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Add TuxMake as an alternative backend for kernel builds #3037

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Merged
nuclearcat merged 7 commits into from
Mar 17, 2026
+240 −75
Merged

Add TuxMake as an alternative backend for kernel builds #3037

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ca57c3e
config: docker: kernelci: Add tuxmake
roxell Dec 5, 2025
64a2369
kbuild: Add backend parameter and refactor build logic
roxell Dec 9, 2025
020673f
kbuild: Add tuxmake backend support
roxell Dec 9, 2025
2382234
kbuild: Use tuxmake native fragment support with --kconfig-add
roxell Dec 9, 2025
b690f6a
kbuild: backend tuxmake: Add dtbs_check support
roxell Jan 8, 2026
1c4e21f
runtime: boot: handle compressed kernel images
roxell Mar 10, 2026
91130ab
runtime: fastboot: gunzip compressed kernel before mkbootimg
roxell Mar 10, 2026
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3 changes: 3 additions & 0 deletions config/docker/fragment/kernelci.jinja2
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Expand Up @@ -18,6 +18,9 @@ RUN cp -R config /etc/kernelci/
WORKDIR /root
RUN rm -rf /tmp/kernelci-core

# Install tuxmake kernel build tool
RUN pip3 install --break-system-packages --no-cache-dir tuxmake==1.35.0

# Set up kernelci user
RUN useradd kernelci -u 1000 -d /home/kernelci -s /bin/bash
RUN mkdir -p /home/kernelci
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5 changes: 4 additions & 1 deletion config/runtime/boot/barebox.jinja2
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@@ -1,6 +1,9 @@
- deploy:
kernel:
type: {{ node.data.kernel_type }}
type: {{ node.data.kernel_type | replace('.gz', '') }}
{%- if node.data.kernel_type.endswith('.gz') %}
compression: gz
{%- endif %}
url: '{{ node.artifacts.kernel }}'
modules:
compression: xz
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3 changes: 3 additions & 0 deletions config/runtime/boot/fastboot.jinja2
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Expand Up @@ -45,6 +45,9 @@
docker:
image: ghcr.io/mwasilew/docker-mkbootimage:master
steps:
{%- if node.data.kernel_type.endswith('.gz') %}
- gunzip Image.gz
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@yogeshlal yogeshlal Mar 11, 2026

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what if I don't want to use compress kernel image ?

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@bhcopeland bhcopeland Mar 16, 2026

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Both are supported, this is only if it comes through as a zipped file it will run this. TuxMake tends to produce compressed images, while the make backend produces uncompressed ones. The fastboot template adapts to whichever it receives.

{%- endif %}
- mkbootimg --header_version 2 --kernel Image --dtb {{ dtb }} --cmdline "console=ttyMSM0,115200n8 earlycon qcom_geni_serial.con_enabled=1 mem_sleep_default=s2idle mitigations=auto video=efifb:off" --ramdisk {{ ramdisk_name }} --output boot.img
to: downloads

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5 changes: 4 additions & 1 deletion config/runtime/boot/grub.jinja2
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Expand Up @@ -2,7 +2,10 @@
kernel:
url: '{{ node.artifacts.kernel }}'
image_arg: -kernel {kernel} -serial stdio --append "console=ttyS0"
type: {{ node.data.kernel_type }}
type: {{ node.data.kernel_type | replace('.gz', '') }}
{%- if node.data.kernel_type.endswith('.gz') %}
compression: gz
{%- endif %}
{%- if boot_commands == 'nfs' %}
nfsrootfs:
url: '{{ nfsroot }}/full.rootfs.tar.xz'
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5 changes: 4 additions & 1 deletion config/runtime/boot/u-boot.jinja2
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@@ -1,6 +1,9 @@
- deploy:
kernel:
type: {{ node.data.kernel_type }}
type: {{ node.data.kernel_type | replace('.gz', '') }}
{%- if node.data.kernel_type.endswith('.gz') %}
compression: gz
{%- endif %}
url: '{{ node.artifacts.kernel }}'
modules:
compression: xz
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