On Tue, Nov 02, 2021 at 13:17:34 -0700, brbar...@microsoft.com wrote:
> From: Bret Barkelew <brbar...@microsoft.com>
>
> Drop switch from the custom "StandaloneMmMmuLib" class to the
> more generic "ArmMmuLib" class and add the missing functions
> to fulfill that interface.
>
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3647
>
> Cc: Leif Lindholm <l...@nuviainc.com>
> Cc: Ard Biesheuvel <ardb+tianoc...@kernel.org>
> Cc: Sean Brogan <sean.bro...@microsoft.com>
> Signed-off-by: Bret Barkelew <bret.barke...@microsoft.com>
Reviewed-by: Leif Lindholm <l...@nuviainc.com>
> ---
> ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c | 37
> ++++++++++++++++++++
> ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.inf | 2 +-
> 2 files changed, 38 insertions(+), 1 deletion(-)
>
> diff --git a/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c
> b/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c
> index 20f873e6802c..42216bf40ac7 100644
> --- a/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c
> +++ b/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.c
> @@ -325,3 +325,40 @@ ArmClearMemoryRegionReadOnly (
> }
> return Status;
> }
> +
> +EFI_STATUS
> +EFIAPI
> +ArmConfigureMmu (
> + IN ARM_MEMORY_REGION_DESCRIPTOR *MemoryTable,
> + OUT VOID **TranslationTableBase OPTIONAL,
> + OUT UINTN *TranslationTableSize OPTIONAL
> + )
> +{
> + DEBUG ((DEBUG_ERROR, "%a() interface not implemented!\n", __FUNCTION__));
> + ASSERT (FALSE);
> + return EFI_UNSUPPORTED;
> +}
> +
> +VOID
> +EFIAPI
> +ArmReplaceLiveTranslationEntry (
> + IN UINT64 *Entry,
> + IN UINT64 Value,
> + IN UINT64 RegionStart
> + )
> +{
> + DEBUG ((DEBUG_ERROR, "%a() interface not implemented!\n", __FUNCTION__));
> + ASSERT (FALSE);
> +}
> +
> +EFI_STATUS
> +ArmSetMemoryAttributes (
> + IN EFI_PHYSICAL_ADDRESS BaseAddress,
> + IN UINT64 Length,
> + IN UINT64 Attributes
> + )
> +{
> + DEBUG ((DEBUG_ERROR, "%a() interface not implemented!\n", __FUNCTION__));
> + ASSERT (FALSE);
> + return EFI_UNSUPPORTED;
> +}
> diff --git a/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.inf
> b/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.inf
> index ff20e5898051..d34086853d32 100644
> --- a/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.inf
> +++ b/ArmPkg/Library/StandaloneMmMmuLib/ArmMmuStandaloneMmLib.inf
> @@ -13,7 +13,7 @@ [Defines]
> FILE_GUID = 44a741c2-655f-41fc-b066-179f5a9aa78a
> MODULE_TYPE = MM_CORE_STANDALONE
> VERSION_STRING = 1.0
> - LIBRARY_CLASS = StandaloneMmMmuLib
> + LIBRARY_CLASS = ArmMmuLib | MM_CORE_STANDALONE
> MM_STANDALONE
> PI_SPECIFICATION_VERSION = 0x00010032
>
> [Sources]
> --
> 2.31.1.windows.1
>
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