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Tomasz Moń 243f7c44d3 drivers: udc_dwc2: Disable control IN endpoint on timeout
DWC2 core sets DIEPCTL0 SNAK when SETUP packet is received. The CNAK bit
results in device sending NAK in response to IN token sent to EP0, but
it does not modify the TxFIFO in any way. The stale data in TxFIFO can
then lead to "FIFO space is too low" error. Solve the issue by disabling
and flushing IN endpoint 0 if previous control transfer did not finish.

Signed-off-by: Tomasz Moń <tomasz.mon@nordicsemi.no>
2025-05-19 11:24:27 +02:00
.github ci: Expand BBox tests with Twister runs 2025-05-16 12:36:35 +02:00
arch style: add missing curly braces in if/while/for statements. 2025-05-17 14:10:33 +02:00
boards boards: ti: sk_am64: Fix M4 DRAM memory offset 2025-05-17 19:26:03 +02:00
cmake cmake: kconfig: auto-generate boolean board revision option 2025-05-16 16:11:48 +02:00
doc doc: release-notes-4-2: Add coredump new Kconfig options 2025-05-19 10:12:03 +02:00
drivers drivers: udc_dwc2: Disable control IN endpoint on timeout 2025-05-19 11:24:27 +02:00
dts dts: arm: st: l4: add support for STM32L431XB SoC 2025-05-19 10:12:09 +02:00
include/zephyr style: add missing curly braces in if/while/for statements. 2025-05-17 14:10:33 +02:00
kernel kernel: sched: default TIMESLICE_SIZE to 20 2025-05-16 22:55:49 +02:00
lib posix: clock: fix maybe-uninitialized warning in z_clock_gettime 2025-05-14 15:18:57 +02:00
misc license: Remove non-copyrightable license 2025-02-26 22:04:51 +00:00
modules style: add missing curly braces in if/while/for statements. 2025-05-17 14:10:33 +02:00
samples style: add missing curly braces in if/while/for statements. 2025-05-17 14:10:33 +02:00
scripts twister: More restrictive regex for log markers 2025-05-17 14:11:45 +02:00
share sysbuild: image_configurations: Add firmware loader dtc overlay file 2025-05-16 21:37:01 +02:00
snippets snippets: remove entries 2025-05-02 16:09:52 +01:00
soc dts: bflb: Enable efuse driver on bl60x 2025-05-19 10:11:58 +02:00
submanifests manifest: update zephyr-lang-rust with DTS comment support 2025-05-16 09:38:35 +02:00
subsys style: add missing curly braces in if/while/for statements. 2025-05-17 14:10:33 +02:00
tests tests: lib: p4wq: turn of time slicing 2025-05-17 14:10:13 +02:00
.checkpatch.conf checkpatch: Adapt the braces check to Zephyr 2024-12-30 21:46:47 +01:00
.clang-format clang-format: add new line at EOF. 2025-04-11 22:07:26 +02:00
.codechecker.yml tests: Add a CodeChecker config file 2024-09-12 10:04:05 +02:00
.codecov.yml
.editorconfig
.gitattributes
.gitignore scripts: ci: check_compliance: Add sysbuild Kconfig checks 2025-01-17 16:35:53 +01:00
.gitlint gitlint: Fix dependabot exception 2025-04-09 09:02:39 +02:00
.mailmap mailmap: remove duplicate emails and normalize mapping entries 2025-01-09 14:14:10 +01:00
.ruff-excludes.toml arch: nios2: remove arch 2025-05-15 20:01:05 -04:00
.ruff.toml scripts: Update and lock ruff 2024-12-03 23:30:00 +00:00
.yamllint
CMakeLists.txt cmake: fix syscall dependencies 2025-05-13 16:23:54 +02:00
CODE_OF_CONDUCT.md
CODEOWNERS ci: add empty CODEOWNERS file 2025-03-27 09:50:45 +01:00
CONTRIBUTING.rst
Kconfig
Kconfig.constants kconfig: Add variables for integer constants 2024-07-27 20:49:15 +03:00
Kconfig.zephyr CMake: Add support for .mot binary file format 2025-05-02 09:18:16 +02:00
LICENSE
MAINTAINERS.yml MAINTAINERS: Removing myself from some areas, focusing on two 2025-05-19 10:12:19 +02:00
README.rst doc: remove more occurances of Nios II 2025-05-15 20:01:05 -04:00
SDK_VERSION SDK_VERSION: Use Zephyr SDK 0.17.0 2024-10-22 19:04:37 -04:00
VERSION VERSION: bump to 4.1.99 2025-03-07 17:36:15 +00:00
version.h.in version.h.in: Do not use @template@ 2024-05-24 18:05:41 -04:00
west.yml west.yml: update hal_bouffalolab revision 2025-05-19 10:11:58 +02:00
zephyr-env.cmd
zephyr-env.sh

.. raw:: html

   <a href="https://www.zephyrproject.org">
     <p align="center">
       <picture>
         <source media="(prefers-color-scheme: dark)" srcset="doc/_static/images/logo-readme-dark.svg">
         <source media="(prefers-color-scheme: light)" srcset="doc/_static/images/logo-readme-light.svg">
         <img src="doc/_static/images/logo-readme-light.svg">
       </picture>
     </p>
   </a>

   <a href="https://bestpractices.coreinfrastructure.org/projects/74"><img src="https://bestpractices.coreinfrastructure.org/projects/74/badge"></a>
   <a href="https://scorecard.dev/viewer/?uri=github.com/zephyrproject-rtos/zephyr"><img src="https://api.securityscorecards.dev/projects/github.com/zephyrproject-rtos/zephyr/badge"></a>
   <a href="https://github.com/zephyrproject-rtos/zephyr/actions/workflows/twister.yaml?query=branch%3Amain"><img src="https://github.com/zephyrproject-rtos/zephyr/actions/workflows/twister.yaml/badge.svg?event=push"></a>


The Zephyr Project is a scalable real-time operating system (RTOS) supporting
multiple hardware architectures, optimized for resource constrained devices,
and built with security in mind.

The Zephyr OS is based on a small-footprint kernel designed for use on
resource-constrained systems: from simple embedded environmental sensors and
LED wearables to sophisticated smart watches and IoT wireless gateways.

The Zephyr kernel supports multiple architectures, including ARM (Cortex-A,
Cortex-R, Cortex-M), Intel x86, ARC, Tensilica Xtensa, and RISC-V,
SPARC, MIPS, and a large number of `supported boards`_.

.. below included in doc/introduction/introduction.rst


Getting Started
***************

Welcome to Zephyr! See the `Introduction to Zephyr`_ for a high-level overview,
and the documentation's `Getting Started Guide`_ to start developing.

.. start_include_here

Community Support
*****************

Community support is provided via mailing lists and Discord; see the Resources
below for details.

.. _project-resources:

Resources
*********

Here's a quick summary of resources to help you find your way around:

Getting Started
---------------

  | 📖 `Zephyr Documentation`_
  | 🚀 `Getting Started Guide`_
  | 🙋🏽 `Tips when asking for help`_
  | 💻 `Code samples`_

Code and Development
--------------------

  | 🌐 `Source Code Repository`_
  | 📦 `Releases`_
  | 🤝 `Contribution Guide`_

Community and Support
---------------------

  | 💬 `Discord Server`_ for real-time community discussions
  | 📧 `User mailing list (users@lists.zephyrproject.org)`_
  | 📧 `Developer mailing list (devel@lists.zephyrproject.org)`_
  | 📬 `Other project mailing lists`_
  | 📚 `Project Wiki`_

Issue Tracking and Security
---------------------------

  | 🐛 `GitHub Issues`_
  | 🔒 `Security documentation`_
  | 🛡️ `Security Advisories Repository`_
  | ⚠️ Report security vulnerabilities at vulnerabilities@zephyrproject.org

Additional Resources
--------------------
  | 🌐 `Zephyr Project Website`_
  | 📺 `Zephyr Tech Talks`_

.. _Zephyr Project Website: https://www.zephyrproject.org
.. _Discord Server: https://chat.zephyrproject.org
.. _supported boards: https://docs.zephyrproject.org/latest/boards/index.html
.. _Zephyr Documentation: https://docs.zephyrproject.org
.. _Introduction to Zephyr: https://docs.zephyrproject.org/latest/introduction/index.html
.. _Getting Started Guide: https://docs.zephyrproject.org/latest/develop/getting_started/index.html
.. _Contribution Guide: https://docs.zephyrproject.org/latest/contribute/index.html
.. _Source Code Repository: https://github.com/zephyrproject-rtos/zephyr
.. _GitHub Issues: https://github.com/zephyrproject-rtos/zephyr/issues
.. _Releases: https://github.com/zephyrproject-rtos/zephyr/releases
.. _Project Wiki: https://github.com/zephyrproject-rtos/zephyr/wiki
.. _User mailing list (users@lists.zephyrproject.org): https://lists.zephyrproject.org/g/users
.. _Developer mailing list (devel@lists.zephyrproject.org): https://lists.zephyrproject.org/g/devel
.. _Other project mailing lists: https://lists.zephyrproject.org/g/main/subgroups
.. _Code samples: https://docs.zephyrproject.org/latest/samples/index.html
.. _Security documentation: https://docs.zephyrproject.org/latest/security/index.html
.. _Security Advisories Repository: https://github.com/zephyrproject-rtos/zephyr/security
.. _Tips when asking for help: https://docs.zephyrproject.org/latest/develop/getting_started/index.html#asking-for-help
.. _Zephyr Tech Talks: https://www.zephyrproject.org/tech-talks