diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15CacheDefaults.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15CacheDefaults.c | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15CacheDefaults.c b/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15CacheDefaults.c new file mode 100644 index 0000000000..4a83c76e25 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15/Proc/CPU/Family/0x15/cpuF15CacheDefaults.c @@ -0,0 +1,198 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * AMD Family_15 ROM Execution Cache Defaults + * + * Contains default values for ROM execution cache setup + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: CPU/Family/0x15 + * @e \$Revision: 55600 $ @e \$Date: 2011-06-23 12:39:18 -0600 (Thu, 23 Jun 2011) $ + * + */ +/* + ****************************************************************************** + * + * Copyright (C) 2012 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 "cpuCacheInit.h" +#include "cpuFamilyTranslation.h" +#include "amdlib.h" +#include "GeneralServices.h" +#include "Filecode.h" +CODE_GROUP (G2_PEI) +RDATA_GROUP (G2_PEI) + +#define FILECODE PROC_CPU_FAMILY_0X15_CPUF15CACHEDEFAULTS_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 + *---------------------------------------------------------------------------------------- + */ +VOID +GetF15CacheInfo ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + OUT CONST VOID **CacheInfoPtr, + OUT UINT8 *NumberOfElements, + IN AMD_CONFIG_PARAMS *StdHeader + ); + +/*---------------------------------------------------------------------------------------- + * E X P O R T E D F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ +#define MEM_TRAINING_BUFFER_SIZE 16384 +#define VAR_MTRR_MASK 0x0000FFFFFFFFFFFF +#define VAR_MTRR_MASK_CP 0x0000FFFFFFFEFFFF + +#define HEAP_BASE_MASK_CP 0x0000FFFFFFFEFF00 +#define HEAP_BASE_MASK 0x0000FFFFFFFFFFFF + +#define SHARED_MEM_SIZE 0 + +CONST CACHE_INFO ROMDATA CpuF15CacheInfo = +{ + BSP_STACK_SIZE_64K, + CORE0_STACK_SIZE, + CORE1_STACK_SIZE, + MEM_TRAINING_BUFFER_SIZE, + SHARED_MEM_SIZE, + VAR_MTRR_MASK, + VAR_MTRR_MASK, + HEAP_BASE_MASK, + InfiniteExe +}; + +CONST CACHE_INFO ROMDATA CpuF15CacheInfoCP = +{ + BSP_STACK_SIZE_64K, + CORE0_STACK_SIZE, + CORE1_STACK_SIZE, + MEM_TRAINING_BUFFER_SIZE, + SHARED_MEM_SIZE, + VAR_MTRR_MASK, + VAR_MTRR_MASK_CP, + HEAP_BASE_MASK_CP, + InfiniteExe +}; + + +/*---------------------------------------------------------------------------------------*/ +/** + * Returns the family specific properties of the cache, and its usage. + * + * @CpuServiceMethod{::F_CPU_GET_FAMILY_SPECIFIC_ARRAY}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[out] CacheInfoPtr Points to the cache info properties on exit. + * @param[out] NumberOfElements Will be one to indicate one entry. + * @param[in] StdHeader Header for library and services. + * + */ +VOID +GetF15CacheInfo ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + OUT CONST VOID **CacheInfoPtr, + OUT UINT8 *NumberOfElements, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT32 Enabled; + UINT32 DualCore; + UINT32 Node; + PCI_ADDR PciAddress; + CPU_SPECIFIC_SERVICES *FamilyServices; + AP_MAILBOXES ApMailboxes; + CORE_PAIR_MAP *CorePairMap; + AGESA_STATUS IgnoredStatus; + + if (!IsBsp (StdHeader, &IgnoredStatus)) { + GetCpuServicesOfCurrentCore ((CONST CPU_SPECIFIC_SERVICES **)&FamilyServices, StdHeader); + ASSERT (FamilyServices != NULL); + + FamilyServices->GetApMailboxFromHardware (FamilyServices, &ApMailboxes, StdHeader); + Node = ApMailboxes.ApMailInfo.Fields.Node; + + // Since pre-heap, get compute unit status from hardware, using mailbox info. + PciAddress.AddressValue = MAKE_SBDFO (0, 0, 24, 0, 0); + PciAddress.Address.Device = PciAddress.Address.Device + Node; + PciAddress.Address.Function = FUNC_5; + PciAddress.Address.Register = COMPUTE_UNIT_STATUS; + LibAmdPciReadBits (PciAddress, 3, 0, &Enabled, StdHeader); + LibAmdPciReadBits (PciAddress, 19, 16, &DualCore, StdHeader); + + // Find the core to compute unit mapping for this node. + CorePairMap = FamilyServices->CorePairMap; + if ((Enabled != 0) && (CorePairMap != NULL)) { + while (CorePairMap->Enabled != 0xFF) { + if ((Enabled == CorePairMap->Enabled) && (DualCore == CorePairMap->DualCore)) { + break; + } + CorePairMap++; + } + // The assert is for finding a processor configured in a way the core pair map doesn't support. + ASSERT (CorePairMap->Enabled != 0xFF); + switch (CorePairMap->Mapping) { + case AllCoresMapping: + // No cores are sharing a compute unit + *CacheInfoPtr = &CpuF15CacheInfo; + break; + case EvenCoresMapping: + // Cores are paired into compute units + *CacheInfoPtr = &CpuF15CacheInfoCP; + break; + default: + ASSERT (FALSE); + } + } + } else { + // the BSC is always just the first slice, we could return either one. Return the non for safest. + *CacheInfoPtr = &CpuF15CacheInfo; + } + *NumberOfElements = 1; +} + |