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3 Commits (master)

Author SHA1 Message Date
Chun-Chieh Li e8dd9f43fa M467: Make mbedtls H/W port removable 
Some M460 chips don't support AES/SHA/ECC/RSA H/W.
Make them removable from mbedtls H/W port through '"target.macros_remove": ["MBEDTLS_CONFIG_HW_SUPPORT"]'.
 2022-09-01 10:02:19 +08:00
Chun-Chieh Li d92d75e9ac M467: Improve Crypto H/W wait helper routine 
Add crypto_xxx_wait2 helper routine to replace crypto_xxx_wait for Crypto H/W control
 2022-09-01 10:02:17 +08:00
Chun-Chieh Li 24b0feb17f M467: Support Crypto SHA/ECC H/W 
1.  Prepare crypto common code
2.  Support list
    -   SHA
    -   ECC
    NOTE: AES/RSA are to support in other works
    NOTE: Compared to M487, M467's SHA supports context save & restore (DMA Cascade mode) and so no software fallback is needed.
    NOTE: M467's ECC, following M487, goes partial-module replacement and it can just improve primitives e.g. point addition/doubling by 2X,
          and cannot improve high level point multiplication because MbedTLS doesn’t open it.
          To improve performance best, full-module replacement is needed.
    NOTE: Continuing above, add support for Montgomery curve
 2022-09-01 10:02:16 +08:00