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authorSebastian Huber <sebastian.huber@embedded-brains.de>2013-06-10 10:10:43 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2013-06-12 16:11:24 +0200
commitaec0e1958e3d3f0e74de64ab6d784520156b9fa3 (patch)
treef3190abc6b98d63c90c5d297adc6ede6cf9deb7d /aclocal
parentsmp: Fix PowerPC context switch (diff)
downloadrtems-aec0e1958e3d3f0e74de64ab6d784520156b9fa3.tar.bz2
configure: Documentation
Diffstat (limited to 'aclocal')
-rw-r--r--aclocal/enable-multiprocessing.m44
-rw-r--r--aclocal/enable-smp.m43
2 files changed, 5 insertions, 2 deletions
diff --git a/aclocal/enable-multiprocessing.m4 b/aclocal/enable-multiprocessing.m4
index 8707c9eecf..53fa8ffe81 100644
--- a/aclocal/enable-multiprocessing.m4
+++ b/aclocal/enable-multiprocessing.m4
@@ -2,7 +2,9 @@ AC_DEFUN([RTEMS_ENABLE_MULTIPROCESSING],
[
AC_ARG_ENABLE(multiprocessing,
[AS_HELP_STRING([--enable-multiprocessing],
-[enable multiprocessing interface])],
+[enable multiprocessing interface; the multiprocessing interface is a
+communication interface between different RTEMS instances and allows
+synchronization of objects via message passing])],
[case "${enable_multiprocessing}" in
yes) ;;
no) ;;
diff --git a/aclocal/enable-smp.m4 b/aclocal/enable-smp.m4
index 0c29a068ab..590a7b15ff 100644
--- a/aclocal/enable-smp.m4
+++ b/aclocal/enable-smp.m4
@@ -3,7 +3,8 @@ AC_DEFUN([RTEMS_ENABLE_SMP],
## AC_BEFORE([$0], [RTEMS_CHECK_SMP])dnl
AC_ARG_ENABLE(smp,
-[AS_HELP_STRING([--enable-smp],[enable smp interface])],
+[AS_HELP_STRING([--enable-smp],[enable support for symmetric multiprocessing
+(SMP)])],
[case "${enableval}" in
yes) case "${RTEMS_CPU}" in
arm|powerpc|sparc|i386) RTEMS_HAS_SMP=yes ;;