/** @file Copyright (c) 2011-2012, ARM Limited. All rights reserved. SPDX-License-Identifier: BSD-2-Clause-Patent **/ #include "PrePeiCore.h" VOID EFIAPI SecondaryMain ( IN UINTN MpId ) { ASSERT (FALSE); } VOID EFIAPI PrimaryMain ( IN EFI_PEI_CORE_ENTRY_POINT PeiCoreEntryPoint ) { EFI_SEC_PEI_HAND_OFF SecCoreData; UINTN PpiListSize; EFI_PEI_PPI_DESCRIPTOR *PpiList; UINTN TemporaryRamBase; UINTN TemporaryRamSize; CreatePpiList (&PpiListSize, &PpiList); // Adjust the Temporary Ram as the new Ppi List (Common + Platform Ppi Lists) is created at // the base of the primary core stack PpiListSize = ALIGN_VALUE (PpiListSize, CPU_STACK_ALIGNMENT); TemporaryRamBase = (UINTN)PcdGet64 (PcdCPUCoresStackBase) + PpiListSize; TemporaryRamSize = (UINTN)PcdGet32 (PcdCPUCorePrimaryStackSize) - PpiListSize; // // Bind this information into the SEC hand-off state // Note: this must be in sync with the stuff in the asm file // Note also: HOBs (pei temp ram) MUST be above stack // SecCoreData.DataSize = sizeof (EFI_SEC_PEI_HAND_OFF); SecCoreData.BootFirmwareVolumeBase = (VOID *)(UINTN)PcdGet64 (PcdFvBaseAddress); SecCoreData.BootFirmwareVolumeSize = PcdGet32 (PcdFvSize); SecCoreData.TemporaryRamBase = (VOID *)TemporaryRamBase; // We run on the primary core (and so we use the first stack) SecCoreData.TemporaryRamSize = TemporaryRamSize; SecCoreData.PeiTemporaryRamBase = SecCoreData.TemporaryRamBase; SecCoreData.PeiTemporaryRamSize = ALIGN_VALUE (SecCoreData.TemporaryRamSize / 2, CPU_STACK_ALIGNMENT); SecCoreData.StackBase = (VOID *)((UINTN)SecCoreData.TemporaryRamBase + SecCoreData.PeiTemporaryRamSize); SecCoreData.StackSize = (TemporaryRamBase + TemporaryRamSize) - (UINTN)SecCoreData.StackBase; // Jump to PEI core entry point (PeiCoreEntryPoint)(&SecCoreData, PpiList); }