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

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     kworker/5:3-1359  [005] ...1  253.671478: rtcpu_vinotify_handle_msg: tstamp:8279969890 tag:ISPBUF_FIFO_OVERFLOW channel:0x00 frame:12340 vi_tstamp:3985001981 data:0x00000000
 
     kworker/5:3-1359  [005] ...1  253.671478: rtcpu_vinotify_handle_msg: tstamp:8279969890 tag:ISPBUF_FIFO_OVERFLOW channel:0x00 frame:12340 vi_tstamp:3985001981 data:0x00000000
 
     kworker/5:3-1359  [005] ...1  253.671481: rtcpu_vinotify_handle_msg: tstamp:8279970411 tag:CHANSEL_FAULT channel:0x00 frame:12340 vi_tstamp:3985001998 data:0x00000100
 
     kworker/5:3-1359  [005] ...1  253.671481: rtcpu_vinotify_handle_msg: tstamp:8279970411 tag:CHANSEL_FAULT channel:0x00 frame:12340 vi_tstamp:3985001998 data:0x00000100
 +
* if you saw below error message from the trace
 +
Lose the FE package cause the FS_FAULT
 +
    kworker/4:0-30 [004] ...1 241.772647: rtcpu_vinotify_handle_msg: tstamp:7868673094 tag:CHANSEL_PXL_EOF channel:0x00 frame:1 vi_tstamp:3573705283 data:0x08ad0002
 +
    kworker/4:0-30 [004] ...1 241.772651: rtcpu_vinotify_handle_msg: tstamp:7868711648 tag:CSIMUX_FRAME channel:0x00 frame:1 vi_tstamp:3573743671 data:0x000000a0
 +
    kworker/4:0-30 [004] ...1 241.772656: rtcpu_vinotify_handle_msg: tstamp:7868712008 tag:ATOMP_FE channel:0x00 frame:1 vi_tstamp:3573743672 data:0x00000000
  
 
* To enable logs from user-space for more details
 
* To enable logs from user-space for more details

Revision as of 22:44, 23 July 2018

Get Prepared

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 error message
video4linux video0: MW_ACK_DONE syncpoint time out!
  • please check below
please review the configuration of "line_length" in sensor driver
try to increase the delay between video lines data send via CSI
review the sensor datasheet to check the settings of FPS range
  • 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



Steps to enable more debug messages

  • To 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
  • if you saw below error message from the trace

It could be CRC error at frame end package. Please contact with sensor vendor to check the CRC header.

    kworker/0:1-2059  [000] ...1   434.733650: rtcpu_vinotify_handle_msg: tstamp:13948014423 tag:CSIMUX_FRAME channel:0x00 frame:2 vi_tstamp:1063112012 data:0x00400060
    kworker/0:1-2059  [000] ...1   434.733654: rtcpu_vinotify_handle_msg: tstamp:13949051348 tag:CSIMUX_FRAME channel:0x00 frame:3 vi_tstamp:1064148939 data:0x00400060
  • if you saw below error message from the trace

It could be the pix_clk_hz in DT too small cause the ISP can't handle the input.

    kworker/5:2-248 [005] ...1 297.951130: rtcpu_vinotify_handle_msg: tstamp:9663302491 tag:CSIMUX_FRAME channel:0x00 frame:13 vi_tstamp:1073367484 data:0x00400062 
    kworker/5:2-248 [005] ...1 297.951133: rtcpu_vinotify_handle_msg: tstamp:9663324801 tag:ISPBUF_FS channel:0x00 frame:14 vi_tstamp:1073389804 data:0x00000000 
    kworker/5:2-248 [005] ...1 297.951133: rtcpu_vinotify_handle_msg: tstamp:9663335039 tag:CHANSEL_PXL_SOF channel:0x00 frame:14 vi_tstamp:1073400039 data:0x00000001 
    kworker/5:2-248 [005] ...1 297.951134: rtcpu_vinotify_handle_msg: tstamp:9664344311 tag:CHANSEL_SHORT_FRAME channel:0x04 frame:14 vi_tstamp:1074409154 data:0x00000001 
    kworker/5:2-248 [005] ...1 297.951135: rtcpu_vinotify_handle_msg: tstamp:9664344499 tag:ISPBUF_FE channel:0x00 frame:14 vi_tstamp:1074409155 data:0x00000000

OR

    kworker/5:3-1359  [005] ...1   253.671469: rtcpu_vinotify_handle_msg: tstamp:8279208283 tag:CSIMUX_FRAME channel:0x03 frame:1276 vi_tstamp:3984240577 data:0x000004a2
    kworker/5:3-1359  [005] ...1   253.671476: rtcpu_vinotify_handle_msg: tstamp:8279969727 tag:CHANSEL_PXL_SOF channel:0x00 frame:12340 vi_tstamp:3985001693 data:0x00000001
    kworker/5:3-1359  [005] ...1   253.671478: rtcpu_vinotify_handle_msg: tstamp:8279969890 tag:ISPBUF_FIFO_OVERFLOW channel:0x00 frame:12340 vi_tstamp:3985001981 data:0x00000000
    kworker/5:3-1359  [005] ...1   253.671481: rtcpu_vinotify_handle_msg: tstamp:8279970411 tag:CHANSEL_FAULT channel:0x00 frame:12340 vi_tstamp:3985001998 data:0x00000100
  • if you saw below error message from the trace

Lose the FE package cause the FS_FAULT

    kworker/4:0-30 [004] ...1 241.772647: rtcpu_vinotify_handle_msg: tstamp:7868673094 tag:CHANSEL_PXL_EOF channel:0x00 frame:1 vi_tstamp:3573705283 data:0x08ad0002 
    kworker/4:0-30 [004] ...1 241.772651: rtcpu_vinotify_handle_msg: tstamp:7868711648 tag:CSIMUX_FRAME channel:0x00 frame:1 vi_tstamp:3573743671 data:0x000000a0 
    kworker/4:0-30 [004] ...1 241.772656: rtcpu_vinotify_handle_msg: tstamp:7868712008 tag:ATOMP_FE channel:0x00 frame:1 vi_tstamp:3573743672 data:0x00000000 
  • To enable logs from user-space for more details
sudo su
kill the process of argus_daemon or nvcamera-daemon
export enableCamPclLogs=5
export enableCamScfLogs=5
/usr/sbin/argus_daemon      option for argus
/usr/sbin/nvcamera-daemon   option for gst-launch
 
launch camera from another console