1 /** @file 2 * 3 * Copyright (c) 2011-2012, ARM Limited. All rights reserved. 4 * 5 * This program and the accompanying materials 6 * are licensed and made available under the terms and conditions of the BSD License 7 * which accompanies this distribution. The full text of the license may be found at 8 * http://opensource.org/licenses/bsd-license.php 9 * 10 * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 * 13 **/ 14 15 #include "PrePeiCore.h" 16 17 VOID 18 EFIAPI 19 SecondaryMain ( 20 IN UINTN MpId 21 ) 22 { 23 ASSERT(FALSE); 24 } 25 26 VOID 27 EFIAPI 28 PrimaryMain ( 29 IN EFI_PEI_CORE_ENTRY_POINT PeiCoreEntryPoint 30 ) 31 { 32 EFI_SEC_PEI_HAND_OFF SecCoreData; 33 UINTN PpiListSize; 34 EFI_PEI_PPI_DESCRIPTOR *PpiList; 35 UINTN TemporaryRamBase; 36 UINTN TemporaryRamSize; 37 38 CreatePpiList (&PpiListSize, &PpiList); 39 40 // Adjust the Temporary Ram as the new Ppi List (Common + Platform Ppi Lists) is created at 41 // the base of the primary core stack 42 PpiListSize = ALIGN_VALUE(PpiListSize, CPU_STACK_ALIGNMENT); 43 TemporaryRamBase = (UINTN)PcdGet64 (PcdCPUCoresStackBase) + PpiListSize; 44 TemporaryRamSize = (UINTN)PcdGet32 (PcdCPUCorePrimaryStackSize) - PpiListSize; 45 46 // 47 // Bind this information into the SEC hand-off state 48 // Note: this must be in sync with the stuff in the asm file 49 // Note also: HOBs (pei temp ram) MUST be above stack 50 // 51 SecCoreData.DataSize = sizeof(EFI_SEC_PEI_HAND_OFF); 52 SecCoreData.BootFirmwareVolumeBase = (VOID *)(UINTN)PcdGet64 (PcdFvBaseAddress); 53 SecCoreData.BootFirmwareVolumeSize = PcdGet32 (PcdFvSize); 54 SecCoreData.TemporaryRamBase = (VOID *)TemporaryRamBase; // We run on the primary core (and so we use the first stack) 55 SecCoreData.TemporaryRamSize = TemporaryRamSize; 56 SecCoreData.PeiTemporaryRamBase = SecCoreData.TemporaryRamBase; 57 SecCoreData.PeiTemporaryRamSize = ALIGN_VALUE (SecCoreData.TemporaryRamSize / 2, CPU_STACK_ALIGNMENT); 58 SecCoreData.StackBase = (VOID *)((UINTN)SecCoreData.TemporaryRamBase + SecCoreData.PeiTemporaryRamSize); 59 SecCoreData.StackSize = (TemporaryRamBase + TemporaryRamSize) - (UINTN)SecCoreData.StackBase; 60 61 // Jump to PEI core entry point 62 (PeiCoreEntryPoint)(&SecCoreData, PpiList); 63 } 64