| # Copyright 2018 Google LLC |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # https://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| ifeq ($(ROOTDIR),) |
| $(error $$ROOTDIR IS NOT DEFINED -- don\'t forget to source setup.sh) |
| endif |
| |
| include $(ROOTDIR)/build/preamble.mk |
| |
| boot: $(PRODUCT_OUT)/boot_$(USERSPACE_ARCH).img |
| |
| $(PRODUCT_OUT)/boot_$(USERSPACE_ARCH).img: | out-dirs |
| $(LOG) boot fallocate |
| fallocate -l $(BOOT_SIZE_MB)M $@ |
| mkfs.ext2 -F $@ |
| $(LOG) boot finished |
| |
| targets:: |
| @echo "boot - builds the kernel and boot partition" |
| |
| clean:: |
| rm -f $(PRODUCT_OUT)/boot_*.img |
| |
| .PHONY:: boot |
