From 4bb6dd10e4cf7cc36a0f67b0f11dbb4d12d64a32 Mon Sep 17 00:00:00 2001
From: Danny Lin <danny@kdrag0n.dev>
Date: Sat, 13 Nov 2021 18:04:07 -0800
Subject: [PATCH] Add product Makefile for AOSP build preparation

---
 build/prepare_aosp.mk | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 build/prepare_aosp.mk

diff --git a/build/prepare_aosp.mk b/build/prepare_aosp.mk
new file mode 100644
index 0000000..734748a
--- /dev/null
+++ b/build/prepare_aosp.mk
@@ -0,0 +1,10 @@
+# Include this file from device.mk to prepare an AOSP build for adevtool referencestate collection.
+
+# Build the vendor image, so adevtool knows what's missing.
+BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
+
+# All overlays must be compiled as RROs so adevtool can parse them.
+PRODUCT_ENFORCE_RRO_TARGETS := *
+
+# If you're building for a Pixel device, remove android.hardware.wifi@1.0-service
+# from device.mk. adevtool will extract Google's implementation from the stock ROM.