Kyösti Mälkki (kyosti.malkki@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5648
-gerrit
commit 00a78823fd31513a21c4121a97f465146387901b Author: Kyösti Mälkki kyosti.malkki@gmail.com Date: Sun May 4 07:20:33 2014 +0300
AGESA fam12: Add fam12_callouts
Although amd/torpedo is only fam12 board at the moment, backported this from fam15tn and fam16kb.
Change-Id: I72a856e2eb455a8428a886f0c4217ff80e60eb78 Signed-off-by: Kyösti Mälkki kyosti.malkki@gmail.com --- src/mainboard/amd/torpedo/BiosCallOuts.c | 331 ------------------- src/mainboard/amd/torpedo/BiosCallOuts.h | 51 +-- src/northbridge/amd/agesa/family12/Makefile.inc | 3 + .../amd/agesa/family12/fam12_callouts.c | 358 +++++++++++++++++++++ .../amd/agesa/family12/fam12_callouts.h | 68 ++++ 5 files changed, 433 insertions(+), 378 deletions(-)
diff --git a/src/mainboard/amd/torpedo/BiosCallOuts.c b/src/mainboard/amd/torpedo/BiosCallOuts.c index 7d49c07..bd47cfd 100644 --- a/src/mainboard/amd/torpedo/BiosCallOuts.c +++ b/src/mainboard/amd/torpedo/BiosCallOuts.c @@ -171,333 +171,6 @@ AGESA_STATUS BiosGetIdsInitData (UINT32 Func, UINT32 Data, VOID *ConfigPtr) return AGESA_SUCCESS; }
- -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 *) BIOS_HEAP_START_ADDRESS; - BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BIOS_HEAP_START_ADDRESS; - - 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; - - BiosHeapBaseAddr = (UINT8 *) BIOS_HEAP_START_ADDRESS; - BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BIOS_HEAP_START_ADDRESS; - - AllocParams = (AGESA_BUFFER_PARAMS *) ConfigPtr; - - /* 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 *) BIOS_HEAP_START_ADDRESS; - BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BIOS_HEAP_START_ADDRESS; - - 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 (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; @@ -506,10 +179,6 @@ AGESA_STATUS BiosReadSpd (UINT32 Func, UINT32 Data, VOID *ConfigPtr) 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) { diff --git a/src/mainboard/amd/torpedo/BiosCallOuts.h b/src/mainboard/amd/torpedo/BiosCallOuts.h index a68f0f1..16b70b4 100644 --- a/src/mainboard/amd/torpedo/BiosCallOuts.h +++ b/src/mainboard/amd/torpedo/BiosCallOuts.h @@ -20,57 +20,14 @@ #ifndef _BIOS_CALLOUT_H_ #define _BIOS_CALLOUT_H_
-#include "Porting.h" -#include "AGESA.h" +#include <northbridge/amd/agesa/family12/fam12_callouts.h>
-#define BIOS_HEAP_START_ADDRESS 0x00010000 -#define BIOS_HEAP_SIZE 0x20000 /* 64MB */ - -typedef struct _BIOS_HEAP_MANAGER { - //UINT32 AvailableSize; - UINT32 StartOfAllocatedNodes; - UINT32 StartOfFreedNodes; -} BIOS_HEAP_MANAGER; - -typedef struct _BIOS_BUFFER_NODE { - UINT32 BufferHandle; - UINT32 BufferSize; - UINT32 NextNodeOffset; -} BIOS_BUFFER_NODE; -/* - * CALLOUTS - */ -AGESA_STATUS GetBiosCallout (UINT32 Func, UINT32 Data, VOID *ConfigPtr); - -/* REQUIRED CALLOUTS - * AGESA ADVANCED CALLOUTS - CPU - */ -AGESA_STATUS BiosAllocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -AGESA_STATUS BiosDeallocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -AGESA_STATUS BiosLocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -AGESA_STATUS BiosRunFuncOnAp (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -AGESA_STATUS BiosReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -AGESA_STATUS BiosGetIdsInitData (UINT32 Func, UINT32 Data, VOID *ConfigPtr); - -/* AGESA ADVANCED CALLOUTS - MEMORY */ -AGESA_STATUS BiosReadSpd (UINT32 Func,UINT32 Data,VOID *ConfigPtr); - -/* BIOS DEFAULT RET */ -AGESA_STATUS BiosDefaultRet (UINT32 Func, UINT32 Data, VOID *ConfigPtr); - -/* Call the host environment interface to provide a user hook opportunity. */ -AGESA_STATUS BiosHookBeforeDQSTraining (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -/* Call the host environment interface to provide a user hook opportunity. */ -AGESA_STATUS BiosHookBeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -/* Call the host environment interface to provide a user hook opportunity. */ -AGESA_STATUS BiosHookBeforeDramInitRecovery (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -/* Call the host environment interface to provide a user hook opportunity. */ -AGESA_STATUS BiosHookBeforeExitSelfRefresh (UINT32 Func, UINT32 Data, VOID *ConfigPtr); -/* PCIE slot reset control */ -AGESA_STATUS BiosGnbPcieSlotReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +/* CALLOUT Initialization */ +AGESA_STATUS GetBiosCallout(UINT32 Func, UINT32 Data, VOID *ConfigPtr);
// These registers are not defined in cimx/SB900/Hudson-2.h #define SB_GPIO_REG02 2 #define SB_GPIO_REG15 15 #define SB_GPIO_REG25 25 + #endif //_BIOS_CALLOUT_H_ diff --git a/src/northbridge/amd/agesa/family12/Makefile.inc b/src/northbridge/amd/agesa/family12/Makefile.inc index 9676d54..ff7f845 100644 --- a/src/northbridge/amd/agesa/family12/Makefile.inc +++ b/src/northbridge/amd/agesa/family12/Makefile.inc @@ -17,6 +17,9 @@ # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #
+romstage-y += fam12_callouts.c + ramstage-y += northbridge.c +ramstage-y += fam12_callouts.c
ramstage-$(CONFIG_GENERATE_ACPI_TABLES) += ssdt.asl diff --git a/src/northbridge/amd/agesa/family12/fam12_callouts.c b/src/northbridge/amd/agesa/family12/fam12_callouts.c new file mode 100644 index 0000000..add0311 --- /dev/null +++ b/src/northbridge/amd/agesa/family12/fam12_callouts.c @@ -0,0 +1,358 @@ +/* + * 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 "Ids.h" +#include "OptionsIds.h" +#include "heapManager.h" +#include "Hudson-2.h" + + +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 *) BIOS_HEAP_START_ADDRESS; + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BIOS_HEAP_START_ADDRESS; + + 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; + + BiosHeapBaseAddr = (UINT8 *) BIOS_HEAP_START_ADDRESS; + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BIOS_HEAP_START_ADDRESS; + + AllocParams = (AGESA_BUFFER_PARAMS *) ConfigPtr; + + /* 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 *) BIOS_HEAP_START_ADDRESS; + BiosHeapBasePtr = (BIOS_HEAP_MANAGER *) BIOS_HEAP_START_ADDRESS; + + 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 (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 BiosDefaultRet (UINT32 Func, UINT32 Data, VOID *ConfigPtr) +{ + return AGESA_UNSUPPORTED; +} diff --git a/src/northbridge/amd/agesa/family12/fam12_callouts.h b/src/northbridge/amd/agesa/family12/fam12_callouts.h new file mode 100644 index 0000000..fd08cfe --- /dev/null +++ b/src/northbridge/amd/agesa/family12/fam12_callouts.h @@ -0,0 +1,68 @@ +/* + * 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 + */ + +#ifndef CALLOUTS_AMD_AGESA_FAM12_H +#define CALLOUTS_AMD_AGESA_FAM12_H + +#include "Porting.h" +#include "AGESA.h" + +#define BIOS_HEAP_START_ADDRESS 0x10000 /* HEAP during cold boot */ +#define BIOS_HEAP_SIZE 0x20000 +#define BSP_STACK_BASE_ADDR 0x30000 + +typedef struct _BIOS_HEAP_MANAGER { + UINT32 StartOfAllocatedNodes; + UINT32 StartOfFreedNodes; +} BIOS_HEAP_MANAGER; + +typedef struct _BIOS_BUFFER_NODE { + UINT32 BufferHandle; + UINT32 BufferSize; + UINT32 NextNodeOffset; +} BIOS_BUFFER_NODE; + +/* REQUIRED CALLOUTS + * AGESA ADVANCED CALLOUTS - CPU + */ +AGESA_STATUS BiosAllocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS BiosDeallocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS BiosLocateBuffer (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS BiosRunFuncOnAp (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS BiosReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +AGESA_STATUS BiosGetIdsInitData (UINT32 Func, UINT32 Data, VOID *ConfigPtr); + +/* AGESA ADVANCED CALLOUTS - MEMORY */ +AGESA_STATUS BiosReadSpd (UINT32 Func,UINT32 Data,VOID *ConfigPtr); + +/* BIOS DEFAULT RET */ +AGESA_STATUS BiosDefaultRet (UINT32 Func, UINT32 Data, VOID *ConfigPtr); + +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeDQSTraining (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeDramInit (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeDramInitRecovery (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +/* Call the host environment interface to provide a user hook opportunity. */ +AGESA_STATUS BiosHookBeforeExitSelfRefresh (UINT32 Func, UINT32 Data, VOID *ConfigPtr); +/* PCIE slot reset control */ +AGESA_STATUS BiosGnbPcieSlotReset (UINT32 Func, UINT32 Data, VOID *ConfigPtr); + +#endif /* CALLOUTS_AMD_AGESA_FAM12_H */