Hi Tom, On Thu, 10 Oct 2024 at 03:51, Simon Glass <s...@chromium.org> wrote: > > Labgrid provides access to a hardware lab in an automated way. It is > possible to boot U-Boot on boards in the lab without physically touching > them. It relies on relays, USB UARTs and SD muxes, among other things. > > By way of background, about 4 years ago I wrong a thing called Labman[1] > which allowed my lab of about 30 devices to be operated remotely, using > tbot for the console and build integration. While it worked OK and I > used it for many bisects, I didn't take it any further. > > It turns out that there was already an existing program, called Labgrid, > which I did not know about at time (thank you Tom for telling me). It is > more rounded than Labman and has a number of advantages: > > - does not need udev rules, mostly > - has several existing users who rely on it > - supports multiple machines exporting their devices > > It lacks a 'lab check' feature and a few other things, but these can be > remedied. > > On and off over the past several weeks I have been experimenting with > Labgrid. I have managed to create an initial U-Boot integration (this > series) by adding various features to Labgrid[2] and the U-Boot test > hooks. > > I hope that this might inspire others to set up boards and run tests > automatically, rather than relying on infrequent, manual test. Perhaps > it may even be possible to have a number of labs available. > > Included in the integration are a number of simple scripts which make it > easy to connect to boards and run tests: > > ub-int <target> > Build and boot on a target, starting an interactive session > > ub-cli <target> > Build and boot on a target, ensure U-Boot starts and provide an > interactive > session from there > > ub-smoke <target> > Smoke test U-Boot to check that it boots to a prompt on a target > > ub-bisect <target> > Bisect a git tree to locate a failure on a particular target > > ub-pyt <target> <testspec> > Run U-Boot pytests on a target > > Some of these help to provide the same tbot[4] workflow which I have > relied on for several years, albeit much simpler versions. > > The goal here is to create some sort of script which can collect > patches from the mailing list, apply them and test them on a selection > of boards. I suspect that script already exists, so please let me know > what you suggest. > > I hope you find this interesting and take a look! > > [1] https://github.com/sjg20/u-boot/tree/lab6a > [2] https://github.com/labgrid-project/labgrid/pull/1411 > [3] https://github.com/sjg20/uboot-test-hooks/tree/labgrid > [4] https://tbot.tools/index.html > > Changes in v7: > - Rebase on testb series > - Expand commit message > - Rename option to --use-running-system > - Rebase on broken-out testb series > > Changes in v6: > - Rebase without an earlier patch > - Avoid doing the special shutdown unless USE_LABGRID is enabled > - Drop patch 'test: Pass stderr to stdout' > > Changes in v5: > - Add a few more comments > - Comment out the debugging, which might be useful later > - Add a patch to support testing with two board-builds > > Changes in v3: > - Split out most patches into two new series and update cover letter > > Changes in v2: > - Only disable echo if a terminal is detected > - Avoid running a docker image for skipped lab tests > > Simon Glass (11): > test: Allow signaling that U-Boot is ready > test: Release board after tests complete > test: Allow connecting to a running board > test: Introduce the concept of a role > test: Introduce lab mode > test: Improve handling of sending commands > test: Avoid double echo when starting up > test: Try to shut down the lab console gracefully > test: Add a section for closing the connection > test: Support testing with two board-builds > CI: Allow running tests on sjg lab > > .gitlab-ci.yml | 153 ++++++++++++++++++++++++++ > test/py/conftest.py | 73 ++++++++++-- > test/py/u_boot_console_base.py | 123 +++++++++++++++------ > test/py/u_boot_console_exec_attach.py | 31 ++++-- > test/py/u_boot_spawn.py | 36 +++++- > 5 files changed, 363 insertions(+), 53 deletions(-) > > -- > 2.34.1 >
Is there any news on these patches? I would dearly love to enable my lab and this is what is needed... Regards, Simon
