23c98c9417
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5256 6f19259b-4bc3-4df7-8a09-765794883524
86 lines
2.4 KiB
C
86 lines
2.4 KiB
C
/** @file
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Support functions for managing debug image info table when loading and unloading
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images.
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Copyright (c) 2006 - 2008, Intel Corporation. <BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __DEBUG_IMAGE_INFO_H__
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#define __DEBUG_IMAGE_INFO_H__
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#define FOUR_MEG_PAGES 0x400
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#define FOUR_MEG_MASK ((FOUR_MEG_PAGES * EFI_PAGE_SIZE) - 1)
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#define EFI_DEBUG_TABLE_ENTRY_SIZE (sizeof (VOID *))
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/**
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Creates and initializes the DebugImageInfo Table. Also creates the configuration
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table and registers it into the system table.
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Note:
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This function allocates memory, frees it, and then allocates memory at an
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address within the initial allocation. Since this function is called early
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in DXE core initialization (before drivers are dispatched), this should not
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be a problem.
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**/
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VOID
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CoreInitializeDebugImageInfoTable (
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VOID
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);
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/**
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Update the CRC32 in the Debug Table.
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Since the CRC32 service is made available by the Runtime driver, we have to
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wait for the Runtime Driver to be installed before the CRC32 can be computed.
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This function is called elsewhere by the core when the runtime architectural
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protocol is produced.
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**/
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VOID
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CoreUpdateDebugTableCrc32 (
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VOID
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);
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/**
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Adds a new DebugImageInfo structure to the DebugImageInfo Table. Re-Allocates
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the table if it's not large enough to accomidate another entry.
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@param ImageInfoType type of debug image information
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@param LoadedImage pointer to the loaded image protocol for the image being
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loaded
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@param ImageHandle image handle for the image being loaded
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**/
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VOID
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CoreNewDebugImageInfoEntry (
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IN UINT32 ImageInfoType,
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IN EFI_LOADED_IMAGE_PROTOCOL *LoadedImage,
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IN EFI_HANDLE ImageHandle
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);
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/**
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Removes and frees an entry from the DebugImageInfo Table.
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@param ImageHandle image handle for the image being unloaded
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**/
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VOID
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CoreRemoveDebugImageInfoEntry (
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EFI_HANDLE ImageHandle
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);
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#endif
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