From: "Jan Beulich" <JBeulich@suse.com>
To: Roger Pau Monne <roger.pau@citrix.com>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v2 18/30] xen/x86: setup PVHv2 Dom0 ACPI tables
Date: Thu, 27 Oct 2016 05:25:28 -0600 [thread overview]
Message-ID: <58120048020000780011A1A8@prv-mh.provo.novell.com> (raw)
In-Reply-To: <20161027111324.2tgfogl7oobkexrt@Air-de-Roger>
>>> On 27.10.16 at 13:13, <roger.pau@citrix.com> wrote:
> On Wed, Oct 26, 2016 at 01:14:16PM -0400, Boris Ostrovsky wrote:
>> >>>> I've initially used a back-listing approach. We can always change this later
>> >>>> on.
>> >>>>
>> >>>> So I've ended up crafting a new MADT, XSDT and RSDP. Note that I'm not
>> >>>> crafting a new custom RSDT (and in fact I'm setting rsdt_physical_address =
>> >>>> 0 in the RSDP together with revision = 2). This is all placed in RAM stolen
>> >>>> from the guest memory map and marked as E820_ACPI, which means that the new
>> >>>> RSDP no longer resides below 1MB,
>>
>> As I mentioned in the other thread I am not sure this would be in
>> compliance with the ACPI spec.
>
> Right, the ACPI spec mandates that the RSDP must reside in the first 1 KB of
> the EBDA, or in the ROM regions between 0xE0000 0xFFFFF, but that's only
> when booted from a legacy BIOS, when booted from UEFI the RSDP can reside
> anywhere in memory, and the pointer must be fetched from a UEFI specific
> table. I would consider Xen to be similar to UEFI boot in that regard.
+1
Jan
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next prev parent reply other threads:[~2016-10-27 11:25 UTC|newest]
Thread overview: 146+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-27 15:56 [PATCH v2 00/30] PVHv2 Dom0 Roger Pau Monne
2016-09-27 15:56 ` [PATCH v2 01/30] xen/x86: move setup of the VM86 TSS to the domain builder Roger Pau Monne
2016-09-28 15:35 ` Jan Beulich
2016-09-29 12:57 ` Roger Pau Monne
2016-09-27 15:56 ` [PATCH v2 02/30] xen/x86: remove XENFEAT_hvm_pirqs for PVHv2 guests Roger Pau Monne
2016-09-28 16:03 ` Jan Beulich
2016-09-29 14:17 ` Roger Pau Monne
2016-09-29 16:07 ` Jan Beulich
2016-09-27 15:56 ` [PATCH v2 03/30] xen/x86: fix parameters and return value of *_set_allocation functions Roger Pau Monne
2016-09-28 9:34 ` Tim Deegan
2016-09-29 10:39 ` Jan Beulich
2016-09-29 14:33 ` Roger Pau Monne
2016-09-29 16:09 ` Jan Beulich
2016-09-30 16:48 ` George Dunlap
2016-10-03 8:05 ` Paul Durrant
2016-10-06 11:33 ` Roger Pau Monne
2016-09-27 15:56 ` [PATCH v2 04/30] xen/x86: allow calling {sh/hap}_set_allocation with the idle domain Roger Pau Monne
2016-09-29 10:43 ` Jan Beulich
2016-09-29 14:37 ` Roger Pau Monne
2016-09-29 16:10 ` Jan Beulich
2016-09-30 16:56 ` George Dunlap
2016-09-30 16:56 ` George Dunlap
2016-09-27 15:57 ` [PATCH v2 05/30] xen/x86: assert that local_events_need_delivery is not called by " Roger Pau Monne
2016-09-29 10:45 ` Jan Beulich
2016-09-30 8:32 ` Roger Pau Monne
2016-09-30 8:59 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 06/30] x86/paging: introduce paging_set_allocation Roger Pau Monne
2016-09-29 10:51 ` Jan Beulich
2016-09-29 14:51 ` Roger Pau Monne
2016-09-29 16:12 ` Jan Beulich
2016-09-29 16:57 ` Roger Pau Monne
2016-09-30 17:00 ` George Dunlap
2016-09-27 15:57 ` [PATCH v2 07/30] xen/x86: split the setup of Dom0 permissions to a function Roger Pau Monne
2016-09-29 13:47 ` Jan Beulich
2016-09-29 15:53 ` Roger Pau Monne
2016-09-27 15:57 ` [PATCH v2 08/30] xen/x86: do the PCI scan unconditionally Roger Pau Monne
2016-09-29 13:55 ` Jan Beulich
2016-09-29 15:11 ` Roger Pau Monne
2016-09-29 16:14 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 09/30] x86/vtd: fix and simplify mapping RMRR regions Roger Pau Monne
2016-09-29 14:18 ` Jan Beulich
2016-09-30 11:27 ` Roger Pau Monne
2016-09-30 13:21 ` Jan Beulich
2016-09-30 15:02 ` Roger Pau Monne
2016-09-30 15:09 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 10/30] xen/x86: allow the emulated APICs to be enbled for the hardware domain Roger Pau Monne
2016-09-29 14:26 ` Jan Beulich
2016-09-30 15:44 ` Roger Pau Monne
2016-09-27 15:57 ` [PATCH v2 11/30] xen/x86: split Dom0 build into PV and PVHv2 Roger Pau Monne
2016-09-30 15:03 ` Jan Beulich
2016-10-03 10:09 ` Roger Pau Monne
2016-10-04 6:54 ` Jan Beulich
2016-10-04 7:09 ` Andrew Cooper
2016-09-27 15:57 ` [PATCH v2 12/30] xen/x86: make print_e820_memory_map global Roger Pau Monne
2016-09-30 15:04 ` Jan Beulich
2016-10-03 16:23 ` Roger Pau Monne
2016-10-04 6:47 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 13/30] xen: introduce a new format specifier to print sizes in human-readable form Roger Pau Monne
2016-09-28 8:24 ` Juergen Gross
2016-09-28 11:56 ` Roger Pau Monne
2016-09-28 12:01 ` Andrew Cooper
2016-10-03 8:36 ` Paul Durrant
2016-10-11 10:27 ` Roger Pau Monne
2016-09-27 15:57 ` [PATCH v2 14/30] xen/mm: add a ceil sufix to current page calculation routine Roger Pau Monne
2016-09-30 15:20 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 15/30] xen/x86: populate PVHv2 Dom0 physical memory map Roger Pau Monne
2016-09-30 15:52 ` Jan Beulich
2016-10-04 9:12 ` Roger Pau Monne
2016-10-04 11:16 ` Jan Beulich
2016-10-11 14:01 ` Roger Pau Monne
2016-10-12 11:51 ` Jan Beulich
2016-10-11 14:06 ` Roger Pau Monne
2016-10-12 11:58 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 16/30] xen/x86: parse Dom0 kernel for PVHv2 Roger Pau Monne
2016-10-06 15:14 ` Jan Beulich
2016-10-11 15:02 ` Roger Pau Monne
2016-09-27 15:57 ` [PATCH v2 17/30] xen/x86: setup PVHv2 Dom0 CPUs Roger Pau Monne
2016-10-06 15:20 ` Jan Beulich
2016-10-12 11:06 ` Roger Pau Monne
2016-10-12 11:32 ` Andrew Cooper
2016-10-12 12:02 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 18/30] xen/x86: setup PVHv2 Dom0 ACPI tables Roger Pau Monne
2016-10-06 15:40 ` Jan Beulich
2016-10-06 15:48 ` Andrew Cooper
2016-10-12 15:35 ` Roger Pau Monne
2016-10-12 15:55 ` Jan Beulich
2016-10-26 11:35 ` Roger Pau Monne
2016-10-26 14:10 ` Jan Beulich
2016-10-26 15:08 ` Roger Pau Monne
2016-10-26 15:16 ` Jan Beulich
2016-10-26 16:03 ` Roger Pau Monne
2016-10-27 7:25 ` Jan Beulich
2016-10-27 11:08 ` Roger Pau Monne
2016-10-26 17:14 ` Boris Ostrovsky
2016-10-27 7:27 ` Jan Beulich
2016-10-27 11:13 ` Roger Pau Monne
2016-10-27 11:25 ` Jan Beulich [this message]
2016-10-27 13:51 ` Boris Ostrovsky
2016-10-27 14:02 ` Jan Beulich
2016-10-27 14:15 ` Boris Ostrovsky
2016-10-27 14:30 ` Jan Beulich
2016-10-27 14:40 ` Boris Ostrovsky
2016-10-27 15:04 ` Roger Pau Monne
2016-10-27 15:20 ` Jan Beulich
2016-10-27 15:37 ` Roger Pau Monne
2016-10-28 13:51 ` Boris Ostrovsky
2016-09-27 15:57 ` [PATCH v2 19/30] xen/dcpi: add a dpci passthrough handler for hardware domain Roger Pau Monne
2016-10-03 9:02 ` Paul Durrant
2016-10-06 14:31 ` Roger Pau Monne
2016-10-06 15:44 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 20/30] xen/x86: add the basic infrastructure to import QEMU passthrough code Roger Pau Monne
2016-10-03 9:54 ` Paul Durrant
2016-10-06 15:08 ` Roger Pau Monne
2016-10-06 15:52 ` Lars Kurth
2016-10-07 9:13 ` Jan Beulich
2016-10-06 15:47 ` Jan Beulich
2016-10-10 12:41 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 21/30] xen/pci: split code to size BARs from pci_add_device Roger Pau Monne
2016-10-06 16:00 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 22/30] xen/x86: support PVHv2 Dom0 BAR remapping Roger Pau Monne
2016-10-03 10:10 ` Paul Durrant
2016-10-06 15:25 ` Roger Pau Monne
2016-09-27 15:57 ` [PATCH v2 23/30] xen/x86: route legacy PCI interrupts to Dom0 Roger Pau Monne
2016-10-10 13:37 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 24/30] x86/vmsi: add MSI emulation for hardware domain Roger Pau Monne
2016-09-27 15:57 ` [PATCH v2 25/30] xen/x86: add all PCI devices to PVHv2 Dom0 Roger Pau Monne
2016-10-10 13:44 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 26/30] xen/x86: add PCIe emulation Roger Pau Monne
2016-10-03 10:46 ` Paul Durrant
2016-10-06 15:53 ` Roger Pau Monne
2016-10-10 13:57 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 27/30] x86/msixtbl: disable MSI-X intercepts for domains without an ioreq server Roger Pau Monne
2016-10-10 14:18 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 28/30] xen/x86: add MSI-X emulation to PVHv2 Dom0 Roger Pau Monne
2016-10-03 10:57 ` Paul Durrant
2016-10-06 15:58 ` Roger Pau Monne
2016-10-10 16:15 ` Jan Beulich
2016-09-27 15:57 ` [PATCH v2 29/30] xen/x86: allow PVHv2 to perform foreign memory mappings Roger Pau Monne
2016-09-30 17:36 ` George Dunlap
2016-10-10 14:21 ` Jan Beulich
2016-10-10 14:27 ` George Dunlap
2016-10-10 14:50 ` Jan Beulich
2016-10-10 14:58 ` George Dunlap
2016-09-27 15:57 ` [PATCH v2 30/30] xen: allow setting the store pfn HVM parameter Roger Pau Monne
2016-10-03 11:01 ` Paul Durrant
2016-09-28 12:22 ` [PATCH v2 00/30] PVHv2 Dom0 Roger Pau Monne
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