ccp(4)

ccp4

Amd cryptographic co-processor

Usage

ccp* at acpi? ccp* at fdt? ccp* at pci?

Overview

AMD cryptographic co-processor devices provide offload for various cryptographic algorithms, offload of zlib compression and decompression, and a random number generator.

The ccp driver supports feeding output of the random number generator into the kernel entropy pool.

Releases

18 releases since OpenBSD 6.4; the text changed 2 times.

  1. 6.4–6.5
  2. 6.6–7.5
  3. 7.6–8.0

History

The ccp driver first appeared in OpenBSD 6.4.

Authors

The ccp driver was written by David Gwynne ⟨[email protected]⟩.

From man 8.0-current-20261101 in OpenBSD 8.0-current (2026-11-01). Parsed by carta from the page's mdoc source.