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acpica-tools/0028-Support-HMAT-in-a-big-endian-world.patch
Al Stone fc3eef63e8 Update to 20220331 upstream sources 
This includes new source tarballs, updated patches, and updated
expected results for test cases.  In addition, three new tables
(PRMT, RGRT and SVKL) now have big-endian support.

Signed-off-by: Al Stone <ahs3@redhat.com>
2022-04-03 15:18:02 -06:00

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From 915b8b70726fd01befdeac0c8630db528ac40552 Mon Sep 17 00:00:00 2001
From: Al Stone <ahs3@redhat.com>
Date: Fri, 25 Sep 2020 16:56:55 -0600
Subject: [PATCH 28/45] Support HMAT in a big-endian world
Signed-off-by: Al Stone <ahs3@redhat.com>
---
source/common/dmtbdump1.c | 70 ++++++++++++++++++++++----------------
source/compiler/dttable1.c | 24 ++++++++++---
2 files changed, 59 insertions(+), 35 deletions(-)
Index: acpica-unix2-20220331/source/common/dmtbdump1.c
===================================================================
--- acpica-unix2-20220331.orig/source/common/dmtbdump1.c
+++ acpica-unix2-20220331/source/common/dmtbdump1.c
@@ -1680,37 +1680,45 @@ AcpiDmDumpHmat (
UINT32 Length;
ACPI_DMTABLE_INFO *InfoTable;
UINT32 i, j;
+ UINT32 TableLength = AcpiUtReadUint32 (&Table->Length);
+ UINT16 HmatStructType;
+ UINT32 HmatStructLength;
+ UINT32 InitPDs;
+ UINT32 TgtPDs;
+ UINT16 SMBIOSHandles;
/* Main table */
- Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoHmat);
+ Status = AcpiDmDumpTable (TableLength, 0, Table, 0, AcpiDmTableInfoHmat);
if (ACPI_FAILURE (Status))
{
return;
}
Offset = sizeof (ACPI_TABLE_HMAT);
- while (Offset < Table->Length)
+ while (Offset < TableLength)
{
AcpiOsPrintf ("\n");
/* Dump HMAT structure header */
HmatStruct = ACPI_ADD_PTR (ACPI_HMAT_STRUCTURE, Table, Offset);
- if (HmatStruct->Length < sizeof (ACPI_HMAT_STRUCTURE))
+ HmatStructLength = AcpiUtReadUint32 (&HmatStruct->Length);
+ if (HmatStructLength < sizeof (ACPI_HMAT_STRUCTURE))
{
AcpiOsPrintf ("Invalid HMAT structure length\n");
return;
}
- Status = AcpiDmDumpTable (Table->Length, Offset, HmatStruct,
- HmatStruct->Length, AcpiDmTableInfoHmatHdr);
+ Status = AcpiDmDumpTable (TableLength, Offset, HmatStruct,
+ HmatStructLength, AcpiDmTableInfoHmatHdr);
if (ACPI_FAILURE (Status))
{
return;
}
- switch (HmatStruct->Type)
+ HmatStructType = AcpiUtReadUint16 (&HmatStruct->Type);
+ switch (HmatStructType)
{
case ACPI_HMAT_TYPE_ADDRESS_RANGE:
@@ -1733,7 +1741,7 @@ AcpiDmDumpHmat (
default:
AcpiOsPrintf ("\n**** Unknown HMAT structure type 0x%X\n",
- HmatStruct->Type);
+ HmatStructType);
/* Attempt to continue */
@@ -1742,13 +1750,13 @@ AcpiDmDumpHmat (
/* Dump HMAT structure body */
- if (HmatStruct->Length < Length)
+ if (HmatStructLength < Length)
{
AcpiOsPrintf ("Invalid HMAT structure length\n");
return;
}
- Status = AcpiDmDumpTable (Table->Length, Offset, HmatStruct,
- HmatStruct->Length, InfoTable);
+ Status = AcpiDmDumpTable (TableLength, Offset, HmatStruct,
+ HmatStructLength, InfoTable);
if (ACPI_FAILURE (Status))
{
return;
@@ -1756,7 +1764,7 @@ AcpiDmDumpHmat (
/* Dump HMAT structure additionals */
- switch (HmatStruct->Type)
+ switch (HmatStructType)
{
case ACPI_HMAT_TYPE_LOCALITY:
@@ -1765,15 +1773,16 @@ AcpiDmDumpHmat (
/* Dump initiator proximity domains */
- if ((UINT32)(HmatStruct->Length - SubtableOffset) <
- (UINT32)(HmatLocality->NumberOfInitiatorPDs * 4))
+ InitPDs = AcpiUtReadUint32 (&HmatLocality->NumberOfInitiatorPDs);
+ if ((UINT32) (HmatStructLength - SubtableOffset) <
+ (UINT32) (InitPDs * 4))
{
AcpiOsPrintf ("Invalid initiator proximity domain number\n");
return;
}
- for (i = 0; i < HmatLocality->NumberOfInitiatorPDs; i++)
+ for (i = 0; i < InitPDs; i++)
{
- Status = AcpiDmDumpTable (Table->Length, Offset + SubtableOffset,
+ Status = AcpiDmDumpTable (TableLength, Offset + SubtableOffset,
ACPI_ADD_PTR (ACPI_HMAT_STRUCTURE, HmatStruct, SubtableOffset),
4, AcpiDmTableInfoHmat1a);
if (ACPI_FAILURE (Status))
@@ -1786,15 +1795,16 @@ AcpiDmDumpHmat (
/* Dump target proximity domains */
- if ((UINT32)(HmatStruct->Length - SubtableOffset) <
- (UINT32)(HmatLocality->NumberOfTargetPDs * 4))
+ TgtPDs = AcpiUtReadUint32 (&HmatLocality->NumberOfTargetPDs);
+ if ((UINT32) (HmatStructLength - SubtableOffset) <
+ (UINT32) (TgtPDs * 4))
{
AcpiOsPrintf ("Invalid target proximity domain number\n");
return;
}
- for (i = 0; i < HmatLocality->NumberOfTargetPDs; i++)
+ for (i = 0; i < TgtPDs; i++)
{
- Status = AcpiDmDumpTable (Table->Length, Offset + SubtableOffset,
+ Status = AcpiDmDumpTable (TableLength, Offset + SubtableOffset,
ACPI_ADD_PTR (ACPI_HMAT_STRUCTURE, HmatStruct, SubtableOffset),
4, AcpiDmTableInfoHmat1b);
if (ACPI_FAILURE (Status))
@@ -1807,18 +1817,17 @@ AcpiDmDumpHmat (
/* Dump latency/bandwidth entris */
- if ((UINT32)(HmatStruct->Length - SubtableOffset) <
- (UINT32)(HmatLocality->NumberOfInitiatorPDs *
- HmatLocality->NumberOfTargetPDs * 2))
+ if ((UINT32) (HmatStructLength - SubtableOffset) <
+ (UINT32) (InitPDs * TgtPDs * 2))
{
AcpiOsPrintf ("Invalid latency/bandwidth entry number\n");
return;
}
- for (i = 0; i < HmatLocality->NumberOfInitiatorPDs; i++)
+ for (i = 0; i < InitPDs; i++)
{
- for (j = 0; j < HmatLocality->NumberOfTargetPDs; j++)
+ for (j = 0; j < TgtPDs; j++)
{
- Status = AcpiDmDumpTable (Table->Length, Offset + SubtableOffset,
+ Status = AcpiDmDumpTable (TableLength, Offset + SubtableOffset,
ACPI_ADD_PTR (ACPI_HMAT_STRUCTURE, HmatStruct, SubtableOffset),
2, AcpiDmTableInfoHmat1c);
if (ACPI_FAILURE(Status))
@@ -1838,15 +1847,16 @@ AcpiDmDumpHmat (
/* Dump SMBIOS handles */
- if ((UINT32)(HmatStruct->Length - SubtableOffset) <
- (UINT32)(HmatCache->NumberOfSMBIOSHandles * 2))
+ SMBIOSHandles = AcpiUtReadUint16 (&HmatCache->NumberOfSMBIOSHandles);
+ if ((UINT32) (HmatStructLength - SubtableOffset) <
+ (UINT32) (SMBIOSHandles * 2))
{
AcpiOsPrintf ("Invalid SMBIOS handle number\n");
return;
}
- for (i = 0; i < HmatCache->NumberOfSMBIOSHandles; i++)
+ for (i = 0; i < SMBIOSHandles; i++)
{
- Status = AcpiDmDumpTable (Table->Length, Offset + SubtableOffset,
+ Status = AcpiDmDumpTable (TableLength, Offset + SubtableOffset,
ACPI_ADD_PTR (ACPI_HMAT_STRUCTURE, HmatStruct, SubtableOffset),
2, AcpiDmTableInfoHmat2a);
if (ACPI_FAILURE (Status))
@@ -1866,6 +1876,6 @@ AcpiDmDumpHmat (
NextSubtable:
/* Point to next HMAT structure subtable */
- Offset += (HmatStruct->Length);
+ Offset += (HmatStructLength);
}
}
Index: acpica-unix2-20220331/source/compiler/dttable1.c
===================================================================
--- acpica-unix2-20220331.orig/source/compiler/dttable1.c
+++ acpica-unix2-20220331/source/compiler/dttable1.c
@@ -1737,6 +1737,8 @@ DtCompileHmat (
UINT32 TgtPDNumber;
UINT64 EntryNumber;
UINT16 SMBIOSHandleNumber;
+ UINT16 HmatStructType;
+ UINT32 Length;
ParentTable = DtPeekSubtable ();
@@ -1767,7 +1769,8 @@ DtCompileHmat (
/* Compile HMAT structure body */
- switch (HmatStruct->Type)
+ HmatStructType = AcpiUtReadUint16 (&HmatStruct->Type);
+ switch (HmatStructType)
{
case ACPI_HMAT_TYPE_ADDRESS_RANGE:
@@ -1800,7 +1803,7 @@ DtCompileHmat (
/* Compile HMAT structure additionals */
- switch (HmatStruct->Type)
+ switch (HmatStructType)
{
case ACPI_HMAT_TYPE_LOCALITY:
@@ -1826,7 +1829,7 @@ DtCompileHmat (
HmatStruct->Length += Subtable->Length;
IntPDNumber++;
}
- HmatLocality->NumberOfInitiatorPDs = IntPDNumber;
+ HmatLocality->NumberOfInitiatorPDs = AcpiUtReadUint32 (&IntPDNumber);
/* Compile target proximity domain list */
@@ -1847,7 +1850,7 @@ DtCompileHmat (
HmatStruct->Length += Subtable->Length;
TgtPDNumber++;
}
- HmatLocality->NumberOfTargetPDs = TgtPDNumber;
+ HmatLocality->NumberOfTargetPDs = AcpiUtReadUint32 (&TgtPDNumber);
/* Save start of the entries for reporting errors */
@@ -1873,6 +1876,9 @@ DtCompileHmat (
EntryNumber++;
}
+ Length = AcpiUtReadUint32 (&HmatStruct->Length);
+ HmatStruct->Length = Length;
+
/* Validate number of entries */
if (EntryNumber !=
@@ -1906,11 +1912,19 @@ DtCompileHmat (
HmatStruct->Length += Subtable->Length;
SMBIOSHandleNumber++;
}
- HmatCache->NumberOfSMBIOSHandles = SMBIOSHandleNumber;
+ HmatCache->NumberOfSMBIOSHandles =
+ AcpiUtReadUint16 (&SMBIOSHandleNumber);
+
+ Length = AcpiUtReadUint32 (&HmatStruct->Length);
+ HmatStruct->Length = Length;
+
break;
default:
+ Length = AcpiUtReadUint32(&HmatStruct->Length);
+ HmatStruct->Length = Length;
+
break;
}
}
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