diff options
Diffstat (limited to 'src/vendorcode/amd/agesa/f12/Proc/Fch/Common/FchPeLib.c')
-rwxr-xr-x | src/vendorcode/amd/agesa/f12/Proc/Fch/Common/FchPeLib.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/src/vendorcode/amd/agesa/f12/Proc/Fch/Common/FchPeLib.c b/src/vendorcode/amd/agesa/f12/Proc/Fch/Common/FchPeLib.c new file mode 100755 index 0000000000..54329a1c22 --- /dev/null +++ b/src/vendorcode/amd/agesa/f12/Proc/Fch/Common/FchPeLib.c @@ -0,0 +1,196 @@ +/* $NoKeywords:$ */ +/** + * @file + * + * FCH IO access common routine + * + * + * + * @xrefitem bom "File Content Label" "Release Content" + * @e project: AGESA + * @e sub-project: FCH + * @e \$Revision: 44324 $ @e \$Date: 2010-12-22 17:16:51 +0800 (Wed, 22 Dec 2010) $ + * + */ +/*;******************************************************************************** +; +* Copyright (c) 2011, 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. +;*********************************************************************************/ + +#include "FchPlatform.h" +#define FILECODE PROC_FCH_COMMON_FCHPELIB_FILECODE + +/*----------------------------------------------------------------------------------------*/ +/** + * ProgramPciByteTable - Program PCI register by table (8 bits data) + * + * + * + * @param[in] pPciByteTable - Table data pointer + * @param[in] dwTableSize - Table length + * @param[in] StdHeader + * + */ +VOID +ProgramPciByteTable ( + IN REG8_MASK *pPciByteTable, + IN UINT16 dwTableSize, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT8 i; + UINT8 dbBusNo; + UINT8 dbDevFnNo; + UINT8 Or8; + UINT8 Mask8; + PCI_ADDR PciAddress; + + dbBusNo = pPciByteTable->RegIndex; + dbDevFnNo = pPciByteTable->AndMask; + pPciByteTable++; + + for ( i = 1; i < dwTableSize; i++ ) { + if ( (pPciByteTable->RegIndex == 0xFF) && (pPciByteTable->AndMask == 0xFF) && (pPciByteTable->OrMask == 0xFF) ) { + pPciByteTable++; + dbBusNo = pPciByteTable->RegIndex; + dbDevFnNo = pPciByteTable->AndMask; + pPciByteTable++; + i++; + } else { + PciAddress.AddressValue = (dbBusNo << 20) + (dbDevFnNo << 12) + pPciByteTable->RegIndex; + Or8 = pPciByteTable->OrMask; + Mask8 = ~pPciByteTable->AndMask; + LibAmdPciRMW (AccessWidth8, PciAddress, &Or8, &Mask8, StdHeader); + pPciByteTable++; + } + } +} + +/*----------------------------------------------------------------------------------------*/ +/** + * ProgramFchAcpiMmioTbl - Program FCH ACPI MMIO register by table (8 bits data) + * + * + * + * @param[in] pAcpiTbl - Table data pointer + * @param[in] StdHeader + * + */ +VOID +ProgramFchAcpiMmioTbl ( + IN ACPI_REG_WRITE *pAcpiTbl, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT8 i; + UINT8 Or8; + UINT8 Mask8; + UINT32 ddtempVar; + + if (pAcpiTbl != NULL) { + if ((pAcpiTbl->MmioReg == 0) && (pAcpiTbl->MmioBase == 0) && (pAcpiTbl->DataAndMask == 0xB0) && (pAcpiTbl->DataOrMask == 0xAC)) { + // Signature Checking + pAcpiTbl++; + for ( i = 1; pAcpiTbl->MmioBase < 0x1D; i++ ) { + ddtempVar = ACPI_MMIO_BASE | (pAcpiTbl->MmioBase) << 8 | pAcpiTbl->MmioReg; + Or8 = pAcpiTbl->DataOrMask; + Mask8 = ~pAcpiTbl->DataAndMask; + LibAmdMemRMW (AccessWidth8, (UINT64) ddtempVar, &Or8, &Mask8, StdHeader); + pAcpiTbl++; + } + } + } +} + +/** + * GetChipSysMode - Get Chip status + * + * + * @param[in] Value - Return Chip strap status + * StrapStatus [15.0] - Hudson-2 chip Strap Status + * @li <b>0001</b> - Not USED FWH + * @li <b>0002</b> - Not USED LPC ROM + * @li <b>0004</b> - EC enabled + * @li <b>0008</b> - Reserved + * @li <b>0010</b> - Internal Clock mode + * @param[in] StdHeader + * + */ +VOID +GetChipSysMode ( + IN VOID *Value, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + LibAmdMemRead (AccessWidth8, (UINT64) (ACPI_MMIO_BASE + MISC_BASE + FCH_MISC_REG80), Value, StdHeader); +} + +/** + * IsImcEnabled - Is IMC Enabled + * @retval TRUE for IMC Enabled; FALSE for IMC Disabled + */ +BOOLEAN +IsImcEnabled ( + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT8 dbSysConfig; + GetChipSysMode (&dbSysConfig, StdHeader); + if (dbSysConfig & ChipSysEcEnable) { + return TRUE; + } else { + return FALSE; + } +} + + +/** + * GetEfuseStatue - Get Efuse status + * + * + * @param[in] Value - Return Chip strap status + * @param[in] StdHeader + * + */ +VOID +GetEfuseStatus ( + IN VOID *Value, + IN AMD_CONFIG_PARAMS *StdHeader + ) +{ + UINT8 Or8; + UINT8 Mask8; + + Or8 = BIT5; + Mask8 = BIT5; + LibAmdMemRMW (AccessWidth8, (UINT64) (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGC8), &Or8, &Mask8, StdHeader); + LibAmdMemWrite (AccessWidth8, (UINT64) (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGD8), Value, StdHeader); + LibAmdMemRead (AccessWidth8, (UINT64) (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGD8 + 1), Value, StdHeader); + Or8 = 0; + Mask8 = BIT5; + LibAmdMemRMW (AccessWidth8, (UINT64) (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGC8), &Or8, &Mask8, StdHeader); +} + |