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/* $NoKeywords:$ */
/**
* @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: 56322 $ @e \$Date: 2011-07-11 16:51:42 -0600 (Mon, 11 Jul 2011) $
*
*/
/*****************************************************************************
*
* Copyright (C) 2012 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"
CODE_GROUP (G1_PEICC)
RDATA_GROUP (G2_PEI)
#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 *) /* (UINT64) */ImageStart, (VOID *) /* (UINT64) */ImageEnd, 4096, (CHAR8 *) AGESA_ID);
if (AltImagePtr != NULL) {
//Invoke alternative Image
ImageEntry = (IMAGE_ENTRY) (/* (UINT64) */ 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);
}
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