Difference between revisions of "eLinux.org:Jetson/L4T/Camera BringUp"

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== Get Prepared ==
Move to https://elinux.org/Jetson/l4t/Camera_BringUp
* Please read through "Camera Development" section in https://developer.nvidia.com/embedded/dlc/l4t-documentation-28-1
== FAQ ==
* Tips for debugging
:*if you saw below error message
tegra-vi4 15700000.vi: PXL_SOF syncpt timeout! err = -11
:*please check below 4 items in your sensor device tree, these should follow the settings in your sensor datasheet
                                mode0 {
                                        cil_settletime = "0";
                                        active_w = "1920";
                                        active_h = "1080";
                                        embedded_metadata_height = "1";
:*if you saw below message it could be the sensor output embedded data line but DT didn't declare embedded_metadata_height or it value is 0
arm-smmu 12000000.iommu: Unhandled context fault: iova=0x00000000, fsynr=0x200011, cb=19, sid=4(0x4 - VI), pgd=0, pud=0, pmd=0, pte=0
:*Enable trace for more information
echo 1 > /sys/kernel/debug/tracing/tracing_on
echo 30720 > /sys/kernel/debug/tracing/buffer_size_kb
echo 1 > /sys/kernel/debug/tracing/events/tegra_rtcpu/enable
echo 1 > /sys/kernel/debug/tracing/events/freertos/enable
echo 2 > /sys/kernel/debug/camrtc/log-level
echo > /sys/kernel/debug/tracing/trace
cat /sys/kernel/debug/tracing/trace
:*Enable more log
    sudo su
    kill argus_daemon nvcamera-daemon
    export enableCamPclLogs=1
    export enableCamScfLogs=1
    /usr/sbin/argus_daemon      option for argus
    /usr/sbin/nvcamera-daemon  option for gst-launch
    launch camera from another console

Latest revision as of 01:13, 2 June 2021