Hi Viswanath; Wrong mailing list, it should be: [email protected]
Jose Viswanath Kraleti via lists.openembedded.org <viswanath.kraleti= [email protected]> escreveu (quinta, 19/02/2026 à(s) 16:31): > According to the Unified Kernel Image (UKI) specification [1], including > a compiled device tree in the .dtb section of a UKI is optional. However, > the current implementation always packages device trees listed in > KERNEL_DEVICETREE into the UKI by default. This makes uki.bbclass > unsuitable for systems that rely on firmware-provided DTBs and do not > want a DTB embedded in the UKI. > > Fix this by introducing a new UKI_DEVICETREE variable to control device > tree packaging. The dtb section is now populated from UKI_DEVICETREE > instead of KERNEL_DEVICETREE. Users who do not want DTBs included in the > UKI can override UKI_DEVICETREE to an empty value from their recipes. > > [1] https://uapi-group.org/specifications/specs/unified_kernel_image/ > > Signed-off-by: Viswanath Kraleti <[email protected]> > --- > meta/classes-recipe/uki.bbclass | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/meta/classes-recipe/uki.bbclass > b/meta/classes-recipe/uki.bbclass > index ea449540db..326697a066 100644 > --- a/meta/classes-recipe/uki.bbclass > +++ b/meta/classes-recipe/uki.bbclass > @@ -80,6 +80,7 @@ UKI_CONFIG_FILE ?= "${UNPACKDIR}/uki.conf" > UKI_FILENAME ?= "uki.efi" > UKI_KERNEL_FILENAME ?= "${KERNEL_IMAGETYPE}" > UKI_CMDLINE ?= "rootwait root=LABEL=root" > +UKI_DEVICETREE ?= "${KERNEL_DEVICETREE}" > # secure boot keys and cert, needs sbsign-tools-native (meta-secure-core) > #UKI_SB_KEY ?= "" > #UKI_SB_CERT ?= "" > @@ -149,8 +150,9 @@ python do_uki() { > ukify_cmd += " --cmdline='%s'" % (cmdline) > > # dtb > - if d.getVar('KERNEL_DEVICETREE'): > - for dtb in d.getVar('KERNEL_DEVICETREE').split(): > + uki_devicetree = d.getVar('UKI_DEVICETREE') > + if uki_devicetree: > + for dtb in uki_devicetree.split(): > # DTBs are without sub-directories in deploy_dir > dtb_name = os.path.basename(dtb) > dtb_path = "%s/%s" % (deploy_dir_image, dtb_name) > > > > -- Best regards, José Quaresma
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