/**
* Topology Services Initialization.
*
* Build the system topology data structures. Initialize hardware values needed
* for correct fabric operation, such as core count.
*
* @param[in] StdHeader Opaque handle to standard config header
* @param[in] PlatformConfiguration The platform configuration options.
*
* @retval AGESA_SUCCESS Only information events logged.
*
*/
AGESA_STATUS
AmdTopologyInitialize (
IN AMD_CONFIG_PARAMS *StdHeader,
IN PLATFORM_CONFIGURATION *PlatformConfiguration
)
{
STATE_DATA State;
NORTHBRIDGE Nb;
State.ConfigHandle = StdHeader;
State.PlatformConfiguration = PlatformConfiguration;
// Initialize for status and event output
State.MaxEventClass = AGESA_SUCCESS;
// Allocate permanent heap structs that are interfaces to other AGESA services.
NewNodeAndSocketTables (&State);
if (IsBootCore (&State)) {
AGESA_TESTPOINT (TpProcTopologyEntry, State.ConfigHandle);
// Create the BSP's northbridge.
NewNorthBridge (0, &State, &Nb);
State.Nb = &Nb;
CoherentInit (&State);
AGESA_TESTPOINT (TpProcTopologyDone, State.ConfigHandle);
} else {
// Do the AP Topology Init, which produces Node and Socket Maps for the AP's use.
NewNorthBridge (0, &State, &Nb);
State.Nb = &Nb;
InitApMaps (&State);
}
return State.MaxEventClass;
}
/**
* The top level external interface for Hypertransport Initialization.
*
* Create our initial internal state, initialize the coherent fabric,
* initialize the non-coherent chains, and perform any required fabric tuning or
* optimization.
*
* @param[in] StdHeader Opaque handle to standard config header
* @param[in] PlatformConfiguration The platform configuration options.
* @param[in] AmdHtInterface HT Interface structure.
*
* @retval AGESA_SUCCESS Only information events logged.
* @retval AGESA_ALERT Sync Flood or CRC error logged.
* @retval AGESA_WARNING Example: expected capability not found
* @retval AGESA_ERROR logged events indicating some devices may not be available
* @retval AGESA_FATAL Mixed Family or MP capability mismatch
*
*/
AGESA_STATUS
AmdHtInitialize (
IN AMD_CONFIG_PARAMS *StdHeader,
IN PLATFORM_CONFIGURATION *PlatformConfiguration,
IN AMD_HT_INTERFACE *AmdHtInterface
)
{
STATE_DATA State;
NORTHBRIDGE Nb;
HT_FEATURES HtFeatures;
HT_INTERFACE HtInterface;
AGESA_STATUS DeallocateStatus;
AP_MAIL_INFO ApMailboxInfo;
UINT8 ApNode;
ALLOCATE_HEAP_PARAMS AllocHeapParams;
State.HtBlock = AmdHtInterface;
State.ConfigHandle = StdHeader;
State.PlatformConfiguration = PlatformConfiguration;
// Get the current HT internal interface (to HtBlock data)
NewHtInterface (&HtInterface, State.ConfigHandle);
State.HtInterface = &HtInterface;
// Get the current HT Feature Set
NewHtFeatures (&HtFeatures, State.ConfigHandle);
State.HtFeatures = &HtFeatures;
// Initialize from static options
State.IsUsingRecoveryHt = OptionHtConfiguration.IsUsingRecoveryHt;
State.IsSetHtCrcFlood = OptionHtConfiguration.IsSetHtCrcFlood;
State.IsUsingUnitIdClumping = OptionHtConfiguration.IsUsingUnitIdClumping;
// Initialize for status and event output
State.MaxEventClass = AGESA_SUCCESS;
// Allocate permanent heap structs that are interfaces to other AGESA services.
State.HtInterface->NewNodeAndSocketTables (&State);
if (IsBootCore (&State)) {
AGESA_TESTPOINT (TpProcHtEntry, State.ConfigHandle);
// Allocate Bsp only interface heap structs.
State.HtInterface->NewHopCountTable (&State);
// Allocate heap for our temporary working space.
AllocHeapParams.RequestedBufferSize = (sizeof (PORT_DESCRIPTOR) * (MAX_PLATFORM_LINKS * 2));
AllocHeapParams.BufferHandle = HT_STATE_DATA_HANDLE;
AllocHeapParams.Persist = HEAP_LOCAL_CACHE;
if (HeapAllocateBuffer (&AllocHeapParams, State.ConfigHandle) == AGESA_SUCCESS) {
State.PortList = (PORT_LIST)AllocHeapParams.BufferPtr;
// Create the BSP's northbridge.
NewNorthBridge (0, &State, &Nb);
State.Nb = &Nb;
CoherentInit (&State);
NcInit (&State);
LinkOptimization (&State);
Tuning (&State);
DeallocateStatus = HeapDeallocateBuffer (HT_STATE_DATA_HANDLE, State.ConfigHandle);
ASSERT (DeallocateStatus == AGESA_SUCCESS);
AGESA_TESTPOINT (TpProcHtDone, State.ConfigHandle);
} else {
ASSERT (FALSE);
State.MaxEventClass = AGESA_ERROR;
// Cannot Log entry due to heap allocate failed.
}
} else {
// Do the AP HT Init, which produces Node and Socket Maps for the AP's use.
AGESA_TESTPOINT (TpProcHtApMapEntry, State.ConfigHandle);
GetApMailbox (&ApMailboxInfo.Info, State.ConfigHandle);
ASSERT (ApMailboxInfo.Fields.Node < MAX_NODES);
ApNode = (UINT8)ApMailboxInfo.Fields.Node;
NewNorthBridge (ApNode, &State, &Nb);
State.Nb = &Nb;
InitApMaps (&State);
AGESA_TESTPOINT (TpProcHtApMapDone, State.ConfigHandle);
}
return State.MaxEventClass;
}
