From: DoraX Hsueh <dorax.hs...@intel.com>
https://bugzilla.tianocore.org/show_bug.cgi?id=4761
Halt the TCO timer to fix release mode hang.
Cc: Sai Chaganty <rangasai.v.chaga...@intel.com>
Cc: Rosen Chuang <rosen.chu...@intel.com>
Cc: Saloni Kasbekar <saloni.kasbe...@intel.com>
Cc: Haoyu Tang <haoyu.t...@intel.com>
Cc: Nate DeSimone <nathaniel.l.desim...@intel.com>
Cc: Chasel Chiu <chasel.c...@intel.com>
Signed-off-by: DoraX Hsueh <dorax.hs...@intel.com>
---
.../AlderlakeOpenBoardPkg/AlderlakePRvp/OpenBoardPkg.dsc | 3 ++-
.../Library/SecFspWrapperPlatformSecLib/PlatformInit.c | 8 ++++++++
.../SecFspWrapperPlatformSecLib.inf | 1 +
3 files changed, 11 insertions(+), 1 deletion(-)
diff --git
a/Platform/Intel/AlderlakeOpenBoardPkg/AlderlakePRvp/OpenBoardPkg.dsc
b/Platform/Intel/AlderlakeOpenBoardPkg/AlderlakePRvp/OpenBoardPkg.dsc
index 59350f06..ea92ec75 100644
--- a/Platform/Intel/AlderlakeOpenBoardPkg/AlderlakePRvp/OpenBoardPkg.dsc
+++ b/Platform/Intel/AlderlakeOpenBoardPkg/AlderlakePRvp/OpenBoardPkg.dsc
@@ -233,8 +233,9 @@
[LibraryClasses.X64.DXE_SMM_DRIVER]
-!if $(TARGET) == DEBUG
SpiFlashCommonLib|IntelSiliconPkg/Library/SmmSpiFlashCommonLib/SmmSpiFlashCommonLib.inf
+
+!if $(TARGET) == DEBUG
TestPointCheckLib|$(PLATFORM_PACKAGE)/Test/Library/TestPointCheckLib/SmmTestPointCheckLib.inf
TestPointCheckLib|$(PLATFORM_PACKAGE)/Test/Library/TestPointCheckLibNull/TestPointCheckLibNull.inf
!endif
diff --git
a/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/PlatformInit.c
b/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/PlatformInit.c
index f7ec4f9e..e930c9c7 100644
---
a/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/PlatformInit.c
+++
b/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/PlatformInit.c
@@ -12,6 +12,8 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#include <Library/SerialPortLib.h>
#include <Library/SecBoardInitLib.h>
#include <Library/TestPointCheckLib.h>
+#include <Register/TcoRegs.h>
+#include <Library/IoLib.h>
/**
Platform initialization.
@@ -28,6 +30,12 @@ PlatformInit (
IN VOID *EndOfRange
)
{
+
+ ///
+ /// Halt the TCO timer as early as possible
+ ///
+ IoWrite16 (PcdGet16 (PcdTcoBaseAddress) + R_TCO_IO_TCO1_CNT,
B_TCO_IO_TCO1_CNT_TMR_HLT);
+
//
// Platform initialization
// Enable Serial port here
diff --git
a/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/SecFspWrapperPlatformSecLib.inf
b/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/SecFspWrapperPlatformSecLib.inf
index 3e51cb36..abc84057 100644
---
a/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/SecFspWrapperPlatformSecLib.inf
+++
b/Platform/Intel/AlderlakeOpenBoardPkg/FspWrapper/Library/SecFspWrapperPlatformSecLib/SecFspWrapperPlatformSecLib.inf
@@ -89,6 +89,7 @@
gIntelFsp2WrapperTokenSpaceGuid.PcdFsptBaseAddress ##
CONSUMES
gIntelFsp2PkgTokenSpaceGuid.PcdFspTemporaryRamSize ##
CONSUMES
gMinPlatformPkgTokenSpaceGuid.PcdSecSerialPortDebugEnable ##
CONSUMES
+ gSiPkgTokenSpaceGuid.PcdTcoBaseAddress ##
CONSUMES
[FixedPcd]
gMinPlatformPkgTokenSpaceGuid.PcdFlashFvMicrocodeBase ##
CONSUMES
--
2.26.2.windows.1
-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#118077): https://edk2.groups.io/g/devel/message/118077
Mute This Topic: https://groups.io/mt/105665490/21656
Group Owner: devel+ow...@edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com]
-=-=-=-=-=-=-=-=-=-=-=-
