Tune Makefile and buildroot .config

[hercules2020/jailhouse-build.git] / build / Makefile

diff --git a/build/Makefile b/build/Makefile
index 96a8cf8cbf3f265f273ae998ded661f0c5def405..90ce9728361a9e95a26f9f663b246dcdd3d2034f 100644 (file)
--- a/build/Makefile
+++ b/build/Makefile
@@ -4,8 +4,8 @@ all: buildroot/images/rootfs.cpio.uboot linux-4.4/vmlinux
 image.fit: buildroot/images/rootfs.cpio.uboot linux-4.4/vmlinux
        mkimage -f auto -d linux-4.4/arch/arm64/boot/Image -i buildroot/images/rootfs.cpio.uboot -b linux-4.4/arch/arm64/boot/dts/tegra186-quill-p3310-1000-c03-00-base.dtb image.fit
 
-buildroot/images/rootfs.cpio.uboot: rootfs-overlay/lib/firmware/jailhouse.bin rootfs-overlay/lib/modules/4.4.38+/kernel
-       $(MAKE) -C buildroot
+buildroot/images/rootfs.cpio.uboot: rootfs-overlay/lib/firmware/jailhouse.bin rootfs-overlay/lib/modules/4.4.38+/modules.dep
+       $(MAKE) -j1 -C buildroot ROOTFS_CPIO_COMPRESS_CMD="gzip --fast -c"
 
 rootfs-overlay/lib/firmware/jailhouse.bin: linux-4.4/vmlinux
 rootfs-overlay/lib/firmware/jailhouse.bin: ../jailhouse/include/jailhouse/config.h
@@ -21,9 +21,9 @@ rootfs-overlay/lib/firmware/jailhouse.bin: $(addprefix ../jailhouse/,$(shell cd
        echo '#define CONFIG_TRACE_ERROR             1' >> $@.tmp
        echo '#define CONFIG_ARM_GIC_V2              1' >> $@.tmp
        echo '#define CONFIG_MACH_JETSON_TX2         1' >> $@.tmp
-       mv $@.tmp $@
+       mv --update $@.tmp $@
 
-rootfs-overlay/lib/modules/4.4.38+/kernel: linux-4.4/vmlinux
+rootfs-overlay/lib/modules/4.4.38+/modules.dep: linux-4.4/vmlinux
        $(MAKE) -C linux-4.4 modules_install INSTALL_MOD_PATH=$(CURDIR)/rootfs-overlay
 
 linux-4.4/vmlinux: