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author | zbao <fishbaozi@gmail.com> | 2012-07-02 14:19:14 +0800 |
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committer | Patrick Georgi <patrick@georgi-clan.de> | 2012-07-03 09:36:35 +0200 |
commit | 7d94cf93eec15dfb8eef9cd044fe39319d4ee9bc (patch) | |
tree | b0b385455992f0ad3ca6dbbd3266a7a386a80d4f /src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuCacheFlushOnHalt.c | |
parent | 78efc4c36c68b51b3e73acdb721a12ec23ed0369 (diff) | |
download | coreboot-7d94cf93eec15dfb8eef9cd044fe39319d4ee9bc.tar.xz |
AGESA F15tn: AMD family15 AGESA code for Trinity
AMD AGESA code for trinity.
Change-Id: I847a54b15e8ce03ad5dbc17b95ee6771a9da0592
Signed-off-by: Zheng Bao <zheng.bao@amd.com>
Signed-off-by: zbao <fishbaozi@gmail.com>
Reviewed-on: http://review.coreboot.org/1155
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuCacheFlushOnHalt.c')
-rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuCacheFlushOnHalt.c | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuCacheFlushOnHalt.c b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuCacheFlushOnHalt.c new file mode 100644 index 0000000000..3f95f5248b --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Feature/cpuCacheFlushOnHalt.c @@ -0,0 +1,226 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * AMD CPU Cache Flush On Halt Function. + * + * Contains code to initialize Cache Flush On Halt feature. + * + * @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. + ****************************************************************************** + *---------------------------------------------------------------------------- + */ + + +/* + *---------------------------------------------------------------------------- + * MODULES USED + * + *---------------------------------------------------------------------------- + */ +#include "AGESA.h" +#include "Ids.h" +#include "amdlib.h" +#include "cpuRegisters.h" +#include "cpuServices.h" +#include "cpuFamilyTranslation.h" +#include "cpuFeatures.h" +#include "cpuApicUtilities.h" +#include "OptionMultiSocket.h" +#include "Filecode.h" +CODE_GROUP (G2_PEI) +RDATA_GROUP (G2_PEI) +#define FILECODE PROC_CPU_FEATURE_CPUCACHEFLUSHONHALT_FILECODE +/*---------------------------------------------------------------------------- + * DEFINITIONS AND MACROS + * + *---------------------------------------------------------------------------- + */ + + +/*---------------------------------------------------------------------------- + * TYPEDEFS AND STRUCTURES + * + *---------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------- + * E X P O R T E D F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ +extern CPU_FAMILY_SUPPORT_TABLE CacheFlushOnHaltFamilyServiceTable; +extern OPTION_MULTISOCKET_CONFIGURATION OptionMultiSocketConfiguration; + +/*---------------------------------------------------------------------------- + * PROTOTYPES OF LOCAL FUNCTIONS + * + *---------------------------------------------------------------------------- + */ +VOID +STATIC +EnableCacheFlushOnHaltOnSocket ( + IN VOID *EntryPoint, + IN AMD_CONFIG_PARAMS *StdHeader, + IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams + ); + +AGESA_STATUS +InitializeCacheFlushOnHaltFeature ( + IN UINT64 EntryPoint, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN OUT AMD_CONFIG_PARAMS *StdHeader + ); + +/*---------------------------------------------------------------------------------------- + * P U B L I C F U N C T I O N S + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------*/ +/** + * Should cache flush on halt be enabled + * + * @param[in] PlatformConfig Contains the runtime modifiable feature input data. + * @param[in] StdHeader Config Handle for library, services. + * + * @retval TRUE core leveling is supported. + * @retval FALSE core leveling cannot be enabled. + * + */ +BOOLEAN +STATIC +IsCFOHEnabled ( + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + return (TRUE); +} +/* -----------------------------------------------------------------------------*/ +/** + * + * InitializeCacheFlushOnHaltFeature + * + * CPU feature leveling. Enable Cpu Cache Flush On Halt Function + * + * @param[in] EntryPoint Timepoint designator. + * @param[in] PlatformConfig Contains the runtime modifiable feature input data. + * @param[in,out] StdHeader Pointer to AMD_CONFIG_PARAMS struct. + * + * @return The most severe status of any family specific service. + */ +AGESA_STATUS +InitializeCacheFlushOnHaltFeature ( + IN UINT64 EntryPoint, + IN PLATFORM_CONFIGURATION *PlatformConfig, + IN OUT AMD_CONFIG_PARAMS *StdHeader + ) +{ + + AP_TASK TaskPtr; + AMD_CPU_EARLY_PARAMS CpuEarlyParams; + + CpuEarlyParams.PlatformConfig = *PlatformConfig; + + IDS_HDT_CONSOLE (CPU_TRACE, " Cache flush on hlt feature is enabled\n"); + TaskPtr.FuncAddress.PfApTaskIC = EnableCacheFlushOnHaltOnSocket; + TaskPtr.DataTransfer.DataSizeInDwords = 2; + TaskPtr.DataTransfer.DataPtr = &EntryPoint; + TaskPtr.DataTransfer.DataTransferFlags = 0; + TaskPtr.ExeFlags = PASS_EARLY_PARAMS; + OptionMultiSocketConfiguration.BscRunCodeOnAllSystemCore0s (&TaskPtr, StdHeader, &CpuEarlyParams); + + return AGESA_SUCCESS; +} + +/*---------------------------------------------------------------------------------------*/ +/** + * 'Local' core 0 task to enable Cache Flush On Halt on it's socket. + * + * @param[in] EntryPoint Timepoint designator. + * @param[in] StdHeader Config Handle for library, services. + * @param[in] CpuEarlyParams Service parameters. + * + */ +VOID +STATIC +EnableCacheFlushOnHaltOnSocket ( + IN VOID *EntryPoint, + IN AMD_CONFIG_PARAMS *StdHeader, + IN AMD_CPU_EARLY_PARAMS *CpuEarlyParams + ) +{ + CPU_CFOH_FAMILY_SERVICES *FamilyServices; + + GetFeatureServicesOfCurrentCore (&CacheFlushOnHaltFamilyServiceTable, (CONST VOID **)&FamilyServices, StdHeader); + if (FamilyServices != NULL) { + FamilyServices->SetCacheFlushOnHaltRegister (FamilyServices, *((UINT64 *) EntryPoint), &CpuEarlyParams->PlatformConfig, StdHeader); + } +} + +CONST CPU_FEATURE_DESCRIPTOR ROMDATA CpuFeatureCacheFlushOnHalt = +{ + CacheFlushOnHalt, + (CPU_FEAT_AFTER_POST_MTRR_SYNC | CPU_FEAT_AFTER_RESUME_MTRR_SYNC), + IsCFOHEnabled, + InitializeCacheFlushOnHaltFeature +}; |