acpica-tools/SOURCES/0018-Support-GTDT-in-a-big-endian-world.patch
2022-05-17 15:07:28 +00:00

70 lines
2.5 KiB
Diff

From 492e41a24fd088c7ab609ee8ad518f69c9cd29e3 Mon Sep 17 00:00:00 2001
From: Al Stone <ahs3@redhat.com>
Date: Tue, 22 Sep 2020 18:12:01 -0600
Subject: [PATCH 18/45] Support GTDT in a big-endian world
Signed-off-by: Al Stone <ahs3@redhat.com>
---
source/common/dmtbdump1.c | 13 +++++++++----
source/compiler/dttable1.c | 9 +++++++--
2 files changed, 16 insertions(+), 6 deletions(-)
Index: acpica-unix2-20210604/source/common/dmtbdump1.c
===================================================================
--- acpica-unix2-20210604.orig/source/common/dmtbdump1.c
+++ acpica-unix2-20210604/source/common/dmtbdump1.c
@@ -1075,7 +1075,7 @@ AcpiDmDumpGtdt (
{
ACPI_STATUS Status;
ACPI_GTDT_HEADER *Subtable;
- UINT32 Length = Table->Length;
+ UINT32 Length = AcpiUtReadUint32 (&Table->Length);
UINT32 Offset = sizeof (ACPI_TABLE_GTDT);
ACPI_DMTABLE_INFO *InfoTable;
UINT32 SubtableLength;
@@ -1111,7 +1111,7 @@ AcpiDmDumpGtdt (
/* Subtables */
- while (Offset < Table->Length)
+ while (Offset < Length)
{
/* Common subtable header */
@@ -1129,8 +1129,13 @@ AcpiDmDumpGtdt (
case ACPI_GTDT_TYPE_TIMER_BLOCK:
SubtableLength = sizeof (ACPI_GTDT_TIMER_BLOCK);
- GtCount = (ACPI_CAST_PTR (ACPI_GTDT_TIMER_BLOCK,
- Subtable))->TimerCount;
+ {
+ UINT32 Tmp32;
+
+ Tmp32 = (ACPI_CAST_PTR (ACPI_GTDT_TIMER_BLOCK,
+ Subtable))->TimerCount;
+ GtCount = AcpiUtReadUint32 (&Tmp32);
+ }
InfoTable = AcpiDmTableInfoGtdt0;
break;
Index: acpica-unix2-20210604/source/compiler/dttable1.c
===================================================================
--- acpica-unix2-20210604.orig/source/compiler/dttable1.c
+++ acpica-unix2-20210604/source/compiler/dttable1.c
@@ -1071,8 +1071,13 @@ DtCompileGtdt (
DtPushSubtable (Subtable);
ParentTable = DtPeekSubtable ();
- GtCount = (ACPI_CAST_PTR (ACPI_GTDT_TIMER_BLOCK,
- Subtable->Buffer - sizeof(ACPI_GTDT_HEADER)))->TimerCount;
+ {
+ UINT32 Tmp32;
+
+ Tmp32 = (ACPI_CAST_PTR (ACPI_GTDT_TIMER_BLOCK,
+ Subtable->Buffer - sizeof (ACPI_GTDT_HEADER)))->TimerCount;
+ GtCount = AcpiUtReadUint32 (&Tmp32);
+ }
while (GtCount)
{