[edk2-devel] [PATCH v2 2/4] UefiPayloadPkg: Use legacy timer in Linuxboot payload

[Cheng-Chieh Huang via groups.io]

HPET timer may fail to init after prior linux taking over.

Signed-off-by: Cheng-Chieh Huang <chengchieh at google.com>
Reviewed-by: Guo Dong <guo.dong at intel.com>
Cc: Cheng-Chieh Huang <chengchieh at google.com>
Cc: Daniel Schaefer <daniel.schaefer at hpe.com>
Cc: Trammell Hudson <hudson at trmm.net>
Cc: Maurice Ma <maurice.ma at intel.com>
Cc: Guo Dong <guo.dong at intel.com>
Cc: Benjamin You <benjamin.you at intel.com>
---
 UefiPayloadPkg/UefiPayloadPkg.dsc | 6 ++++++
 UefiPayloadPkg/UefiPayloadPkg.fdf | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/UefiPayloadPkg/UefiPayloadPkg.dsc b/UefiPayloadPkg/UefiPayloadPkg.dsc
index 54576ba485b7..e56e6f4a5379 100644
--- a/UefiPayloadPkg/UefiPayloadPkg.dsc
+++ b/UefiPayloadPkg/UefiPayloadPkg.dsc
@@ -438,7 +438,13 @@ [Components.X64]
       NULL|MdeModulePkg/Library/BootMaintenanceManagerUiLib/BootMaintenanceManagerUiLib.inf
   }
 
+!if $(BOOTLOADER) == "LINUXBOOT"
+  OvmfPkg/8254TimerDxe/8254Timer.inf
+  OvmfPkg/8259InterruptControllerDxe/8259.inf
+!else
   PcAtChipsetPkg/HpetTimerDxe/HpetTimerDxe.inf
+!endif
+
   MdeModulePkg/Universal/Metronome/Metronome.inf
   MdeModulePkg/Universal/WatchdogTimerDxe/WatchdogTimer.inf
   MdeModulePkg/Core/RuntimeDxe/RuntimeDxe.inf
diff --git a/UefiPayloadPkg/UefiPayloadPkg.fdf b/UefiPayloadPkg/UefiPayloadPkg.fdf
index 041fed842cd8..f57a8b4bf3d3 100644
--- a/UefiPayloadPkg/UefiPayloadPkg.fdf
+++ b/UefiPayloadPkg/UefiPayloadPkg.fdf
@@ -101,7 +101,12 @@ [FV.DXEFV]
 INF UefiCpuPkg/CpuDxe/CpuDxe.inf
 INF MdeModulePkg/Universal/BdsDxe/BdsDxe.inf
 INF MdeModulePkg/Application/UiApp/UiApp.inf
+!if $(BOOTLOADER) != "LINUXBOOT"
 INF PcAtChipsetPkg/HpetTimerDxe/HpetTimerDxe.inf
+!else
+INF OvmfPkg/8254TimerDxe/8254Timer.inf
+INF OvmfPkg/8259InterruptControllerDxe/8259.inf
+!endif
 INF MdeModulePkg/Universal/Metronome/Metronome.inf
 INF MdeModulePkg/Universal/WatchdogTimerDxe/WatchdogTimer.inf
 INF MdeModulePkg/Core/RuntimeDxe/RuntimeDxe.inf
-- 
2.32.0.605.g8dce9f2422-goog



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