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Ring3: Fixed several bugs for ARM.

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This commit is contained in:
Mikhail Krichanov 2024-07-09 16:17:27 +03:00
parent 3bddf9ac07
commit fc08f7d273
3 changed files with 5 additions and 22 deletions
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2
ArmPkg/Library/DefaultExceptionHandlerLib/Arm/DefaultExceptionHandler.c
View File

@ -227,7 +227,7 @@ DefaultExceptionHandler (
return mSysCallHandler (
SystemContext.SystemContextArm->R0,
&(SystemContext.SystemContextArm->R1),
&(SystemContext.SystemContextArm->SP)
(VOID *)SystemContext.SystemContextArm->SP
);
}

4
MdeModulePkg/Core/Dxe/SysCall/ARM/InitializeMsr.c
View File

@ -71,11 +71,11 @@ SysCallBootService (
//
// First 3 arguments are passed through R1-R3 and copied to SysCall Stack.
//
CopyMem ((VOID *)((UINTN)Physical + sizeof (UINTN)), (VOID *)CoreRbp, 3 * sizeof (UINTN));
CopyMem ((VOID *)((UINTN)Physical + 2 * sizeof (UINTN)), (VOID *)CoreRbp, 3 * sizeof (UINTN));
//
// All remaining arguments are on User Stack.
//
CopyMem ((VOID *)((UINTN)Physical + 4 * sizeof (UINTN)), (VOID *)UserRsp, 5 * sizeof (UINTN));
CopyMem ((VOID *)((UINTN)Physical + 5 * sizeof (UINTN)), (VOID *)UserRsp, 4 * sizeof (UINTN));
EnableSMAP ();
Status = CallBootService (

21
MdeModulePkg/Core/Dxe/SysCall/SupportedProtocols.c
View File

@ -360,7 +360,7 @@ CoreFileSetPosition (
File->Ring3File,
Position
);
#elif defined (MDE_CPU_IA32)
#elif defined (MDE_CPU_IA32) || defined (MDE_CPU_ARM)
//
// UINT64 Position is passed as 2 double words on stack.
//
@ -370,13 +370,6 @@ CoreFileSetPosition (
File->Ring3File,
Position
);
#else
return GoToRing3 (
2,
(VOID *)mRing3FileProtocol.SetPosition,
File->Ring3File,
Position
);
#endif
}
@ -643,7 +636,7 @@ CoreFileOpen (
OpenMode,
Attributes
);
#elif defined (MDE_CPU_IA32)
#elif defined (MDE_CPU_IA32) || defined (MDE_CPU_ARM)
//
// UINT64 OpenMode and Attributes are each passed as 2 double words on stack.
//
@ -656,16 +649,6 @@ CoreFileOpen (
OpenMode,
Attributes
);
#else
Status = GoToRing3 (
5,
(VOID *)mRing3FileProtocol.Open,
File->Ring3File,
Ring3NewHandle,
Ring3FileName,
OpenMode,
Attributes
);
#endif
if (EFI_ERROR (Status)) {
*NewHandle = NULL;