diff --git a/cat/BoardConfig.mk b/cat/BoardConfig.mk
new file mode 100644
index 0000000..009106a
--- /dev/null
+++ b/cat/BoardConfig.mk
@@ -0,0 +1,30 @@
+include build/make/target/board/BoardConfigGsiCommon.mk
+
+TARGET_ARCH := arm64
+TARGET_ARCH_VARIANT := armv8-a
+TARGET_CPU_ABI := arm64-v8a
+TARGET_CPU_ABI2 :=
+TARGET_CPU_VARIANT := generic
+
+TARGET_2ND_ARCH := arm
+TARGET_2ND_ARCH_VARIANT := armv8-a
+TARGET_2ND_CPU_ABI := armeabi-v7a
+TARGET_2ND_CPU_ABI2 := armeabi
+TARGET_2ND_CPU_VARIANT := generic
+
+# TODO(b/111434759, b/111287060) SoC specific hacks
+BOARD_ROOT_EXTRA_SYMLINKS += /vendor/lib/dsp:/dsp
+BOARD_ROOT_EXTRA_SYMLINKS += /mnt/vendor/persist:/persist
+BOARD_ROOT_EXTRA_SYMLINKS += /vendor/firmware_mnt:/firmware
+
+# TODO(b/36764215): remove this setting when the generic system image
+# no longer has QCOM-specific directories under /.
+# BOARD_SEPOLICY_DIRS += build/make/target/board/generic_arm64/sepolicy
+
+TARGET_SYSTEM_PROP := device/nehemiah/wephone/system.prop $(TARGET_SYSTEM_PROP)
+
+ifeq ($(BOARD_SYSTEMIMAGE_PARTITION_RESERVED_SIZE),)
+BOARD_SYSTEMIMAGE_PARTITION_SIZE := 2147483648
+else
+BOARD_SYSTEMIMAGE_PARTITION_RESERVED_SIZE := 33554432
+endif