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|
/* $NoKeywords:$ */
/**
* @file
*
* GNB register access services.
*
*
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: GNB
* @e \$Revision: 85947 $ @e \$Date: 2013-01-14 17:25:21 -0600 (Mon, 14 Jan 2013) $
*
*/
/*
*****************************************************************************
*
* 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.
* ***************************************************************************
*
*/
/*----------------------------------------------------------------------------------------
* M O D U L E S U S E D
*----------------------------------------------------------------------------------------
*/
#include "AGESA.h"
#include "Ids.h"
#include "amdlib.h"
#include "cpuFamilyTranslation.h"
#include "cpuServices.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
*----------------------------------------------------------------------------------------
*/
extern GNB_SERVICE *ServiceTable;
/*----------------------------------------------------------------------------------------
* 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
*----------------------------------------------------------------------------------------
*/
VOID
GnbLibPciIndirectReadField (
IN UINT32 Address,
IN UINT32 IndirectAddress,
IN UINT8 FieldOffset,
IN UINT8 FieldWidth,
OUT UINT32 *Value,
IN VOID *Config
);
/*----------------------------------------------------------------------------------------*/
/**
* 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);
}
/*----------------------------------------------------------------------------------------*/
/**
* Indirect IO block read
*
*
*
* @param[in] IndexPort Index Port
* @param[in] DataPort Data Port
* @param[in] Width Access width
* @param[in] IndexAddress Index Address
* @param[in] Count Count
* @param[in] Buffer Buffer
* @param[in] Config Pointer to standard header
*/
VOID
GnbLibIndirectIoBlockRead (
IN UINT16 IndexPort,
IN UINT16 DataPort,
IN ACCESS_WIDTH Width,
IN UINT32 IndexAddress,
IN UINT32 Count,
IN VOID *Buffer,
IN VOID *Config
)
{
UINT32 Index;
Index = IndexAddress;
for (; Index < (IndexAddress + Count); Index++) {
GnbLibIoWrite (IndexPort, Width, &Index, Config);
GnbLibIoRead (DataPort, Width, Buffer, Config);
Buffer = (VOID *) ((UINT8 *) Buffer + LibAmdAccessWidth (Width));
}
}
/*----------------------------------------------------------------------------------------*/
/**
* Get IOAPIC ID
*
*
*
* @param[in] IoApicBaseAddress IO APIC base address
* @param[in] Config Pointer to standard header
*/
UINT8
GnbLiGetIoapicId (
IN UINT64 IoApicBaseAddress,
IN VOID *Config
)
{
UINT32 Value;
Value = 0x0;
GnbLibMemWrite (IoApicBaseAddress, AccessWidth32, &Value, Config);
GnbLibMemRead (IoApicBaseAddress + 0x10, AccessWidth32, &Value, Config);
return (UINT8) (Value >> 24);
}
/*----------------------------------------------------------------------------------------*/
/**
* 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);
}
/*----------------------------------------------------------------------------------------*/
/**
* Calculate 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 occurrence 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;
}
/*----------------------------------------------------------------------------------------*/
/**
* Dump buffer to HDTOUT
*
*
* @param[in] Buffer Buffer pointer
* @param[in] Count Count of data elements
* @param[in] DataWidth DataWidth 1 - Byte; 2 - Word; 3 - DWORD; 4 - QWORD
* @param[in] LineWidth Number of data item per line
*/
VOID
GnbLibDebugDumpBuffer (
IN VOID *Buffer,
IN UINT32 Count,
IN UINT8 DataWidth,
IN UINT8 LineWidth
)
{
UINT32 Index;
UINT32 DataItemCount;
ASSERT (LineWidth != 0);
ASSERT (DataWidth >= 1 && DataWidth <= 4);
DataItemCount = 0;
for (Index = 0; Index < Count; ) {
switch (DataWidth) {
case 1:
IDS_HDT_CONSOLE (GNB_TRACE, "%02x ", *((UINT8 *) Buffer + Index));
Index += 1;
break;
case 2:
IDS_HDT_CONSOLE (GNB_TRACE, "%04x ", *(UINT16 *) ((UINT8 *) Buffer + Index));
Index += 2;
break;
case 3:
IDS_HDT_CONSOLE (GNB_TRACE, "%08x ", *(UINT32 *) ((UINT8 *) Buffer + Index));
Index += 4;
break;
case 4:
IDS_HDT_CONSOLE (GNB_TRACE, "%08x%08", *(UINT32 *) ((UINT8 *) Buffer + Index), *(UINT32 *) ((UINT8 *) Buffer + Index + 4));
Index += 8;
break;
default:
IDS_HDT_CONSOLE (GNB_TRACE, "ERROR! Incorrect Data Width\n");
return;
}
if (++DataItemCount >= LineWidth) {
IDS_HDT_CONSOLE (GNB_TRACE, "\n");
DataItemCount = 0;
}
}
}
/*----------------------------------------------------------------------------------------*/
/**
* Dump buffer to HDTOUT
*
*
* @param[in] ServiceId Service ID
* @param[in] SocketId Socket ID
* @param[in] ServiceProtocol Service protocol
* @param[in] StdHeader Standard Configuration Header
*/
AGESA_STATUS
GnbLibLocateService (
IN GNB_SERVICE_ID ServiceId,
IN UINT8 SocketId,
IN VOID **ServiceProtocol,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
GNB_SERVICE *SeviceEntry;
CPU_LOGICAL_ID LogicalId;
SeviceEntry = ServiceTable;
GetLogicalIdOfSocket (SocketId, &LogicalId, StdHeader);
while (SeviceEntry != NULL) {
if (SeviceEntry->ServiceId == ServiceId && (LogicalId.Family & SeviceEntry->Family) != 0) {
*ServiceProtocol = SeviceEntry->ServiceProtocol;
return AGESA_SUCCESS;
}
SeviceEntry = SeviceEntry->NextService;
}
return AGESA_UNSUPPORTED;
}
|