FAQ based on S32G HSE-H

Some common issues of HSE-H based on S32G are summarized. Hope it can help you understand the known issues of HSE-H.

The issue contents have been listed to facilitate finding the topic you care about. Please refer to the attachment for details. Thank you.

HSE FW Attributes

Q: When is power on VDD_EUFSE required ?
Q: Why does the HSE self-test fail in HSE FW 1.0.5
Q: How to sign for serial bootloader
Q: Which data of SYS_IMG will be verified during boot phase
Q: What is SIMULATED_OEM/IN_FEILD attribute and how to use it?
Q: Where can I check the anti-rollback counter numbers in FW_IMG* and SYS_IMG?
Q: How does HSE allocate time slots if there are multiple service requests?
Q: What are heavy operations and what are fast operations?
Q: What to do if a fatal error occurs (GSR bit 16 to bit 31 non-zero)?
Q: What do those fatal errors in GSR stand for?
Q: Can we verify the Blue image offline?
Q: Is anti-rollback protection enabled by default?
Q: What is random IV number
Q: Is it feasible to format the key catalog in SYS_IMG when LC=IN_FEILD?
Q: Does FSR and GSR have same value for each MUs?

Boot

Q: Boot flow
Q: Secure boot
Q: If IVT_AUTH==1, can BOOT_SEQ keep to non-secure boot(BOOT_SEQ==0)
Q: What may cause secure boot fail

HSE FW Service

Q: Why some services are taking longer times than usual
Q: How often is the RNG reseeded
Q: Which services may include RNG reseeding?
Q: Does HSE UIO support suspend&resume?
Q: How to export derive keys
Q: Which key usage flags have conflict
Q: How to import keys that crypto driver doesn’t support?

HSE FW Others

Q: How to power VDD_EFUSE
Q: Why should XRDC give HSE the access to NCSPD_STAT register
Q: What should be done before Life_Cycle advancement?
Q: Why can't the 1.0.9 HSE demo load SYS_IMG with QSPI reconfiguration parameters when non-secure boot?
Q: Which peripherals’ access should be given to HSE in XRDC configuration?
Q: Why do we recommend switching HSE FW from pink to blue?