diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLib.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLib.c | 460 |
1 files changed, 460 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLib.c b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLib.c new file mode 100644 index 0000000000..5e8b67e603 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbCommonLib/GnbLib.c @@ -0,0 +1,460 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * GNB register access services. + * + * + * + * @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 "Gnb.h" +#include "GnbLib.h" +#include "GnbLibIoAcc.h" +#include "GnbLibPciAcc.h" +#include "GnbLibMemAcc.h" +#include "Filecode.h" +#define FILECODE PROC_GNB_MODULES_GNBCOMMONLIB_GNBLIB_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 + *---------------------------------------------------------------------------------------- + */ + + +/*----------------------------------------------------------------------------------------*/ +/** + * Read GNB indirect registers + * + * + * + * @param[in] Address PCI address of indirect register + * @param[in] IndirectAddress Offset of indirect register + * @param[in] Width Width + * @param[out] Value Pointer to value + * @param[in] Config Pointer to standard header + */ +VOID +GnbLibPciIndirectRead ( + IN UINT32 Address, + IN UINT32 IndirectAddress, + IN ACCESS_WIDTH Width, + OUT VOID *Value, + IN VOID *Config + ) +{ + UINT32 IndexOffset; + IndexOffset = LibAmdAccessWidth (Width); + GnbLibPciWrite (Address, Width, &IndirectAddress, Config); + GnbLibPciRead (Address + IndexOffset, Width, Value, Config); +} +/*----------------------------------------------------------------------------------------*/ +/** + * Read GNB indirect registers field + * + * + * + * @param[in] Address PCI address of indirect register + * @param[in] IndirectAddress Offset of indirect register + * @param[in] FieldOffset Field offset + * @param[in] FieldWidth Field width + * @param[out] Value Pointer to value + * @param[in] Config Pointer to standard header + */ +VOID +GnbLibPciIndirectReadField ( + IN UINT32 Address, + IN UINT32 IndirectAddress, + IN UINT8 FieldOffset, + IN UINT8 FieldWidth, + OUT UINT32 *Value, + IN VOID *Config + ) +{ + UINT32 Mask; + GnbLibPciIndirectRead (Address, IndirectAddress, AccessWidth32, Value, Config); + Mask = (1 << FieldWidth) - 1; + *Value = (*Value >> FieldOffset) & Mask; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Write GNB indirect registers + * + * + * + * @param[in] Address PCI address of indirect register + * @param[in] IndirectAddress Offset of indirect register + * @param[in] Width Width + * @param[in] Value Pointer to value + * @param[in] Config Pointer to standard header + */ + +VOID +GnbLibPciIndirectWrite ( + IN UINT32 Address, + IN UINT32 IndirectAddress, + IN ACCESS_WIDTH Width, + IN VOID *Value, + IN VOID *Config + ) +{ + UINT32 IndexOffset; + IndexOffset = LibAmdAccessWidth (Width); + GnbLibPciWrite (Address, Width, &IndirectAddress, Config); + GnbLibPciWrite (Address + IndexOffset, Width, Value, Config); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Write GNB indirect registers field + * + * + * + * @param[in] Address PCI address of indirect register + * @param[in] IndirectAddress Offset of indirect register + * @param[in] FieldOffset Field offset + * @param[in] FieldWidth Field width + * @param[in] Value Pointer to value + * @param[in] S3Save Save for S3 (TRUE/FALSE) + * @param[in] Config Pointer to standard header + */ +VOID +GnbLibPciIndirectWriteField ( + IN UINT32 Address, + IN UINT32 IndirectAddress, + IN UINT8 FieldOffset, + IN UINT8 FieldWidth, + IN UINT32 Value, + IN BOOLEAN S3Save, + IN VOID *Config + ) +{ + UINT32 Data; + UINT32 Mask; + GnbLibPciIndirectRead (Address, IndirectAddress, AccessWidth32, &Data, Config); + Mask = (1 << FieldWidth) - 1; + Data &= (~(Mask << FieldOffset)); + Data |= ((Value & Mask) << FieldOffset); + GnbLibPciIndirectWrite (Address, IndirectAddress, S3Save ? AccessS3SaveWidth32 : AccessWidth32, &Data, Config); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Read/Modify/Write GNB indirect registers field + * + * + * + * @param[in] Address PCI address of indirect register + * @param[in] IndirectAddress Offset of indirect register + * @param[in] Width Width + * @param[in] Mask And Mask + * @param[in] Value Or Value + * @param[in] Config Pointer to standard header + */ +VOID +GnbLibPciIndirectRMW ( + IN UINT32 Address, + IN UINT32 IndirectAddress, + IN ACCESS_WIDTH Width, + IN UINT32 Mask, + IN UINT32 Value, + IN VOID *Config + ) +{ + UINT32 Data; + GnbLibPciIndirectRead ( + Address, + IndirectAddress, + (Width >= AccessS3SaveWidth8) ? (Width - (AccessS3SaveWidth8 - AccessWidth8)) : Width, + &Data, + Config + ); + Data = (Data & Mask) | Value; + GnbLibPciIndirectWrite (Address, IndirectAddress, Width, &Data, Config); +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * Read/Modify/Write PCI registers + * + * + * + * @param[in] Address PCI address + * @param[in] Width Access width + * @param[in] Mask AND Mask + * @param[in] Value OR Value + * @param[in] Config Pointer to standard header + */ +VOID +GnbLibPciRMW ( + IN UINT32 Address, + IN ACCESS_WIDTH Width, + IN UINT32 Mask, + IN UINT32 Value, + IN VOID *Config + ) +{ + UINT32 Data; + GnbLibPciRead (Address, Width, &Data, Config); + Data = (Data & Mask) | Value; + GnbLibPciWrite (Address, Width, &Data, Config); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Read/Modify/Write I/O registers + * + * + * + * @param[in] Address I/O Port + * @param[in] Width Access width + * @param[in] Mask AND Mask + * @param[in] Value OR Mask + * @param[in] Config Pointer to standard header + */ +VOID +GnbLibIoRMW ( + IN UINT16 Address, + IN ACCESS_WIDTH Width, + IN UINT32 Mask, + IN UINT32 Value, + IN VOID *Config + ) +{ + UINT32 Data; + GnbLibIoRead (Address, Width, &Data, Config); + Data = (Data & Mask) | Value; + GnbLibIoWrite (Address, Width, &Data, Config); +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Read/Modify/Write MMIO registers + * + * + * + * @param[in] Address Physical address + * @param[in] Width Access width + * @param[in] Mask AND Mask + * @param[in] Value OR Value + * @param[in] Config Pointer to standard header + */ +VOID +GnbLibMemRMW ( + IN UINT64 Address, + IN ACCESS_WIDTH Width, + IN UINT32 Mask, + IN UINT32 Value, + IN VOID *Config + ) +{ + UINT32 Data; + GnbLibMemRead (Address, Width, &Data, Config); + Data = (Data & Mask) | Value; + GnbLibMemWrite (Address, Width, &Data, Config); +} +/*----------------------------------------------------------------------------------------*/ +/** + * Get number of sockets + * + * + * + * @param[in] StdHeader Standard configuration header + * @retval Total number of socket on platform + */ + +UINT32 +GnbGetNumberOfSockets ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + return 1; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get number of Silicons on the socket + * + * + * + * @param[in] SiliconId Socket ID + * @param[in] StdHeader Standard configuration header + * @retval Number of silicons/modules in device in socket + */ + +UINT32 +GnbGetNumberOfSiliconsOnSocket ( + IN UINT32 SiliconId, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + return 1; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Get PCI Address + * + * + * + * @param[in] SocketId Socket ID + * @param[in] SiliconId Silicon device Id + * @param[in] StdHeader Standard configuration header + * @retval PCI address of GNB for a given socket/silicon. + */ + +PCI_ADDR +GnbGetPciAddress ( + IN UINT32 SocketId, + IN UINT32 SiliconId, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + PCI_ADDR Gnb; + Gnb.AddressValue = MAKE_SBDFO (0, 0, 0, 0, 0); + return Gnb; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Check if anything plugged in socket + * + * + * + * @param[in] SocketId Socket ID + * @param[in] StdHeader Standard configuration header + * @retval TRUE CPU present in socket. + */ + +BOOLEAN +GnbIsDevicePresentInSocket ( + IN UINT32 SocketId, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + return TRUE; +} + + +/*----------------------------------------------------------------------------------------*/ +/** + * Claculate power of number + * + * + * + * @param[in] Value Number + * @param[in] Power Power + */ + +UINT32 +GnbLibPowerOf ( + IN UINT32 Value, + IN UINT32 Power + ) +{ + UINT32 Result; + if (Power == 0) { + return 1; + } + Result = Value; + while ((--Power) > 0) { + Result *= Value; + } + return Result; +} + +/*----------------------------------------------------------------------------------------*/ +/** + * Search buffer for pattern + * + * + * @param[in] Buf1 Pointer to source buffer which will be subject of search + * @param[in] Buf1Length Length of the source buffer + * @param[in] Buf2 Pointer to pattern buffer + * @param[in] Buf2Length Length of the pattern buffer + * @retval Pointer on first accurance of Buf2 in Buf1 or NULL + */ + +VOID* +GnbLibFind ( + IN UINT8 *Buf1, + IN UINTN Buf1Length, + IN UINT8 *Buf2, + IN UINTN Buf2Length + ) +{ + UINT8 *CurrentBuf1Ptr; + CurrentBuf1Ptr = Buf1; + while (CurrentBuf1Ptr < (Buf1 + Buf1Length - Buf2Length)) { + UINT8 *SourceBufPtr; + UINT8 *PatternBufPtr; + UINTN PatternBufLength; + SourceBufPtr = CurrentBuf1Ptr; + PatternBufPtr = Buf2; + PatternBufLength = Buf2Length; + while ((*SourceBufPtr++ == *PatternBufPtr++) && (PatternBufLength-- != 0)); + if (PatternBufLength == 0) { + return CurrentBuf1Ptr; + } + CurrentBuf1Ptr++; + } + return NULL; +} + + |