root@imx8mprsb3720a1:~# ip link set can0 up type can bitrate 125000
[ 1362.935162] IPv6: ADDRCONF(NETDEV_CHANGE): can0: link becomes ready
root@imx8mprsb3720a1:~# ifconfig can0 up
root@imx8mprsb3720a1:~# ip link set can1 up type can bitrate 125000
[ 1381.546624] IPv6: ADDRCONF(NETDEV_CHANGE): can1: link becomes ready
root@imx8mprsb3720a1:~# ifconfig can1 up
Step 3: candump can0
root@imx8mprsb3720a1:~# candump can0 &
[1] 965
Step 4: cansend can1
root@imx8mprsb3720a1:~# cansend can1 1F334455#1122334455667788
root@imx8mprsb3720a1:~#
TPM
Using the tpm_test.bin to test
can0 1F334455
[8] 11 22 33 44 55 66 77 88