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diff --git a/src/vendorcode/amd/agesa/f12/Proc/Fch/Imc/ImcLib.c b/src/vendorcode/amd/agesa/f12/Proc/Fch/Imc/ImcLib.c
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+/* $NoKeywords:$ */
+/**
+ * @file
+ *
+ * FCH IMC lib
+ *
+ *
+ *
+ * @xrefitem bom "File Content Label" "Release Content"
+ * @e project: AGESA
+ * @e sub-project: FCH
+ * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 17:16:51 +0800 (Wed, 22 Dec 2010) $
+ *
+ */
+/*
+*****************************************************************************
+*
+* 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 "FchPlatform.h"
+#include "Filecode.h"
+#define FILECODE PROC_FCH_IMC_IMCLIB_FILECODE
+
+VOID
+WriteECmsg (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ IN VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 Index;
+
+ OpFlag = OpFlag & 0x7f;
+ if (OpFlag == 0x02) OpFlag = 0x03;
+
+ for (Index = 0; Index <= OpFlag; Index++) {
+ /// EC_LDN9_MAILBOX_BASE_ADDRESS
+ LibAmdIoWrite (AccessWidth8, 0x3E, &Address, StdHeader);
+ Address++;
+ /// EC_LDN9_MAILBOX_BASE_ADDRESS
+ LibAmdIoWrite (AccessWidth8, 0x3F, (UINT8 *)Value + Index, StdHeader);
+ }
+}
+
+VOID
+ReadECmsg (
+ IN UINT8 Address,
+ IN UINT8 OpFlag,
+ OUT VOID *Value,
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 Index;
+
+ OpFlag = OpFlag & 0x7f;
+ if (OpFlag == 0x02) OpFlag = 0x03;
+
+ for (Index = 0; Index <= OpFlag; Index++) {
+ /// EC_LDN9_MAILBOX_BASE_ADDRESS
+ LibAmdIoWrite (AccessWidth8, 0x3E, &Address, StdHeader);
+ Address++;
+ /// EC_LDN9_MAILBOX_BASE_ADDRESS
+ LibAmdIoRead (AccessWidth8, 0x3F, (UINT8 *)Value + Index, StdHeader);
+ }
+}
+
+VOID
+WaitForEcLDN9MailboxCmdAck (
+ IN AMD_CONFIG_PARAMS *StdHeader
+ )
+{
+ UINT8 Msgdata;
+ UINT16 Delaytime;
+
+ Msgdata = 0;
+
+ for (Delaytime = 0; Delaytime <= 500; Delaytime++) {
+ ReadECmsg (MSG_REG0, AccessWidth8, &Msgdata, StdHeader);
+ if ( Msgdata == 0xfa) {
+ break;
+ }
+
+ FchStall (1000, StdHeader); /// Wait for 1ms
+ }
+}
+
+/**
+ * ImcSleep - IMC Sleep.
+ *
+ *
+ * @param[in] FchDataPtr Fch configuration structure pointer.
+ *
+ */
+VOID
+ImcSleep (
+ IN VOID *FchDataPtr
+ )
+{
+ UINT8 Msgdata;
+ FCH_DATA_BLOCK *LocalCfgPtr;
+ AMD_CONFIG_PARAMS *StdHeader;
+
+ LocalCfgPtr = (FCH_DATA_BLOCK *) FchDataPtr;
+ StdHeader = LocalCfgPtr->StdHeader;
+
+ if (!(IsImcEnabled (StdHeader)) ) {
+ return; ///IMC is not enabled
+ }
+
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG0, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0xB4;
+ WriteECmsg (MSG_REG1, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG2, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x96;
+ WriteECmsg (MSG_SYS_TO_IMC, AccessWidth8, &Msgdata, StdHeader);
+ WaitForEcLDN9MailboxCmdAck (StdHeader);
+}
+
+
+/**
+ * ImcEnableSurebootTimer - IMC Enable Sureboot Timer.
+ *
+ *
+ * @param[in] FchDataPtr Fch configuration structure pointer.
+ *
+ */
+VOID
+ImcEnableSurebootTimer (
+ IN VOID *FchDataPtr
+ )
+{
+ UINT8 Msgdata;
+ FCH_DATA_BLOCK *LocalCfgPtr;
+ AMD_CONFIG_PARAMS *StdHeader;
+
+ LocalCfgPtr = (FCH_DATA_BLOCK *) FchDataPtr;
+ StdHeader = LocalCfgPtr->StdHeader;
+
+ ImcDisableSurebootTimer (LocalCfgPtr);
+
+ Msgdata = 0x00;
+
+ if (!(IsImcEnabled (StdHeader)) || (LocalCfgPtr->Imc.ImcSureBootTimer == 0)) {
+ return; ///IMC is not enabled
+ }
+
+ WriteECmsg (MSG_REG0, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x01;
+ WriteECmsg (MSG_REG1, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = ( (LocalCfgPtr->Imc.ImcSureBootTimer) << 6) -1;
+ WriteECmsg (MSG_REG2, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x94;
+ WriteECmsg (MSG_SYS_TO_IMC, AccessWidth8, &Msgdata, StdHeader);
+ WaitForEcLDN9MailboxCmdAck (StdHeader);
+}
+
+/**
+ * ImcDisableSurebootTimer - IMC Disable Sureboot Timer.
+ *
+ *
+ * @param[in] FchDataPtr Fch configuration structure pointer.
+ *
+ */
+VOID
+ImcDisableSurebootTimer (
+ IN VOID *FchDataPtr
+ )
+{
+ UINT8 Msgdata;
+ AMD_CONFIG_PARAMS *StdHeader;
+
+ StdHeader = ((FCH_DATA_BLOCK *) FchDataPtr)->StdHeader;
+
+ if (!(IsImcEnabled (StdHeader)) ) {
+ return; ///IMC is not enabled
+ }
+
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG0, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x01;
+ WriteECmsg (MSG_REG1, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG2, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x94;
+ WriteECmsg (MSG_SYS_TO_IMC, AccessWidth8, &Msgdata, StdHeader);
+ WaitForEcLDN9MailboxCmdAck (StdHeader);
+}
+
+/**
+ * ImcWakeup - IMC Wakeup.
+ *
+ *
+ * @param[in] FchDataPtr Fch configuration structure pointer.
+ *
+ */
+VOID
+ImcWakeup (
+ IN VOID *FchDataPtr
+ )
+{
+ UINT8 Msgdata;
+ AMD_CONFIG_PARAMS *StdHeader;
+
+ StdHeader = ((FCH_DATA_BLOCK *) FchDataPtr)->StdHeader;
+ if (!(IsImcEnabled (StdHeader)) ) {
+ return; ///IMC is not enabled
+ }
+
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG0, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0xB5;
+ WriteECmsg (MSG_REG1, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG2, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x96;
+ WriteECmsg (MSG_SYS_TO_IMC, AccessWidth8, &Msgdata, StdHeader);
+ WaitForEcLDN9MailboxCmdAck (StdHeader);
+}
+
+/**
+ * ImcIdle - IMC Idle.
+ *
+ *
+ * @param[in] FchDataPtr Fch configuration structure pointer.
+ *
+ */
+VOID
+ImcIdle (
+ IN VOID *FchDataPtr
+ )
+{
+ UINT8 Msgdata;
+ AMD_CONFIG_PARAMS *StdHeader;
+
+ StdHeader = ((FCH_DATA_BLOCK *) FchDataPtr)->StdHeader;
+
+ if (!(IsImcEnabled (StdHeader)) ) {
+ return; ///IMC is not enabled
+ }
+
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG0, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x01;
+ WriteECmsg (MSG_REG1, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x00;
+ WriteECmsg (MSG_REG2, AccessWidth8, &Msgdata, StdHeader);
+ Msgdata = 0x98;
+ WriteECmsg (MSG_SYS_TO_IMC, AccessWidth8, &Msgdata, StdHeader);
+ WaitForEcLDN9MailboxCmdAck (StdHeader);
+}
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