Pci Encryption Decryption Controller Extra Quality Jun 2026

We selected AES in Galois/Counter Mode (GCM) because it provides both confidentiality (AES-CTR) and authentication (GHASH). The core processes 128-bit blocks.

| Offset | Name | R/W | Description | |--------|---------------|-----|--------------------------------------------| | 0x00 | VERSION | R | Hardware version (0x0100) | | 0x04 | CONTROL | RW | Enable/Disable, Reset, Interrupt mask | | 0x08 | STATUS | R | Busy, DMA active, Key error, Auth fail | | 0x0C | DESCRIPTOR_PTR| RW | 64-bit address of descriptor ring | | 0x10 | DOORBELL | WO | Write 1 to start processing | | 0x14 | INT_STATUS | RC | Interrupt source (DMA done, error) | pci encryption decryption controller