src/vendorcode/amd/agesa/f16kb/Proc/Fch/Usb/Family/Yangtze/YangtzeOhciEnvService.c

/* $NoKeywords:$ */
/**
 * @file
 *
 * Config Yangtze FCH USB OHCI controller
 *
 * Init USB OHCI features.
 *
 * @xrefitem bom "File Content Label" "Release Content"
 * @e project:     AGESA
 * @e sub-project: FCH
 * @e \$Revision: 84150 $   @e \$Date: 2012-12-12 15:46:25 -0600 (Wed, 12 Dec 2012) $
 *
 */
/*;********************************************************************************
;
 * Copyright (c) 2008 - 2013, 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_FAMILY_YANGTZE_YANGTZEOHCIENVSERVICE_FILECODE
//
// Declaration of local functions
//
/**
 * FchSetUsbEnableReg
 * emulation
 *
 *
 *
 * @param[in] FchDataPtr Fch configuration structure pointer.
 *
 */
VOID
FchSetUsbEnableReg (
  IN  FCH_DATA_BLOCK   *FchDataPtr
  )
{
  UINT8                  UsbModeReg;
  UINT8                  XhciReg00;
  UsbModeReg = 0;

  // Overwrite EHCI3/OHCI3 by Xhci1Enable
  ReadMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth8, &XhciReg00);
  if (XhciReg00 & BIT0) {
    FchDataPtr->Usb.Ohci3Enable = FALSE;
    FchDataPtr->Usb.Ehci3Enable = FALSE;
    UsbModeReg |= 0x80;
  } else {
    UsbModeReg &= 0x7F;
  }

  if ( FchDataPtr->Usb.Ohci1Enable ) {
    UsbModeReg |= 0x01;
  }
  if ( FchDataPtr->Usb.Ehci1Enable ) {
    UsbModeReg |= 0x02;
  }
  if ( FchDataPtr->Usb.Ohci2Enable ) {
    UsbModeReg |= 0x04;
  }
  if ( FchDataPtr->Usb.Ehci2Enable ) {
    UsbModeReg |= 0x08;
  }
  if ( FchDataPtr->Usb.Ohci3Enable ) {
    UsbModeReg |= 0x10;
  }
  if ( FchDataPtr->Usb.Ehci3Enable ) {
    UsbModeReg |= 0x20;
  }

  RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, 0, UsbModeReg);
}