diff --git a/firmware/ec/Makefile b/firmware/ec/Makefile
index 9bc4f64fb4..11aba1ccbc 100644
--- a/firmware/ec/Makefile
+++ b/firmware/ec/Makefile
@@ -79,7 +79,7 @@ LLIBS += -Wl,--end-group
 
 OBJCOPY = $(TOOLCHAIN)/bin/arm-none-eabi-objcopy
 
-all: oc_connect1
+all: get_cfg oc_connect1
 oc_connect1: $(OUT)/OpenCellular.bin
 
 $(OUT)/%/compiler.opt $(OUT)/%/linker.cmd : %.cfg
@@ -95,6 +95,9 @@ $(OUT)/OpenCellular.out: $(OUT)/$(CONFIG)/linker.cmd $(MAIN_OBJS)
 $(OUT)/OpenCellular.bin: $(OUT)/OpenCellular.out
 	$(OBJCOPY) -S -O binary $< $@
 
+get_cfg:
+	cd ../utilities/build; ./envDetect.sh $(CC) $(TIRTOS_DIR)
+
 clean:
 	-rm -rf *.o *.out *.d *.rov.xs $(OUT) $(MAIN_OBJS) $(COVERAGE_OBJS)
 
diff --git a/firmware/host/Makefile b/firmware/host/Makefile
index 556fdc9f91..5d8b965eb2 100644
--- a/firmware/host/Makefile
+++ b/firmware/host/Makefile
@@ -15,7 +15,10 @@ default:
 	@mkdir -p $(output_dir)
 	make all
 	
-all:	ocmw_uart ocmw_usb ocmw_eth occli ocmw_eth_stub ocware_stub
+all:	get_cfg ocmw_uart ocmw_usb ocmw_eth occli ocmw_eth_stub ocware_stub
+
+get_cfg:
+	cd ../utilities/build; ./envDetect.sh
 	
 .PHONY:	occli
 
diff --git a/firmware/utilities/build/envDetect.sh b/firmware/utilities/build/envDetect.sh
new file mode 100755
index 0000000000..d8b34cedee
--- /dev/null
+++ b/firmware/utilities/build/envDetect.sh
@@ -0,0 +1,36 @@
+#!/bin/sh -e
+BUILDHOST=$(uname -a)
+GCCVER=$(gcc --version)
+GITHASH=$(git rev-parse HEAD)
+if [ $# = 2 ]; then
+  BUILDTYPE="\tEC Build"
+  BUILDFNAME="build_ec_cfg.txt"
+  if [ -e "$1" ]; then
+    ARMVER=$($1 --version)
+  else
+    ARMVER="arm-none-eabi-gcc: Not found"
+  fi
+  if [ -d "$2" ]; then
+    TIRTOSVER="TI RTOS: $2"
+  else
+    TIRTOSVER="TI RTOS: Not found"
+  fi
+else
+  BUILDTYPE="\tHost Build"
+  BUILDFNAME="build_host_cfg.txt"
+  ARMVER=""
+  TIRTOSVER=""
+fi
+{
+echo "$BUILDTYPE"
+echo
+echo "GIT Hash: $GITHASH"
+echo
+echo "Build Host: $BUILDHOST"
+echo
+echo "$GCCVER"
+echo
+echo "$ARMVER"
+echo
+echo "$TIRTOSVER"
+} > $BUILDFNAME