| # Copyright 2017 The Fuchsia Authors |
| # |
| # Use of this source code is governed by a MIT-style |
| # license that can be found in the LICENSE file or at |
| # https://opensource.org/licenses/MIT |
| |
| # this file contains extra build rules for building fastboot compatible image |
| |
| # include fastboot header in start.S |
| KERNEL_DEFINES += FASTBOOT_HEADER=1 |
| |
| OUTLKIMAGE := $(BUILDDIR)/$(LKNAME).bin |
| OUTLKZIMAGE := $(BUILDDIR)/z$(LKNAME).bin |
| OUTLKZIMAGE_DTB := $(OUTLKZIMAGE)-dtb |
| OUTLKIMAGE_DTB := $(OUTLKIMAGE)-dtb |
| |
| GENERATED += $(OUTLKZIMAGE) $(OUTLKZIMAGE_DTB) |
| |
| # rule for gzipping the kernel |
| $(OUTLKZIMAGE): $(OUTLKBIN) |
| $(call BUILDECHO,gzipping image $@) |
| $(NOECHO)gzip -c $< > $@ |
| |
| # rule for appending device tree |
| $(OUTLKZIMAGE_DTB): $(OUTLKZIMAGE) $(DEVICE_TREE) |
| $(call BUILDECHO,concatenating device tree $@) |
| $(NOECHO)cat $< $(DEVICE_TREE) > $@ |
| |
| $(OUTLKIMAGE_DTB): $(OUTLKIMAGE) $(DEVICE_TREE) |
| $(call BUILDECHO,concatenating device tree $@) |
| $(NOECHO)cat $< $(DEVICE_TREE) > $@ |
| # build gzipped kernel with concatenated device tree |
| all:: $(OUTLKZIMAGE_DTB) $(OUTLKIMAGE_DTB) |
