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Update FFA run interface to intake context as input argument #1526

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Merged
merged 4 commits into from
Oct 14, 2025
Merged

Update FFA run interface to intake context as input argument #1526

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f7531ca
Update ffa run interface
kuqin12 Oct 11, 2025
ea6e570
uncrustify
kuqin12 Oct 13, 2025
1c6249d
Merge branch 'release/202502' into fix_ffa_run
kuqin12 Oct 13, 2025
57f0de9
Merge branch 'release/202502' into fix_ffa_run
kuqin12 Oct 14, 2025
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18 changes: 15 additions & 3 deletions MdeModulePkg/Library/ArmFfaLib/ArmFfaCommon.c
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Original file line number Diff line number Diff line change
Expand Up @@ -553,6 +553,7 @@ ArmFfaLibPartitionInfoGet (

@param [in] PartId Partition id
@param [in] CpuNumber Cpu number in partition
@param [out] CtxFfaArgs Optional context of FFA_ARGS

@retval EFI_SUCCESS
@retval Other Error
Expand All @@ -561,11 +562,13 @@ ArmFfaLibPartitionInfoGet (
EFI_STATUS
EFIAPI
ArmFfaLibRun (
IN UINT16 PartId,
IN UINT16 CpuNumber
IN UINT16 PartId,
IN UINT16 CpuNumber,
OUT ARM_FFA_ARGS *CtxFfaArgs OPTIONAL
)
{
ARM_FFA_ARGS FfaArgs;
EFI_STATUS Status;

ZeroMem (&FfaArgs, sizeof (ARM_FFA_ARGS));

Expand All @@ -574,7 +577,16 @@ ArmFfaLibRun (

ArmCallFfa (&FfaArgs);

return FfaArgsToEfiStatus (&FfaArgs);
Status = FfaArgsToEfiStatus (&FfaArgs);
if (EFI_ERROR (Status)) {
return Status;
}

if (CtxFfaArgs != NULL) {
CopyMem (CtxFfaArgs, &FfaArgs, sizeof (ARM_FFA_ARGS));
}

return Status;
}

/**
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8 changes: 5 additions & 3 deletions MdePkg/Include/Library/ArmFfaLib.h
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Expand Up @@ -297,10 +297,11 @@ ArmFfaLibSpmIdGet (
);

/**
Restore context which interrupted with FFA_INTERRUPT (EFI_INTERRUPT_PENDING).
Restore the context which was interrupted with FFA_INTERRUPT (EFI_INTERRUPT_PENDING).

@param [in] PartId Partition id
@param [in] CpuNumber Cpu number in partition
@param [out] CtxFfaArgs Optional context of FFA_ARGS

@retval EFI_SUCCESS
@retval Other Error
Expand All @@ -309,8 +310,9 @@ ArmFfaLibSpmIdGet (
EFI_STATUS
EFIAPI
ArmFfaLibRun (
IN UINT16 PartId,
IN UINT16 CpuNumber
IN UINT16 PartId,
IN UINT16 CpuNumber,
OUT ARM_FFA_ARGS *CtxFfaArgs OPTIONAL
);

/**
Expand Down