diff --git a/run-build.sh b/run-build.sh
new file mode 100755
index 0000000..9c49bce
--- /dev/null
+++ b/run-build.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+#-------------------------------------------------------------------------------
+# Copyright (c) 2020, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+#-------------------------------------------------------------------------------
+
+#
+# Builds a single configuration on Trusted Firmware M.
+# Relies on environment variables pre-populated.
+# These variables can be obtained using configs.py.
+# Expected to have trusted-firmware-m cloned to same level as this git tree
+#
+
+set -ex
+mkdir trusted-firmware-m/build
+cd trusted-firmware-m/build
+cmake -G "Unix Makefiles" -DPROJ_CONFIG=`readlink -f ../configs/$PROJ_CONFIG.cmake` -DTARGET_PLATFORM=$TARGET_PLATFORM -DCOMPILER=$COMPILER -DCMAKE_BUILD_TYPE=$CMAKE_BUILD_TYPE -DBL2=$BL2 ..
+cmake --build ./ -- -j 2 install
+if [ "$TARGET_PLATFORM" == "MUSCA_A" ] ; then
+  export OFFSET1=0x200000
+  export OFFSET2=0x220000
+elif [ "$TARGET_PLATFORM" == "MUSCA_B1" ] ; then
+  export OFFSET1=0xA000000
+  export OFFSET2=0xA020000
+fi
+if [ ! -z "$OFFSET1" ] && [ ! -z "$OFFSET2" ] ; then
+  # Cleanup offset(s)?
+  srec_cat install/outputs/$TARGET_PLATFORM/mcuboot.bin -Binary -offset $OFFSET1 install/outputs/$TARGET_PLATFORM/tfm_sign.bin -Binary -offset $OFFSET2 -o install/outputs/$TARGET_PLATFORM/tfm.hex -Intel
+fi