(XenBusDxe is going to map the page somewhere else).
>
> The calculated frequency is only logged in this patch, it will be used
> in a following patch.
>
> Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2490
> Signed-off-by: Anthony PERARD
Thanks! Some comments belo
On Thu, Aug 08, 2019 at 03:03:48PM +0100, Anthony PERARD wrote:
> On Wed, Aug 07, 2019 at 06:09:57PM +0200, Roger Pau Monné wrote:
> > On Mon, Jul 29, 2019 at 04:39:44PM +0100, Anthony PERARD wrote:
> > > A Xen PVH guest doesn't have a RTC tha
On Thu, Aug 08, 2019 at 03:26:41PM +0100, Anthony PERARD wrote:
> On Thu, Aug 08, 2019 at 03:44:23PM +0200, Roger Pau Monné wrote:
> > On Thu, Aug 08, 2019 at 02:28:32PM +0100, Anthony PERARD wrote:
> > > On Wed, Aug 07, 2019 at 05:54:51PM +0200, Roger Pau Monné wrote:
> >
On Thu, Aug 08, 2019 at 02:28:32PM +0100, Anthony PERARD wrote:
> 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
> > > i
On Thu, Aug 08, 2019 at 11:41:18AM +0100, Anthony PERARD wrote:
> On Wed, Aug 07, 2019 at 05:14:33PM +0200, Roger Pau Monné wrote:
> > On Mon, Jul 29, 2019 at 04:39:31PM +0100, Anthony PERARD wrote:
> > > When the Xen PVH entry point has been used, hvmloader hasn't run and
&
On Thu, Aug 08, 2019 at 11:38:13AM +0100, Anthony PERARD wrote:
> On Wed, Aug 07, 2019 at 05:03:46PM +0200, Roger Pau Monné wrote:
> > On Mon, Jul 29, 2019 at 04:39:29PM +0100, Anthony PERARD wrote:
> > > +BOOLEAN
> > > +Xen
On Thu, Aug 08, 2019 at 11:26:41AM +0100, Anthony PERARD wrote:
> On Wed, Aug 07, 2019 at 04:35:58PM +0200, Roger Pau Monné wrote:
> > On Mon, Jul 29, 2019 at 04:39:21PM +0100, Anthony PERARD wrote:
> > > Check if there's a start of the day struct provided to PVH guest, s
On Mon, Jul 29, 2019 at 04:39:44PM +0100, Anthony PERARD wrote:
> A Xen PVH guest doesn't have a RTC that OVMF would expect, so
> PcatRealTimeClockRuntimeDxe fails to initialize and prevent the
> firmware from finish to boot. To prevent that, we will use
> XenRealTimeClockLib which simply always re
On Mon, Jul 29, 2019 at 04:39:42PM +0100, Anthony PERARD wrote:
> XenIoPvhDxe use XenIoMmioLib to reserve some space to be use by the
> Grant Tables.
>
> The call is only done if it is necessary, we simply detect if the
> guest is PVH, as in this case there is currently no PCI bus, and no
> PCI Xe
On Mon, Jul 29, 2019 at 04:39:40PM +0100, Anthony PERARD wrote:
> On a Xen PVH guest, none of the existing serial or console interface
> works, so we add a new one, based on XenConsoleSerialPortLib, and
> implemented via SerialDxe.
>
> That is a simple console implementation that can works on both
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 detecte
On Mon, Jul 29, 2019 at 04:39:37PM +0100, Anthony PERARD wrote:
> When running in a Xen PVH guest, there's nothing to do in
> PciAcpiInitialization() because there isn't any PCI bus. When the Host
> Bridge DID isn't recognised, simply continue. (The value of
> PcdOvmfHostBridgePciDevId would be 0 b
On Mon, Jul 29, 2019 at 04:39:32PM +0100, Anthony PERARD wrote:
> When running as a Xen PVH guest, there is no CMOS to read the memory
> size from. Rework GetSystemMemorySize(Below|Above)4gb() so they can
> work without CMOS by reading the e820 table.
>
> Rework XenPublishRamRegions to also care
On Mon, Jul 29, 2019 at 04:39:31PM +0100, Anthony PERARD wrote:
> When the Xen PVH entry point has been used, hvmloader hasn't run and
> hasn't prepared an E820 table. The only way left to get an E820 table
> is to ask Xen via an hypercall, the call can only be made once so keep
> the result cached
On Mon, Jul 29, 2019 at 04:39:29PM +0100, Anthony PERARD wrote:
> XenPvhDetected() can be used to figure out if OVMF has started via the
> Xen PVH entry point.
>
> Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=1689
> Signed-off-by: Anthony PERARD
> Acked-by: Laszlo Ersek
Thanks, I've got
On Mon, Jul 29, 2019 at 04:39:21PM +0100, Anthony PERARD wrote:
> Check if there's a start of the day struct provided to PVH guest, save
> the ACPI RSDP address for later.
>
> This patch import import arch-x86/hvm/start_info.h from xen.git.
You seem to change the types when importing start_info.h
On Mon, Jul 29, 2019 at 04:39:18PM +0100, Anthony PERARD wrote:
> The ACPI Timer isn't present in a PVH guest, but local APIC works on
> both PVH and HVM.
>
> Note that the use of SecPeiDxeTimerLibCpu might be an issue with a
> driver of type DXE_RUNTIME_DRIVER. I've attempted to find out which of
On Mon, Jul 29, 2019 at 04:39:15PM +0100, Anthony PERARD wrote:
> Add a new entry point for Xen PVH that enter directly in 32bits.
>
> Information on the expected state of the machine when this entry point
> is used can be found at:
> https://xenbits.xenproject.org/docs/unstable/misc/pvh.html
>
>
On Thu, Jul 25, 2019 at 11:05:34AM +0100, Anthony PERARD wrote:
> On Thu, Jul 25, 2019 at 11:08:29AM +0200, Roger Pau Monné wrote:
> > On Wed, Jul 24, 2019 at 05:17:59PM +0100, Anthony PERARD wrote:
> > > On Tue, Jul 23, 2019 at 11:42:07AM +0200, Roger Pau Monné wrote:
> >
On Wed, Jul 24, 2019 at 05:17:59PM +0100, Anthony PERARD wrote:
> On Tue, Jul 23, 2019 at 11:42:07AM +0200, Roger Pau Monné wrote:
> > On Mon, Jul 22, 2019 at 03:53:19PM +0100, Anthony PERARD wrote:
> > > On Mon, Jul 15, 2019 at 04:15:21PM +0200, Roger Pau Monné wrote:
> >
On Mon, Jul 22, 2019 at 03:53:19PM +0100, Anthony PERARD wrote:
> On Mon, Jul 15, 2019 at 04:15:21PM +0200, Roger Pau Monné wrote:
> > On Thu, Jul 04, 2019 at 03:42:22PM +0100, Anthony PERARD wrote:
> > > When running as a Xen PVH guest, there is no CMOS to read the memory
> &
On Mon, Jul 22, 2019 at 09:28:20PM +0200, Laszlo Ersek wrote:
> On 07/22/19 15:49, Anthony PERARD wrote:
> > On Mon, Jul 15, 2019 at 04:22:19PM +0200, Roger Pau Monné wrote:
> >> On Thu, Jul 04, 2019 at 03:42:07PM +0100, Anthony PERARD wrote:
> >>> ACPI Timer doe
On Mon, Jul 15, 2019 at 12:50:29PM +0100, Andrew Cooper wrote:
> On 15/07/2019 12:46, Roger Pau Monné wrote:
> >> +;
> >> +; Jump to the main routine of the pre-SEC code
> >> +; skiping the 16-bit part of the routine and
> >>
On Thu, Jul 04, 2019 at 03:42:07PM +0100, Anthony PERARD wrote:
> ACPI Timer does not work in a PVH guest, but local APIC works on both
This is not accurate. It's not that the ACPI timer doesn't work, it's
just that it's not present. The PM_TMR_BLK should be set to 0 to
indicate the lack of PM tim
On Thu, Jul 04, 2019 at 03:42:22PM +0100, Anthony PERARD wrote:
> When running as a Xen PVH guest, there is no CMOS to read the memory
> size from. Rework GetSystemMemorySize(Below|Above)4gb() so they can
> works without CMOS by reading the e820 table.
>
> Rework XenPublishRamRegions for PVH, han
On Thu, Jul 04, 2019 at 03:42:04PM +0100, Anthony PERARD wrote:
> Add a new entry point for Xen PVH that enter directly in 32bits.
>
> Information on the expected state of the machine when this entry point
> is used can be found at:
> https://xenbits.xenproject.org/docs/unstable/misc/pvh.html
>
>
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