| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2011 Advanced Micro Devices, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include "agesawrapper.h" |
| #include "amdlib.h" |
| #include "BiosCallOuts.h" |
| #include "heapManager.h" |
| #include "SB800.h" |
| #include <northbridge/amd/agesa/family14/dimmSpd.h> |
| |
| CONST BIOS_CALLOUT_STRUCT BiosCallouts[] = |
| { |
| {AGESA_ALLOCATE_BUFFER, BiosAllocateBuffer }, |
| {AGESA_DEALLOCATE_BUFFER, BiosDeallocateBuffer }, |
| {AGESA_DO_RESET, BiosReset }, |
| {AGESA_LOCATE_BUFFER, BiosLocateBuffer }, |
| {AGESA_READ_SPD, BiosReadSpd }, |
| {AGESA_READ_SPD_RECOVERY, agesa_NoopUnsupported }, |
| {AGESA_RUNFUNC_ONAP, BiosRunFuncOnAp }, |
| {AGESA_HOOKBEFORE_DQS_TRAINING, agesa_NoopSuccess }, |
| {AGESA_HOOKBEFORE_DRAM_INIT, BiosHookBeforeDramInit }, |
| {AGESA_HOOKBEFORE_EXIT_SELF_REF, agesa_NoopSuccess }, |
| {AGESA_GNB_PCIE_SLOT_RESET, BiosGnbPcieSlotReset }, |
| }; |
| |
| AGESA_STATUS GetBiosCallout (UINT32 Func, UINT32 Data, VOID *ConfigPtr) |
| { |
| UINTN i; |
| AGESA_STATUS CalloutStatus; |
| UINTN CallOutCount = sizeof (BiosCallouts) / sizeof (BiosCallouts [0]); |
| |
| for (i = 0; i < CallOutCount; i++) |
| { |
| if (BiosCallouts[i].CalloutName == Func) |
| { |
| break; |
| } |
| } |
| |
| if(i >= CallOutCount) |
| { |
| return AGESA_UNSUPPORTED; |
| } |
| |
| CalloutStatus = BiosCallouts[i].CalloutPtr (Func, Data, ConfigPtr); |
| |
| return CalloutStatus; |
| } |
| |
| /* Call the host environment interface to provide a user hook opportunity. */ |
| AGESA_STATUS BiosHookBeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr) |
| { |
| AGESA_STATUS Status; |
| UINTN FcnData; |
| MEM_DATA_STRUCT *MemData; |
| UINT32 AcpiMmioAddr; |
| UINT32 GpioMmioAddr; |
| UINT8 Data8; |
| UINT16 Data16; |
| UINT8 TempData8; |
| |
| FcnData = Data; |
| MemData = ConfigPtr; |
| |
| Status = AGESA_SUCCESS; |
| /* Get SB800 MMIO Base (AcpiMmioAddr) */ |
| WriteIo8 (0xCD6, 0x27); |
| Data8 = ReadIo8(0xCD7); |
| Data16 = Data8<<8; |
| WriteIo8 (0xCD6, 0x26); |
| Data8 = ReadIo8(0xCD7); |
| Data16 |= Data8; |
| AcpiMmioAddr = (UINT32)Data16 << 16; |
| GpioMmioAddr = AcpiMmioAddr + GPIO_BASE; |
| |
| Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG178); |
| Data8 &= ~BIT5; |
| TempData8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG178); |
| TempData8 &= 0x03; |
| TempData8 |= Data8; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, TempData8); |
| |
| Data8 |= BIT2+BIT3; |
| Data8 &= ~BIT4; |
| TempData8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG178); |
| TempData8 &= 0x23; |
| TempData8 |= Data8; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, TempData8); |
| Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG179); |
| Data8 &= ~BIT5; |
| TempData8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG179); |
| TempData8 &= 0x03; |
| TempData8 |= Data8; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, TempData8); |
| Data8 |= BIT2+BIT3; |
| Data8 &= ~BIT4; |
| TempData8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG179); |
| TempData8 &= 0x23; |
| TempData8 |= Data8; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, TempData8); |
| |
| switch(MemData->ParameterListPtr->DDR3Voltage){ |
| case VOLT1_35: |
| Data8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG178); |
| Data8 &= ~(UINT8)BIT6; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, Data8); |
| Data8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG179); |
| Data8 |= (UINT8)BIT6; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, Data8); |
| break; |
| case VOLT1_25: |
| Data8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG178); |
| Data8 &= ~(UINT8)BIT6; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, Data8); |
| Data8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG179); |
| Data8 &= ~(UINT8)BIT6; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, Data8); |
| break; |
| case VOLT1_5: |
| default: |
| Data8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG178); |
| Data8 |= (UINT8)BIT6; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG178, Data8); |
| Data8 = Read64Mem8 (GpioMmioAddr+SB_GPIO_REG179); |
| Data8 &= ~(UINT8)BIT6; |
| Write64Mem8(GpioMmioAddr+SB_GPIO_REG179, Data8); |
| } |
| // disable memory clear for boot time reduction |
| MemData->ParameterListPtr->EnableMemClr = FALSE; |
| return Status; |
| } |
| |
| /* PCIE slot reset control */ |
| AGESA_STATUS BiosGnbPcieSlotReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr) |
| { |
| return AGESA_UNSUPPORTED; |
| } |