diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/CPU/Family/0x15/cpuCommonF15Utilities.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/CPU/Family/0x15/cpuCommonF15Utilities.c | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Family/0x15/cpuCommonF15Utilities.c b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Family/0x15/cpuCommonF15Utilities.c new file mode 100644 index 0000000000..6ffed12323 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/CPU/Family/0x15/cpuCommonF15Utilities.c @@ -0,0 +1,207 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * AMD Family_15 specific utility functions. + * + * Provides numerous utility functions specific to family 15h. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: CPU/Family/0x15 + * @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 "amdlib.h" +#include "Ids.h" +#include "cpuRegisters.h" +#include "cpuServices.h" +#include "GeneralServices.h" +#include "cpuApicUtilities.h" +#include "cpuFamilyTranslation.h" +#include "cpuCommonF15Utilities.h" +#include "cpuF15PowerMgmt.h" +#include "Filecode.h" +CODE_GROUP (G2_PEI) +RDATA_GROUP (G2_PEI) + +#define FILECODE PROC_CPU_FAMILY_0X15_CPUCOMMONF15UTILITIES_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 + *---------------------------------------------------------------------------------------- + */ + +/*---------------------------------------------------------------------------------------*/ +/** + * Set warm reset status and count + * + * @CpuServiceMethod{::F_CPU_SET_WARM_RESET_FLAG}. + * + * This function will use bit9, and bit 10 of register F0x6C as a warm reset status and count. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * @param[in] Request Indicate warm reset status + * + */ +VOID +F15SetAgesaWarmResetFlag ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader, + IN WARM_RESET_REQUEST *Request + ) +{ + PCI_ADDR PciAddress; + UINT32 PciData; + + PciAddress.AddressValue = MAKE_SBDFO (0, 0 , PCI_DEV_BASE, FUNC_0, HT_INIT_CTRL); + LibAmdPciRead (AccessWidth32, PciAddress, &PciData, StdHeader); + + // bit[5] - indicate a warm reset is or is not required + PciData &= ~(HT_INIT_BIOS_RST_DET_0); + PciData = PciData | (Request->RequestBit << 5); + + // bit[10,9] - indicate warm reset status and count + PciData &= ~(HT_INIT_BIOS_RST_DET_1 | HT_INIT_BIOS_RST_DET_2); + PciData |= Request->StateBits << 9; + + LibAmdPciWrite (AccessWidth32, PciAddress, &PciData, StdHeader); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Get warm reset status and count + * + * @CpuServiceMethod{::F_CPU_GET_WARM_RESET_FLAG}. + * + * This function will bit9, and bit 10 of register F0x6C as a warm reset status and count. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Config handle for library and services + * @param[out] Request Indicate warm reset status + * + */ +VOID +F15GetAgesaWarmResetFlag ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader, + OUT WARM_RESET_REQUEST *Request + ) +{ + PCI_ADDR PciAddress; + UINT32 PciData; + + PciAddress.AddressValue = MAKE_SBDFO (0, 0 , PCI_DEV_BASE, FUNC_0, HT_INIT_CTRL); + LibAmdPciRead (AccessWidth32, PciAddress, &PciData, StdHeader); + + // bit[5] - indicate a warm reset is or is not required + Request->RequestBit = (UINT8) ((PciData & HT_INIT_BIOS_RST_DET_0) >> 5); + // bit[10,9] - indicate warm reset status and count + Request->StateBits = (UINT8) ((PciData & (HT_INIT_BIOS_RST_DET_1 | HT_INIT_BIOS_RST_DET_2)) >> 9); +} + +/*---------------------------------------------------------------------------------------*/ +/** + * Return a number zero or one, based on the Core ID position in the initial APIC Id. + * + * @CpuServiceMethod{::F_CORE_ID_POSITION_IN_INITIAL_APIC_ID}. + * + * @param[in] FamilySpecificServices The current Family Specific Services. + * @param[in] StdHeader Handle of Header for calling lib functions and services. + * + * @retval CoreIdPositionZero Core Id is not low + * @retval CoreIdPositionOne Core Id is low + */ +CORE_ID_POSITION +F15CpuAmdCoreIdPositionInInitialApicId ( + IN CPU_SPECIFIC_SERVICES *FamilySpecificServices, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT64 InitApicIdCpuIdLo; + + // Check bit_54 [InitApicIdCpuIdLo] to find core id position. + LibAmdMsrRead (MSR_NB_CFG, &InitApicIdCpuIdLo, StdHeader); + InitApicIdCpuIdLo = ((InitApicIdCpuIdLo & BIT54) >> 54); + return ((InitApicIdCpuIdLo == 0) ? CoreIdPositionZero : CoreIdPositionOne); +} + |