On Tue, Jun 28, 2022 at 02:03:15PM +0530, Ani Sinha wrote: > On Tue, Jun 28, 2022 at 1:39 PM Daniel P. Berrangé <berra...@redhat.com> > wrote: > > > > On Mon, Jun 27, 2022 at 12:58:44PM +0530, Ani Sinha wrote: > > > Biosbits is a software written by Josh Triplett that can be downloaded by > > > visiting https://biosbits.org/. The github codebase can be found here: > > > https://github.com/biosbits/bits/tree/master. It is a software that > > > exercizes > > > the bios components such as acpi and smbios tables directly through acpica > > > bios interpreter (a freely available C based library written by Intel, > > > downloadable from https://acpica.org/ and is included with biosbits) > > > without an > > > operating system getting involved in between. > > > There are several advantages to directly testing the bios in a real > > > physical > > > machine or VM as opposed to indirectly discovering bios issues through the > > > operating system. For one thing, the OSes tend to hide bios problems from > > > the > > > end user. The other is that we have more control of what we wanted to test > > > and how by directly using acpica interpreter on top of the bios on a > > > running > > > system. More details on the inspiration for developing biosbits and its > > > real > > > life uses can be found in (a) and (b). > > > This patchset contains QEMU qtests written in python that exercizes the > > > QEMU > > > bios components using biosbits and reports test failures. > > > > > > Details of each of the files added by this patchset are provided in the > > > README > > > file which is part of Patch 11. Every effort to contact Josh, through > > > various > > > means including email, twitter, linkedIn etc has failed. Hence, the > > > changes to > > > build biosbits with the newer compiler, upgrade acpica and other changes > > > are > > > currently maintained in a forked project in my personal github. We may > > > want to > > > maintain bits in a separate fork in a stable repository that is > > > accessible by > > > QEMU developers. > > > > > > The newly introduced qtest currently only run for x86_64 platform. They > > > pass > > > both when running make check on a baremetal box as well as from inside a > > > vm. > > > > > > Thanks to Igor M for pointing me to this work. > > > > > > (a) > > > https://blog.linuxplumbersconf.org/2011/ocw/system/presentations/867/original/bits.pdf > > > (b) https://www.youtube.com/watch?v=36QIepyUuhg > > > > > > Ani Sinha (12): > > > qtest: meson.build changes required to integrate python based qtests > > > acpi/tests/bits: add prebuilt bios bits zip archive > > > acpi/tests/bits: add prebuilt bits generated grub modules and scripts > > > > These two files didn't arrive on the mailing list, presumaby because > > pre-built binaries made the patches way too large. > > Yes they are over 25 MB and my gmail account does not support > attachments more than that size.
Ok, with that kind of size, it is definitely not something we want to be committing to git either, nor consuming via a submodule since the latter would bloat the release tarballs too. With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|