Add release notes

Signed-off-by: Fabio Utzig <utzig@apache.org>
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Fabio Utzig 2017-07-21 10:19:35 -03:00 committed by Fabio Utzig
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mcuboot 0.9 - Release Notes mcuboot 0.9 - Release Notes
=========================== ===========================
Welcome to the first release of MCUBoot, a secure bootloader for 32-bit MCUs. This is the first release of MCUBoot, a secure bootloader for 32-bit MCUs.
It is designed to be operating system-agnostic and works over any transport - It is designed to be operating system-agnostic and works over any transport -
wired or wireless. It is also hardware independent, and relies on hardware wired or wireless. It is also hardware independent, and relies on hardware
porting layers from the operating system it works with. For the first release, porting layers from the operating system it works with. For the first release,
we are pleased to announce support for three open source operating systems - we have support for three open source operating systems: Apache Mynewt, Zephyr
Apache Mynewt, Zephyr Project, and RIOT. and RIOT.
About this release: About this release:
=================== ===================
* TODO * This release supports building with and running Apache Mynewt and Zephyr
targets.
* RIOT is supported as a running target.
* Image integrity is provided with SHA256.
* Image originator authenticity is provided supporting the following
signature algorithms:
- RSA 2048 and RSA PKCS#1 v1.5 or v2.1
- Elliptic curve DSA with secp224r1 and secp256r1
* Two firmware upgrade algorithms are provided:
- An overwrite only which upgrades slot 0 with the image in slot 1.
- A swapping upgrade which enables image test, allowing for rollback to a
previous known good image.
* Supports both mbed-TLS and tinycrypt as backend crypto libraries.
Known issues: Known issues:
============= =============
* TODO * The image header and TLV formats are planned to change with release 1.0:
https://runtimeco.atlassian.net/browse/MCUB-66