From: Alexey G <x1917x@gmail.com>
To: Wei Liu <wei.liu2@citrix.com>
Cc: xen-devel@lists.xenproject.org,
Ian Jackson <ian.jackson@eu.citrix.com>,
Jan Beulich <jbeulich@suse.com>,
Andrew Cooper <andrew.cooper3@citrix.com>
Subject: Re: [RFC PATCH 03/12] hvmloader: add function to query an emulated machine type (i440/Q35)
Date: Wed, 14 Mar 2018 03:58:17 +1000 [thread overview]
Message-ID: <20180314035817.00001f9d@gmail.com> (raw)
In-Reply-To: <20180313172604.asqdzvgkh6uaxtgq@citrix.com>
On Tue, 13 Mar 2018 17:26:04 +0000
Wei Liu <wei.liu2@citrix.com> wrote:
>On Tue, Mar 13, 2018 at 04:33:48AM +1000, Alexey Gerasimenko wrote:
>> This adds a new function get_pc_machine_type() which allows to
>> determine the emulated chipset type. Supported return values:
>>
>> - MACHINE_TYPE_I440
>> - MACHINE_TYPE_Q35
>> - MACHINE_TYPE_UNKNOWN, results in the error message being printed
>> followed by calling BUG() in hvmloader.
>>
>> Signed-off-by: Alexey Gerasimenko <x1917x@gmail.com>
>> ---
>> tools/firmware/hvmloader/pci_regs.h | 5 ++++
>> tools/firmware/hvmloader/util.c | 47
>> +++++++++++++++++++++++++++++++++++++
>> tools/firmware/hvmloader/util.h | 8 +++++++ 3 files changed, 60
>> insertions(+)
>>
>> diff --git a/tools/firmware/hvmloader/pci_regs.h
>> b/tools/firmware/hvmloader/pci_regs.h index 7bf2d873ab..ba498b840e
>> 100644 --- a/tools/firmware/hvmloader/pci_regs.h
>> +++ b/tools/firmware/hvmloader/pci_regs.h
>> @@ -107,6 +107,11 @@
>>
>> #define PCI_INTEL_OPREGION 0xfc /* 4 bits */
>>
>> +#define PCI_VENDOR_ID_INTEL 0x8086
>> +#define PCI_DEVICE_ID_INTEL_82441 0x1237
>> +#define PCI_DEVICE_ID_INTEL_Q35_MCH 0x29c0
>> +
>> +
>
>Too many blank lines.
Will fix.
>> @@ -735,6 +736,52 @@ void __bug(char *file, int line)
>> crash();
>> }
>>
>> + /* only Intel platforms are emulated currently */
>> + if (vendor_id == PCI_VENDOR_ID_INTEL)
>
>Coding style.
>
>Ditto.
Will fix.
>And this patch should be folded into its user, unless the patch that
>uses it is very big on its own.
Hmm, looks like I overfollowed the recommendation about making atomic
patches for easier review. There are multiple users of these function,
it was made in a separate patch just because of this. In the next
version I'll merge it with some of the patches which use this function
then.
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next prev parent reply other threads:[~2018-03-13 17:58 UTC|newest]
Thread overview: 155+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-12 18:33 [RFC PATCH 00/30] Xen Q35 Bringup patches + support for PCIe Extended Capabilities for passed through devices Alexey Gerasimenko
2018-03-12 18:33 ` [RFC PATCH 01/12] libacpi: new DSDT ACPI table for Q35 Alexey Gerasimenko
2018-03-12 19:38 ` Konrad Rzeszutek Wilk
2018-03-12 20:10 ` Alexey G
2018-03-12 20:32 ` Konrad Rzeszutek Wilk
2018-03-12 21:19 ` Alexey G
2018-03-13 2:41 ` Tian, Kevin
2018-03-19 12:43 ` Roger Pau Monné
2018-03-19 13:57 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 02/12] Makefile: build and use new DSDT " Alexey Gerasimenko
2018-03-19 12:46 ` Roger Pau Monné
2018-03-19 14:18 ` Alexey G
2018-03-19 13:07 ` Jan Beulich
2018-03-19 14:10 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 03/12] hvmloader: add function to query an emulated machine type (i440/Q35) Alexey Gerasimenko
2018-03-13 17:26 ` Wei Liu
2018-03-13 17:58 ` Alexey G [this message]
2018-03-13 18:04 ` Wei Liu
2018-03-19 12:56 ` Roger Pau Monné
2018-03-19 16:26 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 04/12] hvmloader: add ACPI enabling for Q35 Alexey Gerasimenko
2018-03-13 17:26 ` Wei Liu
2018-03-19 13:01 ` Roger Pau Monné
2018-03-19 23:59 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 05/12] hvmloader: add Q35 DSDT table loading Alexey Gerasimenko
2018-03-19 14:45 ` Roger Pau Monné
2018-03-20 0:15 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 06/12] hvmloader: add basic Q35 support Alexey Gerasimenko
2018-03-19 15:30 ` Roger Pau Monné
2018-03-19 23:44 ` Alexey G
2018-03-20 9:20 ` Roger Pau Monné
2018-03-20 21:23 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 07/12] hvmloader: allocate MMCONFIG area in the MMIO hole + minor code refactoring Alexey Gerasimenko
2018-03-19 15:58 ` Roger Pau Monné
2018-03-19 19:49 ` Alexey G
2018-03-20 8:50 ` Roger Pau Monné
2018-03-20 9:25 ` Paul Durrant
2018-03-21 0:58 ` Alexey G
2018-03-21 9:09 ` Roger Pau Monné
2018-03-21 9:36 ` Paul Durrant
2018-03-21 14:35 ` Alexey G
2018-03-21 14:58 ` Paul Durrant
2018-03-21 14:25 ` Alexey G
2018-03-21 14:54 ` Paul Durrant
2018-03-21 17:41 ` Alexey G
2018-03-21 15:20 ` Roger Pau Monné
2018-03-21 16:56 ` Alexey G
2018-03-21 17:06 ` Paul Durrant
2018-03-22 0:31 ` Alexey G
2018-03-22 9:04 ` Jan Beulich
2018-03-22 9:55 ` Alexey G
2018-03-22 10:06 ` Paul Durrant
2018-03-22 11:56 ` Alexey G
2018-03-22 12:09 ` Jan Beulich
2018-03-22 13:05 ` Alexey G
2018-03-22 13:20 ` Jan Beulich
2018-03-22 14:34 ` Alexey G
2018-03-22 14:42 ` Jan Beulich
2018-03-22 15:08 ` Alexey G
2018-03-23 13:57 ` Paul Durrant
2018-03-23 22:32 ` Alexey G
2018-03-26 9:24 ` Roger Pau Monné
2018-03-26 19:42 ` Alexey G
2018-03-27 8:45 ` Roger Pau Monné
2018-03-27 15:37 ` Alexey G
2018-03-28 9:30 ` Roger Pau Monné
2018-03-28 11:42 ` Alexey G
2018-03-28 12:05 ` Paul Durrant
2018-03-28 10:03 ` Paul Durrant
2018-03-28 14:14 ` Alexey G
2018-03-21 17:15 ` Roger Pau Monné
2018-03-21 22:49 ` Alexey G
2018-03-22 9:29 ` Paul Durrant
2018-03-22 10:05 ` Roger Pau Monné
2018-03-22 10:09 ` Paul Durrant
2018-03-22 11:36 ` Alexey G
2018-03-22 10:50 ` Alexey G
2018-03-22 9:57 ` Roger Pau Monné
2018-03-22 12:29 ` Alexey G
2018-03-22 12:44 ` Roger Pau Monné
2018-03-22 15:31 ` Alexey G
2018-03-23 10:29 ` Paul Durrant
2018-03-23 11:38 ` Jan Beulich
2018-03-23 13:52 ` Paul Durrant
2018-05-29 14:23 ` Jan Beulich
2018-05-29 17:56 ` Alexey G
2018-05-29 18:47 ` Alexey G
2018-05-30 4:32 ` Alexey G
2018-05-30 8:13 ` Jan Beulich
2018-05-31 4:25 ` Alexey G
2018-05-30 8:12 ` Jan Beulich
2018-05-31 5:15 ` Alexey G
2018-06-01 5:30 ` Jan Beulich
2018-06-01 15:53 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 08/12] libxl: Q35 support (new option device_model_machine) Alexey Gerasimenko
2018-03-13 17:25 ` Wei Liu
2018-03-13 17:32 ` Anthony PERARD
2018-03-19 17:01 ` Roger Pau Monné
2018-03-19 22:11 ` Alexey G
2018-03-20 9:11 ` Roger Pau Monné
2018-03-21 16:27 ` Wei Liu
2018-03-21 17:03 ` Anthony PERARD
2018-03-21 16:25 ` Wei Liu
2018-03-12 18:33 ` [RFC PATCH 09/12] libxl: Xen Platform device support for Q35 Alexey Gerasimenko
2018-03-19 15:05 ` Alexey G
2018-03-21 16:32 ` Wei Liu
2018-03-12 18:33 ` [RFC PATCH 10/12] libacpi: build ACPI MCFG table if requested Alexey Gerasimenko
2018-03-19 17:33 ` Roger Pau Monné
2018-03-19 21:46 ` Alexey G
2018-03-20 9:03 ` Roger Pau Monné
2018-03-20 21:06 ` Alexey G
2018-05-29 14:36 ` Jan Beulich
2018-05-29 18:20 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 11/12] hvmloader: use libacpi to build MCFG table Alexey Gerasimenko
2018-03-14 17:48 ` Alexey G
2018-03-19 17:49 ` Roger Pau Monné
2018-03-19 21:20 ` Alexey G
2018-03-20 8:58 ` Roger Pau Monné
2018-03-20 9:36 ` Jan Beulich
2018-03-20 20:53 ` Alexey G
2018-03-21 7:36 ` Jan Beulich
2018-05-29 14:46 ` Jan Beulich
2018-05-29 17:26 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 12/12] docs: provide description for device_model_machine option Alexey Gerasimenko
2018-03-12 18:33 ` [RFC PATCH 13/30] pc/xen: Xen Q35 support: provide IRQ handling for PCI devices Alexey Gerasimenko
2018-03-14 10:48 ` Paolo Bonzini
[not found] ` <406abf99-4311-f08d-9f61-df72a9a3ef05@redhat.com>
2018-03-14 11:28 ` Alexey G
2018-03-12 18:33 ` [RFC PATCH 14/30] pc/q35: Apply PCI bus BSEL property for Xen PCI device hotplug Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 15/30] q35/acpi/xen: Provide ACPI PCI hotplug interface for Xen on Q35 Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 16/30] q35/xen: Add Xen platform device support for Q35 Alexey Gerasimenko
2018-03-12 19:44 ` Eduardo Habkost
[not found] ` <20180312194406.GX3417@localhost.localdomain>
2018-03-12 20:56 ` Alexey G
2018-03-12 21:44 ` Eduardo Habkost
[not found] ` <20180312214402.GY3417@localhost.localdomain>
2018-03-13 23:49 ` Alexey G
2018-03-13 9:24 ` [Qemu-devel] " Daniel P. Berrangé
2018-03-12 18:34 ` [RFC PATCH 17/30] q35: Fix incorrect values for PCIEXBAR masks Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 18/30] xen/pt: XenHostPCIDevice: provide functions for PCI Capabilities and PCIe Extended Capabilities enumeration Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 19/30] xen/pt: avoid reading PCIe device type and cap version multiple times Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 20/30] xen/pt: determine the legacy/PCIe mode for a passed through device Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 21/30] xen/pt: Xen PCIe passthrough support for Q35: bypass PCIe topology check Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 22/30] xen/pt: add support for PCIe Extended Capabilities and larger config space Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 23/30] xen/pt: handle PCIe Extended Capabilities Next register Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 24/30] xen/pt: allow to hide PCIe Extended Capabilities Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 25/30] xen/pt: add Vendor-specific PCIe Extended Capability descriptor and sizing Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 26/30] xen/pt: add fixed-size PCIe Extended Capabilities descriptors Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 27/30] xen/pt: add AER PCIe Extended Capability descriptor and sizing Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 28/30] xen/pt: add descriptors and size calculation for RCLD/ACS/PMUX/DPA/MCAST/TPH/DPC PCIe Extended Capabilities Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 29/30] xen/pt: add Resizable BAR PCIe Extended Capability descriptor and sizing Alexey Gerasimenko
2018-03-12 18:34 ` [RFC PATCH 30/30] xen/pt: add VC/VC9/MFVC PCIe Extended Capabilities descriptors " Alexey Gerasimenko
2018-03-13 9:21 ` [Qemu-devel] [RFC PATCH 00/30] Xen Q35 Bringup patches + support for PCIe Extended Capabilities for passed through devices Daniel P. Berrangé
2018-03-13 11:37 ` Alexey G
2018-03-13 11:44 ` Daniel P. Berrangé
2018-03-16 17:34 ` Alexey G
2018-03-16 18:26 ` Stefano Stabellini
2018-03-16 18:36 ` Roger Pau Monné
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