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/* $NoKeywords:$ */
/**
* @file
*
* PCIe ALIB
*
*
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: GNB
* @e \$Revision: 63425 $ @e \$Date: 2011-12-22 11:24:10 -0600 (Thu, 22 Dec 2011) $
*
*/
/*
*****************************************************************************
*
* Copyright 2008 - 2012 ADVANCED MICRO DEVICES, INC. All Rights Reserved.
*
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*
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* ***************************************************************************
*
*/
/*----------------------------------------------------------------------------------------
* M O D U L E S U S E D
*----------------------------------------------------------------------------------------
*/
#include "AGESA.h"
#include "Ids.h"
#include "amdlib.h"
#include "heapManager.h"
#include "cpuLateInit.h"
#include "Gnb.h"
#include "GnbPcieConfig.h"
#include "GnbFamServices.h"
#include "GnbCommonLib.h"
#include "GnbIvrsLib.h"
#include "OptionGnb.h"
#include "Filecode.h"
#define FILECODE PROC_GNB_MODULES_GNBIOMMUIVRS_GNBIOMMUIVRS_FILECODE
/*----------------------------------------------------------------------------------------
* D E F I N I T I O N S A N D M A C R O S
*----------------------------------------------------------------------------------------
*/
extern GNB_BUILD_OPTIONS ROMDATA GnbBuildOptions;
/*----------------------------------------------------------------------------------------
* T Y P E D E F S A N D S T R U C T U R E S
*----------------------------------------------------------------------------------------
*/
#define IVRS_TABLE_LENGTH 8 * 1024
/*----------------------------------------------------------------------------------------
* P R O T O T Y P E S O F L O C A L F U N C T I O N S
*----------------------------------------------------------------------------------------
*/
AGESA_STATUS
GnbBuildIvmdList (
IN IVRS_BLOCK_TYPE Type,
IN VOID *Ivrs,
IN AMD_CONFIG_PARAMS *StdHeader
);
VOID
GnbIommuIvrsTableDump (
IN VOID *Ivrs,
IN AMD_CONFIG_PARAMS *StdHeader
);
AGESA_STATUS
GnbIommuIvrsTable (
IN AMD_CONFIG_PARAMS *StdHeader
);
IOMMU_IVRS_HEADER IvrsHeader = {
{'I', 'V', 'R', 'S'},
sizeof (IOMMU_IVRS_HEADER),
2,
0,
{'A', 'M', 'D', ' ', ' ', 0},
{'A', 'M', 'D', 'I', 'O', 'M', 'M', 'U'},
1,
{'A','M','D',' '},
0,
0,
0
};
/*----------------------------------------------------------------------------------------*/
/**
* Build IVRS table
*
*
*
* @param[in] StdHeader Standard Configuration Header
* @retval AGESA_SUCCESS
* @retval AGESA_ERROR
*/
AGESA_STATUS
GnbIommuIvrsTable (
IN AMD_CONFIG_PARAMS *StdHeader
)
{
AGESA_STATUS Status;
AMD_LATE_PARAMS *LateParamsPtr;
VOID *Ivrs;
BOOLEAN IvrsSupport;
GNB_HANDLE *GnbHandle;
Status = AGESA_SUCCESS;
LateParamsPtr = (AMD_LATE_PARAMS*) StdHeader;
IvrsSupport = FALSE;
Ivrs = LateParamsPtr->AcpiIvrs;
if (Ivrs == NULL) {
Ivrs = GnbAllocateHeapBuffer (
AMD_ACPI_IVRS_BUFFER_HANDLE,
IVRS_TABLE_LENGTH,
StdHeader
);
ASSERT (Ivrs != NULL);
if (Ivrs == NULL) {
return AGESA_ERROR;
}
LateParamsPtr->AcpiIvrs = Ivrs;
}
LibAmdMemFill (Ivrs, 0x0, IVRS_TABLE_LENGTH, StdHeader);
LibAmdMemCopy (Ivrs, &IvrsHeader, sizeof (IvrsHeader), StdHeader);
GnbHandle = GnbGetHandle (StdHeader);
while (GnbHandle != NULL) {
if (GnbFmCheckIommuPresent (GnbHandle, StdHeader)) {
IDS_HDT_CONSOLE (GNB_TRACE, "Build IVRS for Socket %d Silicon %d\n", GnbGetSocketId (GnbHandle) , GnbGetSiliconId (GnbHandle));
IvrsSupport = TRUE;
GnbFmCreateIvrsEntry (GnbHandle, IvrsIvhdBlock, Ivrs, StdHeader);
GnbBuildIvmdList (IvrsIvmdBlock, Ivrs, StdHeader);
if (GnbBuildOptions.IvrsRelativeAddrNamesSupport) {
GnbFmCreateIvrsEntry (GnbHandle, IvrsIvhdrBlock, Ivrs, StdHeader);
GnbBuildIvmdList (IvrsIvmdrBlock, Ivrs, StdHeader);
}
}
GnbHandle = GnbGetNextHandle (GnbHandle);
}
if (IvrsSupport == TRUE) {
ChecksumAcpiTable ((ACPI_TABLE_HEADER*) Ivrs, StdHeader);
GNB_DEBUG_CODE (GnbIommuIvrsTableDump (Ivrs, StdHeader));
} else {
IDS_HDT_CONSOLE (GNB_TRACE, " IVRS table not generated\n");
LateParamsPtr->AcpiIvrs = NULL;
}
return Status;
}
/*----------------------------------------------------------------------------------------*/
/**
* Build IVMD list
*
*
* @param[in] Type Entry type
* @param[in] Ivrs IVRS table pointer
* @param[in] StdHeader Standard configuration header
*
*/
AGESA_STATUS
GnbBuildIvmdList (
IN IVRS_BLOCK_TYPE Type,
IN VOID *Ivrs,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
IOMMU_EXCLUSION_RANGE_DESCRIPTOR *IvrsExclusionRangeList;
IVRS_IVMD_ENTRY *Ivmd;
UINT16 StartId;
UINT16 EndId;
IDS_HDT_CONSOLE (GNB_TRACE, "GnbBuildIvmdList Entry\n");
IvrsExclusionRangeList = ((AMD_LATE_PARAMS*)StdHeader)->IvrsExclusionRangeList;
if (IvrsExclusionRangeList != NULL) {
// Process the entire IvrsExclusionRangeList here and create an IVMD for eache entry
IDS_HDT_CONSOLE (GNB_TRACE, "Process Exclusion Range List\n");
while ((IvrsExclusionRangeList->Flags & DESCRIPTOR_TERMINATE_LIST) == 0) {
if ((IvrsExclusionRangeList->Flags & DESCRIPTOR_IGNORE) == 0) {
// Address of IVMD entry
Ivmd = (IVRS_IVMD_ENTRY*) ((UINT8 *)Ivrs + ((IOMMU_IVRS_HEADER *) Ivrs)->TableLength);
StartId =
(IvrsExclusionRangeList->RequestorIdStart.Bus << 8) +
(IvrsExclusionRangeList->RequestorIdStart.Device << 3) +
(IvrsExclusionRangeList->RequestorIdStart.Function);
EndId =
(IvrsExclusionRangeList->RequestorIdEnd.Bus << 8) +
(IvrsExclusionRangeList->RequestorIdEnd.Device << 3) +
(IvrsExclusionRangeList->RequestorIdEnd.Function);
GnbIvmdAddEntry (
Type,
StartId,
EndId,
IvrsExclusionRangeList->RangeBaseAddress,
IvrsExclusionRangeList->RangeLength,
Ivmd,
StdHeader);
// Add entry size to existing table length
((IOMMU_IVRS_HEADER *)Ivrs)->TableLength += sizeof (IVRS_IVMD_ENTRY);
}
// Point to next entry in IvrsExclusionRangeList
IvrsExclusionRangeList++;
}
}
IDS_HDT_CONSOLE (GNB_TRACE, "GnbBuildIvmdList Exit\n");
return AGESA_SUCCESS;
}
/*----------------------------------------------------------------------------------------*/
/**
* Dump IVRS table
*
*
* @param[in] Ivrs Pointer to IVRS table
* @param[in] StdHeader Standard Configuration Header
*/
VOID
GnbIommuIvrsTableDump (
IN VOID *Ivrs,
IN AMD_CONFIG_PARAMS *StdHeader
)
{
UINT8 *Block;
UINT8 *Entry;
Block = (UINT8 *) Ivrs + sizeof (IOMMU_IVRS_HEADER);
IDS_HDT_CONSOLE (GNB_TRACE, "<---------- IVRS Table Start -----------> \n");
IDS_HDT_CONSOLE (GNB_TRACE, " IVInfo = 0x%08x\n", ((IOMMU_IVRS_HEADER *) Ivrs)-> IvInfo);
while (Block < ((UINT8 *) Ivrs + ((IOMMU_IVRS_HEADER *) Ivrs)->TableLength)) {
if (*Block == IvrsIvhdBlock) {
IDS_HDT_CONSOLE (GNB_TRACE, " <-------------IVHD Block Start -------->\n");
IDS_HDT_CONSOLE (GNB_TRACE, " Flags = 0x%02x\n", ((IVRS_IVHD_ENTRY *) Block)->Flags);
IDS_HDT_CONSOLE (GNB_TRACE, " DeviceId = 0x%04x\n", ((IVRS_IVHD_ENTRY *) Block)->DeviceId);
IDS_HDT_CONSOLE (GNB_TRACE, " CapabilityOffset = 0x%02x\n", ((IVRS_IVHD_ENTRY *) Block)->CapabilityOffset);
IDS_HDT_CONSOLE (GNB_TRACE, " BaseAddress = 0x%08x%08x\n", (UINT32) (((IVRS_IVHD_ENTRY *) Block)->BaseAddress >> 32), (UINT32) ((IVRS_IVHD_ENTRY *) Block)->BaseAddress);
IDS_HDT_CONSOLE (GNB_TRACE, " PCI Segment = 0x%04x\n", ((IVRS_IVHD_ENTRY *) Block)->PciSegment);
IDS_HDT_CONSOLE (GNB_TRACE, " IommuInfo = 0x%04x\n", ((IVRS_IVHD_ENTRY *) Block)->IommuInfo);
IDS_HDT_CONSOLE (GNB_TRACE, " IommuEfr = 0x%08x\n", ((IVRS_IVHD_ENTRY *) Block)->IommuEfr);
Entry = Block + sizeof (IVRS_IVHD_ENTRY);
IDS_HDT_CONSOLE (GNB_TRACE, " <-------------IVHD Block Device Entries Start -------->\n");
while (Entry < (Block + ((IVRS_IVHD_ENTRY *) Block)->Length)) {
IDS_HDT_CONSOLE (GNB_TRACE, " ");
switch (*Entry) {
case IvhdEntrySelect:
case IvhdEntryEndRange:
GnbLibDebugDumpBuffer (Entry, 4, 1, 4);
Entry = Entry + 4;
break;
case IvhdEntryStartRange:
GnbLibDebugDumpBuffer (Entry, 8, 1, 8);
Entry = Entry + 8;
break;
case IvhdEntryAliasStartRange:
GnbLibDebugDumpBuffer (Entry, 12, 1, 12);
Entry = Entry + 12;
break;
case IvhdEntryAliasSelect:
case IvhdEntryExtendedSelect:
case IvhdEntrySpecialDevice:
GnbLibDebugDumpBuffer (Entry, 8, 1, 8);
Entry = Entry + 8;
break;
case IvhdEntryPadding:
Entry = Entry + 4;
break;
default:
IDS_HDT_CONSOLE (GNB_TRACE, " Unsupported entry type [%d]\n");
ASSERT (FALSE);
}
}
IDS_HDT_CONSOLE (GNB_TRACE, " <-------------IVHD Block Device Entries End -------->\n");
IDS_HDT_CONSOLE (GNB_TRACE, " <-------------IVHD Block End ---------->\n");
Block = Block + ((IVRS_IVHD_ENTRY *) Block)->Length;
} else if (
(*Block == IvrsIvmdBlock) ||
(*Block == IvrsIvmdBlockRange) ||
(*Block == IvrsIvmdBlockSingle) ||
(*Block == IvrsIvmdrBlock) ||
(*Block == IvrsIvmdrBlockSingle)) {
IDS_HDT_CONSOLE (GNB_TRACE, " <-------------IVMD Block Start -------->\n");
IDS_HDT_CONSOLE (GNB_TRACE, " Flags = 0x%02x\n", ((IVRS_IVMD_ENTRY *) Block)->Flags);
IDS_HDT_CONSOLE (GNB_TRACE, " DeviceId = 0x%04x\n", ((IVRS_IVMD_ENTRY *) Block)->DeviceId);
switch (*Block) {
case IvrsIvmdBlock:
case IvrsIvmdrBlock:
IDS_HDT_CONSOLE (GNB_TRACE, " Applies to all devices\n");
break;
case IvrsIvmdBlockSingle:
case IvrsIvmdrBlockSingle:
IDS_HDT_CONSOLE (GNB_TRACE, " Applies to a single device\n");
break;
default:
IDS_HDT_CONSOLE (GNB_TRACE, " DeviceId End = 0x%04x\n", ((IVRS_IVMD_ENTRY *) Block)->AuxiliaryData);
}
IDS_HDT_CONSOLE (GNB_TRACE, " StartAddress = 0x%08x%08x\n", (UINT32) (((IVRS_IVMD_ENTRY *) Block)->BlockStart >> 32), (UINT32) ((IVRS_IVMD_ENTRY *) Block)->BlockStart);
IDS_HDT_CONSOLE (GNB_TRACE, " BockLength = 0x%08x%08x\n", (UINT32) (((IVRS_IVMD_ENTRY *) Block)->BlockLength >> 32), (UINT32) ((IVRS_IVMD_ENTRY *) Block)->BlockLength);
IDS_HDT_CONSOLE (GNB_TRACE, " <-------------IVMD Block End ---------->\n");
Block = Block + ((IVRS_IVMD_ENTRY *) Block)->Length;
}
}
IDS_HDT_CONSOLE (GNB_TRACE, "<---------- IVRS Table Raw Data --------> \n");
GnbLibDebugDumpBuffer (Ivrs, ((IOMMU_IVRS_HEADER *) Ivrs)->TableLength, 1, 16);
IDS_HDT_CONSOLE (GNB_TRACE, "\n");
IDS_HDT_CONSOLE (GNB_TRACE, "<---------- IVRS Table End -------------> \n");
}