add an rtems config_site (experimental)

_global/install.sh

@@ -6,15 +6,19 @@ NAME=${1}
 FOLDER=$(dirname $(readlink -f $0))
 
 x86_cfg='configure/CONFIG_SITE.Common.linux-x86_64'
+rtems_cfg='configure/CONFIG_SITE.Common.RTEMS-beatnik'
 support_x86=${SUPPORT}/${NAME}/${x86_cfg}
+support_rtems=${SUPPORT}/${NAME}/${rtems_cfg}
 
 echo "support_x86: ${support_x86}"
 
 # for RTEMS builds don't build for the host architecture, target only
 if [[ $EPICS_TARGET_ARCH == "RTEMS"* ]]; then
-    touch ${support_x86}
+    touch ${support_x86} ${support_rtems}
     sed -i '/VALID_BUILDS/d' ${support_x86}
     echo "VALID_BUILDS=Host" >> ${support_x86}
+    sed -i '/CROSS_COMPILER_TARGET_ARCHS/d' ${support_rtems}
+    echo "CROSS_COMPILER_TARGET_ARCHS=RTEMS-beatnik" >> ${support_rtems}
 fi
 
 # prepare *.bob, *.pvi, *.ibek.support.yaml for access outside the container.