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From: Anthony PERARD <anthony.perard@citrix.com>
To: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: "Kinney, Michael D" <michael.d.kinney@intel.com>,
	"edk2-devel@lists.01.org" <edk2-devel@lists.01.org>,
	"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
Subject: Re: [Xen-devel] [PATCH RFC 10/14] UefiCpuPkg/BaseXApicX2ApicLib: Fix initialisation on my system and ...
Date: Mon, 12 Dec 2016 12:40:42 +0000	[thread overview]
Message-ID: <20161212124042.GE1848@perard.uk.xensource.com> (raw)
In-Reply-To: <58dbbeb0-f600-ef3f-7f8c-5c110b0aa809@citrix.com>

On Fri, Dec 09, 2016 at 10:43:30AM +0000, Andrew Cooper wrote:
> On 09/12/16 06:48, Kinney, Michael D wrote:
> > Hi Anthony,
> >
> > Can you provide more details on why you want to expose internal APIs
> > in the library class?
> >
> > What is the specific issue?  Is the Local APIC in your environment 
> > not behaving the same as real HW?
> 
> Xen's LAPIC emulation should match real hardware (because we might even
> substitute it for real hardware APIC virtualisation support).
> 
> If Xen's LAPIC doesn't behave like real hardware, we should fix that,
> but first we should understand what the correct behaviour should be.

I'll try to find out what the real hardware is doing.

At least, I think there where nothing in the Intel manual about the
initial counter been reset.

-- 
Anthony PERARD


  parent reply	other threads:[~2016-12-12 12:40 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-08 15:33 [PATCH RFC 00/14] Specific platform to run OVMF in Xen PVH and HVM guests Anthony PERARD
2016-12-08 15:33 ` [PATCH RFC 01/14] OvmfPkg: Create platform XenOvmf Anthony PERARD
2017-01-04 19:14   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 02/14] OvmfPkg/XenOvmf: Update debug IO port for Xen Anthony PERARD
2017-01-04 19:23   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 03/14] OvmfPkg/XenOvmf.dsc: Introduce XenResetVector Anthony PERARD
2017-01-04 19:49   ` Laszlo Ersek
2017-01-10 15:58     ` Anthony PERARD
2016-12-08 15:33 ` [PATCH RFC 04/14] OvmfPkg: Introduce XenPlatformPei Anthony PERARD
2017-01-05  9:59   ` Laszlo Ersek
2017-01-10 16:08     ` Anthony PERARD
2016-12-08 15:33 ` [PATCH RFC 05/14] OvmfPkg/Library: add XenPciHostBridgeLib Anthony PERARD
2017-01-05 10:15   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 06/14] OvmfPkg/XenPlatformPei: Add xen PVH specific code Anthony PERARD
2017-01-05 10:30   ` Laszlo Ersek
2017-01-10 16:18     ` Anthony PERARD
2017-01-10 16:54       ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 07/14] OvmfPkg/XenResetVector: Add new entry point for Xen PVH Anthony PERARD
2017-01-05 10:36   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 08/14] OvmfPkg/PlatformBootManagerLib: Workaround missing PCI bus on " Anthony PERARD
2017-01-05 10:38   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 09/14] OvmfPkg/ResetSystemLib: Add missing dependency on PciLib Anthony PERARD
2017-01-05 10:46   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 10/14] UefiCpuPkg/BaseXApicX2ApicLib: Fix initialisation on my system and Anthony PERARD
2016-12-09  6:48   ` Kinney, Michael D
2016-12-12 12:38     ` Anthony PERARD
     [not found]     ` <58dbbeb0-f600-ef3f-7f8c-5c110b0aa809@citrix.com>
2016-12-12 12:40       ` Anthony PERARD [this message]
2016-12-08 15:33 ` [PATCH RFC 11/14] OvmfPkg/XenOvmf: Adding XenTimerLocalApic Anthony PERARD
2017-01-05 11:26   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 12/14] OvmfPkg/PlatformBootManagerLib: Use a Xen console for ConOut/ConIn Anthony PERARD
2017-01-05 16:38   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 13/14] OvmfPkg: Introduce XenIoPvhDxe to initialize Grant Tables Anthony PERARD
2017-01-05 16:58   ` Laszlo Ersek
2016-12-08 15:33 ` [PATCH RFC 14/14] XenOvmf: Use a different RTC Anthony PERARD
2017-01-05 17:02   ` Laszlo Ersek
2017-01-04 19:52 ` [PATCH RFC 00/14] Specific platform to run OVMF in Xen PVH and HVM guests Laszlo Ersek
2017-01-10 14:55   ` Anthony PERARD

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