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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2020-07-06 09:23:27 +0200 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2020-07-07 12:58:52 +0200 |
commit | 518d8c3763f4ab0e3cac33d643b968f5e868e9c4 (patch) | |
tree | 63b8ca1334ab7c71956214ab17a81d5bef04aaac /spec/if/acfg/unified-work-areas.yml | |
parent | 813f520674faf874a74fe8cf28423da9a564feb7 (diff) |
spec: Move application configuration items
Diffstat (limited to 'spec/if/acfg/unified-work-areas.yml')
-rw-r--r-- | spec/if/acfg/unified-work-areas.yml | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/spec/if/acfg/unified-work-areas.yml b/spec/if/acfg/unified-work-areas.yml new file mode 100644 index 00000000..1a99d8f1 --- /dev/null +++ b/spec/if/acfg/unified-work-areas.yml @@ -0,0 +1,33 @@ +SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause +appl-config-option-type: feature +copyrights: +- Copyright (C) 1988, 2008 On-Line Applications Research Corporation (OAR) +default: | + If this configuration option is undefined, then there will be separate memory + pools for the RTEMS Workspace and C Program Heap. +description: | + In case this configuration option is defined, then the RTEMS Workspace and + the C Program Heap will be one pool of memory. +enabled-by: true +index-entries: +- unified work areas +- separate work areas +- RTEMS Workspace +- C Program Heap +interface-type: appl-config-option +links: +- role: appl-config-group-member + uid: group-general +name: CONFIGURE_UNIFIED_WORK_AREAS +notes: | + Having separate pools does have some advantages in the event a task blows a + stack or writes outside its memory area. However, in low memory systems the + overhead of the two pools plus the potential for unused memory in either + pool is very undesirable. + + In high memory environments, this is desirable when you want to use the + :ref:`ConfigUnlimitedObjects` option. You will be able to create objects + until you run out of all available memory rather then just until you run out + of RTEMS Workspace. +text: '' +type: interface |