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David Brown12b9ded2017-09-11 13:04:34 -06001# MCUboot
2
3## Overview
4
David Brownc20b9972017-09-11 13:06:38 -06005MCUBoot is a secure bootloader for 32-bit MCUs. The goal of MCUBoot is to
6define a common infrastructure for the bootloader, system flash layout on
7microcontroller systems, and to provide a secure bootloader that enables
David Brown12b9ded2017-09-11 13:04:34 -06008easy software upgrade.
9
David Brownc20b9972017-09-11 13:06:38 -060010MCUboot is operating system and hardware independent, and relies on
David Brown12b9ded2017-09-11 13:04:34 -060011hardware porting layers from the operating system it works with. Currently
12MCUboot works with both the Apache Mynewt, and Zephyr operating systems, but
13more ports are planned in the future. RIOT is currently supported as a boot
14target with a complete port planned.
15
David Brownd2fcc212017-09-11 14:47:48 -060016## Contents
17
18- General: this document
19- [design]({% link design.txt %}): for the design
20- [imgtool]({% link imgtool.md %}): The image signing and key management
21 tool.
22- [Patch submission]({% link SubmittingPatches.md %}) for information
23 on how to contribute to mcuboot.
24- The [internal design]({% link design.txt %}) documentation.
25- Testing
26 - The [Zephyr]({% link testplan-zephyr.md %}) test plan.
27 - The [mynewt]({% link testplan-mynewt.md %}) test plan.
28
29There is also a document about [signed images]({% link
30signed_images.md %}) that is out of date. You should use `imgtool.py`
31instead of these documents.
32
David Brown12b9ded2017-09-11 13:04:34 -060033## Roadmap
34
35The issues being planned and worked on are tracked on Jira. To participate
David Brownc20b9972017-09-11 13:06:38 -060036please visit:
David Brown12b9ded2017-09-11 13:04:34 -060037
38[MCUboot JIRA](https://runtimeco.atlassian.net/projects/MCUB/summary)
39
David Brownc20b9972017-09-11 13:06:38 -060040## Browsing
David Brown12b9ded2017-09-11 13:04:34 -060041
42Information and documentation on the bootloader is stored within the source, and on confluence:
43
44[Confluence page](https://runtimeco.atlassian.net/wiki/discover/all-updates)
45
David Brownc20b9972017-09-11 13:06:38 -060046For more information in the source, here are some pointers:
David Brown12b9ded2017-09-11 13:04:34 -060047
48- [boot/bootutil](https://github.com/runtimeco/mcuboot/tree/master/boot/bootutil): The core of the bootloader itself.
49- [boot/boot\_serial](https://github.com/runtimeco/mcuboot/tree/master/boot/boot_serial): Support for serial upgrade within the bootloader itself.
50- [boot/zephyr](https://github.com/runtimeco/mcuboot/tree/master/boot/zephyr): Port of the bootloader to Zephyr
51- [boot/mynewt](https://github.com/runtimeco/mcuboot/tree/master/boot/mynewt): Mynewt bootloader app
52- [imgtool](https://github.com/runtimeco/mcuboot/tree/master/imgtool): A tool to securely sign firmware images for booting by MCUboot.
53- [sim](https://github.com/runtimeco/mcuboot/tree/master/sim): A bootloader simulator for testing and regression
54
55## Joining
56
57Developers welcome!
58
59* [Our developer mailing list](http://lists.runtime.co/mailman/listinfo/dev-mcuboot_lists.runtime.co)
60* [Our Slack channel](https://mcuboot.slack.com/)<br />
61 Get your invite [here!](https://join.slack.com/t/mcuboot/shared_invite/MjE2NDcwMTQ2MTYyLTE1MDA4MTIzNTAtYzgyZTU0NjFkMg)
62* [Our IRC channel](http://irc.freenode.net), channel #mcuboot ([IRC
63 link](irc://chat.freenode.net/#mcuboot)