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1. When adding
CONFIG_PSA_CRYPTO_DRIVER_CC3XX=y
to the configuration as shown in the diagram, does it enable the use of the CC310 accelerator? -
2. My understanding is that the accelerator turns on/off only when executing encryption-related functions such as
psa_aead_encrypt
. If this is correct, could you please share the relevant documentation? If not, do we need to manually control the on/off state of the accelerator? -
3. I am currently working with the AES-CCM example to implement AES-CCM encryption. The example appears to utilize PSA drivers and includes encryption functionality. However, I am unable to locate detailed usage instructions for the relevant APIs. Could you guide me on where to find this information?
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4. During my research into encryption libraries, I came across two libraries:
3xx_platform
andnrf_cc3xx_mbedcrypto
. I am unclear about the differences between these two libraries and which one is officially recommended for use with NCS (nRF Connect SDK). Could you provide clarification?