aboutsummaryrefslogtreecommitdiffstats
path: root/main/linux-rpi/APKBUILD
blob: b795d55d6d2e1bac942db1ce46b83df0c39d9556 (plain)
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
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
# Maintainer: Natanael Copa <ncopa@alpinelinux.org>

_flavor=rpi
pkgname=linux-${_flavor}
pkgver=3.14.24
case $pkgver in
	*.*.*)	_kernver=${pkgver%.*};;
	*.*) _kernver=$pkgver;;
esac
pkgrel=1
pkgdesc="Linux kernel with Raspberry Pi patches"
url=https://github.com/raspberrypi/linux
depends="mkinitfs linux-firmware"
makedepends="perl installkernel bash ncurses-dev gmp-dev bc"
options="!strip"
_config=${config:-kernelconfig.${CARCH}}
install=
source="http://ftp.kernel.org/pub/linux/kernel/v3.x/linux-$_kernver.tar.xz
	http://dev.alpinelinux.org/~tteras/linux-3.14.y-rpi-20140923.patch
	aslr-pie.patch
	kernelconfig.armhf
	"
if [ "${pkgver%.0}" = "$pkgver" ]; then
	source="$source
	http://ftp.kernel.org/pub/linux/kernel/v3.x/patch-$pkgver.xz"
fi
subpackages="$pkgname-dev"
arch="armhf"
license="GPL-2"

_abi_release=${pkgver}

prepare() {
	local _patch_failed=
	cd "$srcdir"/linux-$_kernver
	if [ "$_kernver" != "$pkgver" ]; then
		msg "Applying patch-$pkgver.xz"
		unxz -c < "$srcdir"/patch-$pkgver.xz | patch -p1 -N || return 1
	fi

	# first apply patches in specified order
	for i in $source; do
		case $i in
		*.patch)
			msg "Applying $i..."
			if ! patch -s -p1 -N -i "$srcdir"/${i##*/}; then
				echo $i >>failed
				_patch_failed=1
			fi
			;;
		esac
	done

	if ! [ -z "$_patch_failed" ]; then
		error "The following patches failed:"
		cat failed
		return 1
	fi

	mkdir -p "$srcdir"/build
	cp "$srcdir"/$_config "$srcdir"/build/.config || return 1
	make -C "$srcdir"/linux-$_kernver O="$srcdir"/build HOSTCC="${CC:-gcc}" \
		silentoldconfig
}

# this is so we can do: 'abuild menuconfig' to reconfigure kernel
menuconfig() {
	cd "$srcdir"/build || return 1
	make menuconfig
	cp .config "$startdir"/$_config
}

build() {
	unset CPPFLAGS CFLAGS CXXFLAGS

	cd "$srcdir"/build
	export GCC_SPECS=hardenednopie.specs
	make CC="${CC:-gcc}" \
		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine" \
		|| return 1
}

package() {
	unset CPPFLAGS CFLAGS CXXFLAGS

	cd "$srcdir"/build
	mkdir -p "$pkgdir"/boot "$pkgdir"/lib/modules
	make -j1 modules_install firmware_install zinstall \
		INSTALL_MOD_PATH="$pkgdir" \
		INSTALL_PATH="$pkgdir"/boot \
		|| return 1

	rm -f "$pkgdir"/lib/modules/${_abi_release}/build \
		"$pkgdir"/lib/modules/${_abi_release}/source
	rm -rf "$pkgdir"/lib/firmware

	install -D include/config/kernel.release \
		"$pkgdir"/usr/share/kernel/$_flavor/kernel.release
}

dev() {
	# copy the only the parts that we really need for build 3rd party
	# kernel modules and install those as /usr/src/linux-headers,
	# simlar to what ubuntu does
	#
	# this way you dont need to install the 300-400 kernel sources to
	# build a tiny kernel module
	#
	pkgdesc="Headers and script for third party modules for grsec kernel"
	depends="gmp-dev"
	local dir="$subpkgdir"/usr/src/linux-headers-${_abi_release}

	# first we import config, run prepare to set up for building
	# external modules, and create the scripts
	mkdir -p "$dir"
	cp "$srcdir"/$_config "$dir"/.config
	make -j1 -C "$srcdir"/linux-$_kernver O="$dir" HOSTCC="${CC:-gcc}" \
		silentoldconfig prepare modules_prepare scripts 

	# remove the stuff that poits to real sources. we want 3rd party
	# modules to believe this is the soruces
	rm "$dir"/Makefile "$dir"/source

	# copy the needed stuff from real sources
	#
	# this is taken from ubuntu kernel build script
	# http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-jaunty.git;a=blob;f=debian/rules.d/3-binary-indep.mk;hb=HEAD
	cd "$srcdir"/linux-$_kernver
	find . -path './include/*' -prune -o -path './scripts/*' -prune \
		-o -type f \( -name 'Makefile*' -o -name 'Kconfig*' \
		-o -name 'Kbuild*' -o -name '*.sh' -o -name '*.pl' \
		-o -name '*.lds' \) | cpio -pdm "$dir"
	cp -a drivers/media/dvb/dvb-core/*.h "$dir"/drivers/media/dvb/dvb-core
	cp -a drivers/media/video/*.h "$dir"/drivers/media/video
	cp -a drivers/media/dvb/frontends/*.h "$dir"/drivers/media/dvb/frontends
	cp -a scripts include "$dir"
	find $(find arch -name include -type d -print) -type f \
		| cpio -pdm "$dir"

	install -Dm644 "$srcdir"/build/Module.symvers \
		"$dir"/Module.symvers

	mkdir -p "$subpkgdir"/lib/modules/${_abi_release}
	ln -sf /usr/src/linux-headers-${_abi_release} \
		"$subpkgdir"/lib/modules/${_abi_release}/build
}

md5sums="b621207b3f6ecbb67db18b13258f8ea8  linux-3.14.tar.xz
e0ba3d497c3476973e9702af8974145a  linux-3.14.y-rpi-20140923.patch
f901100a661ec62aac12000872d0276c  aslr-pie.patch
f4a7b1481ae53c5da4d071be1c880cea  kernelconfig.armhf
651a92fc1d45c02fa02358bb07e80697  patch-3.14.24.xz"
sha256sums="61558aa490855f42b6340d1a1596be47454909629327c49a5e4e10268065dffa  linux-3.14.tar.xz
20af8de40d5d59f0ba8e4c0ecd69070854e3fc2c42dce52aa4b9897d2f79b86d  linux-3.14.y-rpi-20140923.patch
07e9b089c0d5d57e91256ff6e8fe373519c8bd4ae4cba4eb4a2edad3e2cc9a8e  aslr-pie.patch
28ead5cbc2475e5ba76c841fdc24ad5258665ff1e5a98dfee8e147c6b7303659  kernelconfig.armhf
80013321b6891216fcff6d0746cb977bd7e8438b02ca13ff261659f3dfa76d51  patch-3.14.24.xz"
sha512sums="5730d83a7a81134c1e77c0bf89e42dee4f8251ad56c1ac2be20c59e26fdfaa7bea55f277e7af156b637f22e1584914a46089af85039177cb43485089c74ac26e  linux-3.14.tar.xz
effa64ce5592f62d3cff5b13936fb8997ae320dd7bb975919d72db725a744f9c760197e405883be09b3aa2251ef10b67e5869294692cf8518a6aa3393fb42634  linux-3.14.y-rpi-20140923.patch
35055eea7fce660a200cf6f56490a88f1601b4ea95d2364191ad0d890633e8811f2753b5816dad9640384a764b147a4a80b95f39e3bd7a66a15fd5b3ec0c794a  aslr-pie.patch
847b0daeba852e3d280ad4deb51b95cef375f04ab1033a1bc9a95febba7bf3a893f8752cf7b9286d37030ee8bf0baf3852343a428739934024a9b48505e2c4a0  kernelconfig.armhf
7f45dfd7340a41c360c7521b573adbb8569825aa078f7ef067a27f19be5c749e42965badde7cdf9c413374953e776e4cce43cd1856f9e08870793a50ba6ad0fb  patch-3.14.24.xz"