diff --git a/.gitignore b/.gitignore
index 951ba239..a6639b40 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,3 +36,6 @@ czmq
 libsodium
 libzmq
 malamute
+
+# Generated files from .in templates
+ldconf/halcs.conf
diff --git a/Makefile b/Makefile
index e6aa8bf0..bf14917b 100644
--- a/Makefile
+++ b/Makefile
@@ -51,6 +51,8 @@ SCRIPTS_ETC_PREFIX ?=
 # Installation prefix for the share scripts.
 # Usually this is set to /usr/local
 SCRIPTS_SHARE_PREFIX ?= /usr/local
+# LDCONF script
+LDCONF_ETC_PREFIX ?= /etc/ld.so.conf.d
 # Selects the install location of the config file
 PREFIX ?= /usr/local
 export PREFIX
@@ -66,6 +68,8 @@ TOP := $(strip $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST)))))
 SRC_DIR := $(TOP)/src
 export TOP
 
+LDCONF_DIR := ldconf
+
 # Libraries
 LIBS_DIR := $(TOP)/libs
 export LIBS_DIR
@@ -219,6 +223,9 @@ CFLAGS_DEBUG += -g
 CFLAGS_PLATFORM = -Wall -Wextra -Werror
 LDFLAGS_PLATFORM = -Wl,-T,$(LD_SCRIPT)
 
+# Install halcsd LDCONFIG files
+LDCONF = ldconf
+
 # Libraries
 LIBS = -lm -lzmq -lczmq -lmlm
 
@@ -262,6 +269,7 @@ include $(SRC_DIR)/revision/revision.mk
 include $(SRC_DIR)/boards/$(BOARD)/board.mk
 include $(SRC_DIR)/boards/common/common.mk
 include $(APPS_MKS)
+include $(LDCONF_DIR)/ldconf.mk
 
 # Project boards
 boards_INCLUDE_DIRS = -Iinclude/boards/$(BOARD)
@@ -316,6 +324,7 @@ apps_OBJS = $(foreach app_obj,$(APPS),$($(app_obj)_all_OBJS))
 
 apps_ETC_SCRIPTS = $(foreach app,$(APPS),$($(app)_ETC_SCRIPTS))
 apps_SHARE_SCRIPTS = $(foreach app,$(APPS),$($(app)_SHARE_SCRIPTS))
+ldconfig_ETC_SCRIPTS = $(foreach ldconf,$(LDCONF),$($(ldconf)_ETC_SCRIPTS))
 
 .SECONDEXPANSION:
 
@@ -663,8 +672,10 @@ scripts_install:
 	$(foreach app_script,$(apps_ETC_SCRIPTS),cp --preserve=mode $(subst :,,$(app_script)) ${SCRIPTS_ETC_PREFIX}/$(shell echo $(app_script) | cut -f2 -d:) $(CMDSEP))
 	$(foreach app_script,$(apps_SHARE_SCRIPTS),mkdir -p $(dir ${SCRIPTS_SHARE_PREFIX}/$(shell echo $(app_script) | cut -f2 -d:)) $(CMDSEP))
 	$(foreach app_script,$(apps_SHARE_SCRIPTS),cp --preserve=mode $(subst :,,$(app_script)) ${SCRIPTS_SHARE_PREFIX}/$(shell echo $(app_script) | cut -f2 -d:) $(CMDSEP))
+	$(foreach ldconf_script,$(ldconfig_ETC_SCRIPTS),cp --preserve=mode $(subst :,,$(ldconf_script)) ${LDCONF_ETC_PREFIX}/$(shell echo $(ldconf_script) | cut -f2 -d:) $(CMDSEP))
 
 scripts_uninstall:
+	$(foreach ldconf_script,$(ldconfig_ETC_SCRIPTS),rm -f ${LDCONF_ETC_PREFIX}/$(shell echo $(ldconf_script) | cut -f2 -d:) $(CMDSEP))
 	$(foreach app_script,$(apps_SHARE_SCRIPTS),rm -f ${SCRIPTS_SHARE_PREFIX}/$(shell echo $(app_script) | cut -f2 -d:) $(CMDSEP))
 	$(foreach app_script,$(apps_ETC_SCRIPTS),rm -f ${SCRIPTS_ETC_PREFIX}/$(shell echo $(app_script) | cut -f2 -d:) $(CMDSEP))
 
diff --git a/ci_build.sh b/ci_build.sh
index b4dba89f..58d4676f 100755
--- a/ci_build.sh
+++ b/ci_build.sh
@@ -364,7 +364,7 @@ elif [ "$CPACK" = yes ]; then
     PACKPACK_OPTS+=("${CPACK_GENERATORS}")
     PACKPACK_OPTS+=("-Dhalcs_DISTRO_VERSION=${CPACK_DISTRO_VERSION}")
     PACKPACK_OPTS+=("-DCMAKE_PREFIX_PATH=/source/${BUILD_PREFIX_BASENAME}")
-    PACKPACK_OPTS+=("-DBUILD_PCIE_DRIVER=OFF")
+    PACKPACK_OPTS+=("-DBUILD_PCIE_DRIVER=ON")
     PACKPACK_OPTS+=("-Dhalcs_BOARD_OPT=${CPACK_BOARDS}")
     # only expand and add ":" to LD_LIBRARY_PATH if non-empty
     LD_LIBRARY_PATH=${LOCAL_LD_LIBRARY_PATH}${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH} \
diff --git a/cmake/Modules/AddExternalProjectPciedriver.cmake b/cmake/Modules/AddExternalProjectPciedriver.cmake
index c4c0a6c7..377784d3 100644
--- a/cmake/Modules/AddExternalProjectPciedriver.cmake
+++ b/cmake/Modules/AddExternalProjectPciedriver.cmake
@@ -118,99 +118,97 @@ install(FILES
 option(BUILD_PCIE_DRIVER "Install PCIe driver" ON)
 
 if(BUILD_PCIE_DRIVER)
-    # get kernel utils
-    include(GetKernelUtils)
-
-    ExternalProject_Add(pciedriver_driver_ext
-        URL ${CMAKE_CURRENT_SOURCE_DIR}/foreign/pcie-driver
-        PREFIX ${CMAKE_CURRENT_BINARY_DIR}/pciedriver
-        CONFIGURE_COMMAND ""
-        # Build only driver
-        BUILD_COMMAND make core_driver
-        INSTALL_COMMAND ""
-        # PCIEDRIVER assumes in-source build
-        BUILD_IN_SOURCE ON
-    )
-
-    ExternalProject_Get_property(pciedriver_driver_ext BINARY_DIR)
 
-    # this is not a CMake project, so no *Config.cmake or *Targets.cmake
-    # files will be generated. Hardcode library and include paths so when
-    # libraries try to search for pciedriver they can find it locally!
-    set(pciedriver_driver_KO_DIRECTORIES
-        ${BINARY_DIR}/drivers/pcie/src
+    set(pciedriver_driver_ext_DIR
+        ${CMAKE_CURRENT_SOURCE_DIR}/foreign/pcie-driver
     )
 
-    set(pciedriver_driver_INCLUDE_DIRECTORIES
-        ${BINARY_DIR}/include/pcie/driver
-        ${BINARY_DIR}/include/pcie/driver/../..
+    # Driver directory
+    set(pciedriver_driver_KO_DIRECTORY
+        ${pciedriver_driver_ext_DIR}/drivers/pcie/src
     )
 
-    # Hack to make it work, otherwise INTERFACE_INCLUDE_DIRECTORIES will not be propagated
-    file(MAKE_DIRECTORY ${pciedriver_driver_INCLUDE_DIRECTORIES})
-
-    set(pciedriver_driver_public_headers
-        ${BINARY_DIR}/include/pcie/driver/pciDriver.h
-    )
+    # DKMS install directory
+    set (pciedriver_DKMS_INSTALL_DIR "/usr/src/pciDriver-${VERSION}")
 
-    # Get filenames only so we install only those listed above
-    list(APPEND pciedriver_driver_public_files "")
+    # DKMS files
+    set(DKMS_FILE_NAME "dkms.conf")
+    set(DKMS_POSTINST "postinst")
+    set(DKMS_PRERM "prerm")
 
-    foreach(public_dir_header ${pciedriver_driver_public_headers})
-        get_filename_component(public_dir
-            ${public_dir_header}
-            NAME
-        )
-
-        list(APPEND pciedriver_driver_public_files ${public_dir})
-    endforeach()
+    configure_file (
+        "${pciedriver_driver_KO_DIRECTORY}/${DKMS_FILE_NAME}.in"
+        "${CMAKE_CURRENT_BINARY_DIR}/${DKMS_FILE_NAME}"
+        @ONLY
+    )
 
-    # remove, well, duplicates ...
-    list(REMOVE_DUPLICATES pciedriver_driver_public_files)
+    set(PCIDRIVER_VERSION_STRING
+        ${VERSION}
+    )
 
-    # Get directory names only. In this case, we must install
-    # pciDriver/lib directory structure, so list them here
-    # separately
-    list(APPEND pciedriver_driver_public_dirs
-        ${BINARY_DIR}/include/pcie
+    configure_file (
+        "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules/${DKMS_POSTINST}.in"
+        "${CMAKE_CURRENT_BINARY_DIR}/${DKMS_POSTINST}"
+        @ONLY
     )
 
-    # add imported library so we can link to it later
-    add_library(pciedriver_driver SHARED IMPORTED)
-
-    # set library locations
-    set_target_properties(pciedriver_driver
-        PROPERTIES
-        IMPORTED_LOCATION
-        ${pciedriver_driver_KO_DIRECTORIES}/pciDriver.ko
-        INTERFACE_INCLUDE_DIRECTORIES
-        "${pciedriver_driver_INCLUDE_DIRECTORIES}"
-        PUBLIC_HEADER
-        ${pciedriver_driver_public_headers}
+    configure_file (
+        "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules/${DKMS_PRERM}.in"
+        "${CMAKE_CURRENT_BINARY_DIR}/${DKMS_PRERM}"
+        @ONLY
     )
 
-    add_dependencies(pciedriver_driver pciedriver_driver_ext)
 
     #######################################
     # Driver installer
     #######################################
 
-    set(pciedriver_driver_install_dir "/lib/modules/${UNAME_KERNEL_VERSION}/extra")
+    # FIXME. Get all filenames REALPATHs?
+    get_filename_component(pciedriver_driver_HEADER_ABS
+        ${pciedriver_driver_KO_DIRECTORY}/pciDriver.h
+        REALPATH
+    )
+
+get_filename_component(pciedriver_driver_UDEV_ABS
+        ${pciedriver_driver_KO_DIRECTORY}/60-udev_fpga.rules
+        REALPATH
+    )
 
-    # install headers that are inside another directory
-    install(DIRECTORY
-        ${pciedriver_driver_public_dirs}
-        DESTINATION
-        ${CMAKE_INSTALL_INCLUDEDIR}
-        FILES_MATCHING PATTERN
-        "${pciedriver_driver_public_files}"
+    set(pciedriver_driver_SRCS
+        ${pciedriver_driver_KO_DIRECTORY}/base.c
+        ${pciedriver_driver_KO_DIRECTORY}/base.h
+        ${pciedriver_driver_KO_DIRECTORY}/common.h
+        ${pciedriver_driver_KO_DIRECTORY}/compat.h
+        ${pciedriver_driver_KO_DIRECTORY}/config.h
+        ${pciedriver_driver_KO_DIRECTORY}/int.c
+        ${pciedriver_driver_KO_DIRECTORY}/int.h
+        ${pciedriver_driver_KO_DIRECTORY}/ioctl.c
+        ${pciedriver_driver_KO_DIRECTORY}/ioctl.h
+        ${pciedriver_driver_KO_DIRECTORY}/kmem.c
+        ${pciedriver_driver_KO_DIRECTORY}/kmem.h
+        ${pciedriver_driver_KO_DIRECTORY}/sysfs.c
+        ${pciedriver_driver_KO_DIRECTORY}/sysfs.h
+        ${pciedriver_driver_KO_DIRECTORY}/umem.c
+        ${pciedriver_driver_KO_DIRECTORY}/umem.h
+        ${pciedriver_driver_KO_DIRECTORY}/Makefile
+        ${pciedriver_driver_HEADER_ABS}
+        ${pciedriver_driver_UDEV_ABS}
     )
 
-    # as we can't intall IMPORTED libraries as TARGETS, just use plain
-    # install(FILES)
-    install(FILES
-        ${pciedriver_driver_KO_DIRECTORIES}/pciDriver.ko
-        DESTINATION
-        ${pciedriver_driver_install_dir}
+    set(pciedriver_driver_SCRIPTS
+        ${pciedriver_driver_KO_DIRECTORY}/version.sh
     )
+
+    install(FILES ${pciedriver_driver_SRCS} DESTINATION ${pciedriver_DKMS_INSTALL_DIR})
+    install(FILES ${pciedriver_driver_SCRIPT} DESTINATION ${pciedriver_DKMS_INSTALL_DIR}
+        PERMISSIONS
+        OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE
+    )
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${DKMS_FILE_NAME} DESTINATION ${pciedriver_DKMS_INSTALL_DIR})
+
+    # For CPack
+    set(CPACK_DEBIAN_PACKAGE_CONTROL_EXTRA "${CMAKE_CURRENT_BINARY_DIR}/postinst;${CMAKE_CURRENT_BINARY_DIR}/prerm")
+    set(CPACK_RPM_POST_INSTALL_SCRIPT_FILE "${CMAKE_CURRENT_BINARY_DIR}/postinst")
+    set(CPACK_RPM_PRE_UNINSTALL_SCRIPT_FILE "${CMAKE_CURRENT_BINARY_DIR}/prerm")
+
 endif()
diff --git a/cmake/Modules/TestPciedriverVersion.cmake b/cmake/Modules/TestPciedriverVersion.cmake
index 8316ffcc..89ea4b2e 100644
--- a/cmake/Modules/TestPciedriverVersion.cmake
+++ b/cmake/Modules/TestPciedriverVersion.cmake
@@ -1,16 +1,24 @@
 # Read header file and extract version numbers
 
-# PCIe Driver doesn't have the notion of version numbers....
-# assign 1.0.0
+file(READ
+    "${PROJECT_SOURCE_DIR}/foreign/pcie-driver/include/pcie/driver/pciDriver.h"
+    _pciedriver_H_CONTENTS
+)
 
-set(pciedriver_VERSION_MAJOR
-    1
+string(REGEX REPLACE
+    ".*#define PCIEDRIVER_VERSION_MAJOR ([0-9]+).*"
+    "\\1" pciedriver_VERSION_MAJOR
+    "${_pciedriver_H_CONTENTS}"
 )
-set(pciedriver_VERSION_MINOR
-    0
+string(REGEX REPLACE
+    ".*#define PCIEDRIVER_VERSION_MINOR ([0-9]+).*"
+    "\\1" pciedriver_VERSION_MINOR
+    "${_pciedriver_H_CONTENTS}"
 )
-set(pciedriver_VERSION_PATCH
-    0
+string(REGEX REPLACE
+    ".*#define PCIEDRIVER_VERSION_PATCH ([0-9]+).*"
+    "\\1" pciedriver_VERSION_PATCH
+    "${_pciedriver_H_CONTENTS}"
 )
 
 set(pciedriver_VERSION
diff --git a/cmake/Modules/postinst.in b/cmake/Modules/postinst.in
new file mode 100755
index 00000000..a15a15f5
--- /dev/null
+++ b/cmake/Modules/postinst.in
@@ -0,0 +1,47 @@
+#!/bin/sh
+
+# Adapted from Xilinx XRT project:
+# https://github.com/Xilinx/XRT/blob/master/src/CMake/config/postinst.in
+
+rmmodules()
+{
+    find /lib/modules -type f -name pciDriver.ko -delete
+    depmod -A
+}
+
+
+echo "Unloading old pciDriver Linux kernel modules"
+rmmod pciDriver
+
+PCIDRIVER_VERSION_STRING_OLD=`dkms status -m pciDriver | awk -F, '{print $2}'`
+for OLD in $PCIDRIVER_VERSION_STRING_OLD; do
+    echo "Unregistering old pciDriver Linux kernel module sources $OLD from dkms"
+    dkms remove -m pciDriver -v $OLD --all
+    break
+done
+
+rmmodules
+
+echo "Invoking DKMS common.postinst for pciDriver"
+/usr/lib/dkms/common.postinst pciDriver @PCIDRIVER_VERSION_STRING@ "" "" $2
+
+if [ $? -eq 0 ]; then
+    echo "Finished DKMS common.postinst"
+    install -m 644 /usr/src/pciDriver-@PCIDRIVER_VERSION_STRING@/60-udev_fpga.rules /etc/udev/rules.d
+
+    echo "Loading new pciDriver Linux kernel modules"
+    udevadm control --reload-rules
+    modprobe pciDriver
+    udevadm trigger
+fi
+
+if [ -z "`dkms status -m pciDriver -v @PCIDRIVER_VERSION_STRING@ |grep installed`" ]; then
+    echo "****************************************************************"
+    echo "* DKMS failed to install pciDriver drivers."
+    echo "* Please check if kernel development headers are installed for OS variant used."
+    echo "* "
+    echo "* Check build logs in /var/lib/dkms/pciDriver/@PCIDRIVER_VERSION_STRING@"
+    echo "****************************************************************"
+fi
+
+exit 0
diff --git a/cmake/Modules/prerm.in b/cmake/Modules/prerm.in
new file mode 100755
index 00000000..9e2baa10
--- /dev/null
+++ b/cmake/Modules/prerm.in
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+# Adapted from Xilinx XRT project:
+# https://github.com/Xilinx/XRT/blob/master/src/CMake/config/postinst.in
+
+lsb_release -si | grep -Eq "^RedHat|^CentOS"
+if [ $? -eq 0 ] && [ $1 -ge 1 ]; then
+    echo "Cleanup is skipped for package upgrade/downgrade/re-install on RHEL/CentOS"
+    exit 0
+fi
+
+lsb_release -si | grep -Eq "^Ubuntu|^Debian"
+if [ $? -eq 0 ] && [ "$1" = "upgrade" ]; then
+    echo "Unregistering old pciDriver Linux kernel module sources @PCIDRIVER_VERSION_STRING@ from dkms on Ubuntu/Debian"
+    dkms remove -m pciDriver -v @PCIDRIVER_VERSION_STRING@ --all
+    echo "Cleanup is skipped for package upgrade/downgrade/re-install on Ubuntu/Debian"
+    exit 0
+fi
+
+# If we are here pciDriver is being uninstalled. It is NOT one of upgrade, downgrade or
+# re-install.
+
+echo "Unloading old pciDriver Linux kernel modules"
+rmmod pciDriver
+
+echo "Unregistering pciDriver Linux kernel module sources @PCIDRIVER_VERSION_STRING@ from dkms"
+dkms remove -m pciDriver -v @PCIDRIVER_VERSION_STRING@ --all
+find /lib/modules -type f -name pciDriver.ko -delete
+depmod -A
+
+rm -f /etc/udev/rules.d/60-udev_fpga.rules
+
+exit 0
diff --git a/foreign/pcie-driver b/foreign/pcie-driver
index 1b3f3cb7..6eb66abb 160000
--- a/foreign/pcie-driver
+++ b/foreign/pcie-driver
@@ -1 +1 @@
-Subproject commit 1b3f3cb7725ac7a748306687fe5dda0ce1efbaf3
+Subproject commit 6eb66abb7e70e21094507f97aa14f059eb4aa7d8
diff --git a/ldconf/ldconf.mk b/ldconf/ldconf.mk
new file mode 100644
index 00000000..4e691d5d
--- /dev/null
+++ b/ldconf/ldconf.mk
@@ -0,0 +1,11 @@
+ldconf_DIR = $(LDCONF_DIR)
+
+ldconf_SCRIPT_IN = halcs.conf.in
+ldconf_SCRIPT = halcs.conf
+
+# configure file
+DUMMY := $(shell sed 's/@ldconf_PREFIX@/$(ldconf_PREFIX)/g' $(ldconf_DIR)/$(ldconf_SCRIPT_IN) > $(ldconf_DIR)/$(ldconf_SCRIPT))
+
+# Top Makefile uses $(ldconf)_ETC_SCRIPTS this to install
+# config files
+ldconf_ETC_SCRIPTS = $(addprefix $(ldconf_DIR)/:,$(ldconf_SCRIPT))
diff --git a/src/apps/halcs_generic_udev/CMakeLists.txt b/src/apps/halcs_generic_udev/CMakeLists.txt
index 8edd314a..f1f47845 100644
--- a/src/apps/halcs_generic_udev/CMakeLists.txt
+++ b/src/apps/halcs_generic_udev/CMakeLists.txt
@@ -108,13 +108,13 @@ if(BUILD_halcs_generic_udev)
 
         # udev rules
         install(CODE "set(input_file
-            \"${CMAKE_CURRENT_SOURCE_DIR}/init/systemd/etc/udev/rules.d/50-udev_fpga.rules.in\")")
+            \"${CMAKE_CURRENT_SOURCE_DIR}/init/systemd/etc/udev/rules.d/40-udev_fpga.rules.in\")")
         install(CODE "set(output_file
-            \"${CMAKE_CURRENT_BINARY_DIR}/init/systemd/50-udev_fpga.rules\")")
+            \"${CMAKE_CURRENT_BINARY_DIR}/init/systemd/40-udev_fpga.rules\")")
         install(SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/CMakeConfigureInstall.cmake")
 
         install(FILES
-            ${CMAKE_CURRENT_BINARY_DIR}/init/systemd/50-udev_fpga.rules
+            ${CMAKE_CURRENT_BINARY_DIR}/init/systemd/40-udev_fpga.rules
             DESTINATION ${UDEV_SYSCONFDIR}
             PERMISSIONS
             OWNER_READ OWNER_WRITE GROUP_READ GROUP_WRITE WORLD_READ
diff --git a/src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/50-udev_fpga.rules b/src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/40-udev_fpga.rules
similarity index 100%
rename from src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/50-udev_fpga.rules
rename to src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/40-udev_fpga.rules
diff --git a/src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/50-udev_fpga.rules.in b/src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/40-udev_fpga.rules.in
similarity index 100%
rename from src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/50-udev_fpga.rules.in
rename to src/apps/halcs_generic_udev/init/systemd/etc/udev/rules.d/40-udev_fpga.rules.in
diff --git a/src/apps/halcsd/CMakeLists.txt b/src/apps/halcsd/CMakeLists.txt
index 56340354..eb68edaf 100644
--- a/src/apps/halcsd/CMakeLists.txt
+++ b/src/apps/halcsd/CMakeLists.txt
@@ -431,13 +431,13 @@ foreach(bin_target ${apps_halcsd})
 
             # udev rules
             install(CODE "set(input_file
-                \"${CMAKE_CURRENT_SOURCE_DIR}/init/systemd/etc/udev/rules.d/60-udev_fpga.rules.in\")")
+                \"${CMAKE_CURRENT_SOURCE_DIR}/init/systemd/etc/udev/rules.d/50-udev_fpga.rules.in\")")
             install(CODE "set(output_file
-                \"${CMAKE_CURRENT_BINARY_DIR}/init/systemd/60-udev_fpga.rules\")")
+                \"${CMAKE_CURRENT_BINARY_DIR}/init/systemd/50-udev_fpga.rules\")")
             install(SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/CMakeConfigureInstall.cmake")
 
             install(FILES
-                ${CMAKE_CURRENT_BINARY_DIR}/init/systemd/60-udev_fpga.rules
+                ${CMAKE_CURRENT_BINARY_DIR}/init/systemd/50-udev_fpga.rules
                 DESTINATION ${UDEV_SYSCONFDIR}
                 PERMISSIONS
                 OWNER_READ OWNER_WRITE GROUP_READ GROUP_WRITE WORLD_READ
diff --git a/src/apps/halcsd/init/systemd/etc/udev/rules.d/50-udev_fpga.rules b/src/apps/halcsd/init/systemd/etc/udev/rules.d/50-udev_fpga.rules
new file mode 100644
index 00000000..9ec2741e
--- /dev/null
+++ b/src/apps/halcsd/init/systemd/etc/udev/rules.d/50-udev_fpga.rules
@@ -0,0 +1,5 @@
+# Permissions for the fpga devices
+
+KERNEL=="fpga*", ACTION=="add", OWNER="root", GROUP="users", MODE="660", PROGRAM="/usr/local/share/halcs/scripts/generate-dev-idx.sh %k", SYMLINK+="fpga/%c{1}", RUN+="/usr/bin/systemctl --no-block start halcs-ioc@%c{2}.target halcs-ioc@%c{3}.target"
+
+KERNEL=="fpga*", ACTION=="remove", PROGRAM="/usr/local/share/halcs/scripts/generate-dev-idx.sh %k", RUN+="/usr/bin/systemctl --no-block stop halcs@%c{2}.target halcs@%c{3}.target"
diff --git a/src/apps/halcsd/init/systemd/etc/udev/rules.d/60-udev_fpga.rules.in b/src/apps/halcsd/init/systemd/etc/udev/rules.d/50-udev_fpga.rules.in
similarity index 100%
rename from src/apps/halcsd/init/systemd/etc/udev/rules.d/60-udev_fpga.rules.in
rename to src/apps/halcsd/init/systemd/etc/udev/rules.d/50-udev_fpga.rules.in