From: Andrew Cooper <andrew.cooper3@citrix.com>
To: John Baldwin <jhb@freebsd.org>, Roger Pau Monne <roger.pau@citrix.com>
Cc: julien.grall@citrix.com, freebsd-xen@freebsd.org,
freebsd-current@freebsd.org, kib@freebsd.org,
xen-devel@lists.xenproject.org, gibbs@freebsd.org
Subject: Re: [PATCH RFC 09/13] xen: change quality of the MADT ACPI enumerator
Date: Fri, 14 Feb 2014 01:49:24 +0000 [thread overview]
Message-ID: <52FD7624.90202__47473.9315607168$1392342672$gmane$org@citrix.com> (raw)
In-Reply-To: <1980951.95r2q2cca3@ralph.baldwin.cx>
On 08/02/2014 21:42, John Baldwin wrote:
> On Tuesday, December 24, 2013 12:20:58 PM Roger Pau Monne wrote:
>> Lower the quality of the MADT ACPI enumerator, so on Xen Dom0 we can
>> force the usage of the Xen mptable enumerator even when ACPI is
>> detected.
> Hmm, so I think one question is why does the existing MADT parser
> not work with the MADT table provided by Xen? This may very well
> be correct, but if it's only a small change to make the existing
> MADT parser work with Xen's MADT table, that route might be
> preferable.
>
For dom0, the MADT seen is the system MADT, which does not bear any
reality to dom0's topology. For PV domU, no MADT will be found. For
HVM domU, the MADT seen ought to represent (virtual) reality.
~Andrew
next prev parent reply other threads:[~2014-02-14 1:49 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1387884062-41154-1-git-send-email-roger.pau@citrix.com>
2013-12-24 11:20 ` [PATCH RFC 01/13] xen: use the hardware e820 map on Dom0 Roger Pau Monne
2013-12-24 11:20 ` [PATCH RFC 02/13] ioapic: introduce hooks for some ioapic ops Roger Pau Monne
2013-12-24 11:20 ` [PATCH RFC 03/13] xen: mask event channels while changing affinity Roger Pau Monne
2013-12-24 11:20 ` [PATCH RFC 04/13] xen: implement basic PIRQ support for Dom0 Roger Pau Monne
2014-01-21 18:52 ` John Baldwin
2013-12-24 11:20 ` [PATCH RFC 05/13] xen: implement Xen IO APIC ops Roger Pau Monne
2013-12-24 11:20 ` [PATCH RFC 06/13] xen: Dom0 console fixes Roger Pau Monne
2013-12-24 11:20 ` [PATCH RFC 07/13] xen: implement IO APIC support in Xen mptable parser Roger Pau Monne
2013-12-24 11:20 ` [PATCH RFC 08/13] xen: change order of Xen intr init and IO APIC registration Roger Pau Monne
2013-12-24 11:20 ` [PATCH RFC 09/13] xen: change quality of the MADT ACPI enumerator Roger Pau Monne
2014-02-08 21:42 ` John Baldwin
[not found] ` <1980951.95r2q2cca3@ralph.baldwin.cx>
2014-02-14 1:49 ` Andrew Cooper [this message]
[not found] ` <52FD7624.90202@citrix.com>
2014-02-14 17:51 ` John Baldwin
[not found] ` <201402141251.10278.jhb@freebsd.org>
2014-02-17 16:01 ` Roger Pau Monné
2013-12-24 11:20 ` [PATCH RFC 10/13] xen: add ACPI bus to xen_nexus when running as Dom0 Roger Pau Monne
2013-12-24 11:21 ` [PATCH RFC 11/13] pci: introduce a new event on PCI device detection Roger Pau Monne
2013-12-24 11:21 ` [PATCH RFC 12/13] mca: disable cmc enable on Xen PV Roger Pau Monne
2013-12-24 11:21 ` [PATCH RFC 13/13] xenstore: changes needed to boot in Dom0 mode Roger Pau Monne
[not found] ` <1387884062-41154-4-git-send-email-roger.pau@citrix.com>
2014-01-03 20:45 ` [PATCH RFC 03/13] xen: mask event channels while changing affinity Konrad Rzeszutek Wilk
[not found] ` <1387884062-41154-2-git-send-email-roger.pau@citrix.com>
2014-01-21 18:25 ` [PATCH RFC 01/13] xen: use the hardware e820 map on Dom0 John Baldwin
[not found] ` <1387884062-41154-3-git-send-email-roger.pau@citrix.com>
2014-01-21 18:27 ` [PATCH RFC 02/13] ioapic: introduce hooks for some ioapic ops John Baldwin
[not found] ` <1387884062-41154-6-git-send-email-roger.pau@citrix.com>
2014-01-21 18:55 ` [PATCH RFC 05/13] xen: implement Xen IO APIC ops John Baldwin
[not found] ` <1387884062-41154-7-git-send-email-roger.pau@citrix.com>
2014-01-21 19:02 ` [PATCH RFC 06/13] xen: Dom0 console fixes John Baldwin
[not found] ` <1387884062-41154-8-git-send-email-roger.pau@citrix.com>
2014-02-08 21:36 ` [PATCH RFC 07/13] xen: implement IO APIC support in Xen mptable parser John Baldwin
[not found] ` <1387884062-41154-9-git-send-email-roger.pau@citrix.com>
2014-02-08 21:37 ` [PATCH RFC 08/13] xen: change order of Xen intr init and IO APIC registration John Baldwin
[not found] ` <1387884062-41154-11-git-send-email-roger.pau@citrix.com>
2014-02-08 21:50 ` [PATCH RFC 10/13] xen: add ACPI bus to xen_nexus when running as Dom0 John Baldwin
[not found] ` <2410827.IqfpSAhe3T@ralph.baldwin.cx>
2014-02-14 10:38 ` Roger Pau Monné
[not found] ` <52FDF217.3040005@citrix.com>
2014-02-14 17:50 ` John Baldwin
[not found] ` <1387884062-41154-12-git-send-email-roger.pau@citrix.com>
2014-02-08 21:57 ` [PATCH RFC 11/13] pci: introduce a new event on PCI device detection John Baldwin
[not found] ` <1387884062-41154-13-git-send-email-roger.pau@citrix.com>
2014-02-08 22:02 ` [PATCH RFC 12/13] mca: disable cmc enable on Xen PV John Baldwin
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