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* add 2 new variables:
KERNEL_DTB_BASE_NAME
KERNEL_DTB_SYMLINK_NAME
instead of reusing KERNEL_IMAGE_SYMLINK_NAME and than expecting that
default value ${MACHINE} was being used in e.g.:
DTB_SYMLINK_NAME=`echo ${symlink_name} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
* install normal DTB files only once even if there is multiple entries
in KERNEL_IMAGETYPE_FOR_MAKE and don't prefix them with the type of
the kernel image, use the KERNEL_IMAGETYPE_FOR_MAKE as a prefix only
when installing them bundled with kernel or initramfs image.
* deploy the files from ${D}/${KERNEL_IMAGEDEST}/ instead of kernel
build directory, so that we don't need to call
DTB_PATH=`get_real_dtb_path_in_kernel "${DTB}"`
again in do_deploy
* create all links in do_deploy task, because default KERNEL_DTB_BASE_NAME
like KERNEL_IMAGE_BASE_NAME contains PKGR and PKGR is different in
do_install and do_deploy, because kernel.bbclass calls
meta/classes/kernel.bbclass:do_install[prefuncs] += "package_get_auto_pr"
meta/classes/kernel.bbclass:do_deploy[prefuncs] += "package_get_auto_pr"
* the filenames are a bit different, but with separate variable it
should be easier for other bbclasses which use these DTB files to
find them correctly, just use either the cannonical name
$dtb_base_name.$dtb_ext or $dtb_base_name-${KERNEL_DTB_SYMLINK_NAME}.$dtb_ext
because PKGR (and other PKG* variables) might be different in your
task and kernel.do_deploy task.
* fix DTB files being deployed with incorrect filenames when
KERNEL_IMAGE_SYMLINK_NAME isn't set to ${MACHINE}, e.g. instead of
the default:
-rw-r--r-- 2 bitbake bitbake 1.4K Nov 20 07:41 deploy/images/raspberrypi3-64/Image-1-4.9.59+git0+e7976b2aff-r0.2-lirc-rpi-20171120043031.dtbo
lrwxrwxrwx 2 bitbake bitbake 64 Nov 20 07:41 deploy/images/raspberrypi3-64/Image-lirc-rpi.dtbo -> Image-1-4.9.59+git0+e7976b2aff-r0.2-lirc-rpi-20171120043031.dtbo
lrwxrwxrwx 2 bitbake bitbake 64 Nov 20 07:41 deploy/images/raspberrypi3-64/lirc-rpi.dtbo -> Image-1-4.9.59+git0+e7976b2aff-r0.2-lirc-rpi-20171120043031.dtbo
I was getting:
-rw-r--r-- 2 bitbake bitbake 1348 Nov 20 10:28 deploy/images/raspberrypi3-64/Image-linux-raspberrypi-lirc-rpi.dtbo
lrwxrwxrwx 2 bitbake bitbake 37 Nov 20 10:28 deploy/images/raspberrypi3-64/Image-linux-raspberrypi-lirc-rpi-master-20171120102653.dtbo -> Image-linux-raspberrypi-lirc-rpi.dtbo
lrwxrwxrwx 2 bitbake bitbake 37 Nov 20 10:28 deploy/images/raspberrypi3-64/lirc-rpi.dtbo -> Image-linux-raspberrypi-lirc-rpi.dtbo
and e.g. sdcard_image-rpi.bbclass from meta-raspberrypi:
https://github.com/agherzan/meta-raspberrypi/blob/37e4e18f4a745ce8dc11f7e40a29da0859ff13c6/classes/sdcard_image-rpi.bbclass
was failing in:
mcopy -i ${WORKDIR}/boot.img -s ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE}-${DTB_BASE_NAME}.dtb ::${DTB_BASE_NAME}.dtb
because ${KERNEL_IMAGETYPE}-${DTB_BASE_NAME}.dtb doesn't exist in my
build, due to
DTB_SYMLINK_NAME=`echo ${symlink_name} | sed "s/${MACHINE}/${DTB_BASE_NAME}/g"`
not replacing whole "${KERNEL_IMAGE_SYMLINK_NAME}" (read ${MACHINE})
with just ${DTB_BASE_NAME}
* with this change applied the deploy dir looks like this:
-rw-r--r-- 2 bitbake bitbake 1.4K Nov 20 15:49 deploy/images/raspberrypi3-64/lirc-rpi-1-4.9.59+git0+e7976b2aff-r0.8-raspberrypi3-64-20171120154716.dtbo
lrwxrwxrwx 2 bitbake bitbake 74 Nov 20 15:49 deploy/images/raspberrypi3-64/lirc-rpi.dtbo -> lirc-rpi-1-4.9.59+git0+e7976b2aff-r0.8-raspberrypi3-64-20171120154716.dtbo
lrwxrwxrwx 2 bitbake bitbake 74 Nov 20 15:49 deploy/images/raspberrypi3-64/lirc-rpi-raspberrypi3-64.dtbo -> lirc-rpi-1-4.9.59+git0+e7976b2aff-r0.8-raspberrypi3-64-20171120154716.dtbo
and works correctly even with DISTRO using different naming scheme
* the sdcard_image-rpi.bbclass still needs to be modified, I've provided
updated version here:
https://github.com/agherzan/meta-raspberrypi/pull/159
* mpc8315e-rdb.conf MACHINE in meta-yocto-bsp also needs small fix:
https://lists.yoctoproject.org/pipermail/poky/2018-July/011436.html
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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* just to make it more clear what is local shell variable and what is
replaced by bitbake from the metadata and also to prevent the variable
to be incorrectly expanded by bitbake if someone happens to define
e.g. DTB_BASE_NAME
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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This reverts commit 2e7f3b2b9318d1e5395ad58131eafb873f614326.
It was breaking quite common use case that the dtb files are in
some subdirectory and then kernel build fails to build them.
As reported by khem:
http://lists.openembedded.org/pipermail/openembedded-core/2018-July/152578.html
me:
http://lists.openembedded.org/pipermail/openembedded-core/2018-July/152579.html
on raspberrypi3 build:
make[3]: *** No rule to make target 'arch/arm/boot/dts/dwc2.dtbo'. Stop.
arch/arm/Makefile:345: recipe for target 'dwc2.dtbo' failed
make[2]: *** [dwc2.dtbo] Error 2
Makefile:146: recipe for target 'sub-make' failed
and trevor on the IRC:
20:35:49 < tlwoerner> the recent 2e7f3b2b9318d1e5395ad58131eafb873f614326 commit in oe-core seems to cause dragonboard-410c's kernel to fail to build
20:36:26 < tlwoerner> for the dragonboard-410c, KERNEL_DEVICETREE is set to "qcom/apq8016-sbc.dtb" but the build failure is:
20:36:37 < tlwoerner> *** No rule to make target 'arch/arm64/boot/dts/dts/qcom/apq8016-sbc.dtb'. Stop.
20:36:44 < tlwoerner> i.e. the "qcom/" is getting removed
20:37:08 < tlwoerner> oops!!
20:37:33 < tlwoerner> wrong copy&paste, the actual error is:
20:37:36 < tlwoerner> *** No rule to make target 'arch/arm64/boot/dts/apq8016-sbc.dtb'. Stop.
20:37:53 < tlwoerner> i.e., the "qcom/" is being stripped out
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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The normalize_dtb function was buggy because
it only converted from .dts suffix to .dtb
suffix if the user passed a full source path to
KERNEL_DEVICETREE containing the /dts/ path.
The problem is that if the user did that there
would be a warning.
On the othet hand if user just set the variable
KERNEL_DEVICETREE="file.dts" the bbclass translation
to the respective .dtb target did not occur and
make would fail saying it has no rule to make target
file.dts
This patch decouples the logic of having /dts/ in the
path from the target translation.
Signed-off-by: Paulo Neves <ptsneves@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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Some distros may want to provide alternate kernel "flavors" via feeds or
within bootable images. For example, readily available builds which
provide certain diagnostic features can enable developers and testers to
more quickly resolve issues by avoiding lengthy kernel builds.
This change allows for building multiple flavors of the kernel and
module packages by templatizing kernel package names via a new
KERNEL_PACKAGE_NAME variable in kernel.bbclass. It defaults to the old
name of "kernel", but can be overridden by certain recipes providing
alternate kernel flavors.
To maintain compatibility, recipes providing alternate kernel flavors
cannot be the "preferred provider" for virtual/kernel. This is because
OE puts the preferred provider's build and source at
"tmp-glibc/work-shared/$MACHINE/kernel-build-artifacts/" and
"tmp-glibc/work-shared/$MACHINE/kernel-source/" instead of
"tmp-glibc/work/*/$PN/" like other recipes. Therefore, recipes using the
default KERNEL_PACKAGE_NAME="kernel" follows the old semantics -- build
in the old location and may be preferred provider -- while recipes using
all other KERNEL_PACKAGE_NAME's build from the normal WORKDIR and don't
provide "virtual/kernel".
Testing:
1. Add `KERNEL_PACKAGE_NAME_pn-linux-yocto-tiny = "tiny-linux"`
to local.conf so that linux-yocto-tiny may build alongside
the main kernel (linux-yocto).
2. `bitbake linux-yocto linux-yocto-tiny` to build both kernel flavors.
3. Verified image and modules IPKs exist for both:
tmp-glibc/deploy/ipk/qemux86/kernel-* for linux-yocto
tmp-glibc/deploy/ipk/qemux86/tiny-linux* for linux-yocto-tiny
4. Verified linux-yocto is the "preferred provider", and was built in
shared directory: tmp-glibc/work-shared/qemux86/kernel-*
5. Add `CORE_IMAGE_BASE_INSTALL_append_pn-core-image-base = "tiny-linux"`
to local.conf to install both kernel flavors in core-image-base.
6. `bitbake core-image-base` to build an image.
7. Verified image contains two bzImage's under /boot/, with
"yocto-standard" (linux-yocto recipe) selected to boot via symlink.
Discussion threads:
http://lists.openembedded.org/pipermail/openembedded-core/2015-December/thread.html#114122
http://lists.openembedded.org/pipermail/openembedded-core/2017-July/thread.html#139130
[YOCTO #11363]
Signed-off-by: Ioan-Adrian Ratiu <adrian.ratiu@ni.com>
Signed-off-by: Gratian Crisan <gratian.crisan@ni.com>
Signed-off-by: Haris Okanovic <haris.okanovic@ni.com>
Coauthored-by: Gratian Crisan <gratian.crisan@ni.com>
Coauthored-by: Haris Okanovic <haris.okanovic@ni.com>
Coauthored-by: Josh Hernstrom <josh.hernstrom@ni.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
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The are use cases where the Device Tree appended to the kernel is
convinient, so we generate the bundle concatenating the kernel (and
potentionally the initramfs) and the Device Tree binaries.
To enable it, set KERNEL_DEVICETREE_BUNDLE variable to '1'
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Ross Burton <ross.burton@intel.com>
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The Device Tree is commonly used but it is still kept as a .inc file
instead of a proper class. Instead now we move the Device Tree code to
a kernel-devicetree class and automatically enable it when the
KERNEL_DEVICETREE variable is set.
To avoid breakage in existing layers, we kept a linux-dtb.inc file
which raises a warning telling the user about the change so in next
release this can be removed.
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
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Martin Jansa
Paulo Neves
Haris Okanovic
Otavio Salvador