diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLibPciAcc.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLibPciAcc.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLibPciAcc.c b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLibPciAcc.c new file mode 100644 index 0000000000..ac27a30e07 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLibPciAcc.c @@ -0,0 +1,157 @@ +/* $NoKeywords:$ */ +/** + * @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: 34897 $ @e \$Date: 2010-07-13 19:07:10 -0700 (Tue, 13 Jul 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. + * + * *************************************************************************** + * + */ + +/*---------------------------------------------------------------------------------------- + * 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); +} |