Hi Michael, On Thu, 20 Jan 2022 at 11:16, Simon Glass <s...@chromium.org> wrote: > > Hi Michael, > > On Thu, 20 Jan 2022 at 01:38, Michael Walle <mich...@walle.cc> wrote: > > > > Hi, > > > > Am 2022-01-19 15:56, schrieb Simon Glass: > > > On Wed, 19 Jan 2022 at 01:09, Michael Walle <mich...@walle.cc> wrote: > > >> > > >> > > >> > The bootflow feature provide a built-in way for U-Boot to automatically > > >> > boot an Operating System without custom scripting and other > > >> > customisation. > > >> > This is called 'standard boot' since it provides a standard way for > > >> > U-Boot to boot a distro, without scripting. > > >> > > > >> > It introduces the following concepts: > > >> > > > >> > - bootdev - a device which can hold a distro > > >> > - bootmeth - a method to scan a bootdev to find bootflows (owned by > > >> > U-Boot) > > >> > - bootflow - a description of how to boot (owned by the distro) > > >> > > > >> > This series provides an implementation of these, enabled to scan for > > >> > bootflows from MMC, USB and Ethernet. It supports the existing distro > > >> > boot as well as the EFI loader flow (bootefi/bootmgr). It works > > >> > similiarly to the existing script-based approach, but is native to > > >> > U-Boot. > > >> > > > >> > With this we can boot on a Raspberry Pi 3 with just one command: > > >> > > > >> > bootflow scan -lb > > >> > > > >> > which means to scan, listing (-l) each bootflow and trying to boot each > > >> > one (-b). The final patch shows this. > > >> > > >> I wanted to give this a try, but I only get the following output: > > >> > > >> => setenv boot_targets usb0 > > >> => bootflow scan -lb > > >> Scanning for bootflows in all bootdevs > > >> Seq Method State Uclass Part Name > > >> Filename > > >> --- ----------- ------ -------- ---- ------------------------ > > >> ---------------- > > >> Unknown seq 0 for label 'usb0' > > >> --- ----------- ------ -------- ---- ------------------------ > > >> ---------------- > > >> (0 bootflows, 0 valid) > > >> > > >> where usb0 is a debian installation medium. > > > > > > Yes that's not working yet. Can you try an mmc device for testing? > > > > Ok thanks for confirming. Yes I can test with a sd card, > > but I'll probably do it when there is support for loading > > a device tree by the fdtfile. > > Yes I need to look at that one.
Can you please point me to the OS image you are using. I have added basic USB support in the v4 series. Regards, Simon
