[rtems-libbsd commit] README: Update with information for RTEMS 6

[Christian Mauderer]

Module:    rtems-libbsd
Branch:    master
Commit:    c81707c3e24babda53520547e1b857f936b98b26
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=c81707c3e24babda53520547e1b857f936b98b26

Author:    Christian Mauderer <christian.mauderer at embedded-brains.de>
Date:      Wed Jul 29 10:55:18 2020 +0200

README: Update with information for RTEMS 6

---

 README.md | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 9ab8a26..7794b12 100644
--- a/README.md
+++ b/README.md
@@ -170,17 +170,23 @@ Branches
 
 * master - branch intended for the RTEMS master which tracks the FreeBSD master
   branch.  This branch must be used for libbsd development.  Back ports to the
-  5-freebsd-12 are allowed.
+  6-freebsd-12 are allowed.
 
-* 5-freebsd-12 - branch intended for RTEMS 5 which tracks the FreeBSD stable/12
+* 6-freebsd-12 - branch intended for RTEMS 6 which tracks the FreeBSD stable/12
   branch.  This branch is maintained and regular updates from FreeBSD are
   planned.  It is recommended for production systems.
 
+* 5-freebsd-12 - branch belongs to the RTEMS 5 release. It is based on FreeBSD
+  stable/12 branch. It is recommended for production systems that use RTEMS 5.
+
+* 5 - branch belongs to the RTEMS 5 release. It is based on a FreeBSD
+  development version.
+
 * freebsd-9.3 - branch for some RTEMS version with a FreeBSD 9.3 baseline.
-  This branch is unmaintained.  It is recommended to update to RTEMS 5.
+  This branch is unmaintained.  It is recommended to update to RTEMS 5 or 6.
 
 * 4.11 - branch for the RTEMS 4.11 release series.  This branch is
-  unmaintained.  It is recommended to update to RTEMS 5.
+  unmaintained.  It is recommended to update to RTEMS 5 or 6.
 
 Updating RTEMS Waf Support
 --------------------------