Re: [PATCH v4] hw/ppc: Implement -dtb support for PowerNV

[Nicholas Piggin]

On Tue Aug 20, 2024 at 8:30 PM AEST, Aditya Gupta wrote:
> Currently any device tree passed with -dtb option in QEMU, was ignored
> by the PowerNV code.
>
> Read and pass the passed -dtb to the kernel, thus enabling easier
> debugging with custom DTBs.
>
> The existing behaviour when -dtb is 'not' passed, is preserved as-is.
>
> But when a '-dtb' is passed, it completely overrides any dtb nodes or
> changes QEMU might have done, such as '-append' arguments to the kernel
> (which are mentioned in /chosen/bootargs in the dtb), hence add warning
> when -dtb is being used
>
> Signed-off-by: Aditya Gupta <adityag@linux.ibm.com>

Sorry for getting to it late,

Reviewed-by: Nicholas Piggin <npiggin@gmail.com>