Age: 1.5 years Linaro™

Sponsored by:

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Linaro

ARM Technology

Diversity & Platforms

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About Linaro

GOALS

To lead Open Source software development on ARM

To help members get high quality OSS-based products to market as quickly as possible

Not-for-profit software engineering company

Over 120 full time engineers

Members

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Linaro – Some Achievements so far

The kernel.org arm-soc tree

The Linaro ARM gcc toolchain

DeviceTree on ARM

LAVA Continuous Integration & Testing

Kernel Memory Management

Building the Linaro Team

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ARM SoC Linux Optimization

~400 patches/ month (>80% accepted)

Multi-core ARM Cortex-A class processor

Instruction Cache

Neon

Peripherals

Power management

Memory subsystem

Multimedia acceleration

Data Cache

L2 Cache

Connectivity Security

Timers

Interrupts Linaro optimizes

Linux for the whole SoC

~30% for members

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Linaro & Upstreaming

Source: LWN, Sept 28, 2011

0

100

200

300

400

500

600

700

800

900Also notable is the

continued slow climb by

companies such as TI

and Samsung [….]

Contributions by Linaro

assignees are normally

credited back to their

home companies.

Nonetheless, Linaro

makes an appearance

on its own here as a

result of the work of an

increasing number of

engineers employed by

[Linaro] itself.

Top Contributors - Patch Sets for Linux 3.0 (Excludes “None” and “Unknown”)

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ARM Hardware

ARM Cortex A15

ARM Cortex A7

big.LITTLE

ARMv8 – 64 bit

Building blocks for differentiation and innovation

http://www.arm.com/files/downloads/ARMv8_Architecture.pdf

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The Importance of the Platform

000’s of boards 100,000’s of applications

Platforms

What is a platform?

Examples: ISA, iOS

ARM SoCs

We need to improve

Continue to develop the ARM Open Source Software Platform and leverage that to differentiate

Everyone will benefit

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Faster Innovation

Powered by Open Source Software

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Where does Linaro Fit?

Leadership in OSS for ARM

Improve the ARM OSS Platform

ARM SoC Enablement for key distributions

Sharing member resources to invest in open source software on ARM

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Linaro Mini-Summits

ARM Server Tuesday 9-12pm Grand Sierra I

Set Top Box/Digital TV Wednesday 9-12pm Grand Sierra I

Graphics Power Mgmt Thursday 9-10am Grand Sierra I

IVI Friday 9-10am Grand Siera I

Plenary Session

ARM’s latest technology Wednesday 2pm Grand Ballroom

Linaro Meeting Today 2pm Grand Sierra F

This Week

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www.linaro.org wiki.linaro.org