Hi Heinrich, On Sat, 23 Sept 2023 at 12:41, Heinrich Schuchardt <[email protected]> wrote: > > > > Am 23. September 2023 16:36:32 MESZ schrieb Simon Glass <[email protected]>: > >Hi Heinrich, > > > >On Fri, 22 Sept 2023 at 19:38, Heinrich Schuchardt <[email protected]> > >wrote: > >> > >> On 9/23/23 00:13, Simon Glass wrote: > >> > Hi Heinrich & Bin, > >> > > >> > I'd like to be able to figure out in U-Boot what OS is on a USB stick. > >> > For example, with the Ubuntu installer, I can boot it (through grub), > >> > but I cannot see how to read anything useful from the USB stick that > >> > would indicate that it is Ubuntu, what version it is, etc. > >> > > >> > Does U-Boot need an ISO9660-filesystem driver for that? Is there any > >> > other way? > >> > > >> > With Debian I can see the actual files (linux and initrd) , so it is a > >> > bit easier. > >> > > >> > Regards, > >> > SImon > >> > >> U-Boot only needs to support reading the ESP to boot. GRUB comes with a > >> 9660 driver. > > > >Yes, but this is not about booting, it is about visibility into what > >is being booted. Perhaps Ubuntu could put some information in > >partition 2? > > > >> > >> On Ubuntu server installer images linux and initrd are in directory > >> casper/ in the ISO9660 file-system. > >> > >> There is also a file dists/mantic/Release > >> > >> $ cat dists/mantic/Release > >> Origin: Ubuntu > >> Label: Ubuntu > >> Suite: mantic > >> Version: 23.10 > >> Codename: mantic > >> Date: Tue, 19 Sep 2023 23:07:01 UTC > >> Architectures: amd64 i386 > >> Components: main restricted > >> Description: Ubuntu Mantic 23.10 > >> Acquire-By-Hash: yes > >> > > > >That would be useful info. Ideally we would have a standard format for > >this file across all distros, perhaps something that VBE can help > >with. > > What problem do you want to solve? During installation you should know what > you have downloaded. > > Afterwards UEFI boot options should receive reasonable labels.
I want to show it in the U-Boot boot menu. Regards, Simon > > Best regards > > Heinrich > > > > > >Regards, > >Simon
