diff options
Diffstat (limited to 'StandaloneMmPkg/Include/Library/AArch64/StandaloneMmCoreEntryPoint.h')
| -rw-r--r-- | StandaloneMmPkg/Include/Library/AArch64/StandaloneMmCoreEntryPoint.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/StandaloneMmPkg/Include/Library/AArch64/StandaloneMmCoreEntryPoint.h b/StandaloneMmPkg/Include/Library/AArch64/StandaloneMmCoreEntryPoint.h new file mode 100644 index 0000000000..e4e5875b5d --- /dev/null +++ b/StandaloneMmPkg/Include/Library/AArch64/StandaloneMmCoreEntryPoint.h @@ -0,0 +1,215 @@ +/** @file
+ Entry point to the Standalone MM Foundation when initialized during the SEC
+ phase on ARM platforms
+
+Copyright (c) 2017 - 2018, ARM 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.
+
+**/
+
+#ifndef __STANDALONEMMCORE_ENTRY_POINT_H__
+#define __STANDALONEMMCORE_ENTRY_POINT_H__
+
+#include <Library/PeCoffLib.h>
+#include <Library/FvLib.h>
+
+#define CPU_INFO_FLAG_PRIMARY_CPU 0x00000001
+
+typedef struct {
+ UINT8 Type; /* type of the structure */
+ UINT8 Version; /* version of this structure */
+ UINT16 Size; /* size of this structure in bytes */
+ UINT32 Attr; /* attributes: unused bits SBZ */
+} EFI_PARAM_HEADER;
+
+typedef struct {
+ UINT64 Mpidr;
+ UINT32 LinearId;
+ UINT32 Flags;
+} EFI_SECURE_PARTITION_CPU_INFO;
+
+typedef struct {
+ EFI_PARAM_HEADER Header;
+ UINT64 SpMemBase;
+ UINT64 SpMemLimit;
+ UINT64 SpImageBase;
+ UINT64 SpStackBase;
+ UINT64 SpHeapBase;
+ UINT64 SpNsCommBufBase;
+ UINT64 SpSharedBufBase;
+ UINT64 SpImageSize;
+ UINT64 SpPcpuStackSize;
+ UINT64 SpHeapSize;
+ UINT64 SpNsCommBufSize;
+ UINT64 SpPcpuSharedBufSize;
+ UINT32 NumSpMemRegions;
+ UINT32 NumCpus;
+ EFI_SECURE_PARTITION_CPU_INFO *CpuInfo;
+} EFI_SECURE_PARTITION_BOOT_INFO;
+
+typedef
+EFI_STATUS
+(*PI_MM_ARM_TF_CPU_DRIVER_ENTRYPOINT) (
+ IN UINTN EventId,
+ IN UINTN CpuNumber,
+ IN UINTN NsCommBufferAddr
+ );
+
+typedef struct {
+ PI_MM_ARM_TF_CPU_DRIVER_ENTRYPOINT *ArmTfCpuDriverEpPtr;
+} ARM_TF_CPU_DRIVER_EP_DESCRIPTOR;
+
+typedef RETURN_STATUS (*REGION_PERMISSION_UPDATE_FUNC) (
+ IN EFI_PHYSICAL_ADDRESS BaseAddress,
+ IN UINT64 Length
+ );
+
+/**
+ Privileged firmware assigns RO & Executable attributes to all memory occupied
+ by the Boot Firmware Volume. This function sets the correct permissions of
+ sections in the Standalone MM Core module to be able to access RO and RW data
+ and make further progress in the boot process.
+
+ @param ImageContext Pointer to PE/COFF image context
+ @param SectionHeaderOffset Offset of PE/COFF image section header
+ @param NumberOfSections Number of Sections
+ @param TextUpdater Function to change code permissions
+ @param ReadOnlyUpdater Function to change RO permissions
+ @param ReadWriteUpdater Function to change RW permissions
+
+**/
+EFI_STATUS
+EFIAPI
+UpdateMmFoundationPeCoffPermissions (
+ IN CONST PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
+ IN UINT32 SectionHeaderOffset,
+ IN CONST UINT16 NumberOfSections,
+ IN REGION_PERMISSION_UPDATE_FUNC TextUpdater,
+ IN REGION_PERMISSION_UPDATE_FUNC ReadOnlyUpdater,
+ IN REGION_PERMISSION_UPDATE_FUNC ReadWriteUpdater
+ );
+
+
+/**
+ Privileged firmware assigns RO & Executable attributes to all memory occupied
+ by the Boot Firmware Volume. This function locates the section information of
+ the Standalone MM Core module to be able to change permissions of the
+ individual sections later in the boot process.
+
+ @param TeData Pointer to PE/COFF image data
+ @param ImageContext Pointer to PE/COFF image context
+ @param SectionHeaderOffset Offset of PE/COFF image section header
+ @param NumberOfSections Number of Sections
+
+**/
+EFI_STATUS
+EFIAPI
+GetStandaloneMmCorePeCoffSections (
+ IN VOID *TeData,
+ IN OUT PE_COFF_LOADER_IMAGE_CONTEXT *ImageContext,
+ IN OUT UINT32 *SectionHeaderOffset,
+ IN OUT UINT16 *NumberOfSections
+ );
+
+
+/**
+ Privileged firmware assigns RO & Executable attributes to all memory occupied
+ by the Boot Firmware Volume. This function locates the Standalone MM Core
+ module PE/COFF image in the BFV and returns this information.
+
+ @param BfvAddress Base Address of Boot Firmware Volume
+ @param TeData Pointer to address for allocating memory for
+ PE/COFF image data
+ @param TeDataSize Pointer to size of PE/COFF image data
+
+**/
+EFI_STATUS
+EFIAPI
+LocateStandaloneMmCorePeCoffData (
+ IN EFI_FIRMWARE_VOLUME_HEADER *BfvAddress,
+ IN OUT VOID **TeData,
+ IN OUT UINTN *TeDataSize
+ );
+
+
+/**
+ Use the boot information passed by privileged firmware to populate a HOB list
+ suitable for consumption by the MM Core and drivers.
+
+ @param CpuDriverEntryPoint Address of MM CPU driver entrypoint
+ @param PayloadBootInfo Boot information passed by privileged firmware
+
+**/
+VOID *
+EFIAPI
+CreateHobListFromBootInfo (
+ IN OUT PI_MM_ARM_TF_CPU_DRIVER_ENTRYPOINT *CpuDriverEntryPoint,
+ IN EFI_SECURE_PARTITION_BOOT_INFO *PayloadBootInfo
+ );
+
+
+/**
+ The entry point of Standalone MM Foundation.
+
+ @param SharedBufAddress Pointer to the Buffer between SPM and SP.
+ @param cookie1.
+ @param cookie2.
+**/
+VOID
+EFIAPI
+_ModuleEntryPoint (
+ IN VOID *SharedBufAddress,
+ IN UINT64 SharedBufSize,
+ IN UINT64 cookie1,
+ IN UINT64 cookie2
+ );
+
+
+/**
+ Auto generated function that calls the library constructors for all of the module's dependent libraries.
+
+ This function must be called by _ModuleEntryPoint().
+ This function calls the set of library constructors for the set of library instances
+ that a module depends on. This includes library instances that a module depends on
+ directly and library instances that a module depends on indirectly through other
+ libraries. This function is auto generated by build tools and those build tools are
+ responsible for collecting the set of library instances, determine which ones have
+ constructors, and calling the library constructors in the proper order based upon
+ each of the library instances own dependencies.
+
+ @param ImageHandle The image handle of the DXE Core.
+ @param SystemTable A pointer to the EFI System Table.
+
+**/
+VOID
+EFIAPI
+ProcessLibraryConstructorList (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_MM_SYSTEM_TABLE *MmSystemTable
+ );
+
+
+/**
+ Auto generated function that calls a set of module entry points.
+
+ This function must be called by _ModuleEntryPoint().
+ This function calls the set of module entry points.
+ This function is auto generated by build tools and those build tools are responsible
+ for collecting the module entry points and calling them in a specified order.
+
+ @param HobStart Pointer to the beginning of the HOB List passed in from the PEI Phase.
+
+**/
+VOID
+EFIAPI
+ProcessModuleEntryPointList (
+ IN VOID *HobStart
+ );
+
+#endif
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