blob: eae07d6ce1265deaa5ddb59b0dcbbbe8e1832e32 [file] [log] [blame]
# 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
sdcard: $(PRODUCT_OUT)/sdcard.img
sdcard-xz: $(PRODUCT_OUT)/sdcard.img.xz
sdcard-allocate: | $(PRODUCT_OUT)
fallocate -l $(SDIMAGE_SIZE_MB)M $(PRODUCT_OUT)/sdcard.img
$(PRODUCT_OUT)/sdcard.img: sdcard-allocate \
$(ROOTDIR)/build/rootfs.mk \
$(ROOTDIR)/build/boot.mk \
$(ROOTDIR)/build/u-boot.mk \
$(ROOTDIR)/board/fstab.sdcard \
| $(PRODUCT_OUT)/u-boot.imx \
$(PRODUCT_OUT)/boot.img \
$(PRODUCT_OUT)/obj/ROOTFS/rootfs.patched.img
parted -s $(PRODUCT_OUT)/sdcard.img mklabel msdos
parted -s $(PRODUCT_OUT)/sdcard.img unit MiB mkpart primary ext2 $(BOOT_START) $(ROOTFS_START)
parted -s $(PRODUCT_OUT)/sdcard.img unit MiB mkpart primary ext4 $(ROOTFS_START) 100%
dd if=$(PRODUCT_OUT)/u-boot.imx of=$(PRODUCT_OUT)/sdcard.img conv=notrunc seek=$(UBOOT_START) bs=512
dd if=$(PRODUCT_OUT)/boot.img of=$(PRODUCT_OUT)/sdcard.img conv=notrunc seek=$(BOOT_START) bs=1M
dd if=$(PRODUCT_OUT)/obj/ROOTFS/rootfs.patched.img \
of=$(PRODUCT_OUT)/sdcard.img conv=notrunc seek=$(ROOTFS_START) bs=1M
mkdir -p $(ROOTFS_DIR)
-sudo umount $(ROOTFS_DIR)/boot
-sudo umount $(ROOTFS_DIR)
$(eval LOOP=$(shell sudo losetup --show -f $(PRODUCT_OUT)/sdcard.img))
-sudo partx -d $(LOOP)
sudo partx -a $(LOOP)
sudo mount $(LOOP)p2 $(ROOTFS_DIR)
sudo mount $(LOOP)p1 $(ROOTFS_DIR)/boot
sudo cp $(ROOTDIR)/board/fstab.sdcard $(ROOTFS_DIR)/etc/fstab
sudo umount $(ROOTFS_DIR)/boot
sudo umount $(ROOTFS_DIR)
sudo partx -d $(LOOP)
sudo losetup -d $(LOOP)
rmdir $(ROOTFS_DIR)
$(PRODUCT_OUT)/sdcard.img.xz: $(PRODUCT_OUT)/sdcard.img
xz -k -T0 -0 $(PRODUCT_OUT)/sdcard.img
targets::
@echo "sdcard - generate a flashable sdcard image"
clean::
rm -f $(PRODUCT_OUT)/sdcard.img $(PRODUCT_OUT)/sdcard.img.xz
.PHONY:: sdcard sdcard-xz