Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Mark Rutland
> >> Considering that the EFI support is just for Dom0, and Dom0 (at > >> the time) had to be PV anyway, it was the more natural solution to > >> expose the interface via hypercalls, the more that this allows better > >> control over what is and primarily what is not being exposed to > >> Dom0. Wit

Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Mark Rutland
> It feels like this discussion is going in circles. > > When we discussed this six months ago, we already concluded that, > since UEFI is the only specified way that the presence of ACPI is > advertised on an ARM system, we need to emulate UEFI to some extent. My understanding from the last time

Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Mark Rutland
On Fri, Sep 11, 2015 at 01:46:43PM +0100, Daniel Kiper wrote: > On Thu, Sep 10, 2015 at 05:23:02PM +0100, Mark Rutland wrote: > > > > C) When you could go: > > > > > > > >DT -> Discover Xen -> Xen-specific stuff -> Xen-specific EFI/ACPI > > > > discovery > > > > > > I take you mean discovering

Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Daniel Kiper
On Fri, Sep 11, 2015 at 03:30:15PM +0200, Ard Biesheuvel wrote: > On 11 September 2015 at 15:14, Stefano Stabellini > wrote: > > On Fri, 11 Sep 2015, Daniel Kiper wrote: > >> On Thu, Sep 10, 2015 at 05:23:02PM +0100, Mark Rutland wrote: > >> > > > C) When you could go: > >> > > > > >> > > >DT

Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Ard Biesheuvel
On 11 September 2015 at 15:14, Stefano Stabellini wrote: > On Fri, 11 Sep 2015, Daniel Kiper wrote: >> On Thu, Sep 10, 2015 at 05:23:02PM +0100, Mark Rutland wrote: >> > > > C) When you could go: >> > > > >> > > >DT -> Discover Xen -> Xen-specific stuff -> Xen-specific EFI/ACPI >> > > > disco

Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Stefano Stabellini
On Fri, 11 Sep 2015, Daniel Kiper wrote: > On Thu, Sep 10, 2015 at 05:23:02PM +0100, Mark Rutland wrote: > > > > C) When you could go: > > > > > > > >DT -> Discover Xen -> Xen-specific stuff -> Xen-specific EFI/ACPI > > > > discovery > > > > > > I take you mean discovering Xen with the usual X

Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Daniel Kiper
On Thu, Sep 10, 2015 at 05:23:02PM +0100, Mark Rutland wrote: > > > C) When you could go: > > > > > >DT -> Discover Xen -> Xen-specific stuff -> Xen-specific EFI/ACPI > > > discovery > > > > I take you mean discovering Xen with the usual Xen hypervisor node on > > device tree. I think that C)

Re: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters

2015-09-11 Thread Ian Campbell
On Thu, 2015-09-10 at 17:10 +0100, Stefano Stabellini wrote: > > C) When you could go: > > > >DT -> Discover Xen -> Xen-specific stuff -> Xen-specific EFI/ACPI > > discovery > > I take you mean discovering Xen with the usual Xen hypervisor node on > device tree. There may be other options,