2359914_en-US

[#1]

What is the cause of SMC_SC_LOCKED_NOP?

Hello,

when using imx8mp Android 15, the following message appears during startup. What could be causing this?

thanks.

01-01 00:00:02.055 1 1 I init: Loaded kernel module /lib/modules/soc-imx8m.ko will appear when booting
01-01 00:00:02.062 1 1 E : trusty trusty: failed to get version: -1
01-01 00:00:02.062 1 1 I : trusty trusty: selected api version: 0 (requested 5)
01-01 00:00:02.067 83 83 E : trusty trusty: locked_nop_work_func: SMC_SC_LOCKED_NOP failed -1
01-01 00:00:02.067 84 84 E : trusty trusty: The message "locked_nop_work_func: SMC_SC_LOCKED_NOP failed -1

01-01 00:00:02.067 85 85 E : trusty trusty: locked_nop_work_func: SMC_SC_LOCKED_NOP failed -1

01-01 00:00:02.067 86 86 E : trusty trusty: locked_nop_work_func: SMC_SC_LOCKED_NOP failed -1

01-01 00:00:02.067 1 1 W : trusty trusty: trusty-share not supported on secure side, error=-1" could be causing this problem.

Re: What is the cause of SMC_SC_LOCKED_NOP?

Hi @GavinChen,
Thank you for contacting NXP Support!

Could you please provide more details about the error you are encountering?
I have tested the i.MX8MP EVK using the pre compiled image, and it is working as expected on my side.

Are you using an EVK board?

Best regards,
Chavira