RE: [PATCH V13 3/8] hw/acpi: Update ACPI GED framework to support vCPU Hotplug

[Salil Mehta]

HI Nick,

>  From: Nicholas Piggin <npiggin@gmail.com>
>  Sent: Thursday, July 4, 2024 4:03 AM
>  To: Salil Mehta <salil.mehta@huawei.com>; qemu-devel@nongnu.org;
>  qemu-arm@nongnu.org
>  
>  On Fri Jun 7, 2024 at 9:56 PM AEST, Salil Mehta wrote:
>  > @@ -400,6 +411,12 @@ static void acpi_ged_initfn(Object *obj)
>  >      memory_region_init_io(&ged_st->regs, obj, &ged_regs_ops, ged_st,
>  >                            TYPE_ACPI_GED "-regs", ACPI_GED_REG_COUNT);
>  >      sysbus_init_mmio(sbd, &ged_st->regs);
>  > +
>  > +    memory_region_init(&s->container_cpuhp, OBJECT(dev), "cpuhp
>  container",
>  > +                       ACPI_CPU_HOTPLUG_REG_LEN);
>  > +    sysbus_init_mmio(sbd, &s->container_cpuhp);
>  > +    cpu_hotplug_hw_init(&s->container_cpuhp, OBJECT(dev),
>  > +                        &s->cpuhp_state, 0);
>  >  }
>  
>  Could the ACPI persistent presence ARM requires be a property of the ACPI
>  device?


I think it is more of a CPU property rather than a GED device? 


>  
>  Thanks,
>  Nick