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From b2e9a4397077ad56fea5a8b3f9f63ce3be65ae48 Mon Sep 17 00:00:00 2001
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From: Al Stone <ahs3@redhat.com>
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Date: Sun, 27 Sep 2020 12:09:28 -0600
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Subject: [PATCH 30/40] Support TCPA 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/dmtbdump3.c | 13 ++++++++-----
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source/compiler/dttable2.c | 4 +++-
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2 files changed, 11 insertions(+), 6 deletions(-)
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Index: acpica-unix2-20200925/source/common/dmtbdump3.c
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===================================================================
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--- acpica-unix2-20200925.orig/source/common/dmtbdump3.c
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+++ acpica-unix2-20200925/source/common/dmtbdump3.c
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@@ -342,11 +342,13 @@ AcpiDmDumpTcpa (
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ACPI_TABLE_TCPA_HDR *Subtable = ACPI_ADD_PTR (
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ACPI_TABLE_TCPA_HDR, Table, Offset);
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ACPI_STATUS Status;
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+ UINT32 TableLength = AcpiUtReadUint32(&Table->Length);
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+ UINT16 PlatformClass;
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/* Main table */
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- Status = AcpiDmDumpTable (Table->Length, 0, Table,
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+ Status = AcpiDmDumpTable (TableLength, 0, Table,
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0, AcpiDmTableInfoTcpaHdr);
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if (ACPI_FAILURE (Status))
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{
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@@ -357,18 +359,19 @@ AcpiDmDumpTcpa (
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* Examine the PlatformClass field to determine the table type.
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* Either a client or server table. Only one.
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*/
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- switch (CommonHeader->PlatformClass)
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+ PlatformClass = AcpiUtReadUint16(&CommonHeader->PlatformClass);
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+ switch (PlatformClass)
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{
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case ACPI_TCPA_CLIENT_TABLE:
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- Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
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+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
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Table->Length - Offset, AcpiDmTableInfoTcpaClient);
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break;
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case ACPI_TCPA_SERVER_TABLE:
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- Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
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- Table->Length - Offset, AcpiDmTableInfoTcpaServer);
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+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
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+ TableLength - Offset, AcpiDmTableInfoTcpaServer);
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break;
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default:
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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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@@ -1773,6 +1773,7 @@ DtCompileTcpa (
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ACPI_TABLE_TCPA_HDR *TcpaHeader;
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DT_SUBTABLE *ParentTable;
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ACPI_STATUS Status;
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+ UINT16 PlatformClass;
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/* Compile the main table */
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@@ -1793,7 +1794,8 @@ DtCompileTcpa (
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*/
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TcpaHeader = ACPI_CAST_PTR (ACPI_TABLE_TCPA_HDR, ParentTable->Buffer);
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- switch (TcpaHeader->PlatformClass)
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+ PlatformClass = AcpiUtReadUint16(&TcpaHeader->PlatformClass);
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+ switch (PlatformClass)
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{
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case ACPI_TCPA_CLIENT_TABLE:
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