|
@@ -1,85 +0,0 @@
|
|
|
-/** @file
|
|
|
- Ipf-specific functionality for DxeLoad.
|
|
|
-
|
|
|
-Copyright (c) 2006 - 2008, 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 "DxeIpl.h"
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-/**
|
|
|
- Transfers control to DxeCore.
|
|
|
-
|
|
|
- This function performs a CPU architecture specific operations to execute
|
|
|
- the entry point of DxeCore with the parameters of HobList.
|
|
|
- It also installs EFI_END_OF_PEI_PPI to signal the end of PEI phase.
|
|
|
-
|
|
|
- @param DxeCoreEntryPoint The entry point of DxeCore.
|
|
|
- @param HobList The start of HobList passed to DxeCore.
|
|
|
-
|
|
|
-**/
|
|
|
-VOID
|
|
|
-HandOffToDxeCore (
|
|
|
- IN EFI_PHYSICAL_ADDRESS DxeCoreEntryPoint,
|
|
|
- IN EFI_PEI_HOB_POINTERS HobList
|
|
|
- )
|
|
|
-{
|
|
|
- VOID *BaseOfStack;
|
|
|
- VOID *TopOfStack;
|
|
|
- VOID *BspStore;
|
|
|
- EFI_STATUS Status;
|
|
|
-
|
|
|
- //
|
|
|
- // Allocate 128KB for the Stack
|
|
|
- //
|
|
|
- BaseOfStack = AllocatePages (EFI_SIZE_TO_PAGES (STACK_SIZE));
|
|
|
- ASSERT (BaseOfStack != NULL);
|
|
|
-
|
|
|
- //
|
|
|
- // Allocate 16KB for the BspStore
|
|
|
- //
|
|
|
- BspStore = AllocatePages (EFI_SIZE_TO_PAGES (BSP_STORE_SIZE));
|
|
|
- ASSERT (BspStore != NULL);
|
|
|
- //
|
|
|
- // Build BspStoreHob
|
|
|
- //
|
|
|
- BuildBspStoreHob ((EFI_PHYSICAL_ADDRESS) (UINTN) BspStore, BSP_STORE_SIZE, EfiBootServicesData);
|
|
|
-
|
|
|
- //
|
|
|
- // Compute the top of the stack we were allocated. Pre-allocate a UINTN
|
|
|
- // for safety.
|
|
|
- //
|
|
|
- TopOfStack = (VOID *) ((UINTN) BaseOfStack + EFI_SIZE_TO_PAGES (STACK_SIZE) * EFI_PAGE_SIZE - CPU_STACK_ALIGNMENT);
|
|
|
- TopOfStack = ALIGN_POINTER (TopOfStack, CPU_STACK_ALIGNMENT);
|
|
|
-
|
|
|
- //
|
|
|
- // End of PEI phase signal
|
|
|
- //
|
|
|
- Status = PeiServicesInstallPpi (&gEndOfPeiSignalPpi);
|
|
|
- ASSERT_EFI_ERROR (Status);
|
|
|
-
|
|
|
- //
|
|
|
- // Update the contents of BSP stack HOB to reflect the real stack info passed to DxeCore.
|
|
|
- //
|
|
|
- UpdateStackHob ((EFI_PHYSICAL_ADDRESS)(UINTN) BaseOfStack, STACK_SIZE);
|
|
|
-
|
|
|
- //
|
|
|
- // Transfer the control to the entry point of DxeCore.
|
|
|
- //
|
|
|
- SwitchStack (
|
|
|
- (SWITCH_STACK_ENTRY_POINT)(UINTN)DxeCoreEntryPoint,
|
|
|
- HobList.Raw,
|
|
|
- NULL,
|
|
|
- TopOfStack,
|
|
|
- BspStore
|
|
|
- );
|
|
|
-}
|