1. Platform Performance Acceleration
F.F. Ozog (6WIND)
v1 (2015/05/29)

2. DPACC deliverables Deliverable 1: accelerated VM binary compatibility
Host & Guest implementation of IFA002 interfaces specifications
Extensible Para-virtualized Devices
SAL + Plugin lifecycle
virtio-crypto, virtio-ipsec, virtio-net++ (RDMA…)…
Deliverable 2: DPDK/ODP acceleration development library
g-api for DPDK/ODP based environments
Both deliverables may progress at the same time.
30/10/2019

3. Deliverable 1
Extensible Paravirtualized Devices

4. EPD: hardware accelerator
Application
Use
Exec Env
guest
vCrypto
Initialization phase
sio
vHost-user
SRL
SAL
host
Crypto
hio
Accelerator
HW Crypto
device
30/10/2019

5. EPD: software accelerator
Application
Use
Exec Env
guest
vCrypto
Initialization phase
sio
vHost-user
SRL
SAL
host
Crypto sw
Accelerator
device
30/10/2019

6. EPD: software accelerator as a plugin
Application
Use
Exec Env
guest
vCrypto
Initialization phase sw
sio
vHost-user
SRL
SAL
host
Crypto sw
Accelerator
device
30/10/2019

7. EPD: accelerator specific software accelerator as a plugin
Application
Use
Need:
- Security policies
- Trust model
Native access is not direct access
Performance & Portability
Exec Env
guest
vCrypto
Initialization phase
assw + VF
sio
vHost-user
SRL
SAL
host
Crypto
assw
hio
Accelerator
HW Crypto
device
30/10/2019

8. Deliverable 2
g-api for DPDK/ODP

9. g-api 30/10/2019 guest host device Accelerator Application g-api
DPDK+ODP
guest
vCrypto
sio
vHost-user
SRL
SAL
host
Crypto
hio
Accelerator
HW Crypto
device
30/10/2019

10. Open High-Performance Hardware Independent

11. Different vCrypto driver north bound APIs
Application
Application
Application
g-api
Linux kernel
DPDK/ODP
Proprietary
guest
vCrypto as /dev/crypto
vCrypto
vCrypto
sio
sio
sio
vHost-user
SRL
host
SAL
Crypto
hio
Accelerator
HW Crypto
30/10/2019
device

12. Development steps
Virtio-crypto driver for Linux Crypto kernel module for guest
DPDK based back end, ODP based back end
Linux kernel / QEMU based back end ?
g-api design
g-api implementation for DPDK and ODP
30/10/2019

13. Thank you
F.F. Ozog