Implements the MmServicesTableLib library class for MM Stanalone modules. The code was derieved from SmmServicesTableLib.
Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Marvin Haeuser <[email protected]> --- StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c | 64 ++++++++++++++++++++ StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf | 35 +++++++++++ StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni | 21 +++++++ 3 files changed, 120 insertions(+) diff --git a/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c b/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c new file mode 100644 index 000000000000..d33ff953b555 --- /dev/null +++ b/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.c @@ -0,0 +1,64 @@ +/** @file + Standalone MM Services Table Library. + + Copyright (c) 2010 - 2018, Intel Corporation. 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 MM Services Table. + + @param ImageHandle The firmware allocated handle for the EFI image. + @param MmSystemTable A pointer to the MM 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; +} + +/** + This function allows the caller to determine if the driver is executing in + Management Mode(MM). + + This function returns TRUE if the driver is executing in MM and FALSE if the + driver is not executing in MM. + + @retval TRUE The driver is executing in Management Mode (MM). + @retval FALSE The driver is not executing in Management Mode (MM). + +**/ +BOOLEAN +EFIAPI +InMm ( + VOID + ) +{ + // + // We are already in MM + // + return TRUE; +} diff --git a/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf b/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf new file mode 100644 index 000000000000..bfe5678a5bc0 --- /dev/null +++ b/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.inf @@ -0,0 +1,35 @@ +## @file +# Standalone MM Services Table Library. +# +# Copyright (c) 2009 - 2014, Intel Corporation. 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 = 0x00010005 + BASE_NAME = StandaloneMmServicesTableLib + MODULE_UNI_FILE = StandaloneMmServicesTableLib.uni + FILE_GUID = 821F6D8E-CE99-4CD5-B1FD-C33AC8BA5704 + MODULE_TYPE = MM_STANDALONE + VERSION_STRING = 1.0 + LIBRARY_CLASS = MmServicesTableLib|MM_STANDALONE + PI_SPECIFICATION_VERSION = 0x0001000A + CONSTRUCTOR = StandaloneMmServicesTableLibConstructor + +[Sources] + StandaloneMmServicesTableLib.c + +[Packages] + MdePkg/MdePkg.dec + StandaloneMmPkg/StandaloneMmPkg.dec + +[LibraryClasses] + DebugLib diff --git a/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni b/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni new file mode 100644 index 000000000000..c0581e2820ce --- /dev/null +++ b/StandaloneMmPkg/Library/StandaloneMmServicesTableLib/StandaloneMmServicesTableLib.uni @@ -0,0 +1,21 @@ +// /** @file +// Standalone MM Services Table Library. +// +// Standalone MM Services Table Library. +// +// Copyright (c) 2009 - 2014, Intel Corporation. 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." + -- 2.18.0.windows.1 _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
