system crash when we read the VI Frame Count register with command : sudo devmem2 0x0x15f11070.
According to https://docs.nvidia.com/drive/drive-os-5.2.3.0L/drive-os/index.html#page/DRIVE_OS_Linux_SDK_Development_Guide/NvMedia/nvmedia_debugging_csi_errors.html#wwpID0E0QB0HA , we can read it.
error log :
tegra-ubuntu login: [ 36.973772] bash[1220]: Switch did not repospond to MAC address 02-00-de-af-00-01
[ 36.974164] bash[1220]: Get firmware version will be attempted using 02-00-00-00-00-11
[ 47.097593] bash[1220]: Unable to get the current switch firmware version
[ 47.097971] bash[1220]: Please also check the ethernet interface provided.
[ 47.098934] bash[1220]: Current ethernet interface used is : eth0.200
[ 47.099279] bash[1220]: Try running with sudo if not already
[ 47.099709] bash[1220]: Could not get the current firware version.
[ 47.100179] bash[1220]: Updation failed
[ 47.100485] bash[1220]: ----------------------- Error log start ------------------------
[ 47.100956] bash[1220]: /lib/firmware/marvell_ethernet//tools/linux/prebuilt/MarvFlashImage -fv -iieth0.200 -da02-00-de-af-00-01 -dn17 -th10000
[ 47.101379] bash[1220]: Marvell 88Q5050 Image Download Tool v0.00.0014 (local build)
[ 47.102183] bash[1220]: Result = 0
[ 47.102593] bash[1220]: Start: 5616, current: 10006617, diff: 10001001, diff2: 10001
[ 47.102950] bash[1220]: Timeout 10000 elapsed, RX tries: 4854938
[ 47.103360] bash[1220]: TIMEOUT!
[ 47.103857] bash[1220]: Failed to Get the response for firmware version get command :9807: ReceiveGetFwResponse()returned error 9.
[ 47.104663] bash[1220]: GetFwVersion failed with error:9
[ 47.105017] bash[1220]: Image Download Tool exiting with result 2.
[ 47.105394] bash[1220]: /lib/firmware/marvell_ethernet//tools/linux/prebuilt/MarvFlashImage -fv -iieth0.200 -da02-00-00-00-00-11 -dn17 -th10000
[ 47.105775] bash[1220]: Marvell 88Q5050 Image Download Tool v0.00.0014 (local build)
[ 47.106187] bash[1220]: Result = 0
[ 47.106532] bash[1220]: Start: 4827, current: 10005828, diff: 10001001, diff2: 10001
[ 47.106877] bash[1220]: Timeout 10000 elapsed, RX tries: 5423365
[ 47.107272] bash[1220]: TIMEOUT!
[ 47.107634] bash[1220]: Failed to Get the response for firmware version get command :9807: ReceiveGetFwResponse()returned error 9.
[ 47.108085] bash[1220]: GetFwVersion failed with error:9
[ 47.108841] bash[1220]: Image Download Tool exiting with result 2.
[ 47.109200] bash[1220]: ----------------------- Error log end ------------------------
[ 47.110124] bash[1220]: Failed to update the Marvell switch firmware… Script exited with 1
???130624863|HV/c0: ???**************************************
???130626065|HV/c0: ???CPU:0, Error:CBBNOCAXI
???130626929|HV/c0: ??? Error Logger : 0
???130627667|HV/c0: ??? ErrLog0 : 0x80070400
???130628474|HV/c0: ??? Transaction Type : RD - Read, Incrementing
???130629640|HV/c0: ??? Error Code : SEC
???130630660|HV/c0: ??? Error Source : Initiator NIU or Firewall
???130637275|HV/c0: ??? Error Description : Security violation. Firewall error
???130645037|HV/c0: ??? Packet header Lock : 0
???130649976|HV/c0: ??? Packet header Len1 : 7
???130654916|HV/c0: ??? NOC protocol version : version >= 2.7
???130661178|HV/c0: ??? ErrLog1 : 0x352822
???130665765|HV/c0: ??? ErrLog2 : 0x0
???130669912|HV/c0: ??? RouteId : 0x352822
???130674586|HV/c0: ??? InitFlow : ccroc_p2ps/I/ccroc_p2ps
???130680672|HV/c0: ??? Targflow : host1x_p2pm/T/host1x_p2pm
???130686934|HV/c0: ??? TargSubRange : 20
???130691521|HV/c0: ??? SeqId : 0
???130695490|HV/c0: ??? ErrLog3 : 0x311470
???130700077|HV/c0: ??? ErrLog4 : 0x0
???130704225|HV/c0: ??? Address : 0x15f11470
???130709162|HV/c0: ??? ErrLog5 : 0x889f850
???130713837|HV/c0: ??? Non-Modify : 0x1
???130718337|HV/c0: ??? AXI ID : 0x11
???130722570|HV/c0: ??? Master ID : CCPLEX
???130727244|HV/c0: ??? Security Group(GRPSEC): 0x7e
???130732713|HV/c0: ??? Cache : 0x0 – Non-cacheable/Non-Bufferable)
???130739770|HV/c0: ??? Protection : 0x2 – Unprivileged, Non-Secure, Data Access
???130747884|HV/c0: ??? FALCONSEC : 0x0
???130752295|HV/c0: ??? Virtual Queuing Channel(VQC): 0x0
???130758205|HV/c0: ???**************************************
???130764300|HV/c0: ???CBB-ERR: Stopping guest 0 that owns the peripheral belonging to the address 0x15f11470.
???[ 129.763] Start VM0(Guest VM 0) to VM_STATE_SHUTDOWN
[ 129.884] End VM0(Guest VM 0) to VM_STATE_SHUTDOWN
???SMMU instance: 0x0
StreamID: 0x1b
Input Fault Address: 0x7ffffc6f80
Access Type: Read
Fault type: S2 CB
CB Index: 0x0
S2 CB belongs to VM: 0x0
Stage-2 CB fault. Killing VM: 0x0
???130942765|HV/c0: ???vpr base=8:70000000, size=80, ctrl=1, override:(a01a8340, fcee10c1, 1, 0)
???130944358|HV/c0: ???(255) csw_xusb_hostw: EMEM VPR violation
???130946589|HV/c0: ??? status = 0x0ff7404b; addr = 0xffffffff00
???130953028|HV/c0: ??? secure: yes, access-type: write
???SMMU instance: 0x1
StreamID: 0x1b
Input Fault Address: 0x7ffffa7080
Access Type: Read
Fault type: S2 CB
CB Index: 0x0
S2 CB belongs to VM: 0x0
Stage-2 CB fault. Killing VM: 0x0
??
[*] DRIVE OS Linux 5.2.6
DRIVE OS Linux 5.2.6 and DriveWorks 4.0
DRIVE OS Linux 5.2.0
DRIVE OS Linux 5.2.0 and DriveWorks 3.5
NVIDIA DRIVE™ Software 10.0 (Linux)
NVIDIA DRIVE™ Software 9.0 (Linux)
other DRIVE OS version
other
Target Operating System
[*] Linux
QNX
other
Hardware Platform
[*] NVIDIA DRIVE™ AGX Xavier DevKit (E3550)
NVIDIA DRIVE™ AGX Pegasus DevKit (E3550)
other
SDK Manager Version
1.7.1.8928
[*] other
Host Machine Version
[*] native Ubuntu 18.04
other