From: Andrea Bolognani <abologna@redhat.com>
To: "Cédric Le Goater" <clg@kaod.org>,
"David Gibson" <david@gibson.dropbear.id.au>
Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,
"Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] [PATCH] ppc/pnv: Add model for Power8 PHB3 PCIe Host bridge
Date: Tue, 26 Jun 2018 17:57:41 +0200 [thread overview]
Message-ID: <7d5dbadc1bb62c40da5de76c2a02807b0b96e7c0.camel@redhat.com> (raw)
In-Reply-To: <20180626135928.23950-1-clg@kaod.org>
On Tue, 2018-06-26 at 15:59 +0200, Cédric Le Goater wrote:
> This is a model of the PCIe host bridge found on Power8 chips,
> including PowerBus logic interface, IOMMU support, PCIe root complex,
> XICS MSI and LSI interrupt sources.
>
> 4 PHBs are provisioned under the Power8 chip model to fit hardware but
> only one is currently initialized.
What's the advantage in creating 4 PHBs instead of a single one,
like we already do for pSeries guests? As it is, this will confuse
the heck out of libvirt's PCI address allocation algorithm :)
--
Andrea Bolognani / Red Hat / Virtualization
next prev parent reply other threads:[~2018-06-26 15:57 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 [this message]
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
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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