1 files changed, 60 insertions, 0 deletions
diff --git a/tensorflow/contrib/lite/tools/make/targets/rpi_makefile.inc b/tensorflow/contrib/lite/tools/make/targets/rpi_makefile.inc
new file mode 100644
index 0000000000..1ad0c50237
--- /dev/null
+++ b/tensorflow/contrib/lite/tools/make/targets/rpi_makefile.inc
@@ -0,0 +1,60 @@
+# Settings for Raspberry Pi.
+ifeq ($(TARGET),rpi)
+  # Default to the architecture used on the Pi Two/Three (ArmV7), but override this
+  # with TARGET_ARCH=armv6 to build for the Pi Zero or One.
+  TARGET_ARCH := armv7l
+  TARGET_TOOLCHAIN_PREFIX := arm-linux-gnueabihf-
+
+  ifeq ($(TARGET_ARCH), armv7l)
+    CXXFLAGS += \
+			-march=armv7-a \
+      -mfpu=neon-vfpv4 \
+      -funsafe-math-optimizations \
+      -ftree-vectorize \
+      -fPIC
+
+    CCFLAGS += \
+      -march=armv7-a \
+      -mfpu=neon-vfpv4 \
+      -funsafe-math-optimizations \
+      -ftree-vectorize \
+      -fPIC
+
+    LDFLAGS := \
+      -Wl,--no-export-dynamic \
+      -Wl,--exclude-libs,ALL \
+      -Wl,--gc-sections \
+      -Wl,--as-needed
+  endif
+
+  # TODO(petewarden) In the future, we'll want to use OpenBLAS as a faster
+  # alternative to Eigen on non-NEON ARM hardware like armv6.
+  ifeq ($(TARGET_ARCH), armv6)
+    CXXFLAGS += \
+      -march=armv6 \
+      -mfpu=vfp \
+      -funsafe-math-optimizations \
+      -ftree-vectorize \
+      -fPIC
+
+    CCFLAGS += \
+      -march=armv6 \
+      -mfpu=vfp \
+      -funsafe-math-optimizations \
+      -ftree-vectorize \
+      -fPIC
+
+    LDFLAGS := \
+      -Wl,--no-export-dynamic \
+      -Wl,--exclude-libs,ALL \
+      -Wl,--gc-sections \
+      -Wl,--as-needed
+  endif
+       
+  LIBS := \
+    -lstdc++ \
+    -lpthread \
+    -lm \
+    -ldl
+
+endif