WLoopOS/makefile at master · waterloop/WLoopOS · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
THIS_DIR := $(shell readlink -f .)

BUILD_DIR = ./build
SDCARD_IMG_PATH = $(BUILD_DIR)/sdcard.img

KERNEL_DIR = ./linux
KERNEL_TARBALL_DIR = $(BUILD_DIR)/linux.tar.gz

RPI_KERNEL_COMMIT_HASH = 0b54dbda3cca2beb51e236a25738784e90853b64
PREEMPT_RT_PATCH_URL = https://cdn.kernel.org/pub/linux/kernel/projects/rt/5.10/older/patches-5.10.90-rt61.tar.gz

BUILDROOT_DIR = ./buildroot
BUILDROOT_VER = 2022.02.3

DEFCONFIG = rpi4_defconfig
WLOOP_OS_DIR = $(THIS_DIR)/wloop_os
BOARD_DIR = $(WLOOP_OS_DIR)/board/rpi4

BR2_EXT_FLAG = BR2_EXTERNAL\=$(WLOOP_OS_DIR)
BASEDIR_FLAG = BASEDIR_\=$(THIS_DIR)

# KERNAL_TARBALL_ = KERNAL_TARBALL\=$(KERNEL_TARBALL_DIR)

all: $(BUILD_DIR)
	cd $(BUILDROOT_DIR) && make \
		BR2_EXTERNAL=$(WLOOP_OS_DIR) \
		BASEDIR_=$(THIS_DIR)
	cp $(BUILDROOT_DIR)/output/images/sdcard.img $(BUILD_DIR)

$(BUILD_DIR):
	mkdir -p $@

.PHONY: defconfig
defconfig:
	cd $(BUILDROOT_DIR) && make \
		BR2_EXTERNAL=$(WLOOP_OS_DIR) \
		BASEDIR_=$(THIS_DIR) \
		$(DEFCONFIG)

.PHONY: savedefconfig
savedefconfig:
	cd $(BUILDROOT_DIR) && make \
		BR2_EXTERNAL=$(WLOOP_OS_DIR) \
		BASEDIR_=$(THIS_DIR) \
		savedefconfig

.PHONY: menuconfig
menuconfig:
	cd $(BUILDROOT_DIR) && make \
		BR2_EXTERNAL=$(WLOOP_OS_DIR) \
		BASEDIR_= $(THIS_DIR) \
		menuconfig

.PHONY: linux-menuconfig
linux-menuconfig:
	cd $(BUILDROOT_DIR) && make \
		BR2_EXTERNAL=$(WLOOP_OS_DIR) \
		BASEDIR_= $(THIS_DIR) \
		linux-menuconfig

.PHONY: linux-update-defconfig
linux-update-defconfig:
	cd $(BUILDROOT_DIR) && make \
		BR2_EXTERNAL=$(WLOOP_OS_DIR) \
		BASEDIR_= $(THIS_DIR) \
		linux-update-menuconfig

.PHONY: buildroot
buildroot:
	# install buildroot
	wget https://buildroot.org/downloads/buildroot-$(BUILDROOT_VER).tar.gz
	tar -xvzf buildroot-$(BUILDROOT_VER).tar.gz
	rm buildroot-$(BUILDROOT_VER).tar.gz
	mv buildroot-$(BUILDROOT_VER) $(BUILDROOT_DIR)

.PHONY: kernel
kernel: $(BUILD_DIR)
	wget -O - https://github.com/raspberrypi/linux/tarball/$(RPI_KERNEL_COMMIT_HASH) | tar xz
	mv raspberrypi-linux-* $(KERNEL_DIR)

	# apply PREEMPT_RT patch
	wget -O - $(PREEMPT_RT_PATCH_URL) | tar xzv
	cd $(KERNEL_DIR) && \
		for i in ../patches/*.patch; do (cat $$i | patch -p1); done

	rm -r ./patches

	# compress to tarball
	tar -C $(KERNEL_DIR) -cvzf $(KERNEL_TARBALL_DIR) .

.PHONY: sdcard
sdcard:
	sudo fdisk -l | sed -e '/Disk \/dev\/loop/,+5d'
	echo -n "Enter SD card path (e.g. /dev/sdc): " && \
		read SDCARD && \
		sudo umount $$SDCARD* ; \
		sudo dd bs=1M if=$(SDCARD_IMG_PATH) of=$$SDCARD status=progress

.PHONY: dependencies
dependencies:
	sudo apt install -y \
		sed \
		make \
		binutils \
		gcc \
		g++ \
		bash \
		patch \
		gzip \
		bzip2 \
		perl \
		tar \
		cpio \
		unzip \
		rsync \
		wget \
		libncurses-dev \
		coreutils \
		flex \
		bison \
		bc

.PHONY: clean
clean:
	rm -rf $(BUILDROOT_DIR)
	rm -rf $(KERNEL_DIR)
	rm -rf $(BUILD_DIR)