Re: [Xen-devel] [PATCH RFC 26/35] arm : acpi read mmio tables from uefi

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 06/02/2015 00:34, Stefano Stabellini wrote:
> > diff --git a/xen/arch/arm/setup.c b/xen/arch/arm/setup.c
> > index 93c8a8a..930746b 100644
> > --- a/xen/arch/arm/setup.c
> > +++ b/xen/arch/arm/setup.c
> > @@ -50,6 +50,7 @@
> >   #include <asm-arm/cputype.h>
> >
> >   struct bootinfo __initdata bootinfo;
> > +struct meminfo __initdata acpi_mmio;
> >
> >   struct cpuinfo_arm __read_mostly boot_cpu_data;
> >
> > diff --git a/xen/include/asm-arm/setup.h b/xen/include/asm-arm/setup.h
> > index ba5a67d..5ea9ed6 100644
> > --- a/xen/include/asm-arm/setup.h
> > +++ b/xen/include/asm-arm/setup.h
> > @@ -46,6 +46,7 @@ struct bootinfo {
> >   };
> >
> >   extern struct bootinfo bootinfo;
> > +extern struct meminfo acpi_mmio;
> It might make sense to reuse bootinfo.mem.
Do you mean by extending the meminfo structure with a flags indicating 
if it's a RAM or MMIO range?
I guess it might be good, but I'm concerned about the static size of the 
array, 64 may not be suffisant.
Regards,

--
Julien Grall

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