Re: [Qemu-devel] [Qemu-ppc] [PATCH v2 3/4] spapr: Improve device tree CPU node for -cpu host with unknown OF name

[Alexey Kardashevskiy <aik@ozlabs.ru>]

On 08/16/2013 08:35 AM, Andreas Färber wrote:
> Whenever DeviceClass::fw_name is not available, derive it from the CPU's
> type name, resorting to the parent's type in case of -cpu host, and fill
> it in for that class in a PAPR-compliant way with "PowerPC," prefix.
> 
> Reported-by: Prerna Saxena <prerna@linux.vnet.ibm.com>
> Signed-off-by: Andreas Färber <afaerber@suse.de>
> ---
>  hw/ppc/spapr.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index 6d984dc..0e9be32 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -344,6 +344,10 @@ static void *spapr_create_fdt_skel(hwaddr initrd_base,
>              const char *typename;
>  
>              typename = object_class_get_name(oc);
> +            if (kvm_enabled() &&
> +                strcmp(typename, "host-" TYPE_POWERPC_CPU) == 0) {
> +                typename = object_class_get_name(object_class_get_parent(oc));
> +            }
>              nodename = g_strndup(typename,
>                                   strlen(typename) - strlen("-" TYPE_POWERPC_CPU));
>              dc->fw_name = g_strdup_printf("PowerPC,%s", nodename);
> 

You could use dc->desc of a parent, would be simpler, no?



-- 
Alexey