I’m trying to create an embedded LINUX distribution for the 96Board IoT Edition Nitrogen board using Yocto.
- I followed the board agnostic instructions in : https://www.96boards.org/documentY ation/consumer/guides/open_embedded.md.html
and setup the build environment using repo.
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I chose 96boards-32bit as the Yocto target MACHINE option for the nRF52832 microcontroller.
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And rpb as the distro.
When I tried the most basic build, these are the errors I see:
#bitbake rpb-console-image
WARNING: You have included the meta-virtualization layer, but ‘virtualization’ has not been enabled in your DISTRO_FEATURES. Some bbappend files may not take effect. See the meta-virtualization README for details on enabling virtualization support.
WARNING: /opt/yocto-96boards-nitrogen/build-rpb/conf/…/…/layers/meta-linaro/meta-linaro/recipes-kernel/linux/linux-hikey-ilp32_4.12.bb: Variable key FILES_${KERNEL_PACKAGE_NAME}-devicetree (/${KERNEL_IMAGEDEST}/.dtb /${KERNEL_IMAGEDEST}/.dtbo) replaces original key FILES_kernel-devicetree ( /boot/*.dtb).
WARNING: /opt/yocto-96boards-nitrogen/build-rpb/conf/…/…/layers/meta-linaro/meta-linaro/recipes-kernel/linux/linux-hikey-ilp32_4.12.bb: Variable key RDEPENDS_${KERNEL_PACKAGE_NAME}-image ( ${@oe.utils.conditional(‘KERNEL_IMAGETYPE’, ‘vmlinux’, ‘${KERNEL_PACKAGE_NAME}-vmlinux’, ‘’, d)}) replaces original key RDEPENDS_kernel-image ( kernel-devicetree).
Parsing recipes: 100% |##########################################| Time: 0:02:01
Parsing of 3220 .bb files complete (0 cached, 3220 parsed). 4440 targets, 412 skipped, 0 masked, 0 errors.
WARNING: No recipes available for:
/opt/yocto-96boards-nitrogen/build-rpb/conf/…/…/layers/meta-96boards/recipes-graphics/wayland/weston_6%.bbappend
NOTE: Resolving any missing task queue dependencies
NOTE: Multiple providers are available for zlib-native (zlib-native, zlib-intel-native)
Consider defining a PREFERRED_PROVIDER entry to match zlib-native
NOTE: Multiple providers are available for zlib (zlib, zlib-intel)
Consider defining a PREFERRED_PROVIDER entry to match zlib
NOTE: Multiple providers are available for nativesdk-zlib (nativesdk-zlib, nativesdk-zlib-intel)
Consider defining a PREFERRED_PROVIDER entry to match nativesdk-zlib
ERROR: Nothing RPROVIDES ‘grub-efi’ (but /opt/yocto-96boards-nitrogen/build-rpb/conf/…/…/layers/openembedded-core/meta/recipes-core/packagegroups/packagegroup-core-boot.bb RDEPENDS on or otherwise requires it)
grub-efi was skipped: incompatible with host arm-linaro-linux-gnueabi (not in COMPATIBLE_HOST)
NOTE: Runtime target ‘grub-efi’ is unbuildable, removing…
Missing or unbuildable dependency chain was: [‘grub-efi’]
NOTE: Runtime target ‘packagegroup-core-boot’ is unbuildable, removing…
Missing or unbuildable dependency chain was: [‘packagegroup-core-boot’, ‘grub-efi’]
ERROR: Required build target ‘rpb-console-image’ has no buildable providers.
Missing or unbuildable dependency chain was: [‘rpb-console-image’, ‘packagegroup-core-boot’, ‘grub-efi’]
There wasn’t anything on Google which could provide relevant information. What am I missing here??