Re: [Qemu-ppc] [Qemu-devel] [PATCH 2/2] [v3] target-ppc: Enhance CPU nodes of device tree to be PAPR compliant.

[Benjamin Herrenschmidt]

On Mon, 2013-08-12 at 21:17 +0200, Thomas Huth wrote:
> Am Mon, 12 Aug 2013 16:03:24 +1000
> schrieb Benjamin Herrenschmidt <address@hidden>:
> 
> > On Mon, 2013-08-12 at 10:07 +0530, Prerna Saxena wrote:
> > 
> >  .../...
> > 
> > > I dont know what context lead to this observation.
> > > However, PAPR mentions the following nomenclature guideline:
> > > 
> > > "The value of this property shall be of the form: “PowerPC,<name>”,
> > > where <name> is the name of the processor chip which may be displayed to
> > > the user. <name> shall not contain underscores."
> > 
> > This actually comes from the original Open Firmware binding for PowerPC
> > processors, which PAPR inherits largely from. Thus this naming scheme
> > should apply to all PowerPC processors when a device-tree is involved.
> 
> Well, I think it should be used when an Open Firmware environment is
> used. When you boot via ePAPR device tree, the name should be "cpu"
> instead, according to the ePAPR specification.

Yeah well ... this is a gratuituous change in ePAPR, I don't think it
matters really what the name is anyway. I'd suggest sticking to the
original OF binding.

Ben.