diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuSlit.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuSlit.c | 357 |
1 files changed, 357 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuSlit.c b/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuSlit.c new file mode 100644 index 0000000000..70567223a9 --- /dev/null +++ b/src/vendorcode/amd/agesa/f14/Proc/CPU/Feature/cpuSlit.c @@ -0,0 +1,357 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * AMD SLIT, ACPI table related API functions. + * + * Contains code that generates the SLIT table + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: CPU + * @e \$Revision: 35136 $ @e \$Date: 2010-07-16 11:29:48 +0800 (Fri, 16 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. + * + * *************************************************************************** + * + */ + +/*---------------------------------------------------------------------------- + * This file provides functions, that will generate SLIT tables + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ + +#include "AGESA.h" +#include "amdlib.h" +#include "OptionSlit.h" +#include "heapManager.h" +#include "cpuLateInit.h" +#include "cpuRegisters.h" +#include "Topology.h" +#include "Ids.h" +#include "cpuFeatures.h" +#include "Filecode.h" +CODE_GROUP (G3_DXE) +RDATA_GROUP (G3_DXE) + +#define FILECODE PROC_CPU_FEATURE_CPUSLIT_FILECODE +/*---------------------------------------------------------------------------------------- + * D E F I N I T I O N S A N D M A C R O S + *---------------------------------------------------------------------------------------- + */ + +extern OPTION_SLIT_CONFIGURATION OptionSlitConfiguration; // global user config record + +STATIC ACPI_TABLE_HEADER ROMDATA CpuSlitHdrStruct = +{ + 'S','L','I','T', + 0, + 1, + 0, + 'A','M','D',' ',' ',' ', + 'A','G','E','S','A',' ',' ',' ', + 1, + 'A','M','D',' ', + 1 +}; + +/*---------------------------------------------------------------------------------------- + * 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 +STATIC +AcpiSlitHBufferFind ( + IN OUT AMD_CONFIG_PARAMS *StdHeader, + IN UINT8 **SocketTopologyPtr + ); + +/*---------------------------------------------------------------------------------------- + * P R O T O T Y P E S O F E X P O R T E D F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + + +/*---------------------------------------------------------------------------------------- + * E X P O R T E D F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------*/ +/** + * + * This function generates a complete SLIT table into a memory buffer. + * After completion, this table must be set by the system BIOS into its + * internal ACPI namespace, and linked into the RSDT/XSDT + * + * @param[in, out] StdHeader Standard Head Pointer + * @param[in] PlatformConfig Config handle for platform specific information + * @param[in, out] SlitPtr Point to Slit Struct including buffer address and length + * + * @retval UINT32 AGESA_STATUS + */ +AGESA_STATUS +CreateAcpiSlit ( + IN OUT AMD_CONFIG_PARAMS *StdHeader, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN OUT VOID **SlitPtr + ) +{ + AGESA_TESTPOINT (TpProcCpuEntrySlit, StdHeader); + return ((*(OptionSlitConfiguration.SlitFeature)) (StdHeader, PlatformConfig, SlitPtr)); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * + * This is the default routine for use when the SLIT option is NOT requested. + * + * The option install process will create and fill the transfer vector with + * the address of the proper routine (Main or Stub). The link optimizer will + * strip out of the .DLL the routine that is not used. + * + * @param[in, out] StdHeader Standard Head Pointer + * @param[in] PlatformConfig Config handle for platform specific information + * @param[in, out] SlitPtr Point to Slit Struct including buffer address and length + * + * @retval AGESA_STATUS + */ + +AGESA_STATUS +GetAcpiSlitStub ( + IN OUT AMD_CONFIG_PARAMS *StdHeader, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN OUT VOID **SlitPtr + ) +{ + return AGESA_UNSUPPORTED; +} +/*---------------------------------------------------------------------------------------*/ +/** + * + * This function generates a complete SLIT table into a memory buffer. + * After completion, this table must be set by the system BIOS into its + * internal ACPI namespace, and linked into the RSDT/XSDT + * + * @param[in, out] StdHeader Standard Head Pointer + * @param[in] PlatformConfig Config handle for platform specific information + * @param[in, out] SlitPtr Point to Slit Struct including buffer address and length + * + * @retval UINT32 AGESA_STATUS + */ +AGESA_STATUS +GetAcpiSlitMain ( + IN OUT AMD_CONFIG_PARAMS *StdHeader, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN OUT VOID **SlitPtr + ) +{ + UINT8 MaxHops; + UINT8 SocketNum; + UINT8 i; + UINT8 j; + UINT8 *BufferPtr; + UINT8 *SocketTopologyDataPtr; + UINT8 *SocketTopologyPtr; + ACPI_TABLE_HEADER *CpuSlitHeaderStructPtr; + AGESA_STATUS Flag; + ALLOCATE_HEAP_PARAMS AllocStruct; + + MaxHops = 0; + SocketTopologyPtr = NULL; + Flag = AGESA_ERROR; + + // find out the pointer to the BufferHandle which contains + // Node Topology information + AcpiSlitHBufferFind (StdHeader, &SocketTopologyPtr); + if (SocketTopologyPtr == 0) { + return (Flag); + } + + SocketNum = *SocketTopologyPtr; + + IDS_HDT_CONSOLE (CPU_TRACE, " SLIT is created\n"); + + // create a buffer by calling IBV callout routine + AllocStruct.RequestedBufferSize = (SocketNum * SocketNum) + AMD_ACPI_SLIT_SOCKET_NUM_LENGTH + sizeof (ACPI_TABLE_HEADER); + AllocStruct.BufferHandle = AMD_ACPI_SLIT_BUFFER_HANDLE; + AllocStruct.Persist = HEAP_SYSTEM_MEM; + if (HeapAllocateBuffer (&AllocStruct, StdHeader) != AGESA_SUCCESS) { + return (Flag); + } + *SlitPtr = AllocStruct.BufferPtr; + + //SLIT header + LibAmdMemCopy (*SlitPtr, (VOID *) &CpuSlitHdrStruct, (UINTN) (sizeof (ACPI_TABLE_HEADER)), StdHeader); + CpuSlitHeaderStructPtr = (ACPI_TABLE_HEADER *) *SlitPtr; + CpuSlitHeaderStructPtr->TableLength = (UINT32) AllocStruct.RequestedBufferSize; + BufferPtr = *SlitPtr; + + Flag = AGESA_SUCCESS; + // SLIT body + // check if is PfMode (Prober Filer Mode) + if (!IsFeatureEnabled (HtAssist, PlatformConfig, StdHeader)) { + // probe filter is disabled + + // get MaxHops + SocketTopologyDataPtr = SocketTopologyPtr + sizeof (SocketNum); + for (i = 0; i < SocketNum; i++) { + for (j = 0; j < SocketNum; j++) { + if (*SocketTopologyDataPtr > MaxHops) { + MaxHops = *SocketTopologyDataPtr; + } + SocketTopologyDataPtr++; + } + } + + // the Max hop entries have a value of 13 + // and all other entries have 10. + SocketTopologyDataPtr = SocketTopologyPtr + sizeof (SocketNum); + for (i = 0; i < SocketNum; i++) { + for (j = 0; j < SocketNum; j++) { + if (*SocketTopologyDataPtr++ == MaxHops) { + *(BufferPtr + sizeof (ACPI_TABLE_HEADER) + + AMD_ACPI_SLIT_SOCKET_NUM_LENGTH + (i * SocketNum) + j) = 13; + } else { + *(BufferPtr + sizeof (ACPI_TABLE_HEADER) + + AMD_ACPI_SLIT_SOCKET_NUM_LENGTH + (i * SocketNum) + j) = 10; + } + } + } + } else { + // probe filter is enabled + + // formula : num_hops * 6 + 10 + SocketTopologyDataPtr = SocketTopologyPtr + sizeof (SocketNum); + for (i = 0; i < SocketNum; i++) { + for (j = 0; j < SocketNum; j++) { + *(BufferPtr + sizeof (ACPI_TABLE_HEADER) + + AMD_ACPI_SLIT_SOCKET_NUM_LENGTH + (i * SocketNum) + j) = + ((*SocketTopologyDataPtr++) * 6) + 10; + } + } + } + + BufferPtr += sizeof (ACPI_TABLE_HEADER); + *((UINT64 *) BufferPtr) = (UINT64) SocketNum; + + //Update SLIT header Checksum + ChecksumAcpiTable ((ACPI_TABLE_HEADER *) *SlitPtr, StdHeader); + + return (Flag); +} + +/*--------------------------------------------------------------------------------------- + * L O C A L F U N C T I O N S + *--------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------*/ +/** + * + * Find out the pointer to the BufferHandle which contains + * Node Topology information + * + * @param[in, out] StdHeader Standard Head Pointer + * @param[in] SocketTopologyPtr Point to the address of Socket Topology + * + */ +VOID +STATIC +AcpiSlitHBufferFind ( + IN OUT AMD_CONFIG_PARAMS *StdHeader, + IN UINT8 **SocketTopologyPtr + ) +{ + LOCATE_HEAP_PTR LocateBuffer; + + LocateBuffer.BufferHandle = HOP_COUNT_TABLE_HANDLE; + if (HeapLocateBuffer (&LocateBuffer, StdHeader) == AGESA_SUCCESS) { + *SocketTopologyPtr = (UINT8 *) LocateBuffer.BufferPtr; + } + + return; +} + + +/* -----------------------------------------------------------------------------*/ +/** + * ReleaseSlitBufferStub + * + * Description: + * This is the default routine for use when the SLIT option is NOT requested. + * + * Parameters: + * @param[in, out] *StdHeader + * + * @retval AGESA_STATUS + * + */ +AGESA_STATUS +ReleaseSlitBufferStub ( + IN OUT AMD_CONFIG_PARAMS *StdHeader + ) +{ + return AGESA_UNSUPPORTED; +} + +/* -----------------------------------------------------------------------------*/ +/** + * ReleaseSlitBuffer + * + * Description: + * Deallocate SLIT buffer + * + * Parameters: + * @param[in, out] *StdHeader + * + * @retval AGESA_STATUS + * + */ +AGESA_STATUS +ReleaseSlitBuffer ( + IN OUT AMD_CONFIG_PARAMS *StdHeader + ) +{ + HeapDeallocateBuffer ((UINT32) HOP_COUNT_TABLE_HANDLE, StdHeader); + + return AGESA_SUCCESS; +} |