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From c5d7294c6deb7fe87eac981234d4c484313d5e40 Mon Sep 17 00:00:00 2001
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From: Al Stone <ahs3@redhat.com>
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Date: Fri, 25 Sep 2020 17:16:12 -0600
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Subject: [PATCH 27/40] Support PPTT in a big-endian world
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Signed-off-by: Al Stone <ahs3@redhat.com>
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---
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source/common/dmtbdump2.c | 15 +++++++++------
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source/compiler/dttable2.c | 7 +++++--
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2 files changed, 14 insertions(+), 8 deletions(-)
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Index: acpica-unix2-20200925/source/common/dmtbdump2.c
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===================================================================
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--- acpica-unix2-20200925.orig/source/common/dmtbdump2.c
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+++ acpica-unix2-20200925/source/common/dmtbdump2.c
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@@ -1649,6 +1649,8 @@ AcpiDmDumpPptt (
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UINT32 Offset = sizeof (ACPI_TABLE_FPDT);
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ACPI_DMTABLE_INFO *InfoTable;
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UINT32 i;
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+ UINT32 TableLength = AcpiUtReadUint32(&Table->Length);
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+ UINT32 NumPrivRes;
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/* There is no main table (other than the standard ACPI header) */
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@@ -1656,7 +1658,7 @@ AcpiDmDumpPptt (
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/* Subtables */
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Offset = sizeof (ACPI_TABLE_HEADER);
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- while (Offset < Table->Length)
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+ while (Offset < TableLength)
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{
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AcpiOsPrintf ("\n");
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@@ -1668,7 +1670,7 @@ AcpiDmDumpPptt (
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AcpiOsPrintf ("Invalid subtable length\n");
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return;
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}
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- Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
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+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
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Subtable->Length, AcpiDmTableInfoPpttHdr);
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if (ACPI_FAILURE (Status))
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{
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@@ -1710,7 +1712,7 @@ AcpiDmDumpPptt (
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AcpiOsPrintf ("Invalid subtable length\n");
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return;
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}
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- Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
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+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
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Subtable->Length, InfoTable);
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if (ACPI_FAILURE (Status))
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{
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@@ -1726,15 +1728,16 @@ AcpiDmDumpPptt (
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/* Dump SMBIOS handles */
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+ NumPrivRes = AcpiUtReadUint32(&PpttProcessor->NumberOfPrivResources);
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if ((UINT8)(Subtable->Length - SubtableOffset) <
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- (UINT8)(PpttProcessor->NumberOfPrivResources * 4))
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+ (UINT8)(NumPrivRes * 4))
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{
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AcpiOsPrintf ("Invalid private resource number\n");
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return;
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}
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- for (i = 0; i < PpttProcessor->NumberOfPrivResources; i++)
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+ for (i = 0; i < NumPrivRes; i++)
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{
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- Status = AcpiDmDumpTable (Table->Length, Offset + SubtableOffset,
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+ Status = AcpiDmDumpTable (TableLength, Offset + SubtableOffset,
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ACPI_ADD_PTR (ACPI_SUBTABLE_HEADER, Subtable, SubtableOffset),
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4, AcpiDmTableInfoPptt0a);
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if (ACPI_FAILURE (Status))
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Index: acpica-unix2-20200925/source/compiler/dttable2.c
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===================================================================
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--- acpica-unix2-20200925.orig/source/compiler/dttable2.c
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+++ acpica-unix2-20200925/source/compiler/dttable2.c
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@@ -1028,6 +1028,7 @@ DtCompilePptt (
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ACPI_DMTABLE_INFO *InfoTable;
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DT_FIELD **PFieldList = (DT_FIELD **) List;
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DT_FIELD *SubtableStart;
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+ UINT32 NumPrivRes;
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ParentTable = DtPeekSubtable ();
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@@ -1092,7 +1093,7 @@ DtCompilePptt (
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{
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/* Compile initiator proximity domain list */
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- PpttProcessor->NumberOfPrivResources = 0;
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+ NumPrivRes = 0;
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while (*PFieldList)
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{
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Status = DtCompileTable (PFieldList,
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@@ -1108,8 +1109,10 @@ DtCompilePptt (
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DtInsertSubtable (ParentTable, Subtable);
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PpttHeader->Length += (UINT8)(Subtable->Length);
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- PpttProcessor->NumberOfPrivResources++;
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+ NumPrivRes++;
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}
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+ PpttProcessor->NumberOfPrivResources =
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+ AcpiUtReadUint32(&NumPrivRes);
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}
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break;
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