diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f15tn/Proc/Fch/Imc/Family/Hudson2/Hudson2ImcService.c')
| -rw-r--r-- | src/vendorcode/amd/agesa/f15tn/Proc/Fch/Imc/Family/Hudson2/Hudson2ImcService.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f15tn/Proc/Fch/Imc/Family/Hudson2/Hudson2ImcService.c b/src/vendorcode/amd/agesa/f15tn/Proc/Fch/Imc/Family/Hudson2/Hudson2ImcService.c new file mode 100644 index 0000000000..4920372b92 --- /dev/null +++ b/src/vendorcode/amd/agesa/f15tn/Proc/Fch/Imc/Family/Hudson2/Hudson2ImcService.c @@ -0,0 +1,153 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * Config Fch Imc controller + * + * Init Imc Controller features. + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: FCH + * @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. +**************************************************************************** +*/ +#include "FchPlatform.h" +#include "Filecode.h" +#define FILECODE PROC_FCH_IMC_FAMILY_HUDSON2_HUDSON2IMCSERVICE_FILECODE + +// +// Declaration of local functions +// + + +/** + * SoftwareToggleImcStrapping - Software Toggle IMC Firmware Strapping. + * + * + * @param[in] FchDataPtr Fch configuration structure pointer. + * + */ +VOID +SoftwareToggleImcStrapping ( + IN VOID *FchDataPtr + ) +{ + UINT8 ValueByte; + UINT8 PortStatusByte; + UINT32 AbValue; + UINT32 ABStrapOverrideReg; + AMD_CONFIG_PARAMS *StdHeader; + + StdHeader = ((FCH_DATA_BLOCK *) FchDataPtr)->StdHeader; + GetChipSysMode (&PortStatusByte, StdHeader); + + ReadPmio (FCH_PMIOA_REGBF, AccessWidth8, &ValueByte, StdHeader); + + // + //if ( (ValueByte & (BIT6 + BIT7)) != 0xC0 ) { // PwrGoodOut =1, PwrGoodEnB=1 + //The strapStatus register is not mapped into StrapOveride not in the same bit position. The following is difference. + // + //StrapStatus StrapOverride + // bit4 bit17 + // bit6 bit12 + // bit12 bit15 + // bit15 bit16 + // bit16 bit18 + // + ReadMem ((ACPI_MMIO_BASE + MISC_BASE + 0x80 ), AccessWidth32, &AbValue); + ABStrapOverrideReg = AbValue; + + if (AbValue & BIT4) { + ABStrapOverrideReg = (ABStrapOverrideReg & ~BIT4) | BIT17; + } + + if (AbValue & BIT6) { + ABStrapOverrideReg = (ABStrapOverrideReg & ~BIT6) | BIT12; + } + + if (AbValue & BIT12) { + ABStrapOverrideReg = (ABStrapOverrideReg & ~BIT12) | BIT15; + } + + if (AbValue & BIT15) { + ABStrapOverrideReg = (ABStrapOverrideReg & ~BIT15) | BIT16; + } + + if (AbValue & BIT16) { + ABStrapOverrideReg = (ABStrapOverrideReg & ~BIT16) | BIT18; + } + + ABStrapOverrideReg |= BIT31; /// Overwrite enable + + if ((PortStatusByte & ChipSysEcEnable) == 0) { + ABStrapOverrideReg |= BIT2; /// bit2- EcEnableStrap + } else { + ABStrapOverrideReg &= ~BIT2; /// bit2=0 EcEnableStrap + } + + WriteMem ((ACPI_MMIO_BASE + MISC_BASE + 0x84 ), AccessWidth32, &ABStrapOverrideReg); + ValueByte |= (BIT6 + BIT7); /// PwrGoodOut =1, PwrGoodEnB=1 + WritePmio (FCH_PMIOA_REGBF, AccessWidth8, &ValueByte, StdHeader); + + ValueByte = 06; + LibAmdIoWrite (AccessWidth8, 0xcf9, &ValueByte, StdHeader); + FchStall (0xffffffff, StdHeader); +} + |