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/* $NoKeywords:$ */
/**
* @file
*
* Config Fch USB3 controller
*
* Init USB3 features.
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: FCH
* @e \$Revision: 47163 $ @e \$Date: 2011-02-16 07:23:13 +0800 (Wed, 16 Feb 2011) $
*
*/
/*;********************************************************************************
;
* 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_USB_XHCIENV_FILECODE
extern VOID FchXhciInitBeforePciInit (IN FCH_DATA_BLOCK* FchDataPtr);
extern VOID FchXhciInitIndirectReg (IN AMD_CONFIG_PARAMS *StdHeader);
//
// Declaration of local functions
//
VOID XhciInitBeforePciInit (IN FCH_DATA_BLOCK* FchDataPtr);
VOID XhciInitIndirectReg (IN AMD_CONFIG_PARAMS *StdHeader);
/**
* FchInitEnvUsbXhci - Config XHCI controller before PCI
* emulation
*
*
*
* @param[in] FchDataPtr Fch configuration structure pointer.
*
*/
VOID
FchInitEnvUsbXhci (
IN VOID *FchDataPtr
)
{
UINT8 XhciEfuse;
FCH_DATA_BLOCK *LocalCfgPtr;
AMD_CONFIG_PARAMS *StdHeader;
LocalCfgPtr = (FCH_DATA_BLOCK *)FchDataPtr;
StdHeader = LocalCfgPtr->StdHeader;
if ( LocalCfgPtr->Usb.Xhci1Enable == TRUE ) {
if ( LocalCfgPtr->Misc.S3Resume == 0 ) {
XhciInitBeforePciInit (LocalCfgPtr);
} else {
XhciInitIndirectReg (StdHeader);
}
} else {
//
// for power saving.
//
// add Efuse checking for Xhci enable/disable
XhciEfuse = XHCI_EFUSE_LOCATION;
GetEfuseStatus (&XhciEfuse, StdHeader);
if ((XhciEfuse & (BIT0 + BIT1)) != (BIT0 + BIT1)) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0xF0FFFBFF, 0x0);
}
}
}
/**
* XhciInitIndirectReg - Config XHCI Indirect Registers
*
*
*
* @param[in] StdHeader AMD Standard Header
*
*/
VOID
XhciInitIndirectReg (
IN AMD_CONFIG_PARAMS *StdHeader
)
{
FchXhciInitIndirectReg (StdHeader);
}
/**
* XhciInitBeforePciInit - Config XHCI controller before PCI
* emulation
*
*
*
* @param[in] FchDataPtr Fch configuration structure pointer.
*
*/
VOID
XhciInitBeforePciInit (
IN FCH_DATA_BLOCK *FchDataPtr
)
{
FchXhciInitBeforePciInit ( FchDataPtr );
}
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