[SLOF] [Qemu-ppc] [PATCH v4] board-qemu: add private hcall to inform host on "phandle" update

Segher Boessenkool segher at kernel.crashing.org
Thu Sep 14 09:21:52 AEST 2017

On Sat, Sep 09, 2017 at 01:38:29PM +1000, David Gibson wrote:
> [Aside: strictly, it's not an FDT piece that goes to the guest OS;
> the guest performs a sequence of calls to traverse the DT fragment.
> qemu uses an fdt fragment as an internal detail, but that's not part
> of the protocol]

Ah that is good to hear :-)

By the time qemu is queried for this information it should already know
the real phandle of the interrupt controller; can't it just patch it in?


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