SPRUJB6B November 2024 – May 2025 AM2612
AES Operations require the following inputs:
The AES operation produces a data word which is encrypted or decrypted. The MAC operation produces a MAC for Read and Write operations.
The table below (Table 13-272) defines the possible combinations of Encryption modes and Authentication modes. A total of 9 combinations are possible, but not all of them are supported.
| Modes of operation defined by RegionCfg<n> register | Encryption modes | |||
|---|---|---|---|---|
| Disable | AES-CTR | AES-ECB+ | ||
| Authentication modes | Disable | Supported | Supported | Supported |
| GMAC | Supported | Supported | Not Supported | |
| CBC-MAC | Not Supported | Supported | Not Supported | |