diff --git a/test/nvme/cuse/common.sh b/test/nvme/cuse/common.sh
new file mode 100755
index 000000000..adf90c19a
--- /dev/null
+++ b/test/nvme/cuse/common.sh
@@ -0,0 +1,122 @@
+#!/usr/bin/env bash
+#  SPDX-License-Identifier: BSD-3-Clause
+#  Copyright (C) 2023 Intel Corporation
+#  All rights reserved.
+#
+
+testdir=$(readlink -f "$(dirname "${BASH_SOURCE[0]}")")
+rootdir=$(readlink -f "$testdir/../../../")
+source "$rootdir/test/common/autotest_common.sh"
+
+shopt -s extglob
+
+NVME_CMD="/usr/local/src/nvme-cli/nvme"
+
+rpc_py=$rootdir/scripts/rpc.py
+
+declare -A ctrls=()
+declare -A nvmes=()
+declare -A bdfs=()
+nvme_name=""
+
+nvme_get() {
+	local ref=$1 reg val
+	shift
+
+	local -gA "$ref=()"
+	while IFS=":" read -r reg val; do
+		[[ -n $val ]] \
+			&& eval "${ref}[${reg//[[:space:]]/}]=\"${val##+([[:space:]])}\""
+	done < <($NVME_CMD "$@")
+}
+
+scan_nvme_ctrls() {
+	# Create set of references and bundle them together in global assoc arrays.
+	# Each controller's regs are mapped onto a separate array named as the target
+	# ctrl. Each ctrl also gets a dedicated array which holds references to each
+	# namespace device. E.g.:
+	#
+	#  ctrls["nvme0"]=nvme0
+	#    nvme0["mn"] nvme0["vid"]
+	#  nvmes["nvme0"]=nvme0_ns
+	#    nvme0_ns[1]=nvme0n1 nvme0_ns[2]=nvme0n2
+	#     nvme0n1["lbaf0"] nvme0n1["ncap"]
+	#  bdf["nvme0"]=0000:00:42.0
+	#
+	# Each of these can be accessed via get*() helpers defined below. E.g.:
+	# get_nvme_ctrl_feature nvme0 vid -> 0x8086
+	# get_nvme_ns_feature nvme0 1 ncap -> 0x2e9390b0
+	# get_nvme_nss nvme0 -> 1 2
+
+	local ctrl ctrl_dev reg val ns pci
+
+	for ctrl in /sys/class/nvme/nvme*; do
+		[[ -e $ctrl ]] || continue
+		pci=$(< "$ctrl/address")
+		pci_can_use "$pci" || continue
+		ctrl_dev=${ctrl##*/}
+		nvme_get "$ctrl_dev" id-ctrl "/dev/$ctrl_dev"
+		local -n _ctrl_ns=${ctrl_dev}_ns
+		for ns in "$ctrl/${ctrl##*/}n"*; do
+			[[ -e $ns ]] || continue
+			ns_dev=${ns##*/}
+			nvme_get "$ns_dev" id-ns "/dev/$ns_dev"
+			_ctrl_ns[${ns##*n}]=$ns_dev
+		done
+		ctrls["$ctrl_dev"]=$ctrl_dev
+		nvmes["$ctrl_dev"]=${ctrl_dev}_ns
+		bdfs["$ctrl_dev"]=$pci
+	done
+}
+
+get_nvme_ctrl_feature() {
+	local ctrl=$1 reg=${2:-cntlid}
+
+	[[ -n ${ctrls["$ctrl"]} ]] || return 1
+
+	local -n _ctrl=${ctrls["$ctrl"]}
+
+	[[ -n ${_ctrl["$reg"]} ]] || return 1
+	echo "${_ctrl["$reg"]}"
+}
+
+get_nvme_ns_feature() {
+	local ctrl=$1 ns=$2 reg=${3:-nsze}
+
+	[[ -n ${nvmes["$ctrl"]} ]] || return 1
+
+	local -n _nss=${nvmes["$ctrl"]}
+	[[ -n ${_nss[ns]} ]] || return 1
+
+	local -n _ns=${_nss[ns]}
+
+	[[ -n ${_ns["$reg"]} ]] || return 1
+	echo "${_ns["$reg"]}"
+}
+
+get_nvme_nss() {
+	local ctrl=$1
+
+	[[ -n ${nvmes["$ctrl"]} ]] || return 1
+	local -n _nss=${nvmes["$ctrl"]}
+
+	echo "${!_nss[@]}"
+}
+
+get_active_lbaf() {
+	local ctrl=$1 ns=$2 reg lbaf
+
+	[[ -n ${nvmes["$ctrl"]} ]] || return 1
+
+	local -n _nss=${nvmes["$ctrl"]}
+	[[ -n ${_nss[ns]} ]] || return 1
+
+	local -n _ns=${_nss[ns]}
+
+	for reg in "${!_ns[@]}"; do
+		[[ $reg == lbaf* ]] || continue
+		[[ ${_ns["$reg"]} == *"in use"* ]] || continue
+		echo "${reg/lbaf/}" && return 0
+	done
+	return 1
+}