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- /** @file
- Master header file for SecCore.
- Copyright (c) 2013, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef _SEC_CORE_H_
- #define _SEC_CORE_H_
- #include <PiPei.h>
- #include <Ppi/SecPlatformInformation.h>
- #include <Ppi/TemporaryRamSupport.h>
- #include <Library/BaseLib.h>
- #include <Library/DebugLib.h>
- #include <Library/PcdLib.h>
- #include <Library/BaseMemoryLib.h>
- #include <Library/UefiCpuLib.h>
- #include <Library/PeCoffGetEntryPointLib.h>
- #include <Library/PeCoffExtraActionLib.h>
- #include <Library/DebugAgentLib.h>
- #define SEC_IDT_ENTRY_COUNT 34
- typedef struct _SEC_IDT_TABLE {
- //
- // Reserved 8 bytes preceding IDT to store EFI_PEI_SERVICES**, since IDT base
- // address should be 8-byte alignment.
- // Note: For IA32, only the 4 bytes immediately preceding IDT is used to store
- // EFI_PEI_SERVICES**
- //
- UINT64 PeiService;
- UINT64 IdtTable[SEC_IDT_ENTRY_COUNT];
- } SEC_IDT_TABLE;
- /**
- Switch the stack in the temporary memory to the one in the permanent memory.
- This function must be invoked after the memory migration immediately. The relative
- position of the stack in the temporary and permanent memory is same.
- @param TemporaryMemoryBase Base address of the temporary memory.
- @param PermenentMemoryBase Base address of the permanent memory.
- **/
- VOID
- EFIAPI
- SecSwitchStack (
- UINT32 TemporaryMemoryBase,
- UINT32 PermenentMemoryBase
- );
- /**
- This service of the TEMPORARY_RAM_SUPPORT_PPI that migrates temporary RAM into
- permanent memory.
- @param PeiServices Pointer to the PEI Services Table.
- @param TemporaryMemoryBase Source Address in temporary memory from which the SEC or PEIM will copy the
- Temporary RAM contents.
- @param PermanentMemoryBase Destination Address in permanent memory into which the SEC or PEIM will copy the
- Temporary RAM contents.
- @param CopySize Amount of memory to migrate from temporary to permanent memory.
- @retval EFI_SUCCESS The data was successfully returned.
- @retval EFI_INVALID_PARAMETER PermanentMemoryBase + CopySize > TemporaryMemoryBase when
- TemporaryMemoryBase > PermanentMemoryBase.
- **/
- EFI_STATUS
- EFIAPI
- SecTemporaryRamSupport (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- IN EFI_PHYSICAL_ADDRESS TemporaryMemoryBase,
- IN EFI_PHYSICAL_ADDRESS PermanentMemoryBase,
- IN UINTN CopySize
- );
- /**
- Entry point to the C language phase of SEC. After the SEC assembly
- code has initialized some temporary memory and set up the stack,
- the control is transferred to this function.
- @param SizeOfRam Size of the temporary memory available for use.
- @param TempRamBase Base address of temporary ram
- @param BootFirmwareVolume Base address of the Boot Firmware Volume.
- **/
- VOID
- EFIAPI
- SecStartup (
- IN UINT32 SizeOfRam,
- IN UINT32 TempRamBase,
- IN VOID *BootFirmwareVolume
- );
- /**
- Find and return Pei Core entry point.
- It also find SEC and PEI Core file debug information. It will report them if
- remote debug is enabled.
- @param BootFirmwareVolumePtr Point to the boot firmware volume.
- @param PeiCoreEntryPoint Point to the PEI core entry point.
- **/
- VOID
- EFIAPI
- FindAndReportEntryPoints (
- IN EFI_FIRMWARE_VOLUME_HEADER *BootFirmwareVolumePtr,
- OUT EFI_PEI_CORE_ENTRY_POINT *PeiCoreEntryPoint
- );
- /**
- Autogenerated function that calls the library constructors for all of the module's
- dependent libraries. This function must be called by the SEC Core once a stack has
- been established.
- **/
- VOID
- EFIAPI
- ProcessLibraryConstructorList (
- VOID
- );
-
- #endif
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