tree 92ce46515179ff89d8619ec1bd98179aea4750b7
parent 38f893692ad9b8edb5413f4b2b9cd15a9b485685
author Manish V Badarkhe <Manish.Badarkhe@arm.com> 1693994497 +0100
committer Manish V Badarkhe <Manish.Badarkhe@arm.com> 1696494875 +0100

feat(mbedtls-psa): initialise mbedtls psa crypto

Initialised Mbedtls PSA cryto during Crypto init using
function call 'psa_crypto_init'.

MbedTLS currently requires a Random Number Generator (RNG) once
PSA Crypto support is enabled. However, TF-A itself doesn't engage
in cryptographic operations that demand randomness. Consequently,
we simulate the presence of an external TRNG (through the configuration
option 'MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG) while, in reality, we offer
a dummy implementation of mbedtls_psa_external_get_random() that always
returns an error.

Change-Id: Ife6d03909c0e6081438d2b2519ef500e5dcdb88f
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>