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Re: Xen 4.14.1 on RPI4: device tree generation failed

On Sun, Jan 31, 2021 at 02:06:17PM -0500, Tamas K Lengyel wrote:
> (XEN) Unable to retrieve address 0 for /scb/pcie@7d500000/pci@1,0/usb@1,0
> (XEN) Device tree generation failed (-22).

> Does anyone have an idea what might be going wrong here? I tried
> building the dtb without using the dtb overlay but it didn't seem to
> do anything.

If you go to line 1412 of the file xen/arch/arm/domain_build.c and
replace the "return res;" with "continue;" that will bypass the issue.
The 3 people I'm copying on this message though may wish to ask questions
about the state of your build tree.

Presently the rpixen script is grabbing the RPF's 4.19 branch, dates
point to that last being touched last year.  Their tree is at

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