diff options
Diffstat (limited to 'src/mainboard/jetway/nf81-t56n-lf/BiosCallOuts.c')
| -rw-r--r-- | src/mainboard/jetway/nf81-t56n-lf/BiosCallOuts.c | 513 |
1 files changed, 513 insertions, 0 deletions
diff --git a/src/mainboard/jetway/nf81-t56n-lf/BiosCallOuts.c b/src/mainboard/jetway/nf81-t56n-lf/BiosCallOuts.c new file mode 100644 index 0000000000..700da08eba --- /dev/null +++ b/src/mainboard/jetway/nf81-t56n-lf/BiosCallOuts.c @@ -0,0 +1,513 @@ +/* + * 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> + +STATIC 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, + BiosDefaultRet + }, + + {AGESA_RUNFUNC_ONAP, + BiosRunFuncOnAp + }, + + {AGESA_GNB_PCIE_SLOT_RESET, + BiosGnbPcieSlotReset + }, + + {AGESA_HOOKBEFORE_DRAM_INIT, + BiosHookBeforeDramInit + }, + + {AGESA_HOOKBEFORE_DRAM_INIT_RECOVERY, + BiosHookBeforeDramInitRecovery + }, + + {AGESA_HOOKBEFORE_DQS_TRAINING, + BiosHookBeforeDQSTraining + }, + + {AGESA_HOOKBEFORE_EXIT_SELF_REF, + BiosHookBeforeExitSelfRefresh + }, +}; + +AGESA_STATUS GetBiosCallout (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + UINTN i; + AGESA_STATUS CalloutStatus; + UINTN CallOutCount = sizeof (BiosCallouts) / sizeof (BiosCallouts [0]); + + /* + * printk(BIOS_SPEW,"%s function: %x\n", __func__, (u32) Func); + */ + + CalloutStatus = AGESA_UNSUPPORTED; + + for (i = 0; i < CallOutCount; i++) { + if (BiosCallouts[i].CalloutName == Func) { + CalloutStatus = BiosCallouts[i].CalloutPtr (Func, Data, ConfigPtr); + return CalloutStatus; + } + } + + return CalloutStatus; +} + +AGESA_STATUS BiosAllocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + UINT32 AvailableHeapSize; + UINT8 *BiosHeapBaseAddr; + UINT32 CurrNodeOffset; + UINT32 PrevNodeOffset; + UINT32 FreedNodeOffset; + UINT32 BestFitNodeOffset; + UINT32 BestFitPrevNodeOffset; + UINT32 NextFreeOffset; + BIOS_BUFFER_NODE *CurrNodePtr; + BIOS_BUFFER_NODE *FreedNodePtr; + BIOS_BUFFER_NODE *BestFitNodePtr; + BIOS_BUFFER_NODE *BestFitPrevNodePtr; + BIOS_BUFFER_NODE *NextFreePtr; + BIOS_HEAP_MANAGER *BiosHeapBasePtr; + AGESA_BUFFER_PARAMS *AllocParams; + + AllocParams = ((AGESA_BUFFER_PARAMS *) ConfigPtr); + AllocParams->BufferPointer = NULL; + + AvailableHeapSize = BIOS_HEAP_SIZE - sizeof (BIOS_HEAP_MANAGER); + BiosHeapBaseAddr = (UINT8 *) GetHeapBase(&(AllocParams->StdHeader)); + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BiosHeapBaseAddr; + + printk(BIOS_SPEW, "%s BiosHeapBaseAddr: %x\n", __func__, (u32) BiosHeapBaseAddr); + + if (BiosHeapBasePtr->StartOfAllocatedNodes == 0) { + /* First allocation */ + CurrNodeOffset = sizeof (BIOS_HEAP_MANAGER); + CurrNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + CurrNodeOffset); + CurrNodePtr->BufferHandle = AllocParams->BufferHandle; + CurrNodePtr->BufferSize = AllocParams->BufferLength; + CurrNodePtr->NextNodeOffset = 0; + AllocParams->BufferPointer = (UINT8 *) CurrNodePtr + sizeof (BIOS_BUFFER_NODE); + + /* Update the remaining free space */ + FreedNodeOffset = CurrNodeOffset + CurrNodePtr->BufferSize + sizeof (BIOS_BUFFER_NODE); + FreedNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + FreedNodeOffset); + FreedNodePtr->BufferSize = AvailableHeapSize - sizeof (BIOS_BUFFER_NODE) - CurrNodePtr->BufferSize; + FreedNodePtr->NextNodeOffset = 0; + + /* Update the offsets for Allocated and Freed nodes */ + BiosHeapBasePtr->StartOfAllocatedNodes = CurrNodeOffset; + BiosHeapBasePtr->StartOfFreedNodes = FreedNodeOffset; + } else { + /* Find out whether BufferHandle has been allocated on the heap. */ + /* If it has, return AGESA_BOUNDS_CHK */ + CurrNodeOffset = BiosHeapBasePtr->StartOfAllocatedNodes; + CurrNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + CurrNodeOffset); + + while (CurrNodeOffset != 0) { + CurrNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + CurrNodeOffset); + if (CurrNodePtr->BufferHandle == AllocParams->BufferHandle) { + return AGESA_BOUNDS_CHK; + } + CurrNodeOffset = CurrNodePtr->NextNodeOffset; + /* If BufferHandle has not been allocated on the heap, CurrNodePtr here points + to the end of the allocated nodes list. + */ + + } + /* Find the node that best fits the requested buffer size */ + FreedNodeOffset = BiosHeapBasePtr->StartOfFreedNodes; + PrevNodeOffset = FreedNodeOffset; + BestFitNodeOffset = 0; + BestFitPrevNodeOffset = 0; + while (FreedNodeOffset != 0) { + FreedNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + FreedNodeOffset); + if (FreedNodePtr->BufferSize >= (AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE))) { + if (BestFitNodeOffset == 0) { + /* First node that fits the requested buffer size */ + BestFitNodeOffset = FreedNodeOffset; + BestFitPrevNodeOffset = PrevNodeOffset; + } else { + /* Find out whether current node is a better fit than the previous nodes */ + BestFitNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + BestFitNodeOffset); + if (BestFitNodePtr->BufferSize > FreedNodePtr->BufferSize) { + BestFitNodeOffset = FreedNodeOffset; + BestFitPrevNodeOffset = PrevNodeOffset; + } + } + } + PrevNodeOffset = FreedNodeOffset; + FreedNodeOffset = FreedNodePtr->NextNodeOffset; + } /* end of while loop */ + + + if (BestFitNodeOffset == 0) { + /* If we could not find a node that fits the requested buffer */ + /* size, return AGESA_BOUNDS_CHK */ + return AGESA_BOUNDS_CHK; + } else { + BestFitNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + BestFitNodeOffset); + BestFitPrevNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + BestFitPrevNodeOffset); + + /* If BestFitNode is larger than the requested buffer, fragment the node further */ + if (BestFitNodePtr->BufferSize > (AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE))) { + NextFreeOffset = BestFitNodeOffset + AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE); + + NextFreePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + NextFreeOffset); + NextFreePtr->BufferSize = BestFitNodePtr->BufferSize - (AllocParams->BufferLength + sizeof (BIOS_BUFFER_NODE)); + NextFreePtr->NextNodeOffset = BestFitNodePtr->NextNodeOffset; + } else { + /* Otherwise, next free node is NextNodeOffset of BestFitNode */ + NextFreeOffset = BestFitNodePtr->NextNodeOffset; + } + + /* If BestFitNode is the first buffer in the list, then update + StartOfFreedNodes to reflect the new free node + */ + if (BestFitNodeOffset == BiosHeapBasePtr->StartOfFreedNodes) { + BiosHeapBasePtr->StartOfFreedNodes = NextFreeOffset; + } else { + BestFitPrevNodePtr->NextNodeOffset = NextFreeOffset; + } + + /* Add BestFitNode to the list of Allocated nodes */ + CurrNodePtr->NextNodeOffset = BestFitNodeOffset; + BestFitNodePtr->BufferSize = AllocParams->BufferLength; + BestFitNodePtr->BufferHandle = AllocParams->BufferHandle; + BestFitNodePtr->NextNodeOffset = 0; + + /* Remove BestFitNode from list of Freed nodes */ + AllocParams->BufferPointer = (UINT8 *) BestFitNodePtr + sizeof (BIOS_BUFFER_NODE); + } + } + + return AGESA_SUCCESS; +} + +AGESA_STATUS BiosDeallocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + + UINT8 *BiosHeapBaseAddr; + UINT32 AllocNodeOffset; + UINT32 PrevNodeOffset; + UINT32 NextNodeOffset; + UINT32 FreedNodeOffset; + UINT32 EndNodeOffset; + BIOS_BUFFER_NODE *AllocNodePtr; + BIOS_BUFFER_NODE *PrevNodePtr; + BIOS_BUFFER_NODE *FreedNodePtr; + BIOS_BUFFER_NODE *NextNodePtr; + BIOS_HEAP_MANAGER *BiosHeapBasePtr; + AGESA_BUFFER_PARAMS *AllocParams; + + AllocParams = (AGESA_BUFFER_PARAMS *) ConfigPtr; + + BiosHeapBaseAddr = (UINT8 *) GetHeapBase(&(AllocParams->StdHeader)); + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BiosHeapBaseAddr; + + /* Find target node to deallocate in list of allocated nodes. + Return AGESA_BOUNDS_CHK if the BufferHandle is not found + */ + AllocNodeOffset = BiosHeapBasePtr->StartOfAllocatedNodes; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + PrevNodeOffset = AllocNodeOffset; + + while (AllocNodePtr->BufferHandle != AllocParams->BufferHandle) { + if (AllocNodePtr->NextNodeOffset == 0) { + return AGESA_BOUNDS_CHK; + } + PrevNodeOffset = AllocNodeOffset; + AllocNodeOffset = AllocNodePtr->NextNodeOffset; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + } + + /* Remove target node from list of allocated nodes */ + PrevNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + PrevNodeOffset); + PrevNodePtr->NextNodeOffset = AllocNodePtr->NextNodeOffset; + + /* Zero out the buffer, and clear the BufferHandle */ + LibAmdMemFill ((UINT8 *)AllocNodePtr + sizeof (BIOS_BUFFER_NODE), 0, AllocNodePtr->BufferSize, &(AllocParams->StdHeader)); + AllocNodePtr->BufferHandle = 0; + AllocNodePtr->BufferSize += sizeof (BIOS_BUFFER_NODE); + + /* Add deallocated node in order to the list of freed nodes */ + FreedNodeOffset = BiosHeapBasePtr->StartOfFreedNodes; + FreedNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + FreedNodeOffset); + + EndNodeOffset = AllocNodeOffset + AllocNodePtr->BufferSize; + + if (AllocNodeOffset < FreedNodeOffset) { + /* Add to the start of the freed list */ + if (EndNodeOffset == FreedNodeOffset) { + /* If the freed node is adjacent to the first node in the list, concatenate both nodes */ + AllocNodePtr->BufferSize += FreedNodePtr->BufferSize; + AllocNodePtr->NextNodeOffset = FreedNodePtr->NextNodeOffset; + + /* Clear the BufferSize and NextNodeOffset of the previous first node */ + FreedNodePtr->BufferSize = 0; + FreedNodePtr->NextNodeOffset = 0; + + } else { + /* Otherwise, add freed node to the start of the list + Update NextNodeOffset and BufferSize to include the + size of BIOS_BUFFER_NODE + */ + AllocNodePtr->NextNodeOffset = FreedNodeOffset; + } + /* Update StartOfFreedNodes to the new first node */ + BiosHeapBasePtr->StartOfFreedNodes = AllocNodeOffset; + } else { + /* Traverse list of freed nodes to find where the deallocated node + should be place + */ + NextNodeOffset = FreedNodeOffset; + NextNodePtr = FreedNodePtr; + while (AllocNodeOffset > NextNodeOffset) { + PrevNodeOffset = NextNodeOffset; + if (NextNodePtr->NextNodeOffset == 0) { + break; + } + NextNodeOffset = NextNodePtr->NextNodeOffset; + NextNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + NextNodeOffset); + } + + /* If deallocated node is adjacent to the next node, + concatenate both nodes + */ + if (NextNodeOffset == EndNodeOffset) { + NextNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + NextNodeOffset); + AllocNodePtr->BufferSize += NextNodePtr->BufferSize; + AllocNodePtr->NextNodeOffset = NextNodePtr->NextNodeOffset; + + NextNodePtr->BufferSize = 0; + NextNodePtr->NextNodeOffset = 0; + } else { + /*AllocNodePtr->NextNodeOffset = FreedNodePtr->NextNodeOffset; */ + AllocNodePtr->NextNodeOffset = NextNodeOffset; + } + /* If deallocated node is adjacent to the previous node, + concatenate both nodes + */ + PrevNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + PrevNodeOffset); + EndNodeOffset = PrevNodeOffset + PrevNodePtr->BufferSize; + if (AllocNodeOffset == EndNodeOffset) { + PrevNodePtr->NextNodeOffset = AllocNodePtr->NextNodeOffset; + PrevNodePtr->BufferSize += AllocNodePtr->BufferSize; + + AllocNodePtr->BufferSize = 0; + AllocNodePtr->NextNodeOffset = 0; + } else { + PrevNodePtr->NextNodeOffset = AllocNodeOffset; + } + } + return AGESA_SUCCESS; +} + +AGESA_STATUS BiosLocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + UINT32 AllocNodeOffset; + UINT8 *BiosHeapBaseAddr; + BIOS_BUFFER_NODE *AllocNodePtr; + BIOS_HEAP_MANAGER *BiosHeapBasePtr; + AGESA_BUFFER_PARAMS *AllocParams; + + AllocParams = (AGESA_BUFFER_PARAMS *) ConfigPtr; + + BiosHeapBaseAddr = (UINT8 *) GetHeapBase(&(AllocParams->StdHeader)); + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BiosHeapBaseAddr; + + AllocNodeOffset = BiosHeapBasePtr->StartOfAllocatedNodes; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + + while (AllocParams->BufferHandle != AllocNodePtr->BufferHandle) { + if (AllocNodePtr->NextNodeOffset == 0) { + AllocParams->BufferPointer = NULL; + AllocParams->BufferLength = 0; + return AGESA_BOUNDS_CHK; + } else { + AllocNodeOffset = AllocNodePtr->NextNodeOffset; + AllocNodePtr = (BIOS_BUFFER_NODE *) (BiosHeapBaseAddr + AllocNodeOffset); + } + } + + AllocParams->BufferPointer = (UINT8 *) ((UINT8 *) AllocNodePtr + sizeof (BIOS_BUFFER_NODE)); + AllocParams->BufferLength = AllocNodePtr->BufferSize; + + return AGESA_SUCCESS; + +} + +AGESA_STATUS BiosRunFuncOnAp (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status; + + Status = agesawrapper_amdlaterunaptask (Func, Data, ConfigPtr); + return Status; +} + +AGESA_STATUS BiosReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status; + UINT8 Value; + UINTN ResetType; + AMD_CONFIG_PARAMS *StdHeader; + + ResetType = Data; + StdHeader = ConfigPtr; + + // + // Perform the RESET based upon the ResetType. In case of + // WARM_RESET_WHENVER and COLD_RESET_WHENEVER, the request will go to + // AmdResetManager. During the critical condition, where reset is required + // immediately, the reset will be invoked directly by writing 0x04 to port + // 0xCF9 (Reset Port). + // + switch (ResetType) { + case WARM_RESET_WHENEVER: + case COLD_RESET_WHENEVER: + break; + + case WARM_RESET_IMMEDIATELY: + case COLD_RESET_IMMEDIATELY: + Value = 0x06; + LibAmdIoWrite (AccessWidth8, 0xCf9, &Value, StdHeader); + break; + + default: + break; + } + + Status = 0; + return Status; +} + +AGESA_STATUS BiosReadSpd (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status; +#ifdef __PRE_RAM__ + Status = agesa_ReadSPD (Func, Data, ConfigPtr); +#else + Status = AGESA_UNSUPPORTED; +#endif + + return Status; +} + +AGESA_STATUS BiosDefaultRet (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_UNSUPPORTED; +} +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeDQSTraining (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_SUCCESS; +} +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + // Unlike e.g. AMD Inagua, Persimmon is unable to vary the RAM voltage. + // Make sure the right speed settings are selected. + ((MEM_DATA_STRUCT*)ConfigPtr)->ParameterListPtr->DDR3Voltage = VOLT1_5; + return AGESA_SUCCESS; +} + +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeDramInitRecovery (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_SUCCESS; +} + +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeExitSelfRefresh (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_SUCCESS; +} +/* PCIE slot reset control */ +AGESA_STATUS BiosGnbPcieSlotReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + AGESA_STATUS Status; + UINTN FcnData; + PCIe_SLOT_RESET_INFO *ResetInfo; + + UINT32 GpioMmioAddr; + UINT32 AcpiMmioAddr; + UINT8 Data8; + UINT16 Data16; + + FcnData = Data; + ResetInfo = ConfigPtr; + // 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; + Status = AGESA_UNSUPPORTED; + GpioMmioAddr = AcpiMmioAddr + GPIO_BASE; + switch (ResetInfo->ResetId) + { + case 46: // GPIO50 = SBGPIO_PCIE_RST# affects LAN0, LAN1, PCIe slot + switch (ResetInfo->ResetControl) { + case AssertSlotReset: + Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG50); + Data8 &= ~(UINT8)BIT6 ; + Write64Mem8(GpioMmioAddr+SB_GPIO_REG50, Data8); + Status = AGESA_SUCCESS; + break; + case DeassertSlotReset: + Data8 = Read64Mem8(GpioMmioAddr+SB_GPIO_REG50); + Data8 |= BIT6 ; + Write64Mem8 (GpioMmioAddr+SB_GPIO_REG50, Data8); + Status = AGESA_SUCCESS; + break; + } + break; + } + return Status; +} |