| /* $NoKeywords:$ */ |
| /** |
| * @file |
| * |
| * Service procedure to access PCI config space registers |
| * |
| * |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: GNB |
| * @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved. |
| * |
| * AMD is granting you permission to use this software (the Materials) |
| * pursuant to the terms and conditions of your Software License Agreement |
| * with AMD. This header does *NOT* give you permission to use the Materials |
| * or any rights under AMD's intellectual property. Your use of any portion |
| * of these Materials shall constitute your acceptance of those terms and |
| * conditions. If you do not agree to the terms and conditions of the Software |
| * License Agreement, please do not use any portion of these Materials. |
| * |
| * CONFIDENTIALITY: The Materials and all other information, identified as |
| * confidential and provided to you by AMD shall be kept confidential in |
| * accordance with the terms and conditions of the Software License Agreement. |
| * |
| * LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION |
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| * the Materials or any other related information provided to you by AMD, or |
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| * You agree that you will not reverse engineer or decompile the Materials. |
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| * U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with |
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| * EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any |
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| * *************************************************************************** |
| * |
| */ |
| |
| /*---------------------------------------------------------------------------------------- |
| * M O D U L E S U S E D |
| *---------------------------------------------------------------------------------------- |
| */ |
| #include "Porting.h" |
| #include "AMD.h" |
| #include "amdlib.h" |
| #include "GnbLibPciAcc.h" |
| #include "S3SaveState.h" |
| #include "Filecode.h" |
| #define FILECODE PROC_GNB_MODULES_GNBCOMMONLIB_GNBLIBPCIACC_FILECODE |
| /*---------------------------------------------------------------------------------------- |
| * D E F I N I T I O N S A N D M A C R O S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * T Y P E D E F S A N D S T R U C T U R E S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| |
| /*---------------------------------------------------------------------------------------- |
| * P R O T O T Y P E S O F L O C A L F U N C T I O N S |
| *---------------------------------------------------------------------------------------- |
| */ |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Write PCI registers |
| * |
| * |
| * |
| * @param[in] Address PCI address (as presented in PCI_ADDR.AddressValue) |
| * @param[in] Width Access width |
| * @param[in] Value Pointer to value |
| * @param[in] StdHeader Pointer to standard header |
| */ |
| VOID |
| GnbLibPciWrite ( |
| IN UINT32 Address, |
| IN ACCESS_WIDTH Width, |
| IN VOID *Value, |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| PCI_ADDR PciAddress; |
| PciAddress.AddressValue = Address; |
| if (Width >= AccessS3SaveWidth8) { |
| S3_SAVE_PCI_WRITE (StdHeader, PciAddress, Width, Value); |
| } |
| LibAmdPciWrite (Width, PciAddress, Value, StdHeader); |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Read PCI registers |
| * |
| * |
| * |
| * @param[in] Address PCI address (as presented in PCI_ADDR.AddressValue) |
| * @param[in] Width Access width |
| * @param[out] Value Pointer to value |
| * @param[in] StdHeader Pointer to standard header |
| */ |
| |
| VOID |
| GnbLibPciRead ( |
| IN UINT32 Address, |
| IN ACCESS_WIDTH Width, |
| OUT VOID *Value, |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| PCI_ADDR PciAddress; |
| PciAddress.AddressValue = Address; |
| LibAmdPciRead (Width, PciAddress, Value, StdHeader); |
| } |
| |
| |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Poll PCI reg |
| * |
| * |
| * |
| * @param[in] Address PCI address (as presented in PCI_ADDR.AddressValue) |
| * @param[in] Width Access width |
| * @param[in] Data Data to compare |
| * @param[in] DataMask AND mask |
| * @param[in] StdHeader Standard configuration header |
| */ |
| |
| VOID |
| GnbLibPciPoll ( |
| IN UINT32 Address, |
| IN ACCESS_WIDTH Width, |
| IN VOID *Data, |
| IN VOID *DataMask, |
| IN AMD_CONFIG_PARAMS *StdHeader |
| ) |
| { |
| PCI_ADDR PciAddress; |
| PciAddress.AddressValue = Address; |
| if (Width >= AccessS3SaveWidth8) { |
| S3_SAVE_PCI_POLL (StdHeader, PciAddress, Width, Data, DataMask, 0xffffffff); |
| } |
| LibAmdPciPoll (Width, PciAddress, Data, DataMask, 0xffffffff, StdHeader); |
| } |
