diff options
Diffstat (limited to 'src/plugins/dpdk/ipsec/dpdk_crypto_ipsec_doc.md')
| -rw-r--r-- | src/plugins/dpdk/ipsec/dpdk_crypto_ipsec_doc.md | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/src/plugins/dpdk/ipsec/dpdk_crypto_ipsec_doc.md b/src/plugins/dpdk/ipsec/dpdk_crypto_ipsec_doc.md index 5a9f9c6e6e2..b3dbd6ea025 100644 --- a/src/plugins/dpdk/ipsec/dpdk_crypto_ipsec_doc.md +++ b/src/plugins/dpdk/ipsec/dpdk_crypto_ipsec_doc.md @@ -7,10 +7,10 @@ This document is meant to contain all related information about implementation a DPDK Cryptodev is an asynchronous crypto API that supports both Hardware and Software implementations (for more details refer to [DPDK Cryptography Device Library documentation](http://dpdk.org/doc/guides/prog_guide/cryptodev_lib.html)). -When DPDK support is enabled and there are enough Cryptodev resources for all workers, the node graph is reconfigured by adding and changing default next nodes. +When there are enough Cryptodev resources for all workers, the node graph is reconfigured by adding and changing the default next nodes. The following nodes are added: -* dpdk-crypto-input : polling input node, basically dequeuing from crypto devices. +* dpdk-crypto-input : polling input node, dequeuing from crypto devices. * dpdk-esp-encrypt : internal node. * dpdk-esp-decrypt : internal node. * dpdk-esp-encrypt-post : internal node. @@ -23,16 +23,9 @@ Set new default next nodes: ### How to enable VPP IPSec with DPDK Cryptodev support -DPDK Cryptodev is supported in DPDK enabled VPP and by default only HW Cryptodev is supported. -To enable SW Cryptodev support (AESNI-MB-PMD and GCM-PMD), we need the following env option: +When building DPDK with VPP, Cryptodev support is always enabled. - vpp_uses_dpdk_cryptodev_sw=yes - -A couple of ways to achive this: -* uncomment/add it in the platforms config (ie. build-data/platforms/vpp.mk) -* set the option when building vpp (ie. make vpp_uses_dpdk_cryptodev_sw=yes build-release) - -When enabling SW Cryptodev support, it means that you need to pre-build the required crypto libraries needed by those SW Cryptodev PMDs. This requires nasm, see nasm section below. +Additionally, on x86_64 platforms, DPDK is built with SW crypto support. ### Crypto Resources allocation |