/**
*
* FeatureLeveling
*
* CPU feature leveling. Set least common features set of all CPUs
*
* @param[in,out] StdHeader - Pointer to AMD_CONFIG_PARAMS struct.
*
*/
VOID
FeatureLeveling (
IN OUT AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 BscSocket;
UINT32 Ignored;
UINT32 BscCoreNum;
UINT32 Socket;
UINT32 Core;
UINT32 NumberOfSockets;
UINT32 NumberOfCores;
BOOLEAN *FirstTime;
BOOLEAN *NeedLeveling;
AGESA_STATUS IgnoredSts;
CPU_FEATURES_LIST *globalCpuFeatureList;
AP_TASK TaskPtr;
ASSERT (IsBsp (StdHeader, &IgnoredSts));
GetGlobalCpuFeatureListAddress ((UINT64 **) &globalCpuFeatureList, StdHeader);
FirstTime = (BOOLEAN *) ((UINT8 *) globalCpuFeatureList + sizeof (CPU_FEATURES_LIST));
NeedLeveling = (BOOLEAN *) ((UINT8 *) globalCpuFeatureList + sizeof (CPU_FEATURES_LIST) + sizeof (BOOLEAN));
*FirstTime = TRUE;
*NeedLeveling = FALSE;
LibAmdMemFill (globalCpuFeatureList, 0xFF, sizeof (CPU_FEATURES_LIST), StdHeader);
IdentifyCore (StdHeader, &BscSocket, &Ignored, &BscCoreNum, &IgnoredSts);
NumberOfSockets = GetPlatformNumberOfSockets ();
TaskPtr.FuncAddress.PfApTaskI = SaveFeatures;
TaskPtr.DataTransfer.DataSizeInDwords = SIZE_IN_DWORDS (CPU_FEATURES_LIST);
TaskPtr.ExeFlags = WAIT_FOR_CORE;
TaskPtr.DataTransfer.DataPtr = globalCpuFeatureList;
TaskPtr.DataTransfer.DataTransferFlags = DATA_IN_MEMORY;
for (Socket = 0; Socket < NumberOfSockets; Socket++) {
if (IsProcessorPresent (Socket, StdHeader)) {
if (Socket != BscSocket) {
ApUtilRunCodeOnSocketCore ((UINT8)Socket, 0, &TaskPtr, StdHeader);
}
}
}
ApUtilTaskOnExecutingCore (&TaskPtr, StdHeader, NULL);
if (*NeedLeveling) {
TaskPtr.FuncAddress.PfApTaskI = WriteFeatures;
for (Socket = 0; Socket < NumberOfSockets; Socket++) {
if (GetActiveCoresInGivenSocket (Socket, &NumberOfCores, StdHeader)) {
for (Core = 0; Core < NumberOfCores; Core++) {
if ((Socket != BscSocket) || (Core != BscCoreNum)) {
ApUtilRunCodeOnSocketCore ((UINT8)Socket, (UINT8)Core, &TaskPtr, StdHeader);
}
}
}
}
ApUtilTaskOnExecutingCore (&TaskPtr, StdHeader, NULL);
}
}
/**
* Runs the given task on all cores (including self) on the socket of the executing
* core 0.
*
* This function is used to invoke all APs on the socket of the executing core 0 to
* run a specified AGESA procedure.
*
* @param[in] TaskPtr Function descriptor
* @param[in] StdHeader Config handle for library and services
*
*/
VOID
IdsApRunCodeOnAllLocalCores (
IN AP_TASK *TaskPtr,
IN OUT AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 Core;
UINT32 BscCoreNum;
UINT32 Socket;
UINT32 BscSocket;
UINT32 IgnoredModule;
UINT32 NumberOfCores;
UINT32 NumberOfSockets;
AGESA_STATUS IgnoredSts;
IdentifyCore (StdHeader, &BscSocket, &IgnoredModule, &BscCoreNum, &IgnoredSts);
NumberOfSockets = GetPlatformNumberOfSockets ();
for (Socket = 0; Socket < NumberOfSockets; Socket++) {
if (GetActiveCoresInGivenSocket (Socket, &NumberOfCores, StdHeader)) {
for (Core = 0; Core < NumberOfCores; Core++) {
if ((Socket != (UINT32) BscSocket) || (Core != (UINT32) BscCoreNum)) {
ApUtilRunCodeOnSocketCore ((UINT8) Socket, (UINT8) Core, TaskPtr, StdHeader);
}
}
}
}
// BSP codes
ApUtilTaskOnExecutingCore (TaskPtr, StdHeader, NULL);
}
/**
* Family 15h Kaveri core 0 entry point for performing the necessary steps after
* a warm reset has occurred.
*
* The steps are as follows:
*
* 1. Temp1=D18F5x170[SwNbPstateLoDis].
* 2. Temp2=D18F5x170[NbPstateDisOnP0].
* 3. Temp3=D18F5x170[NbPstateThreshold].
* 4. Temp4=D18F5x170[NbPstateGnbSlowDis].
* 5. If MSRC001_0070[NbPstate]=0, go to step 6. If MSRC001_0070[NbPstate]=1, go to step 11.
* 6. Write 1 to D18F5x170[NbPstateGnbSlowDis].
* 7. Write 0 to D18F5x170[SwNbPstateLoDis, NbPstateDisOnP0, NbPstateThreshold].
* 8. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateLo] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateLo].
* 9. Set D18F5x170[SwNbPstateLoDis]=1.
* 10. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateHi] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateHi]. Go to step 15.
* 11. Write 1 to D18F5x170[SwNbPstateLoDis].
* 12. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateHi] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateHi].
* 13. Write 0 to D18F5x170[SwNbPstateLoDis, NbPstateDisOnP0, NbPstateThreshold].
* 14. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateLo] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateLo].
* 15. Set D18F5x170[SwNbPstateLoDis]=Temp1, D18F5x170[NbPstateDisOnP0]=Temp2, D18F5x170[NbP-
* stateThreshold]=Temp3, and D18F5x170[NbPstateGnbSlowDis]=Temp4.
*
* @param[in] FamilySpecificServices The current Family Specific Services.
* @param[in] CpuEarlyParamsPtr Service parameters
* @param[in] StdHeader Config handle for library and services.
*
*/
VOID
F15KvPmNbAfterReset (
IN CPU_SPECIFIC_SERVICES *FamilySpecificServices,
IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 Socket;
UINT32 Module;
UINT32 Core;
UINT32 TaskedCore;
UINT32 Ignored;
AP_TASK TaskPtr;
AGESA_STATUS IgnoredSts;
IDS_HDT_CONSOLE (CPU_TRACE, " F15KvPmNbAfterReset\n");
IdentifyCore (StdHeader, &Socket, &Module, &Core, &IgnoredSts);
ASSERT (Core == 0);
// Launch one core per node.
TaskPtr.FuncAddress.PfApTask = F15KvPmNbAfterResetOnCore;
TaskPtr.DataTransfer.DataSizeInDwords = 0;
TaskPtr.ExeFlags = WAIT_FOR_CORE;
for (Module = 0; Module < GetPlatformNumberOfModules (); Module++) {
if (GetGivenModuleCoreRange (Socket, Module, &TaskedCore, &Ignored, StdHeader)) {
if (TaskedCore != 0) {
ApUtilRunCodeOnSocketCore ((UINT8) Socket, (UINT8) TaskedCore, &TaskPtr, StdHeader);
}
}
}
ApUtilTaskOnExecutingCore (&TaskPtr, StdHeader, (VOID *) CpuEarlyParamsPtr);
}
/**
* Multisocket BSC call to start all system core 0s to perform a standard AP_TASK.
*
* This function loops through all possible socket locations, starting core 0 of
* each populated socket to perform the passed in AP_TASK. After starting all
* other core 0s, the BSC will perform the AP_TASK as well. This must be run by
* the system BSC only.
*
* @param[in] TaskPtr Function descriptor
* @param[in] StdHeader Config handle for library and services
* @param[in] ConfigParams AMD entry point's CPU parameter structure
*
*/
VOID
RunCodeOnAllSystemCore0sMulti (
IN AP_TASK *TaskPtr,
IN AMD_CONFIG_PARAMS *StdHeader,
IN VOID *ConfigParams
)
{
UINT32 BscSocket;
UINT32 BscModule;
UINT32 BscCoreNum;
UINT8 Socket;
UINT32 NumberOfSockets;
AGESA_STATUS DummyStatus;
ASSERT (IsBsp (StdHeader, &DummyStatus));
NumberOfSockets = GetPlatformNumberOfSockets ();
IdentifyCore (StdHeader, &BscSocket, &BscModule, &BscCoreNum, &DummyStatus);
for (Socket = 0; Socket < NumberOfSockets; Socket++) {
if (Socket != BscSocket) {
if (IsProcessorPresent (Socket, StdHeader)) {
ApUtilRunCodeOnSocketCore (Socket, 0, TaskPtr, StdHeader);
}
}
}
ApUtilTaskOnExecutingCore (TaskPtr, StdHeader, ConfigParams);
}
/**
* Single socket BSC call to start all system core 0s to perform a standard AP_TASK.
*
* This function will simply invoke the task on the executing core. This must be
* run by the system BSC only.
*
* @param[in] TaskPtr Function descriptor
* @param[in] StdHeader Config handle for library and services
* @param[in] ConfigParams AMD entry point's CPU parameter structure
*
*/
VOID
RunCodeOnAllSystemCore0sSingle (
IN AP_TASK *TaskPtr,
IN AMD_CONFIG_PARAMS *StdHeader,
IN VOID *ConfigParams
)
{
ApUtilTaskOnExecutingCore (TaskPtr, StdHeader, ConfigParams);
}
/**
* Single socket BSC call to start all system core 0s to perform a standard AP_TASK.
*
* This function will simply invoke the task on the executing core. This must be
* run by the system BSC only.
*
* @param[in] TaskPtr Function descriptor
* @param[in] StdHeader Config handle for library and services
* @param[in] ConfigParams AMD entry point's CPU parameter structure
*
* @return The severe error code from AP_TASK
*
*/
AGESA_STATUS
RunCodeOnAllSystemCore0sSingle (
IN AP_TASK *TaskPtr,
IN AMD_CONFIG_PARAMS *StdHeader,
IN VOID *ConfigParams
)
{
AGESA_STATUS CalledStatus;
CalledStatus = ApUtilTaskOnExecutingCore (TaskPtr, StdHeader, ConfigParams);
return CalledStatus;
}
/**
* Family 15h Trinity core 0 entry point for performing the necessary steps after
* a warm reset has occurred.
*
* The steps are as follows:
*
* 1. Temp1=D18F5x170[SwNbPstateLoDis].
* 2. Temp2=D18F5x170[NbPstateDisOnP0].
* 3. Temp3=D18F5x170[NbPstateThreshold].
* 4. Temp4=D18F5x170[NbPstateGnbSlowDis].
* 5. If MSRC001_0070[NbPstate]=0, go to step 6. If MSRC001_0070[NbPstate]=1, go to step 11.
* 6. Write 1 to D18F5x170[NbPstateGnbSlowDis].
* 7. Write 0 to D18F5x170[SwNbPstateLoDis, NbPstateDisOnP0, NbPstateThreshold].
* 8. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateLo] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateLo].
* 9. Set D18F5x170[SwNbPstateLoDis]=1.
* 10. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateHi] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateHi]. Go to step 15.
* 11. Write 1 to D18F5x170[SwNbPstateLoDis].
* 12. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateHi] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateHi].
* 13. Write 0 to D18F5x170[SwNbPstateLoDis, NbPstateDisOnP0, NbPstateThreshold].
* 14. Wait for D18F5x174[CurNbPstate] = D18F5x170[NbPstateLo] and D18F5x174[CurNbFid, CurNb-
* Did]=[NbFid, NbDid] from D18F5x1[6C:60] indexed by D18F5x170[NbPstateLo].
* 15. Set D18F5x170[SwNbPstateLoDis]=Temp1, D18F5x170[NbPstateDisOnP0]=Temp2, D18F5x170[NbP-
* stateThreshold]=Temp3, and D18F5x170[NbPstateGnbSlowDis]=Temp4.
*
* @param[in] FamilySpecificServices The current Family Specific Services.
* @param[in] CpuEarlyParamsPtr Service parameters
* @param[in] StdHeader Config handle for library and services.
*
*/
VOID
F15TnPmNbAfterReset (
IN CPU_SPECIFIC_SERVICES *FamilySpecificServices,
IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 Socket;
UINT32 Module;
UINT32 Core;
UINT32 TaskedCore;
UINT32 Ignored;
AP_TASK TaskPtr;
PCI_ADDR PciAddress;
AGESA_STATUS IgnoredSts;
LOCATE_HEAP_PTR Locate;
IDS_HDT_CONSOLE (CPU_TRACE, " F15TnPmNbAfterReset\n");
IdentifyCore (StdHeader, &Socket, &Module, &Core, &IgnoredSts);
ASSERT (Core == 0);
if (FamilySpecificServices->IsNbPstateEnabled (FamilySpecificServices, &CpuEarlyParamsPtr->PlatformConfig, StdHeader)) {
PciAddress.AddressValue = NB_PSTATE_CTRL_PCI_ADDR;
Locate.BufferHandle = AMD_CPU_NB_PSTATE_FIXUP_HANDLE;
if (HeapLocateBuffer (&Locate, StdHeader) == AGESA_SUCCESS) {
LibAmdPciWrite (AccessWidth32, PciAddress, Locate.BufferPtr, StdHeader);
} else {
ASSERT (FALSE);
}
}
// Launch one core per node.
TaskPtr.FuncAddress.PfApTask = F15TnPmNbAfterResetOnCore;
TaskPtr.DataTransfer.DataSizeInDwords = 0;
TaskPtr.ExeFlags = WAIT_FOR_CORE;
for (Module = 0; Module < GetPlatformNumberOfModules (); Module++) {
if (GetGivenModuleCoreRange (Socket, Module, &TaskedCore, &Ignored, StdHeader)) {
if (TaskedCore != 0) {
ApUtilRunCodeOnSocketCore ((UINT8) Socket, (UINT8) TaskedCore, &TaskPtr, StdHeader);
}
}
}
ApUtilTaskOnExecutingCore (&TaskPtr, StdHeader, (VOID *) CpuEarlyParamsPtr);
}
/**
* Runs the given task on all cores (including self) on the socket of the executing
* core 0.
*
* This function is used to invoke all APs on the socket of the executing core 0 to
* run a specified AGESA procedure.
*
* @param[in] TaskPtr Function descriptor
* @param[in] StdHeader Config handle for library and services
* @param[in] CpuEarlyParamsPtr Required input parameters for early CPU initialization
*
*/
VOID
ApUtilRunCodeOnAllLocalCoresAtEarly (
IN AP_TASK *TaskPtr,
IN AMD_CONFIG_PARAMS *StdHeader,
IN AMD_CPU_EARLY_PARAMS *CpuEarlyParamsPtr
)
{
UINT32 Core;
UINT32 Socket;
UINT32 IgnoredModule;
UINT32 IgnoredCore;
UINT32 ActiveCores;
AGESA_STATUS IgnoredSts;
IdentifyCore (StdHeader, &Socket, &IgnoredModule, &IgnoredCore, &IgnoredSts);
GetActiveCoresInCurrentSocket (&ActiveCores, StdHeader);
for (Core = 1; Core < (UINT8) ActiveCores; ++Core) {
ApUtilRunCodeOnSocketCore ((UINT8)Socket, (UINT8)Core, TaskPtr, StdHeader);
}
ApUtilTaskOnExecutingCore (TaskPtr, StdHeader, (VOID *) CpuEarlyParamsPtr);
}
