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Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatures.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatures.c | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatures.c b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatures.c new file mode 100644 index 0000000000..1aee1c884f --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuFeatures.c @@ -0,0 +1,225 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Implement general feature dispatcher. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: CPU + * @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $ + * + */ +/* + ****************************************************************************** + * + * Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved. + * + * AMD is granting you permission to use this software (the Materials) + * pursuant to the terms and conditions of your Software License Agreement + * with AMD. This header does *NOT* give you permission to use the Materials + * or any rights under AMD's intellectual property. Your use of any portion + * of these Materials shall constitute your acceptance of those terms and + * conditions. If you do not agree to the terms and conditions of the Software + * License Agreement, please do not use any portion of these Materials. + * + * CONFIDENTIALITY: The Materials and all other information, identified as + * confidential and provided to you by AMD shall be kept confidential in + * accordance with the terms and conditions of the Software License Agreement. + * + * LIMITATION OF LIABILITY: THE MATERIALS AND ANY OTHER RELATED INFORMATION + * PROVIDED TO YOU BY AMD ARE PROVIDED "AS IS" WITHOUT ANY EXPRESS OR IMPLIED + * WARRANTY OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF + * MERCHANTABILITY, NONINFRINGEMENT, TITLE, FITNESS FOR ANY PARTICULAR PURPOSE, + * OR WARRANTIES ARISING FROM CONDUCT, COURSE OF DEALING, OR USAGE OF TRADE. + * IN NO EVENT SHALL AMD OR ITS LICENSORS BE LIABLE FOR ANY DAMAGES WHATSOEVER + * (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF PROFITS, BUSINESS + * INTERRUPTION, OR LOSS OF INFORMATION) ARISING OUT OF AMD'S NEGLIGENCE, + * GROSS NEGLIGENCE, THE USE OF OR INABILITY TO USE THE MATERIALS OR ANY OTHER + * RELATED INFORMATION PROVIDED TO YOU BY AMD, EVEN IF AMD HAS BEEN ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGES. BECAUSE SOME JURISDICTIONS PROHIBIT THE + * EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, + * THE ABOVE LIMITATION MAY NOT APPLY TO YOU. + * + * AMD does not assume any responsibility for any errors which may appear in + * the Materials or any other related information provided to you by AMD, or + * result from use of the Materials or any related information. + * + * You agree that you will not reverse engineer or decompile the Materials. + * + * NO SUPPORT OBLIGATION: AMD is not obligated to furnish, support, or make any + * further information, software, technical information, know-how, or show-how + * available to you. Additionally, AMD retains the right to modify the + * Materials at any time, without notice, and is not obligated to provide such + * modified Materials to you. + * + * U.S. GOVERNMENT RESTRICTED RIGHTS: The Materials are provided with + * "RESTRICTED RIGHTS." Use, duplication, or disclosure by the Government is + * subject to the restrictions as set forth in FAR 52.227-14 and + * DFAR252.227-7013, et seq., or its successor. Use of the Materials by the + * Government constitutes acknowledgement of AMD's proprietary rights in them. + * + * EXPORT ASSURANCE: You agree and certify that neither the Materials, nor any + * direct product thereof will be exported directly or indirectly, into any + * country prohibited by the United States Export Administration Act and the + * regulations thereunder, without the required authorization from the U.S. + * government nor will be used for any purpose prohibited by the same. + ****************************************************************************** + */ + +/*---------------------------------------------------------------------------------------- + * M O D U L E S U S E D + *---------------------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "Ids.h" +#include "GeneralServices.h" +#include "cpuFeatures.h" +#include "cpuFamilyTranslation.h" +#include "Filecode.h" +CODE_GROUP (G1_PEICC) +RDATA_GROUP (G1_PEICC) +#define FILECODE PROC_CPU_FEATURE_CPUFEATURES_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 + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * E X P O R T E D F U N C T I O N S - External General Services API + *---------------------------------------------------------------------------------------- + */ +extern CONST CPU_FEATURE_DESCRIPTOR* ROMDATA SupportedCpuFeatureList[]; + +/** + * Determines if a specific feature is or will be enabled. + * + * This code traverses the feature list until a match is + * found, then invokes the 'IsEnabled' function of the + * feature. + * + * @param[in] Feature Indicates the desired feature. + * @param[in] PlatformConfig Contains the runtime modifiable feature input data. + * @param[in] StdHeader Standard AMD configuration parameters. + * + * @retval TRUE Feature is or will be enabled + * @retval FALSE Feature is not enabled + */ +BOOLEAN +IsFeatureEnabled ( + IN DISPATCHABLE_CPU_FEATURES Feature, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINTN i; + + ASSERT (Feature < MaxCpuFeature); + + for (i = 0; SupportedCpuFeatureList[i] != NULL; i++) { + if (SupportedCpuFeatureList[i]->Feature == Feature) { + return (SupportedCpuFeatureList[i]->IsEnabled (PlatformConfig, StdHeader)); + } + } + return FALSE; +} + +/** + * Dispatches all features needing to perform some initialization at + * this time point. + * + * This routine searches the feature table for features needing to + * run at this time point, and invokes them. + * + * @param[in] EntryPoint Timepoint designator + * @param[in] PlatformConfig Contains the runtime modifiable feature input data. + * @param[in] StdHeader Standard AMD configuration parameters. + * + * @return The most severe status of any called service. + */ +AGESA_STATUS +DispatchCpuFeatures ( + IN UINT64 EntryPoint, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINTN i; + AGESA_STATUS AgesaStatus; + AGESA_STATUS CalledStatus; + AGESA_STATUS IgnoredStatus; + + AgesaStatus = AGESA_SUCCESS; + + if (IsBsp (StdHeader, &IgnoredStatus)) { + for (i = 0; SupportedCpuFeatureList[i] != NULL; i++) { + if ((SupportedCpuFeatureList[i]->EntryPoint & EntryPoint) != 0) { + IDS_SKIP_HOOK (IDS_CPU_FEAT, (CPU_FEATURE_DESCRIPTOR *) SupportedCpuFeatureList[i], StdHeader) { + if (SupportedCpuFeatureList[i]->IsEnabled (PlatformConfig, StdHeader)) { + CalledStatus = SupportedCpuFeatureList[i]->InitializeFeature (EntryPoint, PlatformConfig, StdHeader); + if (CalledStatus > AgesaStatus) { + AgesaStatus = CalledStatus; + } + } + } + } + } + } + return AgesaStatus; +} + +/** + * This routine checks whether any non-coherent links in the system + * runs in HT1 mode; used to determine whether certain features + * should be disabled when this routine returns TRUE. + * + * @param[in] StdHeader Standard AMD configuration parameters. + * + * @retval TRUE One of the non-coherent links in the + * system runs in HT1 mode + * @retval FALSE None of the non-coherent links in the + * system is running in HT1 mode + */ +BOOLEAN +IsNonCoherentHt1 ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINTN Link; + UINT32 Socket; + UINT32 Module; + PCI_ADDR PciAddress; + AGESA_STATUS AgesaStatus; + HT_HOST_FEATS HtHostFeats; + CPU_SPECIFIC_SERVICES *CpuServices; + + for (Socket = 0; Socket < GetPlatformNumberOfSockets (); Socket++) { + if (IsProcessorPresent (Socket, StdHeader)) { + GetCpuServicesOfSocket (Socket, (CONST CPU_SPECIFIC_SERVICES **)&CpuServices, StdHeader); + for (Module = 0; Module < GetPlatformNumberOfModules (); Module++) { + if (GetPciAddress (StdHeader, Socket, Module, &PciAddress, &AgesaStatus)) { + HtHostFeats.HtHostValue = 0; + Link = 0; + while (CpuServices->GetNextHtLinkFeatures (CpuServices, &Link, &PciAddress, &HtHostFeats, StdHeader)) { + // Return TRUE and exit routine once we find a non-coherent link in HT1 + if ((HtHostFeats.HtHostFeatures.NonCoherent == 1) && (HtHostFeats.HtHostFeatures.Ht1 == 1)) { + return TRUE; + } + } + } + } + } + } + + return FALSE; +} |