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/*****************************************************************************
*
* 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.
*
*
***************************************************************************/
#include "Platform.h"
SMMSERVICESTRUC smmItemsTable[]={
{SB_PMIO_REG0E, BIT2, SB_PMIO_REG0F, BIT2, (CHAR8 *)"Software SMI through SMI CMD port \n ", softwareSMIservice},
{SB_PMIO_REG00, BIT4, SB_PMIO_REG01, BIT4, (CHAR8 *)"Software initiated SMI \n ", NULL},
{SB_PMIO_REG02, 0xFF, SB_PMIO_REG05, 0xFF, (CHAR8 *)"SMI on IRQ15-8 \n ", NULL},
{SB_PMIO_REG03, 0xFF, SB_PMIO_REG06, 0xFF, (CHAR8 *)"SMI on IRQ7-0 \n ", NULL},
{SB_PMIO_REG04, 0xFF, SB_PMIO_REG07, 0xFF, (CHAR8 *)"SMI on legacy devices activity(Serial, FDD etc) \n ", NULL},
{SB_PMIO_REG1C, 0xFF, SB_PMIO_REG1D, 0xFF, (CHAR8 *)"SMI on PIO 0123 \n ", NULL},
{SB_PMIO_REGA8, 0x0F, SB_PMIO_REGA9, 0xFF, (CHAR8 *)"SMI on PIO 4567 \n ", NULL},
};
/*++
Routine Description:
SB SMI service
Arguments:
pConfig - SBconfiguration
Returns:
void
--*/
void sbSmmService(AMDSBCFG* pConfig){
UINT8 i, dbEnableValue, dbStatusValue;
SMMSERVICESTRUC *pSmmItems;
SMM_SERVICE_ROUTINE serviceRoutine;
pSmmItems = (SMMSERVICESTRUC *)FIXUP_PTR(&smmItemsTable[0]);
TRACE((DMSG_SB_TRACE, "CIMx - Entering SMM services \n"));
for (i = 1; i <= (sizeof(smmItemsTable)/sizeof(SMMSERVICESTRUC)); i++){
dbEnableValue = pSmmItems->enableRegNum;
ReadPMIO(pSmmItems->enableRegNum, AccWidthUint8, &dbEnableValue);
ReadPMIO(pSmmItems->statusRegNum, AccWidthUint8, &dbStatusValue);
if ( (dbEnableValue & (pSmmItems->enableBit)) && (dbStatusValue & (pSmmItems->statusBit)) ){
TRACE((DMSG_SB_TRACE, "\n \nSmi source is: %s \n", pSmmItems->debugMessage));
TRACE((DMSG_SB_TRACE, "Enable Reg:%d Value:%d\n", pSmmItems->enableRegNum, dbEnableValue));
TRACE((DMSG_SB_TRACE, "Status Reg:%d Value:%d\n\n", pSmmItems->statusRegNum, dbStatusValue));
if ( (pSmmItems->serviceRoutine)!= NULL){
serviceRoutine = (void *)FIXUP_PTR(pSmmItems->serviceRoutine);
serviceRoutine();
}
}
}
TRACE((DMSG_SB_TRACE, "CIMx - Exiting SMM services \n"));
}
void softwareSMIservice(void){
UINT16 dwSmiCmdPort, dwVar;
ReadPMIO(SB_PMIO_REG2A, AccWidthUint16, &dwSmiCmdPort);
ReadIO(dwSmiCmdPort, AccWidthUint16, &dwVar);
TRACE((DMSG_SB_TRACE, "SMI CMD Port Address: %X SMICMD Port value is %X \n", dwSmiCmdPort, dwVar));
}
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