[U-Boot] [RFC] Multiple binaries per U-Boot target

[Wolfgang Denk]

Dear Sascha Silbe,

In message <toetxjq8t90.fsf at twin.sascha.silbe.org> you wrote:
>
> FWIW, I like the idea. Apart from streamlining the current code, it
> would allow building custom chains of bootloaders. One thing I could use
> for development would be a minimal stage that can load one of two
> "normal" / full-blown U-Boot versions, similar to dual BIOS support on
> modern x86 PCs. All devices I work with can be un-bricked reasonably
> easily, but for most of them it either requires manual interaction
> (e.g. the push-button for UART boot on CuBox) or prevents "normal" boots
> (e.g. removing the SD card on Wandboard so that it boots via USB
> _instead_ of from SD card).

I think this could be done easily using SPL (look up the Falcon mode
docs).

Best regards,

Wolfgang Denk

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