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acpica-tools/0035-Support-PMTT-in-a-big-endian-world.patch
DistroBaker 80dc240519 Merged update from upstream sources 
This is an automated DistroBaker update from upstream sources.
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Source: https://src.fedoraproject.org/rpms/acpica-tools.git#defe2b64332fc44bf9915c8f57d2614c529cdb43
2020-10-31 12:18:15 +01:00

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From b55af37d2419fc5ea630774f49b4ed9b724451b3 Mon Sep 17 00:00:00 2001
From: Al Stone <ahs3@redhat.com>
Date: Mon, 28 Sep 2020 18:37:04 -0600
Subject: [PATCH 35/40] Support PMTT in a big-endian world
Signed-off-by: Al Stone <ahs3@redhat.com>
---
source/common/dmtbdump2.c | 66 +++++++++++++++++++++-----------------
source/compiler/dttable2.c | 5 ++-
2 files changed, 41 insertions(+), 30 deletions(-)
Index: acpica-unix2-20200925/source/common/dmtbdump2.c
===================================================================
--- acpica-unix2-20200925.orig/source/common/dmtbdump2.c
+++ acpica-unix2-20200925/source/common/dmtbdump2.c
@@ -1442,17 +1442,21 @@ AcpiDmDumpPmtt (
ACPI_PMTT_HEADER *MemSubtable;
ACPI_PMTT_HEADER *DimmSubtable;
ACPI_PMTT_DOMAIN *DomainArray;
- UINT32 Length = Table->Length;
+ UINT32 TableLength = AcpiUtReadUint32(&Table->Length);
UINT32 Offset = sizeof (ACPI_TABLE_PMTT);
UINT32 MemOffset;
UINT32 DimmOffset;
UINT32 DomainOffset;
UINT32 DomainCount;
+ UINT16 SubtableLength;
+ UINT16 MemSubtableLength;
+ UINT16 DimmSubtableLength;
+ UINT16 Tmp16;
/* Main table */
- Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoPmtt);
+ Status = AcpiDmDumpTable (TableLength, 0, Table, 0, AcpiDmTableInfoPmtt);
if (ACPI_FAILURE (Status))
{
return;
@@ -1461,13 +1465,14 @@ AcpiDmDumpPmtt (
/* Subtables */
Subtable = ACPI_ADD_PTR (ACPI_PMTT_HEADER, Table, Offset);
- while (Offset < Table->Length)
+ while (Offset < TableLength)
{
/* Common subtable header */
AcpiOsPrintf ("\n");
- Status = AcpiDmDumpTable (Length, Offset, Subtable,
- Subtable->Length, AcpiDmTableInfoPmttHdr);
+ SubtableLength = AcpiUtReadUint16(&Subtable->Length);
+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
+ SubtableLength, AcpiDmTableInfoPmttHdr);
if (ACPI_FAILURE (Status))
{
return;
@@ -1485,8 +1490,8 @@ AcpiDmDumpPmtt (
/* Dump the fixed-length portion of the subtable */
- Status = AcpiDmDumpTable (Length, Offset, Subtable,
- Subtable->Length, AcpiDmTableInfoPmtt0);
+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
+ SubtableLength, AcpiDmTableInfoPmtt0);
if (ACPI_FAILURE (Status))
{
return;
@@ -1498,15 +1503,16 @@ AcpiDmDumpPmtt (
MemSubtable = ACPI_ADD_PTR (ACPI_PMTT_HEADER, Subtable,
sizeof (ACPI_PMTT_SOCKET));
- while (((Offset + MemOffset) < Table->Length) &&
- (MemOffset < Subtable->Length))
+ while (((Offset + MemOffset) < TableLength) &&
+ (MemOffset < SubtableLength))
{
/* Common subtable header */
AcpiOsPrintf ("\n");
- Status = AcpiDmDumpTable (Length,
+ MemSubtableLength = AcpiUtReadUint16(&MemSubtable->Length);
+ Status = AcpiDmDumpTable (TableLength,
Offset + MemOffset, MemSubtable,
- MemSubtable->Length, AcpiDmTableInfoPmttHdr);
+ MemSubtableLength, AcpiDmTableInfoPmttHdr);
if (ACPI_FAILURE (Status))
{
return;
@@ -1524,9 +1530,9 @@ AcpiDmDumpPmtt (
/* Dump the fixed-length portion of the controller subtable */
- Status = AcpiDmDumpTable (Length,
+ Status = AcpiDmDumpTable (TableLength,
Offset + MemOffset, MemSubtable,
- MemSubtable->Length, AcpiDmTableInfoPmtt1);
+ MemSubtableLength, AcpiDmTableInfoPmtt1);
if (ACPI_FAILURE (Status))
{
return;
@@ -1534,16 +1540,17 @@ AcpiDmDumpPmtt (
/* Walk the variable count of proximity domains */
- DomainCount = ((ACPI_PMTT_CONTROLLER *) MemSubtable)->DomainCount;
+ Tmp16 = ((ACPI_PMTT_CONTROLLER *) MemSubtable)->DomainCount;
+ DomainCount = AcpiUtReadUint16(&Tmp16);
DomainOffset = sizeof (ACPI_PMTT_CONTROLLER);
DomainArray = ACPI_ADD_PTR (ACPI_PMTT_DOMAIN, MemSubtable,
sizeof (ACPI_PMTT_CONTROLLER));
- while (((Offset + MemOffset + DomainOffset) < Table->Length) &&
- ((MemOffset + DomainOffset) < Subtable->Length) &&
+ while (((Offset + MemOffset + DomainOffset) < TableLength) &&
+ ((MemOffset + DomainOffset) < SubtableLength) &&
DomainCount)
{
- Status = AcpiDmDumpTable (Length,
+ Status = AcpiDmDumpTable (TableLength,
Offset + MemOffset + DomainOffset, DomainArray,
sizeof (ACPI_PMTT_DOMAIN), AcpiDmTableInfoPmtt1a);
if (ACPI_FAILURE (Status))
@@ -1568,15 +1575,16 @@ AcpiDmDumpPmtt (
DimmSubtable = ACPI_ADD_PTR (ACPI_PMTT_HEADER, MemSubtable,
DomainOffset);
- while (((Offset + MemOffset + DimmOffset) < Table->Length) &&
- (DimmOffset < MemSubtable->Length))
+ while (((Offset + MemOffset + DimmOffset) < TableLength) &&
+ (DimmOffset < MemSubtableLength))
{
/* Common subtable header */
AcpiOsPrintf ("\n");
- Status = AcpiDmDumpTable (Length,
+ DimmSubtableLength = AcpiUtReadUint16(&DimmSubtable->Length);
+ Status = AcpiDmDumpTable (TableLength,
Offset + MemOffset + DimmOffset, DimmSubtable,
- DimmSubtable->Length, AcpiDmTableInfoPmttHdr);
+ DimmSubtableLength, AcpiDmTableInfoPmttHdr);
if (ACPI_FAILURE (Status))
{
return;
@@ -1594,9 +1602,9 @@ AcpiDmDumpPmtt (
/* Dump the fixed-length DIMM subtable */
- Status = AcpiDmDumpTable (Length,
+ Status = AcpiDmDumpTable (TableLength,
Offset + MemOffset + DimmOffset, DimmSubtable,
- DimmSubtable->Length, AcpiDmTableInfoPmtt2);
+ DimmSubtableLength, AcpiDmTableInfoPmtt2);
if (ACPI_FAILURE (Status))
{
return;
@@ -1604,23 +1612,23 @@ AcpiDmDumpPmtt (
/* Point to next DIMM subtable */
- DimmOffset += DimmSubtable->Length;
+ DimmOffset += DimmSubtableLength;
DimmSubtable = ACPI_ADD_PTR (ACPI_PMTT_HEADER,
- DimmSubtable, DimmSubtable->Length);
+ DimmSubtable, DimmSubtableLength);
}
/* Point to next Controller subtable */
- MemOffset += MemSubtable->Length;
+ MemOffset += MemSubtableLength;
MemSubtable = ACPI_ADD_PTR (ACPI_PMTT_HEADER,
- MemSubtable, MemSubtable->Length);
+ MemSubtable, MemSubtableLength);
}
/* Point to next Socket subtable */
- Offset += Subtable->Length;
+ Offset += SubtableLength;
Subtable = ACPI_ADD_PTR (ACPI_PMTT_HEADER,
- Subtable, Subtable->Length);
+ Subtable, SubtableLength);
}
}
Index: acpica-unix2-20200925/source/compiler/dttable2.c
===================================================================
--- acpica-unix2-20200925.orig/source/compiler/dttable2.c
+++ acpica-unix2-20200925/source/compiler/dttable2.c
@@ -885,6 +885,7 @@ DtCompilePmtt (
ACPI_PMTT_HEADER *PmttHeader;
ACPI_PMTT_CONTROLLER *PmttController;
UINT16 DomainCount;
+ UINT16 Length;
UINT8 PrevType = ACPI_PMTT_TYPE_SOCKET;
@@ -929,6 +930,8 @@ DtCompilePmtt (
DtInsertSubtable (ParentTable, Subtable);
DtPushSubtable (Subtable);
+ Length = AcpiUtReadUint16(&PmttHeader->Length);
+ PmttHeader->Length = Length;
switch (PmttHeader->Type)
{
case ACPI_PMTT_TYPE_SOCKET:
@@ -962,7 +965,7 @@ DtCompilePmtt (
PmttController = ACPI_CAST_PTR (ACPI_PMTT_CONTROLLER,
(Subtable->Buffer - sizeof (ACPI_PMTT_HEADER)));
- DomainCount = PmttController->DomainCount;
+ DomainCount = AcpiUtReadUint16(&PmttController->DomainCount);
while (DomainCount)
{
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