| /** |
| * @file |
| * |
| * AMD binary block interface |
| * |
| * Contains the block entry function dispatcher |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: Legacy |
| * @e \$Revision: 7116 $ @e \$Date: 2008-08-01 10:39:07 -0500 (Fri, 01 Aug 2008) $ |
| * |
| */ |
| /***************************************************************************** |
| * |
| * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * *************************************************************************** |
| */ |
| |
| /*---------------------------------------------------------------------------------------- |
| * M O D U L E S U S E D |
| *---------------------------------------------------------------------------------------- |
| */ |
| #include "AGESA.h" |
| #include "amdlib.h" |
| #include "Dispatcher.h" |
| #include "Options.h" |
| #include "Filecode.h" |
| #define FILECODE LEGACY_PROC_DISPATCHER_FILECODE |
| |
| /*---------------------------------------------------------------------------------------- |
| * D E F I N I T I O N S A N D M A C R O S |
| *---------------------------------------------------------------------------------------- |
| */ |
| extern CONST DISPATCH_TABLE DispatchTable[]; |
| extern AMD_MODULE_HEADER mCpuModuleID; |
| |
| /*---------------------------------------------------------------------------------------*/ |
| /** |
| * The Dispatcher is the entry point into the AGESA software. It takes a function |
| * number as entry parameter in order to invoke the published function |
| * |
| * @param[in,out] ConfigPtr |
| * |
| * @return AGESA Status. |
| * |
| */ |
| AGESA_STATUS |
| CALLCONV |
| AmdAgesaDispatcher ( |
| IN OUT VOID *ConfigPtr |
| ) |
| { |
| AGESA_STATUS Status; |
| IMAGE_ENTRY ImageEntry; |
| MODULE_ENTRY ModuleEntry; |
| DISPATCH_TABLE *Entry; |
| UINT32 ImageStart; |
| UINT32 ImageEnd; |
| AMD_IMAGE_HEADER* AltImagePtr; |
| |
| Status = AGESA_UNSUPPORTED; |
| ImageEntry = NULL; |
| ModuleEntry = NULL; |
| ImageStart = 0xFFF00000; |
| ImageEnd = 0xFFFFFFFF; |
| AltImagePtr = NULL; |
| |
| Entry = (DISPATCH_TABLE *) DispatchTable; |
| while (Entry->FunctionId != 0) { |
| if ((((AMD_CONFIG_PARAMS *) ConfigPtr)->Func) == Entry->FunctionId) { |
| Status = Entry->EntryPoint (ConfigPtr); |
| break; |
| } |
| Entry++; |
| } |
| |
| // 2. Try next dispatcher if possible, and we have not already got status back |
| if ((mCpuModuleID.NextBlock != NULL) && (Status == AGESA_UNSUPPORTED)) { |
| ModuleEntry = (MODULE_ENTRY) mCpuModuleID.NextBlock->ModuleDispatcher; |
| if (ModuleEntry != NULL) { |
| Status = (*ModuleEntry) (ConfigPtr); |
| } |
| } |
| |
| // 3. If not this image specific function, see if we can find alternative image instead |
| if (Status == AGESA_UNSUPPORTED) { |
| if ((((AMD_CONFIG_PARAMS *)ConfigPtr)->AltImageBasePtr != 0xFFFFFFFF ) || (((AMD_CONFIG_PARAMS *)ConfigPtr)->AltImageBasePtr != 0)) { |
| ImageStart = ((AMD_CONFIG_PARAMS *)ConfigPtr)->AltImageBasePtr; |
| ImageEnd = ImageStart + 4; |
| // Locate/test image base that matches this component |
| AltImagePtr = LibAmdLocateImage ((VOID *)ImageStart, (VOID *)ImageEnd, 4096, (CHAR8 *)AGESA_ID); |
| if (AltImagePtr != NULL) { |
| //Invoke alternative Image |
| ImageEntry = (IMAGE_ENTRY) (AltImagePtr + AltImagePtr->EntryPointAddress); |
| Status = (*ImageEntry) (ConfigPtr); |
| } |
| } |
| } |
| |
| return (Status); |
| } |
| |
| /*---------------------------------------------------------------------------------------*/ |
| /** |
| * The host environment interface of callout. |
| * |
| * @param[in] Func |
| * @param[in] Data |
| * @param[in,out] ConfigPtr |
| * |
| * @return The AGESA Status returned from the callout. |
| * |
| */ |
| AGESA_STATUS |
| CALLCONV |
| AmdAgesaCallout ( |
| IN UINT32 Func, |
| IN UINT32 Data, |
| IN OUT VOID *ConfigPtr |
| ) |
| { |
| UINT32 Result; |
| Result = AGESA_UNSUPPORTED; |
| if (((AMD_CONFIG_PARAMS *) ConfigPtr)->CalloutPtr == NULL) { |
| return Result; |
| } |
| |
| Result = (((AMD_CONFIG_PARAMS *) ConfigPtr)->CalloutPtr) (Func, Data, ConfigPtr); |
| return (Result); |
| } |