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/*
*****************************************************************************
*
* 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.
*
* ***************************************************************************
*
*/
#include "SBPLATFORM.h"
#include "ECfan.h"
/**
* Table for Function Number
*
*
*
*
*/
static const UINT8 FunctionNumber[] =
{
Fun_81,
Fun_83,
Fun_85,
Fun_89,
};
/**
* Table for Max Thermal Zone
*
*
*
*
*/
static const UINT8 MaxZone[] =
{
4,
4,
4,
4,
};
/**
* Table for Max Register
*
*
*
*
*/
static const UINT8 MaxRegister[] =
{
MSG_REG9,
MSG_REGB,
MSG_REG9,
MSG_REGA,
};
/*-------------------------------------------------------------------------------
;Procedure: IsZoneFuncEnable
;
;Description: This routine will check every zone support function with BitMap from user define
;
;
;Exit: None
;
;Modified: None
;
;-----------------------------------------------------------------------------
*/
BOOLEAN
IsZoneFuncEnable (
UINT16 Flag,
UINT8 func,
UINT8 Zone
)
{
return (BOOLEAN)(((Flag >> (func *4)) & 0xF) & ((UINT8 )1 << Zone));
}
/*-------------------------------------------------------------------------------
;Procedure: sbECfancontrolservice
;
;Description: This routine service EC fan policy
;
;
;Exit: None
;
;Modified: None
;
;-----------------------------------------------------------------------------
*/
VOID
sbECfancontrolservice (
IN AMDSBCFG* pConfig
)
{
UINT8 ZoneNum;
UINT8 FunNum;
UINT8 RegNum;
UINT8 * CurPoint;
UINT8 FunIndex;
BOOLEAN IsSendEcMsg;
CurPoint = &pConfig->Pecstruct.MSGFun81zone0MSGREG0 + MaxZone[0] * (MaxRegister[0] - MSG_REG0 + 1);
for ( FunIndex = 1; FunIndex <= 3; FunIndex++ ) {
FunNum = FunctionNumber[FunIndex];
for ( ZoneNum = 0; ZoneNum < MaxZone[FunIndex]; ZoneNum++ ) {
IsSendEcMsg = IsZoneFuncEnable (pConfig->Pecstruct.IMCFUNSupportBitMap, FunIndex, ZoneNum);
for ( RegNum = MSG_REG0; RegNum <= MaxRegister[FunIndex]; RegNum++ ) {
if (IsSendEcMsg) {
WriteECmsg (RegNum, AccWidthUint8, CurPoint); //
}
CurPoint += 1;
}
if (IsSendEcMsg) {
WriteECmsg (MSG_SYS_TO_IMC, AccWidthUint8, &FunNum); // function number
WaitForEcLDN9MailboxCmdAck ();
}
}
}
CurPoint = &pConfig->Pecstruct.MSGFun81zone0MSGREG0;
for ( FunIndex = 0; FunIndex <= 0; FunIndex++ ) {
FunNum = FunctionNumber[FunIndex];
for ( ZoneNum = 0; ZoneNum < MaxZone[FunIndex]; ZoneNum++ ) {
IsSendEcMsg = IsZoneFuncEnable (pConfig->Pecstruct.IMCFUNSupportBitMap, FunIndex, ZoneNum);
for ( RegNum = MSG_REG0; RegNum <= MaxRegister[FunIndex]; RegNum++ ) {
if (IsSendEcMsg) {
WriteECmsg (RegNum, AccWidthUint8, CurPoint); //
}
CurPoint += 1;
}
if (IsSendEcMsg) {
WriteECmsg (MSG_SYS_TO_IMC, AccWidthUint8, &FunNum); // function number
WaitForEcLDN9MailboxCmdAck ();
}
}
}
}
/*-------------------------------------------------------------------------------
;Procedure: SBIMCFanInitializeS3
;
;Description: This routine initialize IMC fan when S3 resume
;
;
;Exit: None
;
;Modified: None
;
;-----------------------------------------------------------------------------
*/
VOID
SBIMCFanInitializeS3 (VOID)
{
UINT8 dbPortStatus,Value80,Value82,Value83,Value84;
getChipSysMode (&dbPortStatus);
if ((dbPortStatus & ChipSysEcEnable) != 0) {
Value80 = 0x98;
Value82 = 0x00;
Value83 = 0x02;
Value84 = 0x00;
// Clear MSG_REG0 to receive acknowledge byte
WriteECmsg (MSG_REG0, AccWidthUint8, &Value82);
// Set MSG_REG1
// 0x02 - Notify IMC that the system is waken from any sleep state
WriteECmsg (MSG_REG1, AccWidthUint8, &Value83);
// Set timeout counter value to 00 which disables watchdog timer
WriteECmsg (MSG_REG2, AccWidthUint8, &Value84);
// Write mailbox function number to kick off the command
// 0x98 - IMC System Sleep and Wake Services
WriteECmsg (MSG_SYS_TO_IMC, AccWidthUint8, &Value80);
// Read acknowledge byte to make sure function is executed properly
WaitForEcLDN9MailboxCmdAck ();
}
}
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