Trucrux Inc

Testing CPU INFO

Login to device

To check CPU info

root@imx8mm-trux-q01:~# cat /proc/cpuinfo

output

processor : 0
BogoMIPS : 16.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4

processor : 1
BogoMIPS : 16.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4

processor : 2
BogoMIPS : 16.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4

processor : 3
BogoMIPS : 16.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4

CPU cores can be enabled and disabled using the following commands

enable :

root@imx8mm-trux-q01:~# echo 1 > /sys/devices/system/cpu/cpuX/online

disable :

root@imx8mm-trux-q01:~# echo 0 > /sys/devices/system/cpu/cpuX/online

where X is the core number