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author | Andrew Geissler <geissonator@yahoo.com> | 2021-05-08 00:11:35 +0300 |
---|---|---|
committer | Brad Bishop <bradleyb@fuzziesquirrel.com> | 2021-05-27 15:46:22 +0300 |
commit | c926e17c956a1babdf42d31f644bf0eedfa7f5f6 (patch) | |
tree | 1f86e19ce74be674e46d31a88a438050f83d3762 /poky/documentation/kernel-dev/common.rst | |
parent | 5e7fd51182f375f58130989e8d0e206e3e14dee1 (diff) | |
download | openbmc-c926e17c956a1babdf42d31f644bf0eedfa7f5f6.tar.xz |
poky: subtree update:1203d1f24d..2dcd1f2a21
Alejandro Enedino Hernandez Samaniego (2):
python3: Improve logging, syntax and update deprecated modules to create_manifest
python3: Upgrade 3.9.2 -> 3.9.4
Alexander Kanavin (22):
scripts/oe-debuginfod: correct several issues
libmicrohttpd: add a recipe from meta-oe
maintainers.inc: add libmicrohttpd entry
xwayland: add a standalone recipe
weston: use standalone xwayland instead of outdated xserver-xorg version
elfutils: correct debuginfod builds on x32
elfutils: adjust ptests for correct debuginfod testing
default-distrovars.inc: add debuginfod to default DISTRO_FEATURES
oeqa: tear down oeqa decorators if one of them raises an exception in setup
meta/lib/oeqa/core/tests/cases/timeout.py: add a testcase for the previous fix
core-image-weston: add sdk/ptest images
oeqa/core/tests/test_data.py: use weston image instead of sato
oeqa/selftest: transition to weston images
core-image-multilib-example: base on weston, and not sato
dev-manual/common-tasks.rst: correct the documentation for debuginfod
diffoscope: add native libraries to LD_LIBRARY_PATH
Revert "oeqa: Set LD_LIBRARY_PATH when executing native commands"
boost: correct upstream version check
vte: use tarballs again
gdk-pixbuf: update 2.40.0 -> 2.42.6
glib-2.0: update 2.68.0 -> 2.68.1
gnu-config: update to latest revision
Anatol Belski (1):
cross-canadian: Whitelist "mingw32" as TARGET_OS
Anders Wallin (3):
lttng-tools: Fix missing legacy test files
lttng-tools: Fix path for test_python_looging
scripts/contrib/image-manifest: add new script
Andreas Müller (1):
xwayland: remove protocol.txt - it clashes with xserver-xorg
Anthony Bagwell (1):
systemd: upgrade 247.4 -> 247.6
Anuj Mittal (2):
Revert "qemu: fix CVE-2021-3392"
qemu: fix CVE-2021-3392
Armin Kuster (6):
binutils: rename BRANCH var
libseccomp: move recipe from meta-security to core
gnutls: Enable seccomp if FEATURE is set
systemd: Enable seccomp if FEATURE is set
qemu: Enable seccomp if FEATURE is set
default-distrovars.inc: Add seccomp to DISTRO_FEATURES_DEFAULT
Bastian Krause (1):
ccache: add packageconfig docs option
Bruce Ashfield (20):
kern-tools: add dropped options to audit output
linux-yocto/5.4: update to v5.4.109
linux-yocto/5.10: update to v5.10.27
linux-yocto/5.10: BSP configuration fixes
linux-yocto/5.10: update to v5.10.29
linux-yocto/5.4: update to v5.4.111
linux-yocto/5.10: update to v5.10.30
linux-yocto-rt/5.10: update to -rt34
linux-yocto/5.4: update to v5.4.112
linux-yocto/5.4: fix arm defconfig warnings
linux-yocto/5.10: fix arm defconfig warnings
linux-yocto/5.10: aufs fixes
linux-yocto/5.10: qemuriscv32.cfg: RV32 only supports 1G physical memory
linux-yocto/5.10: update to v5.10.32
perf: fix python-audit RDEPENDS
linux-yocto/5.4: update to v5.4.114
linux-yocto/5.10: update to v5.10.34
linux-yocto/5.4: update to v5.4.116
linux-yocto/5.10: qemuppc32: reduce serial shutdown issues
yocto-check-layer: Only note a layer without a conf/layer.conf (versus error)
Changqing Li (2):
libpam: make volatile files created successfully
gcr: fix one parallel build failure
Chen Qi (3):
busybox: fix CVE-2021-28831
weston: fix build failure due to race condition
rsync: fix CVE-2020-14387
Christophe Chapuis (1):
rootfs.py: find .ko.gz and .ko.xz kernel modules as well
Daniel Ammann (1):
archiver: Fix typos
Devendra Tewari (2):
bitbake: lib/bb: Add bb.utils.rename() helper function and use for renaming
classes/lib/scripts: Use bb.utils.rename() instead of os.rename()
Diego Sueiro (3):
oeqa/selftest/bblayers: Add test case for bitbake-layers layerindex-show-depends
bitbake: layerindex: Fix bitbake-layers layerindex-show-depends command
bitbake: layerindex: Add --fetchdir parameter to layerindex-fetch
Douglas Royds (2):
Revert "externalsrc: Detect code changes in submodules"
externalsrc: Detect code changes in submodules
Gavin Li (1):
kmod: do not symlink config.guess/config.sub during autoreconf
Harald Brinkmann (1):
bitbake: fetch/svn: Fix parsing revision of SVN repos with redirects
He Zhe (1):
linux-yocto-dev: add features/scsi/scsi-debug.scc features/gpio/mockup.scc to KERNEL_FEATURES
Henning Schild (3):
bitbake: fetch/git: add support for disabling shared clones on unpack
bitbake: tests/fetch: deduplicate local git testing code
bitbake: tests/fetch: add tests for local and remote "noshared" git fetching
Jon Mason (1):
oeqa/runtime: space needed
Jonas Höppner (1):
ltp: fix empty ltp-dev package
Jose Quaresma (4):
gstreamer1.0: update patch upstream status
ptest-runner: libgcc must be installed for pthread_cancel to work
gstreamer1.0: rename patches
gstreamer1.0: update ptest patch
Joshua Watt (2):
bitbake: knotty: Re-enable command line logging levels
classes/image: Use xargs to set file timestamps
Kai Kang (2):
cmake.bbclass: remove ${B} before cmake_do_configure
kernel-yocto.bbclass: chdir to ${WORKDIR} for do_kernel_checkout
Kevin Hao (3):
modutils-initscripts: Bail out when no module is installed
sysvinit-inittab/start_getty: Check /sys for the tty device existence
Revert "inittab: Add getty launch on hvc0 for qemuppc64"
Khairul Rohaizzat Jamaluddin (1):
qemu: Fix CVE-2020-35517
Khem Raj (54):
gcc: Upgrade to 10.3.0 bug-fix release
glibc: Rename glibc src package
gcc-runtime: Make DEBUG_PREFIX_MAP relative to S
valgrind: Delete trailing whitespaces
valgrind: Add glibc-src to ptest rdeps
valgrind: Add libstdc++ debug symbols for ptest
vte: Upgrade to 0.64.0 release
systemd: Fix build on mips/musl
epiphany: Add missing dependency on gnutls
cups: Turn gnutls into a packageconfig knob
wpa-supplicant: Enable openssl
curl: Use openssl backend
libpsl: Add config knobs for runtime/builtin conversion choices
glib-networking: Prefer openssl backend instead of gnutls
gstreamer1.0-plugins-bad: Add packageconfigs for hls crypto backends
ca-certificates: Fix openssl runtime cert dependencies
weston: Drop loading xwayland.so module
elfutils: Make 64bit time_t fix generic
binutils: Fix linking failures when using dwarf-5
go: Use dl.google.com for SRC_URI
musl: Update to latest master
llvm: Upgrade to LLVM 12 release
python3-docutils: Upgrade to 0.17.1
python3-markupsafe: Enable ptests
python3-jinja2: Enable ptests
python3-pyyaml: Add recipe
apt: Fix build on musl when seccomp is enabled
default-distrovars.inc: Remove seccomp for riscv32
gcc-target: Create a LTO plugin symlink in bfd-plugins directory
bitbake.conf: Use gcc-nm as default NM
gcc-cross: Install linker LTO plugin for binutils tools
gcc-cross-canadian: Install LTO linker plugin to BFD searchable location
gnutls: Point to staging area for finding seccomp libs and includes
libjpeg-turbo: Use --reproducible option for nasm
libid3tag: Filter -ffile-prefix-map too
openssl: Filter out -ffile-prefix-map as well
ltp: Filter out -ffile-prefix-map
gcc-runtime: Fix __FILE__ related reproducablity issues
reproducible_build.bbclass: Enable -Wdate-time
pkgconfig: Fix nativesdk builds for mingw sdk hosts
m4: Do not use SIGSTKSZ
bluez: Fix shadowing of pause function from libc
valgrind: Disable leak_cpp_interior test
findutils: Do not use SIGSTKSZ
bash: Include files needed for run-heredoc ptest
libpam: Provide needed env for tst-pam_start_confdir ptest
cml1.bbclass: Return sorted list of cfg files
busybox: Enable long options for enabled applets
webkitgtk: Fix reproducibility in minibrowser
webkitgtk: Update patch status
libgcc-initial: Do not build fp128 to decimal ppc functions
gcc: Upgrade to GCC 11
busybox: Fix reproducibility
strace: Upgrade to 5.12
Konrad Weihmann (2):
cpan-base: set default UPSTREAM_CHECK_REGEX
cve-update-db-native: skip on empty cpe23Uri
Marek Vasut (1):
linux-firmware: Package RSI 911x WiFi firmware
Martin Jansa (2):
xwayland: add opengl to REQUIRED_DISTRO_FEATURES
ofono: prevent using bundled ell headers and fix build with ell-0.39
Michael Halstead (1):
releases: update to include 3.3
Michael Opdenacker (7):
dev-manual: fix code insertion
manuals: simplify code insertion
manuals: code insertion simplification over two lines
bitbake: doc: bitbake-user-manual: simplify colon usage
bitbake: doc: bitbake-user-manual: code insertion simplification over two lines
dev-manual: update references to Docker installation instructions
sanity.bbclass: mention CONNECTIVITY_CHECK_URIS in network failure message
Mikko Rapeli (4):
bitbake: bitbake: tests/fetch: fix test execution without .gitconfig
bitbake: bitbake: tests/fetch: remove write protected files too
lz4: use CFLAGS from bitbake
unzip: use optimization from bitbake
Mingli Yu (6):
libxshmfence: Build fixes for riscv32
packagegroup-core-tools-profile: Remove valgrind for riscv32
packagegroup-core-tools-testapps.bb: Remove kexec for riscv32
libtool: make sure autoheader run before automake
groff: not ship /usr/bin/grap2graph
rpm: Upgrade to 4.16.1.3
Minjae Kim (1):
qemu: fix CVE-2021-3392
Nicolas Dechesne (1):
bitbake: doc: bitbake-user-manual: fix typo left over from Sphinx migration
Niels Avonds (1):
bitbake: fetch/gitsm: Fix crash when using git LFS and submodules
Oleksandr Kravchuk (2):
python3-setuptools: update to 56.0.0
autoconf-archive: update to 2021.02.19
Otavio Salvador (2):
gstreamer1.0-plugins-base: Add 'viv-fb' OpenGL Window System option
gstreamer1.0-plugins-base: Use bb.utils.filter to reduce code
Paul Barker (10):
bitbake: hashserv: Use generic ConnectionError
bitbake: asyncrpc: Common implementation of RPC using json & asyncio
bitbake: hashserv: Refactor to use asyncrpc
bitbake: prserv: Drop obsolete python version check
bitbake: prserv: Drop unused dump_db method
bitbake: prserv: Add connect function
prservice: Use new connect API
bitbake: prserv: Use multiprocessing to auto start prserver
bitbake: prserv: Extract daemonization from PRServer class
bitbake: prserv: Handle requests in main thread
Paulo Cesar Zaneti (1):
perl: fix startperl configuration option for perl-native
Peter Budny (1):
lib/oe/terminal: Fix tmux new-session on older tmux versions (<1.9)
Petr Vorel (1):
ltp: Replace musl patches with do_patch[postfuncs]
Przemyslaw Gorszkowski (2):
bitbake: progress: LineFilterProgressHandler - Handle parsing line which ends with CR only
bitbake: fetch/s3: Add progress handler for S3 cp command
Randy MacLeod (2):
sqlite3: upgrade 3.35.0 -> 3.35.3
oe-time-dd-test.sh: increase timeout to 15 sec
Reto Schneider (2):
license_image.bbclass: Detect broken symlinks
license_image.bbclass: Fix symlink to generic license files
Richard Purdie (32):
oeqa/selftest: Hardcode test assumptions about heartbeat event timings
pseudo: Upgrade to add trailing slashes ignore path fix
oeqa/selftest: Ensure packages classes are set correctly for maintainers test
layer.conf: Update to add post 3.3 release honister series
sanity: Add error check for '%' in build path
bitbake: runqueue: Fix deferred task issues
bitbake: tinfoil/data_smart: Allow variable history emit() to function remotely
sanity: Further improve directory sanity tests
bitbake: bitbake-server: Remove now unneeded code
bitbake: doc/user-manual-fetching: Remove basepath unpack parameter docs
poky.conf: Post release version bump
runqemu: Ensure we cleanup snapshot files after image run
patchelf: Backport fix from upstream for note section overlap error
pyyaml: Add missing HOMEPAGE
yocto-check-layer: Avoid bug when iterating and autoadding dependencies
libseccomp: Add MAINTAINERS entry and HOMEPAGE
libseccomp: Fix reproducibility issue
apt: Disable libseccomp
libxcrypt: Update to 4.4.19 release and fix symbol version issues
patchelf: Fix note section alignment issues
bitbake: runqueue: Fix multiconfig deferred task sstate validity caching issue
bitbake: runqueue: Handle deferred task rehashing in multiconfig builds
patchelf: Fix alignment patch
pybootchart/draw: Avoid divide by zero error
yocto-uninative: Update to 3.1 which includes a patchelf fix
Revert "perl: fix startperl configuration option for perl-native"
bitbake: bin/bitbake-getvar: Add a new command to query a variable value (with history)
bitbake: bitbake: Switch to post release version number 1.51.0
sanity.conf: Require bitbake 1.51.0
oeqa/qemurunner: Improve logging thread exit handling for qemu shutdown test
oeqa/qemurunner: Handle path length issues for qmp socket
lib/package_manager: Use shutil.copy instead of bb.utils.copyfile for intercepts
Robert Joslyn (3):
btrfs-tools: Update to 5.11.1
btrfs-tools: Add PACKAGECONFIG options
btrfs-tools: Try to follow style guide
Robert P. J. Day (3):
sdk-manual: "beablebone" -> "beaglebone"
sdk-manual: fix broken formatting of sample command
bitbake.conf: sort MIRROR list, add missing SAMBA_MIRROR
Ross Burton (4):
glslang: strip whitespace in pkgconfig file
insane: clean up some more warning messages
bitbake: bitbake-server: ensure server timeout is a float
oe-buildenv-internal: add BitBake's library to PYTHONPATH
Sakib Sajal (12):
oe-time-dd-test.sh: make executable
oe-time-dd-test.sh: provide more information from "top"
qemu: fix CVE-2021-20181
qemu: fix CVE-2020-29443
qemu: fix CVE-2021-20221
qemu: fix CVE-2021-3409
qemu: fix CVE-2021-3416
qemu: fix CVE-2021-20257
oe-time-dd-test.sh: collect cooker log when timeout is exceeded
buildstats.bbclass: collect data in the same file.
qemu: fix CVE-2020-27821
qemu: fix CVE-2021-20263
Samuli Piippo (1):
assimp: BBCLASSEXTEND to native and nativesdk
Saul Wold (4):
pango: re-enable ptest
qemu-system-native: install qmp python module
qemurunner: Add support for qmp commands
qemurunner: change warning to info
Stefan Ghinea (3):
wpa-supplicant: fix CVE-2021-30004
libssh2: fix build failure with option no-ecdsa
xserver-xorg: fix CVE-2021-3472
Stefano Babic (1):
libubootenv: upgrade 0.3.1 -> 0.3.2
Teoh Jay Shen (6):
oeqa/manual/bsp-hw.json : remove boot_from_runlevel_3 and boot_from_runlevel_5 manual test
oeqa/manual/bsp-hw.json : remove ethernet_static_ip_set_in_connman and ethernet_get_IP_in_connman_via_DHCP manual test
oeqa/manual/bsp-hw.json : remove standby and Test_if_LAN_device_works_well_after_resume_from_suspend_state manual test
oeqa/manual/bsp-hw.json : remove click_terminal_icon_on_X_desktop manual test
oeqa/manual/bsp-hw.json :remove Check_if_RTC_(Real_Time_Clock)_can_work_correctly manual test
oeqa/manual/bsp-hw.json : remove Test_if_usb_hid_device_works_well_after_resume_from_suspend_state manual test
Trevor Gamblin (2):
nettle: upgrade 3.7.1 -> 3.7.2
ref-manual/variables.rst: Add incompatibility warning for SERIAL_CONSOLES_CHECK
Ulrich Ölmann (1):
arch-armv6m.inc: fix access rights
Vinay Kumar (1):
binutils: Fix CVE-2021-20197
Vineela Tummalapalli (1):
Adding dunfell 3.1.7 to the switcher and release list.
Wang Mingyu (6):
at-spi2-core: upgrade 2.38.0 -> 2.40.0
babeltrace2: upgrade 2.0.3 -> 2.0.4
boost-build-native: upgrade 4.3.0 -> 4.4.1
libassuan: upgrade 2.5.4 -> 2.5.5
webkitgtk: upgrade 2.30.5 -> 2.30.6
vte: upgrade 0.62.2 -> 0.62.3
Wes Lindauer (1):
oeqa/runtime/cases: Only disable/enable for current boot
Yanfei Xu (1):
parselogs: ignore floppy error on qemu-system-x86 at boot stage
Yi Fan Yu (7):
valgrind: update 3.16.1 -> 3.17.0
valgrind: Disable ptest swapcontext.vgtest
valgrind: Fix ptest swapcontext.vgtest
Revert "glib-2.0: add workaround to fix codegen.py.test failing"
re2c: Upgrade 2.0.3 -> 2.1.1
valgrind: Enable drd/tests/bar_bad* ptest
libevent: Increase ptest timing tolerance 50 ms -> 100 ms
Zqiang (1):
rt-tests: Update rt-tests
hongxu (1):
deb: apply postinstall on sdk
wangmy (34):
ell: upgrade 0.38 -> 0.39
dbus-glib: upgrade 0.110 -> 0.112
ccache: upgrade 4.2 -> 4.2.1
gcr: upgrade 3.38.1 -> 3.40.0
ghostscript: upgrade 9.53.3 -> 9.54.0
libsolv: upgrade 0.7.17 -> 0.7.18
glib-2.0: upgrade 2.66.7 -> 2.68.0
file: upgrade 5.39 -> 5.40
curl: upgrade 7.75.0 -> 7.76.0
acpica: upgrade 20210105 -> 20210331
help2man: upgrade 1.48.2 -> 1.48.3
libportal: upgrade 0.3 -> 0.4
libksba: upgrade 1.5.0 -> 1.5.1
go: upgrade 1.16.2 -> 1.16.3
libcap: upgrade 2.48 -> 2.49
libcomps: upgrade 0.1.15 -> 0.1.16
icu: upgrade 68.2 -> 69.1
mpg123: upgrade 1.26.4 -> 1.26.5
man-pages: upgrade 5.10 -> 5.11
go: update SRC_URI to use https protocol
mesa: upgrade 21.0.1 -> 21.0.2
openssh: upgrade 8.5p1 -> 8.6p1
mtools: upgrade 4.0.26 -> 4.0.27
python3-cython: upgrade 0.29.22 -> 0.29.23
tiff: upgrade 4.2.0 -> 4.3.0
boost: upgrade 1.75.0 -> 1.76.0
wpebackend-fdo: upgrade 1.8.2 -> 1.8.3
mesa: upgrade 21.0.2 -> 21.0.3
gdb: upgrade 10.1 -> 10.2
glib-networking: upgrade 2.66.0 -> 2.68.1
glslang: upgrade 11.2.0 -> 11.4.0
hdparm: upgrade 9.60 -> 9.61
libhandy: upgrade 1.2.1 -> 1.2.2
libjitterentropy: upgrade 3.0.1 -> 3.0.2
zangrc (1):
maintainers.inc: Modify email address
zhengruoqin (19):
epiphany: upgrade 3.38.2 -> 3.38.3
wpebackend-fdo: upgrade 1.8.0 -> 1.8.2
netbase: upgrade 6.2 -> 6.3
python3-dbusmock: upgrade 0.22.0 -> 0.23.0
python3-gitdb: upgrade 4.0.5 -> 4.0.7
libva: upgrade 2.10.0 -> 2.11.0
ruby: upgrade 3.0.0 -> 3.0.1
libva-utils: upgrade 2.10.0 -> 2.11.1
libdazzle: upgrade 3.38.0 -> 3.40.0
librepo: upgrade 1.13.0 -> 1.14.0
libdrm: upgrade 2.4.104 -> 2.4.105
python3-pygobject: upgrade 3.38.0 -> 3.40.1
libedit: upgrade 20210216-3.1 -> 20210419-3.1
libhandy: upgrade 1.2.0 -> 1.2.1
libical: upgrade 3.0.9 -> 3.0.10
libsolv: upgrade 0.7.18 -> 0.7.19
libmicrohttpd: upgrade 0.9.72 -> 0.9.73
python3-numpy: upgrade 1.20.1 -> 1.20.2
wireless-regdb: upgrade 2020.11.20 -> 2021.04.21
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: Ibdaea694cae40b0749d472bf08b53002a45b31d7
Diffstat (limited to 'poky/documentation/kernel-dev/common.rst')
-rw-r--r-- | poky/documentation/kernel-dev/common.rst | 225 |
1 files changed, 75 insertions, 150 deletions
diff --git a/poky/documentation/kernel-dev/common.rst b/poky/documentation/kernel-dev/common.rst index 56217b9d3..3f35d8412 100644 --- a/poky/documentation/kernel-dev/common.rst +++ b/poky/documentation/kernel-dev/common.rst @@ -54,8 +54,7 @@ section: 1. *Initialize the BitBake Environment:* Before building an extensible SDK, you need to initialize the BitBake build environment by sourcing - the build environment script (i.e. :ref:`structure-core-script`): - :: + the build environment script (i.e. :ref:`structure-core-script`):: $ cd poky $ source oe-init-build-env @@ -83,16 +82,14 @@ section: In this example we wish to build for qemux86 so we must set the ``MACHINE`` variable to "qemux86" and also add the "kernel-modules". - As described we do this by appending to ``conf/local.conf``: - :: + As described we do this by appending to ``conf/local.conf``:: MACHINE = "qemux86" MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS += "kernel-modules" 3. *Create a Layer for Patches:* You need to create a layer to hold patches created for the kernel image. You can use the - ``bitbake-layers create-layer`` command as follows: - :: + ``bitbake-layers create-layer`` command as follows:: $ cd poky/build $ bitbake-layers create-layer ../../meta-mylayer @@ -116,8 +113,7 @@ section: 4. *Inform the BitBake Build Environment About Your Layer:* As directed when you created your layer, you need to add the layer to the :term:`BBLAYERS` variable in the - ``bblayers.conf`` file as follows: - :: + ``bblayers.conf`` file as follows:: $ cd poky/build $ bitbake-layers add-layer ../../meta-mylayer @@ -125,16 +121,14 @@ section: $ 5. *Build the Extensible SDK:* Use BitBake to build the extensible SDK - specifically for use with images to be run using QEMU: - :: + specifically for use with images to be run using QEMU:: $ cd poky/build $ bitbake core-image-minimal -c populate_sdk_ext Once the build finishes, you can find the SDK installer file (i.e. - ``*.sh`` file) in the following directory: - :: + ``*.sh`` file) in the following directory:: poky/build/tmp/deploy/sdk @@ -143,8 +137,7 @@ section: 6. *Install the Extensible SDK:* Use the following command to install the SDK. For this example, install the SDK in the default - ``poky_sdk`` directory: - :: + ``poky_sdk`` directory:: $ cd poky/build/tmp/deploy/sdk $ ./poky-glibc-x86_64-core-image-minimal-i586-toolchain-ext-&DISTRO;.sh @@ -172,8 +165,7 @@ section: BitBake shell used to build the installer. After opening a new shell, run the SDK environment setup script as - directed by the output from installing the SDK: - :: + directed by the output from installing the SDK:: $ source poky_sdk/environment-setup-i586-poky-linux "SDK environment now set up; additionally you may now run devtool to perform development tasks. @@ -186,8 +178,7 @@ section: 8. *Build the Clean Image:* The final step in preparing to work on the kernel is to build an initial image using ``devtool`` in the new - terminal you just set up and initialized for SDK work: - :: + terminal you just set up and initialized for SDK work:: $ devtool build-image Parsing recipes: 100% |##########################################| Time: 0:00:05 @@ -269,16 +260,14 @@ section: In this example we wish to build for qemux86 so we must set the ``MACHINE`` variable to "qemux86" and also add the "kernel-modules". - As described we do this by appending to ``conf/local.conf``: - :: + As described we do this by appending to ``conf/local.conf``:: MACHINE = "qemux86" MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS += "kernel-modules" 3. *Create a Layer for Patches:* You need to create a layer to hold patches created for the kernel image. You can use the - ``bitbake-layers create-layer`` command as follows: - :: + ``bitbake-layers create-layer`` command as follows:: $ cd poky/build $ bitbake-layers create-layer ../../meta-mylayer @@ -301,8 +290,7 @@ section: 4. *Inform the BitBake Build Environment About Your Layer:* As directed when you created your layer, you need to add the layer to the :term:`BBLAYERS` variable in the - ``bblayers.conf`` file as follows: - :: + ``bblayers.conf`` file as follows:: $ cd poky/build $ bitbake-layers add-layer ../../meta-mylayer @@ -350,8 +338,7 @@ section: the ``yocto-4.12`` branch. The following commands show how to create a local copy of the - ``yocto-kernel-cache`` and be in the ``yocto-4.12`` branch: - :: + ``yocto-kernel-cache`` and be in the ``yocto-4.12`` branch:: $ cd ~ $ git clone git://git.yoctoproject.org/yocto-kernel-cache --branch yocto-4.12 @@ -394,8 +381,7 @@ following section describes how to create a layer without the aid of tools. These steps assume creation of a layer named ``mylayer`` in your home directory: -1. *Create Structure*: Create the layer's structure: - :: +1. *Create Structure*: Create the layer's structure:: $ mkdir meta-mylayer $ mkdir meta-mylayer/conf @@ -409,8 +395,7 @@ home directory: 2. *Create the Layer Configuration File*: Move to the ``meta-mylayer/conf`` directory and create the ``layer.conf`` file as - follows: - :: + follows:: # We have a conf and classes directory, add to BBPATH BBPATH .= ":${LAYERDIR}" @@ -429,8 +414,7 @@ home directory: ``meta-mylayer/recipes-kernel/linux`` directory and create the kernel's append file. This example uses the ``linux-yocto-4.12`` kernel. Thus, the name of the append file is - ``linux-yocto_4.12.bbappend``: - :: + ``linux-yocto_4.12.bbappend``:: FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" @@ -483,8 +467,7 @@ The append file should initially extend the :term:`FILESPATH` search path by prepending the directory that contains your files to the :term:`FILESEXTRAPATHS` -variable as follows: -:: +variable as follows:: FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" @@ -492,8 +475,7 @@ The path ``${``\ :term:`THISDIR`\ ``}/${``\ :term:`PN`\ ``}`` expands to "linux-yocto" in the current directory for this example. If you add any new files that modify the kernel recipe and you have extended ``FILESPATH`` as described above, you must place the files in -your layer in the following area: -:: +your layer in the following area:: your-layer/recipes-kernel/linux/linux-yocto/ @@ -582,8 +564,7 @@ To group related configurations into multiple files, you perform a similar procedure. Here is an example that groups separate configurations specifically for Ethernet and graphics into their own files and adds the configurations by using a ``SRC_URI`` statement like -the following in your append file: -:: +the following in your append file:: SRC_URI += "file://myconfig.cfg \ file://eth.cfg \ @@ -627,8 +608,7 @@ reference them in :term:`SRC_URI` statements. For example, you can apply a three-patch series by adding the following -lines to your linux-yocto ``.bbappend`` file in your layer: -:: +lines to your linux-yocto ``.bbappend`` file in your layer:: SRC_URI += "file://0001-first-change.patch" SRC_URI += "file://0002-second-change.patch" @@ -658,8 +638,7 @@ If you have a complete, working Linux kernel ``.config`` file you want to use for the configuration, as before, copy that file to the appropriate ``${PN}`` directory in your layer's ``recipes-kernel/linux`` directory, and rename the copied file to "defconfig". Then, add the -following lines to the linux-yocto ``.bbappend`` file in your layer: -:: +following lines to the linux-yocto ``.bbappend`` file in your layer:: FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" SRC_URI += "file://defconfig" @@ -685,8 +664,7 @@ Generally speaking, the preferred approach is to determine the incremental change you want to make and add that as a configuration fragment. For example, if you want to add support for a basic serial console, create a file named ``8250.cfg`` in the ``${PN}`` directory -with the following content (without indentation): -:: +with the following content (without indentation):: CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y @@ -698,8 +676,7 @@ with the following content (without indentation): Next, include this configuration fragment and extend the ``FILESPATH`` variable in your -``.bbappend`` file: -:: +``.bbappend`` file:: FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" SRC_URI += "file://8250.cfg" @@ -718,8 +695,7 @@ It might be desirable to have kernel configuration fragment support through a ``defconfig`` file that is pulled from the kernel source tree for the configured machine. By default, the OpenEmbedded build system looks for ``defconfig`` files in the layer used for Metadata, which is -"out-of-tree", and then configures them using the following: -:: +"out-of-tree", and then configures them using the following:: SRC_URI += "file://defconfig" @@ -732,16 +708,14 @@ append files, you can direct the OpenEmbedded build system to use a ``defconfig`` file that is "in-tree". To specify an "in-tree" ``defconfig`` file, use the following statement -form: -:: +form:: KBUILD_DEFCONFIG_KMACHINE ?= "defconfig_file" Here is an example that assigns the ``KBUILD_DEFCONFIG`` variable based on "raspberrypi2" and provides the path to the "in-tree" ``defconfig`` file to be used for -a Raspberry Pi 2, which is based on the Broadcom 2708/2709 chipset: -:: +a Raspberry Pi 2, which is based on the Broadcom 2708/2709 chipset:: KBUILD_DEFCONFIG_raspberrypi2 ?= "bcm2709_defconfig" @@ -792,8 +766,7 @@ the ":ref:`kernel-dev/common:getting ready to develop using \`\`devtool\`\``" Se ":ref:`kernel-dev/common:getting ready to develop using \`\`devtool\`\``" section for more information. - Use the following ``devtool`` command to check out the code: - :: + Use the following ``devtool`` command to check out the code:: $ devtool modify linux-yocto @@ -819,14 +792,12 @@ the ":ref:`kernel-dev/common:getting ready to develop using \`\`devtool\`\``" Se noted where you can find the source files (e.g. ``poky_sdk/workspace/sources/linux-yocto``). Change to where the kernel source code is before making your edits to the - ``calibrate.c`` file: - :: + ``calibrate.c`` file:: $ cd poky_sdk/workspace/sources/linux-yocto 2. *Edit the source file*: Edit the ``init/calibrate.c`` file to have - the following changes: - :: + the following changes:: void calibrate_delay(void) { @@ -846,8 +817,7 @@ the ":ref:`kernel-dev/common:getting ready to develop using \`\`devtool\`\``" Se . 3. *Build the Updated Kernel Source:* To build the updated kernel - source, use ``devtool``: - :: + source, use ``devtool``:: $ devtool build linux-yocto @@ -872,8 +842,7 @@ the ":ref:`kernel-dev/common:getting ready to develop using \`\`devtool\`\``" Se using QEMU to verify your changes: 1. *Boot the image*: Boot the modified image in the QEMU emulator - using this command: - :: + using this command:: $ runqemu qemux86 @@ -891,8 +860,7 @@ the ":ref:`kernel-dev/common:getting ready to develop using \`\`devtool\`\``" Se 6. *Stage and commit your changes*: Within your eSDK terminal, change your working directory to where you modified the ``calibrate.c`` file - and use these Git commands to stage and commit your changes: - :: + and use these Git commands to stage and commit your changes:: $ cd poky_sdk/workspace/sources/linux-yocto $ git status @@ -921,8 +889,7 @@ the ":ref:`kernel-dev/common:getting ready to develop using \`\`devtool\`\``" Se image that includes your kernel patches. Execute the following command from your :term:`Build Directory` in the terminal - set up to run BitBake: - :: + set up to run BitBake:: $ cd poky/build $ bitbake core-image-minimal @@ -966,14 +933,12 @@ Section. 1. *Change the working directory*: You need to locate the source files in the local copy of the kernel Git repository. Change to where the kernel source code is before making your edits to the - ``calibrate.c`` file: - :: + ``calibrate.c`` file:: $ cd ~/linux-yocto-4.12/init 2. *Edit the source file*: Edit the ``calibrate.c`` file to have the - following changes: - :: + following changes:: void calibrate_delay(void) { @@ -993,8 +958,7 @@ Section. . 2. *Stage and Commit Your Changes:* Use standard Git commands to stage - and commit the changes you just made: - :: + and commit the changes you just made:: $ git add calibrate.c $ git commit -m "calibrate.c - Added some printk statements" @@ -1009,13 +973,11 @@ Section. updated kernel source files. Add :term:`SRC_URI` and :term:`SRCREV` statements similar - to the following to your ``local.conf``: - :: + to the following to your ``local.conf``:: $ cd poky/build/conf - Add the following to the ``local.conf``: - :: + Add the following to the ``local.conf``:: SRC_URI_pn-linux-yocto = "git:///path-to/linux-yocto-4.12;protocol=file;name=machine;branch=standard/base; \ git:///path-to/yocto-kernel-cache;protocol=file;type=kmeta;name=meta;branch=yocto-4.12;destsuffix=${KMETA}" @@ -1031,16 +993,14 @@ Section. 4. *Build the Image:* With the source modified, your changes staged and committed, and the ``local.conf`` file pointing to the kernel files, - you can now use BitBake to build the image: - :: + you can now use BitBake to build the image:: $ cd poky/build $ bitbake core-image-minimal 5. *Boot the image*: Boot the modified image in the QEMU emulator using this command. When prompted to login to the QEMU console, use "root" - with no password: - :: + with no password:: $ cd poky/build $ runqemu qemux86 @@ -1059,8 +1019,7 @@ Section. 7. *Generate the Patch File:* Once you are sure that your patch works correctly, you can generate a ``*.patch`` file in the kernel source - repository: - :: + repository:: $ cd ~/linux-yocto-4.12/init $ git format-patch -1 @@ -1073,8 +1032,7 @@ Section. ``meta-mylayer``. When the layer was created using the ``yocto-create`` script, no additional hierarchy was created to support patches. Before moving the patch file, you need to add - additional structure to your layer using the following commands: - :: + additional structure to your layer using the following commands:: $ cd ~/meta-mylayer $ mkdir recipes-kernel @@ -1083,8 +1041,7 @@ Section. Once you have created this hierarchy in your layer, you can move the patch file using the - following command: - :: + following command:: $ mv ~/linux-yocto-4.12/init/0001-calibrate.c-Added-some-printk-statements.patch ~/meta-mylayer/recipes-kernel/linux/linux-yocto @@ -1093,8 +1050,7 @@ Section. the OpenEmbedded build system to find the patch. The append file needs to be in your layer's ``recipes-kernel/linux`` directory and it must be named ``linux-yocto_4.12.bbappend`` and have the following - contents: - :: + contents:: FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" SRC_URI_append = "file://0001-calibrate.c-Added-some-printk-statements.patch" @@ -1113,8 +1069,7 @@ Section. To build ``core-image-minimal`` again and see the effects of your patch, you can essentially eliminate the temporary source files saved in ``poky/build/tmp/work/...`` and residual effects of the build by entering - the following sequence of commands: - :: + the following sequence of commands:: $ cd poky/build $ bitbake -c cleanall yocto-linux @@ -1160,8 +1115,7 @@ environment, you must do the following: - You must be sure of the state of your build's configuration in the :term:`Source Directory`. -- Your build host must have the following two packages installed: - :: +- Your build host must have the following two packages installed:: libncurses5-dev libtinfo-dev @@ -1169,8 +1123,7 @@ environment, you must do the following: The following commands initialize the BitBake environment, run the :ref:`ref-tasks-kernel_configme` task, and launch ``menuconfig``. These commands assume the Source -Directory's top-level folder is ``poky``: -:: +Directory's top-level folder is ``poky``:: $ cd poky $ source oe-init-build-env @@ -1232,8 +1185,7 @@ the ``.config`` file would be: Within the ``.config`` file, you can see the kernel settings. For example, the following entry shows that symmetric multi-processor -support is not set: -:: +support is not set:: # CONFIG_SMP is not set @@ -1274,8 +1226,7 @@ your layer's ``recipes-kernel/linux`` directory, and rename the copied file to "defconfig" (e.g. ``~/meta-mylayer/recipes-kernel/linux/linux-yocto/defconfig``). Then, add the following lines to the linux-yocto ``.bbappend`` file in your -layer: -:: +layer:: FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" SRC_URI += "file://defconfig" @@ -1323,8 +1274,7 @@ appear in the ``.config`` file, which is in the :term:`Build Directory`. It is simple to create a configuration fragment. One method is to use shell commands. For example, issuing the following from the shell creates a configuration fragment file named ``my_smp.cfg`` that enables -multi-processor support within the kernel: -:: +multi-processor support within the kernel:: $ echo "CONFIG_SMP=y" >> my_smp.cfg @@ -1342,8 +1292,7 @@ To create a configuration fragment using this method, follow these steps: 1. *Complete a Build Through Kernel Configuration:* Complete a build at - least through the kernel configuration task as follows: - :: + least through the kernel configuration task as follows:: $ bitbake linux-yocto -c kernel_configme -f @@ -1352,8 +1301,7 @@ steps: your build state might become unknown, it is best to run this task prior to starting ``menuconfig``. -2. *Launch menuconfig:* Run the ``menuconfig`` command: - :: +2. *Launch menuconfig:* Run the ``menuconfig`` command:: $ bitbake linux-yocto -c menuconfig @@ -1361,8 +1309,7 @@ steps: to prepare a configuration fragment. The resulting file ``fragment.cfg`` is placed in the ``${``\ :term:`WORKDIR`\ ``}`` - directory: - :: + directory:: $ bitbake linux-yocto -c diffconfig @@ -1387,8 +1334,7 @@ options in a file called ``myconfig.cfg``. If you put that file inside a directory named ``linux-yocto`` that resides in the same directory as the kernel's append file within your layer and then add the following statements to the kernel's append file, those configuration options will -be picked up and applied when the kernel is built: -:: +be picked up and applied when the kernel is built:: FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" SRC_URI += "file://myconfig.cfg" @@ -1397,8 +1343,7 @@ As mentioned earlier, you can group related configurations into multiple files and name them all in the ``SRC_URI`` statement as well. For example, you could group separate configurations specifically for Ethernet and graphics into their own files and add those by using a -``SRC_URI`` statement like the following in your append file: -:: +``SRC_URI`` statement like the following in your append file:: SRC_URI += "file://myconfig.cfg \ file://eth.cfg \ @@ -1409,8 +1354,7 @@ Validating Configuration You can use the :ref:`ref-tasks-kernel_configcheck` -task to provide configuration validation: -:: +task to provide configuration validation:: $ bitbake linux-yocto -c kernel_configcheck -f @@ -1537,8 +1481,7 @@ To streamline the configuration, do the following: successfully. Use this configuration file as your baseline. 2. *Run Configure and Check Tasks:* Separately run the - ``do_kernel_configme`` and ``do_kernel_configcheck`` tasks: - :: + ``do_kernel_configme`` and ``do_kernel_configcheck`` tasks:: $ bitbake linux-yocto -c kernel_configme -f $ bitbake linux-yocto -c kernel_configcheck -f @@ -1572,8 +1515,7 @@ Expanding Variables Sometimes it is helpful to determine what a variable expands to during a build. You can examine the values of variables by examining the output of the ``bitbake -e`` command. The output is long and is more -easily managed in a text file, which allows for easy searches: -:: +easily managed in a text file, which allows for easy searches:: $ bitbake -e virtual/kernel > some_text_file @@ -1590,15 +1532,13 @@ source directory. Follow these steps to clean up the version string: 1. *Discover the Uncommitted Changes:* Go to the kernel's locally cloned Git repository (source directory) and use the following Git command - to list the files that have been changed, added, or removed: - :: + to list the files that have been changed, added, or removed:: $ git status 2. *Commit the Changes:* You should commit those changes to the kernel source tree regardless of whether or not you will save, export, or - use the changes: - :: + use the changes:: $ git add $ git commit -s -a -m "getting rid of -dirty" @@ -1633,8 +1573,7 @@ linux-yocto custom recipe (``linux-yocto-custom.bb``) that uses ``kernel.org`` sources and the Yocto Project Linux kernel tools for managing kernel Metadata. You can find this recipe in the ``poky`` Git repository of the Yocto Project :yocto_git:`Source Repository <>` -at: -:: +at:: poky/meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb @@ -1655,8 +1594,7 @@ Here are some basic steps you can use to work with your own sources: ``defconfig`` file or configuration fragment files in your layer. When you use the ``linux-yocto-custom.bb`` recipe, you must specify a configuration. If you do not have a ``defconfig`` file, you can run - the following: - :: + the following:: $ make defconfig @@ -1708,8 +1646,7 @@ Here are some basic steps you can use to work with your own sources: ``LINUX_VERSION`` with the Source Control Manager (SCM) revision as derived from the :term:`SRCPV` variable. The combined results are a string with the following - form: - :: + form:: 3.19.11+git1+68a635bf8dfb64b02263c1ac80c948647cc76d5f_1+218bd8d2022b9852c60d32f0d770931e3cf343e2 @@ -1723,8 +1660,7 @@ Here are some basic steps you can use to work with your own sources: triggers an explicit build failure. You must change it to match a list of the machines that your new recipe supports. For example, to support the ``qemux86`` and ``qemux86-64`` machines, use the - following form: - :: + following form:: COMPATIBLE_MACHINE = "qemux86|qemux86-64" @@ -1807,8 +1743,7 @@ Typically, you will need to set the following variables: Depending on the build system used by the module sources, you might need to make some adjustments. For example, a typical module ``Makefile`` -looks much like the one provided with the ``hello-mod`` template: -:: +looks much like the one provided with the ``hello-mod`` template:: obj-m := hello.o @@ -1845,8 +1780,7 @@ them appropriately for your machine configuration file: - :term:`MACHINE_EXTRA_RRECOMMENDS` Modules are often not required for boot and can be excluded from certain -build configurations. The following allows for the most flexibility: -:: +build configurations. The following allows for the most flexibility:: MACHINE_EXTRA_RRECOMMENDS += "kernel-module-mymodule" @@ -1895,26 +1829,22 @@ branch. $ git whatchanged origin/standard/base..origin/standard/emenlow -To see short, one line summaries of changes use the ``git log`` command: -:: +To see short, one line summaries of changes use the ``git log`` command:: $ git log --oneline origin/standard/base..origin/standard/emenlow -Use this command to see code differences for the changes: -:: +Use this command to see code differences for the changes:: $ git diff origin/standard/base..origin/standard/emenlow Use this command to see the commit log messages and the text -differences: -:: +differences:: $ git show origin/standard/base..origin/standard/emenlow Use this command to create individual patches for each change. Here is an example that creates patch files for each commit and places them -in your ``Documents`` directory: -:: +in your ``Documents`` directory:: $ git format-patch -o $HOME/Documents origin/standard/base..origin/standard/emenlow @@ -1923,15 +1853,13 @@ Showing a Particular Feature or Branch Change Tags in the Yocto Project kernel tree divide changes for significant features or branches. The ``git show`` tag command shows changes based -on a tag. Here is an example that shows ``systemtap`` changes: -:: +on a tag. Here is an example that shows ``systemtap`` changes:: $ git show systemtap You can use the ``git branch --contains`` tag command to show the branches that contain a particular feature. This command shows -the branches that contain the ``systemtap`` feature: -:: +the branches that contain the ``systemtap`` feature:: $ git branch --contains systemtap @@ -1986,8 +1914,7 @@ build. searched during the build as potential feature directories. Continuing with the example, suppose the "test.scc" feature you are - adding has a ``test.scc`` file in the following directory: - :: + adding has a ``test.scc`` file in the following directory:: my_recipe | @@ -2001,8 +1928,7 @@ build. a similarly named configuration fragment file ``test.cfg``. 2. *Add the Feature File to SRC_URI:* Add the ``.scc`` file to the - recipe's ``SRC_URI`` statement: - :: + recipe's ``SRC_URI`` statement:: SRC_URI_append = " file://test.scc" @@ -2011,8 +1937,7 @@ build. 3. *Specify the Feature as a Kernel Feature:* Use the ``KERNEL_FEATURES`` statement to specify the feature as a kernel - feature: - :: + feature:: KERNEL_FEATURES_append = " test.scc" |