sudo ./flash.sh jetson-nano-devkit mmcblk0p1
###############################################################################
# L4T BSP Information:
# R32 , REVISION: 5.1
###############################################################################
# Target Board Information:
# Name: jetson-nano-devkit, Board Family: t210ref, SoC: Tegra 210, 
# OpMode: production, Boot Authentication: , 
# Disk encryption: disabled ,
###############################################################################
./tegraflash.py --chip 0x21 --applet "/home/nvdev/nvidia/nvidia_sdk/JetPack_4.5.1_Linux_JETSON_NANO_DEVKIT/Linux_for_Tegra/bootloader/nvtboot_recovery.bin" --skipuid --cmd "dump eeprom boardinfo cvm.bin" 
Welcome to Tegra Flash
version 1.0.0
Type ? or help for help and q or quit to exit
Use ! to execute system commands
 
[   0.0057 ] Generating RCM messages
[   0.0077 ] tegrarcm --listrcm rcm_list.xml --chip 0x21 0 --download rcm /home/nvdev/nvidia/nvidia_sdk/JetPack_4.5.1_Linux_JETSON_NANO_DEVKIT/Linux_for_Tegra/bootloader/nvtboot_recovery.bin 0 0
[   0.0099 ] RCM 0 is saved as rcm_0.rcm
[   0.0113 ] RCM 1 is saved as rcm_1.rcm
[   0.0114 ] List of rcm files are saved in rcm_list.xml
[   0.0114 ] 
[   0.0116 ] Signing RCM messages
[   0.0137 ] tegrasign --key None --list rcm_list.xml --pubkeyhash pub_key.key
[   0.0158 ] Assuming zero filled SBK key
[   0.0273 ] 
[   0.0275 ] Copying signature to RCM mesages
[   0.0296 ] tegrarcm --chip 0x21 0 --updatesig rcm_list_signed.xml
[   0.0329 ] 
[   0.0331 ] Boot Rom communication
[   0.0353 ] tegrarcm --chip 0x21 0 --rcm rcm_list_signed.xml --skipuid
[   0.0373 ] RCM version 0X210001
[   0.3720 ] Boot Rom communication completed
[   1.3846 ] 
[   1.3848 ] dump EEPROM info
[   1.3881 ] tegrarcm --oem platformdetails eeprom /home/nvdev/nvidia/nvidia_sdk/JetPack_4.5.1_Linux_JETSON_NANO_DEVKIT/Linux_for_Tegra/bootloader/cvm.bin
[   1.3914 ] Applet version 00.01.0000
[   1.6794 ] Saved platform info in /home/nvdev/nvidia/nvidia_sdk/JetPack_4.5.1_Linux_JETSON_NANO_DEVKIT/Linux_for_Tegra/bootloader/cvm.bin
[   1.7591 ] 
[   1.7626 ] tegrarcm --reboot recovery
[   1.7658 ] Applet version 00.01.0000
[   2.0752 ] 
Parsing board information failed.