f93b247169cd519a042016 (patch) | |
| tree | db4073489d4d4c6497257df5494821d0a39555aa /doc/user/schedule.t | |
| parent | 2009-11-09 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
| download | rtems-bd861cc6e02ec077e7f93b247169cd519a042016.tar.bz2 | |
2009-11-09 Joel Sherrill <joel.sherrill@oarcorp.com>
* ada_user/Makefile.am, ada_user/ada_user.texi, user/Makefile.am,
user/c_user.texi, user/concepts.t, user/overview.t,
user/preface.texi, user/schedule.t, user/sem.t: Add table of figures.
Add text and graphic of tree illustrating valid combinations of
semaphore attributes.
* user/semaphore_attributes.eps, user/semaphore_attributes.png:
New files.
Diffstat (limited to 'doc/user/schedule.t')
| -rw-r--r-- | doc/user/schedule.t | 34 |
1 files changed, 5 insertions, 29 deletions
diff --git a/doc/user/schedule.t b/doc/user/schedule.t index 1aa2b4d72c..fd4f1148b3 100644 --- a/doc/user/schedule.t +++ b/doc/user/schedule.t @@ -207,6 +207,9 @@ directive, at which time it enters the ready state. The task is now permitted to be scheduled for the processor and to compete for other system resources. +@float Figure,fig:RTEMS-Task-States +@caption{RTEMS Task States} + @ifset use-ascii @example @group @@ -243,35 +246,7 @@ for other system resources. @ifset use-tex @c @page @example -@image{states,,3in} -@c @group -@c +-------------------------------------------------------------+ -@c | Non-existent | -@c | +-------------------------------------------------------+ | -@c | | | | -@c | | | | -@c | | Creating +---------+ Deleting | | -@c | | -------------------> | Dormant | -------------------> | | -@c | | +---------+ | | -@c | | | | | -@c | | Starting | | | -@c | | | | | -@c | | V Deleting | | -@c | | +-------> +-------+ -------------------> | | -@c | | Yielding / +----- | Ready | ------+ | | -@c | | / / +-------+ <--+ \ | | -@c | | / / \ \ Blocking | | -@c | | / / Dispatching Readying \ \ | | -@c | | / V \ V | | -@c | | +-----------+ Blocking +---------+ | | -@c | | | Executing | --------------> | Blocked | | | -@c | | +-----------+ +---------+ | | -@c | | | | -@c | | | | -@c | +-------------------------------------------------------+ | -@c | Non-existent | -@c +-------------------------------------------------------------+ -@c @end group +@center{@image{states,,3in,RTEMS Task States}} @end example @end ifset @@ -280,6 +255,7 @@ for other system resources. <IMG SRC="states.png" WIDTH=550 HEIGHT=400 ALT="RTEMS Task States"> @end html @end ifset +@end float A task occupies the blocked state whenever it is unable to be scheduled to run. A running task may block itself |