1 files changed, 30 insertions, 0 deletions
diff --git a/bsp/meta-arm/meta-arm-bsp/recipes-devtools/gem5/gem5-aarch64-dtb.bb b/bsp/meta-arm/meta-arm-bsp/recipes-devtools/gem5/gem5-aarch64-dtb.bb
new file mode 100644
index 00000000..b97a1b28
--- /dev/null
+++ b/bsp/meta-arm/meta-arm-bsp/recipes-devtools/gem5/gem5-aarch64-dtb.bb
@@ -0,0 +1,30 @@
+# Use gem5 executable to produce a dtb
+
+LICENSE = "MIT"
+
+inherit deploy
+
+DEPENDS = "gem5-aarch64-native"
+
+do_configure[noexec] = "1"
+
+do_compile() {
+    # generate a dtb using gem5
+    gem5.opt \
+        ${STAGING_DATADIR_NATIVE}/gem5/configs/example/arm/baremetal.py \
+        --dtb-gen
+
+    if [ ! -f m5out/system.dtb ]; then
+        echo "No dtb generated !!!"
+        exit 1
+    fi
+}
+
+do_install[noexec] = "1"
+
+do_deploy() {
+    install --d ${DEPLOYDIR}
+    cp m5out/system.dtb ${DEPLOYDIR}/gem5-aarch64.dtb
+}
+addtask deploy before do_build after do_compile
+