acpica-tools/0017-Support-most-FPDTs-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

86 lines
2.9 KiB
Diff

From 35f533074fb78d52e87c5a14406a136480a6fe62 Mon Sep 17 00:00:00 2001
From: Al Stone <ahs3@redhat.com>
Date: Tue, 22 Sep 2020 17:51:45 -0600
Subject: [PATCH 17/45] Support most FPDTs in a big-endian world
NB: there is no support for vendor specific records even in
the little-endian version.
Signed-off-by: Al Stone <ahs3@redhat.com>
---
source/common/dmtbdump1.c | 12 +++++++-----
source/compiler/dttable1.c | 4 +++-
2 files changed, 10 insertions(+), 6 deletions(-)
Index: acpica-unix2-20220331/source/common/dmtbdump1.c
===================================================================
--- acpica-unix2-20220331.orig/source/common/dmtbdump1.c
+++ acpica-unix2-20220331/source/common/dmtbdump1.c
@@ -1289,9 +1289,10 @@ AcpiDmDumpFpdt (
{
ACPI_STATUS Status;
ACPI_FPDT_HEADER *Subtable;
- UINT32 Length = Table->Length;
+ UINT32 TableLength = AcpiUtReadUint32 (&Table->Length);
UINT32 Offset = sizeof (ACPI_TABLE_FPDT);
ACPI_DMTABLE_INFO *InfoTable;
+ UINT16 SubtableType;
/* There is no main table (other than the standard ACPI header) */
@@ -1299,19 +1300,20 @@ AcpiDmDumpFpdt (
/* Subtables */
Subtable = ACPI_ADD_PTR (ACPI_FPDT_HEADER, Table, Offset);
- while (Offset < Table->Length)
+ while (Offset < TableLength)
{
/* Common subtable header */
AcpiOsPrintf ("\n");
- Status = AcpiDmDumpTable (Length, Offset, Subtable,
+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
Subtable->Length, AcpiDmTableInfoFpdtHdr);
if (ACPI_FAILURE (Status))
{
return;
}
- switch (Subtable->Type)
+ SubtableType = AcpiUtReadUint16 (&Subtable->Type);
+ switch (SubtableType)
{
case ACPI_FPDT_TYPE_BOOT:
@@ -1338,7 +1340,7 @@ AcpiDmDumpFpdt (
goto NextSubtable;
}
- Status = AcpiDmDumpTable (Length, Offset, Subtable,
+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
Subtable->Length, InfoTable);
if (ACPI_FAILURE (Status))
{
Index: acpica-unix2-20220331/source/compiler/dttable1.c
===================================================================
--- acpica-unix2-20220331.orig/source/compiler/dttable1.c
+++ acpica-unix2-20220331/source/compiler/dttable1.c
@@ -1493,6 +1493,7 @@ DtCompileFpdt (
ACPI_DMTABLE_INFO *InfoTable;
DT_FIELD **PFieldList = (DT_FIELD **) List;
DT_FIELD *SubtableStart;
+ UINT16 SubtableType;
while (*PFieldList)
@@ -1511,7 +1512,8 @@ DtCompileFpdt (
FpdtHeader = ACPI_CAST_PTR (ACPI_FPDT_HEADER, Subtable->Buffer);
- switch (FpdtHeader->Type)
+ SubtableType = AcpiUtReadUint16 (&FpdtHeader->Type);
+ switch (SubtableType)
{
case ACPI_FPDT_TYPE_BOOT: