The newly introduced generic MmServicesTableLib can be implemented for traditional SMM (as we did already), but MM_STANDALONE drivers require an implementation that is based on standalone MM.
Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ard Biesheuvel <[email protected]> --- MdePkg/MdePkg.dsc | 1 + MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf | 39 +++++++++++++++++++ MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c | 41 ++++++++++++++++++++ MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni | 20 ++++++++++ 4 files changed, 101 insertions(+) diff --git a/MdePkg/MdePkg.dsc b/MdePkg/MdePkg.dsc index ec561c53cab0..303e1ab3bd0f 100644 --- a/MdePkg/MdePkg.dsc +++ b/MdePkg/MdePkg.dsc @@ -116,6 +116,7 @@ [Components] MdePkg/Library/BaseExtractGuidedSectionLib/BaseExtractGuidedSectionLib.inf MdePkg/Library/StandaloneMmDriverEntryPoint/StandaloneMmDriverEntryPoint.inf + MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf [Components.IA32, Components.X64] MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf diff --git a/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf b/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf new file mode 100644 index 000000000000..86f6c5c78035 --- /dev/null +++ b/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf @@ -0,0 +1,39 @@ +## @file +# Standalone MM Services Table Library. +# +# Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR> +# Copyright (c) 2018, Linaro, Ltd. All rights reserved.<BR> +# +# This program and the accompanying materials +# are licensed and made available under the terms and conditions of the BSD License +# which accompanies this distribution. The full text of the license may be found at +# http://opensource.org/licenses/bsd-license.php. +# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +# +# +## + +[Defines] + INF_VERSION = 0x0001001B + BASE_NAME = StandaloneMmServicesTableLib + MODULE_UNI_FILE = StandaloneMmServicesTableLib.uni + FILE_GUID = eaa4684f-fb4e-41f3-9967-307d5b409182 + MODULE_TYPE = MM_STANDALONE + VERSION_STRING = 1.0 + LIBRARY_CLASS = MmServicesTableLib|MM_STANDALONE + PI_SPECIFICATION_VERSION = 0x00010032 + CONSTRUCTOR = StandaloneMmServicesTableLibConstructor + +# +# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64 +# + +[Sources] + StandaloneMmServicesTableLib.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + DebugLib diff --git a/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c b/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c new file mode 100644 index 000000000000..b870f25fcfed --- /dev/null +++ b/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c @@ -0,0 +1,41 @@ +/** @file + MM Services Table Library. + + Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR> + Copyright (c) 2018, Linaro, Ltd. All rights reserved.<BR> + This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php. + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#include <PiMm.h> +#include <Library/MmServicesTableLib.h> +#include <Library/DebugLib.h> + +EFI_MM_SYSTEM_TABLE *gMmst = NULL; + +/** + The constructor function caches the pointer of the MM Services Table. + + @param ImageHandle The firmware allocated handle for the EFI image. + @param SystemTable A pointer to the EFI System Table. + + @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS. + +**/ +EFI_STATUS +EFIAPI +StandaloneMmServicesTableLibConstructor ( + IN EFI_HANDLE ImageHandle, + IN EFI_MM_SYSTEM_TABLE *MmSystemTable + ) +{ + gMmst = MmSystemTable; + ASSERT (gMmst != NULL); + return EFI_SUCCESS; +} diff --git a/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni b/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni new file mode 100644 index 000000000000..2cabf1af1483 --- /dev/null +++ b/MdePkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni @@ -0,0 +1,20 @@ +// /** @file +// +// Standalone MM Services Table Library. +// +// Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR> +// Copyright (c) 2018, Linaro, Ltd. All rights reserved.<BR> +// +// This program and the accompanying materials +// are licensed and made available under the terms and conditions of the BSD License +// which accompanies this distribution. The full text of the license may be found at +// http://opensource.org/licenses/bsd-license.php. +// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +// +// **/ + + +#string STR_MODULE_ABSTRACT #language en-US "Standalone MM Services Table Library" + +#string STR_MODULE_DESCRIPTION #language en-US "Standalone MM Services Table Library." -- 2.20.1 _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
