tested on the official desktop version with kernel (ubuntu-24.04.3-preinstalled-desktop-arm64+raspi.img.xz)
Linux localhost 6.8.0-1031-raspi #35-Ubuntu SMP PREEMPT_DYNAMIC Thu Jul 3 15:00:20 UTC 2025 aarch64 aarch64 aarch64 GNU/Linux vc4 loading is successful (with RPi CM5) [ 4.722663] vc4-drm axi:gpu: bcm2712_iommu_of_xlate: MMU 1000005200.iommu [ 4.722677] vc4-drm axi:gpu: bcm2712_iommu_probe_device: MMU 1000005200.iommu [ 4.722688] vc4-drm axi:gpu: bcm2712_iommu_device_group: MMU 1000005200.iommu [ 4.722695] vc4-drm axi:gpu: Adding to iommu group 1 [ 4.722702] vc4-drm axi:gpu: bcm2712_iommu_attach_dev: MMU 1000005200.iommu [ 4.725347] vc4-drm axi:gpu: bound 107c580000.hvs (ops vc4_hvs_ops [vc4]) [ 4.726636] rc rc0: vc4-hdmi-0 as /devices/platform/soc/107c701400.hdmi/rc/rc0 [ 4.726682] input: vc4-hdmi-0 as /devices/platform/soc/107c701400.hdmi/rc/rc0/input4 [ 4.728880] input: vc4-hdmi-0 HDMI Jack as /devices/platform/soc/107c701400.hdmi/sound/card0/input5 [ 4.730010] vc4-drm axi:gpu: bound 107c701400.hdmi (ops vc4_hdmi_ops [vc4]) [ 4.731606] rc rc1: vc4-hdmi-1 as /devices/platform/soc/107c706400.hdmi/rc/rc1 [ 4.731653] input: vc4-hdmi-1 as /devices/platform/soc/107c706400.hdmi/rc/rc1/input6 [ 4.734127] input: vc4-hdmi-1 HDMI Jack as /devices/platform/soc/107c706400.hdmi/sound/card1/input7 [ 4.734940] vc4-drm axi:gpu: bound 107c706400.hdmi (ops vc4_hdmi_ops [vc4]) [ 4.735546] vc4-drm axi:gpu: bound 107c500000.mop (ops vc4_txp_ops [vc4]) [ 4.735814] vc4-drm axi:gpu: bound 107c501000.moplet (ops vc4_txp_ops [vc4]) [ 4.735922] vc4-drm axi:gpu: bound 107c410000.pixelvalve (ops vc4_crtc_ops [vc4]) [ 4.736047] vc4-drm axi:gpu: bound 107c411000.pixelvalve (ops vc4_crtc_ops [vc4]) [ 4.737837] [drm] Initialized vc4 0.0.0 20140616 for axi:gpu on minor 2 [ 4.741620] vc4-drm axi:gpu: [drm] Cannot find any crtc or sizes [ 4.743898] vc4-drm axi:gpu: [drm] Cannot find any crtc or sizes [ 4.747201] vc4-drm axi:gpu: [drm] Cannot find any crtc or sizes -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2128161 Title: pi-kernel VC4-KMS not working with CM5 To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-kernel-snaps/+bug/2128161/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
