From: "Anthony PERARD" <anthony.perard@citrix.com>
To: "Roger Pau Monné" <roger.pau@citrix.com>
Cc: <devel@edk2.groups.io>, Julien Grall <julien.grall@arm.com>,
<xen-devel@lists.xenproject.org>,
Jordan Justen <jordan.l.justen@intel.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Laszlo Ersek <lersek@redhat.com>
Subject: Re: [edk2-devel] [PATCH v4 29/35] OvmfPkg/OvmfXen: Override PcdFSBClock to Xen vLAPIC timer frequency
Date: Thu, 8 Aug 2019 14:28:32 +0100 [thread overview]
Message-ID: <20190808132832.GU1242@perard.uk.xensource.com> (raw)
In-Reply-To: <20190807155451.pkld6zhcxljzx6d7@Air-de-Roger>
On Wed, Aug 07, 2019 at 05:54:51PM +0200, Roger Pau Monné wrote:
> On Mon, Jul 29, 2019 at 04:39:38PM +0100, Anthony PERARD wrote:
> > PcdFSBClock is used by SecPeiDxeTimerLibCpu, the TimerLib
> > implementation. It will also be used by XenTimerDxe. Override
> > PcdFSBClock to match Xen vLAPIC timer frequency.
>
> I'm kind of surprised that his is not automatically detected?
>
> Is it a bug in Xen or just always hardcoded on OVMF?
It's hardcoded. Why would you need auto detection when you always run on
the same machine ;-).
--
Anthony PERARD
next prev parent reply other threads:[~2019-08-08 13:28 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-29 15:39 [PATCH v4 00/35] Specific platform to run OVMF in Xen PVH and HVM guests Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 01/35] OvmfPkg/ResetSystemLib: Add missing dependency on PciLib Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 02/35] OvmfPkg: Create platform OvmfXen Anthony PERARD
2019-07-30 9:13 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 03/35] OvmfPkg: Introduce XenResetVector Anthony PERARD
2019-07-30 9:16 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 04/35] OvmfPkg: Introduce XenPlatformPei Anthony PERARD
2019-07-30 9:21 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 05/35] OvmfPkg/OvmfXen: Creating an ELF header Anthony PERARD
2019-07-30 9:25 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 06/35] OvmfPkg/XenResetVector: Add new entry point for Xen PVH Anthony PERARD
2019-07-30 9:33 ` [edk2-devel] " Laszlo Ersek
2019-08-07 11:37 ` Roger Pau Monné
2019-07-29 15:39 ` [PATCH v4 07/35] OvmfPkg/XenResetVector: Saving start of day pointer for PVH guests Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 08/35] OvmfPkg/XenResetVector: Allow jumpstart from either hvmloader or PVH Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 09/35] OvmfPkg/OvmfXen: use a TimerLib instance that depends only on the CPU Anthony PERARD
2019-07-30 9:41 ` [edk2-devel] " Laszlo Ersek
2019-08-07 14:25 ` Roger Pau Monné
2019-07-29 15:39 ` [PATCH v4 10/35] OvmfPkg/XenPlatformPei: Detect OVMF_INFO from hvmloader Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 11/35] OvmfPkg/XenPlatformPei: Use mXenHvmloaderInfo to get E820 Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 12/35] OvmfPkg/XenPlatformPei: Grab RSDP from PVH guest start of day struct Anthony PERARD
2019-08-07 14:35 ` [edk2-devel] " Roger Pau Monné
2019-08-08 10:26 ` Anthony PERARD
2019-08-08 10:40 ` Roger Pau Monné
2019-07-29 15:39 ` [PATCH v4 13/35] OvmfPkg/Library/XenPlatformLib: New library Anthony PERARD
2019-07-30 9:57 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 14/35] OvmfPkg/AcpiPlatformDxe: Use XenPlatformLib Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 15/35] OvmfPkg/AcpiPlatformDxe: Use Xen PVH RSDP if it exist Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 16/35] OvmfPkg/XenHypercallLib: Enable it in PEIM Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 17/35] OvmfPkg/XenPlatformPei: Reinit XenHypercallLib Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 18/35] OvmfPkg/XenPlatformPei: Introduce XenHvmloaderDetected Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 19/35] OvmfPkg/XenPlatformPei: Setup HyperPages earlier Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 20/35] OvmfPkg/XenPlatformPei: Introduce XenPvhDetected Anthony PERARD
2019-08-07 15:03 ` [edk2-devel] " Roger Pau Monné
2019-08-08 10:38 ` Anthony PERARD
2019-08-08 10:43 ` Roger Pau Monné
2019-07-29 15:39 ` [PATCH v4 21/35] OvmfPkg: Import XENMEM_memory_map hypercall to Xen/memory.h Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 22/35] OvmfPkg/XenPlatformPei: no hvmloader: get the E820 table via hypercall Anthony PERARD
2019-08-07 15:14 ` [edk2-devel] " Roger Pau Monné
2019-08-08 10:41 ` Anthony PERARD
2019-08-08 10:45 ` Roger Pau Monné
2019-07-29 15:39 ` [PATCH v4 23/35] OvmfPkg/XenPlatformPei: Rework memory detection Anthony PERARD
2019-07-30 11:45 ` [edk2-devel] " Laszlo Ersek
2019-07-30 12:18 ` Laszlo Ersek
2019-08-07 15:34 ` Roger Pau Monné
2019-08-08 11:13 ` Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 24/35] OvmfPkg/XenPlatformPei: Reserve VGA memory region, to boot Linux Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 25/35] OvmfPkg/XenPlatformPei: Ignore missing PCI Host Bridge on Xen PVH Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 26/35] OvmfPkg/XenPlatformLib: Cache result for XenDetected Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 27/35] OvmfPkg/PlatformBootManagerLib: Use XenDetected from XenPlatformLib Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 28/35] OvmfPkg/PlatformBootManagerLib: Handle the absence of PCI bus on Xen PVH Anthony PERARD
2019-08-07 15:50 ` [edk2-devel] " Roger Pau Monné
2019-07-29 15:39 ` [PATCH v4 29/35] OvmfPkg/OvmfXen: Override PcdFSBClock to Xen vLAPIC timer frequency Anthony PERARD
2019-08-07 15:54 ` [edk2-devel] " Roger Pau Monné
2019-08-08 13:28 ` Anthony PERARD [this message]
2019-08-08 13:44 ` Roger Pau Monné
2019-08-08 14:26 ` Anthony PERARD
2019-08-08 15:18 ` Roger Pau Monné
2019-08-12 14:45 ` Anthony PERARD
2019-08-08 20:27 ` Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 30/35] OvmfPkg/OvmfXen: Introduce XenTimerDxe Anthony PERARD
2019-07-30 12:30 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 31/35] OvmfPkg/PlatformBootManagerLib: Use a Xen console for ConOut/ConIn Anthony PERARD
2019-07-30 12:34 ` [edk2-devel] " Laszlo Ersek
2019-08-07 16:00 ` Roger Pau Monné
2019-07-29 15:39 ` [PATCH v4 32/35] OvmfPkg: Introduce PcdXenGrantFrames Anthony PERARD
2019-07-30 12:47 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 33/35] OvmfPkg: Introduce XenIoPvhDxe to initialize Grant Tables Anthony PERARD
2019-07-30 13:01 ` [edk2-devel] " Laszlo Ersek
2019-08-07 16:07 ` Roger Pau Monné
2019-08-08 13:53 ` Anthony PERARD
2019-07-29 15:39 ` [PATCH v4 34/35] OvmfPkg: Move XenRealTimeClockLib from ArmVirtPkg Anthony PERARD
2019-07-30 13:05 ` [edk2-devel] " Laszlo Ersek
2019-07-29 15:39 ` [PATCH v4 35/35] OvmfPkg/OvmfXen: use RealTimeClockRuntimeDxe from EmbeddedPkg Anthony PERARD
2019-08-07 16:09 ` [edk2-devel] " Roger Pau Monné
2019-08-08 14:03 ` Anthony PERARD
2019-08-08 15:19 ` Roger Pau Monné
2019-07-30 12:38 ` [edk2-devel] [PATCH v4 00/35] Specific platform to run OVMF in Xen PVH and HVM guests Laszlo Ersek
2019-07-30 13:10 ` Laszlo Ersek
2019-08-12 15:12 ` Anthony PERARD
2019-08-13 9:02 ` Laszlo Ersek
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