| /** |
| * @file |
| * |
| * ALIB PSPP Pcie Smu Lib V1 |
| * |
| * |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: GNB |
| * @e \$Revision: 55681 $ @e \$Date: 2011-06-24 14:34:00 -0700 (Fri, 24 Jun 2011) $ |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * Copyright (c) 2008 - 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. |
| * *************************************************************************** |
| * |
| */ |
| |
| |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Get current link speed |
| * |
| * Arg0 - Port Index |
| * |
| */ |
| |
| |
| Method (procPciePortGetCurrentLinkSpeed, 1, NotSerialized) { |
| Store (procPciePortIndirectRegisterRead (Arg0, 0xA4), varLcLinkCtrlLocal1) |
| ShiftRight (varLcLinkCtrlLocal1, 13, varCurrenLinkSpeedLocal2) |
| And (varCurrenLinkSpeedLocal2, 0x3, varCurrenLinkSpeedLocal2); |
| Increment (varCurrenLinkSpeedLocal2) |
| return (varCurrenLinkSpeedLocal2) |
| } |