Support building images from outside of coreboot tree

scripts/build.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+set -e
+
+if [ -z "$1" ]
+then
+  echo "$0 [model]" >&2
+  exit 1
+fi
+MODEL="$1"
+
+if [ ! -d "models/${MODEL}" ]
+then
+  echo "model '${MODEL}' not found" >&2
+  exit 1
+fi
+MODEL_DIR="$(realpath "models/${MODEL}")"
+
+rm -rf build
+mkdir -p build
+
+# Rebuild firmware-setup (used by edk2)
+touch apps/firmware-setup/Cargo.toml
+make -C apps/firmware-setup
+
+# Rebuild CorebootPayloadPkg using edk2
+./scripts/_build/edk2.sh build/UEFIPAYLOAD.fd
+
+# Rebuild coreboot
+export FIRMWARE_OPEN_UEFIPAYLOAD="$(realpath build/UEFIPAYLOAD.fd)"
+export FIRMWARE_OPEN_MODEL_DIR="${MODEL_DIR}"
+./scripts/_build/coreboot.sh "${MODEL_DIR}/coreboot.config" "build/$MODEL.rom"