From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Cédric Le Goater" <clg@kaod.org>,
"David Gibson" <david@gibson.dropbear.id.au>
Cc: "Michael S. Tsirkin" <mst@redhat.com>,
qemu-ppc@nongnu.org, qemu-devel@nongnu.org,
Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,
Andrea Bolognani <abologna@redhat.com>
Subject: Re: [Qemu-devel] [PATCH] ppc/pnv: Add model for Power8 PHB3 PCIe Host bridge
Date: Wed, 27 Jun 2018 18:41:05 +1000 [thread overview]
Message-ID: <9f9a4454bec8e7009a02d544d7a98f6215bd1fa0.camel@kernel.crashing.org> (raw)
In-Reply-To: <65c545f3-6279-62af-9bd8-2be93a3d7d18@kaod.org>
On Wed, 2018-06-27 at 09:46 +0200, Cédric Le Goater wrote:
> So the "IBM PHB3 PCIE Root Port" is already user createable.
>
> I can take a look at user createable PHB3s. I think this is OK from a model
> perspective. The object is rather standalone, it needs the machine for
> the XICS fabric and a couple of ids, phb id and chip id. These can come
> from the command line.
>
> We want at least one PHB3 per socket/chip though.
We don't want the user to specify the SCOM addresses though (for the
MMIO windows we should get skiboot to assign them).
If the user gets to specify a thing it would be which of the 3 or 4 HW
PHBs of the chip it is, the SCOM addresses gets deduced.
Cheers,
Ben.
next prev parent reply other threads:[~2018-06-27 8:41 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-26 13:59 [Qemu-devel] [PATCH] ppc/pnv: Add model for Power8 PHB3 PCIe Host bridge Cédric Le Goater
2018-06-26 15:57 ` Andrea Bolognani
2018-06-26 17:02 ` Cédric Le Goater
2018-06-27 10:22 ` Andrea Bolognani
2018-06-27 12:18 ` Cédric Le Goater
2018-06-27 19:48 ` Cédric Le Goater
2018-06-28 3:59 ` David Gibson
2018-06-28 8:00 ` Andrea Bolognani
2018-06-28 10:04 ` Cédric Le Goater
2018-06-28 11:40 ` Andrea Bolognani
2018-06-28 12:20 ` Cédric Le Goater
2018-06-28 13:05 ` Cédric Le Goater
2018-06-28 12:14 ` Benjamin Herrenschmidt
2018-07-02 6:23 ` David Gibson
2018-06-26 22:21 ` Benjamin Herrenschmidt
2018-06-27 0:35 ` Michael S. Tsirkin
2018-06-27 1:38 ` Benjamin Herrenschmidt
2018-06-27 2:39 ` Michael S. Tsirkin
2018-06-27 7:28 ` David Gibson
2018-06-27 7:46 ` Cédric Le Goater
2018-06-27 8:41 ` Benjamin Herrenschmidt [this message]
2018-06-27 10:40 ` Andrea Bolognani
2018-06-27 13:03 ` Cédric Le Goater
2018-06-27 11:51 ` Cédric Le Goater
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