[edk2-devel] [PATCH v2 10/19] OvmfPkg/Microvm: use XenTimerDxe (lapic timer)

[Gerd Hoffmann]

Microvm has no acpi timer, so go use XenTimerDxe
which uses the local apic instead.

Set PcdFSBClock to 1000 MHz, which is the lapic
timer frequency used by KVM.

Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=3599
Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
Acked-by: Jiewen Yao <Jiewen.yao at intel.com>
---
 OvmfPkg/Microvm/MicrovmX64.dsc | 4 ++--
 OvmfPkg/Microvm/MicrovmX64.fdf | 3 +--
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/OvmfPkg/Microvm/MicrovmX64.dsc b/OvmfPkg/Microvm/MicrovmX64.dsc
index de68446e7f48..019b50de7d8f 100644
--- a/OvmfPkg/Microvm/MicrovmX64.dsc
+++ b/OvmfPkg/Microvm/MicrovmX64.dsc
@@ -559,6 +559,7 @@ [PcdsDynamicDefault]
   gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio64Base|0x0
   gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio64Size|0x800000000
 
+  gEfiMdePkgTokenSpaceGuid.PcdFSBClock|1000000000
   gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut|0
 
   # Set video resolution for text setup.
@@ -648,10 +649,9 @@ [Components]
 
   MdeModulePkg/Universal/SecurityStubDxe/SecurityStubDxe.inf
   MdeModulePkg/Universal/EbcDxe/EbcDxe.inf
-  OvmfPkg/8259InterruptControllerDxe/8259.inf
+  OvmfPkg/XenTimerDxe/XenTimerDxe.inf
   UefiCpuPkg/CpuIo2Dxe/CpuIo2Dxe.inf
   UefiCpuPkg/CpuDxe/CpuDxe.inf
-  OvmfPkg/8254TimerDxe/8254Timer.inf
   OvmfPkg/IncompatiblePciDeviceSupportDxe/IncompatiblePciDeviceSupport.inf
   OvmfPkg/PciHotPlugInitDxe/PciHotPlugInit.inf
   MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf {
diff --git a/OvmfPkg/Microvm/MicrovmX64.fdf b/OvmfPkg/Microvm/MicrovmX64.fdf
index d57d958fde86..b4d56bd2d0e7 100644
--- a/OvmfPkg/Microvm/MicrovmX64.fdf
+++ b/OvmfPkg/Microvm/MicrovmX64.fdf
@@ -215,10 +215,9 @@ [FV.DXEFV]
 INF  MdeModulePkg/Core/RuntimeDxe/RuntimeDxe.inf
 INF  MdeModulePkg/Universal/SecurityStubDxe/SecurityStubDxe.inf
 INF  MdeModulePkg/Universal/EbcDxe/EbcDxe.inf
-INF  OvmfPkg/8259InterruptControllerDxe/8259.inf
+INF  OvmfPkg/XenTimerDxe/XenTimerDxe.inf
 INF  UefiCpuPkg/CpuIo2Dxe/CpuIo2Dxe.inf
 INF  UefiCpuPkg/CpuDxe/CpuDxe.inf
-INF  OvmfPkg/8254TimerDxe/8254Timer.inf
 INF  OvmfPkg/IncompatiblePciDeviceSupportDxe/IncompatiblePciDeviceSupport.inf
 INF  OvmfPkg/PciHotPlugInitDxe/PciHotPlugInit.inf
 INF  MdeModulePkg/Bus/Pci/PciHostBridgeDxe/PciHostBridgeDxe.inf
-- 
2.31.1



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