On Wed, Jun 23, 2021 at 10:19:11PM -0500, Michael Roth wrote: > One downside to this is we still need something in the boot protocol, > either via setup_data, or setup_header directly. Huh, now I'm confused. You gave the acpi_rsdp_addr example and I thought that should be enough, that's why I suggested boot_params. Maybe you should point me to the code which does what you need so that I can get a better idea... > Having it in setup_header avoids the need to also have to add a field > to boot_params for the boot/compressed->uncompressed passing, but > maybe that's not a good enough justification. Perhaps if the TDX folks > have similar needs though. Yes, reportedly they do so I guess the solution should be vendor-agnostic. Let's see what they need first. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette