slitaz-arm view sat-rpi @ rev 145

Add support to build fbtft enabled kernel and improve PiTFT flavor
author Christophe Lincoln <pankso@slitaz.org>
date Tue Apr 29 23:34:32 2014 +0200 (2014-04-29)
parents 464a84405363
children bf2c4ab32f89
line source
1 #!/bin/sh
2 #
3 # Sat RPi - SliTaz Raspberry Pi Build Tool
4 #
5 # Copyright (C) 2012-2014 SliTaz ARM - BSD License
6 # Author: Christophe Lincoln <pankso@slitaz.org>
7 #
8 . /lib/libtaz.sh
9
10 #: ${arch=armv6hf}
11 : ${arch=arm}
12
13 # Paths
14 [ "$work" ] || work="$(pwd)"
15 distro="$work/distro"
16 rpi="$work/rpi"
17 data="$rpi/data"
18 cache="$rpi/cache"
19 boot="$distro/boot"
20 rootfs="$distro/rootfs"
21 rpi_git="$rpi/git"
22 kernel="$rpi_git/linux"
23 dev="$2"
24
25 # URLs
26 rpi_mirror="http://mirror.slitaz.org/arm/rpi/"
27 rpi_git_url="git://github.com/raspberrypi/"
28
29 #
30 # Functions
31 #
32
33 usage() {
34 cat << EOT
35
36 $(boldify "Usage:") $(basename $0) [command] [--option]
37
38 SliTaz Raspberry Pi Tool
39
40 $(boldify "Commands:")
41 info Display paths and distro info
42 install Install SliTaz RPi to sdcard
43 gen Generate a new SliTaz RPi distro
44 cook-linux Build the Raspberry Pi Linux kernel
45 get-linux Get the SliTaz RPi linux package
46 clone-fw Clone the RPi firmware repository
47 get-prebuilt Get a prebuilt SliTaz ARM toolchain
48 clean Clean the current work directory
49 release Release an installable tarball
50
51 $(boldify "Options:")
52 --nosat Don't regenerate the distro with sat
53 --nopatch Don't patch the kernel before cooking
54 --gconfig Configure the kernel before cooking
55 --fbtft Try to compile the Framebuffer touch screen driver
56
57 EOT
58 }
59
60 error() {
61 echo "[ $(colorize 31 'ERROR') ] $@"
62 }
63
64 header() {
65 newline && colorize 35 "$@" && separator
66 }
67
68 # Get all RPi firmware
69 clone_fw() {
70 [ -d "${rpi_git}/firmware" ] && return 0
71 mkdir -p ${rpi_git} && cd ${rpi_git}
72 git clone --depth 1 ${rpi_git_url}firmware.git
73 }
74
75 umount_sd() {
76 umount /dev/${dev}1 2>/dev/null || exit 1
77 umount /dev/${dev}3 2>/dev/null || exit 1
78 }
79
80 #
81 # Commands
82 #
83
84 case "$1" in
85 info)
86 header "SliTaz Raspberry Pi info"
87 echo "RPi path : $rpi"
88 colorize 36 "/boot/cmdline.txt:"
89 cat ${boot}/cmdline.txt
90 colorize 36 "/boot/config.txt:"
91 cat ${boot}/config.txt
92 separator && newline ;;
93
94 install)
95 rpiboot="/media/rpi/boot"
96 rpiroot="/media/rpi/rootfs"
97 header "SliTaz Raspberry Pi install"
98 if [ ! "$dev" ]; then
99 echo -n "SD card disk name (ex sdc): "; read dev
100 fi
101 [ ! "$dev" ] && exit 1
102
103 # Store sdcard partition(s) list
104 fdisk -l /dev/${dev} | grep "^/dev/$dev" | awk '{print $1}' \
105 > ${cache}/sdcard.part
106 partnb=$(cat ${cache}/sdcard.part | wc -l)
107 if [ "$partnb" != 3 ]; then
108 error "SliTaz RPi needs 3 partitions on the sdcard"
109 newline && exit 1
110 fi
111
112 # Mount sdcard
113 if mount | grep -q "^/dev/$dev[1-3]"; then
114 debug "Unmounting: /dev/$dev"
115 umount_sd
116 fi
117 echo -n "Mounting: /dev/$dev partitions"
118 mkdir -p ${rpiboot} ${rpiroot}
119 mount /dev/${dev}1 ${rpiboot} || exit 1
120 mount /dev/${dev}3 ${rpiroot} || exit 1
121 status
122 echo -n "Cleaning: filesystem directories"
123 for dir in bin dev etc lib media mnt proc sbin sys tmp usr var run
124 do
125 rm -rf ${rpiroot}/${dir}
126 done; status
127 echo -n "Installing: boot files"
128 cp -rf ${boot}/* ${rpiboot}; status
129 echo -n "Installing: rootfs files"
130 cp -a ${rootfs}/* ${rpiroot}; status
131
132 # Unmount
133 echo -n "Unmounting: RPi sdcard"
134 umount_sd; status
135
136 rm -f ${cache}/sdcard.part
137 separator
138 echo "Insert the SD card into your Raspberry Pi and boot!"
139 newline ;;
140
141 gen)
142 # Separate boot files since the Raspberry Pi boots off a FAT32 /boot
143 # partition on the sdcard.
144 : ${flavor=rpi-base}
145
146 # Use the rootfs generated by sat
147 if [ ! -x "/usr/bin/sat" ]; then
148 error "Sat is not installed" && exit 1
149 fi
150 check_root
151
152 # We may want to simply regenerate the RPi distro
153 if [ ! "$nosat" ]; then
154 sat gen --work="$work" --flavor="$flavor" \
155 --noinit --nolinux || exit 1
156 else
157 newline
158 fi
159
160 colorize 35 "SliTaz Raspberry Pi distro"
161 separator
162 mkdir -p ${boot}
163
164 # Custom RPi rootfs: make sure all files belong to root
165 if [ -d "$rpi/rootfs" ]; then
166 size=$(du -sh $rpi/rootfs | awk '{print $1}')
167 echo -n "Copying custom RPi rootfs: $size"
168 tmp=$distro/tmp-$$
169 mkdir -p $tmp
170 cp -r $rpi/rootfs/* $tmp
171 chown -R root.root $tmp
172 cp -a $tmp/* ${rootfs} && rm -rf $tmp
173 mv -f ${rootfs}/boot/* ${boot}
174 status
175 fi
176
177 # TazBerry
178 echo -n "Copying utility: TazBerry..."
179 cp -f ${rpi}/tazberry ${rootfs}/usr/bin
180 cp -a ${rpi}/cgi-adm/* ${rootfs}/var/www/adm
181 status
182
183 # PiBoot
184 echo -n "Copying bootloader: PiBoot..."
185 cp -f ${rpi}/piboot ${rootfs}/sbin
186 status
187
188 # Kernel at last
189 . $cache/linux-*/receipt
190 kvers="$VERSION"
191 kpkg="$rootfs/var/lib/tazpkg/installed/linux"
192 fs="$cache/linux-$kvers/fs"
193 ksize=$(du -sh $fs | awk '{print $1}')
194 if [ -d "$fs" ]; then
195 echo -n "Copying: kernel $kvers ($ksize)"
196 rm -rf ${rootfs}/lib/modules
197 cp -rf ${fs}/lib/* ${rootfs}/lib
198 cp -f ${fs}/boot/* ${boot}
199 mkdir -p ${kpkg}
200 cd ${cache}/linux-${kvers}
201 cp -f files.list md5sum receipt ${kpkg}
202 status
203 else
204 echo "SliTaz RPi Kernel: not used"
205 fi
206
207 separator
208 echo -n "Boot: $(du -sh $boot | awk '{print $1}') "
209 echo "- Rootfs: $(du -sh $rootfs | awk '{print $1}')"
210 newline ;;
211
212 cook-linux)
213 # Native SliTaz Toolchain and cross toolchain must be installed
214 check_root
215 install="$cache/linux-install"
216 if [ ! -d "/cross/$arch" ]; then
217 error "Missing cross toolchain in: /cross/$arch" && exit 1
218 fi
219
220 # Kernel source and --clean
221 mkdir -p ${rpi_git} && cd ${rpi_git}
222 [ -d "$kernel" ] || git clone --depth 1 ${rpi_git_url}linux.git
223 [ "$clean" ] && rm -rf ${install}
224
225 # FBtft drivers for small touchscreen such PiTFT, PiScreen
226 if [ "$fbtft" ] && [ ! -d "${kernel}/drivers/video/fbtft" ]; then
227 cd ${kernel}/drivers/video
228 git clone git://github.com/notro/fbtft.git
229 cd ${kernel}
230 echo 'source "drivers/video/fbtft/Kconfig"' >> drivers/video/Kconfig
231 echo 'obj-y += fbtft/' >> drivers/video/Makefile
232 cd ${rpi_git}
233 fi
234
235 # Compile
236 if [ ! -d "$install" ]; then
237 cd ${kernel}
238 export PATH=$PATH:/cross/${arch}/tools/bin
239 export HOST_SYSTEM=${arch}-slitaz-linux-gnueabi
240 make mrproper &&
241 make ARCH=arm bcmrpi_defconfig
242 if [ ! "$nopatch" ]; then
243 echo "Patching SliTaz RPi Linux .config"
244 patch -p0 -i ${data}/linux-rpi.patch || exit 1
245 fi
246 [ "$gconfig" ] && make ARCH=arm gconfig
247 make ARCH=arm CROSS_COMPILE=${HOST_SYSTEM}- zImage &&
248 make ARCH=arm CROSS_COMPILE=${HOST_SYSTEM}- modules &&
249 make ARCH=arm CROSS_COMPILE=${HOST_SYSTEM}- \
250 INSTALL_MOD_PATH=${install} modules_install || exit 1
251 mkdir -p ${install}/boot
252 cp -a arch/arm/boot/zImage ${install}/boot/kernel.img
253 fi
254
255 # Kernel version
256 kvers=$(ls ${install}/lib/modules)
257 kvers=${kvers%-tazberry+}+
258
259 # Compress modules
260 #cd ${install}/lib/modules/*/kernel || exit 1
261 #mods=$(find . -name "*.ko$" | wc -l)
262 #newline
263 #echo "Compressing kernel modules: $mods"
264 #find . -name "*.ko$" -exec xz '{}' \; 2> /dev/null
265
266 # Rebuild modules.dep
267 cd ${install}
268 depmod -b . ${kvers%+}-tazberry+
269
270 # Kernel
271 pkg="linux"
272 [ "$fbtft" ] && pkg="linux-fbtft"
273 fs="$cache/$pkg-$kvers/fs"
274 echo "Kernel version: $kvers"
275 if [ -d "$install" ]; then
276 rm -rf ${cache}/${pkg}-${kvers}
277 mkdir -p ${cache}/${pkg}-${kvers}
278 cp -a ${install} ${fs}
279 rm -f ${fs}/lib/modules/*/build \
280 ${fs}/lib/modules/*/source
281 fi
282
283 # Pack .tazpkg
284 cd ${cache}
285 echo "Creating package: receipt"
286 cat > ${pkg}-$kvers/receipt << EOT
287 # SliTaz package receipt
288
289 PACKAGE="${pkg}"
290 VERSION="$kvers"
291 SHORT_DESC="SliTaz GNU/Linux Kernel for the Raspberry Pi."
292 WEB_SITE="http://www.kernel.org"
293
294 EOT
295 tazpkg pack ${pkg}-$kvers ;;
296
297 clone-fw)
298 clone_fw ;;
299
300 get-linux)
301 # Precook RPi kernel
302 check_root
303 mkdir -p ${cache}
304
305 # Last version
306 rm -f ${cache}/linux-version.txt
307 if busybox wget -q -s ${rpi_mirror}/last-linux.txt; then
308 echo -n "Fetching latest Kernel string..."
309 wget -q ${rpi_mirror}/last-linux.txt \
310 -O ${cache}/linux-version.txt || exit 1
311 status
312 else
313 echo "Mirror is unreachable" && exit 1
314 fi
315 kvers=$(cat $cache/linux-version.txt)
316 [ "$up" ] && rm -rf ${cache}/linux-${kvers}*
317 echo "Kernel version: $kvers"
318
319 # Download
320 if [ ! -f "$cache/linux-$kvers.tazpkg" ]; then
321 echo -n "Fetching latest Linux package..."
322 wget -q ${rpi_mirror}/linux-${kvers}.tazpkg \
323 -O ${cache}/linux-${kvers}.tazpkg; status
324 fi
325
326 # Extract
327 if [ ! -d "$cache/linux-$kvers" ]; then
328 cd ${cache} && tazpkg extract linux-${kvers}.tazpkg
329 fi
330 rm -f ${cache}/linux-version.txt ;;
331
332 get-prebuilt)
333 # --> in cross ??
334 : ${arch=arm}
335 name="slitaz-$arch-toolchain"
336 vers="20140304"
337 tarball="$name-$vers.tar.bz2"
338 url="http://mirror.slitaz.org/packages/cross/"
339 mkdir -p /cross
340 cd /cross
341 if [ ! -f "$tarball" ]; then
342 if busybox wget -qs ${url%/}/${tarball}; then
343 busybox wget ${url%/}/${tarball}
344 else
345 echo "Toolchain URL is unreachable" && exit 1
346 fi
347 fi
348 if [ ! -d "${name}-${vers}" ]; then
349 echo "Extracting: $tarball"
350 tar xjf ${tarball}
351 fi
352 echo "Copying: ${name}-${vers}/${arch}"
353 mkdir -p ${arch}
354 cp -a ${name}-${vers}/${arch}/* ${arch}
355 echo "Tools path: /cross/${arch}/tools/bin" ;;
356
357 release)
358 # Used to release official SliTaz RPi images
359 cd ${distro} || exit 1
360 if [ ! "$flavor" ]; then
361 . $distro/rootfs/etc/slitaz/flavor.conf || exit 1
362 flavor="$FLAVOR"
363 fi
364 dname="slitaz-$flavor-$(date +%Y%m%d)"
365 dsize=$(du -sh $distro | awk '{print $1}' | cut -d "." -f 1)
366 rm -rf ${dname} && mkdir ${dname}
367 cp -a boot rootfs ${dname}
368 echo "Copying: SliTaz release files"
369 cp ${rpi}/release/* ${dname}
370 echo "Creating: ${dname}.tar.bz2"
371 tar -cjf ${dname}.tar.bz2 ${dname}
372 echo "Creating: ${dname}.md5"
373 md5sum ${dname}.tar.bz2 > ${dname}.md5
374 rm -rf ${dname} ;;
375
376 clean)
377 echo "Cleaning: $rpi"
378 rm -rf ${cache} ${rpi_git} ;;
379
380 *|*help) usage ;;
381 esac
382 exit 0